CN217060395U

CN217060395U - Spark tester

Info

Publication number: CN217060395U
Application number: CN202220483540.XU
Authority: CN
Inventors: 塞维斯·保罗·亚历山大
Original assignee: Proton Electronic Products Chengdu Co ltd
Current assignee: Proton Electronic Products Chengdu Co ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-07-26
Anticipated expiration: 2032-03-03

Abstract

The utility model discloses a spark test machine, the spark test machine field, including stainless steel ball chain cover, the spark test machine also includes two contact electrodes, the first end of two contact electrodes is fixed mounting respectively in the both sides of stainless steel ball chain cover, the second end of two contact electrodes contacts each other, when carrying out the high-voltage test, wait to test the cable and pass stainless steel ball chain cover, the central axis of stainless steel ball chain cover is parallel with the central axis of waiting to test the cable, two contact electrodes contact with the outer wall of waiting to test the cable respectively; through all setting up contact electrode in the both sides of stainless steel ball chain cover, when carrying out high-voltage testing, even the central axis of stainless steel ball chain cover is parallel with the central axis of waiting to test the cable, also can guarantee that two contact electrodes can all surround with the outer wall of waiting to test the cable to guarantee experimental effect, and even the central axis of stainless steel ball chain cover can use with the central axis of waiting to test the cable is perpendicular the same.

Description

Spark tester

Technical Field

The utility model relates to a spark machine field especially relates to a spark test machine.

Background

At present, in the domestic cable production industry, in order to realize online quality inspection in the process of producing cable extruded insulation and sheaths, an electric spark tester is generally used for performing online voltage test, and high voltage over kilovolt is applied to evaluate the quality level according to the voltage resistance and the breakdown frequency. No matter whether alternating current or direct current is applied, one pole of the applied voltage is connected with an insulated wire core conductor or an armor layer in a sheath, the other pole is called a contact pole, a small metal bead chain is adopted to be in contact with the cable insulation or the sheath, the surface of the small-diameter cable insulation or the sheath can be basically surrounded, once the insulation or the sheath is defective, electric breakdown occurs, and timely discovery and timely repair are achieved. But the metal bead chain on the existing market is difficult to realize that the cable is completely surrounded, and the installation direction of the metal bead chain can only be vertical to the cable, and when the cable and the metal bead chain are in a non-vertical state, the test effect is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spark test machine has just been designed in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the spark testing machine comprises a stainless steel ball chain cover and two contact electrodes, wherein the first ends of the two contact electrodes are fixedly arranged on two sides of the stainless steel ball chain cover respectively, the second ends of the two contact electrodes are in mutual contact, when a high-voltage test is carried out, a cable to be tested penetrates through the stainless steel ball chain cover, the central axis of the stainless steel ball chain cover is parallel to the central axis of the cable to be tested, and the two contact electrodes are in contact with the outer wall of the cable to be tested respectively.

The beneficial effects of the utility model reside in that: through all setting up contact electrode in the both sides of stainless steel ball chain cover, when carrying out high-voltage testing, even the central axis of stainless steel ball chain cover is parallel with the central axis of waiting to test the cable, also can guarantee that two contact electrodes can all surround with the outer wall of waiting to test the cable to guarantee experimental effect, and even the central axis of stainless steel ball chain cover can use with the central axis of waiting to test the cable is perpendicular the same.

Drawings

FIG. 1 is a schematic structural diagram of a spark tester according to the present invention;

FIG. 2 is a schematic diagram of the cable to be tested of the present invention passing through a stainless steel ball chain cover (supplemented with the drawing of the cable to be tested);

FIG. 3 is a schematic view of a rotary motor in the spark tester of the present invention;

wherein corresponding reference numerals are:

1-stainless steel ball chain cover, 2-metal ball chain, 3-limit plate, 4-cable to be tested, 5-rotating motor and 6-frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that a product of the present invention is usually placed when used, or orientations or positional relationships that a person skilled in the art usually understands, only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" should be broadly construed, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect through an intermediate medium, and the connection may be internal to the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The following describes in detail embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1 and 2, the spark testing machine comprises a stainless steel ball chain cover 1, and further comprises two contact electrodes, first ends of the two contact electrodes are respectively and fixedly mounted on two sides of the stainless steel ball chain cover 1, second ends of the two contact electrodes are in mutual contact, when a high-voltage test is carried out, a cable 4 to be tested passes through the stainless steel ball chain cover 1, the central axis of the stainless steel ball chain cover 1 is parallel to the central axis of the cable 4 to be tested, and the two contact electrodes are respectively in contact with the outer wall of the cable 4 to be tested.

