CN210686634U

CN210686634U - But cube star battery array is with auto-lock hinge

Info

Publication number: CN210686634U
Application number: CN201921327026.1U
Authority: CN
Inventors: 张翔; 周晗琼; 刘磊
Original assignee: Nanjing University of Science and Technology
Current assignee: Nanjing University of Science and Technology
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-06-05
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a but cube star battery battle array is with auto-lock hinge, including the activity page or leaf, the stopper, big torsional spring, the major axis, little torsional spring, minor axis and solid fixed page or leaf, activity page or leaf and cube star's inboard expansion battle fixed connection, gu fixed page or leaf and cube star's body dress battle fixed connection, the terminal surface of the one end of stopper is an inclined plane, the middle part of minor axis is located to little torsional spring cover, the middle part of activity page or leaf has a recess, the upper and lower inner groove face of recess is the inclined plane, the middle part of major axis is located to big torsional spring cover, stopper is on gu the fixed page or leaf by activity page or leaf pressfitting under hinge lock state, thereby activity page or leaf can rotate to be 90 states with gu the fixed page or leaf around the major axis under the expansion state, thereby the stopper can lean on the last inner groove face that leans on in the recess and lock activity page or leaf and gu the. The utility model discloses structural design is simple, the operation is reliable and stable, can make inboard expansion battle array for the body dress battle array lock in expansion state steadily.

Description

But cube star battery array is with auto-lock hinge

Technical Field

The utility model relates to a cube star technical field, concretely relates to but cube star battery array is with auto-lock hinge.

Background

The solar cell array arrangement on the existing cube satellite is mostly designed as a body-mounted cell array or the combination of the body mounting and a single-chip deployable cell array, and with the rapid development of the cube satellite technology, the load power carried on the cube satellite is also larger and larger, and the solar cell array with small area is difficult to meet the energy requirement. In order to solve the problem of insufficient electricity of the cubesat, an effective method is to design an expandable solar cell array for the cubesat. The difficulty in implementing the deployable cell array lies in the design of the hinge used for deploying the solar cell array. The existing hinge design for the cube-star unfolding solar cell array is a foldable cube-star unfolding solar cell array system designed by Fabio Santoni and the like at the university of Roman of Italy, and the design has the following defects: (1) self-locking after unfolding cannot be realized, and the battery array can be closed again to lose efficacy due to external force; (2) the size is large, so that the space between the expansion array and the body mounting plate is large, the cubic star can be blocked in a separating mechanism, and the launching fails; (3) the weight is large, the weight of the load carried by the cube is limited, and the launching cost is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but cube star battery array is with auto-lock hinge.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a cube star battery array is with auto-lock hinge, includes activity page or leaf, stopper, big torsional spring, major axis, little torsional spring, minor axis and stationary blade, activity page or leaf and cube star's inboard expansion matrix fixed connection, stationary blade and cube star's body dress matrix fixed connection, the stationary blade includes left fixed arm and right fixed arm, the front end of left fixed arm and right fixed arm is integrative to be connected, left fixed arm middle part is seted up first short shaft hole, right fixed arm middle part is seted up the second short shaft hole that corresponds with first short shaft hole, left fixed arm rear end is seted up first long shaft hole, right fixed arm rear end is seted up the second long shaft hole that corresponds with first long shaft hole, the one end of stopper is seted up the third short shaft hole, the terminal surface of the other end of stopper is an inclined plane, the minor axis passes first short shaft hole, third short shaft hole and second short shaft hole in proper order, little torsional spring cover is located the middle part of minor axis, the third long shaft hole has been seted up to the bottom of activity page or leaf, the middle part of activity page or leaf has a recess, the upper and lower inner groove face of recess is the inclined plane, the major axis passes first long shaft hole, third long shaft hole and second long shaft hole in proper order, big torsional spring cover is located the middle part of major axis, under hinge lock state the stopper is in by activity page or leaf pressfitting between the left fixed arm and the right fixed arm of stationary blade, under the expansion state the activity page or leaf can center on the major axis is changeed to and is 90 state with the stationary blade, simultaneously the stopper can center on the minor axis is rotatory until the terminal surface inclined plane of the other end of stopper supports to lean on in thereby will move about the page or leaf and stationary blade locking is 90 state with the last inner groove face of recess.

Further, the movable page is fixedly connected with the inner side expansion array of the cube star through bolts.

Further, the fixed page is fixedly connected with the cubic star body assembly matrix through bolts.

