Belting type satellite and rocket separating and unlocking device
Technical Field
The application relates to the technical field of aerospace, in particular to a belted type satellite and rocket separating and unlocking device.
Background
The separation of the satellites and the arrows is the last link of the satellite launching process of the carrier rocket, and whether the separation is normally completed is directly related to the success or failure of the launching of the aircraft. The satellite-rocket separation device is mainly used for connecting a satellite with an rocket body structure, provides support for the satellite, bears the load transmitted by the satellite in the flight process, can realize satellite-rocket separation, provides separation speed meeting the requirement, and does not influence the satellite attitude as much as possible. At present, the strap connecting and separating mechanism is a main satellite and rocket connecting and separating mechanism of the carrier rocket in the world.
The Chinese patent with the application number of CN201510143772.5 discloses a belting type unlocking and separating device driven by an explosion bolt, which comprises the explosion bolt, an upper support, a lower support, a left belting, a right belting, a belting connecting spring and an explosion bolt separating body collecting device, wherein the left belting is respectively in contact fit with the upper support and the lower support, the right belting is respectively in contact fit with the upper support and the lower support, the contact parts of the two sides of the left belting and the right belting are respectively fastened together through two parallel explosion bolts, the belting connecting spring is respectively in threaded connection with the left belting and the right belting, and the two ends of the right belting are respectively fixedly connected with a bolt separating body collecting device.
With respect to the related art in the above, the inventors consider that there are the following drawbacks:
The matching requirements of all parts are very high, the bag strap is difficult to be unfolded smoothly in various fault modes, the requirement of low impact cannot be met, and the clamping stagnation phenomenon is easy to occur, so that the satellite and rocket separation failure is caused, and the improvement is needed.
Disclosure of Invention
The application provides a belted satellite and arrow separation unlocking device, which aims to solve the technical problems that the common belted satellite and arrow separation unlocking device has high matching requirements on all parts, the belted can not be unfolded smoothly in various fault modes, the low impact requirement can not be met, and the satellite and arrow separation failure is caused easily.
The application provides a belted type satellite and arrow separation unlocking device, which adopts the following technical scheme:
The utility model provides a band formula satellite rocket separation unlocking device, includes satellite adapter, delivery adapter and many band, the delivery adapter is circular cone frustum tubular structure, the satellite adapter be annular structure and assemble in the less one end of delivery adapter diameter, the periphery wall of satellite adapter is provided with first fixed knot constructs, many the band forms a ring structure and encircles satellite adapter's week side is arranged, adjacent be provided with between the band be used for with the taut connecting portion of both, be provided with on the connecting portion and be used for the unblock connecting portion taut state's unblock subassembly, the delivery adapter the periphery wall with the interval is provided with multiunit elasticity taut subassembly between the outside of band, the inboard of band be provided with be used for with first fixed knot construct compress tightly in the second fixed knot on the delivery adapter constructs.
By adopting the technical scheme, after the unlocking component starts the unlocking action, the tensioning state of the connecting part can be unlocked, and then the pretightening force between the adjacent straps is released, namely, the ring structure formed by the plurality of straps does not tighten the satellite adapter any more, meanwhile, under the action of the elastic tensioning component, the straps are outwards expanded to finish the unlocking process of the device, and the carrying adapter and the satellite adapter are separated under the action of other driving forces.
Optionally, the elastic tensioning assembly comprises a bracket, a spring and a connecting sheet, wherein the bracket is detachably assembled on the peripheral wall of the carrying adapter, the connecting sheet is fixed on the outer side of the bag strap, and two ends of the spring are respectively connected with the bracket and the connecting sheet.
Through adopting above-mentioned technical scheme, support and connection piece provide firm mounted position for the both ends of spring, and the elastic restoring force of spring can order about the band to drive first fixed knot structure and move towards the second fixed knot structure moreover, and then compress tightly the second fixed knot structure to do benefit to firm connection between satellite adapter and the delivery adapter, whole elasticity tensioning assembly, simple structure, equipment maintenance is convenient.
Optionally, the outer peripheral wall of the carrying adapter is provided with a mounting groove, and the bracket is fixed in the mounting groove through a plurality of screws.
Through adopting above-mentioned technical scheme, the mounting groove has the effect of suitably hiding support and screw, and above-mentioned mounting means can realize the detachable assembly of support simultaneously.
