CN108717988B - A dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast - Google Patents
A dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast Download PDFInfo
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- CN108717988B CN108717988B CN201810530151.6A CN201810530151A CN108717988B CN 108717988 B CN108717988 B CN 108717988B CN 201810530151 A CN201810530151 A CN 201810530151A CN 108717988 B CN108717988 B CN 108717988B
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- dirt scraping
- scraping ring
- mast
- dirt
- detachable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/04—Adaptation for subterranean or subaqueous use
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
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Abstract
The invention discloses a separable dirt scraping mechanism for a mast of a flow guide antenna, which comprises a dirt scraping ring which is sleeved on the periphery of the antenna in a sliding manner, and is characterized in that: the periphery of the dirt scraping ring is provided with a locking mechanism, the lower end of the locking mechanism is fixed with the guide supporting frame, a flow guide shaped mast is arranged between the guide supporting frame and the antenna, the dirt scraping ring is arranged above the flow guide shaped mast, the flow guide shaped mast is provided with an unlocking mechanism for unlocking the locking mechanism, so that the locking mechanism is separated from the dirt scraping ring, the dirt scraping ring is also provided with an anti-rotation mechanism, and the anti-rotation mechanism is configured with the flow guide shaped mast. The invention works by using mast lifting power, does not need additional power source, does not need to be provided with a driving mechanism independently, saves energy, saves the space occupied by independently arranging the driving mechanism, and has compact structure and high integration level.
Description
Technical Field
The invention belongs to the field of ship devices, and particularly relates to a separable dirt scraping mechanism for a diversion-shaped antenna mast.
Background
Underwater vehicles such as manned submersible vehicles and UUVs are generally equipped with a liftable communication antenna, and when the underwater vehicle needs to communicate with the outside, the antenna extends out of the water surface and descends after the work is finished. The underwater communication antenna works in a marine environment for a long time, sludge is easily attached to the surface of the underwater communication antenna, and marine organisms grow on the surface of the underwater communication antenna, so that the insulation characteristic of the underwater communication antenna is influenced, and the working performance of the underwater communication antenna is further influenced. The antenna is generally arranged in a circular mast to form a cylindrical antenna mast, a dirt scraping ring is arranged at the top of the mast, and when the antenna is lifted, dirt on the surface is scraped, growth of marine organisms is prevented, and the insulation characteristic of the antenna is kept.
Along with the continuous improvement of the requirement on hydrodynamic performance, the circular mast is gradually replaced by the guide-shaped mast, the antenna is installed in the guide-shaped mast to form the guide-shaped antenna mast, the upper part of the guide-shaped antenna mast is provided with the circular antenna, the lower part of the guide-shaped mast is provided with the guide-shaped mast, the guide-shaped mast is of a variable cross section structure type, the fixed type dirt scraping scheme is not applicable, a separable dirt scraping mechanism needs to be designed, and after the dirt scraping of the antenna is finished, the dirt scraping ring can lift along with the guide-shaped antenna mast.
Disclosure of Invention
The invention aims to solve the technical problem of providing a separable dirt scraping mechanism for a guide-flow-shaped antenna mast, which does not need an additional power source, does not need a driving mechanism and has a compact structure, aiming at the defects in the prior art.
The technical scheme adopted by the invention is as follows: the utility model provides a dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast, establishes the dirty ring of scraping in the antenna periphery including slidable cover, its characterized in that: the periphery of the dirt scraping ring is provided with a locking mechanism, the lower end of the locking mechanism is fixed with the guide supporting frame, a flow guide shaped mast is arranged between the guide supporting frame and the antenna, the dirt scraping ring is arranged above the flow guide shaped mast, the flow guide shaped mast is provided with an unlocking mechanism for unlocking the locking mechanism, so that the locking mechanism is separated from the dirt scraping ring, the dirt scraping ring is also provided with an anti-rotation mechanism, and the anti-rotation mechanism is configured with the flow guide shaped mast.
According to the technical scheme, the locking mechanisms are symmetrically arranged on two sides of the dirt scraping ring.
