CN113029781A - Power line insulator performance test system and test method - Google Patents
Power line insulator performance test system and test method Download PDFInfo
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- CN113029781A CN113029781A CN202110256286.XA CN202110256286A CN113029781A CN 113029781 A CN113029781 A CN 113029781A CN 202110256286 A CN202110256286 A CN 202110256286A CN 113029781 A CN113029781 A CN 113029781A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
Abstract
The invention provides a power line insulator performance test system and a test method. The invention can solve the following problems in the process of testing the performance of the power line insulator: a. the line insulator is an important structural support, so the structural strength performance of the line insulator is particularly important, most of the traditional insulator performance tension tests are performed manually at present, the working efficiency is low in the mode, the tension test strength of each time is different, the tension test angle is single, and the tension test of the insulator from all angles is not considered; b. the existing tensile test device in the existing market basically carries out the tensile test to single, does not consider to carry out the batch test, leads to its working strength big, needs a large amount of repetitive work of seat, and work efficiency is also low simultaneously.
Description
Technical Field
The invention relates to the technical field of power line insulator performance testing, in particular to a power line insulator performance testing system and a power line insulator performance testing method.
Background
The line insulator is an industrial product and is used for insulating and hanging wires in high-voltage and ultrahigh-voltage alternating-current and direct-current transmission lines. The insulator is an important component of the power transmission line, is a unique electric insulating part and an important structural support part, and the reasonability of the performance and the configuration of the insulator directly influences the safe and stable operation of the line. The insulators adopted by the power transmission line of the power supply office mainly comprise two types, namely a disc-shaped suspension glass insulator applied to a tension string, and a rod-shaped suspension composite insulator applied to a suspension string and a jumper string. In long-term operation, the two types of insulators show different operating properties and characteristics.
At present, the following problems exist in the process of testing the performance of the power line insulator: a. the line insulator is an important structural support, so the structural strength performance of the line insulator is particularly important, most of the traditional insulator performance tension tests are performed manually at present, the working efficiency is low in the mode, the tension test strength of each time is different, the tension test angle is single, and the tension test of the insulator from all angles is not considered; b. the existing tensile test device in the existing market basically carries out the tensile test to single, does not consider to carry out the batch test, leads to its working strength big, needs a large amount of repetitive work of seat, and work efficiency is also low simultaneously.
Disclosure of Invention
Technical problem to be solved
The invention provides a power line insulator performance test system and a test method, which can solve the following problems in the power line insulator performance test process: a. the line insulator is an important structural support, so the structural strength performance of the line insulator is particularly important, most of the traditional insulator performance tension tests are performed manually at present, the working efficiency is low in the mode, the tension test strength of each time is different, the tension test angle is single, and the tension test of the insulator from all angles is not considered; b. the existing tensile test device in the existing market basically carries out the tensile test to single, does not consider to carry out the batch test, leads to its working strength big, needs a large amount of repetitive work of seat, and work efficiency is also low simultaneously.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme: a power line insulator performance test system comprises a base, a clamping and fixing mechanism and a tension test mechanism, wherein the clamping and fixing mechanism is fixedly installed on the upper end face of the base, the tension test mechanism is arranged right above the clamping and fixing mechanism, and the tension test mechanism is fixedly installed on the base; wherein:
the clamping and fixing mechanism comprises a clamping block, clamping rods, auxiliary springs, a moving block, a double-shaft screw rod, a fixing block, a clamping motor, a linkage chain wheel and a transmission chain, wherein a plurality of circular grooves are formed in the upper end surface of the base from left to right and from front to back, insulators are placed in the circular grooves, clamping blocks are arranged on the left and right sides of the insulators on the same straight line from front to back and are distributed in a bilateral symmetry manner, the clamping blocks are arranged on the upper end surface of the base in a sliding manner, the moving block is arranged on the upper end surface of the base in a front-back symmetry manner, the clamping blocks on the two sides of the insulators are rotatably connected with the clamping rods at the front and back positions relative to the outer side wall, the other ends of the clamping rods are rotatably installed on the moving block, the clamping; the fixed block that is provided with is fixed to base up end front and back end, base top bilateral symmetry is provided with the biax screw rod, the biax screw rod front and back end is fixed on the fixed block through the bearing, the movable block left and right sides end is established on the biax screw rod through the screw-thread fit mode slip cover, the fixed cover of biax screw rod one end is equipped with the sprocket, two the sprocket that links is connected through the driving chain, the sprocket that links is located the fixed block outside, one biax screw rod one end is connected with centre gripping motor output through the shaft coupling, the centre gripping motor passes through the motor.
