High-efficiency separator for satellite

Abstract

The application discloses a high-efficiency separator for satellites, which comprises a fixed base, a separation connecting piece, a signal collector, a trigger switch and a separation control piece are arranged on the fixed base, the separation connecting piece can be connected with and separated from a satellite fixed platform, a separation compression spring is connected to the separation connecting piece, when the separation connecting piece is connected with the satellite fixed platform, the satellite fixed platform compresses the separation compression spring, the separation control piece can make the separation connecting piece break the connection with the satellite fixed platform, the separation connecting piece can make the trigger switch work, the trigger switch can feed back signals to the signal collector, and the signal collector can feed back information to a ground control system. The device can realize quick response of satellite separation and improve separation efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of spacecraft launch technology, in particular to a high-efficiency separator for satellites. BACKGROUND

[0002] In the aerospace launch task, the separation of satellites and launch vehicles is a key link to ensure the successful orbit of satellites. The traditional separator often has problems such as large volume, heavy weight, poor adaptability to extreme environment, slow separation speed, etc. These problems not only increase the launch cost, but also may affect the success rate of satellite launch. Therefore, it is of great significance to develop a satellite separator with small volume, light weight, high stability, wide temperature range environment and fast response. SUMMARY

[0003] In view of the defects in the prior art, the present application provides a high-efficiency separator for satellites, which can realize fast response of satellite separation and improve separation efficiency.

[0004] A high-efficiency separator for satellites, comprising a fixed base, a separation connector, a signal collector, a trigger switch and a separation control component are arranged on the fixed base, the separation connector can be connected and separated with a satellite fixed platform, a separation compression spring is connected to the separation connector, when the separation connector is connected with the satellite fixed platform, the satellite fixed platform compresses the separation compression spring, the separation control component can promote the separation connector to disconnect with the satellite fixed platform, the separation connector can promote the trigger switch to work, the trigger switch can feed back signals to the signal collector, and the signal collector can feed back information to a ground control system.

[0005] Preferably, the separation connector comprises a fixed block, a base plate, a mounting cylinder and a moving rod, the fixed block is installed on the fixed base, the moving rod is in sliding connection with the fixed block, a first groove is formed in the moving rod,

[0006] The separation compression spring is arranged on the base plate, the mounting cylinder is fixed on the base plate, a movable column is arranged in the mounting cylinder, a first spring is connected between the movable column and the top wall of the mounting cylinder, an annular groove is formed in the movable column, a through hole is formed in the side wall of the mounting cylinder, and a clamping bead is arranged in the mounting cylinder,

[0007] When the bottom wall of the movable column is in contact with the top wall of the moving rod, the clamping bead is in contact with the side wall of the movable column, the clamping bead partially protrudes out of the through hole and is connected with the satellite fixed platform, the moving rod is moved backward, when the bottom end of the movable column falls into the first groove, the annular groove descends, and the clamping bead falls back into the annular groove to disconnect with the satellite fixed platform,

[0008] The front end of the moving rod is in contact with the trigger switch, and the moving rod can promote the trigger switch to work when moving, and a second spring is connected between the moving rod and the fixed base.

[0009] Preferably, the first roller is mounted at the bottom end of the movable column.

[0010] Preferably, the separation control member comprises a separation mechanical member and a separation electronic member, the separation mechanical member comprises a fixed plate and a movable column, the separation electronic member comprises a telescopic mechanism and a controller,

[0011] The fixed plate is arranged on a fixed base, the movable column is slidingly arranged on the fixed plate, the movable column is provided with a second slot on the front wall, the telescopic mechanism is arranged on the fixed plate, a third spring is connected between the right end of the movable column and the fixed base, and the controller can receive control signals of a ground control system and control the telescopic mechanism to work.

[0012] When the movement axis of the telescopic mechanism is extended to contact the left end of the movable column, the rear end of the movement rod contacts the front wall of the movable column, the bottom wall of the movable column contacts the top wall of the movement rod, the movement axis of the telescopic mechanism is retracted, the movable column can move to the left side by the elastic restoring force of the third spring, the second slot moves to the left side, and the rear end of the movement rod moves backward into the second slot by the elastic restoring force of the second spring.

