CN113532525A - Multifunctional testing system for insulator - Google Patents
Multifunctional testing system for insulator Download PDFInfo
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- CN113532525A CN113532525A CN202110787041.XA CN202110787041A CN113532525A CN 113532525 A CN113532525 A CN 113532525A CN 202110787041 A CN202110787041 A CN 202110787041A CN 113532525 A CN113532525 A CN 113532525A
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- 238000012360 testing method Methods 0.000 title claims abstract description 136
- 239000012212 insulator Substances 0.000 title claims abstract description 75
- 230000003028 elevating effect Effects 0.000 claims description 10
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000033228 biological regulation Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 3
- 238000011990 functional testing Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
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- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to a multifunctional insulator testing system which comprises a supporting unit, wherein the supporting unit comprises a supporting base, a first fixing seat, a fixing groove and a fixing block; the test unit comprises a test seat arranged beside the supporting base, a tensile assembly is arranged on one side of the test seat close to the supporting base, an anti-torsion assembly is further arranged above the tensile assembly, a test support is further connected beside the test seat, the test support is hinged with the test seat, and a height measuring assembly and an out-of-roundness measuring assembly are arranged on the test support; the invention has the advantages that: the supporting unit is matched with the testing unit, so that the testing of different testing items of insulators of multiple types and sizes can be realized by only one device, the number of the testing devices is greatly reduced, the required occupied area is saved, and the cost is greatly reduced.
Description
Technical Field
The invention relates to the field of insulator testing, in particular to a multifunctional insulator testing system.
Background
The insulator is a special insulating control and can play an important role in an overhead transmission line. Early-year insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics, namely insulators. The insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical loading conditions, otherwise the insulator will not function significantly and will compromise the service and operational life of the entire line.
The insulator generally comprises a core rod, an umbrella skirt and connecting hardware fittings, wherein the umbrella skirt is arranged on the outer surface of the core rod, and the connecting hardware fittings are respectively connected to two sides of the core rod. The types of insulators are also various, and the insulators are divided into hollow insulators, post insulators, cross arm insulators, wind deflection prevention insulators and the like according to different functions and different use conditions.
In the production process of the insulators, after the production is finished, the insulators are required to be subjected to detection tests, such as out-of-roundness detection, height detection, tensile tests, torsion tests and the like, the number of test items is large, and the test items are different, so that different test devices are required to be adopted for testing, the number of the corresponding test devices is large, the occupied field is large, and the insulators are required to be carried back and forth when the tests of different items are carried out, which is very troublesome; further, since the types and sizes of the insulators are not uniform, even if the same test item is tested, the same set of test apparatus may not be used for testing, that is, a plurality of sets of test apparatuses are required for testing different types or sizes of insulators, the number of test apparatuses increases, and the cost is relatively high.
Disclosure of Invention
The invention aims to provide an insulator multifunctional test system which can carry out multiple tests on insulators of multiple types and sizes.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a multi-functional test system of insulator which innovation point lies in: comprises that
The supporting unit comprises a supporting base, a first fixing seat is mounted on the upper end face of the supporting base, the first fixing seat is disc-shaped, a plurality of fixing grooves distributed in an annular shape are further formed in the upper end face of the first fixing seat, the fixing grooves extend along the direction from the circle center of the first fixing seat to the circumferential edge of the first fixing seat, the cross section of each fixing groove is in an inverted T shape, an inverted T-shaped fixing block matched with the fixing groove is embedded into the fixing groove, the fixing block slides along the extending direction of the fixing groove, a plurality of threaded fixing through holes distributed in parallel are formed in the fixing block, and the first fixing seat is driven to rotate by a rotating motor mounted on the supporting base;
the test unit comprises a test seat arranged beside the supporting base, a tensile assembly is arranged on one side of the test seat close to the supporting base, an anti-torsion assembly is further arranged above the tensile assembly, a test support is further connected beside the test seat, the test support is hinged with the test seat, and a height measuring assembly and an out-of-roundness measuring assembly are arranged on the test support;
