CN207809821U - Cube star ejector - Google Patents
Cube star ejector Download PDFInfo
- Publication number
- CN207809821U CN207809821U CN201721812909.2U CN201721812909U CN207809821U CN 207809821 U CN207809821 U CN 207809821U CN 201721812909 U CN201721812909 U CN 201721812909U CN 207809821 U CN207809821 U CN 207809821U
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- CN
- China
- Prior art keywords
- hatchcover
- nacelle
- ejection
- ejector
- cube
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Abstract
The utility model provides a kind of cube star ejector, including：The nacelle can be separated to form multiple ejection slots, have ejector rail in the nacelle by shell structure, including nacelle, hatchcover and compoboard, the compoboard；Multiple ejection structures, the ejection structure includes helical spring and ejection supporting plate, the ejection supporting plate can slide for carrying cube star along the ejector rail；And the cross sectional shape of the helical spring is in polygon；And locking structure, it is set in the shell structure, for locking or unlocking the hatchcover and the nacelle；The locking structure unlocks the hatchcover and the nacelle, and the hatchcover is opened to predetermined angle, and the helical spring drives the ejection supporting plate to be slided along the ejector rail and launches cube star.While avoiding generating damage to cube star itself, cube star of sizes is launched, increases the versatility of cube star ejector.
Description
Technical field
The utility model is related to satellite launch technical fields, more particularly to a kind of cube star ejector.
Background technology
The separation of conventional satellite and carrier rocket often uses the separate mode that band and blasting bolt combine.This separation
Technology is more mature, also widely used on large satellite, however fire attack device explosion moment there may be fine particles, these
After fine particles enter satellite, if optical frames head etc., the device of satellite can be caused greatly to damage, in addition blasting bolt
Explosive forces may influence whether the release of cube star.The release of below cube of star of current 12U all generally uses are special
The ejector of system realizes the On-orbit release of satellite, and versatility is very poor, in addition for the ejector of 12U mainly using import or
Person utilizes the method for releasing the same with moonlet, extremely waste of resource.
Utility model content
Based on this, it is necessary to for use at present the explosion of fire attack device realize the separation of cube star cause cube star to damage with
And influence ejection and the problem of poor universality, a kind of realization cube star safe separating is provided, is avoided damage to, and can be launched
Sizes cube star, cube star ejector for increasing versatility.
Above-mentioned purpose is achieved through the following technical solutions：
A kind of cube star ejector, including：
Shell structure, including nacelle, the hatchcover of the nacelle can be opened or closed and be detachably set to the cabin
The nacelle can be separated to form multiple ejection slots by the compoboard in body, the compoboard, be had in each ejection slot
There is ejector rail；
Multiple ejection structures are located in multiple ejection slots；The ejection structure includes helical spring and ejection
The bottom of the nacelle is fixed in supporting plate, one end of the helical spring, and the other end of the helical spring fixes the ejection
Supporting plate, the ejection supporting plate can be slided for carrying cube star along the ejector rail；And section of the helical spring
Face shape is in polygon；And
Locking structure is set in the shell structure, for locking or unlocking the hatchcover and the nacelle；
The locking structure unlocks the hatchcover and the nacelle, and the hatchcover is opened to predetermined angle, the spiral shell
Rotation spring drives the ejection supporting plate to be slided along the ejector rail and launches cube star.
The compoboard includes column and four partition boards being installed on the column, institute in one of the embodiments,
The bottom that column is mounted at the nacelle is stated, four partition boards are respectively arranged on the column, and will be described
Nacelle is separated into four ejection slots；
The ejection supporting plate can be slided along the corresponding ejection sliding rail.
Cube star ejector further includes hatchcover self-locking structure and guide rail locking structure in one of the embodiments,
The hatchcover self-locking structure connects the hatchcover and the nacelle, for locking the hatchcover opened to predetermined angle；
The guide rail locking structure is extended or the ejector rail of retracting, the hatchcover self-locking structure are embraced with the guide rail
Fast knot structure links；
After the hatchcover self-locking structure locks the hatchcover, the guide rail locking structure retraction ejector rail is described
Ejection supporting plate can slide along the ejector rail and launch cube star.
Cube star ejector further includes STATEMENT OF FEDERALLY SPONSORED in one of the embodiments, the hatchcover self-locking structure and institute
It states guide rail locking structure and realization linkage is connected by the STATEMENT OF FEDERALLY SPONSORED.
There is in the ejector rail opening, the guide rail locking structure to be located at described open in one of the embodiments,
At mouthful；
The guide rail locking structure is stretched out, and the guide rail locking structure protrudes from the ejector rail and limits the ejection
Supporting plate；
The guide rail locking structure is retracted, and the guide rail locking structure is coplanar with the ejector rail, the ejection
Supporting plate can skid off the nacelle along the ejector rail.
The hatchcover self-locking structure includes special-shaped wheel in one of the embodiments, and the special-shaped wheel connects the hatchcover
With the nacelle；
The guide rail locking structure includes delivery arm and the limiting section that is connect with the delivery arm, and the STATEMENT OF FEDERALLY SPONSORED connects institute
Special-shaped wheel and the delivery arm are stated, the limiting section can limit the ejection structure；
The hatchcover is opened and the special-shaped wheel movement, the hatchcover is driven to open to predetermined angle, the STATEMENT OF FEDERALLY SPONSORED
It is arranged on the special-shaped wheel, and the delivery arm and the limiting section is driven to discharge the ejection structure.
The helical spring is rectangular coil spring in one of the embodiments, and, the section ruler of the helical spring
It is very little to be gradually increased from one end far from the ejection supporting plate to close to one end of the ejection supporting plate.