[0013] Preferably, the second roller is mounted at the rear end of the movement rod.

[0014] Preferably, the trigger switch comprises a switch body, the switch body is electrically connected with a signal collector, a contact piece is hingedly connected to the switch body, a return member is connected between the contact piece and the switch body, the switch body is provided with a pressure sensor, and the bottom wall of the movable column contacts the top wall of the movement rod when the front end of the movement rod abuts against the contact piece and contacts the pressure sensor.

[0015] Preferably, the four separation connecting members are divided into two separation connecting member groups, the two separation connecting member groups are distributed along the left-right direction, and each separation connecting member group comprises two separation connecting members distributed along the front-rear direction.

[0016] In each separation connecting member group, the movement rods of the two separation connecting members are connected by a front-rear connecting rod.

[0017] The trigger switch is arranged on the front side of each separation connecting member group.

[0018] The separation control member is arranged on the rear side of the left separation connecting member group, and the rear end of the movement rod of the rear separation connecting member in the left separation connecting member group contacts the front wall of the movable column of the separation control member.

[0019] The separation mechanical member is arranged on the rear side of the right separation connecting member group, and the rear end of the movement rod of the rear separation connecting member in the right separation connecting member group contacts the front wall of the movable column in the separation mechanical member.

[0020] Two moving columns are connected through left and right connecting rods.

[0021] Preferably, the fixed base is provided with a first fixed block, and two ends of the second spring are connected with the first fixed block and the moving rod respectively.

[0022] Preferably, the fixed base is provided with a second fixed block, and two ends of the third spring are connected with the second fixed block and the moving column respectively.

[0023] Preferably, the mounting cylinder is provided with a plurality of through holes, the plurality of through holes are distributed in the circumferential direction of the mounting cylinder, and a plurality of clamping beads are arranged in the mounting cylinder, and the clamping beads correspond one-to-one to the mounting cylinder.

[0024] The beneficial effects of the present application are reflected in that the technical solution optimizes the structural design, reduces the volume and weight of the separator, reduces the launch cost, and ensures stable operation and safe separation in complex environmental conditions through precise mechanical structure and high-strength materials. The material is selected from special materials, which improves the adaptability of the separator to extreme temperature environment. Through the unique mechanical linkage and spring ejection mechanism, the rapid response to the separation signal is realized, and the efficient and stable separation of the satellite is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, various elements or parts are not necessarily drawn according to the actual scale.

[0026] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 It is a schematic diagram of the explosion structure of the present application;

[0028] Figure 3 It is a schematic diagram of the overall structure of the left front side of the separation connecting piece and the separation control piece in the present application;

[0029] Figure 4 It is a schematic diagram of the left rear side of the separation connecting piece and the separation control piece in the present application;

[0030] Figure 5 It is a schematic diagram of the overall structure of the trigger switch in the present application.

[0031] In the drawings, 1 is a fixed base, 2 is a separation connecting piece, 3 is a signal collector, 4 is a separation compression spring, 5 is a trigger switch, 6 is a separation control piece, 7 is a front and rear connecting rod, 8 is a left and right connecting rod, 9 is a first fixed block, and 10 is a second fixed block.

[0032] 201-Fixing block, 202-Base plate, 203-Mounting cylinder, 204-Moving column, 205-Annular groove, 206-First spring, 207-Moving rod, 208-Clamping ball, 209-Through hole, 210-First groove body, 211-First roller, 212-Second spring, 213-Second roller;

[0033] 501 - Switch body, 502 - Contact piece;

[0034] 601-Fixed plate, 602-Moving column, 603-Telescopic mechanism, 604-Second groove, 605-Third spring. Detailed Implementation

[0035] The embodiments of the technical solution of the present invention will now be described in detail with reference to the accompanying drawings. These embodiments are merely illustrative of the technical solution of the present invention and are therefore intended to limit the scope of protection of the present invention.

[0036] It should be noted that, unless otherwise stated, the technical or scientific terms used in this application should have the ordinary meaning as understood by one of ordinary skill in the art to which this invention pertains.