Optionally, the connecting part includes a housing, a first rotating shaft, a second rotating shaft, a third rotating shaft, a fourth rotating shaft, a first connecting rod and a second connecting rod, wherein the housing is internally provided with a cavity, a first arc chute for the second rotating shaft to rotate is arranged on the housing, the circle center of the first arc chute is arranged on the rotating shaft of the first rotating shaft, a second arc chute for the fourth rotating shaft to rotate is arranged on the housing, and the circle center of the second arc chute is arranged on the rotating shaft of the third rotating shaft;
The first rotating shaft and the second rotating shaft are a group and are rotatably arranged at one end of the shell, the first rotating shaft and the second rotating shaft are arranged in parallel, the second rotating shaft is connected with the end part of the bag strap, and the first rotating shaft and the second rotating shaft are connected into a whole through the first connecting rod;
The third rotating shaft and the fourth rotating shaft are a group and are rotatably arranged at the other end of the shell, the third rotating shaft and the fourth rotating shaft are arranged in parallel, the fourth rotating shaft is connected with the end part of the adjacent other belting, and the third rotating shaft and the fourth rotating shaft are connected into a whole through the second connecting rod;
The unlocking component is arranged on the shell, part of the unlocking component is connected with the end part of the strap (3) connected with the second rotating shaft, and part of the unlocking component is not connected with the end part of the strap connected with the fourth rotating shaft.
Through adopting above-mentioned technical scheme, the one end of band is through first connecting rod, first pivot, second pivot and shell swing joint, and the other end of band is through second connecting rod, third pivot, fourth pivot and shell swing joint, and then band and shell all can rotate round first pivot or third pivot, and the design of first arc spout and second arc spout simultaneously can be used for restricting the rotation scope of second pivot and fourth pivot respectively to effectively prevent the unlimited motion of band after the unblock.
Optionally, a first hole is formed at one end of the strap, the second rotating shaft penetrates through the first hole, a second hole is formed at the other end of the strap, and the fourth rotating shaft penetrates through the second hole.
Through adopting above-mentioned technical scheme, through above-mentioned mode, one end of band can realize rotatable and firm connection with the second pivot, and another end of band can realize rotatable and firm connection with the fourth pivot.
Optionally, the cross section of shell is the U shape, the both ends of shell are provided with the export that supplies the band is connected, the opening of shell is arranged towards the inboard.
Through adopting above-mentioned technical scheme, the shell of above-mentioned design, simple manufacture makes things convenient for various parts installation in the shell, is favorable to being connected with the tip of band moreover.
Optionally, two straps are provided, and each strap is connected with at least three groups of elastic tensioning assemblies.
Through adopting above-mentioned technical scheme, reduce the quantity of band as far as possible to the cost of manufacture of control whole device, six at least groups elasticity tensioning assembly combination use simultaneously can provide bigger and even comprehensive tensioning force, so that firm connection between satellite adapter and the delivery adapter.
Optionally, the unlocking component comprises a bolt box and an explosion bolt, wherein the bolt box is fixedly installed on the connecting part, and the explosion bolt is installed in the bolt box.
Through adopting above-mentioned technical scheme, the unblock subassembly of above-mentioned design is the mature accessory commonly used of technique on the market, simple structure, and preparation, purchase and installation change are all simpler.
Optionally, the first fixing structure is a ring.
Through adopting above-mentioned technical scheme, the first fixed knot of above-mentioned design constructs simple structure, and the cost of manufacture is low.
Optionally, the second fixed knot constructs for a plurality of intervals arrangement's fixture block, the fixture block is kept away from one side of band is provided with supplies the draw-in groove that the ring was embedded.
Through adopting above-mentioned technical scheme, the second fixed knot of above-mentioned design constructs simple structure, and the cost of manufacture is low, and compresses tightly effectually to the ring.
In summary, the present application includes at least one of the following beneficial technical effects:
After the unlocking component starts the unlocking action, the tensioning state of the connecting part can be unlocked, and then the pretightening force between the adjacent straps is released, namely, the ring structure formed by the plurality of straps does not tighten the satellite adapter any more, meanwhile, under the action of the elastic tensioning component, the straps expand outwards to finish the unlocking process of the device, and the carrying adapter and the satellite adapter are separated under the action of other driving forces.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a belted type satellite and arrow separation unlocking device according to an embodiment of the application.
