CN108438198A - A kind of pulley buncher - Google Patents
A kind of pulley buncher Download PDFInfo
- Publication number
- CN108438198A CN108438198A CN201810296257.4A CN201810296257A CN108438198A CN 108438198 A CN108438198 A CN 108438198A CN 201810296257 A CN201810296257 A CN 201810296257A CN 108438198 A CN108438198 A CN 108438198A
- Authority
- CN
- China
- Prior art keywords
- pulley
- fixed
- dirigible
- buncher
- drag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims description 5
- 230000003068 static effect Effects 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/40—Balloons
- B64B1/50—Captive balloons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/66—Mooring attachments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Toys (AREA)
Abstract
The invention belongs to captive aerostatics fields, provide a kind of pulley buncher, including boundling disk (1), fixed pulley (2), shaft (3) and rope locking machine (4), the fixed pulley (2) is fixed on the boundling disk (1) by the shaft (3) and can be rotated around the shaft (3), and the relative angle of the fixed pulley (2) and the boundling disk (1) is changed；Drag-line (5) bypasses the fixed pulley (2), and dirigible is fixed at both ends；The rope locking machine (4) is fixed on close to fixed pulley (2) on drag-line (5).The present invention can adjust the position of rear side rope locking machine (4) according to the static balance of kite balloon airship, and the position of front rope locking machine (4) is adjusted by the wind resistance grade and windage of dirigible.The payload of kite balloon airship can effectively be increased using the present invention, improve wind loading rating.
Description
Technical field
The invention belongs to captive aerostatics field, be related to a kind of captive aerostatics is tethered at auxiliary device, especially
It is related to a kind of pulley buncher.
Background technology
Kite balloon airship is a kind of aircraft for being lighter than air, is mainly made of mooring system, mooring system and dirigible.It is tethered at
Dirigible generates buoyancy by the helium that is filled in air bag, and dirigible is tethered on ground installation by tether cable, to realize
The long-term of dirigible stays sky.
In order to ensure the static stability of dirigible, the installation site being tethered at a little can be calculated in scheme design process, but by
In foozle, center of gravity and the centre of buoyancy and the calculated value of the dirigible actually manufactured can have error.Conventional solution at present
Certainly method is to introduce counterweight module on dirigible to eliminate above-mentioned error, since the module for introducing new certainly will reduce the effective of dirigible
Load increases the complexity of dirigible, and difficulty is increased to the maintenance of dirigible.
Traction due to tether cable and the unpowered characteristic of itself are generally not provided with controllable rudder face on kite balloon airship
The posture of dirigible is controlled.To ensure the pitching stability of dirigible, the tail of falling Y-shaped usually is installed in the tail portion of dirigible
The wing, when the pitch angle of dirigible increases or reduces, the fixation rudder face of empennage will produce a restoring moment to keep the steady of dirigible
It is fixed.But during being actually tethered at, due to air environment complexity, wind speed changes greatly, and dirigible can occur under the action of windage
Whole drift, the static balance established so as to cause the pulling force, buoyancy and gravity acted on dirigible is destroyed, and is produced on empennage
Raw restoring force, re-establishes balance.To ensure the stress balance of dirigible pitch orientation, with the increase of windage, the angle of attack of dirigible
Also increase therewith to generate the restoring force of bigger on empennage, after the angle of attack increases to a certain extent, dirigible can be seriously affected
Stability, unpredictable damage is generated to hull self structure.
This field is required to the novel kite balloon airship to solve the above problems.
Invention content
For at least part in effective solution the above-mentioned problems in the prior art, the present invention proposes one kind
Pulley buncher changes the position being tethered at a little by pulley, makes the variation of dirigible hawser pull during anchoring and letting fly away
Amount reduces, to improve the stability and wind loading rating of entire dirigible.
The present invention uses following any technical solution.
One aspect of the present invention provides a kind of pulley buncher, including boundling disk, n fixed pulley, n shaft and m card rope
Device, n are the natural number of 2-10, and m is the natural number of n-2n；
The fixed pulley is fixed on the boundling disk by the shaft and can be rotated around the shaft, described in change
The relative angle of fixed pulley and the boundling disk；Preferably, the shaft is evenly distributed in boundling disk both sides, correspondingly,
The fixed pulley is also evenly distributed in boundling disk both sides；
Dirigible is fixed at fixed pulley described in guy cable rounds, both ends；The pulling force of the constraint of dirigible tension cable, drag-line converges at collection
Beam disk；
The rope locking machine is fixed on close to fixed pulley on drag-line；
In different technical solutions, rope locking machine can be close to fixed pulley or with fixed pulley at a distance of specific distance.
In one aspect of the invention, the upper end of the boundling disk connects fixed pulley, and lower end then connects main push-towing rope rope, Ge Gela
The pulling force of rope finally converges at main push-towing rope rope.