the tensile assembly comprises a tensile plate, the tensile plate is driven by a lifting mechanism to lift up and down, an opening for accommodating the tensile plate to lift up and down is formed in the side end of the test seat, a push plate is mounted on the tensile plate, the push plate is driven by a hydraulic cylinder mounted on the tensile plate to be close to or far away from the tensile plate, and a V-shaped opening is formed in one side of the push plate, far away from the tensile plate;
the anti-torsion assembly comprises a first anti-torsion plate and a second anti-torsion plate, the first anti-torsion plate is a T-shaped plate formed by connecting a transverse plate and a longitudinal plate together, the transverse plate of the first anti-torsion plate is fixed on the tensile assembly through a bolt, an anti-torsion block is further connected to the bottom end face of the longitudinal plate of the first anti-torsion plate, which is located on one side far away from the transverse plate, the second anti-torsion plate is a disc plate and is fixed with a flange at the upper end of the insulator through a bolt, a pair of insertion blocks which are distributed in parallel are further connected to the upper end face of the second anti-torsion plate, and a gap for accommodating the insertion of the anti-torsion blocks is reserved between the two insertion blocks;
the test support comprises a first support and a second support, wherein the first support is hinged with the test seat, and the second support is hinged with the first support;
the height measuring assembly comprises a height measuring instrument mounted on a first support;
the out-of-roundness measuring assembly comprises a dial indicator arranged on the second support, the dial indicator is arranged on the second support through an adjusting support, and the adjusting support is movably connected with the second support.
Furthermore, the thread fixing through holes on the fixing block are distributed in parallel along the direction from the circle center of the first fixing seat to the circumferential edge of the first fixing seat, and the diameter of each thread fixing through hole is gradually reduced from the circumferential edge of the first fixing seat to the direction from the circle center of the first fixing seat.
Further, still install the second fixing base on the up end of first fixing base, the second fixing base includes first fixed plate, the second fixed plate that distributes from top to bottom, and each fixed block on second fixed plate and the first fixing base passes through the bolt fastening, and is fixed through linking bridge between first fixed plate and the second fixed plate, and it has the several to be the fixed through-hole that the cross distributes to open on first fixed plate, and each fixed through-hole's size outside-in reduces gradually.
Further, the lifting mechanism is: the anti-arm-tie board is installed on the test stand through a lifter plate, has one in the test stand and holds the lift cavity of lifter plate activity from top to bottom, and the lifter plate is arranged in the test stand, install a pair of lifting guide who distributes and vertical setting side by side on the inner wall of test stand, install simultaneously on the lifter plate with lifting guide matched with lift slider, still install the elevating screw of a vertical setting in the lift cavity of test stand, install the screw-nut who cooperatees with elevating screw simultaneously on the lifter plate, elevating screw is rotated by the elevator motor drive of installing in the test stand to drive the lifter plate and carry out the oscilaltion along lifting guide, and then realized the oscilaltion of pull plate.
Further, the opening part of test seat still is provided with last buckled plate, the buckled plate down that distributes from top to bottom, still all opens the mounting groove that carries out spacing direction to last buckled plate, buckled plate down in the both sides of test seat simultaneously, goes up the buckled plate, all arranges the mounting groove in the both sides of buckled plate down, the top of going up the buckled plate is fixed mutually with the test seat, and the bottom of going up the buckled plate supports on the up end of lifter plate, and the bottom of buckled plate is fixed mutually with the test seat down, and the top of buckled plate is fixed mutually with the bottom of lifter plate down.
Furthermore, a triangular reinforcing plate is connected between the transverse plate and the longitudinal plate of the first torsion resisting plate.
Further, the cooperation between the adjusting bracket and the second bracket is as follows: the adjusting support is formed by connecting a fixed rod and a movable rod together, wherein one side of the fixed rod is sleeved on the outer side of the second support and is locked through a locking bolt, the other side of the fixed rod is hinged with the movable rod and is locked through the matching of a bolt and a nut, and the other side of the movable rod is connected with a dial indicator.
The invention has the advantages that: in the invention, the supporting unit is matched with the testing unit, so that the insulators of different sizes and different types are clamped, the universality is stronger, and the tensile component, the torsion-resistant component, the height measuring component, the out-of-roundness measuring component and other components are matched, so that the tests of multiple functions of the insulators, such as tensile, torsion-resistant, height, out-of-roundness and the like, are realized, the diversification of the test functions is realized, the tests of different test items of the insulators of multiple types and multiple sizes can be realized by only one device, the number of testing devices is greatly reduced, the required occupied area is saved, and the cost is also greatly reduced.
