CN214427552U - Safety tool and instrument insulating rod testing tool - Google Patents

Abstract

The utility model relates to a safety tool and appliance insulating rod testing tool, insulating tube is fixed to be set up on the bottom sprag seat through connecting the mount, insulating tube one side is provided with the rectangle through-hole, the rectangle through-hole outside is provided with the promotion piece, be provided with preceding solid fixed ring on the promotion piece, preceding solid fixed ring passes through the rectangle through-hole and sets up in insulating passageway, the wire passes through the fixed and ampere meter connection of wire stopper, insulating tube opposite side inside is provided with the back fixed ring, back fixed ring passes through back mount and bottom sprag seat fixed connection, preceding solid fixed ring and back fixed ring are in the same horizontal plane, be provided with arc lug and arc inside groove baffle on the lateral wall respectively around the bottom sprag seat, arc lug is the rip cutting cylindricality structure, arc lug central vertical is provided with circular through-hole, circular through-hole bottom is provided with the lower part screw thread, arc inside groove baffle and arc lug structure phase-match; the utility model has the advantages of withstand voltage test is effectual, outdoor operations convenient to use, security level are high.

Description

Safety tool and instrument insulating rod testing tool

Technical Field

The utility model relates to a power equipment safety inspection technical field, concretely relates to safety tool insulating rod testing tool.

Background

The insulating rod is a necessary safety tool for maintenance in the power industry, in order to ensure the good performance of the insulating rod, a voltage withstand test must be regularly carried out on the insulating rod every year to detect the insulativity of the insulating rod, most of the insulating rods used in a transformer substation are three-section insulating rods, three ends are connected in a rotating and fixing mode when the insulating rod is used, at present, when the voltage withstand test is carried out on the insulating rod, the two ends of the insulating rod are clamped by clamps to carry out the test, or the two ends are tiled to carry out the sectional test, but because the lengths of the used insulating rods are different and the insulating rods are of cylindrical structures, the two ends cannot be fixed firmly when the test is carried out, the connection of the two ends is unstable, certain deviation exists in the data of the voltage withstand test, the insulating rod connected by the clamps needs to be placed on an insulating object to carry out the voltage withstand test, no protective measures are carried out on the periphery, and certain potential safety hazards exist in the test process, moreover, because the insulating rods have different sizes and lengths, when a voltage withstand test is carried out, some test devices cannot adjust the test length, only can clamp the insulating rods at the middle upper part and cannot directly contact with the two ends of the insulating rods, so that the mark sections of the insulating rods cannot be measured, accurate measurement results cannot be comprehensively carried out on the insulating rods, the state test standard is not met, and the voltage withstand performance of the insulating rods cannot be effectively guaranteed; therefore, it is necessary to provide a testing tool for an insulating rod of a safety tool, which has a good withstand voltage testing effect, a wide range of applicable lengths and a high safety level.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, and provide a safe multiplexer utensil insulating rod testing tool that withstand voltage test effect is good, outdoor operations convenient to use, security level are high.

The purpose of the utility model is realized like this: a safety tool insulating rod testing tool comprises a bottom supporting seat and an insulating pipeline, wherein the insulating pipeline is fixedly arranged on the bottom supporting seat through a connecting and fixing frame, a rectangular through hole is formed in one side of the insulating pipeline, a pushing block is arranged outside the rectangular through hole, a front fixing ring is arranged on the pushing block and is arranged in an insulating channel through the rectangular through hole, a lead is electrically connected onto the pushing block and is fixedly connected with an ammeter through a lead limiting block, the ammeter is fixedly arranged in the front of the bottom supporting seat, a rear fixing ring is arranged inside the other side of the insulating pipeline and is fixedly connected with the bottom supporting seat through a rear fixing frame, the front fixing ring and the rear fixing ring are positioned on the same horizontal plane, and arc-shaped convex blocks and arc-shaped inner groove baffles are respectively arranged on the front side wall and the rear side wall of the bottom supporting seat, the arc-shaped convex block is of a longitudinal cutting cylindrical structure, a circular through hole is vertically formed in the center of the arc-shaped convex block, lower threads are arranged at the bottom of the circular through hole, the arc-shaped inner groove baffles are matched with the arc-shaped convex block in structure, the arc-shaped convex block can be embedded between the arc-shaped inner groove baffles, the circular through hole is also formed in the arc-shaped inner groove baffles and corresponds to the circular through hole of the arc-shaped convex block, the number of the arc-shaped inner groove baffles is two, the lower threads are arranged in the circular through hole of the arc-shaped inner groove baffles at the lower part, a series connection groove is formed in the bottom supporting seat under the rear fixing frame, the inner wall of the series connection groove is provided with an electric connection plate, the electric connection plate is respectively connected with the series connection head and the rear fixing ring through electric connection strips, and the series connection head is an elastic structure capable of supporting the series connection groove.