The tension testing mechanism comprises a mounting plate, a balance stable branched chain, a downward-pressing air cylinder, a lifting plate, a tensioning spring, a pull rope, an angle swing branched chain, a mounting seat, a clamping branched chain, a supporting column and a tension spring, wherein the mounting plate is arranged right above the base, the supporting columns are fixedly mounted at four corners of the upper end surface of the base, the upper end surface of the supporting column is fixedly mounted on the mounting plate, the lifting plate is arranged right below the mounting plate, the lifting plate is sleeved on the supporting column in a sliding manner, the downward-pressing air cylinder is fixedly mounted at the middle part of the lower end surface of the mounting plate, the output end of the downward-pressing air cylinder is contacted with the upper end surface of the lifting plate, the corners of the mounting plate and the lifting plate are connected through the balance stable branched chain, the lower end surface of the lifting plate is uniformly and fixedly connected, the lower end of the tension spring is fixedly connected with a pull rope, a plurality of angle swing branch chains are arranged on the pull rope, the lower end of the pull rope is fixedly connected with a mounting seat, the mounting seat is integrally of a cylindrical structure with an opening at the lower end, a clamping branch chain is arranged on the mounting seat, an extension spring is sleeved on the support column and is located between the base and the lifting plate, and the elasticity of the extension spring is greater than that of the tension spring.
Preferably, press from both sides tight branch including pressing from both sides tight groove, pressing from both sides tight piece, pull rod and clamping spring, bilateral symmetry's tight groove of clamp is seted up to mount pad inside wall lower extreme department, press from both sides tight inslot slidable mounting and press from both sides tight piece, press from both sides tight piece towards the terminal surface fixed mounting even pull rod that presss from both sides tight groove, the pull rod other end slides and passes the mount pad, the cover is equipped with clamping spring on the pull rod, clamping spring is located and presss from both sides tight inslot, is located the mount pad outside the pull rod tip is provided with the grab handle.
Preferably, angle swing branch chain include the lantern ring, connecting rod, swing frame, electric putter and installation piece, the slip cover is equipped with the lantern ring on the stay cord, and is a plurality of the lantern ring passes through connecting rod looks fixed connection, and is a plurality of the connecting rod is all fixed on the swing frame, the swing frame is back style of calligraphy structure, four turnings of swing frame are in the electric putter output and rotate the installation, electric putter rotates and installs on the installation piece, the installation piece is fixed to be set up on the fixed block.
Preferably, the balanced stable branch chain include a connecting rod and No. two connecting rods, the equal fixed mounting of terminal surface corner and lifter plate up end corner has the fixing base under the mounting panel, a connecting rod one end is rotated and is installed on the fixing base of mounting panel, the connecting rod other end rotates with No. two connecting rod one end mutually and is connected, No. two connecting rod other ends rotate and install on the fixing base on the lifter plate.
Preferably, the clamping block is provided with an arc-shaped groove uniformly from front to back towards the side surface of the insulator, and the insulator is clamped and fixed by the arc-shaped groove.
Preferably, the whole clamping block is of a semicircular arc structure, and the lower end face of the clamping block, which is far away from the pull rod, is provided with an inclined surface which is convenient for the insulator to push the clamping block.
