CN217505974U

CN217505974U - Capacitor insulation resistance test tool

Info

Publication number: CN217505974U
Application number: CN202220265486.1U
Authority: CN
Inventors: 李勇忠; 柴辉胜; 何惠玲; 郭利; 何南
Original assignee: Fuzhou Xinxiangwei Eletronic Technology Co ltd
Current assignee: Fuzhou Xinxiangwei Eletronic Technology Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-09-27
Anticipated expiration: 2032-02-09

Abstract

The utility model provides a capacitance insulation resistance test fixture, test fixture include a plurality of test probe, metal sheet and handheld insulating part, and metal sheet and handheld insulating part pass through the fastener and connect, and the tail end of a plurality of test probe is fixed to be set up on the metal sheet, and test probe, metal sheet and fastener form the conductive path; the test probe includes casing, spring and probe part, and spring coupling is passed through in the inside bottom of casing to the bottom of probe part, and the interior middle part of casing is equipped with interior convex part, and the bottom of probe part is equipped with outer convex part, and interior convex part is used for restricting outer convex part and passes through, the utility model discloses once measurable a plurality of electric capacities improve efficiency of software testing greatly, save test time, the external force when test probe sets up the spring and can absorb the point and touch simultaneously reduces the risk of damage to the condenser.

Description

Capacitor insulation resistance test tool

Technical Field

The utility model relates to a components and parts test technical field, in particular to electric capacity insulation resistance test fixture.

Background

Two conductors which are close to each other, with a non-conductive insulating medium in between, constitute a capacitor. When a voltage is applied across the two plates of the capacitor, the capacitor stores charge. The capacitor is widely applied to various electronic products, and the quality of the capacitor is important with regard to the quality of the products. In the production process of the capacitor, the capacitor to be delivered needs to be subjected to resistance testing, two poles of the capacitor need to be clamped one by one for testing during testing, the efficiency is low, and the labor cost is high; simultaneously, because the condenser is fragile, receive physical damage easily, the test all need use the anchor clamps of tester to clip the electric capacity pin at every turn, and the manual force holds inaccurately, damages the condenser easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric capacity insulation resistance test fixture has solved and has needed to clip the two poles of the earth of electric capacity one by one among the prior art and test, and efficiency ratio is lower, clips the defect that the test mode of electric capacity damaged electric capacity easily simultaneously.

The technical scheme of the utility model is realized like this:

the capacitor insulation resistance testing tool comprises a plurality of testing probes, a metal plate and a handheld insulating part, wherein the metal plate is connected with the handheld insulating part through a fastening part, the tail ends of the testing probes are fixedly arranged on the metal plate, and the testing probes, the metal plate and the fastening part form a conductive path;

the testing probe comprises a shell, a spring and a probe component, wherein the bottom end of the probe component is connected to the bottom end of the inner portion of the shell through the spring, an inner convex portion is arranged in the middle of the inner portion of the shell, an outer convex portion is arranged at the bottom end of the probe component, and the inner convex portion is used for limiting the outer convex portion to pass through.

Further, the top end of the probe component is provided with a lower concave surface.

Further, the head width of the probe member is larger than the opening width of the housing.

Further, the test probe, the metal plate and the fastener are all made of a copper material.

Further, the fastener is a bolt and a nut matched with the bolt.

Further, the handheld insulating part is made of plastic materials or wood materials.

The utility model has the advantages that: when the utility model is used, the utility model is matched with a tool disc, the tool disc is full of capacitors to be tested, the external electrodes of the capacitors to be tested are contacted and electrically connected with the tool disc, and when the capacitors are tested, one end of a tester clamps the tool disc and forms a conductive path with the tool disc and the external electrodes of the capacitors to be tested; the other end of the tester clamps the fastener or the metal plate of the testing tool and is electrically connected with the fastener or the metal plate, and the testing probe is used for contacting an internal electrode pin of the capacitor to be tested during testing, so that the other end of the tester, the testing probe and the internal electrode of the capacitor form a conductive path; when in test, a plurality of test probes can be in one-to-one correspondence with a plurality of capacitors to be tested to simultaneously contact and form parallel electric connection, the utility model can test a plurality of capacitors at one time, greatly improves the test efficiency and saves the test time; the test probe sets up the external force when the spring can absorb the point and touch, reduces the damage risk to the condenser.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a schematic structural diagram of the test probe of the present invention;

fig. 3 is a schematic structural diagram of an embodiment of the present invention.