In one aspect of the invention, m=2n, i.e., each fixed pulley correspond to two rope locking machines, the two rope locking machines point
Not Wei Yu fixed pulley both sides.
In one aspect of the invention, n is 4 or 6.
In one aspect of the invention, there is mounting base, the shaft are fixed on the boundling disk in the mounting base；
The mounting base is not orthogonal to the boundling disk, i.e. mounting base and boundling disk is at an acute angle, such as 40 ° -80 °, depending on tool
Depending on the needs of body.
In one aspect of the invention, the n shaft is substantially parallel to each other or is mutually parallel completely.
In one aspect of the invention, the mounting base edge is equidistantly arranged perpendicular to the direction in dirigible course.
In one aspect of the invention, the fixed pulley includes the holder of pulley and installation pulley.Two before and after the holder
End setting retaining groove, front end are the faces E, and rear end is the faces F, allows drag-line to pass through, but rope locking machine is blocked, to realize to hawser pull
Control.
In one aspect of the invention, there is the pulley groove, the drag-line to be embedded in the groove；
A diameter of D1 of the groove, a diameter of D2 of the drag-line, the two meet：1.15≤D1/D2≤1.25.
In one aspect of the invention, the rope locking machine main body is circular tube shaped, is internally provided with briquetting, passes through external locking
Part drives briquetting that will be locked across the drag-line of rope locking machine.
In one aspect of the invention, the locking member includes wing bolt or plain bolt.
In one aspect of the invention, phase the same side of dirigible is fixed at the both ends of the drag-line, i.e., the described both ends are not
It is respectively in the left and right sides of dirigible, but is respectively positioned on the left side of dirigible or is respectively positioned on the right side of dirigible.The identical present invention's
On one side, kite balloon airship it is calm let state fly away under, under tension F2, buoyancy F1With gravity G, three direction is parallel and is
Vertical direction, pulling force between buoyancy at a distance from be L1, buoyancy between gravity at a distance from be L2.Side, position is distinguished at the both ends
In the front side of dirigible and rear side.
In one aspect of the invention, the faces the F retaining groove of rope locking machine and fixed pulley fits, and according to the A/W of dirigible
G and buoyancy F1Distribution carries out position adjustment, makes dirigible in pulling force F2Under the action of reach static balance, after adjustment dirigible stress meet
F2* L1=G*L2.
In one aspect of the invention, the position of front rope locking machine is adjusted according to the wind resistance grade of dirigible and windage, i.e.,
The length of L3.
In one aspect of the invention, in the case where system is in captive, main push-towing rope rope tension F2And F21Position be A,
Pulling force F22Position be D, buoyancy F1Position be B, the position of gravity G is C, pulling force F21For the stress of conventional boundling disk
State (without fixed pulley), pulling force F22For the stress of fixed pulley buncher.
In one aspect of the invention, under dirigible captive, suitable pulling force point D is found by pulley sliding, most
The original static balance state of guarantee dirigible of limits makes dirigible have suitable pitch angle, to improve the anti-of kite balloon airship
Wind energy power.
Another aspect of the present invention also provides the kite balloon airship for the pulley buncher for including the present invention.
Compared to the prior art, technique effect of the invention includes following one or more：
1, by using fixed pulley and rope locking machine, the process of kite balloon airship counterweight adjusting is greatly reduced, debugging is shortened
Time, while common counterweight module has been abandoned, improve the payload of dirigible；
2, it by designing the length of L3, determines the installation site of rope locking machine, under dirigible captive, is slided by pulley
Suitable pulling force point is found, ensures the original static balance state of dirigible to greatest extent, dirigible is made to have suitable pitch angle, to
Improve the wind loading rating of kite balloon airship；
3, using fixed pulley, reduce the tie point of drag-line, increase the reliability of system.
Description of the drawings
Fig. 1 shows the working state schematic representations of 1 pulley buncher of the embodiment of the present invention；
Fig. 2 indicates another schematic diagram of 1 pulley buncher of the embodiment of the present invention；
Fig. 3 indicates the fixed pulley sectional view of 1 pulley buncher of the embodiment of the present invention；
Fig. 4 indicates the rope locking machine sectional view of 1 pulley buncher of the embodiment of the present invention；
Fig. 5 indicates the captive balloon anchored condition lower stress schematic diagram using the present invention；
Fig. 6 indicates the captive balloon captive lower stress schematic diagram using the present invention；
Reference numeral meaning in figure is as follows：
Boundling disk -1, mounting base -10, fixed pulley -2, pulley -20, holder -21, shaft -3, rope locking machine -4, pipe -40,
Briquetting -41, wing bolt -42, drag-line -5, balloon -6.
