CN208336472U - One kind imitating cobweb space development agency based on scissors unit - Google Patents
One kind imitating cobweb space development agency based on scissors unit Download PDFInfo
- Publication number
- CN208336472U CN208336472U CN201821156158.8U CN201821156158U CN208336472U CN 208336472 U CN208336472 U CN 208336472U CN 201821156158 U CN201821156158 U CN 201821156158U CN 208336472 U CN208336472 U CN 208336472U
- Authority
- CN
- China
- Prior art keywords
- unit
- scissors
- rod
- open
- hinge
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Aerials With Secondary Devices (AREA)
Abstract
One kind imitating cobweb space development agency based on scissors unit, including unit and base can be opened up, the unit of opening up includes drive rod, hinge, connecting rod and scissors unit, the base is pentagon base, the utility model can open up unit annular array on the same base by five, adjacent opening up each simultaneously shares a drive rod between unit and the first axle by being nested on drive rod is connected with second hinge, constitute the space folding and unfolding mechanism an of closed loop, the utility model has one degree of freedom, required driving is few, control is simple, it can open up and be connected between unit by two hinges, mechanism has rigidity big and intensity height, mechanism deploying is stablized, architecture quality is light, it folds than big feature, suitable for the fields such as space plane satellite transmitting antenna and deep space satellite parabola antenna.
Description
Technical field
It is especially a kind of to be opened up based on the imitative cobweb space of scissors unit the utility model relates to space folding and unfolding mechanism field
Mechanism.
Background technique
Cobweb is generally symmetrical and asymmetry, is a kind of extremely regular net, can be off line in equivalent volume
Flexibility and intensity are bigger than steel wire, therefore have extensibility；Cobweb can form different shapes, the whole network knot according to varying environment
Structure is stable and firm, and the impact force that each symmetry net can be made to be subject to is evenly distributed on the whole network.
With flourishing for aerospace industry, the exploration of the outer space is also gradually goed deep into, needs to deliver different spacecrafts
Support frame executes corresponding task to the outer space, but since rocket transport space is limited, this requires mechanism will to fold or
The state of gathering is fixed in load transported storehouse, reinflated at mechanism after entering desired trajectory, thus mechanism it is deployable at
For a notable feature of many spacecrafts or large aperture antenna, current many space folding and unfolding mechanisms can open up unit by folding
Combination array or topology formation.
Chinese patent 201210310520.3 discloses a kind of based on square shaped cells planar array development agency, the mechanism
It folds than small, and is flat-folded；Chinese patent 201210397908.1 discloses a kind of regular tetrahedral symmetrical deployable mechanism
Unit, although the mechanism structure is simple, unfolds and folds conveniently, laser intensity and rigidity are lower, and folding exhibition unit, which does not have, to be opened up
Malleability.
There are no at present it is a kind of have stiffness and strength are high, architecture quality is light, mechanism deploying is stable, it is big fold than, it is single
A kind of innovation design that cobweb space development agency is imitated based on scissors unit of the characteristics of freedom degree.
Summary of the invention
The purpose of the utility model is to provide one kind to imitate cobweb space development agency based on scissors unit, it has rigidity
With the characteristics of intensity is high, architecture quality is light, mechanism deploying is stable, big folding ratio, the single degree of freedom, it is suitable for space plane satellite
The fields such as transmitting antenna and deep space satellite parabola antenna.