According to the technical proposal, the two sides of the dirt scraping ring are symmetrically provided with lugs, the locking mechanism is hung on the lugs, the locking mechanism comprises a base, the lower end of the base is fixed on the guide supporting frame, a left transmission rod and a right transmission rod are arranged on the inner side of the base and are arranged in a crossed manner, the crossed part is hinged on the base through a pin shaft, a limiting mechanism is connected above the two transmission rods and is arranged above the lug, the upper parts of the two transmission rods are connected through a spring to enable the lower ends of the two transmission rods to be in a closed tensioning state, the two transmission rods enable the inner sides of the two transmission rods to be clamped on the lugs under the action of the spring, the lower ends of the two transmission rods are in an open separated state through an unlocking mechanism, meanwhile, the limiting mechanisms at the upper parts of the two transmission rods are also in a stretching and separating state, and the two transmission rods are separated from the lugs under the acting force of the guide support frame and the base.
According to the technical scheme, the limiting mechanism comprises a left cross rod arranged at the upper end of the left transmission rod and a right cross rod arranged at the upper end of the right transmission rod, and the two cross rods are oppositely arranged under the action force of the spring and are placed on the lugs for limiting.
According to the technical scheme, the lower ends of the two transmission rods are provided with accommodating spaces for accommodating the unlocking mechanisms.
According to the technical scheme, the left transmission rod and the right transmission rod are same in structure and symmetrically arranged, and the left transmission rod and the right transmission rod are Z-shaped.
According to the technical scheme, the unlocking mechanism is a shifting shaft arranged on the diversion-shaped mast.
According to the technical scheme, the anti-rotation mechanism comprises an anti-rotation shaft arranged on the dirt scraping ring, and the anti-rotation shaft is connected with the diversion-shaped mast in an axial sliding mode.
According to the technical scheme, the dirt scraping element is arranged on the dirt scraping ring.
According to above-mentioned technical scheme, scrape dirty component and be scraping dirty circle, be equipped with in scraping dirty intra-annular that holds and scrape dirty circle.
The beneficial effects obtained by the invention are as follows:
1. the invention works by using mast lifting power, does not need additional power source, does not need to be provided with a driving mechanism independently, saves energy, saves the space occupied by independently arranging the driving mechanism, and has compact structure and high integration level;
2. the dirt scraping ring is detachable, is suitable for the variable cross-section structure of the mast of the diversion-shaped antenna, and has wide application range.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of FIG. 1 (with the base omitted from FIG. 2);
FIG. 3 is a schematic view of the base of the locking mechanism being secured to the guide support frame;
fig. 4 is a perspective view of the present invention.
Fig. 5 is a schematic structural view of the locking mechanism of the present invention.
FIG. 6 is a first schematic view of a work flow of the dirt scraping mechanism;
FIG. 7 is a schematic view of a work flow of the dirt scraping mechanism;
fig. 8 is a third schematic view of the work flow of the dirt scraping mechanism.
Detailed Description
The invention will be further explained with reference to the drawings.
As shown in fig. 1 to 5, the present embodiment provides a detachable dirt scraping mechanism for a mast of a ducted antenna, which includes a dirt scraping ring 1 slidably disposed on an outer periphery of an antenna 5, and a dirt scraping element 2 disposed on the dirt scraping ring. Scrape dirty component 2 and be scraping dirty circle, be equipped with in scraping dirty ring 1 and hold the annular of scraping dirty circle. The periphery of the dirt scraping ring 1 is provided with a locking mechanism 3, the lower end of the locking mechanism 3 is fixed with a guide supporting frame 8, a guide mast 6 with a variable cross section is arranged between the guide supporting frame 8 and an antenna 5, wherein the antenna 5 is arranged on the guide mast 6 to form a guide antenna mast whole, and the whole axially slides up and down in the guide supporting frame 8. The dirt scraping ring 1 is arranged above the diversion-shaped mast 6, the diversion-shaped mast 6 is provided with an unlocking mechanism for unlocking the locking mechanism 3 to enable the locking mechanism to be separated from the dirt scraping ring 1, the dirt scraping ring 1 is further provided with an anti-rotation mechanism, and the anti-rotation mechanism is configured with the diversion-shaped mast 6.