In one of the embodiments, the locking structure include electromagnetic mechanism and electromagnetism lock, the electromagnetic mechanism with
The electromagnetic lock button is respectively arranged on the nacelle and the hatchcover, and the electromagnetic mechanism is locked with the electromagnetism snap fit
Or unlock the hatchcover and the nacelle；
The electromagnetic mechanism includes electromagnetism lock box and the electromagnetic lock being set in the electromagnetism lock box and locking bearing, institute
It states electromagnetism lock box to be set in the nacelle, the electromagnetic lock fastener has sticking department, and is set on the hatchcover；
The locking bearing, which can block, sets or is detached from the sticking department, to lock or unlock the hatchcover and the cabin
Body；The electromagnetic lock can discharge the locking bearing after being powered, and the locking bearing is made to be detached from the sticking department.
The shell structure further includes switch shaft and the opening that is sheathed on the switch shaft in one of the embodiments,
Spring, the switch shaft are rotatablely connected the hatchcover and the nacelle；
The locking structure unlocks the nacelle and the hatchcover, and the hatchcover is automatic under the action of the opening spring
It opens；
One surface of the hatchcover towards the nacelle protrudes above setting compressed part, and the compressed part is for compressing the cabin
Cube star described in body；
The compressed part is elastomeric element；
The nacelle has multiple viewing hoods for test, multiple viewing hoods removable by connector respectively
That unloads is installed on the outside of the nacelle.
After adopting the above technical scheme, the beneficial effects of the utility model are：
Cube star ejector of the utility model, a cube star is positioned on ejection supporting plate and compression helical spring, by hatchcover
It is covered in nacelle, and is locked by locking structure and hatchcover is locked in nacelle；When ejection, locking structure unlocks nacelle and cabin
Lid is so that hatchcover opens nacelle, and helical spring stretches under its own resilient force and drives ejection supporting plate movement so that bullet
Cube star penetrated on supporting plate is popped up from nacelle；Cube star ejector of the utility model uses cross sectional shape for the spiral shell of polygon
Spring is revolved as a cube power source for star ejection, and there is larger lateral stability；Effective solution uses fire attack device at present
The problem of separation of cube star leads to cube star damage and influences ejection, is realized in explosion, to realize the separation of cube star safety,
It avoids generating damage to cube star itself, while being also avoided that the influence that impact force generates cube star, ensure cube star safety
Eject cabin.Also, compoboard is detachably arranged in nacelle, and small size cube star can be placed in multiple ejection slots, real
Now launch cube star of multiple small sizes；A large-sized cube of star such as 12U can be placed after dismountable plate, in nacelle,
The ejection for realizing large scale cube star, can increase a cube versatility for star ejector in this way, make full use of resource, save at
This.
Description of the drawings
Fig. 1 is the structural schematic diagram after the hatchcover of cube star ejector of one embodiment of the utility model is opened；
Fig. 2 be shown in FIG. 1 cube of star ejector nacelle in install compoboard vertical view；
Fig. 3 is the vertical view of helical spring in shown in FIG. 1 cube of star ejector；
Fig. 4 is the front view of helical spring shown in Fig. 3；
Fig. 5 is the connection diagram of hatchcover self-locking structure and guide rail locking structure in shown in FIG. 1 cube of star ejector；
Fig. 6 is structural schematic diagram when locking structure unlocks in shown in FIG. 1 cube of star ejector；
Fig. 7 is structural schematic diagram when locking structure shown in fig. 6 locks；
Wherein：
100- cubes of star ejector；
110- shell structures；
111- nacelles；1111- ejector rails；1112- viewing hoods；
112- hatchcovers；1121- compressed parts；
113- switch shafts；
114- opens spring；
120- ejection structures；
121- helical springs；
122- launches supporting plate；
130- locking structures；
131- electromagnetic mechanisms；1311- electromagnetism lock boxes；1312- electromagnetic locks；1313- locks bearing；
132- electromagnetism latches；1321- sticking departments；
140- hatchcover self-locking structures；
150- guide rail locking structures；
160- compoboards；
161- columns；
162- partition boards.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, by the following examples, it and ties
Attached drawing is closed, cube star ejector of the utility model is further elaborated.It should be appreciated that described herein specific
Embodiment only to explain the utility model, is not used to limit the utility model.
Referring to Fig. 1, the utility model provides a kind of cube star ejector 100, this cube of star ejector 100 is for launching
Cube star so that a cube star ejects cabin, carries out space science research and education for university, is used for ocean, big compression ring
The monitoring of border, ship, aviation aircraft etc. communicates, aerial image, communication, atmospheric research, biological study, and testing of new technique is flat
Platform etc. has the characteristics that at low cost, functional density is big, the lead time is short, it is fast to enter the orbit.In general, 1 cubic unit star is referred to as
1U, 2 cubic unit stars are referred to as 2U, etc., do not illustrate one by one herein.When a cube star enters outer space planned orbit, delivery
Ejection signal can be sent to a cube star ejector 100 by rocket according to mission program, and will cube star ejection.Also, it adopts
Cube star is launched with cube star ejector 100 of the utility model, a cube separation for star safety can be realized, avoid to a cube star
Itself generates damage, while being also avoided that the influence that impact force generates cube star, ensures that a cube star safe ejection goes out cabin.Together
When, cube star ejector 100 of the utility model is applied widely, can be to the ejection for cube star for realizing various sizes, such as
1U, 1.5U etc.；It can also cube star of ejection 12U, saves resource, reduces cost.
In the present invention, cube star ejector 100 includes shell structure 110, ejection structure 120 and locking structure
130.Shell structure 110 plays storage, and most of structure of cube star ejector 100 and a cube star are respectively positioned on shell structure
In 110, in order to which a cube luck is downloaded in the outer space.Locking structure 130 is set in shell structure 110, for lock or
Person opens shell structure 110.It is understood that cube star ejector 100 is both needed to locate before entering outer space planned orbit
In closed state, the problem of the problem of occurring not in orbit to avoid cube star and ejection failure, only enter it is outer too
Prepare just to open when ejection after empty planned orbit, to ensure that cube star can be ejected from shell structure 110.Ejection structure
120 are set in shell structure 110, for launching cube star.Cube championship in shell structure 110 and is positioned over ejection structure
On 120, ejection structure 120 provides thrust to cube star, which is the ejection force of cube star so that and cube star pops up safely,
The effective separation for avoiding passing through priming system explosion and realizing cube star, can avoid generating damage to cube star itself, simultaneously also
It is avoided that the influence that impact force generates cube star, ensures that a cube star safe ejection goes out cabin.