All be provided with the arc piece that expands on preceding solid fixed ring and the back fixed ring, the arc piece that expands is greater than 120 with the contained angle that each contact point of preceding solid fixed ring becomes, and the arc piece that expands is greater than 120 with the contained angle that each contact point of back fixed ring becomes.

The pushing block can slide in the rectangular through hole, when the length of the insulating rod fixed between the front fixing ring and the rear fixing ring is short, the pushing block slides towards the direction of the rear fixing ring, otherwise, the pushing block slides in the reverse direction.

The wire stopper is fixed with ammeter and the wire that promotes between the piece, promotes the wire between piece and the wire stopper and is the spring structure setting, has the ductility.

The series connection head is arranged right behind the series connection groove and matched with the series connection groove, the elastic structure on the series connection head is a copper sheet with elastic deformation, and the copper sheet is in contact with the electric connection plate in the series connection groove.

The front fixing ring and the rear fixing ring are copper sheets with elastic deformation.

The arc-shaped convex block and the arc-shaped inner groove baffle are fixedly connected through the connecting bolt, the arc-shaped convex block on the first testing device is matched with the arc-shaped inner groove baffle on the second testing device, the outer thread is arranged at the bottom of the connecting bolt and matched with the lower thread, and the serial head on the first testing device is matched with the serial groove on the second testing device, so that the rear fixing ring of the first testing device is electrically connected with the rear fixing ring of the second testing device.

The insulating pipeline is transparent insulating glass.

The utility model has the advantages that: the utility model discloses a set up the insulating rod and realize withstand voltage test inside the insulating tube, the insulating rod both ends are fixed through preceding solid fixed ring and after-fixing ring, all be provided with the arc piece that expands on preceding solid fixed ring and the after-fixing ring, when the insulating rod contacts preceding solid fixed ring or after-fixing ring, the insulating rod can extrude the arc piece that expands under promoting, force arc piece and solid fixed ring to open, thereby make the insulating rod enter into in preceding solid fixed ring or the after-fixing ring, and because preceding solid fixed ring and after-fixing ring all have elastic deformation performance, consequently can clip the insulating rod, thereby guarantee that both can contact well; the arrangement of the pushing block can adapt to various insulating rods with different lengths, the insulating rods are fixed according to the lengths, the two ends of each insulating rod can be ensured not to have unmeasured parts, a plurality of testing devices can be connected in parallel through the arrangement of the arc-shaped convex blocks and the arc-shaped inner groove baffle plates, a plurality of groups of insulating rods can be tested simultaneously, the split single testing device is convenient to carry and can be directly used outdoors, safety and convenience are realized, and an ammeter is arranged on each testing device, so that overcurrent tripping of a circuit can be effectively prevented; the utility model has the advantages of a withstand voltage test is effectual, outdoor operations convenient to use, security level are high.

Drawings

Fig. 1 is the front structure diagram of the bottom supporting seat and the insulating pipeline of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is the schematic diagram of the internal structure of the bottom supporting seat and the insulating pipeline, and the schematic diagram of the front fixing ring and the arc-shaped extension sheet of the present invention.

Fig. 4 is a schematic top view of the present invention.

Fig. 5 is a schematic view of a connection structure of the first testing device and the second testing device of the present invention.

