CN220584272U - Power supply test fixture - Google Patents

Abstract

The utility model discloses a power supply testing jig which comprises a testing table, wherein a display window is arranged on the inclined surface of the testing table, an L-shaped supporting plate is fixedly arranged at the top end of the testing table, a sliding groove is formed in one side of the L-shaped supporting plate, a shade is connected in a sliding manner in the sliding groove of the L-shaped supporting plate, the shade is made of glass transparent materials, and a plurality of signal transmission mechanisms are fixedly connected in the shade. According to the utility model, the shade is arranged, the plurality of signal transmission mechanisms are arranged in the shade, and the handle is rotated, so that the threaded rod drives the shade to move downwards, one of the plurality of signal transmission mechanisms in the shade is contacted with the contact on the power supply, the detection accuracy is improved, and meanwhile, the shade can protect an operator in the test process and prevent the contact from high-voltage risk.

Description

Power supply test fixture

Technical Field

The utility model relates to the technical field of power supply testing, in particular to a power supply testing jig.

Background

The aviation power supply system is crucial to normal operation of an aircraft, the aircraft power supply system needs to meet various standards and specifications of the aviation industry so as to ensure that the aircraft power supply system meets the requirements of the flight environment and operation, the power supply test fixture can comprehensively test the power supply system, including voltage stability, current load capacity, short-circuit protection and the like, the safety and reliability of the power supply system are guaranteed, power failures and related safety risks are reduced in the flight process, safety guarantee can be provided, aviation standards are met, fault removal and maintenance are facilitated, auxiliary research and development and improvement are facilitated, and key roles in authentication and compliance are played, so that the reliability and safety of the aircraft power supply system are guaranteed, and the normal operation of the aircraft and the comfort of passengers are guaranteed.

The existing test power panel is generally characterized in that a test power supply is directly installed on a jig, pins on the jig are in contact with the power panel to obtain corresponding test data, the position height effect on the power panel is poor, if the position deviation of the power panel is large, the pins can possibly be caused to be in accurate contact with detection points of the power supply to be tested, the detection accuracy is reduced, meanwhile, no electrical safety protection is carried out on operators in the test process, and the risk that people contact high voltage exists.

Disclosure of Invention

The utility model aims to solve the technical problems that the existing power supply test fixture cannot accurately contact with a power supply point monitoring point to be tested, and the electric appliance protection of an operator is avoided.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a power test fixture, including the testboard, the inclined plane of testboard is provided with the display window, the fixed L shape backup pad that comes in top of testboard, one side of L shape backup pad is provided with the spout, sliding connection has the shade in the spout of L shape backup pad, the shade is glass transparent material, the inside fixedly connected with of shade transmits signal mechanism.

Through the technical scheme, data analysis and result evaluation can be performed on the power supply.

The utility model is further characterized in that one side of the shade is fixedly connected with a limiting rod, the limiting rod is positioned in the sliding groove and is in sliding connection with the L-shaped supporting plate, one end of the limiting rod, which is far away from the sliding groove, is in limiting sliding connection with the L-shaped supporting plate, the top end of the sliding groove is rotatably connected with a threaded rod, and the top end of the threaded rod is fixedly connected with a handle in a penetrating manner.

The utility model is further characterized in that the surface of the handle is provided with a rubber insulation anti-skid material, the middle part of the handle is in threaded connection with a limiting seat, the limiting seat is fixedly connected with the side wall of the L-shaped supporting plate through a bolt, the inside of the bolt is rotationally connected with a fixing column, and an arc-shaped thread groove is formed in the inside of the fixing column.

Through above-mentioned technical scheme, can be through rotating the handle for the shade moves down, shelters from the power.

The utility model is further characterized in that the bottom end of the L-shaped supporting plate is fixedly connected with a plurality of spring rods, the top ends of the spring rods are fixedly connected with a bottom plate, the top end of the bottom plate is provided with a power supply, and the power supply and the shade are positioned on the same straight line.

Through above-mentioned technical scheme, can make the shade extrude fixedly to the power, the spring beam can shrink, prevents that too big pressure from damaging the power.

The utility model further provides that the signal transmission mechanism comprises a fixed column, the fixed column is fixedly connected with the bottom end inside the shade, a probe is slidably connected inside the fixed column, a spring is fixedly connected at the joint of the fixed column and the probe, the spring is positioned at the outer side of the probe, and the spring is slidably connected with the outer wall of the probe.

Through the technical scheme, the probe power supply monitoring points can be accurately contacted without manual contact, so that the detection time is shortened.

The utility model is further characterized in that the bottom end of the spring is fixedly connected with a limit post, the probe penetrates through the center of the limit post and is in sliding connection with the limit post, and rubber sleeves are arranged on the outer walls of the fixed post and the limit post.

The beneficial effects of the utility model are as follows:

according to the utility model, the plurality of signal transmission mechanisms can be arranged on the shade, the handle is rotated, so that the threaded rod drives the shade to move downwards, one of the plurality of signal transmission mechanisms in the shade is contacted with the contact on the power supply, when the probe contacts the contact on the power supply, the probe contracts towards the inside of the fixed column, the power supply is prevented from being compressed in the past, the power supply is damaged, the test signal is transmitted to the test board, the display window on the test board is displayed, whether the power supply is good or not is judged by observing the data on the display window, meanwhile, the shade can effectively protect the operator safely, and the operator is prevented from contacting high-voltage risks during the test.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a bottom perspective view of the present utility model;

FIG. 3 is a rear perspective view of the present utility model;

FIG. 4 is a perspective view of a signal transmission mechanism according to the present utility model;

FIG. 5 is a schematic diagram of the internal structure of the signal transmission mechanism of the present utility model;

FIG. 6 is a flow chart of the power test of the present utility model.

