CN214334547U - Bending fatigue equipment of insulator - Google Patents
Bending fatigue equipment of insulator Download PDFInfo
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- CN214334547U CN214334547U CN202120306038.7U CN202120306038U CN214334547U CN 214334547 U CN214334547 U CN 214334547U CN 202120306038 U CN202120306038 U CN 202120306038U CN 214334547 U CN214334547 U CN 214334547U
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- bending fatigue
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- 238000005452 bending Methods 0.000 title claims abstract description 78
- 239000012212 insulator Substances 0.000 title claims abstract description 77
- 239000002131 composite material Substances 0.000 claims abstract description 39
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 239000003595 mist Substances 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000004088 simulation Methods 0.000 abstract description 7
- 230000005684 electric field Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010998 test method Methods 0.000 abstract 1
- 238000000429 assembly Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model provides a bending fatigue equipment of insulator, include: a mist chamber having an inner cavity; the fogging controller is arranged on the outer side of the fogging chamber and is communicated with the inner cavity; the first connecting assembly and the second connecting assembly are symmetrically arranged on two opposite side walls of the fog chamber, one end of the first connecting assembly is arranged in the fog chamber, the other end of the first connecting assembly is arranged on the outer side of the fog chamber, one end of the second connecting assembly is arranged in the fog chamber, and the other end of the second connecting assembly is connected with the corresponding side wall of the fog chamber; the test composite insulator is connected between one end of the first connecting assembly and one end of the second connecting assembly; and the bending application assembly is in driving connection with the other end of the first connecting assembly. The beneficial effects of the utility model are that, invent a composite insulator that considers humidity, electric field, mechanical bending factor and rotten defect simulation test method, effectively simulated composite insulator's actual operation operating mode to the type selection that provides the foundation for the insulator.
Description
Technical Field
The utility model relates to a power equipment field, concretely relates to bending fatigue equipment of insulator.
Background
The electric power system is an important support for national economy and is also the most complex artificial network in the world. Maintaining the stability of the power grid is an important task for developing the civil and economic aspects and is also limited by a plurality of factors. The insulator is used as a main carrier of a connecting circuit in a power grid, is an important supporting point for supporting the power grid, and has self-evident importance. Experience at home and abroad shows that line flashover phenomenon caused by the problems of insulation quality, operation age and extreme weather conditions of many line accidents is a fundamental cause, along with the more common extreme weather of the world, the enhancement is particularly important for the inspection of the insulator under the extreme environment, the means of the current composite insulator decay and fracture test research is almost blank, and no device in the prior art can develop a composite insulator decay defect simulation test considering moisture, electric field and mechanical bending factors.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bending fatigue equipment of insulator can develop the composite insulator that considers humidity, electric field, mechanical bending factor defect analogue test that rots to reach the bending fatigue of simulation insulator in humid environment such as heavy fog and the rotten formation process that rots of possible composite insulator.
The utility model provides a technical scheme that its technical problem adopted is: an insulator bending fatigue apparatus comprising: a mist chamber having an inner cavity; the fogging controller is arranged on the outer side of the fogging chamber and is communicated with the inner cavity; the first connecting assembly and the second connecting assembly are symmetrically arranged on two opposite side walls of the fog chamber, one end of the first connecting assembly is arranged in the fog chamber, the other end of the first connecting assembly is arranged on the outer side of the fog chamber, one end of the second connecting assembly is arranged in the fog chamber, and the other end of the second connecting assembly is connected with the corresponding side wall of the fog chamber; the test composite insulator is connected between one end of the first connecting assembly and one end of the second connecting assembly; and the bending application assembly is in driving connection with the other end of the first connecting assembly.
Further, the bend applying assembly includes: the sliding plate seat is arranged outside the fog chamber; the rotating screw rod can be rotatably arranged on the sliding plate seat; the two linear guide rails are fixedly arranged on the sliding plate seat, and are arranged on two sides of the rotating screw rod in parallel and symmetrically; the motor assembly is arranged at one end of the sliding plate seat and is in driving connection with one end of the rotating screw rod; the sliding block assembly can be arranged on the two linear guide rails in a sliding mode, the lower end of the sliding block assembly is connected with the rotating screw rod, and the upper end of the sliding block assembly is connected with one end of the first connecting assembly.
