CN211996184U - Space bearing device - Google Patents

Abstract

The application provides a space bears device includes: the supporting frame is internally provided with an inner cavity for mounting a plurality of board cards; the supporting frame comprises a first side plate and a second side plate which are parallel and opposite to each other, a first boss is arranged on one side, facing the inner cavity, of the first side plate, and a second boss is arranged on one side, facing the inner cavity, of the second side plate, wherein the first boss and the second boss are arranged in an aligned mode; and the mounting plate is erected on the first boss and the second boss. Because braced frame's first curb plate and second curb plate all are provided with the boss towards one side of inner chamber in this application, can play the effect of counterpoint when the installation panel on the one hand, on the other hand accessible erects the mounting panel earlier on the boss after, fixes again, makes things convenient for installer to operate, reduces the installation degree of difficulty.

Description

Space bearing device

Technical Field

The application relates to the technical field of spaceflight, in particular to a space bearing device.

Background

The space platform includes a carrier and other components (e.g., boards) mounted to the carrier. In the conventional mounting method, the side wall of the board is connected to the side wall of the carrier through a support pin. In this mounting method, a plurality of holes are required to be formed on the side wall of the carrier and the side wall of each board, respectively, so that the two ends of the support pin are connected to the holes formed on the side wall of the carrier and the holes formed on the side wall of the board, respectively. Therefore, the adoption of the structure at least has the following disadvantages: firstly, during installation, a constructor needs to hold the board card by one hand and install the board card by the other hand, so that the assembly difficulty is increased; secondly, if one of them integrated circuit board needs to be changed, its flexibility of dismantling the assembly is also relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the present application is to provide a space bearing device, so as to improve the problems of the prior art that the assembly operation difficulty in a space platform is large and the assembly flexibility is poor.

The application provides a space bears device includes: the supporting frame is internally provided with an inner cavity for mounting a plurality of board cards; the supporting frame comprises a first side plate and a second side plate which are parallel and opposite to each other, a first boss is arranged on one side, facing the inner cavity, of the first side plate, and a second boss is arranged on one side, facing the inner cavity, of the second side plate, wherein the first boss and the second boss are arranged in an aligned mode; and the mounting plate is erected on the first boss and the second boss.

Because braced frame's first curb plate and second curb plate all are provided with the boss towards one side of inner chamber in this application, can play the effect of counterpoint when the installation panel on the one hand, on the other hand accessible erects the mounting panel earlier on the boss after, fixes again, makes things convenient for installer to operate, reduces the installation degree of difficulty.

Further, the mounting plate comprises a first connecting part and a second connecting part which are oppositely arranged; the first connecting portion and the second connecting portion are respectively provided with a first opening groove matched with the first boss and a second opening groove matched with the second boss, the first connecting portion is connected with the first boss through the first opening groove, and the second connecting portion is connected with the second boss through the second opening groove.

The application provides a space bears device, through the cooperation of fluting with the boss, can further facilitate the installation counterpoint, simultaneously, further reduces the installation operation degree of difficulty.

Furthermore, the first slot and the second slot are both L-shaped slots or U-shaped slots, and the opening direction of the first slot deviates from the opening direction of the second slot.

Furthermore, the space bearing device also comprises a first vibration reduction sheet and a second vibration reduction sheet, wherein the first vibration reduction sheet is arranged on the first boss, and the second vibration reduction sheet is arranged on the second boss; the first damping plate is located between the inner surface of the first slot and the first boss, and the second damping plate is located between the inner surface of the second slot and the second boss.

The application provides a space bears device through set up the damping piece between boss and grooved internal surface, can reduce the assembly, and transportation and carry on the influence of in-process vibration to space platform structural stability.

Furthermore, the space bearing device further comprises a first limiting sleeve and a second limiting sleeve, the first limiting sleeve is sleeved on the first vibration reduction sheet and is positioned between the inner surface of the first open groove and the first vibration reduction sheet, and the first limiting sleeve is used for fixing the first vibration reduction sheet on the first boss; the second limiting sleeve is sleeved on the second vibration reduction sheet and located between the inner surface of the second groove and the second vibration reduction sheet, and the second limiting sleeve is used for fixing the second vibration reduction sheet on the second boss.

The application provides a space bears device can fix the damping piece on the boss through the stop collar, avoids the damping piece to drop.

Furthermore, the space bearing device further comprises a plurality of first fixing pieces and a plurality of second fixing pieces, wherein each first fixing piece is connected with the first connecting portion and the first boss respectively and used for fixing the first connecting portion on the first boss, and each second fixing piece is connected with the second connecting portion and the second boss respectively and used for fixing the second connecting portion on the second boss.