In addition, the invention also provides a test method of the power line insulator performance test system, which comprises the following steps:
s1, system checking: checking the operation of the power line insulator performance test system before starting the system;
s2, clamping the insulator: placing an insulator to be tested in a circular groove on a base, and then clamping and fixing the insulator by a clamping and fixing mechanism;
s3, tensile test: and clamping the top of the insulator by the mounting seat connected with the pull rope through the clamping branch chain, and then testing the performance of the insulator by the tension testing mechanism.
(III) advantageous effects
1. The invention provides a power line insulator performance test system and a test method, which can solve the following problems in the power line insulator performance test process: a. the line insulator is an important structural support, so the structural strength performance of the line insulator is particularly important, most of the traditional insulator performance tension tests are performed manually at present, the working efficiency is low in the mode, the tension test strength of each time is different, the tension test angle is single, and the tension test of the insulator from all angles is not considered; b. the existing tensile test device in the existing market basically carries out the tensile test to single, does not consider to carry out the batch test, leads to its working strength big, needs a large amount of repetitive work of seat, and work efficiency is also low simultaneously.
2. According to the clamping and fixing mechanism designed by the invention, the characteristic of the double-shaft screw is utilized to drive the two moving blocks to synchronously move, so that the two clamping blocks move towards the direction of clamping the insulators under the action of the clamping rod and the auxiliary spring to clamp and fix the insulators, thus the mass clamping and fixing are realized, the tensile test on a plurality of insulators is convenient, the arc-shaped grooves are formed in the clamping blocks, the insulators are clamped through the arc-shaped grooves, and the insulators are prevented from being separated from the clamping blocks.
3. According to the tension testing mechanism designed by the invention, the stay cord is straightened and tightened by utilizing the elastic characteristic of the spring, so that the stay cord can be used for carrying out tension testing on the insulator, and meanwhile, the tension spring is arranged, so that the stay cord is prevented from being broken in the tension testing process.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a three-dimensional block diagram of the present invention;
FIG. 2 is a three-dimensional block diagram of a clamping fixture according to the present disclosure;
FIG. 3 is a three-dimensional block diagram of an angular swinging branch chain in the present specification;
FIG. 4 is a front cross-sectional view of the present invention;
FIG. 5 is a top cross-sectional view of a clamping fixture according to the teachings of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 3 in accordance with the teachings of the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 4 taken at B in the present specification;
fig. 8 is a work object of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 8, a power line insulator performance testing system includes a base 1, a clamping and fixing mechanism 2 and a tension testing mechanism 3, wherein the clamping and fixing mechanism 2 is fixedly installed on the upper end face of the base 1, the tension testing mechanism 3 is arranged right above the clamping and fixing mechanism 2, and the tension testing mechanism 3 is fixedly installed on the base 1.
The clamping and fixing mechanism 2 comprises a clamping block 21, a clamping rod 22, an auxiliary spring 23, a moving block 24, a double-shaft screw rod 25, a fixing block 26, a clamping motor 27, a linkage chain wheel 28 and a transmission chain 29, the upper end surface of the base 1 is provided with a plurality of circular grooves from left to right and from front to back, insulators are placed in the circular grooves, the left side and the right side of the insulators which are positioned on the same straight line from front to back are provided with holding blocks, the clamping blocks 21 are symmetrically distributed left and right, the clamping blocks 21 are arranged on the upper end surface of the base 1 in a sliding manner, the moving blocks 24 are symmetrically arranged on the upper end surface of the base 1 in a sliding manner from front to back, the clamping blocks 21 on the two sides of the insulator are rotatably connected with clamping rods 22 at the front and back positions relative to the outer side wall, the other end of the clamping rod 22 is rotatably mounted on a moving block 24, the clamping rods 22 positioned on two sides of the insulator are distributed in a bilateral symmetry manner, and an auxiliary spring 23 is fixedly connected between the clamping rod 22 and the moving block 24; fixed block 26 is fixed to be provided with in the front and back end of 1 up end of base, 1 top bilateral symmetry of base is provided with biax screw rod 25, the biax screw rod 25 front and back end is fixed on fixed block 26 through the bearing, the movable block 24 left and right ends is established on biax screw rod 25 through the sliding sleeve of screw-thread fit mode, the fixed cover of biax screw rod 25 one end is equipped with sprocket 28, two sprocket 28 is connected through driving chain 29, sprocket 28 is located the fixed block 26 outside, one sprocket 25 one end is connected with centre gripping motor 27 output through the shaft coupling, centre gripping motor 27 passes through the motor cabinet and installs on fixed block 26.