In the figure, the test device comprises a bottom support seat 1, a bottom support seat 2, an insulating pipeline 3, an insulating rod 4, a rectangular through hole 5, an arc-shaped convex block 6, a circular through hole 7, a connection fixing frame 8, a pushing block 9, a wire 10, a wire limiting block 11, an ammeter 12, a front fixing ring 13, a rear fixing ring 14, a series connection groove 15, an electric connection plate 16, a lower thread 17, an electric connection strip 18, a series connection head 19, a rear fixing frame 20, an arc-shaped inner groove baffle 21, an arc-shaped expansion sheet 22, a first test device 23, a second test device 24 and a connection bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Example 1

As shown in fig. 1-5, the testing tool for the insulating rod of the safety tool comprises a bottom supporting seat 1 and an insulating pipeline 2, wherein the insulating pipeline 2 is fixedly arranged on the bottom supporting seat 1 through a connecting fixing frame 7, a rectangular through hole 4 is arranged on one side of the insulating pipeline 2, a pushing block 8 is arranged outside the rectangular through hole 4, a front fixing ring 12 is arranged on the pushing block 8, the front fixing ring 12 is arranged in an insulating channel 2 through the rectangular through hole 4, a lead 9 is also electrically connected to the pushing block 8, the lead 9 is fixedly connected with an ammeter 11 through a lead limiting block 10, the ammeter 11 is fixedly arranged in front of the bottom supporting seat 1, a rear fixing ring 13 is arranged inside the other side of the insulating pipeline 2, the rear fixing ring 13 is fixedly connected with the bottom supporting seat 1 through a rear fixing frame 19, the front fixing ring 12 and the rear fixing ring 13 are positioned on the same horizontal plane, arc-shaped convex blocks 5 and arc-shaped inner groove baffles 20 are respectively arranged on the front side wall and the rear side wall of the bottom supporting seat 1, the arc-shaped convex blocks 5 are of a longitudinally-cut cylindrical structure, a circular through hole 6 is vertically arranged in the center of each arc-shaped convex block 5, lower threads 16 are arranged at the bottom of each circular through hole 6, the arc-shaped inner groove baffles 20 are structurally matched with the arc-shaped convex blocks 5, the arc-shaped convex blocks 5 can be embedded between the arc-shaped inner groove baffles 20, the arc-shaped inner groove baffles 20 are also provided with the circular through holes 6 corresponding to the circular through holes 6 of the arc-shaped convex blocks 5, the number of the arc-shaped inner groove baffles 20 is two, the lower threads 16 are arranged in the circular through holes 6 of the arc-shaped inner groove baffles 20 at the lower part, a series groove 14 is arranged on the bottom supporting seat 1 under the rear fixing frame 19, an electric connecting plate 15 is arranged on the inner wall of the series groove 14, and the electric connecting plate 15 is respectively connected with series heads 18, The rear fixing ring 13 is connected, and the series head 18 is an elastic structure which can support the series groove 14.

The utility model discloses a set up insulating rod 3 and realize withstand voltage test inside insulating tube 2, insulating rod 3 both ends are fixed through preceding solid fixed ring 12 and back solid fixed ring 13, all be provided with arc extension piece 21 on preceding solid fixed ring 12 and the back solid fixed ring 13, when insulating rod 3 contacted preceding solid fixed ring 12 or back solid fixed ring 13, insulating rod 3 can extrude arc extension 21 piece under promoting, force arc extension piece 21 and solid fixed ring to open, thereby make insulating rod 3 enter into preceding solid fixed ring 12 or back solid fixed ring 13, and because preceding solid fixed ring 12 and back solid fixed ring 13 all have elastic deformation performance, consequently can clip insulating rod 3, thereby guarantee that both can contact well; the arrangement of the pushing block 8 can adapt to various insulating rods 3 with different lengths, the insulating rods 3 are fixed according to the lengths, the two ends of each insulating rod 3 can be ensured not to have unmeasured parts, a plurality of testing devices can be connected in parallel through the arrangement of the arc-shaped convex blocks 5 and the arc-shaped internal groove baffle plates 20, a plurality of groups of insulating rods 3 can be tested simultaneously, the split single testing device is convenient to carry and can be directly used outdoors, safety and convenience are realized, and an ammeter 11 is arranged on each testing device, so that overcurrent tripping of a circuit can be effectively prevented; the utility model has the advantages of a withstand voltage test is effectual, outdoor operations convenient to use, security level are high.