In this embodiment, the two sides of the dirt scraping ring 1 are symmetrically provided with lugs 9, and the locking mechanisms are symmetrically arranged on the two sides of the dirt scraping ring 1. The locking mechanism is hung on the lug 9 and comprises a base 3.1, the lower end of the base 3.1 is fixed on the guide supporting frame 8, a left transmission rod 3.3 and a right transmission rod 3.2 are arranged on the inner side of the base 3.1, the left transmission rod 3.3 and the right transmission rod 3.2 have the same structure and are arranged in a cross way, the crossed part is hinged on the base 3.1 through a pin shaft, a limiting mechanism is connected above the two transmission rods and is arranged above the lug 9, used for hanging a locking mechanism, the upper parts of the two transmission rods are connected through a spring 3.4, so that the lower ends of the two transmission rods are in a closed tensioning state, the inner sides of the two transmission rods are clamped on a lug 9 under the action of the spring 3.4, the lower ends of the two transmission rods are in an open separated state through an unlocking mechanism, meanwhile, the limiting mechanisms at the upper parts of the two transmission rods are also in a stretching separation state, and the two transmission rods are separated from the lugs 9 under the acting force of the guide support frame and the base.
In this embodiment, the limiting mechanism comprises a left cross bar 3.5 arranged at the upper end of the left driving rod 3.3 and a right cross bar 3.6 arranged at the upper end of the right driving rod 3.2, and the two cross bars are oppositely arranged under the action of a spring 3.4 and placed on the lug for limiting.
The lower ends of the two transmission rods are provided with accommodating spaces for accommodating the unlocking mechanisms. The unlocking mechanism is a shifting shaft 7 arranged on the diversion-shaped mast.
The anti-rotation mechanism comprises an anti-rotation shaft 4 arranged on the dirt scraping ring 1, and the anti-rotation shaft 4 is connected with the flow guide mast 6 in an axial sliding mode.
A dirt scraping member 2 is disposed on the dirt scraping ring. Scrape dirty component 2 and be scraping dirty circle, be equipped with in scraping dirty ring 1 and hold the annular of scraping dirty circle.
The working process of the invention is as follows: the guide manifold antenna mast 1 is lifted along the guide rail of the guide supporting frame 8, and the decontamination ring 1 automatically finishes decontamination of the surface of the antenna when lifting the initial section and lowering the tail section, so that the insulation characteristic of the antenna during working is ensured.
As shown in fig. 6-8, firstly, the antenna moves upward relative to the guide support frame 8, the antenna moves relative to the dirt scraping ring 1 to scrape dirt under the fixation of the guide support frame 8, after the dirt scraping is completed, the dial shaft 7 on the guide mast 6 enters the locking mechanism 3, the left transmission rod 3.3 and the right transmission rod 3.2 are separated towards two sides by overcoming the tension of the spring 3.4, the dirt scraping ring 1 is released, and the dirt scraping ring 1 continues to rise along with the guide mast 6. After the antenna works, the scraper ring 1 is driven to descend, the guide-flow-shaped mast 6 descends at the same time, the shifting shaft 7 enters the locking mechanism 3 at the descending tail section to overcome the tension of the spring 3.4, the locking mechanism 3 is opened, the scraper ring 1 enters the locking mechanism 3, the shifting shaft leaves the locking mechanism 3, and the locking mechanism 3 locks the scraper ring 1 under the action of the spring force 3.4. The rotation preventing shaft 4 prevents the dirt scraping ring 1 from rotating under the action of external fluid in the working process, so that the dirt scraping ring 1 cannot return to the locking mechanism 3 when the flow guiding type mast antenna is lowered. The dirt scraping ring 1 finishes work by utilizing the power of the lifting of the diversion-shaped mast 6 and the spring 3.4 without independently arranging a power source, and has simple mechanism and high integration level.
The dirt scraping ring 1, the dirt scraping element 2 and the anti-rotation shaft 4 are all made of nonmetal materials such as polytetrafluoroethylene and nylon, and therefore interference of metal structural parts on the periphery to signal radiation of the antenna during operation is avoided. In addition, polytetrafluoroethylene and nylon's water repellency can be good, has avoided the antenna to stretch out the surface of water during operation, scrapes to adhere to a large amount of water drops on the dirty mechanism, influences antenna working property.
