CN210294404U

CN210294404U - Portable dead source resistance tester

Info

Publication number: CN210294404U
Application number: CN201920888017.3U
Authority: CN
Inventors: 朱庆仁; 顾臣; 程英
Original assignee: Changshu Hongyu Power Engineering Co ltd
Current assignee: Changshu Hongyu Power Engineering Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-04-10
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses a portable resistance tester that disappears, including the outer container, the outer container upper end is rotated through the pivot and is connected with the end cover, and outer container end department fixed mounting has the hasp fixed with the end cover, outer container end fixed mounting has the handle, the inside fixed mounting of outer container has the tester case group, the tester case group is including the resistance tester that disappears and the inner box, it pegs graft inside the inner box to stop the resistance tester, the heating panel that inner box lateral wall fixedly connected with equidistance distributes, the heating panel deviates from the one end and the outer container inner wall fixed connection of inner box. An object of the utility model is to provide a portable resistance tester that is absolutely sourced solves current insulation resistance test instrument plug and jack and wears out easily, the radiating effect is not good and put the not good problem of dust effect.

Description

Portable dead source resistance tester

Technical Field

The utility model relates to a tester, in particular to portable resistance tester that absolutely sources belongs to resistance test technical field.

Background

The insulation resistance tester is also called as a digital insulation resistance tester, a megohmmeter, an intelligent insulation resistance tester and the like, and is suitable for insulation testing in the maintenance, the test and the verification of various electrical equipment. The insulation resistance tester is suitable for insulation test in the maintenance, repair, test and verification of various electrical equipment, and the insulation resistance value graduation line is uniform and clear and is convenient for accurate reading. The battery capacity inspection device is simple and convenient to operate, convenient to carry, low in power consumption, long in service time and capable of inspecting the battery capacity.

The outside protective housing that is equipped with of current insulation resistance test instrument, the convenience removes and protects insulation resistance test instrument, but current insulation resistance test instrument need plug wire when the test, has certain wearing and tearing to jack and plug, and simultaneously, current insulation resistance test instrument radiating effect is not good, and current insulation resistance test instrument prevents that the ash effect is not good that falls.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable resistance tester that is absolutely sourced solves current insulation resistance test instrument plug and jack and wears out easily, the radiating effect is not good and put the not good problem of dust effect.

In order to solve the technical problem, the utility model adopts the technical scheme that: a portable source-insulation resistance tester comprises an outer box, wherein an end cover is rotatably connected to the upper end of the outer box through a rotating shaft, a lock catch for fixing the end cover is fixedly mounted at the end of the outer box, a handle is fixedly mounted at the end of the outer box, a tester box group is fixedly mounted in the outer box and comprises a source-insulation resistance tester and an inner box, the source-insulation resistance tester is inserted in the inner box, radiating plates are fixedly connected to the side wall of the inner box and are distributed at equal intervals, one end of each radiating plate, which is far away from the inner box, is fixedly connected with the inner wall of the outer box, a radiating fan is fixedly mounted at the bottom end of the inner box, a wiring jack is formed in the upper end of the source-insulation resistance tester, first magnets fixedly embedded in the upper end face of the source-insulation resistance tester are arranged on two sides of the wiring jack and are symmetrically distributed by taking the wiring jack as an axis, and a, the inside fixedly connected with of protection frame fills up with the protection of the same area of source resistance tester up end, the metallic channel has been seted up between protection frame and the end cover inner wall, and has placed the wire in the metallic channel, wire one end fixedly connected with source end, source end fixedly connected with and the plug of wiring jack looks adaptation are extremely located, the plug side is equipped with four and inlays the second magnet of source end department, four the second magnet uses the plug to distribute as the shaft collar equidistance.

The preferable scheme of the scheme is as follows: the outer end faces of the two first magnets are positive electrodes, the positive electrodes and the negative electrodes of every two adjacent second magnets are opposite, and the first magnets are matched with the second magnets in size.

The preferable scheme of the scheme is as follows: the heating panel is rectangular form, and is vertical setting, and highly the same with the height of inner box.

The preferable scheme of the scheme is as follows: the inner box and the heat dissipation plate are made of aluminum.

The preferable scheme of the scheme is as follows: a gap is arranged between the heat dissipation fan at the bottom of the inner box and the bottom end inside the outer box.

The preferable scheme of the scheme is as follows: the source resistance tester is characterized in that a storage battery is arranged inside the source resistance tester, the heat dissipation fan is electrically connected with the storage battery inside the source resistance tester, and a controller for controlling a switch of the heat dissipation fan is fixedly mounted at the upper end of the source resistance tester.