[0037] Example 1

[0038] like Figures 1-5 As shown, this embodiment provides a high-efficiency satellite separator, including a fixed base 1. The fixed base 1 is equipped with a separation connector 2, a signal acquisition unit 3, a trigger switch 5, and a separation control unit 6. The separation connector 2 can be connected to and separated from the satellite fixed platform. A separation compression spring 4 is connected to the separation connector 2. When the separation connector 2 is connected to the satellite fixed platform, the satellite fixed platform compresses the separation compression spring 4. The separation control unit 6 can cause the separation connector 2 to disengage from the satellite fixed platform. The separation connector 2 can cause the trigger switch 5 to operate. The trigger switch 5 can feed back a signal to the signal acquisition unit 3. The signal acquisition unit 3 can feed back information to the ground control system.

[0039] In this embodiment, a separation connector 2, a signal collector 3, a trigger switch 5, and a separation control unit 6 are installed on the fixed base 1. Initially, the separation connector 2 is connected to the satellite fixed platform. When the separation control unit 6 receives a separation signal from the ground control system, it causes the separation connector 2 to disconnect from the satellite fixed platform. The separation connector 2 then activates the trigger switch 5, which feeds back a signal to the signal collector 3. The signal collector 3 then feeds back the information to the ground control system, allowing personnel to obtain satellite separation information. Through the cooperation of these components, this device can achieve rapid response for satellite separation and improve separation efficiency.

[0040] The separation connector 2 in the embodiment comprises a fixed block 201, a base plate 202, a mounting cylinder 203 and a moving rod 207, the fixed block 201 is mounted on the fixed base 1, the moving rod 207 is in sliding connection with the fixed block 201, a first groove 210 is formed on the moving rod 207,

[0041] The separation compression spring 4 is arranged on the base plate 202, the mounting cylinder 203 is fixed on the base plate 202, a movable column 204 is arranged in the mounting cylinder 203, the first spring 206 is connected between the movable column 204 and the top wall in the mounting cylinder 203, the annular groove 205 is formed on the movable column 204, the through hole 209 is formed on the side wall of the mounting cylinder 203, the clamping bead 208 is arranged in the mounting cylinder 203,

[0042] When the bottom wall of the movable column 204 is in contact with the top wall of the moving rod 207, the clamping bead 208 is in contact with the side wall of the movable column 204, the clamping bead 208 partially protrudes out of the through hole 209 and is connected with the satellite fixed platform, when the bottom end of the movable column 204 falls into the first groove 210 when the moving rod 207 moves backward, the annular groove 205 descends, and the clamping bead 208 falls into the annular groove 205 to release the connection with the satellite fixed platform,

[0043] The front end of the moving rod 207 is in contact with the trigger switch 5, the moving rod 207 can drive the trigger switch 5 to work when the moving rod 207 moves, and the second spring 212 is connected between the moving rod 207 and the fixed base 1.

[0044] The bottom end of the movable column 204 in the embodiment is provided with the first roller 211.

[0045] The separation control member 6 in the embodiment comprises a separation mechanical member and a separation electronic member, the separation mechanical member comprises a fixed plate 601 and a moving column 602, the separation electronic member comprises a telescopic mechanism 603 and a controller,

[0046] The fixed plate 601 is arranged on the fixed base 1, the moving column 602 is arranged in sliding mode on the fixed plate 601, the second groove 604 is formed on the front wall of the moving column 602, the telescopic mechanism 603 is arranged on the fixed plate 601, the third spring 605 is connected between the right end of the moving column 602 and the fixed base 1, the controller can receive the control signal of the ground control system and control the telescopic mechanism 603 to work,

[0047] When the movement shaft of the telescopic mechanism 603 extends and contacts the left end of the movement column 602, the rear end of the movement rod 207 contacts the front wall of the movement column 602, the bottom wall of the movable column 204 contacts the top wall of the movement rod 207, the movement shaft of the telescopic mechanism 603 is retracted, the movement column 602 can move to the left side by the elastic restoring force of the third spring 605, the second slot body 604 moves to the left side, and the rear end of the movement rod 207 moves backward into the second slot body 604 by the elastic restoring force of the second spring 212.