Further, the motor assembly includes: the coupling support is arranged at one end of the sliding plate seat and is connected with one end of the rotating screw rod; the speed reducer is arranged at one end of the coupling support far away from the sliding plate seat; and the servo motor is connected with the speed reducer.
Further, the sliding block assembly comprises a guide rail sliding block and a sliding block seat, the guide rail sliding block is slidably arranged on the two linear guide rails, and the guide rail sliding block is connected with the rotating screw rod; the slider seat is fixed on the guide rail slider and can move along with the guide rail slider, and the slider seat is connected with the one end of first connecting component.
Further, the bending fatigue device of the insulator further comprises a bending platform support with an inner space, the sliding plate seat is fixedly arranged on the bending platform support, and the fogging controller is arranged in the inner space.
Furthermore, the bending fatigue equipment of the insulator further comprises a control cabinet, the control cabinet is arranged on the bending platform support and connected with the motor assembly, and a touch controller and a control button are arranged on the control cabinet.
Further, the first connecting assembly comprises a bending top shaft and a front end angle adjusting device, one end of the bending top shaft is connected with the bending applying assembly, and the other end of the bending top shaft is connected with the front end angle adjusting device; the second connecting assembly comprises an adjusting shaft and a rear-end angle adjusting device, the front-end angle adjusting device is arranged in the fog chamber, one end of the adjusting shaft is connected with the side wall corresponding to the fog chamber, the rear-end angle adjusting device is arranged in the fog chamber, the other end of the adjusting shaft is connected with the rear-end angle adjusting device, and the two ends of the test composite insulator are respectively connected with the front-end angle adjusting device and the rear-end angle adjusting device.
Furthermore, the first connecting assembly, the second connecting assembly, the test composite insulator and the bending applying assembly form a group of bending fatigue assemblies, and the bending fatigue equipment of the insulator comprises at least two groups of bending fatigue assemblies which are symmetrically arranged in parallel.
Furthermore, the bending fatigue equipment of the insulator further comprises a group of comparison assemblies which are arranged in parallel at intervals with the bending fatigue assemblies, each comparison assembly comprises a test composite insulator and a fixed shaft, and two ends of each test composite insulator are connected with the side wall of the fog chamber through the fixed shafts.
Further, the bending fatigue equipment of the insulator further comprises a power supply assembly, wherein the power supply assembly is arranged above the fog chamber and is connected with two ends of the test composite insulator through leads.
The beneficial effects of the utility model are that, install experimental composite insulator in the fog chamber, can simulate the bending fatigue strength analysis of insulator under the big wind fog sky environment under the operational aspect and the rotten forming process that becomes of possible composite insulator to improve promotion and the lectotype for the product of insulator and provide the foundation.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a side view of fig. 1.
Reference numbers in the figures: 1. fixing the bottom plate; 2. a control button; 3. a touch controller; 4. a control cabinet; 5. a curved platform support; 6. a slide plate seat; 7. a servo motor; 8. a speed reducer; 9. a coupler support; 10. rotating the screw rod; 11. a linear guide rail; 12. a guide rail slider; 13. a slider seat; 14. bending the top shaft; 15. a front end angle adjusting device; 16. a fog chamber; 17. a main section bar; 18. acrylic plates; 19. a fogging controller; 20. a rear end angle adjustment device; 21. an adjustment shaft; 22. testing the composite insulator; 23. and (4) opening the door.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 3, the embodiment of the present invention provides a bending fatigue device for an insulator, which includes a fog chamber 16, a fog controller 19, a first connecting component, a second connecting component, a test composite insulator 22 and a bending applying component. The mist chamber 16 has an inner cavity, and the fogging controller 19 is provided outside the mist chamber 16 and communicates with the inner cavity. The first connecting assembly and the second connecting assembly are symmetrically arranged on two opposite side walls of the fog chamber 16, one end of the first connecting assembly is arranged in the fog chamber 16, the other end of the first connecting assembly is arranged outside the fog chamber 16, one end of the second connecting assembly is arranged in the fog chamber 16, and the other end of the second connecting assembly is connected with the corresponding side wall of the fog chamber 16. The test composite insulator 22 is connected between one end of the first connection assembly and one end of the second connection assembly. The bend application assembly is in driving connection with the other end of the first connection assembly.
The test composite insulator 22 is installed in the fog chamber 16, and can simulate the bending fatigue strength analysis of the insulator in the environment of strong wind and fog under the operation condition, so that a basis is provided for the type selection of the insulator.