Specifically, shell structure 110 includes nacelle 111 and can open or close the hatchcover 112 of nacelle 111.Hatchcover 112
After closing nacelle 111, shell structure 110 is in closed state；After hatchcover 112 opens nacelle 111, ejection structure 120 can incite somebody to action
Cube star is popped up from nacelle 111.Locking structure 130 is for locking or unlocking hatchcover 112 and nacelle 111, to ensure hatchcover 112
Reliably it is covered in nacelle 111.Also, locking structure 130 unlocks hatchcover 112 with after nacelle 111, and hatchcover 112 is opened to pre-
If after angle, ejection structure 120 can pop up cube star from nacelle 111；If the angle that hatchcover 112 is opened is less than or equal to
Predetermined angle, at this time 120 ejection failure cube star of ejection structure.In carry process, locking structure 130 always by hatchcover 112 with
Nacelle 111 locks so that hatchcover 112 is covered in nacelle 111, and a cube star is avoided to go out cabin；When ejection, locking structure 130 unlocks
Hatchcover 112 and nacelle 111 so that hatchcover 112 is opened relative to nacelle 111, moreover, after hatchcover 112 is opened to predetermined angle,
Ejection structure 120 pops up cube star from nacelle 111, the ejection of cube star is realized, to avoid between cube star and hatchcover 112
It collides with, avoids a cube star damage.Exemplary, nacelle 111 is arranged in hollow cuboid, and one end has opening, ejection
Structure 120 is set in hollow cuboid, and hatchcover 112 is covered on opening, to close the nacelle 111 in cuboid.Certainly,
In the other embodiment of the utility model, the shapes such as nacelle 111 can be also in the form of a column setting.
Referring to Fig. 1 and Fig. 2, moreover, shell structure 110 further includes the compoboard 160 being detachably set in nacelle 111,
Nacelle 111 can be separated to form multiple ejection slots by compoboard 160.Since compoboard 160 is detachably arranged, when compoboard 160
After being installed in nacelle 111, the space in nacelle 111 can be separated into multiple small spaces, as multiple ejections by compoboard 160
Slot, it is each launch be used equally for placing in slot be adapted with ejection slot size or less than ejection slot size cube star, as small
Cube star 1U, 1.5U of size etc.；When by compoboard 160 from after being disassembled in nacelle 111 or in nacelle 111 directly
Compoboard 160 is not installed, at this point, cube star such as 12U etc. of large-size can be placed in nacelle 111.In this way, this practicality is new
Cube star ejector 100 of type in nacelle 111 by being arranged dismountable compoboard 160, to realize different size cube stars
Ejection, increase the scope of application of cube star ejector 100, while can also realize the ejection of cube star of 12U, save resource.
Optionally, there are nacelle 111 multiple viewing hoods 1112 for test, multiple viewing hoods 1112 to pass through respectively
Connector is mounted at the outside of nacelle 111.Further, multiple viewing hoods 1112 are respectively arranged at nacelle 111
Two sides, and multiple viewing hoods 1112 are arranged in column in 111 both sides of nacelle.In the present embodiment, the both sides of nacelle 111
Three pieces of viewing hoods 1112 are respectively set.Also, connector is threaded connector, when test, can pass through and open 111 liang of nacelle
The connector and viewing hood 1112 of side is tested.
Referring to Fig. 1, Fig. 4 and Fig. 5, ejection structure 120 includes helical spring 121 and ejection supporting plate 122, helical spring 121
One end be fixed on the bottom of nacelle 111, the other end of helical spring 121 fixes ejection supporting plate 122, and ejection supporting plate 122 is used for
Cube star is carried, and launches cube star.Locking structure 130 unlocks hatchcover 112 and nacelle 111, and hatchcover 112 is opened to preset angle
After degree, helical spring 121 drives ejection supporting plate 122 to launch cube star.The compressible setting in nacelle 111 of helical spring 121 is stood
When square star loads, a cube star is positioned on ejection supporting plate 122, and apply active force to cube star, with compression helical spring
121, then hatchcover 112 is covered in nacelle 111, and hatchcover 112 and nacelle 111 are locked by locking structure 130.When cube
When star enters outer space planned orbit, carrier rocket installs desired guiding trajectory control locking structure 130 and unlocks hatchcover 112 and nacelle
111, then hatchcover 112 is opened and to after predetermined angle, helical spring 121 can stretch under natural resiliency force effect, and band
Dynamic elasticity pallet gradually stretches out so that cube star is released nacelle 111 by spring planet, realizes that a cube star safe ejection goes out cabin.
Also, the cross sectional shape of helical spring 121 is in polygon.It is understood that the number of edges of polygon is more than or equal to
Four.Thrust of the elastic force of helical spring 121 as cube star in this way so that cube star can be ejected smoothly from nacelle 111,
Moreover, helical spring 121 has larger cross force, ensure the stability in cube star ejection process, and then ensure cube star
The reliability of ejection so that on the planned orbit that cube star accurately launches.Launch the shape of supporting plate 122 and cutting for nacelle 111
Face shape is adapted, to ensure that helical spring 121 drives ejection supporting plate 122 to stretch out or retract in nacelle 111.Optionally, bullet
Penetrating has multiple lightening holes on supporting plate 122, which is used to mitigate the weight of ejection supporting plate 122, so that helical spring
121 thrust largely acts on cube star, reduces energy loss.