Furthermore, a first through hole is formed in the bottom of the first slot, a first fixing hole corresponding to the first through hole is formed in the first boss, the first fixing piece penetrates through the first through hole to be connected with the first fixing hole, a second through hole is formed in the bottom of the second slot, a second fixing hole corresponding to the second through hole is formed in the second boss, and the second fixing piece penetrates through the second through hole to be connected with the second fixing hole.

Further, the first fixing piece and the second fixing piece are screws, the bearing device further comprises a plurality of gaskets, and each gasket is sleeved on the screw rod of each screw and located between the nut of each screw and the first connecting portion and between the nut of each screw and the second connecting portion.

The application provides a space bears device, through set up the packing ring between the nut of screw and connecting portion, can reduce the vibration transmission between screw and the connecting portion.

Furthermore, the bearing device further comprises a plurality of T-shaped limiting sleeves, each T-shaped limiting sleeve is sleeved on the screw rod of the screw, the gasket is sleeved on the connecting rod of the T-shaped limiting sleeve, and the T-shaped limiting sleeves are located between the fixing piece and the gasket.

The application provides a space bears device can avoid the screw not hard up to cause the influence to the structural stability who bears device through T type stop collar.

Further, the mounting plate further comprises a bearing part located between the first connecting part and the second connecting part, the bearing part comprises a first groove, and the first groove bears the board card.

Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the present application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic perspective view of a space bearing device according to an embodiment of the present application.

Fig. 2 is a side view of a space bearing device according to an embodiment of the present application.

Fig. 3 is an enlarged view of a region I in fig. 2.

Icon: space bearing-100; a support frame 10; a mounting plate 20; an inner cavity 11; a first side panel 12; a second side plate 13; a first boss 121; a second boss 131; a first connecting portion 21; a second connecting portion 23; the first open groove 211; the second slot 231; the first damping plate 31; the second damping plate 33; a first stop collar 41; a second stop collar 43; a first fixing member 51; the second fixing piece 53; a first through hole 2111; a first fixing hole 1211; a first through hole 311; a second through hole 411; a gasket 60; a T-shaped stop collar 70; a bearing part 22; a first groove 221.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.

In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1 to 3, a space-bearing apparatus 100 according to an embodiment of the present disclosure includes a supporting frame 10 and a mounting plate 20 mounted on the supporting frame 10.

An inner cavity 11 for mounting a plurality of board cards is arranged in the supporting frame 10. In this embodiment, the supporting frame 10 includes a first side plate 12 and a second side plate 13 disposed in parallel and opposite to each other. A first boss 121 is disposed on one side of the first side plate 12 facing the inner cavity 11. A second boss 131 is provided on the second side plate 13 on a side facing the inner cavity 11. The first bosses 121 are aligned with the second bosses 131.

In this embodiment, the number of the first bosses 121 is plural. A plurality of first bosses 121 are provided in parallel to each other at equal height positions on the first side plate 12 at intervals. Alternatively, a plurality of first bosses 121 are provided at equal intervals at the same height position on the first side plate 12. The second bosses 131 are aligned in one-to-one correspondence with the first bosses 121.

In other embodiments, the space bearing device 100 includes a plurality of sets of first bosses 121 and second bosses 131 corresponding to the plurality of sets of first bosses 121. The first bosses 121 are arranged in parallel and spaced from each other along the height direction of the first side plate 12. Each set of second bosses 131 is aligned in one-to-one correspondence with a set of first bosses 121.

It is understood that in other embodiments, the support frame 10 may further include a top plate, a bottom plate, a third side plate and a fourth side plate. The top and bottom plates are oppositely disposed, e.g., parallel and oppositely disposed. The third side plate and the fourth side plate are disposed opposite, e.g., parallel and opposite. The first side plate 12, the third side plate, the second side plate 13 and the fourth side plate are sequentially connected end to end and are connected between the top plate and the bottom plate. The third and fourth side panels may be vertically connected between the first and second side panels 12 and 13. The first side plate 12, the second side plate 13, the third side plate and the fourth side plate can be vertically connected between the top plate and the bottom plate. The top plate, the bottom plate, the first side plate 12, the second side plate 13, the third side plate and the fourth side plate together enclose an inner cavity 11. It can be understood that the connection related to the top plate, the bottom plate, the first side plate 12, the second side plate 13, the third side plate and the fourth side plate can be realized through the matching of screws and screw holes or the matching of buckles and clamping grooves, and the application does not limit the connection.