Preferably, the bending fatigue device of the insulator according to the embodiment of the present invention further includes a power supply unit (not shown) disposed above the fog chamber 16 and connected to both ends of the test composite insulator 22 through wires. During operation, a high voltage environment is provided for the two ends of the composite insulator 22 to be tested through the power supply assembly, so that fatigue strength analysis of the insulator in the high voltage environment in a strong wind and fog day under the condition of electrified operation is simulated.
The embodiment of the utility model provides an in first connecting elements include crooked apical axis 14 and front end angle adjusting device 15, and the subassembly is applied with the bending to the one end of crooked apical axis 14 and is connected, and the other end and the front end angle adjusting device 15 of crooked apical axis 14 are connected. The front end angle adjusting device 15 is provided in the mist chamber 16. The second connecting assembly comprises an adjusting shaft 21 and a rear-end angle adjusting device 20, one end of the adjusting shaft 21 is connected with the corresponding side wall of the fog chamber 16, the other end of the adjusting shaft 21 is connected with the rear-end angle adjusting device 20, the rear-end angle adjusting device 20 is arranged in the fog chamber 16, and two ends of the test composite insulator 22 are respectively connected with the front-end angle adjusting device 15 and the rear-end angle adjusting device 20.
The embodiment of the utility model provides an in front end angle adjusting device 15 and rear end angle adjusting device 20 all can independently follow experimental composite insulator 22 and make progress the decurrent rotation, and regulating spindle 21 can be according to insulator length adjustment mounted position, and crooked apical axis 14 is a rigidity straight-bar.
As shown in fig. 1 and 2, the bending applying assembly in the embodiment of the present invention includes a slide seat 6, a rotating screw rod 10, two linear guide rails 11, a motor assembly, and a slider assembly. The slide seat 6 is disposed outside the mist chamber 16. The rotary screw 10 is rotatably provided on the slide base 6. Two linear guide rails 11 are fixedly arranged on the slide plate seat 6, and the two linear guide rails 11 are arranged on two sides of the rotary screw rod 10 in parallel and symmetrically. The motor assembly is arranged at one end of the sliding plate seat 6 and is in driving connection with one end of the rotating screw rod 10. The sliding block assembly can be arranged on the two linear guide rails 11 in a sliding mode, the lower end of the sliding block assembly is connected with the rotating screw rod 10, and the upper end of the sliding block assembly is connected with one end of the first connecting assembly.
Can drive through motor element and rotate lead screw 10 to make slider assembly slide for slide 6, exert stress to the one end of first connecting assembly, with the actual behavior of simulation windy day experiment composite insulator 22, slider assembly can exert pressure or pulling force in this embodiment, perhaps exerts alternating pressure and pulling force, with the simulation condition that provides the true behavior of pressing close to most.
Specifically, the motor assembly includes a coupling support 9, a reducer 8, and a servo motor 7. The coupling support 9 is arranged at one end of the slide plate seat 6 and is connected with one end of the rotating screw rod 10. The speed reducer 8 is arranged at one end, far away from the sliding plate seat 6, of the coupler support 9, and the speed reducer 8 is connected with a coupler in the coupler support 9 and further connected with a rotating screw rod 10. The drive shaft of the servomotor 7 is connected to the input shaft of the reducer 8.
The embodiment of the utility model provides a can exert accurate stress at the settlement time through setting up reduction gear 8 and servo motor 7 to realize the purpose of accurate simulation.
Preferably, the sliding block assembly comprises a guide rail sliding block 12 and a sliding block seat 13, the guide rail sliding block 12 is slidably arranged on the two linear guide rails 11, and the guide rail sliding block 12 is connected with the rotary screw rod 10; the slider seat 13 is fixed on the guide rail slider 12 and can move along with the guide rail slider 12, and the slider seat 13 is connected with one end of the first connecting component. The guide rail slider 12 has the same structure as the slider in the prior art, and the detailed description of the shape and the installation manner thereof is omitted here. The slider seat 13 is a plate-shaped structure with the lower end fixed on the guide rail slider 12, and one side of the upper end of the slider seat is fixedly connected with one end of the first connecting component to drive the first connecting component to apply tension or pressure, and meanwhile, the thickness of the slider seat 13 can be selected according to different requirements.