Example 2

As shown in fig. 1-5, the testing tool for the insulating rod of the safety tool comprises a bottom supporting seat 1 and an insulating pipeline 2, wherein the insulating pipeline 2 is fixedly arranged on the bottom supporting seat 1 through a connecting fixing frame 7, a rectangular through hole 4 is arranged on one side of the insulating pipeline 2, a pushing block 8 is arranged outside the rectangular through hole 4, a front fixing ring 12 is arranged on the pushing block 8, the front fixing ring 12 is arranged in an insulating channel 2 through the rectangular through hole 4, a lead 9 is also electrically connected to the pushing block 8, the lead 9 is fixedly connected with an ammeter 11 through a lead limiting block 10, the ammeter 11 is fixedly arranged in front of the bottom supporting seat 1, a rear fixing ring 13 is arranged inside the other side of the insulating pipeline 2, the rear fixing ring 13 is fixedly connected with the bottom supporting seat 1 through a rear fixing frame 19, the front fixing ring 12 and the rear fixing ring 13 are positioned on the same horizontal plane, arc-shaped convex blocks 5 and arc-shaped inner groove baffles 20 are respectively arranged on the front side wall and the rear side wall of the bottom supporting seat 1, the arc-shaped convex blocks 5 are of a longitudinally-cut cylindrical structure, a circular through hole 6 is vertically arranged in the center of each arc-shaped convex block 5, lower threads 16 are arranged at the bottom of each circular through hole 6, the arc-shaped inner groove baffles 20 are structurally matched with the arc-shaped convex blocks 5, the arc-shaped convex blocks 5 can be embedded between the arc-shaped inner groove baffles 20, the arc-shaped inner groove baffles 20 are also provided with the circular through holes 6 corresponding to the circular through holes 6 of the arc-shaped convex blocks 5, the number of the arc-shaped inner groove baffles 20 is two, the lower threads 16 are arranged in the circular through holes 6 of the arc-shaped inner groove baffles 20 at the lower part, a series groove 14 is arranged on the bottom supporting seat 1 under the rear fixing frame 19, an electric connecting plate 15 is arranged on the inner wall of the series groove 14, and the electric connecting plate 15 is respectively connected with series heads 18, The rear fixing ring 13 is connected, and the series head 18 is an elastic structure which can support the series groove 14.

The front fixing ring 12 and the rear fixing ring 13 are both provided with arc-shaped expansion pieces 21, the included angle formed by each contact point of the arc-shaped expansion pieces 21 and the front fixing ring 12 is more than 120 degrees, the included angle formed by each contact point of the arc-shaped expansion pieces 21 and the rear fixing ring 13 is more than 120 degrees, the pushing block 8 can slide in the rectangular through hole 4, when the length of the insulating rod 3 fixed between the front fixing ring 12 and the rear fixing ring 13 is short, the pushing block 8 slides towards the rear fixing ring 13 direction, otherwise, the wire stopper 10 slides in the reverse direction, the wire 9 between the ammeter 11 and the pushing block 8 is fixed by the wire stopper 10, the wire 9 between the pushing block 8 and the wire stopper 10 is in a spring structure arrangement, the wire stopper has extensibility, the series connection head 18 is arranged right behind the series connection groove 14, the series connection head 18 is matched with the series connection groove 14, the elastic structure on the series connection head 18 is a copper sheet with elastic deformation, and the copper sheet is in contact with the electric connection plate 15 in the series connection groove 14, the front fixing ring 12 and the rear fixing ring 13 are copper sheets with elastic deformation, the arc-shaped convex block 5 and the arc-shaped inner groove baffle 20 are fixedly connected through a connecting bolt 24, the arc-shaped convex block 5 on the first testing device 22 is matched with the arc-shaped inner groove baffle 20 on the second testing device 23, an external thread is arranged at the bottom of the connecting bolt 24 and matched with the lower thread 16, a serial head 18 on the first testing device 22 is matched with a serial groove 14 on the second testing device 23, so that the rear fixing rings 13 of the first testing device 22 and the second testing device 23 are electrically connected, and the insulating pipeline 2 is transparent insulating glass.

The utility model discloses a set up insulating rod 3 and realize withstand voltage test inside insulating tube 2, insulating rod 3 both ends are fixed through preceding solid fixed ring 12 and back solid fixed ring 13, all be provided with arc extension piece 21 on preceding solid fixed ring 12 and the back solid fixed ring 13, when insulating rod 3 contacted preceding solid fixed ring 12 or back solid fixed ring 13, insulating rod 3 can extrude arc extension 21 piece under promoting, force arc extension piece 21 and solid fixed ring to open, thereby make insulating rod 3 enter into preceding solid fixed ring 12 or back solid fixed ring 13, and because preceding solid fixed ring 12 and back solid fixed ring 13 all have elastic deformation performance, consequently can clip insulating rod 3, thereby guarantee that both can contact well; the arrangement of the pushing block 8 can adapt to various insulating rods 3 with different lengths, the insulating rods 3 are fixed according to the lengths, the two ends of each insulating rod 3 can be ensured not to have unmeasured parts, a plurality of testing devices can be connected in parallel through the arrangement of the arc-shaped convex blocks 5 and the arc-shaped internal groove baffle plates 20, a plurality of groups of insulating rods 3 can be tested simultaneously, the split single testing device is convenient to carry and can be directly used outdoors, safety and convenience are realized, and an ammeter 11 is arranged on each testing device, so that overcurrent tripping of a circuit can be effectively prevented; the utility model has the advantages of a withstand voltage test is effectual, outdoor operations convenient to use, security level are high.

