CN115792302A - Rapid detection tool for glass insulator and use method - Google Patents

Abstract

The invention relates to a glass insulator rapid detection tool, wherein an insulating pressing plate is arranged in dovetail chutes arranged on two sides of an insulating base in a sliding manner through dovetails, an I-shaped metal current conducting plate and the insulating base are fixed through a compression screw, two rows of blind holes are arranged on the insulating base, through holes are arranged on the I-shaped metal current conducting plate corresponding to the two rows of blind holes, and a glass insulator is installed in the blind holes and the through holes in a penetrating manner. The invention further relates to a using method of the glass insulator rapid detection tool. The invention has reasonable design, can firmly clamp the glass insulator, can not cause the phenomenon that the glass insulator falls off, has quick assembly and disassembly of the glass insulator, has the outer sleeve of the glass insulator in close contact with the I-shaped metal current conducting plate, is convenient for the accurate detection of the insulation resistance detector and has high detection precision; and the metal current conducting plates with different through hole apertures can be replaced as required, the detection of glass insulators with different outer diameters is met, and the detection tool has universality.

Description

Rapid detection tool for glass insulator and use method

Technical Field

The invention belongs to the technical field of gyroscope electronic element detection, relates to glass insulator detection, and particularly relates to a glass insulator rapid detection tool and a use method thereof.

Background

The glass insulator is an important element in a gyroscope electronic circuit, the glass insulator used in the gyroscope is in a stepped cylindrical shape, the size is small, the diameter of the excircle of most of the glass insulators is less than 3 mm, the total length is not more than 5 mm, and the insulativity is one of important indexes for evaluating the quality of the glass insulator, so that the insulativity detection needs to be carried out on the glass insulator.

At present, the main detection method of the glass insulation property is to adopt two conductive alligator clips to be respectively connected with the L end and the E end of an insulation resistance tester, use the two alligator clips to respectively clip the outer sleeve and the inner column of the glass insulator, start the insulation resistance tester and read.

Because the volume of the glass insulator is very small, phenomena such as unstable crocodile clip clamping, short circuit caused by contact of two crocodile clips, falling of the glass insulator and the like are very easy to occur during testing, so that the insulation detection fails; meanwhile, the usage amount of each batch of glass insulators is more than 1 thousand, all the insulators are detected to ensure the reliability of the insulating quality, the detection workload is large, and the production of related products is not disturbed.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a glass insulator rapid detection tool and a use method thereof.

The technical problem to be solved by the invention is realized by the following technical scheme:

the utility model provides a glass insulator short-term test frock which characterized in that: including insulating base, I shape metal current conducting plate and insulating press plate, insulating base sets up for the I shape, the insulating base both sides are provided with the forked tail spout, the both sides of insulating press plate are provided with the forked tail, insulating press plate pass through forked tail slidable mounting in the forked tail spout, I shape metal current conducting plate and insulating base top and bottom all are provided with the housing screw hole, I shape metal current conducting plate is fixed through setting up the housing screw in the housing screw hole with insulating base, the last two rows of blind holes that are provided with of insulating base, correspond on the I shape metal current conducting plate two rows of blind holes are provided with the through-hole, run through installation glass insulator in blind hole and the through-hole.

And a limiting screw hole is arranged in the dovetail chutes on the two sides of the insulating base, a limiting screw is mounted in the limiting screw hole in a threaded manner, the limiting screw is of a semicircular head structure, and the bottom surface of the insulating pressing plate corresponds to the semicircular head of the limiting screw and is provided with a semicircular groove.

Moreover, the diameter of the through hole in the I-shaped metal current-conducting plate is slightly larger than the diameter of the outer sleeve of the glass insulator, and the through hole is an arc hole without one corner.

And the dovetail of the insulating pressure plate is in clearance fit with the dovetail sliding groove.

And the insulating base and the insulating pressing plate are made of polytetrafluoroethylene materials.

The use method of the glass insulator rapid detection tool is characterized by comprising the following steps: the method comprises the following steps:

s1, assembling a tool: installing a limit screw in a limit screw hole corresponding to the insulating base; the I-shaped metal current conducting plate corresponds to the I-shaped insulating base and is fastened and installed through a compression screw; dovetails on two sides of the insulating pressing plate slide into dovetail grooves of the insulating base to finish tool assembly;