The distribution and the size of the thread fixing through holes on the fixing block are designed, so that insulators of different sizes can be conveniently fixed, and a foundation is provided for clamping the insulators of different sizes.
The design of second fixing base through the cooperation that is the several fixed through-hole of cross distribution, realizes that the commonality is stronger to the clamping of the insulator of less specification.
For the design of the lifting mechanism, the lifting screw and the screw nut are matched to realize the up-and-down lifting of the lifting plate, the precision of the lifting amplitude of the lifting plate is improved, a foundation is provided for the accuracy of subsequent test data, and the cooperation of the lifting guide rail and the lifting slide block is used for guiding the up-and-down lifting of the lifting plate, so that the phenomenon of deviation of the lifting plate is avoided, and the smooth proceeding of the test is influenced.
The upper corrugated plate and the lower corrugated plate which are arranged at the opening of the test seat are matched with the lifting plate to realize the sealing of the test seat, so that the phenomenon that external impurities enter the test seat from the opening due to the existence of the opening to influence the work of equipment in the test seat is avoided, and the subsequent cleaning work is reduced.
The reinforcing plate between the transverse plate and the longitudinal plate of the first torsion resisting plate is designed to reinforce the structural strength between the transverse plate and the longitudinal plate, and the triangular reinforcing plate is designed to further reinforce the structural strength between the transverse plate and the longitudinal plate by utilizing the stable characteristic of a triangle.
To the design of adjusting the support, adopt dead lever, movable rod matched with mode, realize the regulation of percentage table through the oscilaltion of dead lever, and through the swing of movable rod, then realized the regulation of the horizontal position of percentage table to realized the detection to the out-of-roundness of the insulator of co-altitude not, equidimension not, application scope is wider.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic diagram of a multifunctional testing system for insulators according to the present invention.
FIG. 2 is a top view of the first fixing base of the present invention.
FIG. 3 is a top view of the second fixing base of the present invention.
Fig. 4 is a front view of the second fixing base of the present invention.
Figure 5 is a top view of a tensile member in accordance with the present invention.
Fig. 6 is a bottom view of the first torsion plate in the present invention.
Fig. 7 is a top view of a second torque plate according to the present invention.
Detailed Description
The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention and are not intended to limit the scope of the embodiments described herein.
The multifunctional insulator testing system shown in fig. 1-7 comprises
A supporting unit, the supporting unit includes a supporting base 1, this supporting base 1 is a cuboid box structure, has a cavity that holds electronic component installation in the inside of supporting base 1, installs first fixing base 2 on the up end of supporting base 1.
As shown in the schematic view of fig. 2, the first fixing base 2 is disc-shaped, a plurality of fixing grooves 21 distributed in a ring shape are further formed on the upper end surface of the first fixing base 2, the fixing grooves 21 extend along the direction from the center of the first fixing base 2 to the circumferential edge of the first fixing base 2, the cross section of each fixing groove 21 is inverted T-shaped, an inverted T-shaped fixing block 22 matched with the fixing groove 21 is further embedded in each fixing groove 21, a certain gap is further left between each fixing block 22 and the inner wall of each fixing groove 21, so that the fixing blocks 22 can freely slide along the extending direction of the fixing grooves 21, a plurality of threaded fixing through holes 23 distributed in parallel are formed in each fixing block 22, the first fixing base 23 is driven to rotate by a rotating motor installed on the supporting base 1, the rotating motor is installed in the cavity of the supporting base 1, and a rotary bearing is further arranged between the bottom end surface of the first fixing base 23 and the upper end surface of the supporting base 1, thereby facilitating smooth rotation of the first fixing holder 23.
The threaded fixing through holes 23 on the fixing block 22 are distributed in parallel along a direction from the center of the first fixing seat 21 to the circumferential edge of the first fixing seat 21, and the diameter of each threaded fixing through hole 23 gradually decreases from the circumferential edge of the first fixing seat 21 to the center of the first fixing seat 21. The distribution and size of the threaded fixing through holes 23 on the fixing block 22 are designed so as to facilitate the fixation of insulators with different sizes, and a foundation is provided for the clamping of the insulators with different sizes.