The clamping block 21 is provided with arc-shaped grooves towards the side surface of the insulator from front to back, and the insulator is clamped and fixed by the arc-shaped grooves.
During specific work, in the first step, an insulator to be tested is placed in a circular groove on a base 1, then a clamping motor 27 is started, the clamping motor 27 drives a linkage chain wheel 28 on one double-shaft screw 25 to rotate, the linkage chain wheel 28 is connected through a transmission chain 29, all the double-shaft screws 25 start to rotate synchronously, and therefore the double-shaft screw 25 drives two moving blocks 24 to move towards the center of the base 1 in a thread matching mode;
secondly, the moving block 24 pushes the clamping rod 22, so that the clamping rod 22 rotates towards the direction of the auxiliary spring 23 under the action of the auxiliary spring 23, and then the clamping rod 22 drives the clamping blocks 21 to move towards the insulator, so that the clamping blocks 21 on two sides of the insulator clamp and fix the insulator, and meanwhile, the clamping blocks 21 are provided with arc-shaped grooves, so that the insulator is clamped in the arc-shaped grooves, and the insulator is clamped stably;
thirdly, after the tension testing mechanism 3 completes the tension test on the insulator, the clamping motor 27 rotates reversely, so that the clamping motor 27 drives the double-shaft screw rod 25 to rotate reversely, the moving block 24 moves towards the direction far away from the clamping block 21, and the clamping rod 22 drives the clamping block 21 to move towards the direction far away from the insulator, so that the insulator is taken out.
The tension testing mechanism 3 comprises a mounting plate 31, a balanced and stable branched chain 32, a downward-pressing cylinder 33, a lifting plate 34, a tensioning spring 35, a pulling rope 36, an angle swing branched chain 37, a mounting seat 38, a clamping branched chain 39, a supporting column 310 and an extension spring 311, wherein the mounting plate 31 is arranged right above the base 1, the supporting column 310 is fixedly mounted at four corners of the upper end surface of the base 1, the upper end surface of the supporting column 310 is fixedly mounted on the mounting plate 31, the lifting plate 34 is arranged right below the mounting plate 31, the lifting plate 34 is slidably sleeved on the supporting column 310, the downward-pressing cylinder 33 is fixedly mounted at the middle part of the lower end surface of the mounting plate 31, the output end of the downward-pressing cylinder 33 is contacted with the upper end surface of the lifting plate 34, the mounting plate 31 and the lifting plate 34 are connected through the balanced and stable branched chain 32, the lower end surface of the lifting, the tensioning spring 35 is matched with a circular groove on the upper end face of the base 1 in a one-to-one correspondence mode, a pulling rope 36 is fixedly connected to the lower end of the tensioning spring 35, an angle swing branch chain 37 is arranged on the pulling rope 36 in a plurality of modes, a mounting seat 38 is fixedly connected to the lower end of the pulling rope 36, the mounting seat 38 is integrally of a cylindrical structure with an opening at the lower end, a clamping branch chain 39 is arranged on the mounting seat 38, an extension spring 311 is sleeved on the supporting column 310, the pulling rope 36 is located between the base 1 and the lifting plate 34, and the elasticity of the extension spring 311 is larger than that of the tensioning.