In addition, ejection structure 120 further includes fixing piece, nacelle 111 is fixed in one end of helical spring 121 by fixing piece
Bottom, the other end of helical spring 121 is fixedly connected by fixing piece with ejection supporting plate 122.Spiral bullet can be avoided in this way
Spring 121 is detached from and influences the ejection of cube star so that the thrust that helical spring 121 generates can accurately act on a cube star
On, ensure a cube accuracy for star ejection.Exemplary, fixing piece includes screw element and/or fixinig plate, and helical spring 121 passes through
Screw element and/or fixinig plate are fixed in nacelle 111 or launch on supporting plate 122, ensure that helical spring 121 is reliably fixed.
In the present embodiment, one end of helical spring 121 is fixed on the bottom of nacelle 111, the other end of helical spring 121 by fixinig plate
It is fixedly connected with ejection supporting plate 122 by screw element.
Certainly, in the other embodiment of the utility model, helical spring 121 can also pass through the structures such as pillar, groove
It fixes or is fixed by adhesive means.
Further, the sectional dimension of helical spring 121 is from one end far from ejection supporting plate 122 to close to ejection supporting plate
122 one end gradually increases.After helical spring 121 compresses, helical spring 121 is in same plane.That is, helical spring
In the structure similar to taper after 121 stretching, extensions, after helical spring 121 compresses, each ring layer layer of helical spring 121 is arranged and is located at
In same plane.After helical spring 121 is arranged using the above structure, be conducive to save space, also, there is stronger carrying energy
Power then ensures to generate larger thrust, to ensure that the when of launching pops up cube star from nacelle 111.It is exemplary, helical spring
121 be rectangular coil spring 121.It is a rectangle frame i.e. after the compression of rectangular coil spring 121, rectangular coil spring 121 can
With larger lateral stability.
In addition, having ejector rail 1111 in nacelle 111, ejector rail 1111 is matched with ejection supporting plate 122, by bullet
Supporting plate 122 is penetrated to be limited in nacelle 111.Locking structure 130 unlocks hatchcover 112 and nacelle 111, and hatchcover 112 is opened to default
After angle, helical spring 121 drives ejection supporting plate 122 to be slided along ejector rail 1111 and launches a cube star.When ejection, ejection support
Plate 122 can be slided along ejector rail 1111.The running orbit that can ensure ejection supporting plate 122 in this way avoids ejection supporting plate 122
It shifts to the outside of ejector rail 1111 in nacelle 111, and then ensures that ejection supporting plate 122 launches the accurate of cube star
Property so that cube star can be exactly into planned orbit.Exemplary, the quantity of ejector rail 1111 is multiple, and multiple ejections are led
Rail 1111 be located at four of nacelle 111 along the seamed edge of direction of ejection, the junction of partition board 162 and 111 inner wall of nacelle with
And the junction of partition board 162 and column 161, the four corners of ejection supporting plate 122 are matched with ejector rail 1111, are launched respectively
When, spring planet can be slided along ejector rail 1111；When loading, cube star enables to ejection supporting plate under external force
122 move along ejector rail 1111, and compression helical spring 121.It is set preferably, the cross sectional shape of ejector rail 1111 is L-shaped
It sets, the corner of ejection supporting plate 122 is abutted with the inner surface of L-type ejector rail 1111, to ensure the movement rail of ejection supporting plate 122
Mark.
Referring to Fig. 1 and Fig. 2, further, compoboard 160 includes column 161 and four partition boards being installed on column 161
162, column 161 is mounted at the bottom of nacelle 111, and four partition boards 162 are respectively arranged on column 161, and by cabin
Body 111 is separated into four ejection slots.Ejector rail 1111 is all had in each ejection slot, ejection supporting plate 122 can be along corresponding
Launch sliding rail sliding.Column 161 is located at the central region of nacelle 111, and the bottom of column 161 is mounted at nacelle
111 bottom；Four partition boards 162 are set in cross on column 161, nacelle 111 are separated into four ejection slots, each
Launching tool in slot, there are one ejection structures 120, and cube star in corresponding ejection slot is launched by corresponding ejection structure 120；When
After dismantling partition board 162, nacelle 111 is a large space, and four ejection structures 120 can launch cube in nacelle 111 jointly
Star.It is exemplary, there is guide-track groove, ejector rail 1111 to be installed in guide-track groove, and solid by screw element in ejector rail 1111
On fixed and column 161.Certainly, in the other embodiment of the utility model, ejector rail 1111 may also comprise but be not limited to
The modes such as riveting, gluing are fixed.
Cube star ejector 100 of the utility model is by compoboard 160 so that the space in nacelle 111 is one big empty
Between be still separated into four ejection slots, four after separation ejection slots can accommodate cube star of small size, such as 1U, 2U respectively
Deng the nacelle 111 not separated can accommodate large-sized cube of star such as 12U, enable to cube star of the utility model in this way
Ejector 100 can launch cube star of various sizes, applied widely, meet the launch mission of cube star of 1U to 12U, also
It can realize the launch mission that a variety of cubes of stars that total measurement (volume) is 12U combine；Also, since cube star of the utility model can also bullet
Cube star for penetrating 12U without import or utilizes the method for releasing the same with moonlet, to avoid the wasting of resources.