Still install the second fixing base on the up end of first fixing base 2, as can be known from the schematic diagram shown in fig. 3, fig. 4, the second fixing base includes the first fixed plate 3 that distributes from top to bottom, second fixed plate 31 passes through the bolt fastening with each fixed block 22 on the first fixing base 2, the through-hole that holds the bolt and pass has on second fixed plate 31, when fixing, pass through the through-hole on the second fixed plate 31 in proper order through each bolt after, with the thread tightening through-hole 23 thread tightening through-hole on each fixed block 22 again, thereby realized the relative fixation between second fixed plate 31 and the first fixing base 2.
The first fixing plate 3 and the second fixing plate 31 are fixed by a connecting bracket 32. The linking bridge 32 is formed by connecting a plurality of montants and horizontal pole jointly, the top of each montant and the bottom face of first fixed plate 3 welded fastening mutually, the bottom of each montant and the top of second fixed plate 31 welded fastening mutually, first fixed plate 3 is discoid, it has several to be the fixed through hole 33 that the cross distributes to open on first fixed plate 3, and the size outside-in of each fixed through hole 33 reduces gradually, still has in the central point of first fixed plate 3. The design of second fixing base through the cooperation that is the several fixed through-hole of cross distribution, realizes that the commonality is stronger to the clamping of the insulator of less specification.
The utility model provides a test unit, test unit includes that one sets up at the test bench 4 who supports 1 side of base, test bench 4 is a cuboid box structure, the inside at test bench 4 has a cavity that holds the installation of components and parts, it installs the tensile subassembly to be close to one side of supporting base 1 at test bench 4, antitorque subassembly is still installed to the top at the tensile subassembly, side at test bench 4 still is connected with experimental support, it is articulated between this experimental support and test bench 4, install height measurement subassembly on experimental support, out-of-roundness measurement subassembly.
As shown in the schematic diagram of fig. 5, the tensile assembly includes a tensile plate 5, the tensile plate 5 is driven by a lifting mechanism to move up and down, and an opening for accommodating the tensile plate to move up and down is opened at a side end of the test socket 4, and the lifting mechanism is: anti-arm-tie 5 installs on test stand 4 through a lifter plate 51, have a lift cavity that holds lifter plate 51 activity from top to bottom in test stand 4, lifter plate 51 is arranged in test stand 4, install a pair of lifting guide that distributes and vertical setting side by side on the inner wall of test stand 4, install the lifting slide with lifting guide matched with on lifter plate 51 simultaneously, still install the elevating screw of a vertical setting in the lift cavity of test stand 4, the cooperation of bearing and bearing frame is installed in test stand 4 to the upper and lower both sides of elevating screw, install the screw nut who cooperatees with elevating screw simultaneously on lifter plate 51, elevating screw rotates by the elevator motor drive of installing in test stand 4, and drive lifter plate 51 and carry out the oscilaltion along lifting guide, and then realized the oscilaltion of anti-arm-tie 5. For the design of the lifting mechanism, the lifting screw and the screw nut are matched to realize the up-and-down lifting of the lifting plate, the precision of the lifting amplitude of the lifting plate is improved, a foundation is provided for the accuracy of subsequent test data, and the cooperation of the lifting guide rail and the lifting slide block is used for guiding the up-and-down lifting of the lifting plate, so that the phenomenon of deviation of the lifting plate is avoided, and the smooth proceeding of the test is influenced.
The tension resisting plate 5 is fixed with the lifting plate 51 through a plurality of connecting rods 52, one side of the lifting rod 52 is welded and fixed with the lifting plate 51, the other side of the lifting rod 52 is provided with an external thread structure, meanwhile, a through hole for the lifting rod 52 to pass through is formed in the tension resisting plate 5, the lifting rod 52 passes through the through hole in the tension resisting plate 5 and then is locked and fixed through a nut, so that the tension resisting plate 5 and the lifting plate 51 are relatively fixed, a push plate 53 is installed on the tension resisting plate 5, the push plate 53 is driven to be close to or far away from the tension resisting plate 5 through a hydraulic cylinder 54 installed on the tension resisting plate 5, and a V-shaped opening 55 is formed in one side, far away from the tension resisting plate 5, of the push plate 53.