As shown in fig. 1 to 3, the bending fatigue device for an insulator in the embodiment of the present invention further includes a bending platform support 5 having an internal space, the slide plate seat 6 is fixedly disposed on the bending platform support 5, and the fogging controller 19 is disposed in the internal space. The curved platform support 5 is arranged at one side of the mist chamber 16.
The fogging control 19 is arranged in the inner space, i.e. the fogging control 19 and the bend applying assembly are located on the same side of the fogging compartment 16 relative to the fogging compartment 16, for easy adjustment by the staff. The mist controller 19 in this embodiment can adjust the amount of mist manually or automatically.
Preferably, the bending fatigue device of the insulator further comprises a control cabinet 4 which is arranged on the bending platform bracket 5 and connected with the motor assembly, and the control cabinet 4 is provided with a touch controller 3 and a control button 2. The control cabinet 4 is capable of controlling various parameters of the bending application assembly to adjust the amount of stress applied by the bending application assembly to the test composite insulator 22.
It should be noted that the lower portion of the bending platform bracket 5 is connected with the supporting platform through the fixing bottom plate 1, so that the bending platform bracket 5 is supported more stably.
As shown in fig. 2, the first connecting assembly, the second connecting assembly, the test composite insulator 22 and the bending applying assembly constitute a set of bending fatigue assemblies, and the bending fatigue apparatus of the insulator includes at least two sets of bending fatigue assemblies symmetrically arranged in parallel.
The embodiment of the utility model provides a set up the bending fatigue subassembly that at least two sets of parallel symmetry set up and can carry out the bending fatigue test of different angles to two sets of experimental composite insulator 22 simultaneously, improve the experimental efficiency of integrated device, simultaneously, the bending fatigue subassembly that at least two sets of parallel symmetry set up can contrast mutually to reach the purpose that provides the basis for the lectotype of insulator.
Preferably, the bending fatigue device of the insulator further comprises a group of comparison components which are arranged in parallel and at intervals, each comparison component comprises a test composite insulator 22 and a fixed shaft, and two ends of each test composite insulator 22 are connected with the side wall of the fog chamber 16 through the fixed shafts. The fixed shaft can adjust its mounted position according to experimental composite insulator 22 length, and this embodiment can compare with the bending fatigue subassembly of at least two sets of parallel symmetry setting better through setting up a set of contrast subassembly.
It should be noted that the control cabinet 4 can respectively control the bending of at least two sets of bending fatigue components which are symmetrically arranged in parallel and have different speeds and angles.
As shown in fig. 1 to 3, the fog chamber 16 in the embodiment of the present invention adopts an all-aluminum alloy frame, the fog chamber 16 is provided with a front side-by-side opening 23, the main frame of the side-by-side opening 23 is composed of a main section bar 17 and an acrylic plate 18, the acrylic plate 18 is a transparent acrylic plate, and the working personnel can observe the condition inside the fog chamber 16 conveniently.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the composite insulator brittle and rotten defect simulation test considering the factors of humidity, electric field and mechanical bending can be developed, the composite insulator to be tested is arranged in a fog chamber to be applied with voltage, the fatigue strength analysis of the composite insulator to be tested under the high-voltage environment in a windy and foggy day under the condition of simulating operation is carried out, and the factors of humidity, electric field and mechanical bending are considered, so that a basis is provided for insulator type selection.
The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and the technical scheme, all can the independent assortment use between technical scheme and the technical scheme.
Claims (10)
1. An insulator bending fatigue apparatus, comprising:
a mist chamber (16) having an inner cavity;
a fogging controller (19) which is arranged outside the fogging chamber (16) and is communicated with the inner cavity;
the connecting structure comprises a first connecting assembly and a second connecting assembly, wherein the first connecting assembly and the second connecting assembly are symmetrically arranged on two opposite side walls of a fog chamber (16), one end of the first connecting assembly is arranged in the fog chamber (16), the other end of the first connecting assembly is arranged on the outer side of the fog chamber (16), one end of the second connecting assembly is arranged in the fog chamber (16), and the other end of the second connecting assembly is connected with the corresponding side wall of the fog chamber (16);
a test composite insulator (22) connected between one end of the first connection assembly and one end of the second connection assembly;
a bend application assembly in driving connection with the other end of the first connection assembly.