As a kind of embodiment, a cube star ejector 100 further includes hatchcover self-locking structure 140 and guide rail locking structure
150, hatchcover self-locking structure 140 connects hatchcover 112 and nacelle 111, for locking the hatchcover 112 opened to predetermined angle；Guide rail
Locking structure 150 is extended or retraction ejector rail 1111, hatchcover self-locking structure 140 link with guide rail locking structure 150；Hatchcover
After self-locking structure 140 locks hatchcover 112,150 retraction ejector rail 1111 of guide rail locking structure, ejection supporting plate 122 can be along bullet
Guide rail 1111 is penetrated to slide and launch a cube star.After hatchcover 112 is opened, hatchcover 112 is locked by hatchcover self-locking structure 140, is avoided
Play occurs for the position of hatchcover 112, ensures a cube reliability for star ejection so that cube star accurately enters planned orbit；It can also
Avoiding hatchcover 112 from colliding with a cube star causes cube star to damage, and realizes that a cube star goes out safely cabin.Guide rail locking structure 150
The movement of ejection structure 120 can be limited.It is understood that hatchcover 112 is during opening, guide rail locking structure 150
The movement for limiting ejection structure 120, after hatchcover 112 is opened to predetermined angle, guide rail locking structure 150 no longer limits ejection knot
Structure 120, at this point, a cube star thereon can be ejected cabin by ejection structure 120.That is, guide rail locking structure 150 can
Hatchcover 112 is avoided just to pop up cube star in open ejection structure in a flash 120 so that ejection structure 120 is passing through one section
Cube star is just launched after time, and cube star is avoided to collide with hatchcover 112.
Also, hatchcover self-locking structure 140 links with guide rail locking structure 150.Hatchcover self-locking structure 140 locks hatchcover 112
Afterwards, hatchcover self-locking structure 140 can drive guide rail locking structure 150 to move so that guide rail locking structure 150 no longer limits ejection
Structure 120；If not arriving predetermined angle always after the opening of hatchcover 112, at this point, guide rail locking structure 150 can limit always ejection
Structure 120 launches cube star, avoids the occurrence of the possibility that cube star collides with hatchcover 112；Moreover, hatchcover self-locking structure
After 140 locking hatchcovers 112, hatchcover self-locking structure 140 first drives guide rail locking structure 150 to compress ejection structure into nacelle 111
120, then guide rail locking structure 150 unclamp again ejection structure 120 so that ejection structure 120 will the pop-up of cube star, in this way can
Increase the ejection force of cube star, ensures that cube star ejection is accurate and reliable.Optionally, predetermined angle refers to hatchcover 112 relative to cabin
The movement angle of body 111, the predetermined angle need >=110 °.In the present embodiment, predetermined angle >=130 °, that is to say, that hatchcover 112
After opening more than 130 °, guide rail locking structure 150 just can no longer limit the movement of ejection structure 120.
Guide rail locking structure 150 is extended or retraction ejector rail 1111.Guide rail locking structure 150 stretches out ejector rail
1111, guide rail locking structure 150 can limit the position of ejection structure 120, and ejection structure 120 is avoided to launch cube star；Guide rail
After 150 retraction ejector rail 1111 of locking structure, guide rail locking structure 150 no longer limits the position of ejection structure 120, at this point,
Ejection structure 120 can slide along ejector rail 1111 and launch a cube star.Also, hatchcover self-locking structure 140 and guide rail locking
After structure 150 links, 140 self-locking hatchcover 112 of hatchcover self-locking structure while, can drive guide rail locking structure 150 to retract ejection
Guide rail 1111；When hatchcover 140 unlocked hatchcover 112 of self-locking structure, guide rail locking structure 150 stretches out ejection structure 120 always.
Further, a cube star ejector 100 further includes STATEMENT OF FEDERALLY SPONSORED, hatchcover self-locking structure 140 and guide rail locking structure 150
It is connected by STATEMENT OF FEDERALLY SPONSORED and realizes linkage.Preferably, STATEMENT OF FEDERALLY SPONSORED is spring pull rod in the present embodiment.That is, hatchcover self-locking
The movement of structure 140 drives guide rail locking structure 150 to move by spring pull rod so that guide rail locking structure 150 is stretched out or retracted.
Certainly, in the other embodiment of the utility model, also spring pull rod can be replaced by link mechanism.
Still further, having opening in ejector rail 1111, guide rail locking structure 150 is located at opening.Guide rail locking
Structure 150 is stretched out, and guide rail locking structure 150 protrudes from ejector rail 1111 and limits ejection supporting plate 122；Guide rail locking structure
150 retract, and guide rail locking structure 150 is coplanar with ejector rail 1111, and ejection supporting plate 122 can be slided along ejector rail 1111
Go out nacelle 111.Since the quantity of ejector rail 1111 is multiple, opened in one of each ejection slot ejector rail 1111
If the movement of ejection supporting plate 122 can be limited for accommodating guide rail locking structure 150 by being open.
Preferably, hatchcover self-locking structure 140 includes special-shaped wheel, abnormal shape wheel connection hatchcover 112 and nacelle 111.Optionally, different
The outer profile of type wheel is enclosed by the different circular arc of multistage radius to be set.Moreover, having on special-shaped wheel fixed STATEMENT OF FEDERALLY SPONSORED is set for blocking
Card slot.In the present embodiment, the outer profile of special-shaped wheel is spliced by the circular arc of at least three sections different-diameters, and is taken turns in abnormal shape
Upper formation card slot.Guide rail locking structure 150 includes delivery arm and the limiting section being connect with delivery arm.One end connection of STATEMENT OF FEDERALLY SPONSORED passes
Arm is passed, the other end is flexibly connected with abnormal shape wheel.Optionally, bearing is arranged in the top of STATEMENT OF FEDERALLY SPONSORED, facilitates STATEMENT OF FEDERALLY SPONSORED and special-shaped wheel
Between movement.When hatchcover 112 is opened, hatchcover 112 can drive the opposite nacelle 111 of special-shaped wheel to move.Hatchcover 112 is opened and is driven
Abnormal shape wheel movement, hatchcover 112 are opened to predetermined angle, and STATEMENT OF FEDERALLY SPONSORED is arranged on special-shaped wheel, and drives delivery arm and limiting section
Discharge ejection structure 120.Specifically：After hatchcover 112 is opened to predetermined angle, the bearing at the top of STATEMENT OF FEDERALLY SPONSORED is arranged in card slot
In, realize the locking of hatchcover 112；Meanwhile special-shaped wheel drives STATEMENT OF FEDERALLY SPONSORED to move downward, and delivery arm is driven to move downward, in this way,
Limiting section can drive 120 counter motion of ejection structure and discharge ejection structure 120 so that ejection structure 120 is by cube star bullet
Project cabin.