The mounting plate 20 is erected on the first boss 121 and the second boss 131, and the mounting plate 20 is used for mounting other parts in the space platform, such as a board card. In this embodiment, the mounting plate 20 is mounted on the first boss 121 and the second boss 131 aligned with each other. When the mounting plate 20 is mounted on the support frame 10, the mounting plate 20 is erected on the first boss 121 and the second boss 131, and then the mounting plate 20 is slid in place along the first boss 121 and the second boss 131 and finally fixed. Therefore, on one hand, the first bosses 121 and the second bosses 131 can realize the installation and positioning of the installation plate 20, and the first bosses 121 and the second bosses 131 can support the installation plate 20, so that the installation difficulty can be reduced compared with the prior art; on the other hand, when the space load carried by one of the mounting plates 20 needs to be replaced, debugged or maintained, only the mounting plate 20 can be disassembled and slid out along the corresponding first boss 121 and second boss 131, so that other mounting plates 20 and other parts carried by the mounting plates 20 can not be affected, and compared with a fixed board card structure in the prior art, the assembly flexibility can be improved, the batch cost is reduced, and meanwhile, convenience is provided for technical iteration of each board card system on a single mounting plate 20.

In the present embodiment, the mounting plate 20 includes a first connecting portion 21 and a second connecting portion 23 which are oppositely disposed. The first connection portion 21 and the second connection portion 23 are located at opposite ends of the mounting plate 20. The first connection portion 21 is connected to the first boss 121, and the second connection portion 23 is connected to the second boss 131.

In this embodiment, the first connecting portion 21 is provided with a first slot 211 engaged with the first boss 121. The first connection portion 21 is connected to the first boss 121 through the first slot 211. The first groove 211 may be an L-shaped groove or a U-shaped groove.

The second connecting portion 23 is provided with a second slot 231 engaged with the second boss 131. The second connection portion 23 is connected to the second boss 131 through the second slot 231. The second slot 231 may be an L-shaped slot or a U-shaped slot. In this embodiment, the opening direction of the first slot 211 and the opening direction of the second slot 231 are away from each other. It is understood that the second slot 231 and the first slot 211 may be both L-shaped slots or U-shaped slots; or one of the two is an L-shaped groove, and the other is a U-shaped groove.

In this embodiment, when the mounting plate 20 is mounted on the support frame 10, the first slot 211 is aligned with the first boss 121 and the second slot 231 is aligned with the second boss 131, and then the mounting plate 20 is slid into the support frame 10 along the extension direction of the boss by the cooperation of the slot wall of the slot and the table surface of the boss, and is fixed after being slid into place, so that the mounting alignment of the mounting plate 20 can be facilitated by the cooperation of the slot and the boss, and simultaneously, the mounting operation difficulty is reduced.

The space bearing device 100 may further include a first damping plate 31 and a second damping plate 33.

The first damping plate 31 is mounted on the first boss 121. The shape of the first vibration damping plate 31 is adapted to the groove wall of the first slot 211 and is located between the inner surface of the first slot 211 and the first boss 121, so that the structural stability of the space platform is prevented from being influenced by vibration transmission caused by direct contact between the first boss 121 and the first slot 211. Specifically, when the first open slot 211 is an L-shaped slot, the first vibration damping sheet 31 is located between the side slot wall and the bottom slot wall of the first open slot 211 and the top surface and the side surface of the first boss 121; when the first open slot 211 is a U-shaped slot, the first vibration damping sheet 31 is located between the side slot wall and the bottom slot wall of the first open slot 211 and the top surface, the side surface and the bottom surface of the first boss 121. The first damping plate 31 is made of an elastic material (e.g., a rubber material, a metal rubber composite material, etc.).

The second damping plate 33 is mounted on the second boss 131. The shape of the second vibration damping sheet 33 is adapted to the groove wall of the second slot 231 and is located between the inner surface of the second slot 231 and the second boss 131, so that the structural stability of the space platform is prevented from being affected by vibration transmission caused by direct contact between the second boss 131 and the second slot 231. Specifically, when the second open groove 231 is an L-shaped groove, the second vibration damping sheet 33 is located between the side groove wall and the bottom groove wall of the second open groove 231 and the top surface and the side surface of the second boss 131; when the second slot 231 is a U-shaped slot, the second vibration damping sheet 33 is located between the side slot wall and the bottom slot wall of the second slot 231 and the top surface, the side surface and the bottom surface of the second protrusion 131. The second damping plate 33 is made of an elastic material (e.g., a rubber material, a metal rubber composite material, etc.).

According to the space bearing device 100 provided by the embodiment of the application, the vibration reduction sheet is arranged between the boss and the inner surface of the slot, so that the influence of vibration on the structural stability of the space platform in the assembling, transporting and carrying processes can be reduced; accordingly, the impact resistance of the space bearing apparatus 100 can also be enhanced.