s2, fixing the glass insulator: clamping the upper end of an inner column of a glass insulator to be tested by using tweezers, putting the glass insulator into the through hole of the I-shaped metal current conducting plate, and dropping the lower end of the inner column of the glass insulator into the blind hole of the insulating base; the insulating pressing plate is pushed inwards from one side of the insulating base, the insulating pressing plate slides forwards along the dovetail sliding groove, when the bottom surface of the insulating plate contacts with the limiting screw, the dovetail and the dovetail sliding groove are in clearance fit, the insulating pressing plate generates bending deformation under the action of a pushing force, the insulating pressing plate continuously slides forwards after passing over the limiting screw, when a semicircular groove formed in the bottom surface of the insulating pressing plate is overlapped with a semicircular head of the limiting screw, the bending deformation of the insulating pressing plate is recovered, at the moment, the inner side of the insulating pressing plate compresses a jacket of the glass insulator, and the jacket of the glass insulator is tightly contacted with the I-shaped metal conducting plate, so that the fixation of the glass insulator is completed;

s3, detecting the insulativity of the glass insulator: connecting the L end of an insulation resistance tester with an alligator clip, clamping any one compression screw at the top end or the bottom end of an I-shaped metal current conducting plate by the alligator clip, connecting the E end of the insulation resistance tester with a copper probe, starting the insulation resistance tester, contacting the upper ends of inner columns of the glass insulator one by using the copper probe, observing the indication number of the insulation resistance tester, determining that the indication number is qualified when the indication number reaches the design requirement value of the glass insulator, determining that the indication number is unqualified when the indication number does not reach the design requirement value, and recording the position of the unqualified insulator, thereby completing the insulation detection of the glass insulator;

s4: screening glass insulators: the inner side of the insulating pressing plate is pushed outwards, the insulating pressing plate is bent and deformed under the action of a pushing force, the insulating pressing plate is moved over the limiting screw to continuously slide outwards, the insulating pressing plate is pushed to be separated from the limiting screw, tweezers are used for clamping the upper end of the inner column of the glass insulator, unqualified products are taken out according to the recorded position, and then the remaining qualified products are taken out, so that the screening of the glass insulator is completed.

The invention has the advantages and beneficial effects that:

1. the quick detection tool for the glass insulator can avoid the phenomena of unstable crocodile clamp clamping, short circuit caused by contact of two crocodile clamps, falling of the glass insulator and the like of an insulation resistance detector in the prior art, and is quick and reliable in insulation detection and high in detection precision.

2. According to the glass insulator rapid detection tool, the dovetail chutes on the two sides of the insulating base are internally provided with the limiting screw holes, the limiting screw holes are internally provided with the limiting screws in threads, the limiting screws are of the semicircular head structures, the bottom surfaces of the insulating pressing plates are provided with the semicircular grooves corresponding to the semicircular heads of the limiting screws, the insulating base and the insulating pressing plates are made of polytetrafluoroethylene materials, the friction coefficient is small, the insulating pressing plates slide smoothly, the operation is simple and convenient, and the tool installation convenience is improved.

3. According to the tool for rapidly detecting the glass insulator, when the groove at the bottom of the insulating pressing plate is disengaged from the limiting screw, the groove and the I-shaped insulating base can be enclosed to form a square groove structure, and when the glass insulator is taken and placed, the glass insulator falling accidentally can fall into the square groove, so that the glass insulator is prevented from being lost.

4. The glass insulator rapid detection tool provided by the invention has the advantages that the glass insulator is firmly clamped and is convenient to install, and the glass insulator outer sleeve is tightly contacted with the I-shaped metal current conducting plate, so that the insulation resistance detector can accurately detect the insulation resistance.

5. The glass insulator rapid detection tool is convenient to disassemble and assemble the I-shaped metal current conducting plate, metal current conducting plates with different through hole diameters can be replaced according to needs, detection of glass insulators with different outer diameters is met, and the detection tool has universality.

6. The glass insulator rapid detection tool is rapid in glass insulator disassembly and assembly, simple and convenient to use, capable of rapidly completing detection of the insulativity of the glass insulator and high in detection precision.

Drawings

Fig. 1 is a schematic view of the structure of the glass insulator of the present invention;

FIG. 2 is a schematic view of the structure of the components of the present invention;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a front cross-sectional view of the present invention;

FIG. 5 is a schematic view of the structure of the insulating base of the present invention;

FIG. 6 is a schematic view of a metal conductive plate structure according to the present invention;

FIG. 7 is a schematic structural diagram of an embodiment of the present invention.

Description of the reference numerals

The structure comprises a glass insulatorinner column 1, a glass insulatorouter sleeve 2, adovetail 3, an insulating pressing plate 4, aninsulating base 5, acompression screw hole 6, a compression screw 7, alimit screw 8, alimit screw hole 9, adovetail chute 10, a throughhole 11, asemicircular groove 12, ablind hole 13 and an I-shapedmetal conducting plate 14.

Detailed Description

The present invention is further illustrated by the following specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the invention.