The technical solution of the utility model is: one kind imitating cobweb space development agency based on scissors unit, including can open up
Unit and base, specific structure and connection relationship are as follows:
Described first can open up unit include the first drive rod, the second drive rod, first axle, second hinge, third hinge,
4th hinge, first connecting rod, second connecting rod and scissors unit, first drive rod one end are connect by pin shaft with base, are led to simultaneously
It crosses revolute pair to connect with first axle, the first drive rod other end is connect by revolute pair with second hinge, the second drive rod one
End is connect by pin shaft with base, while being connect by revolute pair with third hinge, and the second drive rod other end passes through revolute pair
It is connect with the 4th hinge, first connecting rod one end is connect by pin shaft with second hinge, and the first connecting rod other end passes through pin shaft and the
The connection of one scissors rod one end, the first scissors rod other end are connect by pin shaft with third hinge, and second connecting rod one end passes through pin shaft
It is connect with the 4th hinge, the second connecting rod other end is connect by pin shaft with second scissors rod one end, and the second scissors rod other end is logical
It crosses pin shaft to connect with first axle, scissors unit includes the first scissors rod and the second scissors rod, the first scissors rod and the second scissor
It is connected with each other between bar by pin shaft；
Described second, which can open up unit, third, can open up unit, the 4th can open up unit and the 5th and can open up the structure and connection of unit
It is identical that relationship with first can open up unit；
The base is pentagon base, and there is an axis pin base on the every one side of base, in five pin shafts of pentagon base
It is connect by pin shaft with drive rod at seat.
It is described to open up between unit through common drive bar and two hinge annular arrays being nested on drive rod same
The space folding and unfolding mechanism of closed loop is constituted on one base.
Only nested two hinges on the drive rod, each hinge passes through revolute pair and connect with drive rod, and passes through pin
The hinge that axis is connect with connecting rod can be along drive rod Relative sliding.
The utility model has the prominent advantages that:
1. nested two hinges on the drive rod of mechanism, having mechanism, rigidity is big and intensity is high, and mechanism deploying is stablized, empty
Between fold than feature big, that gathering is small in size.
2. driving needed for mechanism is few, control is simple, and composition component is common rod piece, is easily assembled and architecture quality is light.
3. mechanism unit have topological, can topology at different scale space folding and unfolding mechanism, meet different occasion need
It asks, is suitable for the fields such as space plane satellite transmitting antenna and deep space satellite parabola antenna.
Detailed description of the invention
Fig. 1 is the structural schematic diagram described in the utility model that cobweb space development agency is imitated based on scissors unit.
Fig. 2 is the semi-folded structural representation described in the utility model that cobweb space development agency is imitated based on scissors unit
Figure.
Fig. 3 is that the complete foldable structure described in the utility model for imitating cobweb space development agency based on scissors unit shows
It is intended to.
Fig. 4 is that the cellular construction of opening up described in the utility model for imitating cobweb space development agency based on scissors unit shows
It is intended to.
Fig. 5 is that the scissors cellular construction described in the utility model for imitating cobweb space development agency based on scissors unit shows
It is intended to.
Fig. 6 is the hinge arrangement signal described in the utility model that cobweb space development agency is imitated based on scissors unit
Figure.
Fig. 7 is the stand structure signal described in the utility model that cobweb space development agency is imitated based on scissors unit
Figure.
Fig. 8 is the drive rod structural representation described in the utility model that cobweb space development agency is imitated based on scissors unit
Figure.
In the figure, it is marked as 1. bases, 2. first axles, 3. first drive rods, 4. second hinges, 5. first connecting rods, 6.
One scissors bar, 7. second scissors bars, 8. second connecting rods, 9. the 4th hinges, 10. second drive rods, 11. third hinges, A. first
Unit can be opened up, B. second can open up unit, C. third can open up unit, D. the 4th can open up unit, E. the 5th can open up unit.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawings and embodiments.
