CN105004876B - The three axle acceleration sensor fixing devices for Spacial Inflatable Deploying Antenna ground test - Google Patents

Abstract

The three axle acceleration sensor fixing devices for Spacial Inflatable Deploying Antenna ground test, belong to space development aerial ground testing equipment field, solve the problem of space development antenna carries out existing during expansion test on ground, it is each provided with the sliding block of two rollers comprising a left and right sides, roller is set close to the upper surface of sliding block, a suspension ring are provided with the downside of sliding block, a connecting plate is additionally provided with the lower surface of sliding block, the rear surface of connecting plate is provided with a rectangle aluminium flake, laterally surround the left surface of connecting plate, preceding surface and right surface set a stiffening piece A Nian Jie with aluminium flake, laterally surround sliding block and a stiffening piece B was set in, longitudinally surround the rear surface of sliding block, upper surface, part before preceding surface and lower surface are located at otic placode sets a stiffening piece C, a longitudinally disposed rectangle stiffening piece D is provided with the downside of aluminium flake, the present invention is used to fix three axle acceleration sensors during the test of space development aerial ground.

Description

The three axle acceleration sensor fixing devices for Spacial Inflatable Deploying Antenna ground test

Technical field

The invention belongs to space development aerial ground testing equipment field, and in particular to for Spacial Inflatable Deploying Antenna Three axle acceleration sensor fixing devices of face test.

Background technology

When space development antenna carries out expansion test on ground, to pass through suspension wire and sliding block respectively on multiple points of antenna Connection, and each sliding block is separately positioned on slide rail corresponding with expansion direction, the smooth expansion of antenna could be realized, in expansion During the test that carries out include the test to the development rate and amplitude of vibration of each point etc., it is necessary to install the acceleration of three axles additional on sliding block The test devices such as sensor, although the volume very little of three axle acceleration sensors, but still, Er Qiesan more much larger than the volume of sliding block The data wire being connected on axle acceleration sensor with computer is but very long, according to the size of antenna, can reach ten meters of even tens of rice, institute It is very big with weight, cause three axle acceleration sensors can not be firmly fixed into Reusability on sliding block at present, to test result Produce strong influence.

The content of the invention

The invention aims to the above mentioned problem for solving to exist when space development antenna carries out expansion test on ground, There is provided a kind of three axle acceleration sensor fixing devices for Spacial Inflatable Deploying Antenna ground test, its technical scheme is such as Under：

For three axle acceleration sensor fixing devices of Spacial Inflatable Deploying Antenna ground test, it includes one or so two Side is each provided with the sliding block of two rollers, and roller is set close to the upper surface of sliding block, under the lower-most edge and sliding block of roller Vertical range between surface is more than three millimeters；A suspension ring are provided with the downside of sliding block, for being connected with suspension wire, suspension ring lead to The lower surface for crossing an otic placode and sliding block with holes rotates connection；A connecting plate is additionally provided with the lower surface of sliding block, is connected The height of plate is equal to the height of used three axle acceleration sensors, and connecting plate and sliding block are formed in one structure, connecting plate The rear flush of surface and sliding block is set afterwards；The rear surface of connecting plate is provided with a rectangle aluminium flake, aluminium flake is laterally set Put, the width of aluminium flake is equal to the height of used three axle acceleration sensors, the length of aluminium flake is used equal to laterally surrounding The three axle acceleration sensor length of one week, allow aluminium flake to carry out laterally surrounding bonding to used three axles acceleration sensor, Aluminium flake aligns setting with the rear centre of surface of connecting plate, and aluminium flake is Nian Jie with the rear surface of connecting plate；Laterally surround a left side for connecting plate Surface, preceding surface and right surface set a stiffening piece A Nian Jie with aluminium flake, and stiffening piece A is Nian Jie with connecting plate；Laterally surround cunning Block sets a stiffening piece B, stiffening piece B to be arranged on the part below roller in one week, and stiffening piece B is Nian Jie with sliding block；Longitudinally surround Rear surface, upper surface, preceding surface and the lower surface of sliding block be located at otic placode before part set a stiffening piece C, stiffening piece C with Sliding block is bonded, and stiffening piece C and stiffening piece B and aluminium flake are formed in one structure；Be provided with the downside of aluminium flake one it is longitudinally disposed Rectangle stiffening piece D, for used three axles acceleration sensor carry out longitudinal direction surround be bonded, stiffening piece D be located at aluminium flake Centre position, stiffening piece D width is equal to the width of used three axle acceleration sensors, and stiffening piece D length is equal to vertical To around used three axles acceleration sensor lower surface, rear surface and the length of upper surface, installed in stiffening piece D interposition The breach of a longitudinal direction is equipped with, prevents the data wire on used three axle acceleration sensors from hindering stiffening piece D.

Beneficial effects of the present invention are：Three axle acceleration sensors can be firmly fixed to Reusability on sliding block, protected Demonstrate,prove the accuracy of test result.

Brief description of the drawings：

Fig. 1 is the structural representation of the present invention；

Fig. 2 is Fig. 1 exploded view；

Fig. 3 is Fig. 2 conversion visual angle schematic diagram；

Fig. 4 is the use state schematic diagram of the present invention.