[0048] In the embodiment, the rear end of the movement rod 207 is provided with the second roller 213.

[0049] In the embodiment, the trigger switch 5 comprises a switch body 501 which is electrically connected with the signal collector 3, the switch body 501 is hingedly connected with a contact piece 502, the contact piece 502 is connected with the switch body 501 through a return member, the switch body 501 is provided with a pressure sensor, when the front end of the movement rod 207 abuts against the contact piece 502 and contacts the pressure sensor, the bottom wall of the movable column 204 contacts the top wall of the movement rod 207.

[0050] The specific working principle is as follows: the fixed base 1 is installed at a predetermined position of a carrier rocket, the satellite is fixed on the satellite fixing platform, and the connection is ensured to be stable. The satellite fixing platform is provided with a clamping groove matched with the clamping bead 208.

[0051] In the initial state, the movement shaft of the telescopic mechanism 603 extends and contacts the left end of the movement column 602, the rear end of the movement rod 207 contacts the front wall of the movement column 602, the bottom wall of the movable column 204 contacts the top wall of the movement rod 207, the front end of the movement rod 207 abuts against the contact piece 502 and contacts the pressure sensor, at this time, the clamping bead 208 partially protrudes from the through hole 209 and enters the clamping groove of the satellite fixing platform, so that the connection between the carrier rocket and the satellite is realized.

[0052] When the carrier rocket reaches the predetermined separation height, the ground control system sends a separation signal to the controller, the controller controls the movement shaft of the telescopic mechanism 603 to retract, and the movement column 602 can move to the left side by using the elastic restoring force of the third spring 605, driving the second groove body 604 to move to the left side. At this time, the second groove body 604 corresponds to the movement rod 207, and the movement rod 207 moves backward into the second groove body 604 by using the elastic restoring force of the second spring 212. When the second groove body 604 corresponds to the movable column 204, the bottom end of the movable column 204 drops into the first groove body 210 by using the elastic restoring force of the first spring 206. At this time, the clamping bead 208 corresponds to the annular groove 205, and the clamping bead 208 falls into the annular groove 205. The clamping bead 208 is separated from the clamping groove on the satellite fixing platform, and the satellite fixing platform is separated from the carrier rocket by using the elastic restoring force of the separation compression spring 4. At the same time, the movement rod 207 is separated from the contact piece 502, the contact piece 502 is reset and separated from the pressure sensor, the switch body 501 sends a signal to the signal collector 3, and the signal collector 3 feeds back the separation information to the ground control system. The staff knows the satellite separation information.

[0053] In the embodiment, the structure is optimized, the volume and weight of the separator are reduced, the launch cost is reduced, the precise mechanical structure is adopted, the high-strength material is used, the stable work and safe separation under complex environmental conditions are ensured, the special material is selected, the adaptability of the separator to extreme temperature environment is improved, the rapid response to the separation signal is realized through the unique mechanical linkage and spring ejection mechanism, and the efficient and stable separation of the satellite is ensured.

[0054] In the embodiment, the first roller 211 and the second roller 213 are arranged to reduce the frictional force in the movement process of the movement column 602 and the movement rod 207.

[0055] In the embodiment, the positions of the second spring 212 and the third spring 605 can be installed according to actual requirements, as long as the elastic restoring force requirement is met.

[0056] In the embodiment, the telescopic mechanism 603 can be a pneumatic cylinder, an oil cylinder or the like, and the reset member can be a torsion spring or the like.

[0057] Embodiment 2

[0058] The embodiment is further described on the basis of the embodiment 1. In the embodiment, the four separation connectors 2 are arranged into two separation connector groups, the two separation connector groups are distributed along the left-right direction, each separation connector group includes two separation connectors 2 distributed along the front-rear direction,

[0059] In each separation connector group, the movement rods 207 of the two separation connectors 2 are connected through the front-rear connecting rods 7,

[0060] The trigger switch 5 is arranged in two, and the two trigger switches 5 are respectively arranged at the front side of the two separated connector groups,

[0061] The separation control member 6 is arranged at the rear side of the left separated connector group, and the rear end of the movement rod 207 of the rear separated connector 2 is in contact with the front wall of the movement column 602 of the separation control member 6 in the left separated connector group,

[0062] The right separated connector group is provided with a separation mechanical member at the rear side, and the rear end of the movement rod 207 of the rear separated connector 2 is in contact with the front wall of the movement column 602 in the separation mechanical member in the right separated connector group,

[0063] The two movement columns 602 are connected through the left-right connecting rod 8.