The space bearing device 100 may further include a first position-limiting sleeve 41 and a second position-limiting sleeve 43.

The shape of the first stopper 41 is adapted to the shape of the first damping plate 31. The first limiting sleeve 41 is sleeved on the first vibration damping sheet 31 and is located between the inner surface of the first open slot 211 and the first vibration damping sheet 31. The first stopper 41 is used to fix the first damping plate 31 to the first boss 121, and prevent the first damping plate 31 from falling off from the first boss 121.

The shape of the second position-limiting sleeve 43 is adapted to the shape of the second damping plate 33. The second position-limiting sleeve 43 is sleeved on the second vibration-damping sheet 33 and is located between the inner surface of the second slot 231 and the second vibration-damping sheet 33. The second stop collar is used for fixing the second damping piece 33 on the second boss 131, and preventing the second damping piece 33 from falling off from the second boss 131.

The space bearing 100 may further include a plurality of first fixtures 51 and a plurality of second fixtures 53. Each of the first fixing pieces 51 is connected to the first connection portion 21 and the first boss 121, respectively, for fixing the first connection portion 21 on the first boss 121. Each of the second fixing pieces 53 is connected to the second connection portion 23 and the second boss 131, respectively, for fixing the second connection portion 23 on the second boss 131.

In this embodiment, the bottom of the first slot 211 is provided with a first through hole 2111. The first boss 121 defines a first fixing hole 1211 corresponding to the first through hole 2111. The first fixing member 51 passes through the first through hole 2111 to be connected to the first fixing hole 1211. The bottom of the second slot 231 is provided with a second through hole (not shown). The second boss 131 is provided with a second fixing hole (not shown) corresponding to the second through hole, and the second fixing member 53 passes through the second through hole and is connected with the second fixing hole. In this embodiment, the first through holes 2111 are located at two opposite ends of the first connecting portion 21, and the second through holes are located at two opposite ends of the second connecting portion 23, so that the mounting plate 20 is more stably fixed on the supporting frame 10 by the fixing members, the cooperation between the through holes and the fixing holes. It can be understood that the positions of the first through hole 2111 and the second through hole can also be adjusted accordingly according to the position of the board card carried by the mounting plate 20, which is not limited in this application.

It can be understood that, when the space bearing apparatus 100 includes the first vibration damping plate 31, the second vibration damping plate 33, the first position-limiting sleeve 41 and the second position-limiting sleeve 43, the first vibration damping plate 31 and the first position-limiting sleeve 41 respectively have a first through hole 311 and a second through hole 411 corresponding to the first through hole 2111, the first fixing member 51 sequentially passes through the first through hole 2111, the second through hole 411 and the first through hole 311 are connected to the first fixing hole 1211, the second vibration damping plate 33 and the second position-limiting sleeve 43 respectively have a third through hole (not shown) and a fourth through hole (not shown) corresponding to the second through hole, the second fixing member 53 sequentially passes through the second through hole, and the fourth through hole and the third through hole are connected to the second fixing hole.

In this embodiment, the first fixing member 51 and the second fixing member 53 may be screws. The space bearing 100 may also include a plurality of washers 60. The gasket 60 may be made of an elastic material such as a rubber material or a metal rubber composite material. Each washer 60 is fitted over the shank of the screw between the nut of the screw and the first connecting portion 21 and between the nut of the screw and the second connecting portion 23. By providing the washer 60 between the nut of the screw and the connecting portion, the transmission of vibrations between the screw and the connecting portion can be reduced, further enhancing the shock resistance of the space platform.

In this embodiment, the space bearing device 100 further includes a plurality of T-shaped position limiting sleeves 70. Each T-shaped stop collar 70 is fitted over the shank of the screw. The washer 60 is sleeved on the connecting rod of the T-shaped limiting sleeve 70. The T-shaped stop collar 70 is located between the fasteners (51 and 53) and the washer 60. In this embodiment, the T-shaped position-limiting sleeve 70 can enhance the connection tightness between the screw and the mounting plate 20, and prevent the screw from loosening to affect the structural stability of the bearing device 100; on the other hand, the problem that the washer 60 is displaced due to the fact that the aperture of the washer 60 is larger than the diameter of the screw rod can be avoided; on the other hand, the connecting rod of the T-shaped limiting sleeve 70 extends into the through holes of the corresponding fixing holes formed in the limiting sleeves (41 and 43), so that the limiting sleeve can be prevented from shifting, and the vibration reduction sheet fixed by the limiting sleeve can be prevented from shifting; on the other hand, the washer 60 is prevented from directly contacting the fixing member, and vibration is transmitted between the washer and the fixing member.