As shown in Figures 1 to 8, described in the utility model that cobweb space development agency is imitated based on scissors unit, including
Unit and base 1 can be opened up, which is characterized in that specific structure and connection relationship are as follows:
The unit of opening up includes that first can open up unit A, second can open up unit B, third and can open up unit C, the 4th can open up list
First D and the 5th can open up unit E；
Described first can to open up unit A include the first drive rod 3, the second drive rod 10, first axle 2, second hinge 4, the
Three hinges 11, the 4th hinge 9, first connecting rod 5, second connecting rod 8 and scissors unit, 3 one end of the first drive rod pass through pin shaft and machine
Seat 1 connects, while being connect by revolute pair with first axle 2, and 3 other end of the first drive rod passes through revolute pair and second hinge 4
Connection, 10 one end of the second drive rod are connect by pin shaft with base 1, while being connect by revolute pair with third hinge 11, second
10 other end of drive rod is connect by revolute pair with the 4th hinge 9, and 5 one end of first connecting rod is connect by pin shaft with second hinge 4,
5 other end of first connecting rod is connect by pin shaft with 6 one end of the first scissors rod, and 8 one end of second connecting rod passes through pin shaft and the 4th hinge 9
Connection, 8 other end of second connecting rod are connect by pin shaft with 7 one end of the second scissors rod, and scissors unit includes the first scissors rod 6 and the
Two scissors rods 7, are connected with each other between the first scissors rod 6 and the second scissors rod 7 by pin shaft, and 6 other end of the first scissors rod passes through
Pin shaft is connect with third hinge 11, and 7 other end of the second scissors rod is connect by pin shaft with first axle 2；
Described second can open up unit B, third can open up unit C, the 4th can open up cells D and the 5th can open up unit E structure and
It is identical that connection relationship with first can open up unit A；
The base 1 is pentagon base, and there is an axis pin base on the every one side of base 1, in five pins of pentagon base
It is connect by pin shaft with drive rod at axle bed.
It is described to open up between unit through common drive bar and two hinge annular arrays being nested on drive rod same
The space folding and unfolding mechanism of closed loop is constituted on one base 1.
Only nested two hinges on the drive rod, each hinge passes through revolute pair and connect with drive rod, and passes through pin
The hinge that axis is connect with connecting rod can be along drive rod Relative sliding.
Operation principle and process:
As shown in Figure 1 to Figure 3, mechanism passes through drive by fully unfolded position to semi-collapsed condition again to completely folded state
Dynamic drive rod does gathering movement, the hinge edge that two hinges being nested on drive rod rotate, while connecting with connecting rod
Drive rod is mobile, so that first connecting rod 5 and second connecting rod 8 be driven to do gathering movement, drives the first scissors rod 6 and the second scissors rod
7 mutually do gathering movement, until mechanism collapses to form completely folded state, as shown in Figure 3；When opposite direction driving, mechanism is done
Expansion movement, until being fully deployed, as shown in Figure 1.
Claims (3)
1. one kind imitates cobweb space development agency based on scissors unit, including can open up unit and base, which is characterized in that specific
Structure and connection relationship are as follows:
The unit of opening up includes that first can open up unit, second can open up unit, third and can open up unit, the 4th can open up unit and the 5th
Unit can be opened up；
Described first, which can open up unit, includes the first drive rod, the second drive rod, first axle, second hinge, third hinge, the 4th
Hinge, first connecting rod, second connecting rod and scissors unit, first drive rod one end are connect by pin shaft with base, while by turning
Dynamic pair is connect with first axle, and the first drive rod other end is connect by revolute pair with second hinge, and second drive rod one end is logical
It crosses pin shaft to connect with base, while connect with third hinge by revolute pair, the second drive rod other end passes through revolute pair and the
The connection of four hinges, first connecting rod one end are connect by pin shaft with second hinge, and the first connecting rod other end is cut by pin shaft with first
The connection of fork arm one end, the first scissors rod other end are connect by pin shaft with third hinge, and second connecting rod one end passes through pin shaft and the
The connection of four hinges, the second connecting rod other end are connect by pin shaft with second scissors rod one end, and the second scissors rod other end passes through pin
Axis is connect with first axle, and scissors unit includes the first scissors rod and the second scissors rod, the first scissors rod and the second scissors rod it
Between pass through pin shaft be connected with each other；
Described second, which can open up unit, third, can open up unit, the 4th can open up unit and the 5th and can open up the structure and connection relationship of unit
It is identical that unit can be opened up with first；
The base is pentagon base, and there is an axis pin base on the every one side of base, at five axis pin bases of pentagon base
It is connect by pin shaft with drive rod.
