CN111196463A

CN111196463A - Spacecraft MGSE access arrangement

Info

Publication number: CN111196463A
Application number: CN202010046077.8A
Authority: CN
Inventors: 傅浩; 于洋; 邱铁成; 陈大猛; 王哲; 冯同春; 姜旭; 张伯寅
Original assignee: Beijing Institute of Spacecraft Environment Engineering
Current assignee: Beijing Institute of Spacecraft Environment Engineering
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-05-26

Abstract

The invention relates to a spacecraft MGSE access device which comprises a supporting framework, wherein the supporting framework is provided with M rows of L storage positions which are arranged along the transverse direction, each storage position comprises a high-level storage position and a layer of storage position, M is more than or equal to 2, L is more than or equal to 2, the high-level storage positions and the layer of storage positions are respectively provided with a supporting plate assembly, and each supporting plate assembly comprises a left edge beam, a right edge beam, at least one wave plate, a first reinforcing piece, a second reinforcing piece and a C-shaped plate. The invention can be suitable for storing most specifications of spacecraft MGSE, saves storage area and improves the space utilization rate of the upper layer.

Description

Spacecraft MGSE access arrangement

Technical Field

The invention belongs to the technical field of spacecraft assembly MGSE, and particularly relates to a spacecraft MGSE access device.

Background

The manufacture of spacecraft differs from other manufacturing industries in that space flight is required, with strict requirements in terms of size, weight and shape, and with more strict requirements for its components.

Spacecraft are assembled from numerous components with the aid of ground mechanical support equipment, abbreviated MGSE.

With the increase of the development task of the satellite in recent years, the variety and the number of the satellite are increased year by year, and the satellite has the characteristics of heavy weight, large size and non-uniform model specification. The types of ground mechanical supporting equipment of the corresponding spacecraft are more and more, and the heavy weight, the large size and the model specification are not uniform. During later storage, ground mechanical support equipment of various spacecrafts is troublesome and laborious to carry, and needs to occupy a large amount of storage area.

In order to improve the space utilization rate of the ground mechanical support equipment for storing the spacecraft, a mechanical intelligent access device is needed, and the ground mechanical support equipment for storing the spacecraft can be simply and effectively accessed.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a spacecraft MGSE access device that solves the above-mentioned problems of the prior art.

According to the technical scheme, the spacecraft MGSE access device comprises a supporting framework, wherein M rows of L layers of storage bits are arranged along the transverse direction of the supporting framework, each storage bit comprises a high-layer storage bit and a layer of storage bit, M is larger than or equal to 2, L is larger than or equal to 2, and M, L is a positive integer.

The high-rise storage position and the first-layer storage position are both provided with a supporting plate assembly, and the supporting plate assembly comprises a left edge beam, a right edge beam, at least one corrugated plate, a first reinforcing piece, a second reinforcing piece and a C-shaped plate;

the left side beam and the right side beam are arranged at a distance, a plurality of wave plates are laid between the left side beam and the right side beam and are respectively vertical to the left side beam and the right side beam,

the first reinforcing member and the second reinforcing member are arranged on the lower surface of the wave plate, the length of the first reinforcing member is arranged along the length direction of the wave plate, the length of the second reinforcing member is arranged along the width direction of the wave plate,

the C-shaped plate is arranged at one end of the left edge beam and one end of the right edge beam;

and the other C-shaped plate is arranged at the other end of the left edge beam and the other end of the right edge beam.

Further, the left side beam comprises a rectangular hollow pipe and a C-shaped bending piece, the length of the rectangular hollow pipe is the same as that of the bending piece,

the rectangular hollow pipe is vertically arranged along the length direction of the rectangular cross section of the rectangular hollow pipe, the bending piece is arranged on the rectangular hollow pipe, so that the length direction of the cross section of the bending piece is vertical to the length direction of the rectangular cross section of the rectangular hollow pipe,

and the structure of the left side beam is the same as that of the right side beam.

Furthermore, the support framework is a double-row support framework and N rows of support frameworks which are longitudinally arranged, wherein N is more than or equal to 2, and N is a positive integer.

