CN218938461U

CN218938461U - Power supply ripple testing device

Info

Publication number: CN218938461U
Application number: CN202223130030.3U
Authority: CN
Inventors: 高永亮; 高永明; 张锦飞; 陆雨
Original assignee: Xianyang Wisman High Voltage Power Supply Co ltd
Current assignee: Xianyang Wisman High Voltage Power Supply Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-28
Anticipated expiration: 2032-11-24

Abstract

The utility model relates to the technical field of power supply ripple testing, and discloses a power supply ripple testing device which comprises a shell and a shell cover arranged at the top end of the shell, wherein a probe is arranged in the shell, a testing component is also arranged in the shell, the testing component comprises a ground ring and a positive electrode ring, supporting rods are respectively arranged at the top ends of the ground ring and the positive electrode ring, the top ends of the supporting rods extend to the outside of the shell cover and are provided with sliding blocks, positioning blocks are arranged at two sides of each sliding block, and fastening bolts are arranged at the top ends of the positioning blocks; the utility model has simple structure, when in actual use, the fastening bolt is only required to be unscrewed, and then the sliding block is pulled to move along the second sliding groove, so that the ground ring or the positive electrode ring can be driven to move through the supporting rod, the adjustment of the distance between the ground ring and the positive electrode ring can be realized, the operation is convenient and quick, and the working efficiency is effectively improved.

Description

Power supply ripple testing device

Technical Field

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

Background

Since the direct-current stable power supply is generally formed by an alternating-current power supply through links such as rectification and voltage stabilization, ripple wave can not be avoided, and the ripple wave is generally required to be measured in the power supply test due to the influence of the good and bad filtering performance of the power supply.

Through retrieving, in chinese patent publication No. CN214225381U, a power supply ripple test fixture and test device are disclosed, the test fixture includes base, ground circle, front end positive circle, ground circle pin and positive pin, the ground circle is connected with the ground circle pin through first electrically conductive piece, the front end positive circle is provided with the first draw-in groove that is used for installing the ground circle pin and is used for installing the second draw-in groove of positive pin through second electrically conductive piece, first draw-in groove has a plurality ofly, or, first draw-in groove and second draw-in groove all have a plurality ofly, a plurality of first draw-in grooves and a plurality of second draw-in groove are arranged along the direction of connecting of ground circle and front end positive circle. The utility model also provides a testing device which comprises the probe rod and the testing jig. The power supply ripple test fixture and the power supply ripple test device provided by the utility model improve the convenience of power supply ripple test operation and the accuracy of test results.

However, in the above patent, when the distance between the ground ring pin and the positive electrode pin is adjusted, the ground ring pin and the positive electrode pin are respectively pulled out of the clamping groove and then reinserted, so that the operation is complicated, and the use of people is inconvenient.

Disclosure of Invention

The utility model aims to provide a power supply ripple testing device, which solves the problems that in the above patent, when the distance between a ground ring pin and a positive electrode pin is adjusted, the ground ring pin and the positive electrode pin are respectively pulled out of a clamping groove and then reinserted, the operation is complicated, and the use of people is inconvenient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a power ripple testing arrangement, includes the shell with set up in the cap on shell top, the shell both sides are provided with the fixed plate, the inside probe that is provided with of shell, the inside test assembly that still is provided with of shell, test assembly includes ground circle and anodal circle, ground circle and anodal circle top are provided with the bracing piece respectively, the bracing piece top extends to the cap outside and is provided with the slider, the slider both sides are provided with the locating piece, the locating piece top is provided with fastening bolt.

Preferably, the ground ring and the bottom end of the positive electrode ring are respectively and fixedly connected with a second conductive member, a clamping piece is fixedly arranged at the bottom end of the second conductive member, pins are fixedly arranged at the bottom end of the clamping piece, convex rings are fixedly arranged at two sides of the outer part of the clamping piece, and one end of the second conductive member is fixedly connected with a first conductive member.

Preferably, the surface of the bottom end of the shell is provided with a first chute, and the top end of the shell cover is provided with a second chute.

Preferably, a plurality of positioning holes matched with the fastening bolts are formed in the top surface of the shell cover.

Preferably, a jack for inserting the probe is formed in one end of the shell.

Preferably, the ground ring, the anode ring and the jack are positioned on the same axis.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model has simple structure, when in actual use, the fastening bolt is only required to be unscrewed, and then the sliding block is pulled to move along the second sliding groove, so that the ground ring or the positive electrode ring can be driven to move through the supporting rod, the adjustment of the distance between the ground ring and the positive electrode ring can be realized, the operation is convenient and quick, and the working efficiency is effectively improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a power supply ripple testing device of the present utility model;

FIG. 2 is a schematic diagram of the internal structure of the power ripple testing device of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A;

fig. 4 is a schematic diagram of the structure of fig. 2B.

