CN-224203306-U - DC resistance tester

Abstract

The utility model discloses a direct current resistance tester, which relates to the technical field of resistance testers, in particular to a direct current resistance tester, comprising a tester body, wherein a heat dissipation bin is arranged in the tester body, the bottom of the heat dissipation bin is buckled with a mounting bottom plate, the upper surface of the mounting bottom plate is provided with a supporting frame, the middle part of supporting frame is provided with the mount, and the middle part of mount is provided with driving motor, and driving motor output shaft's one end is provided with the transmission axostylus axostyle, and the surface of transmission axostylus axostyle is provided with the connecting plate, and the one end rotation that the transmission axostylus axostyle was kept away from to the connecting plate is connected with the rotation axostylus axostyle, and the one end of rotation axostylus axostyle is provided with drive gear. This direct current resistance tester, through supporting frame, driving motor, transmission axostylus axostyle, connecting plate, rotation axostylus axostyle, drive gear, rotor blade, output blade and the cooperation setting of ring gear, make this direct current resistance tester possess and optimize heat radiation structure, improve the effect of radiating efficiency.

Inventors

• WANG YONGHUI
• TIAN XILE

Assignees

• 保定市金源科技有限公司

Dates

Publication Date

20260505

Application Date

20250512

Claims (6)

1. 1. A direct current resistance tester is characterized in that a heat dissipation bin is formed in the tester body, a mounting base plate is buckled at the bottom of the heat dissipation bin, a supporting frame is arranged on the upper surface of the mounting base plate, a fixing frame is arranged in the middle of the supporting frame, a driving motor is arranged in the middle of the fixing frame, one end of an output shaft of the driving motor is provided with a transmission shaft rod, a connecting plate is arranged on the outer surface of the transmission shaft rod, one end of the connecting plate, far away from the transmission shaft rod, is rotationally connected with the transmission shaft rod, one end of the transmission shaft rod is provided with a transmission gear, a rotating blade is arranged at the upper end of the transmission shaft rod, an output blade is arranged at the upper end of the transmission shaft rod, an inner gear ring is arranged at the upper end of the supporting frame, the inner gear ring is meshed with the transmission gear, a fixing base is arranged on the upper surface of the mounting base plate, a guide sliding rod is arranged on the outer surface of the fixing base, a connecting slide plate is connected with a limiting clamping plate, one side of the connecting slide plate, one end of the first spring is arranged on the fixing base, the inner portion of the mounting base is rotationally connected with a control shaft rod, one end of the control rope is arranged on the outer surface of the control shaft rod, and one end of the control rope is arranged on the connecting slide plate.
2. 2. The direct current resistance tester according to claim 1, wherein the number of the connecting plates, the rotating shaft rods and the rotating blades is a plurality, and the connecting plates, the rotating shaft rods and the rotating blades are uniformly distributed on the outer surface of the transmission shaft rod.
3. 3. The direct current resistance tester according to claim 1, wherein the inner bottom wall of the heat dissipation bin is provided with a limit clamping block, and the position of the limit clamping block is matched with the position of the supporting frame.
4. 4. The direct current resistance tester according to claim 1, wherein the mounting base plate is internally provided with a connecting through hole, and a filter screen is arranged in the connecting through hole.
5. 5. The direct current resistance tester according to claim 1, wherein a limiting clamping groove is formed in the heat dissipation bin, and the position of the limiting clamping groove is matched with that of the limiting clamping plate.
6. 6. The direct current resistance tester according to claim 1, wherein the bottom of the mounting base plate is provided with an adjusting groove, an adjusting plate is arranged in the adjusting groove, the control shaft lever is arranged at the upper end of the adjusting plate, and the bottom surface of the mounting base plate is provided with a supporting pad.

Description

DC resistance tester Technical Field The utility model relates to the technical field of resistance testers, in particular to a direct current resistance tester. Background The DC resistance tester is a new generation of testing instrument for DC resistance of transformers, can automatically select testing current according to power transformers of different models, displays testing results at the fastest speed, has functions of storage, printing, discharge indication and the like, is internally provided with a non-power-down memory, and can store measurement data for a long time. The heat radiation structure of current direct current resistance tester is comparatively simple, influences the radiating effect, and simultaneously, the heat radiation structure of current direct current resistance tester is mostly all fixed inside the tester, and is comparatively troublesome when carrying out subsequent clean maintenance. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a direct current resistance tester, which solves the problems in the background art. (II) technical scheme The direct current resistance tester comprises a tester body, wherein a heat dissipation bin is arranged in the tester body, a mounting bottom plate is buckled at the bottom of the heat dissipation bin, a supporting frame is arranged on the upper surface of the mounting bottom plate, a fixing frame is arranged in the middle of the supporting frame, a driving motor is arranged in the middle of the fixing frame, a transmission shaft rod is arranged at one end of an output shaft of the driving motor, a connecting plate is arranged on the outer surface of the transmission shaft rod, a rotating shaft rod is rotatably connected to one end of the connecting plate far away from the transmission shaft rod, a transmission gear is arranged at one end of the rotating shaft rod, rotating blades are arranged at the upper end of the rotating shaft rod, output blades are arranged at the upper end of the transmission shaft rod, an inner gear ring is arranged at the upper end of the inner gear ring and is meshed with the transmission gear, a fixing seat is arranged on the upper surface of the mounting bottom plate, a guide sliding rod is arranged on the outer surface of the fixing seat, a connecting slide plate is slidably connected to the outer surface of the guide sliding rod, a limit clamping plate is arranged on one side of the connecting slide plate, a first spring is arranged on one side of the connecting slide plate far away from the limit clamping plate, one end of the first spring is arranged on the fixing seat, a control shaft rod is rotatably connected to the inner surface of the mounting bottom plate, one end of the control shaft rod is provided with a control rope, one end of the control shaft is arranged on the outer surface of the control shaft rod, and is arranged on the outer surface of the control shaft. Optionally, the number of connecting plate, rotating shaft pole and rotor blade is a plurality of, evenly distributed on the surface of transmission shaft pole. Optionally, the inner bottom wall of the heat dissipation bin is provided with a limiting clamping block, and the position of the limiting clamping block is matched with the position of the supporting frame. Optionally, the inside of mounting plate has seted up the connection through-hole, and the inside of connection through-hole is provided with the filter screen. Optionally, the inside of heat dissipation storehouse is provided with spacing draw-in groove, and the position of spacing draw-in groove and the position looks adaptation of spacing cardboard. Optionally, the regulating tank has been seted up to mounting plate's bottom, and the regulating plate has been placed to the inside of regulating tank, and control axostylus axostyle sets up in the upper end of regulating plate, and mounting plate's bottom surface is provided with the supporting pad. The utility model provides a direct current resistance tester, which has the following beneficial effects: 1. This direct current resistance tester, through supporting frame, driving motor, transmission axostylus axostyle, connecting plate, rotation axostylus axostyle, drive gear, rotor blade, output blade and the cooperation setting of ring gear, make this direct current resistance tester possess and optimize heat radiation structure, improve the effect of radiating efficiency. 2. This direct current resistance tester sets up through the cooperation of connection slide, spacing cardboard, first spring, control axostylus axostyle and control rope, makes this direct current resistance tester possess the effect of convenient heat radiation structure quick installation and dismantlement. Drawings FIG. 1 is a schematic view of the internal structure of a junction heat dissipation bin of the present utility model; FIG. 2 is a schematic top view of a support