The invention can be suitable for storing the spacecrafts MGSE with various wheel diameters, large self-weight and irregular shapes, is convenient for the spacecrafts MGSE to pass in and out, realizes automatic access, saves storage area and improves the space utilization rate of the upper layer.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

FIG. 1 is a front view of the realignment support frame of the invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic diagram of a front row memory cell of the present invention;

FIG. 4 is a schematic diagram of a back row storage unit of the present invention;

FIG. 5 is a front view of a first traverse mechanism of the invention;

FIG. 6 is a left side view of FIG. 5;

FIG. 7 is a top view of FIG. 5;

FIG. 8 is a schematic view of a first main drive mechanism of the present invention;

FIG. 9 is a schematic drive diagram of the first and second sprockets of the first main drive mechanism of the present invention;

FIG. 10 is a schematic view of the lifting mechanism of the rear row storage unit of the present invention;

FIG. 11 is a schematic view of the construction of the lift mechanism of the front row storage unit of the present invention;

FIG. 12 is a left side view of FIG. 10;

FIG. 13 is a front view of the first pallet assembly of the present invention;

FIG. 14 is a left side view of FIG. 13;

in FIGS. 1-14: 1. the supporting framework comprises supporting frameworks, 11, upright columns, 111, first row upright columns, 112, second row upright columns, 113, third row upright columns, 12, cross beams, 121, first row cross beams, 122, second row cross beams, 123, third row cross beams, 124, fourth row cross beams, 13 and longitudinal beams;

21. the transverse moving frame comprises a transverse moving frame 211, a left longitudinal beam 212, a right longitudinal beam 213, a front cross beam 214, a rear cross beam 22, a first main transmission mechanism 221, a main transmission shaft 222, a roller 223, a roller fixing frame 224, a motor fixing plate 225, a first chain wheel 226, a second chain wheel 23, a first driven transmission mechanism 24 and a guide rail;

301. a first rope pulley 302, a second rope pulley 303, a third rope pulley 304, a fourth rope pulley 305, a fifth rope pulley 306, a hydraulic push rod 307, a first fixing frame 308, a second fixing frame 309, a first steel wire rope 310 and a second steel wire rope;

41. the concrete foundation structure comprises a left side beam, 411, a rectangular hollow pipe, 412, a bending piece, 42, a right side beam, 43, a corrugated plate, 44, a first reinforcing piece, 45, a second reinforcing piece, 46, a C-shaped plate, 5 and a foundation pit.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically or electrically connected, directly or indirectly through an intermediate medium, or they may be connected through the inside of two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The utility model provides a spacecraft MGSE access arrangement includes supporting framework, and supporting framework sets up along M row L layer storage bit of transversely arranging, and the storage bit includes high-rise storage bit and one deck storage bit, and M is greater than or equal to 2, and L is greater than or equal to 2.

The high-rise storage position and the one-deck storage position all set up layer board subassembly, and layer board subassembly includes at least one wave board, first reinforcement, second reinforcement, C shaped plate, left side roof beam and right side roof beam.

The left side beam and the right side beam are arranged at a distance, and the plurality of wave plates are paved between the left side beam and the right side beam and are respectively vertical to the left side beam and the right side beam.

The lower surface of the wave plate is provided with a first reinforcing piece and a second reinforcing piece, the length of the first reinforcing piece is arranged along the length direction of the wave plate, the length of the second reinforcing piece is arranged along the width direction of the wave plate, and a C-shaped plate is arranged at one end of the left side beam and one end of the right side beam; the other C-shaped plate is arranged at the other end of the left edge beam and the other end of the right edge beam.

In a preferred embodiment of this embodiment, the supporting framework is a double-row supporting framework, and includes N rows of storage units arranged along the longitudinal direction, each row of storage units includes M rows of L layers of storage bits arranged along the transverse direction, N is greater than or equal to 2, and N is a positive integer.

Referring to fig. 1 and 2, the following describes the structure of the rearrangement support framework in detail, taking N-2, M-5, and L-5 as examples.

The double-row supporting framework 1 is built by adopting a steel structure and comprises a plurality of upright posts 11, a plurality of cross beams 12 and a plurality of longitudinal beams 13. The upright posts 11 are vertically mounted on the foundation, the cross beams 12 are connected between the upright posts, and the longitudinal beams 13 are connected between the cross beams.

And establishing an X-axis, Y-axis and Z-axis coordinate system, wherein the Y-axis direction is the same as the direction of the 2 rows of longitudinally arranged storage units, and every two of X, Y and Z are mutually vertical.