2. The apparatus of claim 1, wherein the bend applying assembly comprises:
a slide plate seat (6) arranged outside the mist chamber (16);
the rotating screw rod (10) is rotatably arranged on the sliding plate seat (6);
the two linear guide rails (11) are fixedly arranged on the sliding plate seat (6), and the two linear guide rails (11) are arranged on two sides of the rotating screw rod (10) in parallel and symmetrically;
the motor assembly is arranged at one end of the sliding plate seat (6) and is in driving connection with one end of the rotating screw rod (10);
the sliding block assembly is arranged on the two linear guide rails (11) in a sliding mode, the lower end of the sliding block assembly is connected with the rotating screw rod (10), and the upper end of the sliding block assembly is connected with one end of the first connecting assembly.
3. The apparatus of claim 2, wherein the motor assembly comprises:
the coupling support (9) is arranged at one end of the sliding plate seat (6) and is connected with one end of the rotating screw rod (10);
the speed reducer (8) is arranged at one end, far away from the sliding plate seat (6), of the coupling support (9);
and the servo motor (7) is connected with the speed reducer (8).
4. The bending fatigue device of an insulator according to claim 2, wherein the slider assembly comprises a guide rail slider (12) and a slider seat (13), the guide rail slider (12) is slidably arranged on two linear guide rails (11), and the guide rail slider (12) is connected with a rotary screw rod (10); the sliding block seat (13) is fixed on the guide rail sliding block (12) and can move along with the guide rail sliding block (12), and the sliding block seat (13) is connected with one end of the first connecting component.
5. The bending fatigue device of an insulator according to claim 2, further comprising a bending platform bracket (5) having an inner space, wherein the slide plate holder (6) is fixedly arranged on the bending platform bracket (5), and wherein the fogging controller (19) is arranged in the inner space.
6. The bending fatigue device of the insulator according to claim 2, further comprising a control cabinet (4) arranged on the bending platform bracket (5) and connected with the motor assembly, wherein the control cabinet (4) is provided with a touch controller (3) and a control button (2).
7. The apparatus for bending fatigue of an insulator according to claim 1,
the first connecting assembly comprises a bending top shaft (14) and a front end angle adjusting device (15), one end of the bending top shaft (14) is connected with the bending applying assembly, the other end of the bending top shaft (14) is connected with the front end angle adjusting device (15), and the front end angle adjusting device (15) is arranged in the fog chamber (16);
the second coupling assembling includes regulating spindle (21) and rear end angle adjusting device (20), and the one end and the lateral wall that fog room (16) of regulating spindle (21) correspond are connected, and the other end and the rear end angle adjusting device (20) of regulating spindle (21) are connected, and rear end angle adjusting device (20) set up in fog room (16), and front end angle adjusting device (15) and rear end angle adjusting device (20) are connected respectively at the both ends of experimental composite insulator (22).
8. A bending fatigue device of an insulator according to any of claims 1 to 7, wherein the first connecting member, the second connecting member, the test composite insulator (22) and the bending applying member constitute a set of bending fatigue members, and the bending fatigue device of an insulator comprises at least two sets of the bending fatigue members arranged symmetrically in parallel.
9. The bending fatigue device of the insulator, according to claim 8, further comprising a set of comparison components arranged in parallel and at intervals with the bending fatigue components, wherein the comparison components comprise a test composite insulator (22) and a fixed shaft, and both ends of the test composite insulator (22) are connected with the side wall of the fog chamber (16) through the fixed shaft.
10. The apparatus for bending fatigue of insulator according to claim 1, further comprising a power supply unit disposed above the fog chamber (16) and connected to both ends of the test composite insulator (22) through wires.
Priority Applications (1)
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CN202120306038.7U CN214334547U (en) | 2021-02-03 | 2021-02-03 | Bending fatigue equipment of insulator |
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CN202120306038.7U CN214334547U (en) | 2021-02-03 | 2021-02-03 | Bending fatigue equipment of insulator |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113959702A (en) * | 2021-10-29 | 2022-01-21 | 淄博千恒自动化工程有限公司 | Multifunctional windage yaw insulator swing testing machine |
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2021
- 2021-02-03 CN CN202120306038.7U patent/CN214334547U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113959702A (en) * | 2021-10-29 | 2022-01-21 | 淄博千恒自动化工程有限公司 | Multifunctional windage yaw insulator swing testing machine |
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