The opening part at test stand 4 still is provided with upper corrugated plate 41 that distributes from top to bottom, corrugated plate 42 down, it has to last corrugated plate 41 still all to open in the both sides of test stand 4 simultaneously, corrugated plate 42 carries out the mounting groove of spacing direction down, upper corrugated plate 41, the mounting groove is all arranged in to the both sides of lower corrugated plate 42, the top of going up corrugated plate 41 is fixed mutually with test stand 4, the bottom support of going up corrugated plate 41 is on the up end of lifter plate 51, the bottom of lower corrugated plate 42 is fixed mutually with test stand 4, the top of lower corrugated plate 42 is fixed mutually with the bottom of lifter plate 51. The upper corrugated plate 41 and the lower corrugated plate 42 arranged at the opening of the test seat 4 are matched with the lifting plate 51 to realize the sealing of the test seat 4, so that the influence of external impurities entering the test seat 4 from the opening due to the existence of the opening on the work of equipment in the test seat 4 is avoided, and the subsequent cleaning work is reduced.
As shown in fig. 6 and 7, the torsion resistant assembly includes a first torsion resistant plate and a second torsion resistant plate 65, the first torsion resistant plate is a T-shaped plate formed by connecting a transverse plate 6 and a longitudinal plate 61 together, and a triangular reinforcing plate 62 is further connected between the transverse plate 6 and the longitudinal plate 61 of the first torsion resistant plate. The reinforcing plate 62 between the lateral plate 6 and the vertical plate 61 of the first torsion bar is designed to reinforce the structural strength between the lateral plate 6 and the vertical plate 61, and the triangular reinforcing plate 62 is designed to further reinforce the structural strength between the lateral plate 6 and the vertical plate 61 by utilizing the characteristic of stability of the triangle.
The diaphragm 6 of first antitorque board passes through the bolt fastening on the tensile subassembly, and its fixed coordination specifically is: it has the through-hole 63 that the several appearance bolt passed to open on the diaphragm 6 of first antitorque board, still have the internal thread blind hole 56 with bolt matched with on the top of lifter plate 51, fix and receive, at first upwards hold up last buckled plate 41, then support diaphragm 6 on lifter plate 51, and correspond through-hole 63 with internal thread blind hole 56 meaning well, reuse bolt passes through-hole 63 in proper order after, again with internal thread blind hole 56 thread tightening, thereby realized that first antitorque board is fixed with lifter plate 51, and after fixing, put down last buckled plate 41 again, make the bottom of last buckled plate 41 support on diaphragm 6, if need not carry out the antitorque test, then pull down first antitorque board, again with last buckled plate 41 continue to support on lifter plate 51.
An anti-torsion block 64 is further connected to the bottom end face of the side, away from the transverse plate 6, of the longitudinal plate 61 of the first anti-torsion plate, the anti-torsion block 64 is long, the second anti-torsion plate 65 is a disc plate and is fixed to a flange at the upper end of the insulator through a bolt, a pair of insertion blocks 66 which are distributed in parallel are further connected to the upper end face of the second anti-torsion plate 65, the insertion blocks 66 are long, and a gap 67 which allows the anti-torsion block 64 to be inserted is reserved between the two insertion blocks 66.
The test support comprises a first support 7 and a second support 71, wherein the first support 7 is hinged with the side end of the test seat 4, and the second support 71 is hinged with the first support 7.
The height measuring assembly comprises a height measuring instrument 8 mounted on the first support 7.
The out-of-roundness measuring assembly comprises a dial indicator 9 arranged on a second support 71, wherein the dial indicator 9 is arranged on the second support 71 through an adjusting support, and the adjusting support is movably connected with the second support.