Fig. 2 is a schematic diagram of the connection relationship between the satellite adapter and the bag strap in the embodiment of the application.
Fig. 3 is a schematic view showing the connection relationship between the connection part and the end part of the bag strap according to the embodiment of the present application.
Reference numerals illustrate:
1. Satellite adapter, 11, first fixed structure, 2, carrying adapter, 21, mounting groove, 3, belting, 31, clamping block, 4, connecting part, 41, outer shell, 411, first arc chute, 412, second arc chute, 42, first rotating shaft, 43, second rotating shaft, 44, third rotating shaft, 45, fourth rotating shaft, 46, first connecting rod, 47, second connecting rod, 5, unlocking component, 51, bolt box, 52, explosion bolt, 6, elastic tensioning component, 61, bracket, 62, spring, 63 and connecting sheet.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses a belted type satellite and arrow separation unlocking device. Referring to fig. 1 and 2, the strap type satellite rocket separating unlocking device comprises a satellite adapter 1, a carrying adapter 2 and a plurality of straps 3, wherein the carrying adapter 2 is of a cone frustum cylindrical structure, the satellite adapter 1 is of an annular structure and is assembled at one end with a smaller diameter of the carrying adapter 2, a first fixing structure 11 is arranged on the peripheral wall of the satellite adapter 1, the straps 3 form an annular structure and are arranged around the periphery of the satellite adapter 1, a connecting part 4 for tensioning the two is arranged between adjacent straps 3, an unlocking component 5 for unlocking the tensioning state of the connecting part 4 is arranged on the connecting part 4, a plurality of groups of elastic tensioning components 6 are arranged between the peripheral wall of the carrying adapter 2 and the outer side of the straps 3 at intervals, and a second fixing structure for compacting the first fixing structure 11 on the carrying adapter 2 is arranged on the inner side of the straps 3.
The elastic tension assembly 6 includes a bracket 61, a spring 62 and a connection piece 63, the bracket 61 is detachably assembled to the outer circumferential wall of the carrying adapter 2, the connection piece 63 is fixed to the outer side of the strap 3, and both ends of the spring 62 are connected to the bracket 61 and the connection piece 63, respectively.
Through adopting above-mentioned technical scheme, support 61 and connection piece 63 provide firm mounted position for the both ends of spring 62, and spring 62's elastic restoring force can order about band 3 to drive first fixed knot and construct 11 and move towards the fixed knot of second, and then compress tightly the fixed knot of second to do benefit to firm connection between satellite adapter 1 and the delivery adapter 2, whole elasticity tensioning assembly 6, simple structure, equipment maintenance is convenient.
The outer peripheral wall of the carrying adapter 2 is provided with a mounting groove 21, the bracket 61 is fixed in the mounting groove 21 by a plurality of screws, the mounting groove 21 has the effect of appropriately hiding the bracket 61 and the screws, and the above-mentioned mounting manner can realize the detachable assembly of the bracket 61.
The number of the straps 3 is two, and at least three groups of elastic tensioning assemblies 6 are connected to each strap 3, in this embodiment, five groups of elastic tensioning assemblies 6 are corresponding to each strap 3.
Through adopting above-mentioned technical scheme, reduce the quantity of band 3 as far as possible to the cost of manufacture of control whole device, six at least groups elasticity tensioning assembly 6 combination use simultaneously can provide bigger and even comprehensive tensioning force, so that firmly connect between satellite adapter 1 and the carrier adapter 2.
The first fixing structure 11 is a ring and is integrally formed on the outer peripheral wall of the satellite adapter 1, and the first fixing structure 11 with the design has simple structure and low manufacturing cost.
The second fixed knot constructs for a plurality of interval arrangement's fixture block 31, and one side that fixture block 31 kept away from band 3 is provided with the draw-in groove that supplies the ring embedding, and the second fixed knot of above-mentioned design constructs simple structure, and the cost of manufacture is low, and compresses tightly effectually to the ring.