In the figure: 10-a housing; 11-a first chute; 12-jack; 20-a shell cover; 21-a second chute; 22-positioning holes; 30-fixing plates; 40-probe rod; 50-testing the assembly; 51-supporting rods; 52-a ground ring; 53-positive electrode ring; 54-a first conductive member; 55-a second conductive member; 56-a slider; 561-positioning block; 57-fastening bolts; 58-clamping piece; 581-a collar; 59-pin.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a power ripple testing arrangement, including shell 10 and fixed mounting in the cap 20 on shell 10 top, can realize the fixing to shell 10 through fixed plate 30, the fixed plate 30 is made for plastic materials simultaneously, shell 10 is open-ended rectangle structure for the top, shell 10 is the metal material, have electric conductivity, the inside probe 40 of pegging graft of shell 10, the inside test module 50 that still is provided with of shell 10, test module 50 includes ground circle 52 and anodal circle 53, ground circle 52 and anodal circle 53 top are fixed mounting respectively has bracing piece 51, bracing piece 51 is rubber material, insulating nature has, bracing piece 51 top extends to the outside of cap 20 and fixed mounting has slider 56, slider 56 bottom contacts with cap 20 top, slider 56 both sides fixed mounting has locating piece 561, locating piece 561 bottom contacts with cap 20 top, the fastening bolt 57 is installed to the locating piece 561 top bolt, a plurality of locating hole 22 with fastening bolt 57 looks adaptation has been seted up on cap 20 top surface, after tightening bolt 57, fastening bolt 57 can turn into in locating hole 22, then can realize the fixing to slider 56.

Further, only the fastening bolt 57 needs to be unscrewed, then the sliding block 56 is pulled to move along the second sliding groove 21, the ground ring 52 or the positive electrode ring 53 can be driven to move through the supporting rod 51, the distance between the ground ring 52 and the positive electrode ring 53 can be adjusted, after the adjustment is completed, the fastening bolt 57 is screwed, the fastening bolt 57 can be rotated into the positioning hole 22, the sliding block 56 can be fixed, and meanwhile the installation stability of the ground ring 52 and the positive electrode ring 53 can be improved.

In the preferred technical solution of this embodiment, the bottom ends of the ground ring 52 and the positive electrode ring 53 are respectively and fixedly connected with a second conductive member 55, the bottom end of the second conductive member 55 is fixedly provided with a clamping member 58, the bottom end of the clamping member 58 is fixedly provided with pins 59, two sides outside the clamping member 58 are fixedly provided with convex rings 581, one end of one second conductive member 55 is fixedly connected with a first conductive member 54, the first conductive member 54 is a metal elastic sheet or a spring wire, the metal elastic sheet or the spring wire can be stretched and deformed, and an elastic connection mode is adopted, so that the first conductive member 54 can not limit the movement of the pins 59 at the bottom end of the ground ring 52, and the adjustment of the distance between the two pins 59 can not be affected.

In the preferred technical solution of this embodiment, the bottom surface of the housing 10 is provided with the first chute 11, the clamping member 58 is inserted into the first chute 11, and meanwhile, the convex rings 581 are located at the top and bottom sides of the first chute 11, so that the sliding stability of the clamping member 58 in the first chute 11 can be improved, the top end of the housing cover 20 is provided with the second chute 21, and the diameter of the supporting rod 51 is smaller than the inner diameter of the second chute 21, so that the supporting rod 51 can slide in the second chute 21.

In the preferred technical solution of this embodiment, one end of the housing 10 is provided with the jack 12 into which the probe 40 is inserted, the probe 40 is placed in the metal housing 10, and the ground ring 52 is connected with the metal housing 10 through the first conductive member 54 to achieve grounding, so that interference of the probe 40 on the ripple wave can be effectively reduced, and accuracy of the test result is further improved.

In the preferred embodiment of the present utility model, the ground ring 52, the positive electrode ring 53 and the insertion hole 12 are on the same axis, so that the probe 40 can be smoothly inserted into the ground ring 52 and the positive electrode ring 53 after being inserted from the insertion hole 12.

Working principle: when the device is used, the positions of the ground ring 52 and the positive electrode ring 53 are adjusted according to the size of the measured component in operation, the distance between the two pins 59 is adjusted, the probe 40 is inserted into the ground ring 52 and the positive electrode ring 53, and finally the two pins 59 are connected to two ends of the component to be measured for testing.

The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and implement it without limiting the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. The utility model provides a power ripple testing arrangement, includes shell (10) and set up in cap (20) on shell (10) top, shell (10) both sides are provided with fixed plate (30), the inside probe (40) that are provided with of shell (10), the inside test module (50) that still is provided with of shell (10), test module (50) include ground circle (52) and positive pole circle (53), its characterized in that: the ground ring (52) and the positive electrode ring (53) top are provided with bracing piece (51) respectively, bracing piece (51) top extends to the outside of cap (20) and is provided with slider (56), slider (56) both sides are provided with locating piece (561), locating piece (561) top is provided with fastening bolt (57).

2. A power ripple testing device of claim 1, wherein: the ground ring (52) and positive pole circle (53) bottom are fixedly connected with second electrically conductive piece (55) respectively, second electrically conductive piece (55) bottom fixed mounting has screens piece (58), screens piece (58) bottom fixed mounting has pin (59), the outside both sides fixed mounting of screens piece (58) have bulge loop (581), one of them second electrically conductive piece (55) one end fixedly connected with first electrically conductive piece (54).

3. A power ripple testing device of claim 1, wherein: the shell (10) bottom surface has seted up first spout (11), second spout (21) have been seted up on cap (20) top.

4. A power ripple testing device of claim 1, wherein: a plurality of positioning holes (22) matched with the fastening bolts (57) are formed in the top surface of the shell cover (20).

5. A power ripple testing device of claim 1, wherein: one end of the shell (10) is provided with a jack (12) for inserting the probe (40).

6. A power ripple testing device of claim 1, wherein: the ground ring (52), the positive electrode ring (53) and the jack (12) are positioned on the same axis.