In the figure: 1-test probe, 11-housing, 12-spring, 13-probe component, 14-inner convex, 15-outer convex, 2-metal plate, 3-hand insulator, 4-fastener, 5-tooling plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, when using instrument test electric capacity's resistance, need point touch its pin, the inaccurate capacitor element that produces easily of artifical dynamics assurance is damaged, and in order to avoid this kind of condition to take place, electric capacity insulation resistance test fixture has set up elastic test probe, can absorb external force, reduces and damages the risk.

The capacitor insulation resistance testing tool comprises a plurality of testing probes 1, a metal plate 2 and a handheld insulating part 3, wherein the metal plate 2 and the handheld insulating part 3 are connected through a fastening part 4, the tail ends of the testing probes 1 are fixedly arranged on the metal plate 2, and the testing probes 1, the metal plate 2 and the fastening part 4 form a conductive path; test probe 1 includes casing 11, spring 12 and probe part 13, spring 12 is passed through to probe part 13's bottom and is connected in casing 11's inside bottom, casing 11's interior middle part is equipped with interior convex part 14, probe part 13's bottom is equipped with outer convex part 15, interior convex part 14 is used for restricting outer convex part 15 and passes through, thereby restriction spring 12 moves in casing 11 lower part, test probe 1 simple structure, can also bring better protection effect, a plurality of test probe 1 can be connected with a plurality of electric capacity electricity that await measuring respectively, realize once can survey a plurality of electric capacity, if show in the tester this time total resistance and be less than the predetermined value, show that there is the electric capacity that does not conform to the requirement in these a plurality of electric capacity, test one by one again, find the electric capacity that does not conform to the requirement, compare in testing one by one, can improve efficiency of software testing greatly.

Preferably, in order to facilitate the contact between the test probe and the capacitor to be tested, reduce the probability of idle contact, and realize the one-step contact in place, the top end of the probe component 13 is provided with a lower concave surface.

Preferably, in order to prevent the head portion of the probe member from being contracted inside the housing, the head portion width of the probe member 13 is larger than the opening width of the housing 11.

Preferably, to improve the electrical conductivity of the component, the test probe 1, the metal plate 2 and the fastener 4 are all made of copper material.

Preferably, the fastening member 4 is a bolt and a nut engaged with the bolt for the convenience of connection and cost control.

Preferably, the hand insulator 3 is made of plastic or wood for testing.

When the utility model is used, the utility model is used in cooperation with the tool disc 5, the tool disc 5 is fully filled with the capacitor to be tested, the external electrode of the capacitor to be tested is in contact with and electrically connected with the tool disc 5, and when the capacitor is tested, one end of the tester clamps the tool disc 5 and forms a conductive path with the tool disc 5 and the external electrode of the capacitor to be tested; the other end of the tester clamps the fastener 4 or the metal plate 2 of the testing tool and is electrically connected with the fastener 4 or the metal plate 2, and the head of the probe component 13 is used for contacting an internal electrode pin of the capacitor to be tested during testing, so that the other end of the tester, the testing probe 1 and an internal electrode of the capacitor form a conductive path; when in test, a plurality of test probes 1 can be in one-to-one corresponding contact with a plurality of capacitors to be tested to form electric connection, the utility model can realize the one-time test of a plurality of capacitors, greatly improve the test efficiency and save the test time; the test probe 1 is provided with the spring 12 which can absorb the external force during point contact, thereby reducing the risk of damage to the capacitor.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Electric capacity insulation resistance test fixture, its characterized in that:

the testing tool comprises a plurality of testing probes, a metal plate and a handheld insulating part, wherein the metal plate is connected with the handheld insulating part through a fastening part, the tail ends of the testing probes are fixedly arranged on the metal plate, and the testing probes, the metal plate and the fastening part form a conductive path;

the testing probe comprises a shell, a spring and a probe component, wherein the bottom end of the probe component is connected to the bottom end of the interior of the shell through the spring, an inner convex part is arranged in the middle of the interior of the shell, an outer convex part is arranged at the bottom end of the probe component, and the inner convex part is used for limiting the outer convex part to pass through.

2. The capacitor insulation resistance test tool according to claim 1, characterized in that: the top end of the probe component is provided with a lower concave surface.

3. The capacitor insulation resistance test tool according to claim 1, characterized in that: the probe member has a head width larger than an opening width of the housing.

4. The capacitor insulation resistance test tool according to claim 1, characterized in that: the test probes, metal plate and fasteners are all made of copper material.

5. The insulation resistance test fixture of capacitor according to claim 1 or 4, characterized in that: the fastener is a bolt and a nut matched with the bolt.

6. The capacitor insulation resistance test tool according to claim 1, characterized in that: the handheld insulating part is made of plastic materials or wood materials.