Specific implementation mode
The present invention is further detailed in the following with reference to the drawings and specific embodiments, described embodiment is only used for
The description and interpretation present invention, is not intended to limit the present invention.
Embodiment 1
The present embodiment provides a kind of pulley buncher, including boundling disk 1, fixed pulley 2, shaft 3 and rope locking machine 4.
As shown in Figure 1,4 mounting bases 10 are distributed on 1 upper end face of boundling disk, they are mutually parallel, by turning
Axis 3 is attached with fixed pulley 2, forms a revolute pair.The lower end of boundling disk 1 then connects main push-towing rope rope, collects the drawing of drag-line 5
Power.Drag-line 5 is 4 altogether in the present embodiment, and mounting base 10 is 4, and is arranged perpendicular to the course of dirigible.Such as Fig. 1
Shown in 2,4 mounting bases 10 each side have 2 dirigible, and correspondingly, dirigible each side has 2 fixed pulleys 2
And 2 drag-lines 5.
Mounting base 10 has certain established angle, i.e. angle between 1 surface of mounting base 10 and boundling disk.In the present embodiment
In, the established angle of two mounting bases 10 in outside is about 60 °, and the established angle of two mounting bases 10 in inside is about 65 °.Established angle is set
The first purpose be to ensure that connected drag-line 5 is tangential on drawing point under stress with dirigible utricule.
As shown in figure 3, fixed pulley 2 includes pulley 20 and installs the holder 21 of pulley 20,21 rear and front end of the holder is set
Retaining groove is set, front end is the faces E, and rear end is the faces F, allows drag-line 5 to pass through, but rope locking machine 4 is blocked, thus by rope locking machine 4 to drawing
The point of application A of the pulling force of rope 5 is controlled.
As shown in figure 4, the main body of rope locking machine 4 is circular tube shaped, internal diameter D3 is internally provided with briquetting, passes through external locking
Part drives briquetting that will be locked by the drag-line 5 of rope locking machine, and the rope locking machine 4 is respectively arranged in the both sides of fixed pulley 2, and is mounted on
On drag-line 5, as illustrated in fig. 1 and 2.
In the present embodiment, the groove diameter D1 of pulley 20 is 7mm, and the diameter D2 of drag-line 5 is 6mm, the inner wall of rope locking machine 4
Diameter D3 is 6.2mm.
Embodiment 2
Fig. 5 indicate calm in the case of let fly away during kite balloon airship stress, suffered pulling force F2, buoyancy F1With
The direction of gravity G three is parallel and is vertical direction, pulling force between buoyancy at a distance from be L1, buoyancy between gravity at a distance from be
L2.When kite balloon airship meets following relationship, system balancing：
In debugging process, the position of the center of gravity and the centre of buoyancy of dirigible is obtained by practical measurement, is calculated main drag-line and is drawn
The position of point A, adjusting rear end rope locking machine 4 makes pulling force suffered by boundling disk pass through drawing point A, at this time rear end rope locking machine 4 and fixed pulley 2
The faces F retaining groove fits.
Embodiment 3
Fig. 6 indicates the stress of kite balloon airship under state windward, under tension F21(use the feelings of conventional buncher
Shape), pulling force F22(situation for using pulley buncher), buoyancy F1, gravity G and restoring force F3, three direction is parallel and is vertical
The pitching equilibrium relation in direction, kite balloon airship meets relational expression below：
F3*L4+F*L=G*L2
Work as F*L=F21* when L11, relational expression is the dirigible stress using conventional buncher；
Work as F*L=F22* when L12, relational expression is the dirigible stress using pulley buncher；
Due to F22*L12>F21* L11, when same drift value occurs for kite balloon airship, using being tethered at for pulley buncher
The restoring force that dirigible empennage generates is small, and dirigible change in angle of attack is small, to improve the wind loading rating of dirigible.
Claims (10)
1. a kind of pulley buncher, including boundling disk (1), n fixed pulley (2), n shaft (3) and m rope locking machine (4), n are
The natural number of 2-10, m are the natural number of n-2n；
The fixed pulley (2) is fixed on the boundling disk (1) by the shaft (3) and can be rotated around the shaft (3),
Change the relative angle of the fixed pulley (2) and the boundling disk (1)；
Drag-line (5) bypasses the fixed pulley (2), and dirigible is fixed at both ends；
The rope locking machine (4) is fixed on close to fixed pulley (2) on drag-line (5).
2. pulley buncher as described in claim 1, which is characterized in that m=2n, n are 4 or 6.
3. pulley buncher as described in claim 1, which is characterized in that have mounting base (10), institute on the boundling disk (1)
Shaft (3) is stated to be fixed in the mounting base (10)；
The mounting base (10) is not orthogonal to the boundling disk (1).
4. pulley buncher as described in claim 1, which is characterized in that the n shaft (3) is substantially parallel to each other.