The utility model provides a glass insulator short-term test frock, its innovation part lies in: includinginsulator foot 5, I shape metal current conductingplate 14 and insulating clamp plate 4, insulator foot sets up for the I shape, the insulator foot both sides are provided withdovetail groove 10, the both sides of insulating clamp plate are provided with forkedtail 3, insulating clamp plate pass through forked tail slidable mounting in the dovetail groove, I shape metal current conducting plate and insulator foot top and bottom all are provided withhousing screw hole 6, I shape metal current conducting plate is fixed through setting up housing screw 7 in the housing screw hole with insulator foot, and I shape metal current conducting plate chooses for use the copper product to make, be provided with two rows ofblind holes 13 on the insulator foot, correspond on the I shape metal current conducting plate two rows of blind holes are provided with through-hole 11, run through installation glass insulator in blind hole and the through-hole.

The detection tool can avoid the phenomena that the crocodile clips of the insulation resistance detector are unstable in clamping, two crocodile clips are in contact short circuit, a glass insulator falls and the like in the prior art, and is rapid and reliable in insulation detection and high in detection precision.

Be provided with limitingscrew hole 9 in the forked tail spout of insulating base both sides, limiting screw hole internal threadinstallation stop screw 8, stop screw is semicircle head structure, insulating clamp plate bottom surface corresponds stop screw's semicircle head is provided withsemicircular groove 12, and insulating base and insulating clamp plate all adopt the polytetrafluoroethylene material, and coefficient of friction is little, and insulating clamp plate slides smoothly, and is easy and simple to handle, promotes frock installation convenience.

The diameter of the through hole in the I-shaped metal current conducting plate is slightly larger than that of the outer sleeve of the glass insulator, and the through hole is an arc hole without one corner.

Be clearance fit between insulating press plate's forked tail and the forked tail spout, when insulating press plate bottom recess and stop screw throw off, can enclose into square groove structure with I shape insulator foot, when glass insulator got and puts, the glass insulator that drops because of the accident can fall into in the square groove, avoid glass insulator to lose.

The glass insulator rapid detection tool provided by the invention has the advantages that the glass insulator is firmly clamped and is convenient to install, and the glass insulator outer sleeve is tightly contacted with the I-shaped metal current conducting plate, so that the insulation resistance detector can accurately detect the glass insulator; the I-shaped metal current conducting plate is convenient to disassemble and assemble, the metal current conducting plates with different through hole diameters can be replaced according to needs, the detection of glass insulators with different outer diameters is met, and the detection tool has universality; the detection device is simple and convenient to use, can quickly complete the detection of the insulativity of the glass insulator, and is high in detection precision.

The use method of the glass insulator rapid detection tool is characterized by comprising the following steps: the method comprises the following steps:

s1, assembling a tool: installing a limit screw in a limit screw hole corresponding to the insulating base; the I-shaped metal current conducting plate corresponds to the I-shaped insulating base and is fastened and installed through a compression screw; dovetails on two sides of the insulating pressing plate slide into dovetail grooves of the insulating base to finish tool assembly;

s2, fixing the glass insulator: clamping the upper end of a glass insulatorinner column 1 to be tested by using tweezers, putting the glass insulator into the through hole of the I-shaped metal current conducting plate, and dropping the lower end of the glass insulator inner column into the blind hole of the insulating base; the insulating pressing plate is pushed inwards from one side of the insulating base, the insulating pressing plate slides forwards along the dovetail sliding groove, when the bottom surface of the insulating plate contacts with the limiting screw, the dovetail and the dovetail sliding groove are in clearance fit, the insulating pressing plate generates bending deformation under the action of a pushing force, the insulating pressing plate continuously slides forwards after passing over the limiting screw, when a semicircular groove formed in the bottom surface of the insulating pressing plate is overlapped with a semicircular head of the limiting screw, the bending deformation of the insulating pressing plate is recovered, at the moment, the glass insulatorouter sleeve 2 is tightly pressed on the inner side of the insulating pressing plate, and the glass insulator outer sleeve is tightly contacted with the I-shaped metal conducting plate, so that the fixation of the glass insulator is completed;

s3, detecting the insulativity of the glass insulator: connecting the L end of an insulation resistance tester with an alligator clip, clamping any one compression screw at the top end or the bottom end of an I-shaped metal current conducting plate by the alligator clip, connecting the E end of the insulation resistance tester with a copper probe, starting the insulation resistance tester, contacting the upper ends of inner columns of the glass insulator one by using the copper probe, observing the indication number of the insulation resistance tester, determining that the indication number is qualified when the indication number reaches the design requirement value of the glass insulator, determining that the indication number is unqualified when the indication number does not reach the design requirement value, and recording the position of the unqualified insulator, thereby completing the insulation detection of the glass insulator;

s4: screening glass insulators: the inner side of the insulating pressing plate is pushed outwards, the insulating pressing plate is bent and deformed under the action of a pushing force, the insulating pressing plate crosses the limit screw to continuously slide outwards, the insulating pressing plate is pushed to be separated from the limit screw, tweezers are used for clamping the upper end of the inner column of the glass insulator, unqualified products are taken out according to the recorded position, and then the rest qualified products are taken out, so that the screening of the glass insulator is completed.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims (6)