The fit between the adjustment bracket and the second bracket 71 is: the adjusting bracket is formed by jointly connecting a fixed rod 91 and a movable rod 92, wherein one side of the fixed rod 91 is sleeved on the outer side of the second bracket 71 and is locked by a locking bolt 93, and the locking cooperation of the adjusting bracket is specifically as follows: the fixing rod 91 is provided with a through hole for the second bracket 71 to pass through, the side end of the fixing rod 91 is provided with a threaded through hole for the locking bolt 93 to pass through, after the fixing rod 91 is sleeved on the outer wall of the second bracket 71, the locking bolt 93 passes through the threaded through hole on the fixing rod 91 and then is tightly pressed on the outer wall of the second bracket 71, and therefore the fixing rod 91 and the second bracket 71 are locked and fixed. When the height of the dial indicator 9 needs to be adjusted, after the locking bolt 93 is loosened, the height of the dial indicator 9 is adjusted by sliding the fixing rod 91 on the second support 71 up and down, and after the height is adjusted in place, the locking bolt 93 is locked, so that the adjusting process is completed.
The other side of dead lever 91 and articulated between the movable rod 92 form to through the cooperation locking of bolt, nut, its locking cooperation specifically is: an opening for the movable rod 92 to be embedded is formed in the end portion of the fixed rod 91, a through hole for a bolt to pass through is further formed in the position, located at the opening, of the fixed rod 91, a through hole for the bolt to pass through is also formed in the end portion of the movable rod 92, after the end portion of the movable rod 92 is embedded into the opening of the fixed rod 91, the through hole in the movable rod 92 is aligned with the through hole in the fixed rod 91, the bolt sequentially passes through the through hole in the fixed rod 91 and the through hole in the movable rod 92 from top to bottom, and then the movable rod 92 and the through hole are locked through a nut and the bolt, so that the fixed rod 91 and the movable rod 92 are fixed relatively. When the horizontal position of the dial indicator 9 needs to be adjusted, the nut is loosened, so that the movable rod 92 is rotated along a connection point between the fixed rod 91 and the movable rod 92, the horizontal position of the dial indicator 9 is adjusted, and the nut is screwed after the adjustment is in place, so that the adjustment is completed.
The other side of the movable rod 92 is fixed with the dial indicator 9. To the design of adjusting the support, adopt dead lever 91, movable rod 92 matched with mode, through the oscilaltion of dead lever 91 realize percentage table 9's regulation, and through the swing of movable rod 92, then realized the regulation of percentage table 9's horizontal position to realized the detection to the out-of-roundness of the insulator of different height, unidimensional, application scope is wider.
The working principle is as follows: when carrying out tensile test, at first, the size of the experimental insulator as required, choose for use the snap-on first fixing base 2, still fix on second fixing base 3, then will be fixed the flange of the bottom of insulator on first fixing base 2 or second fixing base 3 according to the selection, carry out the oscilaltion by elevator motor drive lifter plate 51 again, and drive push pedal 53 and remove to experimental position, after push pedal 53 removed to experimental position, again by the top that pneumatic cylinder 54 driven push pedal 53 promoted the insulator, thereby carry out the test of the tensile properties of insulator.
When carrying out the antitorque test, equally, fix the insulator earlier, then, it is fixed mutually with the flange of second antitorque board 65 and insulator upper end through the cooperation of bolt, fix first antitorque board on lifter plate 51, go on the oscilaltion by elevator motor drive lifter plate 51 again, thereby drive first antitorque board and carry out the oscilaltion, thereby make antitorque piece 64 imbed in the clearance 67 between two inserts 66, realize the fixed of both sides about the insulator, finally, rotate by first fixing base 2 of rotating electrical machines drive, and drive the insulator and follow the commentaries on classics, thereby realize the test to the antitorque performance of insulator.
When the height is measured, the insulator is fixed, the first bracket 7 is rotated to the side of the insulator, and the height of the insulator is measured by the height measuring instrument 8.
When the out-of-roundness is measured, similarly, the insulator is fixed, then the second support 71 is rotated to the side of the insulator, and then the height and the horizontal position of the dial indicator 9 are adjusted, so that the dial indicator 9 is moved to the upper end face of the insulator, the first end of the dial indicator 9 is contacted with the upper end face of the insulator, and finally, the first fixing seat 2 is driven by the rotating motor to rotate and drive the insulator to follow the rotation, so that the out-of-roundness of the insulator is measured.