Exemplary, limiting section is angle steel piece device, cross sectional shape and size and the ejector rail 1111 of angle steel piece device
Cross sectional shape is consistent, and the size of angle steel piece device is also consistent with the size of opening in ejector rail 1111.Guide rail is embraced
After fast knot structure 150 is retracted, limiting section is located in opening, and the surface of limiting section can be with the surface co-planar of ejector rail 1111, this
Sample, ejection structure 120 can be slided along ejector rail 1111 and limiting section, realize cube star popping up nacelle 111.Guide rail is embraced
After fast knot structure 150 stretches out, the surface of limiting section protrudes from the surface of ejector rail 1111, at this point, the end surface energy of limiting section
It is enough to be abutted with ejection structure 120, it is moved along ejector rail 1111 with limiting the continuation of ejection structure 120.Certainly, in the utility model
Other embodiment in, guide rail locking structure 150 can also be catch or other can to ejection structure 120 limit and contract
Return the structure in opening.It is understood that since cube size of cube star of the ejection of star ejector 100 is different, if ejection
When cube star of small size, guide rail locking structure 150 limits the position of ejection structure 120；If the size of cube star is larger, with cabin
The cross sectional shape of body 111 is adapted, at this point, guide rail locking structure 150 is abutted with the outer surface of cube star, to limit ejection structure
120 ejection cube stars.
As a kind of embodiment, shell structure 110 further includes switch shaft 113 and is sheathed on beating on switch shaft 113
Spring 114 is opened, switch shaft 113 is rotatablely connected hatchcover 112 and nacelle 111.Switch shaft 113 is rotatablely connected hatchcover 112 and nacelle 111
Opening and the closing that hatchcover 112 can be facilitated, are conveniently operated.Locking structure 130 unlocks nacelle 111 and hatchcover 112, hatchcover 112
It is automatically opened under the action of opening spring 114.Exemplary, opening spring 114 is torsional spring, under the resilient force of torsional spring,
It can realize automatically opening for hatchcover 112.Certainly, in the other embodiment of the utility model, opening spring 114 can be
Compressed spring is made etc. of elastic material.Optionally, it is connected also by folding between hatchcover 112 and nacelle 111, facilitates cabin
The opening of lid 112 and closing.
It is understood that in an embodiment of this utility model, the quantity of hatchcover 112 is two, and two cabins
Lid 112 is rotatably fixed on the both sides that nacelle 111 is oppositely arranged respectively on one side, i.e., by above-mentioned switch shaft 113 and beats
Open the installation of spring 114.Enable to two 112 collective effects of hatchcover that can realize opening and the closing of nacelle 111 in this way, it can
Hatchcover 112 is facilitated to open.Correspondingly, the quantity of locking structure 130 is two, and nacelle 111 and two hatchcovers 112 are corresponded to respectively
Setting.
Further, a surface of hatchcover 112 towards nacelle 111 protrudes above setting compressed part 1121, and compressed part 1121 is used
In compressing cube star in nacelle 111.Compressed part 1121 can compress cube star, avoid cube star from being shaken in nacelle 111, protect
The reliability that card cube luck carries, avoids the performance of wobble effects cube star.Exemplary, compressed part 1121 can also be multiple
Pillar, multiple pillars are evenly distributed on hatchcover 112 towards on a surface of nacelle 111.Can increase in this way compressed part 1121 with
The contact area of cube star, while also ensuring that cube star is uniformly contacted with compression ring, ensures cube star uniform force, avoid because
Cube star tilts in nacelle 111 caused by unbalance stress, to ensure posture of cube star in nacelle 111, then ensures vertical
The accuracy of square star ejection.Certainly, in the other embodiment of the utility model, compressed part 1121 is that cross sectional shape is rectangle
Compression ring etc. structure.Optionally, the altitude range that compressed part 1121 is protruded is 1mm~100mm.Again optionally, compressed part
1121 be elastomeric element.Elastomeric element can be the spring made of elastic material, or the elastic made of elastic material.
In this way, after locking structure 130 unlocks hatchcover 112 and nacelle 111, hatchcover 112 under the resilient force of compressed part 1121 and
It opens and is automatically opened under the resilient force of spring 114.Also, after hatchcover 112 opens predetermined angle, hatchcover self-locking structure
140 while locking hatchcover 112, and guide rail locking structure 150 is retracted, and helical spring 121 drives ejection supporting plate 122 to be led along ejection
Rail 1111 slides, and makes cube star popping up nacelle 111.
Referring to Fig. 1, Fig. 6 and Fig. 7, as a kind of embodiment, locking structure 130 includes electromagnetic mechanism 131 and electromagnetism
Lock 132, electromagnetic mechanism 131 are respectively arranged at electromagnetism lock 132 on nacelle 111 and hatchcover 112, electromagnetic mechanism 131 and electricity
The cooperation of magnetic padlock button 132 locks or unlocks hatchcover 112 and nacelle 111.Electromagnetic mechanism 131 and the cooperation of electromagnetism lock 132 can make
It obtains and is closed or opened between hatchcover 112 and nacelle 111.It is understood that electromagnetic mechanism 131 and 132 cooperation of electromagnetism lock
When locking hatchcover 112 with nacelle 111, is closed between hatchcover 112 and nacelle 111, the delivery of cube star may be implemented at this time；When vertical
After Fang Xing enters outer space planned orbit, after cube star ejector 100 receives ejection signal, electromagnetic mechanism 131 is latched with electromagnetism
132 cooperation unlock hatchcovers 112 and nacelle 111, at this point, hatchcover 112 opens nacelle 111, also, when hatchcover 112 opens preset angle
After degree, hatchcover self-locking structure 140 locks hatchcover 112, and so that guide rail locking structure 150 is retracted by spring pull rod, with rear screw
Spring 121 drives ejection supporting plate 122 to be slided along ejector rail 1111, and is popped up cube star thereon by launching supporting plate 122
Nacelle 111.