Three rows of upright posts are uniformly distributed along the Y direction: first row of columns 111, second row of columns 112, and third row of columns 113. The distance between every two adjacent rows of upright columns is set according to the length of the spacecraft MGSE; each row of upright columns is provided with 6 upright columns 11 which are uniformly distributed along the X direction, and the distance between every two adjacent upright columns 11 in the X direction is related to the width of the spacecraft MGSE.

Every two adjacent upright columns 11 in the first row of upright columns 111 are connected through a cross beam 12, and the length of the cross beam 12 is arranged along the X direction. L is 5, so 4 layers of beams 12 are arranged at equal intervals in the Z direction. The spacing between adjacent two transom layers in the Z direction is related to the height of the storage spacecraft MGSE. There are 20 beams in the first row of beams 121.

The arrangement of the cross beams 12 corresponding to the second row of upright columns 112 is the same as that of the cross beams 12 corresponding to the first row of upright columns 111, and the second row of cross beams 122 and the third row of cross beams 123 are arranged on the second row of upright columns 112 together;

the arrangement of the cross beams 12 corresponding to the third row of upright columns 113 is the same as that of the cross beams 12 corresponding to the first row of upright columns 111, and the fourth row of cross beams 124 is arranged on the third row of upright columns 113.

It should be noted that the device can access most irregular spacecraft MGSE in actual production, the space size of the high-level storage bit or the first-level storage bit is determined according to the size of the accessed spacecraft MGSE, and related technicians set the space size of the high-level storage bit or the first-level storage bit according to actual conditions.

Fig. 1 is a front view of the double-row framework, and the longitudinal beams 13 are located on two sides of the double-row framework, and are arranged between the first row of cross beams 121 and the second row of cross beams 122, and between the third row of cross beams 123 and the fourth row of cross beams 124, when viewed from the front view direction.

The rearrangement support framework comprises a front row of storage units and a rear row of storage units. The framework of the front row of storage units and the framework of the rear row of storage units share the second row of stand columns, so that the manufacturing cost is reduced.

The supporting plate component is provided with a first supporting plate component and a second supporting plate component which have the same structures. The first pallet assembly is used for high-level storage and the second pallet assembly is used for one-level storage.

The high-rise storage position further comprises a lifting mechanism and a first transverse moving mechanism. The lifting mechanism is used for the first supporting plate assembly to move up and down, and the first transverse moving mechanism is used for the first supporting plate assembly to move transversely;

the first layer of storage bits further comprises a first traversing mechanism for lateral movement of the first pallet assembly.

Referring to fig. 3 and 4, the front row storage unit is provided with 17 high-level storage bits and 2 first-level storage bits, the 5 th level of the rightmost column is provided with a storage bit, and the 1 st layer to the 4 th level are all vacant and do not store a spacecraft MGSE;

the rear row storage unit is provided with 16 high-level storage bits and 4 first-level storage bits, the 1 st layer to the 5 th layer of the rightmost column of the rear row storage unit are all vacant, and the spacecraft MGSE is not stored.

The front row of storage units and the rear row of storage units are mutually matched storage units, and a set of control system assists in realizing automatic access of the spacecraft MGSE.

The memory cells in the front row are numbered, namely 102 a-505 a, and 101 and 103 are vacant; the memory cells in the subsequent row are numbered 106b to 509b, respectively.

Taking 506b of the spacecraft MGSE stored in the rear row storage unit as an example, the first supporting plate assemblies corresponding to 206b to 406b, the first supporting plate assemblies corresponding to 207b to 507b, the first supporting plate assemblies corresponding to 208b to 508b and the first supporting plate assemblies corresponding to 209b to 509b move to the right simultaneously or sequentially under the action of the respective first transverse moving mechanisms, so as to vacate the lower storage position of 506 b.

106b, 107b, 108b and 109b are moved simultaneously or sequentially to the right by respective second traversing mechanisms to vacate 506b the lower storage position.

506b, the first pallet assembly is lowered to one level by its lifting mechanism.

The front row of storage units 102a is shifted to the left to the 101 position in response to the second pallet assembly. The spacecraft MGSE passes through the front row of storage units from the storage location where the memory 101 is located, and enters the rear row of storage units. The spacecraft MGSE is transported 506b to the corresponding first pallet assembly, which is raised by its lifting mechanism until it is reset.

The first supporting plate assemblies corresponding to 206 b-406 b, 207 b-507 b, 208 b-508 b and 209 b-509 b move leftwards simultaneously or sequentially under the action of the respective first transverse moving mechanisms so as to return to the respective initial storage positions.