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

the utility model can be conveniently inserted and extracted through the magnets arranged at the two sides of the wiring jack and the side end of the plug, thereby reducing the abrasion of the plug and the inner wall of the wiring jack and prolonging the service life of the wire and the wiring jack;

the utility model discloses a heat dissipation is carried out to the resistance tester that is absolutely sourced through inner box and heating panel, drives the air flow around the inner box through the heat dissipation fan, has improved the radiating effect to resistance tester that is absolutely sourced, prevents that resistance tester internal element from being heated the damage;

the utility model discloses protection in well protection frame is filled up and is protected the absolute source resistance tester terminal surface when the end cover passes through hasp and outer container fixed merge, prevents that the inside ash that falls of wiring jack, and is dustproof effectual.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the tester box set of the present invention;

fig. 3 is a schematic structural view of the middle connection jack of the present invention;

fig. 4 is a schematic view of a partial structure of the middle lead of the present invention.

In the figure: 1-wire groove, 2-protective pad, 3-protective frame, 4-end cover, 5-outer box, 6-handle, 7-lock catch, 8-tester box group, 801-absolute resistance tester, 802-wiring jack, 803-inner box, 804-heat dissipation plate, 805-heat dissipation fan, 806-first magnet, 9-wire, 901-plug, 902-second magnet and 903-absolute end.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-4, the portable insulation source resistance tester of this embodiment includes an outer case 5, the upper end of the outer case 5 is rotatably connected to an end cap 4 through a rotating shaft, a lock catch 7 for fixing the end cap 4 is fixedly installed at an end of the outer case 5, a handle 6 is fixedly installed at an end of the outer case 5, a tester case group 8 is fixedly installed inside the outer case 5, the tester case group 8 includes an insulation source resistance tester 801 and an inner case 803, the insulation source resistance tester 801 is inserted inside the inner case 803, the side wall of the inner case 803 is fixedly connected to heat dissipation plates 804 equidistantly distributed, one end of the heat dissipation plates 804 away from the inner case 803 is fixedly connected to the inner wall of the outer case 5, a heat dissipation fan 805 is fixedly installed at the bottom end of the inner case 803, a wiring jack 802 is installed at the upper end of the insulation source resistance tester 801, first magnets 806 fixedly embedded in the upper end face of the insulation source resistance tester 801 are installed at both sides of the wiring jack 802, and two first, 4 inner walls fixed mounting of end cover 4 has protection frame 3, the inside fixedly connected with of protection frame 3 and the protection pad 2 of the same area of dead source resistance tester 801 up end, metallic channel 1 has been seted up between protection frame 3 and the 4 inner walls of end cover, and wire 9 has been placed in the

metallic channel

1, 9 one end fixedly connected with of wire ends 903 of dead source, the plug 901 of dead source end 903 end fixedly connected with and wiring jack 802 looks adaptation, the plug 901 side is equipped with four second magnet 902 of inlaying at dead source end 903 end, four second magnet 902 use plug 901 to encircle the annular equidistance distribution.

The outer end faces of the two first magnets 806 are positive poles, the positive poles and the negative poles of every two adjacent second magnets 902 are opposite, and the first magnets 806 are matched with the second magnets 902 in size, so that the two first magnets 806 are convenient to attach.

The heat dissipation plate 804 is long and vertically arranged, and has the same height as the inner box 803, so as to support the absolute resistance tester 801 in the inner box 803 and prevent breakage.

The inner case 803 and the heat sink 804 are made of aluminum, which has good thermal conductivity.

A gap is formed between the heat dissipation fan 805 at the bottom of the inner box 803 and the bottom end inside the outer box 5, so that air circulation is facilitated, and airflow is stirred by the heat dissipation fan 805.

The storage battery is arranged inside the source insulation resistance tester 801, the heat dissipation fan 805 is electrically connected with the storage battery inside the source insulation resistance tester 801, the controller for controlling the switch of the heat dissipation fan 805 is fixedly mounted at the upper end of the source insulation resistance tester 801, and the heat dissipation fan 805 is opened through the controller to conveniently dissipate heat of the source insulation resistance tester 801.