In the invention, besides the vertically arranged dial indicator 9 shown in fig. 1, a horizontally arranged dial indicator can be additionally arranged on the second bracket 71, the horizontally arranged dial indicator has the same installation structure as the vertically arranged dial indicator 9, the out-of-roundness of the circumferential side surface of the insulator can be tested through the horizontally arranged dial indicator, the verticality of the insulator can be judged through the out-of-roundness test structure, and the verticality test of the insulator is realized.
The multifunctional testing system for the insulator is matched with the testing unit through the supporting unit, so that the insulators of different sizes and different types are clamped, the universality is higher, the testing of multiple functions of the insulator, such as tensile strength, torsional strength, height, out-of-roundness and the like, is realized through the matching of the tensile strength component, the torsional strength component, the height measuring component, the out-of-roundness measuring component and the like, the diversification of the testing functions is realized, the testing of different testing items of the insulators of multiple types and multiple sizes can be realized through only one device, the number of testing devices is greatly reduced, the required occupied area is saved, and the cost is also greatly reduced.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a multi-functional test system of insulator which characterized in that: comprises that
The supporting unit comprises a supporting base, a first fixing seat is mounted on the upper end face of the supporting base, the first fixing seat is disc-shaped, a plurality of fixing grooves distributed in an annular shape are further formed in the upper end face of the first fixing seat, the fixing grooves extend along the direction from the circle center of the first fixing seat to the circumferential edge of the first fixing seat, the cross section of each fixing groove is in an inverted T shape, an inverted T-shaped fixing block matched with the fixing groove is embedded into the fixing groove, the fixing block slides along the extending direction of the fixing groove, a plurality of threaded fixing through holes distributed in parallel are formed in the fixing block, and the first fixing seat is driven to rotate by a rotating motor mounted on the supporting base;
the test unit comprises a test seat arranged beside the supporting base, a tensile assembly is arranged on one side of the test seat close to the supporting base, an anti-torsion assembly is further arranged above the tensile assembly, a test support is further connected beside the test seat, the test support is hinged with the test seat, and a height measuring assembly and an out-of-roundness measuring assembly are arranged on the test support;
the tensile assembly comprises a tensile plate, the tensile plate is driven by a lifting mechanism to lift up and down, an opening for accommodating the tensile plate to lift up and down is formed in the side end of the test seat, a push plate is mounted on the tensile plate, the push plate is driven by a hydraulic cylinder mounted on the tensile plate to be close to or far away from the tensile plate, and a V-shaped opening is formed in one side of the push plate, far away from the tensile plate;
the anti-torsion assembly comprises a first anti-torsion plate and a second anti-torsion plate, the first anti-torsion plate is a T-shaped plate formed by connecting a transverse plate and a longitudinal plate together, the transverse plate of the first anti-torsion plate is fixed on the tensile assembly through a bolt, an anti-torsion block is further connected to the bottom end face of the longitudinal plate of the first anti-torsion plate, which is located on one side far away from the transverse plate, the second anti-torsion plate is a disc plate and is fixed with a flange at the upper end of the insulator through a bolt, a pair of insertion blocks which are distributed in parallel are further connected to the upper end face of the second anti-torsion plate, and a gap for accommodating the insertion of the anti-torsion blocks is reserved between the two insertion blocks;
the test support comprises a first support and a second support, wherein the first support is hinged with the test seat, and the second support is hinged with the first support;
the height measuring assembly comprises a height measuring instrument mounted on a first support;
the out-of-roundness measuring assembly comprises a dial indicator arranged on the second support, the dial indicator is arranged on the second support through an adjusting support, and the adjusting support is movably connected with the second support.
2. The multifunctional testing system for insulators of claim 1, wherein: the thread fixing through holes on the fixing block are distributed in parallel along the direction from the circle center of the first fixing seat to the circumferential edge of the first fixing seat, and the diameter of each thread fixing through hole is gradually reduced from the circumferential edge of the first fixing seat to the direction from the circle center of the first fixing seat.
3. The multifunctional testing system for insulators of claim 1, wherein: still install the second fixing base on the up end of first fixing base, the second fixing base includes first fixed plate, the second fixed plate that distributes from top to bottom, and each fixed block on second fixed plate and the first fixing base passes through the bolt fastening, and is fixed through linking bridge between first fixed plate and the second fixed plate, and it has the several to be the fixing hole that the cross distributes to open on first fixed plate, and each fixing hole's size outside-in reduces gradually.