Claims (8)

1. Safe multiplexer utensil insulating rod testing tool, it includes bottom sprag seat and insulating pipeline, its characterized in that: the insulating pipeline is fixedly arranged on the bottom supporting seat through a connecting and fixing frame, a rectangular through hole is formed in one side of the insulating pipeline, a pushing block is arranged outside the rectangular through hole, a front fixing ring is arranged on the pushing block and is arranged in the insulating channel through the rectangular through hole, a lead is electrically connected to the pushing block and is fixedly connected with an ammeter through a lead limiting block, the ammeter is fixedly arranged in front of the bottom supporting seat, a rear fixing ring is arranged inside the other side of the insulating pipeline and is fixedly connected with the bottom supporting seat through the rear fixing frame, the front fixing ring and the rear fixing ring are positioned on the same horizontal plane, an arc-shaped lug and an arc-shaped inner groove baffle are respectively arranged on the front side wall and the rear side wall of the bottom supporting seat, the arc-shaped lug is of a longitudinally-cut cylindrical structure, and a circular through hole is vertically formed in the center of the arc-shaped lug, the circular through-hole bottom is provided with the lower part screw thread, arc inside groove baffle and arc lug structure phase-match, the arc lug can be embedded between arc inside groove baffle, also is provided with circular through-hole on the arc inside groove baffle, and corresponding with the circular through-hole of arc lug, the quantity of arc inside groove baffle is two, is provided with the lower part screw thread in the circular through-hole of arc inside groove baffle of lower part, be provided with the series connection groove under the after-fixing frame on the bottom sprag seat, the inner wall in series connection groove is provided with electric connection plate, electric connection plate passes through electric connection strip and is connected with series connection head, back solid fixed ring respectively, the series connection head is the elastic construction that can prop up the series connection groove.

2. The safety tool insulating rod testing tool of claim 1, wherein: all be provided with the arc expansion piece on preceding solid fixed ring and the back fixed ring, the arc expands the contained angle that the piece becomes with each contact point of preceding solid fixed ring and is greater than 120, and the arc expands the contained angle that the piece becomes with each contact point of back fixed ring and is greater than 120.

3. The safety tool insulating rod testing tool of claim 1, wherein: the promotion piece can slide in the rectangle through-hole, and fixed insulating rod length is short-term between preceding solid fixed ring and the solid fixed ring of after-fixing, promotes the piece and then slides to solid fixed ring direction after-fixing, otherwise then reverse slip.

4. The safety tool insulating rod testing tool of claim 1, wherein: the wire stopper is fixed with ammeter and the wire that promotes between the piece, promotes the wire between piece and the wire stopper and is the spring structure setting, has the ductility.

5. The safety tool insulating rod testing tool of claim 1, wherein: the series connection head is arranged right behind the series connection groove and matched with the series connection groove, the elastic structure on the series connection head is a copper sheet with elastic deformation, and the copper sheet is in contact with the electric connection plate in the series connection groove.

6. The safety tool insulating rod testing tool of claim 1, wherein: the front fixing ring and the rear fixing ring are copper sheets with elastic deformation.

7. The safety tool insulating rod testing tool of claim 1, wherein: the arc-shaped convex block and the arc-shaped inner groove baffle are fixedly connected through the connecting bolt, the arc-shaped convex block on the first testing device is matched with the arc-shaped inner groove baffle on the second testing device, the outer thread is arranged at the bottom of the connecting bolt and matched with the lower thread, and the serial head on the first testing device is matched with the serial groove on the second testing device, so that the rear fixing rings of the first testing device and the second testing device are electrically connected.

8. The safety tool insulating rod testing tool of claim 1, wherein: the insulating pipeline is made of transparent insulating glass.

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