Claims (8)
1. The utility model provides a dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast, establishes the dirty ring of scraping in the antenna periphery including slidable cover, its characterized in that: the periphery of the dirt scraping ring is provided with a locking mechanism, the lower end of the locking mechanism is fixed with the guide supporting frame, a guide mast is arranged between the guide supporting frame and the antenna, the dirt scraping ring is arranged above the guide mast, the guide mast is provided with an unlocking mechanism for unlocking the locking mechanism to enable the locking mechanism to be separated from the dirt scraping ring, the dirt scraping ring is further provided with an anti-rotating mechanism, the anti-rotating mechanism is configured with the guide mast, the locking mechanisms are symmetrically arranged at two sides of the dirt scraping ring, lugs are symmetrically arranged at two sides of the dirt scraping ring, the locking mechanism is hung on the lugs, the locking mechanism comprises a base, the lower end of the base is fixed on the guide supporting frame, a left transmission rod and a right transmission rod are arranged at the inner side of the base and are arranged in a crossed manner, the crossed position of the left transmission rod and the right transmission rod is hinged on the base through a pin shaft, and a limiting mechanism is connected, the limiting mechanism is arranged above the lug and used for hanging the locking mechanism, the upper parts of the two transmission rods are connected through a spring, the lower ends of the two transmission rods are in a closed tensioning state, the inner sides of the two transmission rods are clamped on the lug under the action of the spring, the lower ends of the two transmission rods are in an open separating state through the unlocking mechanism, meanwhile, the limiting mechanism on the upper parts of the two transmission rods is also in an open separating state, the dirt scraping ring rises along with the flow guide mast, and the lug is separated from the transmission mechanism.
2. The detachable scraping mechanism of claim 1, wherein: the limiting mechanism comprises a left cross rod arranged at the upper end of the left transmission rod and a right cross rod arranged at the upper end of the right transmission rod, and the two cross rods are oppositely arranged under the acting force of the spring and are arranged on the lugs for limiting.
3. The detachable scraping mechanism of claim 1, wherein: the lower ends of the two transmission rods are provided with accommodating spaces for accommodating the unlocking mechanisms.
4. The detachable scraping mechanism of claim 1, wherein: the left transmission rod and the right transmission rod are same in structure and symmetrically arranged and are Z-shaped.
5. The detachable scraping mechanism of claim 1 or 2, wherein: the unlocking mechanism is a shifting shaft arranged on the flow guide mast.
6. The detachable scraping mechanism of claim 1, wherein: the anti-rotation mechanism comprises an anti-rotation shaft arranged on the dirt scraping ring, and the anti-rotation shaft is connected with the flow guide mast in an axial sliding mode.
7. The detachable scraping mechanism of claim 1, wherein: a dirt scraping member is disposed on the dirt scraping ring.
8. The detachable scraping mechanism of claim 1, wherein: the dirt scraping element is a dirt scraping ring, and an annular groove for accommodating the dirt scraping ring is formed in the dirt scraping ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810530151.6A CN108717988B (en) | 2018-05-29 | 2018-05-29 | A dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810530151.6A CN108717988B (en) | 2018-05-29 | 2018-05-29 | A dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108717988A CN108717988A (en) | 2018-10-30 |
| CN108717988B true CN108717988B (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810530151.6A Active CN108717988B (en) | 2018-05-29 | 2018-05-29 | A dirty mechanism is scraped to detachable for water conservancy diversion shape antenna mast |
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| CN (1) | CN108717988B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985850A (en) * | 2019-04-26 | 2019-07-09 | 山东交通学院 | A kind of marine growth removal device of formula offshore platform leg surface |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005049243B4 (en) * | 2005-10-14 | 2012-09-27 | Vega Grieshaber Kg | Parabolic antenna with flushing connection |
| JP2007319757A (en) * | 2006-05-31 | 2007-12-13 | Azuma Toso Kk | Device for surface preparation of inner surface of piping body |
| US9339670B1 (en) * | 2013-03-15 | 2016-05-17 | Robert J Burnham | Vertical pole spraying system |
| CN104289459B (en) * | 2014-11-05 | 2017-01-25 | 广西大学 | cable dirt cleaning device |
| CN105281007B (en) * | 2015-10-30 | 2017-12-08 | 中国船舶重工集团公司第七一九研究所 | A kind of antenna dirt scraping equipment with auto-lock function |
| CN205762739U (en) * | 2016-05-17 | 2016-12-07 | 大连海洋大学 | Marine marker attachment removes equipment |
| CN107130846B (en) * | 2017-05-08 | 2023-06-20 | 国家电网公司 | Insulator cleaning, decontamination and enclasping device |
| CN207353465U (en) * | 2017-09-21 | 2018-05-11 | 长沙晶优新材料科技有限公司 | Can be from the satellite antenna cover cleaned |
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| CN108717988A (en) | 2018-10-30 |
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