Compared with the prior art, the utility model discloses following effect has:

the utility model discloses a to the activity page or leaf, the connection design of stopper and solid fixed page or leaf, make the activity page or leaf can the solid fixed page or leaf rotatory 90 relatively, thereby the stopper also can the solid fixed page or leaf rotatory until the terminal surface inclined plane of the other end of stopper supports and leans on in the last groove face of recess and prevent the activity page or leaf gyration and then realize being activity page or leaf and solid fixed page or leaf locking in the state that is 90, structural design is simple, the structure is light and handy, the operation is reliable and stable, make the inboard locking that the matrix can be stable for the body dress matrix of expansion of cube star expand the expansion state.

Drawings

Fig. 1 is a front view of the self-locking hinge for a cubic star battery array of the present invention in an unfolded state.

Fig. 2 is the reverse view of the self-locking hinge for the cubic satellite battery array of the present invention.

Fig. 3 is a schematic diagram of the locking state of the self-locking hinge for the cubic satellite battery array of the present invention.

Fig. 4 is the state diagram of the self-locking hinge unfolding process for the cubic satellite battery array of the present invention.

Fig. 5 is a schematic structural diagram of an active page.

Fig. 6 is a schematic structural diagram of a limiting block.

Fig. 7 is a schematic structural diagram of a fixed page.

Fig. 8 is a bottom view of a first unfolded form of a cube star windsurfing board with the self-lockable hinge for a cube star battery array according to the present invention.

Fig. 9 is a top view of a first unfolded form of a cube star windsurfing board with the self-lockable hinge for a cube star battery array according to the present invention.

Fig. 10 is a bottom view of a second expanded form of a cube star windsurfing board using the self-lockable hinge for a cube star battery array of the present invention.

Fig. 11 is a top view of a second development of a cube star windsurfing board with the self-lockable hinge for a cube star battery array according to the present invention.

Detailed Description

The following describes the implementation of the present invention in detail with reference to specific embodiments.

As shown in fig. 1-11, a self-locking hinge for a cubic star battery array comprises a movable leaf 1, a limiting block 2, a large torsion spring 3, a long shaft 4, a small torsion spring 5, a short shaft 6 and a fixed leaf 7, wherein the movable leaf 1 is fixedly connected with an inner side unfolding array 8 of a cubic star, the fixed leaf 7 is fixedly connected with a cubic star body assembly array 9, the fixed leaf 7 comprises a left fixed arm 7-1 and a right fixed arm 7-2, the front ends of the left fixed arm 7-1 and the right fixed arm 7-2 are integrally connected, the middle part of the left fixed arm 7-1 is provided with a first short shaft hole 7-3, the middle part of the right fixed arm 7-2 is provided with a second short shaft hole 7-4 corresponding to the first short shaft hole 7-3, the rear end of the left fixed arm 7-1 is provided with a first long shaft hole 7-5, the rear end of the right fixing arm 7-2 is provided with a second long shaft hole 7-6 corresponding to the first long shaft hole 7-5, with reference to fig. 6, one end of the limiting block 2 is provided with a third short shaft hole 2-1, the end face of the other end of the limiting block 2 is an inclined plane, the short shaft 6 sequentially passes through the first short shaft hole 7-3, the third short shaft hole 2-1 and the second short shaft hole 7-4, the small torsion spring 5 is sleeved in the middle of the short shaft 6, with reference to fig. 5, the bottom of the movable leaf 1 is provided with a third long shaft hole 1-1, the middle of the movable leaf 1 is provided with a groove 1-2, the upper and lower inner groove surfaces of the groove 1-2 are inclined planes, the long shaft 4 sequentially passes through the first long shaft hole 7-5, the third long shaft hole 1-1 and the second long shaft hole 7-6, the large torsion spring 3 is sleeved in the middle of the long shaft 4, the limiting block 2 is pressed between the left fixing arm 7-1 and the right fixing arm 7-2 of the fixed leaf 7 by the movable leaf 1 in the hinge locking state in combination with the drawing 3, the movable leaf 1 can rotate around the long shaft 4 to a state of 90 degrees with the fixed leaf 7 in the unfolding state in combination with the

drawings

1 and 4, and meanwhile, the limiting block 2 can rotate around the short shaft 6 until the end face inclined plane at the other end of the limiting block 2 abuts against the upper inner groove surface of the groove 1-2 so as to lock the movable leaf 1 and the fixed leaf 7 in a state of 90 degrees.

Preferably, the movable leaf 1 is fixedly connected with the inner side expansion array 8 of the cube star through bolts, and bolt holes are formed in two sides of the groove 1-2.