The clamping branch chain 39 comprises a clamping groove 391, a clamping block 392, a pull rod 393 and a clamping spring 394, the lower end of the inner side wall of the mounting seat 38 is provided with the clamping groove 391 which is bilaterally symmetrical, the clamping block 392 is installed in the clamping groove 391 in a sliding manner, the end face, facing the clamping groove 391, of the clamping block 392 is fixedly provided with the even pull rod 393, the other end of the pull rod 393 penetrates through the mounting seat 38 in a sliding manner, the clamping spring 394 is sleeved on the pull rod 393, the clamping spring 394 is located in the clamping groove 391, and the end portion, located outside the mounting seat 38, of the pull rod 393 is provided with.
The angle swing branched chain 37 comprises a lantern ring 371, a connecting rod 372, a swing frame 373, an electric push rod 374 and an installation block 375, the lantern ring 371 is sleeved on the pull rope 36 in a sliding mode, the lantern rings 371 are fixedly connected with each other through the connecting rod 372, the connecting rods 372 are all fixed on the swing frame 373, the swing frame 373 is of a shape like a Chinese character 'hui', four corners of the swing frame 373 are located at the output end of the electric push rod 374 and are rotatably installed, the electric push rod 374 is rotatably installed on the installation block 375, and the installation block 375 is fixedly arranged on the fixed block 26.
The clamping block 392 is integrally of a semicircular arc-shaped structure, and the lower end face of the clamping block 392 is provided with an inclined surface away from the pull rod 393, so that the insulator can push the clamping block 392 conveniently.
When the lifting device works specifically, in the first step, the pressing cylinder 33 is started, the output end of the pressing cylinder 33 pushes the mounting plate 31 to move downwards, so that the mounting plate 31 starts to compress the extension spring 311, and meanwhile, the first connecting rod 321 and the second connecting rod 322 between the mounting plate 31 and the lifting plate 34 start to open, so that the lifting plate 34 can stably move downwards, the influence on the moving degree of the pull rope 36 due to deflection and shake is avoided, and meanwhile, the first connecting rod 321 and the second connecting rod 322 are arranged, so that the lifting plate 34 can be limited in stroke to a certain degree when moving upwards and downwards, and the lifting plate is prevented from excessively moving downwards;
secondly, the lower port of the mounting seat 38 is pressed downwards to be sleeved on the top of the insulator, the top of the insulator is pressed to push the inclined surface of the clamping block 392, the clamping block 392 moves towards the direction of compressing the clamping spring 394, the top of the insulator moves into the mounting seat 38 smoothly, then the clamping block 21 returns to the initial position under the action of the clamping spring 394, clamping and clamping on the top of the insulator are achieved at the moment, after the tension test is completed, the pull rod 393 is pulled manually through the grab handle, the clamping block 392 moves towards the clamping groove 391 again, the clamping spring 394 is compressed, then the top of the insulator is separated from the mounting seat 38, and under the action of the clamping spring 394, the clamping block 392 returns to the initial position again;
and thirdly, after all insulators are clamped on the mounting seat 38, starting the lower air cylinder 33, enabling the output end of the lower air cylinder 33 to move upwards, enabling the output end of the lower air cylinder 33 not to limit the lifting plate 34 by extrusion, then, under the action of the extension spring 311, enabling the lifting plate 34 to move upwards, until the pull rope 36 is straightened and tightened, and pulling the top of the insulator to perform tension test, meanwhile, starting the electric push rods 374 on the mounting block 375, mutually matching the electric push rods 374, and jointly acting, enabling the swing frame 373 to perform circumferential swing, and driving the pull rope 36 to swing at different angles through the lantern ring 371, so that the pull rope 36 performs tension test on the insulators at different angles.