Further, electromagnetic mechanism 131 includes electromagnetism lock box 1311 and the electromagnetic lock being set in electromagnetism lock box 1311
1312 are set to locking bearing 1313, electromagnetism lock box 1311 in nacelle 111, and electromagnetism lock 132 has sticking department 1321, and sets
It is placed on hatchcover 112.Locking bearing 1313, which can block, sets or is detached from sticking department 1321, to lock or unlock hatchcover 112 and cabin
Body 111；Electromagnetic lock 1312 can discharge locking bearing 1313 after being powered, locking bearing 1313 is made to be detached from sticking department 1321.Example
, there are two sticking departments 1321 for 132 tool of electromagnetism lock, correspondingly, it is two to lock bearing 1313 also, after the completion of loading, cover
Hatchcover 112, locking bearing 1313 blocks respectively to be set in corresponding sticking department 1321, to realize between hatchcover 112 and nacelle 111
Locking.After a cube star runs to planned orbit, carrier rocket can according to mission program by ejection signal be sent to by cube
Star ejector 100, after a cube star ejector 100 receives ejection signal, the electromagnetic lock 1312 in electromagnetism lock box 1311 is powered simultaneously
Release locking bearing 1313 so that locking bearing 1313 is detached from the sticking department 1321 of electromagnetism lock 132, realizes hatchcover 112 and cabin
The unlock of body 111.Exemplary, sticking department 1321 is lock slots.
The utility model also provides the catapult technique of a kind of cube of star ejector 100, is applied to vertical in above-described embodiment
Square star ejector 100, catapult technique includes the following steps：
Cube star enters planned orbit；
Cube star ejector 100 receives unlock hatchcover 112 and nacelle 111 after ejection signal；
After opening hatchcover 112 to predetermined angle, locks hatchcover 112 and unlock ejector rail 1111；
Ejection supporting plate 122 skids off nacelle 111 along ejector rail 1111, and cube star is popped up nacelle 111.
When a cube star enters outer space planned orbit, ejection signal can be sent to by carrier rocket according to mission program
By cube star ejector 100, ejector receives the energization of electromagnetic mechanism 131 of control locking structure 130 after ejection signal, electromagnetic motor
Electromagnetic lock 1312 in structure 131 can discharge locking bearing 1313 after being powered so that locking bearing 1313 is detached from electromagnetism lock 132
Sticking department 1321, realize hatchcover 112 and nacelle 111 unlock.Then, the switch bullet of hatchcover 112 in switch shaft 113 and thereon
So that hatchcover 112 is beaten automatically under the action of the micro-elasticity power of compressed part 1121 under the resilient force of spring and on hatchcover 112
It opens.After hatchcover 112 is opened to such as 130 ° of predetermined angle, hatchcover self-locking structure 140 locks hatchcover 112, and is drawn by spring
Bar releasing guide rail locking structure 150 so that guide rail locking structure 150 is retracted, and a cube star is released, the spiral of ejection structure 120
Spring 121 stretches under its own resilient force, and ejection supporting plate 122 is driven to be slided along ejector rail 1111, by cube star
Cabin is ejected, realizes that a cube star safe ejection goes out cabin.
Further, catapult technique further includes following steps：
Compoboard 160 is installed in nacelle 111, cube star ejector 100 launches more cube stars simultaneously；
The compoboard 160 in nacelle 111 is removed, cube star ejector 100 launches a cube of star.
After installing compoboard 160 in nacelle 111, the partition board 162 of compoboard 160 can be by the space in nacelle 111 point
Multiple ejection slots are divided into, cube star of small size can be placed in each ejection slot；By the compoboard 160 in nacelle 111
After dismounting, nacelle 111 is reduced into a big space, at this point, can place a large-sized cube of star in nacelle 111.
After being coordinated by compoboard 160 and nacelle 111, can realize the various combinations of 1U~12U (such as 1 12U, 12 1U, 4 1U, 8
A 1.5U etc.) cube star ejection, it is applied widely.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the record scope of this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
1. a kind of cube star ejector, which is characterized in that including：
Shell structure, including nacelle, the hatchcover of the nacelle can be opened or closed and be detachably set in the nacelle
Compoboard, the nacelle can be separated to form multiple ejection slots by the compoboard, and bullet is all had in each ejection slot
Penetrate guide rail；
Multiple ejection structures are located in multiple ejection slots；The ejection structure include helical spring and ejection supporting plate,
The bottom of the nacelle is fixed in one end of the helical spring, and the other end of the helical spring fixes the ejection supporting plate,
The ejection supporting plate can be slided for carrying cube star along the ejector rail；And the cross sectional shape of the helical spring
In polygon；And
Locking structure is set in the shell structure, for locking or unlocking the hatchcover and the nacelle；
The locking structure unlocks the hatchcover and the nacelle, and the hatchcover is opened to predetermined angle, the spiral bullet
Spring drives the ejection supporting plate to be slided along the ejector rail and launches cube star.
2. according to claim 1 cube of star ejector, which is characterized in that the compoboard includes column and is installed on institute
Four partition boards on column are stated, the column is mounted at the bottom of the nacelle, and four partition boards are respectively set
In on the column, and the nacelle is separated into four ejection slots；
The ejection supporting plate can be slided along the corresponding ejection sliding rail.