Preferably, the fixed page 7 is fixedly connected with the cubic star body-mounted matrix 9 through bolts, and the front parts of the left fixed arm 7-1 and the right fixed arm 7-2 are respectively provided with a bolt hole.

With reference to fig. 3, the stopper 2 is pressed between the left fixing arm 7-1 and the right fixing arm 7-2 of the fixed leaf 7 by the movable leaf 1 in the hinge locking state, for example, the movable leaf can be bound and locked by a cord, and when unlocking is required, the cord is burned out, with reference to fig. 4, the movable leaf 1 can rotate around the long axis 4 to a state of 90 ° with the fixed leaf 7 under the action of the large torsion spring 3, in which state the rear contact surfaces of the fixed leaf 7 and the movable leaf 1 are in contact and abut against, so that the movable leaf 1 is retained at a state of 90 ° and the stopper 2 can rotate around the short axis 6 under the action of the small torsion spring 5 until the end surface inclined surface of the other end of the stopper 2 enters the groove 1-2 and abuts against the upper inner groove surface of the groove 1-2, so that the movable leaf 1 and the fixed leaf 7 are locked at a state of 90 °, in this state, the movable sheet 1 cannot rotate and thus is self-locked.

8-9 show to adopt the utility model discloses but cube star battery battle array is with the first expansion form of cube star sailboard of auto-lock hinge, inboard expansion battle array 8 is located the top of body dress battle array 9, and the solid fixed page or leaf 7 is fixed with the body dress battle array 9 of satellite, and activity page or leaf 1 is fixed with expansion battle array 8, alright so expand to ninety degree contained angle by the zero degree contained angle for the body dress battle array in order to realize the auto-lock, can not be closed again because of external force.

Fig. 10-11 show the second form of expansion of the self-locking hinge for the cubic satellite battery array, the inner expansion array 8 is located at the side of the body assembly array 9, and the expansion array expands from zero degree to ninety degree relative to the body assembly array, and realizes self-locking without re-closing due to external force.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cube star battery array is with auto-lock hinge, its characterized in that includes activity page or leaf (1), stopper (2), big torsional spring (3), major axis (4), little torsional spring (5), minor axis (6) and solid page or leaf (7), activity page or leaf (1) and cube star's inboard expansion array (8) fixed connection, gu fixed page or leaf (7) and cube star's body dress array (9) fixed connection, gu fixed page or leaf (7) include left fixed arm (7-1) and right fixed arm (7-2), the front end of left fixed arm (7-1) and right fixed arm (7-2) is integrative to be connected, first short shaft hole (7-3) has been seted up in the middle part of left fixed arm (7-1), the middle part of right fixed arm (7-2) is seted up second short shaft hole (7-4) that correspond with first short shaft hole (7-3), the rear end of the left fixing arm (7-1) is provided with a first long shaft hole (7-5), the rear end of the right fixing arm (7-2) is provided with a second long shaft hole (7-6) corresponding to the first long shaft hole (7-5), one end of the limiting block (2) is provided with a third short shaft hole (2-1), the end face of the other end of the limiting block (2) is an inclined plane, the short shaft (6) sequentially penetrates through the first short shaft hole (7-3), the third short shaft hole (2-1) and the second short shaft hole (7-4), the small torsion spring (5) is sleeved in the middle of the short shaft (6), the bottom of the movable leaf (1) is provided with the third long shaft hole (1-1), the middle of the movable leaf (1) is provided with a groove (1-2), and the upper and lower inner groove faces of the groove (1-2) are inclined planes, the long shaft (4) sequentially passes through the first long shaft hole (7-5), the third long shaft hole (1-1) and the second long shaft hole (7-6), the middle part of the long shaft (4) is sleeved with the large torsion spring (3), the limiting block (2) is pressed between the left fixed arm (7-1) and the right fixed arm (7-2) of the fixed page (7) by the movable page (1) under the hinge locking state, in the unfolded state, the movable leaf (1) can rotate around the long shaft (4) to a state of 90 degrees with the fixed leaf (7), meanwhile, the limiting block (2) can rotate around the short shaft (6) until the end face inclined plane at the other end of the limiting block (2) abuts against the upper inner groove face of the groove (1-2), so that the movable page (1) and the fixed page (7) are locked in a 90-degree state.

2. The self-locking hinge for the cube star battery array as claimed in claim 1, wherein the movable leaf (1) is fixedly connected with the inner side expansion array (8) of the cube star through a bolt.

3. The self-locking hinge for the cube star battery array as claimed in claim 1, wherein the fixed leaf (7) is fixedly connected with the cube star body assembly array (9) through a bolt.