Each contact electrode comprises a plurality of metal bead chains 2, the first ends of the metal bead chains 2 are fixed on one side of the stainless steel bead chain cover 1, the second ends of the metal bead chains 2 of the two contact electrodes are in mutual contact, and when a high-voltage test is carried out, the second ends of the metal bead chains 2 of the two contact electrodes are in contact with the outer wall of a cable 4 to be tested respectively.

The plurality of metal bead chains 2 of each contact electrode are arranged on the stainless steel bead chain cover 1 in a rectangular array.

Two adjacent metal bead chains 2 of the plurality of metal bead chains 2 in a first direction of the rectangular array are in contact, and the first direction is perpendicular to the central axis of the stainless steel bead chain cover 1.

The spark test machine further comprises two groups of limiting plates 3, the first ends of the two groups of limiting plates 3 are fixedly mounted on two sides of the stainless steel ball chain cover 1, the second ends of the two groups of limiting plates 3 are of arc structures, the second ends of the two groups of limiting plates 3 are opposite, and when a high-voltage test is carried out, the limiting plates 3 are used for limiting the position of a cable 4 to be tested when the cable passes through the stainless steel ball chain cover 1.

All install many metal bead chains 2 through the both sides at nonrust steel ball chain cover 1, when carrying out high-pressure test, even the central axis of nonrust steel ball chain cover 1 is parallel with the central axis of waiting to test cable 4, the lateral wall of waiting to test cable 4 also can be all surrounded by metal bead chain 2 to guarantee experimental effect, combine limiting plate 3's effect restriction to wait the position of test cable 4 when passing nonrust steel ball chain cover 1 simultaneously, further guaranteed metal bead chain 2 and the contact of waiting to test cable 4.

Can ensure that the two contact electrodes can be completely surrounded with the outer wall of the cable 4 to be tested, and can be used even if the central axis of the stainless steel ball chain cover 1 is vertical to the central axis of the cable 4 to be tested

As shown in fig. 3, the spark tester further includes a rotating motor 5 and a frame 6, the rotating motor 5 is used for driving the stainless steel ball chain cover 1 to rotate, the rotating motor 5 is installed on the frame 6, and the stainless steel ball chain cover 1 is rotatably installed on the frame 6.

The stainless steel ball chain cover 1 is rotatably installed on the rack 6 through the rotating motor 5, and when a high-voltage test is carried out, the rotating motor 5 can be started to drive the stainless steel ball chain cover 1 to rotate according to actual conditions, so that the direction of the stainless steel ball chain cover 1 is changed, the spark test machine can be prevented from being influenced by the installation position and the installation direction of the cable 4 to be tested when the high-voltage test is carried out, and the application range of the spark test machine is widened to the greatest extent.

The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims

1. The spark testing machine comprises a stainless steel ball chain cover and is characterized by further comprising two contact electrodes, first ends of the two contact electrodes are fixedly mounted on two sides of the stainless steel ball chain cover respectively, second ends of the two contact electrodes are in contact with each other, a cable to be tested penetrates through the stainless steel ball chain cover when a high-voltage test is carried out, the central axis of the stainless steel ball chain cover is parallel to the central axis of the cable to be tested, and the two contact electrodes are in contact with the outer wall of the cable to be tested respectively.

2. The spark testing machine of claim 1, wherein each contact electrode comprises a plurality of metal bead chains, first ends of the metal bead chains are fixed on one side of the stainless steel bead chain cover, second ends of the metal bead chains of the two contact electrodes are in contact with each other, and when the high-voltage test is performed, the second ends of the metal bead chains of the two contact electrodes are respectively in contact with the outer wall of the cable to be tested.

3. The spark testing machine of claim 2, wherein the plurality of rectangular arrays of metal bead chains of each contact electrode are mounted on a stainless steel bead chain cover.

4. The spark testing machine as claimed in claim 3, wherein two adjacent metal bead strands of the plurality of metal bead strands in a first direction of the rectangular array are in contact, the first direction being perpendicular to a central axis of the stainless steel bead strand housing.

5. The spark testing machine of claim 1, further comprising two sets of limiting plates, wherein the first ends of the two sets of limiting plates are fixedly installed on two sides of the stainless steel ball chain cover, the second ends of the two sets of limiting plates are both arc-shaped, the second ends of the two sets of limiting plates are opposite, and the limiting plates are used for limiting the position of the cable to be tested when the cable passes through the stainless steel ball chain cover during high-voltage testing.

6. The spark testing machine as set forth in claim 1, further comprising a rotary motor for driving rotation of the stainless steel ball chain cover, and a frame on which the rotary motor is mounted, the stainless steel ball chain cover being rotatably mounted.