Referring to fig. 1 and 3, the connection part 4 includes a housing 41, a first rotating shaft 42, a second rotating shaft 43, a third rotating shaft 44, a fourth rotating shaft 45, a first link 46 and a second link 47, wherein the housing 41 is internally provided with a cavity, a first arc chute 411 for the second rotating shaft 43 to rotate is arranged on the housing 41, the circle center of the first arc chute 411 is arranged on the rotating axis of the first rotating shaft 42, a second arc chute 412 for the fourth rotating shaft 45 to rotate is arranged on the housing 41, and the circle center of the second arc chute 412 is arranged on the rotating axis of the third rotating shaft 44;
The first rotating shaft 42 and the second rotating shaft 43 are a group and are rotatably arranged at one end of the shell 41, the first rotating shaft 42 and the second rotating shaft 43 are arranged in parallel, the second rotating shaft 43 is connected with the end part of the bag belt 3, and the first rotating shaft 42 and the second rotating shaft 43 are connected into a whole through a first connecting rod 46;
the third rotating shaft 44 and the fourth rotating shaft 45 are a group and are rotatably arranged at the other end of the shell 41, the third rotating shaft 44 and the fourth rotating shaft 45 are arranged in parallel, the fourth rotating shaft 45 is connected with the end part of the adjacent another bag belt 3, and the third rotating shaft 44 and the fourth rotating shaft 45 are connected into a whole through a second connecting rod 47;
The unlocking component 5 is mounted on the shell 41, a part of the unlocking component 5 is connected with the end part of the strap 3 connected with the second rotating shaft 43, and a part of the unlocking component 5 is not connected with the end part of the strap 3 connected with the fourth rotating shaft 45.
Through adopting above-mentioned technical scheme, one end of band 3 passes through first connecting rod 46, first pivot 42, second pivot 43 and shell 41 swing joint, and the other end of band 3 passes through second connecting rod 47, third pivot 44, fourth pivot 45 and shell 41 swing joint, and then band 3 and shell 41 all can rotate round first pivot 42 or third pivot 44, and simultaneously the design of first arc spout 411 and second arc spout 412 can be used for restricting the rotation scope of second pivot 43 and fourth pivot 45 respectively to effectively prevent band 3 unlimited motion after the unblock.
One end of the wrapping tape 3 is provided with a first hole, the second rotating shaft 43 penetrates through the first hole, the other end of the wrapping tape 3 is provided with a second hole, and the fourth rotating shaft 45 penetrates through the second hole.
By adopting the above technical scheme, through the above mode, one end of the strap 3 can be rotatably and firmly connected with the second rotating shaft 43, and the other end of the strap 3 can be rotatably and firmly connected with the fourth rotating shaft 45.
The section of the shell 41 is U-shaped, outlets for connecting the wrapping bands 3 are formed in the two ends of the shell 41, the openings of the shell 41 are arranged towards the inner side, and the shell 41 with the design is simple to manufacture, convenient for installing various parts in the shell 41 and beneficial to being connected with the end parts of the wrapping bands 3.
The unlocking component 5 comprises a bolt box 51 and an explosion bolt 52, the bolt box 51 is fixedly arranged on the connecting part 4, the explosion bolt 52 is arranged in the bolt box 51, a jack for the insertion of the explosion bolt 52 is arranged at one end part of the wrapping belt 3, and the unlocking component 5 is a common fitting with mature technology in the market, and has a simple structure and is simpler to manufacture, purchase, install and replace.
The working principle of the belted type satellite and arrow separation unlocking device provided by the embodiment of the application is as follows:
After the unlocking component 5 starts the unlocking action, the tensioning state of the connecting part 4 can be unlocked, and then the pretightening force between the adjacent straps 3 is released, namely, the ring structure formed by the plurality of straps 3 is not used for hooping the satellite adapter 1 any more, meanwhile, under the action of the elastic tensioning component 6, the straps 3 are outwards expanded, the unlocking process of the device is completed, and the carrying adapter 2 and the satellite adapter 1 are separated under the action of other driving forces.
The belted type satellite and arrow separation unlocking device has the following beneficial technical effects:
According to the belted type satellite and arrow separation unlocking device, the matching requirements of all parts are reduced, the belting 3 can be still smoothly unfolded under various fault modes, the requirement of low impact is met, the clamping stagnation phenomenon is not easy to occur, the satellite and arrow separation failure is not easy to occur, the stability is good, the space is fully utilized, and the applicability and the economical efficiency of the device are effectively guaranteed.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.