4. The multifunctional testing system for insulators of claim 1, wherein: the lifting mechanism is as follows: the anti-arm-tie board is installed on the test stand through a lifter plate, has one in the test stand and holds the lift cavity of lifter plate activity from top to bottom, and the lifter plate is arranged in the test stand, install a pair of lifting guide who distributes and vertical setting side by side on the inner wall of test stand, install simultaneously on the lifter plate with lifting guide matched with lift slider, still install the elevating screw of a vertical setting in the lift cavity of test stand, install the screw-nut who cooperatees with elevating screw simultaneously on the lifter plate, elevating screw is rotated by the elevator motor drive of installing in the test stand to drive the lifter plate and carry out the oscilaltion along lifting guide, and then realized the oscilaltion of pull plate.
5. The multifunctional testing system for insulators of claim 4, wherein: the opening part of test seat still is provided with upper corrugated plate, lower buckled plate that distributes from top to bottom, has still all opened the mounting groove that carries out spacing direction to upper corrugated plate, lower buckled plate simultaneously in the both sides of test seat, and the mounting groove is all arranged in to upper corrugated plate, lower buckled plate's both sides, the top of going up the buckled plate is fixed mutually with test seat, and the bottom of going up the buckled plate supports on the up end of lifter plate, and the bottom of lower buckled plate is fixed mutually with test seat, and the top of lower buckled plate is fixed mutually with the bottom of lifter plate.
6. The multifunctional testing system for insulators of claim 1, wherein: and a triangular reinforcing plate is connected between the transverse plate and the longitudinal plate of the first torsion resisting plate.
7. The multifunctional testing system for insulators of claim 1, wherein: the cooperation between regulation support and the second support does: the adjusting support is formed by connecting a fixed rod and a movable rod together, wherein one side of the fixed rod is sleeved on the outer side of the second support and is locked through a locking bolt, the other side of the fixed rod is hinged with the movable rod and is locked through the matching of a bolt and a nut, and the other side of the movable rod is connected with a dial indicator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110787041.XA CN113532525B (en) | 2021-07-13 | 2021-07-13 | Multifunctional testing system for insulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110787041.XA CN113532525B (en) | 2021-07-13 | 2021-07-13 | Multifunctional testing system for insulator |
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| CN113532525A true CN113532525A (en) | 2021-10-22 |
| CN113532525B CN113532525B (en) | 2024-02-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295970A (en) * | 2021-12-30 | 2022-04-08 | 四川艾德瑞电气有限公司 | High-altitude simulation test system for direct-current air circuit breaker |
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| CN104062187A (en) * | 2014-06-25 | 2014-09-24 | 中发输配电设备（平湖）有限公司 | Torsion-resistance and bending-resistance testing device for insulator |
| CN110646298A (en) * | 2019-09-04 | 2020-01-03 | 金华送变电工程有限公司 | Bending and twisting integrated testing machine for post insulator |
| CN110716098A (en) * | 2019-10-25 | 2020-01-21 | 江苏祥源电气设备有限公司 | Composite insulator wet power frequency rain test device |
| CN211042984U (en) * | 2019-11-11 | 2020-07-17 | 西安广缘电气有限公司 | Anti-torsion and anti-bending testing machine for insulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104062187A (en) * | 2014-06-25 | 2014-09-24 | 中发输配电设备（平湖）有限公司 | Torsion-resistance and bending-resistance testing device for insulator |
| CN110646298A (en) * | 2019-09-04 | 2020-01-03 | 金华送变电工程有限公司 | Bending and twisting integrated testing machine for post insulator |
| CN110716098A (en) * | 2019-10-25 | 2020-01-21 | 江苏祥源电气设备有限公司 | Composite insulator wet power frequency rain test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114295970A (en) * | 2021-12-30 | 2022-04-08 | 四川艾德瑞电气有限公司 | High-altitude simulation test system for direct-current air circuit breaker |
| CN114295970B (en) * | 2021-12-30 | 2024-05-28 | 四川艾德瑞电气有限公司 | High-altitude simulation test system of direct-current air circuit breaker |
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| Publication number | Publication date |
|---|---|
| CN113532525B (en) | 2024-02-06 |
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