In addition, the invention also provides a test method of the power line insulator performance test system, which comprises the following steps:
s1, system checking: checking the operation of the power line insulator performance test system before starting the system;
s2, clamping the insulator: placing an insulator to be tested in a circular groove on a base 1, and then clamping and fixing the insulator by a clamping and fixing mechanism 2;
s3, tensile test: the mounting seat 38 connected with the pull rope 36 clamps the top of the insulator through the clamping branch chain 39, and then the insulator performance test is carried out through the tension testing mechanism 3.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a power line insulator capability test system, includes base (1), centre gripping fixed establishment (2) and tensile test mechanism (3), its characterized in that: the clamping and fixing mechanism (2) is fixedly installed on the upper end face of the base (1), a tension testing mechanism (3) is arranged right above the clamping and fixing mechanism (2), and the tension testing mechanism (3) is fixedly installed on the base (1); wherein:
the clamping and fixing mechanism (2) comprises a clamping block (21), a clamping rod (22), an auxiliary spring (23), a moving block (24), a double-shaft screw rod (25), a fixing block (26), a clamping motor (27), a linkage chain wheel (28) and a transmission chain (29), wherein a plurality of circular grooves are formed in the upper end face of the base (1) from left to right and from front to back, insulators are placed in the circular grooves, clamping blocks are arranged on the left side and the right side of the insulators on the same straight line from front to back and are symmetrically distributed left and right, the clamping block (21) is arranged on the upper end face of the base (1) in a sliding mode, the moving block (24) is arranged on the upper end face of the base (1) in a sliding mode from front to back, the clamping block (21) positioned on the two sides of the insulators is rotatably connected with the clamping rod (22) at the front and back positions relative to, the clamping rods (22) positioned on the two sides of the insulator are distributed in a bilateral symmetry mode, and an auxiliary spring (23) is fixedly connected between each clamping rod (22) and the corresponding moving block (24); the front end and the rear end of the upper end face of the base (1) are fixedly provided with fixed blocks (26), double-shaft screws (25) are symmetrically arranged on the left side and the right side above the base (1), the front end and the rear end of each double-shaft screw (25) are fixed on the fixed blocks (26) through bearings, the left end and the right end of each movable block (24) are slidably sleeved on the corresponding double-shaft screws (25) in a threaded fit mode, one end of each double-shaft screw (25) is fixedly sleeved with a linkage chain wheel (28), the two linkage chain wheels (28) are connected through a transmission chain (29), the linkage chain wheels (28) are located outside the fixed blocks (26), one end of each double-shaft screw (25) is connected with the output end of a clamping motor (27) through a coupler;
the tension testing mechanism (3) comprises a mounting plate (31), a balanced and stable branched chain (32), a pressing cylinder (33), a lifting plate (34), a tensioning spring (35), a pull rope (36), an angle swing branched chain (37), a mounting seat (38), a clamping branched chain (39), a supporting column (310) and a tension spring (311), wherein the mounting plate (31) is arranged right above the base (1), the supporting columns (310) are fixedly mounted at four corners of the upper end face of the base (1), the upper end face of the supporting column (310) is fixedly mounted on the mounting plate (31), the lifting plate (34) is arranged right below the mounting plate (31), the lifting plate (34) is sleeved on the supporting column (310) in a sliding manner, the pressing cylinder (33) is fixedly mounted at the middle part of the lower end face of the mounting plate (31), the output end of the pressing cylinder (33) is in contact with the upper end face of the lifting, the mounting plate (31) is connected with the corner of the lifting plate (34) through a balancing and stabilizing branched chain (32), the lower end surface of the lifting plate (34) is uniformly and fixedly connected with a tensioning spring (35) from left to right and from front to back, the tension springs (35) are correspondingly matched with the circular grooves on the upper end surface of the base (1) one by one, the lower end of the tension spring (35) is fixedly connected with pull ropes (36), a plurality of angle swing branch chains (37) are arranged on the pull ropes (36), the lower end of the pull rope (36) is fixedly connected with an installation seat (38), the installation seat (38) is integrally of a cylindrical structure with an opening at the lower end, a clamping branched chain (39) is arranged on the mounting seat (38), an extension spring (311) is sleeved on the supporting column (310), the pull rope (36) is positioned between the base (1) and the lifting plate (34) through a spring, the elasticity of the tension spring (311) is greater than the elasticity of the tension spring (35).