1. The utility model provides a glass insulator short-term test frock which characterized in that: including insulating base, I shape metal current conducting plate and insulating press plate, insulating base sets up for the I shape, the insulating base both sides are provided with the forked tail spout, the both sides of insulating press plate are provided with the forked tail, insulating press plate pass through forked tail slidable mounting in the forked tail spout, I shape metal current conducting plate and insulating base top and bottom all are provided with the housing screw hole, I shape metal current conducting plate is fixed through setting up the housing screw in the housing screw hole with insulating base, the last two rows of blind holes that are provided with of insulating base, correspond on the I shape metal current conducting plate two rows of blind holes are provided with the through-hole, run through installation glass insulator in blind hole and the through-hole.

2. The glass insulator rapid detection tool according to claim 1, characterized in that: be provided with limiting screw hole in the forked tail spout of insulating base both sides, limiting screw is installed to limiting screw hole internal thread, limiting screw is semicircle head structure, insulating clamp plate bottom surface corresponds limiting screw's semicircle head is provided with semicircular groove.

3. The glass insulator rapid detection tool according to claim 1, characterized in that: the diameter of the through hole in the I-shaped metal current-conducting plate is slightly larger than the diameter of the outer sleeve of the glass insulator, and the through hole is an arc hole without one corner.

4. The glass insulator rapid detection tool according to claim 1, characterized in that: and the dovetails of the insulating pressing plates are in clearance fit with the dovetailed sliding grooves.

5. The glass insulator rapid detection tool according to claim 1, characterized in that: and the insulating base and the insulating pressing plate are made of polytetrafluoroethylene materials.

6. The use method of the glass insulator rapid detection tool according to any one of claims 1 to 5 is characterized in that: the method comprises the following steps:

s1, assembling a tool: installing a limit screw in a limit screw hole corresponding to the insulating base; the I-shaped metal current conducting plate corresponds to the I-shaped insulating base and is fastened and installed through a compression screw; dovetails on two sides of the insulating pressing plate slide into dovetail grooves of the insulating base to finish tool assembly;

s2, fixing the glass insulator: clamping the upper end of an inner column of a glass insulator to be tested by using tweezers, putting the glass insulator into the through hole of the I-shaped metal current conducting plate, and dropping the lower end of the inner column of the glass insulator into the blind hole of the insulating base; the insulating pressing plate is pushed inwards from one side of the insulating base, the insulating pressing plate slides forwards along the dovetail sliding groove, when the bottom surface of the insulating plate contacts with the limiting screw, the dovetail and the dovetail sliding groove are in clearance fit, the insulating pressing plate generates bending deformation under the action of the pushing force, the insulating pressing plate continuously slides forwards after passing over the limiting screw, when a semicircular groove formed in the bottom surface of the insulating pressing plate is superposed with a semicircular head of the limiting screw, the bending deformation of the insulating pressing plate is recovered, at the moment, the inner side of the insulating pressing plate compresses a jacket of the glass insulator, and the jacket of the glass insulator is tightly contacted with the I-shaped metal conducting plate, so that the fixation of the glass insulator is completed;

s3, detecting the insulativity of the glass insulator: connecting the L end of an insulation resistance tester with an alligator clip, clamping any one compression screw at the top end or the bottom end of an I-shaped metal current conducting plate by the alligator clip, connecting the E end of the insulation resistance tester with a copper probe, starting the insulation resistance tester, contacting the upper ends of inner columns of the glass insulator one by using the copper probe, observing the indication number of the insulation resistance tester, determining that the indication number is qualified when the indication number reaches the design requirement value of the glass insulator, determining that the indication number is unqualified when the indication number does not reach the design requirement value, and recording the position of the unqualified insulator, thereby completing the insulation detection of the glass insulator;

s4: screening glass insulators: the inner side of the insulating pressing plate is pushed outwards, the insulating pressing plate is bent and deformed under the action of a pushing force, the insulating pressing plate is moved over the limiting screw to continuously slide outwards, the insulating pressing plate is pushed to be separated from the limiting screw, tweezers are used for clamping the upper end of the inner column of the glass insulator, unqualified products are taken out according to the recorded position, and then the remaining qualified products are taken out, so that the screening of the glass insulator is completed.

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