2. according to claim 1 imitate cobweb space development agency based on scissors unit, which is characterized in that described to open up
It constitutes and closes on the same base by common drive bar and two hinge annular arrays being nested on drive rod between unit
The space folding and unfolding mechanism of ring.
3. according to claim 1 imitate cobweb space development agency based on scissors unit, which is characterized in that the driving
Only nested two hinges, each hinge pass through revolute pair and connect with drive rod on bar, and pass through the hinge that pin shaft is connect with connecting rod
Chain can be along drive rod Relative sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156158.8U CN208336472U (en) | 2018-07-20 | 2018-07-20 | One kind imitating cobweb space development agency based on scissors unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821156158.8U CN208336472U (en) | 2018-07-20 | 2018-07-20 | One kind imitating cobweb space development agency based on scissors unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208336472U true CN208336472U (en) | 2019-01-04 |
Family
ID=64784266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821156158.8U Withdrawn - After Issue CN208336472U (en) | 2018-07-20 | 2018-07-20 | One kind imitating cobweb space development agency based on scissors unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208336472U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847518A (en) * | 2018-07-20 | 2018-11-20 | 广西大学 | One kind imitating cobweb space development agency based on scissors unit |
-
2018
- 2018-07-20 CN CN201821156158.8U patent/CN208336472U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847518A (en) * | 2018-07-20 | 2018-11-20 | 广西大学 | One kind imitating cobweb space development agency based on scissors unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108847518B (en) | One kind imitating cobweb space development agency based on scissors unit | |
| CN209667394U (en) | A kind of large space development agency | |
| CN109119739B (en) | One kind being based on three structure state transformation space development agency of scissor unit | |
| CN107331939B (en) | Scissor-type hexagonal prisms can open up the space development agency of unit and its composition | |
| EP1911376B1 (en) | Foldable baby crib | |
| CN104847163B (en) | Assembly-free hinge-locked foldable tent | |
| CN106314826B (en) | Torsional spring drives scissor-type extending arm | |
| CN208336472U (en) | One kind imitating cobweb space development agency based on scissors unit | |
| CN107685880A (en) | A kind of large space development agency for opening up assembled unit and its composition | |
| CN104466341B (en) | Spherical antenna supporting mechanism | |
| CN206050100U (en) | Torsion spring drives scissor-type extending arm | |
| CN108134215A (en) | A kind of month base expandable truss formula cable mesh reflector antenna | |
| CN109080853A (en) | One kind imitating cobweb space development agency based on diamond-shaped element | |
| CN109149052B (en) | One kind driving double-deck deployable antenna mechanism based on scissor mechanism torsional spring | |
| CN206059620U (en) | Torsion spring drives scissor-type annular truss deployable antenna mechanism | |
| CN109050979A (en) | One kind connecting large space development agency based on scissors folding exhibition unit rigid hinge | |
| CN208368710U (en) | One kind being based on three structure state transformation space development agency of scissor unit | |
| CN109103560B (en) | One kind can open up unit scissor connected double-layer deployable antenna mechanism based on diamond shape | |
| CN107933961A (en) | A kind of variable topological folding and unfolding mechanism of imitative sensitive plant flexible hinge connection | |
| CN109110156B (en) | Rigid hinge connection space expandable mechanism based on transformation of triangular prism expandable unit | |
| CN109110155A (en) | A kind of imitative cobweb large space development agency | |
| CN106229603A (en) | Torsion spring drives scissor-type annular truss deployable antenna mechanism | |
| CN107914897A (en) | It is a kind of using double pneumatic cylinders as the space folding and unfolding mechanism that can open up unit | |
| JP6556583B2 (en) | Deployable reflector and deployable structure for deployable reflector | |
| JPS5836523B2 (en) | radar reflector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20190906 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190104 Effective date of abandoning: 20190906 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |