CN208110145U - A spatially reconfigurable mirror support structure - Google Patents

Abstract

The utility model relates to the field of aerospace technology. The technical solution is: a spatially reconfigurable mirror support structure, characterized in that: the device includes a mirror part and a cuboid frame part for supporting the mirror part; the cuboid frame part includes lining brackets on both sides of the device, four The unfolding and fixing mechanism between the hinged lining brackets, the first spring block for locking the unfolding and fixing mechanism, and eight first rotating motors; there are four groups of mirror parts, and each group of mirror parts includes regular hexagonal mirrors, The base fixed on the lining frame, the fixed rectangular block used to hinge the two adjacent groups of mirror parts, the second spring clamp block used to lock the mirror part, the middle interlayer for coarse adjustment and reconstruction of mirror angle, fine adjustment and reconstruction Stewart platform at mirror angle and second rotary motor. The device is folded and compressed before launch, and after reaching space, the sub-mirrors are unfolded and assembled into one large mirror, which can be reconfigured and transformed into two small mirrors, which improves the space utilization rate.

Description

A spatially reconfigurable mirror support structure

technical field

The utility model relates to the field of aerospace technology, in particular to a space reconfigurable mirror support structure.

Background technique

In the field of aerospace, due to the limitation of weight and volume, the resources that can be carried by the launch vehicle are very limited. After the workbench enters the work point, it often faces the problem of large work demand but insufficient functions. In order to solve this problem, technicians usually fold and compress the workbench during the launch stage, and then expand and reorganize it after entering the working point, thus greatly reducing the space required for launch. This method is widely used in various space sciences, especially in It is widely used in deep space exploration with extremely strict resource constraints. However, the design in this way usually involves more degrees of freedom, and requires precise coordination between various components, which is not easy to achieve in practice. Therefore, the study and design of various reconfigurable devices is of great significance to space science and even aerospace technology related to national defense.

Utility model content

The purpose of this utility model is to provide a space reconfigurable mirror support structure. The device is folded and compressed before launch, which greatly reduces the space required for launch. After reaching space, the sub-mirror can not only be unfolded and assembled into a large mirror, It can also be reconstructed into two small mirrors.

The utility model provides the following technical solutions:

A space reconfigurable mirror support structure, characterized in that: the device includes a mirror part and a cuboid frame part for supporting the mirror part;

The rectangular parallelepiped frame part includes a backing frame located on both sides of the device and fixedly connected with the mirror part, four unfolding fixing mechanisms hinged between the two backing brackets and used for deploying the device, and a first spring for locking the unfolding fixing mechanism The positioning block and the eight first rotating motors that drive the deformation of the frame part;

There are four groups of mirror parts, and each group of mirror parts includes a regular hexagonal mirror, a base fixed on the bracket, a fixed rectangular block for hinged two adjacent groups of mirror parts, and a second spring for locking the mirror parts The clamping block, the middle interlayer for coarse adjustment and reconstruction of the mirror angle, the Stewart platform for fine adjustment and reconstruction of the mirror angle, and the second rotating motor that drives two groups of adjacent mirror parts to rotate relative to each other;

The base is connected with the middle interlayer through a four-bar mechanism; the bottom of the Stewart platform is fixed on the middle interlayer; the regular hexagonal mirror is fixed on the working platform of the Stewart platform.

Each unfolding fixing mechanism includes a first rod and a second rod respectively hinged with the lining brackets on both sides, one end is fixedly connected to the second rod and the other end is provided with an arc-shaped curved surface and a second connecting block with an arc-shaped groove, and one end is connected to the second rod. The first rod is fixedly connected and the other end is hinged to the second connecting block through a cylindrical pin, the first round rod that penetrates transversely and is fixed on the first connecting block, and is slidably positioned on both sides of the first connecting block The second round rod in the chute, one end can rotate around the first round rod and the other end is fixed to the second round rod, and the first telescopic spring threaded on the telescopic rod is used to drive the telescopic rod The first torsion spring for the rotation of the round rod, the second torsion spring for driving the first connection block and the second connection block to rotate relatively, and the wedge-shaped block arranged on the side of the first connection block to cooperate with the first spring clamping block;

The second round rod can move along the arc-shaped curved surface and fit into the arc-shaped groove so as to fix the first rod and the second rod; one end of the first torsion spring is fixed on the first round rod, and the other end fixed on the telescopic rod; one end of the second torsion spring is fixed on the first connecting block, and the other end is fixed on the second connecting block; the telescopic rod and the first telescopic spring are two groups and symmetrically installed on the second The two sides of the arc-shaped curved surface of the connection block; the first connection block is provided with a through hole for passing the first round rod and the cylindrical pin; the expansion and fixing mechanism is also provided with a second spring locking block. positioning rod.

The four-bar mechanism includes an active rod with one end rotatably hinged at the first hinge hole of the base, a driven rod with one end rotatably hinged at the second hinge hole of the base, and two ends respectively hinged with the active rod and the driven rod. The intermediate rod and the third rotating motor fixed at the first hinge hole to drive the active rod to rotate; the middle part of the driven rod is fixedly connected with the middle interlayer.

The outer contour of the lining frame is rectangular; the size of the lining frame is adapted to the base; the hinged axes of the lining frame and the four unfolding and fixing mechanisms are parallel to each other; The first groove of the spring locking block, the position of the first groove corresponds to the position of the wedge block.

The size of the base is compatible with the mirror surface; one side of the base is provided with a number of evenly distributed rectangular grooves for installing and fixing the rectangular blocks; the reverse side of the base is provided with a second groove for installing the second spring clamping block , the position of the second groove corresponds to the position of the positioning rod.

The first spring locking block includes a first shell fixed in the first groove and having a first slot on the surface, a first push rod slidably positioned in the first slot, and a first push rod that is inserted through the first slot. The second telescopic spring on the ejector rod is used to drive the first ejector rod to expand and contract; the inside of the first card slot is provided with a first through hole; the end of the first ejector rod is inserted into the first through hole and can be inserted along the first through hole. Sliding in the axial direction; the second spring locking blocks are used in pairs.

The second spring locking block includes a second casing fixed in the second groove and having a second groove on the surface, a second push rod slidably positioned in the second groove, and a second push rod that is sheathed in the second groove. The third telescopic spring on the push rod to drive the second push rod to expand and contract; the second through hole is provided inside the second card slot; the end of the second push rod is inserted into the second through hole and can be inserted along the second through hole. Sliding in the axial direction; the second spring locking blocks are used in pairs.

One end of the fixed rectangular block is fixed in the rectangular groove on the side of the base, and the other end extends to the plane where the regular hexagonal mirror is located and has a through hole; the length of the rectangular block is half the length of the groove of the base.

The first rotating motor is installed at the hinge of the unfolding fixing mechanism and drives the frame part to rotate and deform around the hinge axis; the rotating shaft of the second rotating motor passes through two fixed rectangular blocks corresponding to the two adjacent groups of mirror parts through holes, so as to connect two groups of adjacent mirror parts into one.

The top of the wedge block is triangular.

The beneficial effects of the utility model are: the four sets of mirror parts in the utility model are folded and compressed by the unfolding and fixing mechanism before launching, which greatly reduces the space required for launching; Driven by the first rotating motor, the frame part is rotated and deformed, driven by the second rotating motor, the mirror part is reconstructed into a large mirror, and the large mirror can be reconstructed into two small mirrors driven by the third rotating motor, Thereby, the requirement of one device to perform various work tasks is realized. In addition, in the utility model, the frame part and the mirror part are fixedly connected by the first spring locking block and the second spring locking block, which ensures the stability and working reliability of the device.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model.

Fig. 2 is a schematic diagram of the three-dimensional structure of the frame part of the present invention.

Fig. 3 is one of the three-dimensional structural schematic diagrams (front side) of the unfolding and fixing mechanism described in the present invention.

Fig. 4 is the second (side view) of the three-dimensional structure diagram of the unfolding and fixing mechanism of the present invention.

Fig. 5 is a schematic diagram of the enlarged structure of part A in Fig. 3 .

Fig. 6 is a schematic diagram of the three-dimensional structure of the first connection block of the present invention.

Fig. 7 is a schematic perspective view of the second connection block of the present invention.

Fig. 8 is a schematic diagram of the three-dimensional structure of the wedge block of the present invention.

Fig. 9 is a schematic diagram of the three-dimensional structure of the first spring locking position of the present invention.

Fig. 10 is one of the three-dimensional structural schematic diagrams (side) of the mirror part of the present invention.

Fig. 11 is the second (bottom) perspective view of the three-dimensional structure of the mirror part of the present invention.

Fig. 12 is a schematic diagram of the three-dimensional structure of the Stewart platform described in the present invention.

Fig. 13 is one of the three-dimensional structural schematic diagrams (front) of the base of the present invention.

Fig. 14 is the second (reverse) perspective view of the three-dimensional structure of the base of the present invention.

Fig. 15 is a schematic diagram of the three-dimensional structure of the second spring clamping block of the present invention.

Fig. 16 is a schematic diagram of the three-dimensional structure of the middle interlayer of the present invention.

Figures 17-21 are working diagrams of the unfolding and fixing mechanism described in the present invention.

Figures 22-25 are schematic diagrams of the operation of the first spring clamping block of the present invention.

Figures 26-29 are working diagrams of the second spring clamping block of the present invention.

Figures 30 to 38 are working diagrams of the reconstruction of the mirror surface part of the present invention.

Detailed ways

Below in conjunction with the accompanying drawings of the description, the utility model will be further described, but the utility model is not limited to the following embodiments.

As shown in Figure 1, a space reconfigurable mirror support structure includes a mirror part 2 and a cuboid frame part 1 for supporting the mirror part;

1. Framework part

As shown in FIG. 2 , the frame part includes a lining bracket 1-1, an unfolding and fixing mechanism 1-2, a first spring locking block 1-3 and a first rotating motor 1-4.

The lining frame is installed on both sides of the device, the outer contour is rectangular, and is fixedly connected with the base 2-1 of the mirror part. The size of the lining frame is adapted to the base. A first groove 1-1-1 for installing the first spring locking block is opened on both sides of the lining frame, and the position of the first groove corresponds to the position of the wedge block. The four corners of the lining frame are hinged to the two ends of the unfolding and fixing mechanism through hinges, and the axes of the hinges are parallel to each other to ensure that the frame part can be rotated and deformed under the drive of the first rotating motor.

As shown in Figures 3-5, there are four unfolding and fixing mechanisms in total, which are respectively hinged between two lining frames, and combined with the lining frames into a rectangular parallelepiped. Each deployment fixing mechanism includes a first rod 1-2-1, a second rod 1-2-2, a first connecting block 1-2-3, a second connecting block 1-2-4, a first round rod 1- 2-5, the second round rod 1-2-6, telescopic rod 1-2-7, the first telescopic spring 1-2-8, the first torsion spring 1-2-9, the second torsion spring 1-2- 10 and wedges 1-2-11. Wherein, the first rod and the second rod are respectively hinged with the lining brackets on both sides. One end of the first connecting block is fixedly connected to the first rod, and the other end has a pin hole and is hinged with the second connecting block through cylindrical pins 1-2-12. There are also holes on both sides of the first connecting block for passing through the first round rod. The through hole and the chute 1-2-3-1 for the sliding of the second round rod. One end of the second connecting block is fixedly connected to the second rod, and the other end is provided with an arc-shaped curved surface and an arc-shaped groove. The first round bar is inserted transversely and fixed on the first connecting block. Both ends of the second round rod are slidably positioned in the sliding slots on both sides of the first connecting block. One end of the telescopic rod is sheathed on the first round rod and can rotate around the first round rod, and the other end is fixed to the second round rod. The first telescopic spring is sheathed on the telescopic rod to drive the telescopic rod to expand and contract. The first torsion spring is used to drive the telescopic rod to rotate around the first round rod, one end of which is fixed on the first round rod, and the other end is fixed on the telescopic rod. The second torsion spring is used to provide a torsional force for the relative rotation of the first connecting block and the second connecting block, one end of which is fixed on the first connecting block, and the other end is fixed on the second connecting block. The wedge-shaped block is arranged on the side of the first connecting block, and its top end is triangular, so as to fix and connect the lining frame and the unfolding and fixing mechanism by cooperating with the first spring locking block. Both the telescopic rod and the first telescopic spring are in two groups and are symmetrically installed on both sides of the curved surface of the second connecting block. When the unfolding and fixing mechanism is unfolded, the second round rod moves along the arc-shaped curved surface until it is snapped into the arc-shaped groove, thereby fixing the first rod and the second rod. Positioning rods 1-2-13 are also arranged between the deployment and fixing mechanisms.

As shown in Figure 9, the first spring clamping block 1-3 is used to cooperate with the wedge block to fix the deformed frame part, including the first shell 1-3-1, the first push rod 1-3-2 and Second telescoping spring 1-3-3. Wherein, the first housing is fixed in the first groove of the lining frame, and a first card slot 1-3-4 is opened on its surface for placing the first ejector rod, and a first channel is also opened inside the first card slot. hole. The first push rod is fixed in the first slot, and its end is inserted into the first through hole to ensure that the first push rod can slide along the axis of the first through hole. The second telescopic spring is threaded on the first push rod to drive the first push rod to expand and contract, one end of which is fixed on the inner wall of the first slot, and the other end is fixed on the first push rod. The first spring clamping blocks are used in pairs to clamp the wedge block.

As shown in FIG. 2 , the first rotating motor is installed at the hinge of the lining frame to drive the frame part to rotate and deform around the axis of the hinge.

Second, the mirror part

As shown in Figure 10 and Figure 11, there are four groups of mirror parts, and each group of mirror parts includes a regular hexagon mirror 2-6, a base 2-1, a fixed rectangular block 2-2, a second spring locking block 2-3, Middle Mezzanine 2-4, Stewart Platform 2-5 and Second Rotary Motor 2-7.

As shown in Fig. 13 and Fig. 14, the base is fixed on the lining frame to carry the intermediate interlayer and the Stewart platform, and its size is adapted to the regular hexagonal mirror surface. As shown in Fig. 12 and Fig. 13, a number of evenly distributed rectangular slots 2-1-3 are opened on one side of the base (three shown in the figure) for installing and fixing rectangular blocks. The back of the base is provided with a second groove 2-1-4 for installing the second spring locking block, and the position of the second groove corresponds to the position of the positioning rod 1-2-13. There is a first hinge hole 2-1-1 on the side of the middle part of the base, which is used to hinge the active rod of the four-bar mechanism (the third rotating motor 2-4-4 is fixed on the base, and the motor shaft of the motor and the active rod fixed to realize hinged); the front of the base has a second hinge hole 2-1-2, which is used for the driven rod of the hinge four-bar mechanism.

As shown in Figure 15, the second spring locking block is used to cooperate with the positioning rod to lock the unfolded mirror part, including the second shell 2-3-1, the second push rod 2-3-2 and the third telescopic Spring 2-3-3. The second shell is fixed in the second groove, and a second card slot 2-3-4 is opened on the surface for placing the second push rod, and a second through hole is opened inside the second card slot. The second push rod is fixed in the second slot, and its end is inserted into the second through hole to ensure that the second push rod can slide along the axis of the second through hole. The third telescopic spring is threaded on the second push rod to drive the second push rod to expand and contract, one end of which is fixed on the inner wall of the second draw slot, and the other end is fixed on the second push rod. The second spring clamping blocks are used in pairs to clamp the positioning rod.

As shown in FIG. 16 , the middle interlayer is connected to the base through a four-bar mechanism, which is used for coarsely adjusting the angle of the reconstructed mirror. The four-bar mechanism includes a driving rod 2-4-1, a driven rod 2-4-3, an intermediate rod 2-4-2 and a third rotating motor 2-4-4. One end of the active rod is rotatably hinged at the first hinge hole of the base, and the other end is hinged with the middle rod. One end of the driven rod is rotatably hinged at the second hinge hole of the base, and the other end is hinged with the middle rod; the middle part of the driven rod is fixed on the middle interlayer. The third rotating motor is fixed at the first hinge hole, and its rotating shaft drives the active rod to rotate.

As shown in Figure 1, the fixed rectangular block is used to connect another adjacent mirror part, one end of which is fixed in the rectangular groove on the side of the base, and the other end extends to the plane where the regular hexagonal mirror is located and opens a groove along the groove width direction. through hole. The second rotary motor 2-7 is fixed on the fixed rectangular block, and the motor shaft of the motor passes through the through hole on the fixed rectangular block and is fixed with the fixed rectangular block of the mirror part of the adjacent group, thereby driving two groups of adjacent The mirror portion performs relative rotation around the rotation axis. The length of the rectangular block is half of the length of the groove of the base.

As shown in Figure 12, the Stewart platform (conventional mechanism) is used for fine adjustment and reconstruction of the angle of the mirror, its bottom is fixed on the driven rod 2-4-3 of the middle interlayer, and the regular hexagon is fixed on the upper working platform. shaped mirror.

The operating principle of the unfolding fixing mechanism described in the utility model is as follows (as shown in Figures 17-21):

1. In the initial state, the second round rod leans against the chute of the first connecting block under the torsion of the first torsion spring, and the first connecting block drives the first rod to wind under the torsion of the second torsion spring. The cylindrical pin rotates and unfolds;

2. The first rod continues to rotate, the second round rod starts to touch the curved surface of the second connecting block, and then continues to slide along the curved surface, while the second round rod also slides along the chute of the first connecting block;

3. The first rod continues to rotate until the second round rod reaches the end of the arc-shaped surface of the second connecting block, and the second round rod snaps into the arc-shaped groove of the second connecting block. Under the action of the torsion force of the torsion spring, the first round bar turns back to the initial state around the first round bar, and finally the second bar and the first bar are in a straight line.

The working principle of the first spring locking block described in the utility model is as follows (as shown in Figures 22 to 25):

1. The wedge block moves upward to reach the boundary of the first ejector pin;

2. The wedge block continues to move upwards, and the first ejector rod is moved to one side by the force of the wedge block;

3. After the wedge-shaped block reaches the working position, the first ejector rod returns to its original position under the elastic force of the second telescopic spring, thereby locking and unfolding the fixing mechanism.

The working principle of the second spring locking block described in the utility model is as follows (as shown in Figures 26-29):

1. The base starts to move under the drive of the second rotating motor until the positioning rod contacts the boundary of the second ejector rod of the second spring clamping block;

2. The base continues to move downward, and the second ejector rod is moved to one side by the force of the positioning rod;

3. After the base reaches the working position, the second ejector rod returns to its original position under the elastic force of the third telescopic spring, thereby realizing the locking of the mirror surface by the second spring locking block.

The working principle of the reconstruction of the mirror part of the utility model into a large mirror is as follows (as shown in Figures 30-37):

1. As shown in Figures 30-32, the entire device is unfolded under the drive of the unfolding and fixing mechanism;

2. As shown in Figures 33-34, the entire device is driven by the first rotating motor to realize deformation until the frame part is on the same horizontal plane;

3. As shown in Figures 35-37, the upper mirror part is driven by the second rotating motor to rotate around the rotation axis of the second rotating motor until the second spring locking block on the base of the upper mirror part locks the positioning rod , and finally the four mirror parts form a large mirror;

4. The Stewart platform fine-tunes the angle of the regular hexagonal mirror to make the regular hexagonal mirror reach the working state. So far, the mirror part has been reconstructed into one big mirror.

The working principle of the reconstruction of the mirror part of the utility model into two small mirrors is as follows (as shown in Figure 38):

1. The third rotating motor drives the active rod of the four-bar mechanism to rotate. Since the driven rod is fixedly connected to the middle interlayer, an angle will be generated between the middle interlayer and the base. At this time, two adjacent mirror parts form a small mirror;

2. The Stewart platform fine-tunes the angle of the regular hexagonal mirror to make the regular hexagonal mirror reach the working state. So far, the large mirror has been reconstructed into two small mirrors.

Finally, it should be noted that what is listed above are only specific embodiments of the present invention. Apparently, the utility model is not limited to the above embodiments, and many variations are possible. All deformations that a person skilled in the art can derive or associate directly from the content disclosed in the utility model shall be considered as the protection scope of the utility model.

Claims (10)

1. A space reconfigurable mirror support structure is characterized in that: the device comprises a mirror part (2) and a cuboid frame part (1) for supporting the mirror part; The cuboid frame part includes a backing frame (1-1) fixedly connected with the mirror part on both sides of the device, four unfolding fixing mechanisms (1-2) hinged between the two backing frames and used for deploying the device, The eight first rotating motors (1-4) that are used to lock and expand the first spring clamping block (1-3) of the fixing mechanism and drive the deformation of the frame part; There are four groups of mirror parts, and each group of mirror parts includes a regular hexagonal mirror (2-6), a base (2-1) fixed on the backing frame, a fixed rectangular block for hinged adjacent two groups of mirror parts ( 2-2), the second spring locking block (2-3) for locking the mirror part, the middle interlayer (2-4) for coarse adjustment and reconstruction of the mirror angle, and the middle interlayer (2-4) for fine adjustment and reconstruction of the mirror angle Stewart platform (2-5) and the second rotating motor (2-7) that drives two groups of adjacent mirror parts to rotate relative; The base is connected with the middle interlayer through a four-bar mechanism; the bottom of the Stewart platform is fixed on the middle interlayer; the regular hexagonal mirror is fixed on the working platform of the Stewart platform. 2. A spatially reconfigurable mirror support structure according to claim 1, characterized in that: each unfolding and fixing mechanism includes a first rod (1-2-1) and a second rod (1-2-1) respectively hinged to the lining frames on both sides. Rod (1-2-2), one end is fixedly connected to the second rod and the other end is provided with a second connecting block (1-2-4) with an arc-shaped curved surface and an arc-shaped groove, one end is fixedly connected to the first rod and The other end of the first connecting block (1-2-3) is hinged to the second connecting block through a cylindrical pin (1-2-12), and the first round rod (1-2) that is inserted transversely and fixed on the first connecting block -5), the second round rod (1-2-6) that is slidably positioned in the chute (1-2-3-1) on both sides of the first connecting block, one end can rotate around the first round rod and the other A telescopic rod (1-2-7) fixed at one end to the second round rod, a first telescopic spring (1-2-8) threaded on the telescopic rod, and a first telescopic spring (1-2-8) for driving the telescopic rod to rotate around the first round rod A torsion spring (1-2-9), a second torsion spring (1-2-10) for driving the first connection block and the second connection block to rotate relative to each other and is arranged on the side of the first connection block to cooperate with the first connection block The wedge block (1-2-11) of the spring locking block; The second round rod can move along the arc-shaped curved surface and fit into the arc-shaped groove so as to fix the first rod and the second rod; one end of the first torsion spring is fixed on the first round rod, and the other end fixed on the telescopic rod; one end of the second torsion spring is fixed on the first connecting block, and the other end is fixed on the second connecting block; the telescopic rod and the first telescopic spring are two groups and symmetrically installed on the second The two sides of the arc-shaped curved surface of the connection block; the first connection block is provided with a through hole for passing the first round rod and the cylindrical pin; the expansion and fixing mechanism is also provided with a second spring locking block. Positioning rods (1-2-13). 3. A spatially reconfigurable mirror support structure according to claim 2, characterized in that: said four-bar mechanism includes an active mechanism with one end rotatably hinged at the first hinge hole (2-1-1) of the base. Rod (2-4-1), one end of which is rotatably hinged to the driven rod (2-4-3) at the second hinge hole (2-1-2) of the base, and the two ends are respectively connected to the active rod and the driven rod A hinged middle rod (2-4-2) and a third rotating motor (2-4-4) fixed at the first hinge hole to drive the active rod to rotate; the middle part of the driven rod is fixedly connected to the middle interlayer. 4. A spatially reconfigurable mirror support structure according to claim 3, characterized in that: the outer contour of the backing frame is rectangular; the size of the backing frame is compatible with the base; the backing frame is compatible with the base The hinge axes of the four unfolding and fixing mechanisms are parallel to each other; the two sides of the lining frame are provided with a first groove (1-1-1) for installing the first spring locking block, and the position of the first groove is consistent with the wedge-shaped corresponding to the block position. 5. A spatially reconfigurable mirror support structure according to claim 4, characterized in that: the size of the base is compatible with the mirror; one side of the base is provided with a number of evenly distributed rectangular blocks for mounting and fixing rectangular groove (2-1-3); the back of the base is provided with a second groove (2-1-4) for installing the second spring clamping block, and the position of the second groove is the same as the position of the positioning rod Corresponding. 6. A spatially reconfigurable mirror support structure according to claim 5, characterized in that: the first spring locking block includes a structure fixed in the first groove and has a first locking groove (1- 3-4) the first casing (1-3-1), the first push rod (1-3-2) slidably positioned in the first slot, and the first push rod to drive the first push rod A second telescopic spring (1-3-3) that the ejector rod stretches; a first through hole is opened on the inside of the first card slot; the end of the first ejector rod is inserted into the first through hole and can be inserted along the first through hole Sliding in the direction of the axis; the second spring locking blocks are used in pairs. 7. A spatially reconfigurable mirror support structure according to claim 6, characterized in that: the second spring locking block includes a second locking slot fixed in the second groove and a second locking groove (2- 3-4) the second housing (2-3-1), the second push rod (2-3-2) slidably positioned in the second slot, and the second push rod to drive the second push rod The third telescopic spring (2-3-3) that the two push rods stretch; the second through hole is opened inside the second draw-in slot; the end of the second push rod is inserted into the second through hole and can be inserted along the second through hole Sliding in the direction of the axis; the second spring locking blocks are used in pairs. 8. A spatially reconfigurable mirror support structure according to claim 7, wherein one end of the fixed rectangular block is fixed in a rectangular groove on the side of the base, and the other end extends to the plane where the regular hexagonal mirror is located and opens There are through holes; the length of the rectangular block is half the length of the groove of the base. 9. A spatially reconfigurable mirror support structure according to claim 8, characterized in that: the first rotating motor is installed at the hinge of the lining frame and the unfolding and fixing mechanism, and drives the frame part to rotate and deform around the hinge axis; The rotation shaft of the second rotating motor passes through the through holes of the two fixed rectangular blocks corresponding to two adjacent sets of mirror portions, so as to connect the two sets of adjacent mirror portions into one. 10 . The spatially reconfigurable mirror support structure according to claim 9 , wherein the top end of the wedge is triangular. 11 .