106b, 107b, 108b and 109b are moved simultaneously or sequentially to the left under the action of respective second traversing mechanisms to return to respective initial storage positions.

It should be noted that the vacant spaces provided in the front row of

memory cells

101 and 103 facilitate the entry and exit of the spacecraft MGSE stored in the rear row of memory cells.

If the spacecraft MGSE located in the rear row of storage units 108b needs to be taken out, the second pallet assembly corresponding to the front row of storage units 104a moves to the left at 103, so that the spacecraft MGSE is taken out from 103.

In addition, the second blade assembly corresponding to 104a, in addition to moving to the left at 103, may also move to the right to just below 505 a.

Referring to fig. 2, in order to further optimize the solution, foundation pits 5 are disposed on foundations where the front row storage units and the rear row storage units are located, second supporting plate assemblies corresponding to the front row storage units are disposed in the foundation pits 5, and second supporting plate assemblies corresponding to the rear row storage units are disposed in the foundation pits 5. Set up the angle steel in foundation ditch 5 and the edge on ground surface, prevent that the foundation ditch from being squashed by external force.

The foundation pit 5 is a rectangular pit, the width of the pit is 0-2 cm larger than the length of the second supporting plate assemblies, and the length of the pit is larger than the width of the 5 second supporting plate assemblies, so that the 5 second supporting plate assemblies can be placed in the foundation pit 5 at the same time; the depth of the foundation pit 5 is equal to the thickness of the second supporting plate component, so that the ground plane and the surface of the second supporting plate component, on which the spacecraft MGSE is arranged, are located on the same plane, and the spacecraft MGSE with wheels can be conveniently transported to the first supporting plate component or the second supporting plate component.

Referring to fig. 5, in a preferred embodiment of the present embodiment, the first traverse mechanism includes a traverse frame 21, a first master transmission mechanism 22, and two first slave transmission mechanisms 23.

Referring to fig. 5, 6, and 7, the traverse frame 21 includes a left side member 211, a right side member 212, a front cross member 213, and a rear cross member 214, one end portion of the left side member 211 and one end portion of the right side member 212 are provided at both end portions of the front cross member 213, respectively, and the other end portion of the left side member 211 and the other end portion of the right side member 212 are provided at both end portions of the rear cross member 214, respectively.

The first master transmission mechanism 22 is disposed on the left longitudinal beam 211, a first slave transmission mechanism 23 is disposed on one end portion of the right longitudinal beam 212, and another first slave transmission mechanism 23 is disposed on the other end portion of the right longitudinal beam 212.

Referring to fig. 8 and 9, the first main transmission mechanism 22 includes a main transmission shaft 221, two rollers 222, two first roller holders 223, a motor fixing plate 224, a first sprocket 225, and a second sprocket 226.

The motor fixing plate 224 is arranged on the upper surface of the left longitudinal beam 211, and the motor is fixed on the motor fixing plate 224; a first roller fixing frame 223 is disposed on the lower surface of one end of the left longitudinal beam 211, and another first roller fixing frame 223 is disposed on the lower surface of the other end of the left longitudinal beam 211.

The first chain wheel 225 is disposed on the output shaft of the motor, the second chain wheel 226 is disposed at the middle position of the two first roller holders 223, and the first chain wheel 225 and the second chain wheel 226 transmit power through a chain.

The arrangement mode of the second chain wheel 226 and the two first roller fixing frames 223 ensures that the stress state of the main transmission shaft 221 is good, the deflection of the main transmission shaft is reduced, and the service life of the main transmission shaft is prolonged.

The two rollers 222 are respectively disposed on the roller fixing frame 223, and the main transmission shaft 221 is connected to the two rollers 222 through a bearing, so that the two rollers 222 respectively rotate around the main transmission shaft 221.

The motor rotates the first chain wheel 225, the first chain wheel 225 drives the second chain wheel 226 to rotate through the chain, so that the main transmission shaft 221 rotates, and the main transmission shaft 221 drives the two rollers 222 to rotate.

The first slave transmission mechanism 23 includes two second roller holders and two rollers 222, and the structure of the first roller holder 223 is the same as that of the second roller holder.

The two second roller holders are respectively disposed on the lower surfaces of the two end portions of the right longitudinal beam 212, and the two rollers 222 are respectively disposed on the two second roller holders.