[0064] Specifically, the front ends of the movement rods 207 of the two separated connectors 2 at the front side are respectively in contact with the contact sheets 502 in the two trigger switches 5 and the pressure sensor.

[0065] In the embodiment, four separated connectors 2 are arranged, the four separated connectors 2 are connected through the two front-rear connecting rods 7 and the left-right connecting rod 8, the four separated connectors 2 are simultaneously connected with the satellite fixed platform, and the stability of the connection between the satellite fixed platform and the separator is improved. When the telescopic mechanism 603 is telescoped, the left-right connecting rod 8 moves to the left, the front-rear connecting rod 7 moves to the rear, and only one action of the telescopic mechanism 603 is needed to realize the simultaneous back-falling of the clamping beads 208 in the four separated connectors 2, which can realize the stability of the connection of the satellite fixed platform and the quick response in the separation, and realize the efficient and stable separation.

[0066] In the embodiment, the first fixed block 9 is arranged on the fixed base 1, and the two ends of the second spring 212 are respectively connected with the first fixed block 9 and the movement rod 207.

[0067] In the embodiment, the second fixed block 10 is arranged on the fixed base 1, and the two ends of the third spring 605 are respectively connected with the second fixed block 10 and the movement column 602.

[0068] In the embodiment, a plurality of through holes 209 are arranged on the mounting cylinder 203, the plurality of through holes 209 are distributed along the circumference of the mounting cylinder 203, a plurality of clamping beads 208 are arranged in the mounting cylinder 203, and the clamping beads 208 correspond to the mounting cylinder 203 one by one.

[0069] In the embodiment, the first fixing block 9 and the second fixing block 10 are arranged for mounting the second spring 212 and the third spring 605. The positions of the second spring 212 and the third spring 605 in the embodiment can be mounted according to actual requirements, as long as the elastic restoring force requirement is met. After the four separate connecting pieces 2 are arranged, other springs can also be arranged to make the whole work have stronger elastic restoring force.

[0070] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the description of the present application.

Claims

1. A high efficiency separator for satellites, characterized by, The utility model relates to a satellite separation device, including fixed base (1), be provided with separation connecting piece (2), signal collector (3), trigger switch (5) and separation control part (6) on fixed base (1), separation connecting piece (2) can be connected with satellite fixed platform and separate, separation compression spring (4) is connected on separation connecting piece (2), when separation connecting piece (2) is connected with satellite fixed platform, satellite fixed platform compresses separation compression spring (4), separation control part (6) can make separation connecting piece (2) unfasten the connection with satellite fixed platform, separation connecting piece (2) can make trigger switch (5) work, trigger switch (5) can feed back signal to signal collector (3), signal collector (3) can feed back information to ground control system, The separation connecting piece (2) includes fixed block (201), base plate (202), installation cylinder (203) and movement rod (207), the fixed block (201) is installed on the fixed base (1), the movement rod (207) is slidably connected with the fixed block (201), a first groove (210) is formed in the movement rod (207), The separation compression spring (4) is arranged on the base plate (202), the installation cylinder (203) is fixed on the base plate (202), a movable column (204) is arranged in the installation cylinder (203), a first spring (206) is connected between the movable column (204) and the top wall of the installation cylinder (203), an annular groove (205) is formed in the movable column (204), a through hole (209) is formed in the side wall of the installation cylinder (203), and a clamping bead (208) is arranged in the installation cylinder (203), When the bottom wall of the movable column (204) is in contact with the top wall of the movement rod (207), the clamping bead (208) is in contact with the side wall of the movable column (204), the clamping bead (208) partially protrudes out of the through hole (209) and is connected with the satellite fixed platform, when the movement rod (207) is moved backward and the bottom end of the movable column (204) falls into the first groove (210), the annular groove (205) is lowered, and the clamping bead (208) falls back into the annular groove (205) to unfasten the connection with the satellite fixed platform, The front end of the movement rod (207) is in contact with the trigger switch (5), and the movement rod (207) can make the trigger switch (5) work when the movement rod (207) moves, and a second spring (212) is connected between the movement rod (207) and the fixed base (1); The separation control part (6) includes a separation mechanical part and a separation electronic part, the separation mechanical part includes a fixed plate (601) and a movement column (602), and the separation electronic part includes a telescopic mechanism (603) and a controller, The fixed plate (601) is arranged on the fixed base (1), the movement column (602) is slidably arranged on the fixed plate (601), a second groove (604) is formed in the front wall of the movement column (602), the telescopic mechanism (603) is arranged on the fixed plate (601), a third spring (605) is connected between the right end of the movement column (602) and the fixed base (1), and the controller can receive control signals of the ground control system and control the telescopic mechanism (603) to work, When the movement shaft of the telescopic mechanism (603) is extended to contact the left end of the movement column (602), the rear end of the movement rod (207) contacts the front wall of the movement column (602), the bottom wall of the movable column (204) contacts the top wall of the movement rod (207), the movement shaft of the telescopic mechanism (603) is retracted, the movement column (602) can move to the left side by the elastic restoring force of the third spring (605), the second slot body (604) moves to the left side, and the rear end of the movement rod (207) moves backward into the second slot body (604) by the elastic restoring force of the second spring (212).