Embodiment：

Reference picture 1, Fig. 2, Fig. 3 and Fig. 4, the three axle acceleration sensors for Spacial Inflatable Deploying Antenna ground test are fixed Device, it is each provided with two roller 1-1 sliding block 1 comprising a left and right sides, and roller 1-1 is set close to the upper surface of sliding block 1 Put, the vertical range between roller 1-1 lower-most edge and the lower surface of sliding block 1 is more than three millimeters；Set in the downside of sliding block 1 A suspension ring 2 are equipped with, for being connected with suspension wire, suspension ring 2 are rotated by the lower surface of an otic placode 2-1 with holes and sliding block 1 to be connected Connect；A connecting plate 3 is additionally provided with the lower surface of sliding block 1, the height of connecting plate 3 is equal to used three axle acceleration sensors 6 height, connecting plate 3 and sliding block 1 are formed in one structure, and the rear surface of connecting plate 3 is set with the rear flush of sliding block 1； A rectangle aluminium flake 4 is provided with the rear surface of connecting plate 3, aluminium flake 4 is laterally set, the width of aluminium flake 4 is equal to used The height of three axle acceleration sensors 6, the length of aluminium flake 4, which is equal to, laterally surrounds the used three axle acceleration sensor length of 6 one weeks Degree, allows aluminium flake 4 to carry out laterally surrounding bonding to used three axles acceleration sensor 6, the rear table of aluminium flake 4 and connecting plate 3 Face center alignment is set, and aluminium flake 4 is Nian Jie with the rear surface of connecting plate 3；Laterally surround the left surface, preceding surface and the right side of connecting plate 3 Surface sets a stiffening piece A5-1 Nian Jie with aluminium flake 4, and stiffening piece A5-1 is be bonded with connecting plate 3；Laterally surround sliding block 1 one weeks A stiffening piece B5-2, stiffening piece B5-2 is set to be arranged on below roller 1-1 part, stiffening piece B5-2 is be bonded with sliding block 1；It is vertical To the part before being located at otic placode 2-1 around the rear surface of sliding block 1, upper surface, preceding surface and lower surface, one stiffening piece is set C5-3, stiffening piece C5-3 is be bonded with sliding block 1, and stiffening piece C5-3 and stiffening piece B5-2 and aluminium flake 4 are formed in one structure；In aluminium flake 4 downside is provided with a longitudinally disposed rectangle stiffening piece D5-4, for being carried out to used three axles acceleration sensor 6 Longitudinal direction surrounds bonding, and stiffening piece D5-4 is located at the centre position of aluminium flake 4, and stiffening piece D5-4 width is equal to used three axles and added The width of fast sensor 6, stiffening piece D5-4 length be equal to longitudinally surround used in the lower surface of three axle acceleration sensor 6, after Surface and the length of upper surface, the breach 5-4-1 of a longitudinal direction is provided with stiffening piece D5-4 centre position, prevents from being used Three axle acceleration sensors 6 on data wire hinder stiffening piece D5-4.

Claims (1)

1. the three axle acceleration sensor fixing devices for Spacial Inflatable Deploying Antenna ground test, it is characterised in that it includes one The individual left and right sides is each provided with the sliding block (1) of two rollers (1-1), and roller (1-1) is set close to the upper surface of sliding block (1), rolling The vertical range taken turns between the lower-most edge of (1-1) and the lower surface of sliding block (1) is more than three millimeters；Downside in sliding block (1) A suspension ring (2) is provided with, suspension ring (2) are rotated with the lower surface of sliding block (1) by an otic placode (2-1) with holes and are connected； The lower surface of sliding block (1) is additionally provided with a connecting plate (3), and the height of connecting plate (3) is equal to used three axles and accelerates sensing The height of device (6), connecting plate (3) and sliding block (1) are formed in one structure, the rear surface of connecting plate (3) and the rear table of sliding block (1) Face is concordantly set；A rectangle aluminium flake (4) is provided with the rear surface of connecting plate (3), aluminium flake (4) is laterally set, aluminium flake (4) Width be equal to the height of used three axle acceleration sensors (6), the length of aluminium flake (4) be equal to laterally surrounds used in three The axle acceleration sensor length of (6) one weeks, aluminium flake (4) aligns setting with the rear centre of surface of connecting plate (3), aluminium flake (4) with even The rear surface bonding of fishplate bar (3)；The left surface, preceding surface and right surface for laterally surrounding connecting plate (3) set one and aluminium flake (4) The stiffening piece A (5-1) of bonding, stiffening piece A (5-1) are Nian Jie with connecting plate (3)；Sliding block setting in (1) one week one is laterally surrounded to add Gu piece B (5-2), stiffening piece B (5-2) are arranged on the part of roller (1-1) below, stiffening piece B (5-2) is Nian Jie with sliding block (1)；It is vertical To around the rear surface of sliding block (1), upper surface, preceding surface and lower surface, one stiffening piece C (5-3), stiffening piece C (5-3) are set Nian Jie with sliding block (1), stiffening piece C (5-3) and stiffening piece B (5-2) and aluminium flake (4) are formed in one structure；Under aluminium flake (4) Side is provided with a longitudinally disposed rectangle stiffening piece D (5-4), and stiffening piece D (5-4) is located at the centre position of aluminium flake (4), plus Gu piece D (5-4) width is equal to the width of used three axle acceleration sensors (6), stiffening piece D (5-4) length, which is equal to, indulges To around used three axles acceleration sensor (6) lower surface, rear surface and the length of upper surface, in stiffening piece D (5-4) Meta installs the breach (5-4-1) for being equipped with a longitudinal direction.