Referring to fig. 10, on the above-mentioned rearrangement support framework, a guide rail 24 is respectively provided on the first row of beams 121, the second row of beams 122, the third row of beams 123 and the fourth row of beams 124, and the length of the guide rail 24 is arranged along the X direction.

The traverse frame 21 is disposed between the first row of beams 121 and the second row of beams 122 or between the third row of beams 123 and the fourth row of beams 124 so that each roller 222 of the traverse frame 21 is located on the guide rail 24.

The traverse frame 21 moves along the length of the guide rail 24 so that the first blade assembly moves laterally.

The hoisting mechanism comprises a first sheave 301, a second sheave 302, a third sheave 303, a fourth sheave 304, a fifth sheave 305, a hydraulic push rod 306, a first fixed frame 307, a second fixed frame 308, a first wire rope 309 and a second wire rope 310.

The hydraulic push rod 306 includes a fixed end and a movable end, and the length of the first wire rope 309 is smaller than the length of the second wire rope 310.

First rope sheave 301, second rope sheave 302 and third rope sheave 303 all set up two rope grooves, and fourth rope sheave 304 and fifth rope sheave 305 all set up a rope groove.

The outer diameter of the first sheave 301 is equal to the outer diameter of the second sheave 302, and the outer diameter of the third sheave 303 is smaller than the outer diameter of the first sheave 301 or the second sheave 302.

Referring to the above-described structure of the traverse frame 21, H-shaped steel is used for each of the left side member 211 and the right side member 212.

The first fixing frame 307 and the second fixing frame 308 are arranged on the upper surface of the left longitudinal beam 211 at a distance. The first sheave 301 is connected to the first fixed frame 307 by a shaft so that the first sheave 301 can rotate about the shaft. The hydraulic push rod 306 is horizontally disposed along the length direction thereof, and a fixed end thereof is fixedly connected to the first fixed frame 307, so that a movable end thereof reciprocates between the first fixed frame 307 and the second fixed frame 308.

The second rope pulley 302 is connected to the second fixing frame 308 through a shaft, so that the second rope pulley 302 rotates around the shaft; the third sheave 303 is connected to the second fixed frame 308 by a shaft so that the third sheave 303 rotates about the shaft. Wherein, the third rope sheave 303 is arranged near the movable end of the hydraulic push rod 306.

The axis of the first rope pulley 301, the axis of the second rope pulley 302 and the axis of the third rope pulley 303 are all located on the same horizontal plane, and the first rope pulley 301, the second rope pulley 302 and the third rope pulley 303 are arranged along the moving direction of the movable end of the hydraulic push rod 306.

The fourth sheave 304 is connected to the web of the left side member 211 by a shaft so that the fourth sheave 304 can rotate about the shaft; the fifth sheave 305 is connected to the web of the left side member 211 by a shaft so that the fifth sheave 305 can rotate about the shaft.

Fig. 12 is a left side view of the lifting mechanism. The fourth sheave 304 and the fifth sheave 305 are disposed at a slight distance from each other in a left view, and the axis of the fourth sheave 304 and the axis of the fifth sheave 305 are all located on the same horizontal plane.

One end of a first steel wire rope 309 is arranged at the movable end of the hydraulic push rod 306, and the other end of the first steel wire rope 309 sequentially bypasses a rope groove of the third rope pulley 303, a rope groove of the second rope pulley 302, a rope groove of the first rope pulley 301 and a rope groove of the fourth rope pulley 304 and is arranged at one end part of the first supporting plate component;

one end of the second wire rope 310 is disposed at the movable end of the hydraulic push rod 306, and the other end thereof sequentially passes through a rope groove of the third rope sheave 303, a rope groove of the second rope sheave 302, a rope groove of the first rope sheave 301, and a rope groove of the fifth rope sheave 305 and is disposed at the other end of the first pallet assembly.

Referring to fig. 12, with two sets of lifting mechanisms, one end of the first pallet assembly is pulled by two wire ropes, and the other end is pulled by two wire ropes, so that the first pallet assembly can move up and down stably.

Fig. 10 shows the direction of the lift mechanism of the rear storage unit, and fig. 11 shows the direction of the lift mechanism of the front storage unit.