The working principle of the present invention will be explained below: the protective pad 2 in the protective frame 3 protects the end face of the insulation resistance tester 801 when the end cover 4 is fixed and combined with the outer box 5 through the lock catch 7, thereby preventing dust from falling in the wiring jack 802, having good dustproof effect, when in use, the insulation resistance tester 801 can be used only by opening the end cover 4, the plug 901 at the end of the lead 9 is inserted into the wiring jack 802 for detection, the second magnet 902 with the outer end face of the negative pole at one side of the plug 901 is adsorbed with the first magnet 806, so that the plug 901 is stably and firmly inserted, when the plug 901 needs to be pulled out, the insulation end 903 is rotated to drive the second magnet 902 with the outer end face of the positive pole to be attached with the first magnet 806, because the outer end face of the first magnet 806 is the positive pole, the plug 901 is pulled out of the wiring jack 802 by the repulsive force, thereby facilitating the user to pull out the plug 901, reducing the abrasion to the inner walls of the plug 901 and the wiring jack 802, the service life of the lead 9 is prolonged, the lead groove 1 arranged between the end cover 4 and the protective frame 3 is convenient for storing the lead 9 and placing the lead 9, the heat dissipation fan 805 is opened through a controller at the upper end of the insulation resistance tester 801, airflow blown by the heat dissipation fan 805 is discharged through gaps among the plurality of heat dissipation plates 804 to drive air at the periphery and the bottom of the inner box 803 to flow, and as the inner box 803 and the heat dissipation plates 804 are made of aluminum, the heat conductivity is good, heat generated by the insulation resistance tester 801 during working is conducted through the inner box 803 and the heat dissipation plates 804, and is dissipated through airflow flowing at high speed, the heat dissipation effect is good, and electronic elements inside the insulation resistance tester 801 are prevented from being damaged by heat; the wire groove 1 arranged between the end cover 4 and the protective frame 3 is convenient for storing the wires 9.

To sum up, the portable dead source resistance tester provided by the utility model is convenient to insert and extract through the magnets arranged at the two sides of the wiring jack 802 and the side end of the plug 901, reduces the abrasion of the inner walls of the plug 901 and the wiring jack 802, and prolongs the service life of the lead 9 and the wiring jack 802; meanwhile, the insulation resistance tester 801 is cooled through the inner box 803 and the cooling plate 804, and the air around the inner box 803 is driven to flow through the cooling fan 805, so that the cooling effect on the insulation resistance tester 801 is improved, and the internal elements of the insulation resistance tester 801 are prevented from being damaged by heat; protection pad 2 in protective frame 3 protects against source resistance tester 801 terminal surface when end cover 4 passes through hasp 7 and outer container 5 fixed amalgamation, prevents that wiring jack 802 is inside to fall grey, and is dustproof effectual.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a portable resistance tester that is out of source, includes outer container (5), outer container (5) upper end is rotated through the pivot and is connected with end cover (4), and outer container (5) end fixed mounting has hasp (7) fixed with end cover (4), outer container (5) end fixed mounting has handle (6), its characterized in that: the tester box group (8) is fixedly installed inside the outer box (5), the tester box group (8) comprises an absolute source resistance tester (801) and an inner box (803), the absolute source resistance tester (801) is inserted inside the inner box (803), the side wall of the inner box (803) is fixedly connected with a radiating plate (804) which is distributed at equal intervals, one end of the radiating plate (804) departing from the inner box (803) is fixedly connected with the inner wall of the outer box (5), the bottom end of the inner box (803) is fixedly provided with a radiating fan (805), the upper end of the absolute source resistance tester (801) is provided with a wiring jack (802), two sides of the wiring jack (802) are respectively provided with a first magnet (806) which is fixedly embedded on the upper end surface of the absolute source resistance tester (801), the two first magnets (806) are distributed in an axial symmetry mode by taking the wiring jack (802) as an axis, the inner wall of the end cover (4) is fixedly provided with a protective frame (3), the protection device is characterized in that a protection pad (2) with the same area as the upper end face of an absolute source resistance tester (801) is fixedly connected to the inside of a protection frame (3), a wire groove (1) is formed between the protection frame (3) and the inner wall of an end cover (4), a wire (9) is placed in the wire groove (1), one end of the wire (9) is fixedly connected with an absolute source end (903), a plug (901) matched with a wiring jack (802) is fixedly connected to the end of the absolute source end (903), four second magnets (902) embedded to the end of the absolute source end (903) are arranged at the side end of the plug (901), and the four second magnets (902) are distributed in a shaft collar shape at equal intervals by using the plug (901).

2. The portable dead source resistance tester as claimed in claim 1, wherein the outer end faces of the two first magnets (806) are both positive poles, the positive poles and the negative poles of every two adjacent second magnets (902) are opposite, and the first magnets (806) are matched with the second magnets (902) in size.

3. The portable insulation resistance tester according to claim 1, wherein the heat dissipation plate (804) is in a shape of a long strip and is vertically arranged, and the height of the heat dissipation plate is the same as that of the inner box (803).

4. The portable passive resistance tester as claimed in claim 1, wherein the inner case (803) and the heat dissipation plate (804) are made of aluminum.

5. The portable passive resistance tester as claimed in claim 1, wherein a gap is provided between the heat dissipation fan (805) at the bottom of the inner box (803) and the bottom end of the inner part of the outer box (5).

6. The portable source-dead-resistance tester as claimed in claim 1, wherein a storage battery is arranged inside the source-dead-resistance tester (801), the heat dissipation fan (805) is electrically connected with the storage battery inside the source-dead-resistance tester (801), and a controller for controlling the on and off of the heat dissipation fan (805) is fixedly installed at the upper end of the source-dead-resistance tester (801).