In this embodiment, the mounting plate 20 further includes a bearing portion 22 located between the first connection portion 21 and the second connection portion 23. The carrier part 22 includes a first groove 221 for carrying the board.

Because braced frame's first curb plate and second curb plate all are provided with the boss towards one side of inner chamber in this application, can play the effect of counterpointing when the installation panel on the one hand, on the other hand because the mounting panel can erect earlier on the boss, fixes again, makes things convenient for installer to operate, reduces the mounting panel installation degree of difficulty.

It can be understood that, in order to avoid the problem that the structural stability is affected by the vibration transmission between the side plate and the mounting plate caused by the contact between the connecting portion of the mounting plate 20 and the inner wall of the side plate, a gap is formed between the connecting portion of the mounting plate 20 and the inner wall of the side plate.

It can be understood that for avoiding the inner wall contact of stop collar and curb plate to cause between curb plate and the mounting panel through the stop collar realization vibration transmission, influence structural stability's problem, the stop collar is close to and is formed with the clearance between the tip of curb plate inner wall and the inner wall of curb plate.

The embodiment of the present application further provides a space platform, which includes the space bearing device 100 and a plurality of boards. The card is mounted in the first groove 221 of the carrier 22.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A space bearing device, comprising:

the supporting frame is internally provided with an inner cavity for mounting a plurality of board cards;

the supporting frame comprises a first side plate and a second side plate which are parallel and opposite to each other, a first boss is arranged on one side, facing the inner cavity, of the first side plate, and a second boss is arranged on one side, facing the inner cavity, of the second side plate, wherein the first boss and the second boss are arranged in an aligned mode;

and the mounting plate is erected on the first boss and the second boss.

2. The space bearing device of claim 1 wherein the mounting plate includes first and second oppositely disposed attachment portions;

the first connecting portion and the second connecting portion are respectively provided with a first opening groove matched with the first boss and a second opening groove matched with the second boss, the first connecting portion is connected with the first boss through the first opening groove, and the second connecting portion is connected with the second boss through the second opening groove.

3. The space bearing device according to claim 2, wherein the first slot and the second slot are both L-shaped slots or U-shaped slots, and the opening direction of the first slot and the opening direction of the second slot are opposite to each other.

4. The space bearing device of claim 3 further comprising a first damping plate mounted on the first boss and a second damping plate mounted on the second boss; the first damping plate is located between the inner surface of the first slot and the first boss, and the second damping plate is located between the inner surface of the second slot and the second boss.

5. The space bearing device according to claim 4, further comprising a first stop collar and a second stop collar, wherein the first stop collar is sleeved on the first damping plate and located between the inner surface of the first slot and the first damping plate, and the first stop collar is used for fixing the first damping plate on the first boss; the second limiting sleeve is sleeved on the second vibration reduction sheet and located between the inner surface of the second groove and the second vibration reduction sheet, and the second limiting sleeve is used for fixing the second vibration reduction sheet on the second boss.

6. The space bearing device according to any one of claims 2 to 5 further comprising a plurality of first fixing members and a plurality of second fixing members, each of the first fixing members being connected to the first connecting portion and the first boss, respectively, for fixing the first connecting portion to the first boss, and each of the second fixing members being connected to the second connecting portion and the second boss, respectively, for fixing the second connecting portion to the second boss.

7. The space bearing device according to claim 6, wherein the first slot has a first through hole at the bottom, the first boss has a first fixing hole corresponding to the first through hole, the first fixing member passes through the first through hole and is connected to the first fixing hole, the second slot has a second through hole at the bottom, the second boss has a second fixing hole corresponding to the second through hole, and the second fixing member passes through the second through hole and is connected to the second fixing hole.

8. The space bearing device according to claim 6, wherein the first and second fixed members are screws, and the bearing device further comprises a plurality of washers, each washer being fitted over the shaft of the screw and being located between the nut of the screw and the first connecting portion and between the nut of the screw and the second connecting portion.

9. The space bearing device according to claim 8, wherein the bearing device further comprises a plurality of T-shaped position limiting sleeves, each T-shaped position limiting sleeve is sleeved on the screw rod of the screw, the washer is sleeved on the connecting rod of the T-shaped position limiting sleeve, and the T-shaped position limiting sleeves are located between the fixing member and the washer.

10. The space carrier of claim 2, wherein the mounting plate further comprises a carrier portion between the first and second connection portions, the carrier portion including a first groove, the first groove carrying the card.

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