In order to further optimize the scheme, the stroke of the movable end of the hydraulic push rod 306 corresponding to the first pallet assembly on the L layer is larger than that of the movable end of the hydraulic push rod 306 corresponding to the first pallet assembly on the L-1 layer;

the length of a first steel wire rope 309 corresponding to the L-layer first supporting plate assembly is larger than that of a first steel wire rope 309 corresponding to the L-1-layer first supporting plate assembly, and the length of a second steel wire rope 310 corresponding to the L-layer first supporting plate assembly is larger than that of a second steel wire rope 310 corresponding to the L-1-layer first supporting plate assembly.

Referring to fig. 13 and 14, the first pallet assembly includes a left side rail 41, a right side rail 42, a wavy plate 43, a first reinforcing member 44, a second reinforcing member 45, and a C-shaped plate 46.

The left side member 41 has the same structure as the right side member 42. The left side beam 41 comprises a rectangular hollow tube 411 and a bending piece 412. The length of the rectangular hollow tube 411 is the same as the length of the bending piece 412.

The rectangular hollow tube 411 is vertically arranged along the long side direction of the rectangular cross section thereof. The bending member 412 disposed on the rectangular hollow tube 411 is similar to a channel, as shown in fig. 14, the length direction of the rectangular hollow tube 411 is the same as the length direction of the bending member 412.

The left side beam 41 and the right side beam 42 are arranged at a distance, and the plurality of wave plates 43 are laid between the bending pieces 412 of the left side beam 41 and the bending pieces 412 of the right side beam 42, so that each wave plate 43 is perpendicular to the bending pieces 412 of the left side beam 41, each wave plate 43 is perpendicular to the bending pieces 412 of the right side beam 42, and the wave plates 43 are connected to the left side beam 41 or the right side beam 42 in a threaded fastening mode.

A first reinforcing member 44 is disposed on the lower surface of each wave plate 43 along the length direction of the wave plate 43, and the first reinforcing member 44 is a square tube having a thickness smaller than the height of the wave plate 43.

The second reinforcing members 45 are arranged in the width direction of the wave plate 43, perpendicular to the first reinforcing members 44, and have the same length as the left side member 41 and the right side member 42.

One C-shaped plate 46 is provided at one end of the left side member 41 and one end of the right side member 42, and the other C-shaped plate 46 is provided at the other end of the left side member 41 and the other end of the right side member 42.

The second pallet assembly has the same structure as the first pallet assembly.

The second transverse moving mechanism comprises a second main transmission mechanism and a second auxiliary transmission mechanism. The second main transmission mechanism is arranged on the left side beam of the second supporting plate assembly, and the two second auxiliary transmission mechanisms are arranged on the right side beam of the second supporting plate assembly.

The structure of the second main transmission mechanism is the same as that of the first main transmission mechanism, and the structure of the second driven transmission mechanism is the same as that of the first driven transmission mechanism.

In a preferred embodiment of this embodiment, a spacecraft MGSE access installation is provided with a human-computer interaction device for enabling operator control of the system.

The device also comprises an ultra-long detection sensor, an ultra-wide detection sensor, an ultra-high detection sensor and a human-vehicle false-entry detection sensor.

The left and right of the supporting framework are all provided with rear fences to prevent foreign people or animals from entering. The ultra-long detection sensor, the ultra-wide detection sensor, the ultra-high detection sensor and the man-vehicle false-entry detection sensor are all arranged on the front row storage unit, and the ultra-long detection sensor is used for detecting whether the length of the spaceflight meets the storage length requirement; the ultra-wide detection sensor is used for detecting whether the width of the spacecraft MGSE meets the requirement of storage width; the ultrahigh detection sensor is used for detecting whether the height of the spacecraft MGSE meets the requirement of storage height; the man and vehicle mistaken entering detection sensor is used for detecting whether a person enters the storage location.

In addition, the device is also provided with a lighting system, an automatic lifting door, a grounding device and the like, so that the operating efficiency and the safety of the system are further improved.

Claims

1. A spacecraft MGSE access device comprises a supporting framework, wherein the supporting framework is provided with M rows of L layers of storage bits which are arranged along the transverse direction, the storage bits comprise a high-layer storage bit and a layer of storage bit, M is more than or equal to 2, L is more than or equal to 2, M, L is a positive integer,

2. The spacecraft MGSE access device of claim 1, wherein the left side beam comprises a rectangular hollow tube and a C-shaped bend piece, the length of the rectangular hollow tube and the length of the bend piece being the same,

3. A spacecraft MGSE access arrangement according to claim 1, wherein the support armatures are multiple rows of longitudinally arranged support armatures, N ≧ 2, N being a positive integer.