In the figure: 1. a test bench; 2. a display window; 3. an L-shaped support plate; 4. a spring rod; 5. a bottom plate; 6. a power supply; 7. a chute; 8. a mask; 9. a limit rod; 10. a threaded rod; 11. a handle; 12. a limit seat; 13. a bolt; 14. fixing the column; 15. a probe; 16. a spring; 17. a limit column; 18. a rubber sleeve; 19. and a signal transmission mechanism.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, a power supply test fixture comprises a test bench 1, wherein a display window 2 is arranged on an inclined surface of the test bench 1, an L-shaped supporting plate 3 is fixedly arranged at the top end of the test bench 1, a plurality of spring rods 4 are fixedly connected to the bottom end of the L-shaped supporting plate 3, a bottom plate 5 is fixedly connected to the top end of the spring rods 4, a power supply 6 is arranged at the top end of the bottom plate 5, the power supply 6 and a shade 8 are positioned on the same straight line, a sliding groove 7 is arranged on one side of the L-shaped supporting plate 3, a shade 8 is slidably connected in the sliding groove 7 of the L-shaped supporting plate 3, a limit rod 9 is fixedly connected to one side of the shade 8, the limit rod 9 is positioned in the sliding groove 7, and one end, far away from the sliding groove 7, of the limit rod 9 is in limit sliding with the L-shaped supporting plate 3;

the top of spout 7 rotates and is connected with threaded rod 10, the top of threaded rod 10 runs through fixedly connected with handle 11, the handle 11 surface is provided with rubber insulation antiskid material, the middle part threaded connection of handle 11 has spacing seat 12, spacing seat 12 passes through bolt 13 and L shape backup pad 3 lateral wall fixed connection, the inside of bolt 13 rotates and is connected with fixed column 14, the inside of fixed column 14 is provided with the arc thread groove, shade 8 is glass transparent material, the inside fixedly connected with of shade 8 transmits signal mechanism 19, it includes fixed column 14 to transmit signal mechanism 19, fixed column 14 and the inside bottom fixed connection of shade 8, the inside sliding connection of fixed column 14 has probe 15, fixed column 14 and probe 15 junction fixedly connected with spring 16, the bottom fixedly connected with spacing post 17 of spring 16, probe 15 runs through spacing post 17 center department, and probe 15 and spacing post 17 sliding connection, the outer wall of fixed column 14 and spacing post 17 is provided with rubber sleeve 18, spring 16 is located the probe 15 outside, and spring 16 and probe 15 outer wall sliding connection.

When the power supply 6 to be detected is placed on the bottom plate 5, the shade 8 and the threaded rod 10 are moved downwards, so that the shade 8 is positioned at the outer side of the power supply 6, the threaded rod 10 is limited by the rotating fixing column 14, the handle 11 is rotated, so that the threaded rod 10 drives the shade 8 to move downwards, the shade 8 can isolate the power supply 6 from an operator, no contact fixed high voltage risk is ensured in the power-on process, a signal transmission mechanism 19 in the shade 8 is in contact with a contact on the power supply, when the probe 15 contacts the contact on the power supply, the probe 15 is contracted towards the inside of the fixing column 14, the power supply is prevented from being compressed in the past, the power supply is damaged, a test signal is transmitted to the test bench 1, the display window 2 on the test bench 1 is displayed, and whether the power supply 6 is good or not is judged by observing data on the display window 2.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a power test tool, includes testboard (1), its characterized in that: the inclined plane of testboard (1) is provided with display window (2), come fixed and have L shape backup pad (3) in top of testboard (1), one side of L shape backup pad (3) is provided with spout (7), sliding connection has shade (8) in spout (7) of L shape backup pad (3), shade (8) are glass transparent material, the inside fixedly connected with of shade (8) transmits signal mechanism (19).

2. The power test fixture of claim 1, wherein: one side fixedly connected with gag lever post (9) of shade (8), gag lever post (9) are located inside spout (7), and gag lever post (9) and L shape backup pad (3) sliding connection, one end that spout (7) was kept away from to gag lever post (9) is spacing with L shape backup pad (3) to slide, the top of spout (7) is rotated and is connected with threaded rod (10), the top of threaded rod (10) runs through fixedly connected with handle (11).

3. The power test fixture of claim 2, wherein: the novel anti-skid handle is characterized in that the surface of the handle (11) is provided with a rubber insulation anti-skid material, the middle of the handle (11) is connected with a limiting seat (12) in a threaded mode, the limiting seat (12) is fixedly connected with the side wall of the L-shaped supporting plate (3) through a bolt (13), a fixing column (14) is connected to the inner portion of the bolt (13) in a rotating mode, and an arc-shaped thread groove is formed in the fixing column (14).

4. The power test fixture of claim 1, wherein: the utility model discloses a shade, including L shape backup pad, bottom fixedly connected with spring bar (4) of L shape backup pad (3), the top fixedly connected with bottom plate (5) of spring bar (4), the top of bottom plate (5) is provided with power (6), power (6) are located same straight line with shade (8).

5. The power test fixture of claim 1, wherein: the signal transmission mechanism (19) comprises a fixed column (14), the fixed column (14) is fixedly connected with the bottom end inside the shade (8), a probe (15) is slidably connected inside the fixed column (14), a spring (16) is fixedly connected to the joint of the fixed column (14) and the probe (15), the spring (16) is located on the outer side of the probe (15), and the spring (16) is slidably connected with the outer wall of the probe (15).

6. The power test fixture of claim 5, wherein: the bottom fixedly connected with spacing post (17) of spring (16), probe (15) run through spacing post (17) center department, and probe (15) and spacing post (17) sliding connection, the outer wall of fixed column (14) and spacing post (17) is provided with rubber sleeve (18).