2. A high efficiency separator for satellites according to claim 1, characterized in that, The bottom end of the movable column (204) is provided with the first roller (211).

3. The high efficiency separator for satellites according to claim 1, characterized in that, The rear end of the movement rod (207) is provided with the second roller (213).

4. The high efficiency separator for satellites according to claim 1, characterized in that, The trigger switch (5) comprises a switch body (501) which is electrically connected with the signal collector (3), a contact piece (502) is hinged to the switch body (501), a return member is connected between the contact piece (502) and the switch body (501), the switch body (501) is provided with a pressure sensor, when the front end of the movement rod (207) abuts against the contact piece (502) and contacts the pressure sensor, the bottom wall of the movable column (204) contacts the top wall of the movement rod (207).

5. The high efficiency separator for satellites according to claim 1, characterized in that, The four separation connecting pieces (2) are divided into two separation connecting piece groups, the two separation connecting piece groups are distributed along the left-right direction, each separation connecting piece group comprises two separation connecting pieces (2) which are distributed along the front-rear direction, In each separation connecting piece group, the movement rods (207) of the two separation connecting pieces (2) are connected through the front-rear connecting rod (7), The two trigger switches (5) are respectively located on the front sides of the two separation connecting piece groups, The separation control piece (6) is arranged on the rear side of the left separation connecting piece group, the rear end of the movement rod (207) of the rear separation connecting piece (2) in the left separation connecting piece group contacts the front wall of the movement column (602) of the separation control piece (6), The right separation connecting piece group is provided with a separation mechanical piece, the rear end of the movement rod (207) of the rear separation connecting piece (2) in the right separation connecting piece group contacts the front wall of the movement column (602) in the separation mechanical piece, The two movement columns (602) are connected through the left-right connecting rod (8).

6. A high efficiency separator for satellites as claimed in claim 1, wherein, The first fixed block (9) is arranged on the fixed base (1), and the second spring (212) is connected with the first fixed block (9) and the movement rod (207) at both ends.

7. The high efficiency separator for satellites according to claim 1, characterized in that, The second fixed block (10) is arranged on the fixed base (1), and the third spring (605) is connected with the second fixed block (10) and the movement column (602) at both ends.

8. The high efficiency separator for satellites according to claim 1, characterized in that, A plurality of through holes (209) are arranged on the mounting cylinder (203), the plurality of through holes (209) are distributed along the circumference of the mounting cylinder (203), a plurality of clamping beads (208) are arranged in the mounting cylinder (203), and the clamping beads (208) correspond to the mounting cylinder (203) one by one.

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