3. according to claim 1 or 2 cube of star ejector, which is characterized in that described cube of star ejector further includes cabin
Lid self-locking structure and guide rail locking structure, the hatchcover self-locking structure connect the hatchcover and the nacelle, are opened for locking
To the hatchcover of predetermined angle；
The guide rail locking structure is extended or the ejector rail of retracting, the hatchcover self-locking structure and the guide rail locking knot
Structure links；
After the hatchcover self-locking structure locks the hatchcover, the guide rail locking structure retraction ejector rail, the ejection
Supporting plate can slide along the ejector rail and launch cube star.
4. according to claim 3 cube of star ejector, which is characterized in that described cube of star ejector further includes linkage
Part, the hatchcover self-locking structure connect realization linkage with the guide rail locking structure by the STATEMENT OF FEDERALLY SPONSORED.
5. according to claim 3 cube of star ejector, which is characterized in that there is opening in the ejector rail, it is described
Guide rail locking structure is located at the opening；
The guide rail locking structure is stretched out, and the guide rail locking structure protrudes from the ejector rail and limits the ejection support
Plate；
The guide rail locking structure is retracted, and the guide rail locking structure is coplanar with the ejector rail, the ejection supporting plate
The nacelle can be skidded off along the ejector rail.
6. according to claim 4 cube of star ejector, which is characterized in that the hatchcover self-locking structure includes special-shaped wheel,
The special-shaped wheel connects the hatchcover and the nacelle；
The guide rail locking structure includes delivery arm and the limiting section that is connect with the delivery arm, and the STATEMENT OF FEDERALLY SPONSORED connection is described different
Type wheel and the delivery arm, the limiting section can limit the ejection structure；
The hatchcover is opened and the special-shaped wheel movement, the hatchcover is driven to open to predetermined angle, and the STATEMENT OF FEDERALLY SPONSORED card is set
It is taken turns in the abnormal shape, and the delivery arm and the limiting section is driven to discharge the ejection structure.
7. according to claim 1 cube of star ejector, which is characterized in that the helical spring is rectangular coil spring,
And the sectional dimension of the helical spring is gradual to one end of the close ejection supporting plate from one end far from the ejection supporting plate
Increase.
8. according to claim 1 cube of star ejector, which is characterized in that the locking structure includes electromagnetic mechanism and electricity
Magnetic padlock button, the electromagnetic mechanism are respectively arranged at the electromagnetic lock button on the nacelle and the hatchcover, the electromagnetic mechanism
The hatchcover and the nacelle are locked or unlocked with the electromagnetism snap fit；
The electromagnetic mechanism includes electromagnetism lock box and the electromagnetic lock being set in the electromagnetism lock box and locking bearing, the electricity
Magnetic padlock box is set in the nacelle, and the electromagnetic lock fastener has sticking department, and is set on the hatchcover；
The locking bearing, which can block, sets or is detached from the sticking department, to lock or unlock the hatchcover and the nacelle；Institute
The locking bearing can be discharged by stating after electromagnetic lock is powered, and the locking bearing is made to be detached from the sticking department.
9. according to claim 1 cube of star ejector, which is characterized in that the shell structure further includes switch shaft and set
Opening spring on the switch shaft, the switch shaft are rotatablely connected the hatchcover and the nacelle；
The locking structure unlocks the nacelle and the hatchcover, and the hatchcover is beaten automatically under the action of the opening spring
It opens；
One surface of the hatchcover towards the nacelle protrudes above setting compressed part, and the compressed part is for compressing in the nacelle
Described cube of star；
The compressed part is elastomeric element；
The nacelle has multiple viewing hoods for test, multiple viewing hoods dismountable by connector respectively
It is installed on the outside of the nacelle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812909.2U CN207809821U (en) | 2017-12-21 | 2017-12-21 | Cube star ejector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721812909.2U CN207809821U (en) | 2017-12-21 | 2017-12-21 | Cube star ejector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207809821U true CN207809821U (en) | 2018-09-04 |
Family
ID=63329847
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721812909.2U Expired - Fee Related CN207809821U (en) | 2017-12-21 | 2017-12-21 | Cube star ejector |
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| Country | Link |
|---|---|
| CN (1) | CN207809821U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107933976A (en) * | 2017-12-21 | 2018-04-20 | 星际漫步（北京）航天科技有限公司 | Cube star ejector and its catapult technique |
| CN110963090A (en) * | 2019-11-04 | 2020-04-07 | 北京宇航系统工程研究所 | Redundant unlocking and time sequence control releasing mechanism for small satellite transmission |
| CN113247306A (en) * | 2021-05-26 | 2021-08-13 | 中国人民解放军国防科技大学 | Zero-damage low-consumption on-orbit continuous propelling system |
-
2017
- 2017-12-21 CN CN201721812909.2U patent/CN207809821U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107933976A (en) * | 2017-12-21 | 2018-04-20 | 星际漫步（北京）航天科技有限公司 | Cube star ejector and its catapult technique |
| CN107933976B (en) * | 2017-12-21 | 2023-11-17 | 星际漫步（北京）航天科技有限公司 | Cube star catapult and catapulting method thereof |
| CN110963090A (en) * | 2019-11-04 | 2020-04-07 | 北京宇航系统工程研究所 | Redundant unlocking and time sequence control releasing mechanism for small satellite transmission |
| CN110963090B (en) * | 2019-11-04 | 2021-10-01 | 北京宇航系统工程研究所 | Redundant unlocking and time sequence control releasing mechanism for small satellite transmission |
| CN113247306A (en) * | 2021-05-26 | 2021-08-13 | 中国人民解放军国防科技大学 | Zero-damage low-consumption on-orbit continuous propelling system |
| CN113247306B (en) * | 2021-05-26 | 2022-04-15 | 中国人民解放军国防科技大学 | Zero-damage low-consumption on-orbit continuous propelling system |
| US11565832B2 (en) | 2021-05-26 | 2023-01-31 | National University Of Defense Technology | Harmless low-consumption on-orbit continuous launch system |
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