5. pulley buncher as described in claim 1, which is characterized in that the fixed pulley (2) includes pulley (20) and installation
The holder (21) of pulley (20).
6. pulley buncher as described in claim 1, which is characterized in that rope locking machine (4) main body is circular tube shaped, and inside is set
There is briquetting, drives briquetting that will be locked across the drag-line of rope locking machine (5) by external locking member.
7. pulley buncher as described in claim 1, which is characterized in that the phase of dirigible is fixed at the both ends of the drag-line (5)
The same side.
8. pulley buncher as claimed in claim 5, which is characterized in that the pulley (20) has groove, the drag-line (5)
The embedded groove；
A diameter of D1 of the groove, a diameter of D2 of the drag-line (5), the two meet：1.15≤D1/D2≤1.25.
9. pulley buncher as claimed in claim 6, which is characterized in that the locking member includes wing bolt or common spiral shell
Bolt.
10. a kind of kite balloon airship comprising such as claim 1-9 any one of them pulley bunchers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296257.4A CN108438198A (en) | 2018-03-31 | 2018-03-31 | A kind of pulley buncher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296257.4A CN108438198A (en) | 2018-03-31 | 2018-03-31 | A kind of pulley buncher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108438198A true CN108438198A (en) | 2018-08-24 |
Family
ID=63199204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810296257.4A Pending CN108438198A (en) | 2018-03-31 | 2018-03-31 | A kind of pulley buncher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108438198A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776192A (en) * | 2020-06-01 | 2020-10-16 | 中国科学院空天信息创新研究院 | Captive balloon main node posture adjusting mechanism |
| CN113335491A (en) * | 2021-07-23 | 2021-09-03 | 湖北航特航空飞行器有限公司 | Gravity center balancing device of airship and adjusting method thereof |
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|---|---|---|---|---|
| KR20090069084A (en) * | 2007-12-24 | 2009-06-29 | 한국항공우주연구원 | Tension adjustable device for a aerostat or a balloon and method for adjusting the location of a aerostat or a balloon |
| CN102285444A (en) * | 2011-06-07 | 2011-12-21 | 北方电科集团有限公司 | Kite airship attitude adjusting device |
| US20120181381A1 (en) * | 2009-07-28 | 2012-07-19 | Noce S.R.L. | Self-righting aerostat and relative takeoff and recovery system |
| CN203005742U (en) * | 2012-12-17 | 2013-06-19 | 北方信息控制集团有限公司 | Mooring boat with adjustable pitching posture |
| CN106915430A (en) * | 2017-03-21 | 2017-07-04 | 中国电子科技集团公司第三十八研究所 | A kind of node apparatus of the aerial tether cable of captive balloon |
| US20180050797A1 (en) * | 2016-08-22 | 2018-02-22 | Harris Corporation | Tethered unmanned aerial vehicle |
| CN208181390U (en) * | 2018-03-31 | 2018-12-04 | 丹阳昊天飞行器技术有限公司 | A kind of pulley buncher and kite balloon airship |
-
2018
- 2018-03-31 CN CN201810296257.4A patent/CN108438198A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090069084A (en) * | 2007-12-24 | 2009-06-29 | 한국항공우주연구원 | Tension adjustable device for a aerostat or a balloon and method for adjusting the location of a aerostat or a balloon |
| US20120181381A1 (en) * | 2009-07-28 | 2012-07-19 | Noce S.R.L. | Self-righting aerostat and relative takeoff and recovery system |
| CN102285444A (en) * | 2011-06-07 | 2011-12-21 | 北方电科集团有限公司 | Kite airship attitude adjusting device |
| CN203005742U (en) * | 2012-12-17 | 2013-06-19 | 北方信息控制集团有限公司 | Mooring boat with adjustable pitching posture |
| US20180050797A1 (en) * | 2016-08-22 | 2018-02-22 | Harris Corporation | Tethered unmanned aerial vehicle |
| CN106915430A (en) * | 2017-03-21 | 2017-07-04 | 中国电子科技集团公司第三十八研究所 | A kind of node apparatus of the aerial tether cable of captive balloon |
| CN208181390U (en) * | 2018-03-31 | 2018-12-04 | 丹阳昊天飞行器技术有限公司 | A kind of pulley buncher and kite balloon airship |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776192A (en) * | 2020-06-01 | 2020-10-16 | 中国科学院空天信息创新研究院 | Captive balloon main node posture adjusting mechanism |
| CN111776192B (en) * | 2020-06-01 | 2021-09-28 | 中国科学院空天信息创新研究院 | Captive balloon main node posture adjusting mechanism |
| CN113335491A (en) * | 2021-07-23 | 2021-09-03 | 湖北航特航空飞行器有限公司 | Gravity center balancing device of airship and adjusting method thereof |
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