2. The power line insulator performance testing system of claim 1, wherein: the clamping branch chain (39) comprises a clamping groove (391), a clamping block (392), a pull rod (393) and a clamping spring (394), the clamping groove (391) is arranged at the lower end of the inner side wall of the mounting seat (38) in bilateral symmetry, the clamping block (392) is installed in the clamping groove (391) in a sliding mode, the clamping block (392) is fixedly installed on the end face of the clamping groove (391) towards the even pull rod (393), the other end of the pull rod (393) penetrates through the mounting seat (38) in a sliding mode, the clamping spring (394) is sleeved on the pull rod (393), the clamping spring (394) is located in the clamping groove (391), and a grab handle is arranged at the end portion of the pull rod (393) located outside the mounting seat (38).
3. The power line insulator performance testing system of claim 1, wherein: angle swing branch chain (37) include lantern ring (371), connecting rod (372), swing frame (373), electric putter (374) and installation piece (375), sliding sleeve is equipped with lantern ring (371) on stay cord (36), and is a plurality of lantern ring (371) is through connecting rod (372) looks fixed connection, and is a plurality of connecting rod (372) are all fixed on swing frame (373), swing frame (373) are back style of calligraphy structure, four corners of swing frame (373) are in electric putter (374) output phase and rotate the installation, electric putter (374) are rotated and are installed on installation piece (375), installation piece (375) are fixed to be set up on fixed block (26).
4. The power line insulator performance testing system of claim 1, wherein: balanced stable branch chain (32) include connecting rod (321) and No. two connecting rods (322), terminal surface corner and lifter plate (34) up end corner equal fixed mounting have the fixing base under mounting panel (31), connecting rod (321) one end is rotated and is installed on the fixing base of mounting panel (31), a connecting rod (321) other end rotates with No. two connecting rod (322) one end mutually and is connected, No. two connecting rod (322) other end rotates and installs on the fixing base on lifter plate (34).
5. The power line insulator performance testing system of claim 1, wherein: the clamping block (21) is provided with arc-shaped grooves towards the side face of the insulator from front to back, and the insulator is clamped and fixed by the arc-shaped grooves.
6. A power line insulator performance testing system according to claim 2, wherein: the clamping block (392) is integrally of a semicircular arc-shaped structure, and the lower end face of the clamping block (392) far away from the pull rod (393) is provided with an inclined face which is convenient for the insulator to push the clamping block (392).
7. The power line insulator performance testing system of claim 1, wherein: the testing method of the power line insulator performance testing system comprises the following steps:
s1, system checking: checking the operation of the power line insulator performance test system before starting the system;
s2, clamping the insulator: placing an insulator to be tested in a circular groove on a base (1), and then clamping and fixing the insulator by a clamping and fixing mechanism (2);
s3, tensile test: and clamping the top of the insulator by a mounting seat (38) connected with a pull rope (36) through a clamping branch chain (39), and then carrying out the performance test of the insulator through a tension testing mechanism (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110256286.XA CN113029781A (en) | 2021-03-09 | 2021-03-09 | Power line insulator performance test system and test method |
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| CN202110256286.XA CN113029781A (en) | 2021-03-09 | 2021-03-09 | Power line insulator performance test system and test method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910357A (en) * | 2022-07-11 | 2022-08-16 | 徐州恒乾紧固件制造有限公司 | Metal fastener strength detection device and detection method |
| CN116448580A (en) * | 2023-06-13 | 2023-07-18 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Filling material pressure-bearing performance test auxiliary device |
| CN117330420A (en) * | 2023-12-01 | 2024-01-02 | 深圳市华科精密组件有限公司 | Hardware terminal performance detection equipment and technology |
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2021
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114910357A (en) * | 2022-07-11 | 2022-08-16 | 徐州恒乾紧固件制造有限公司 | Metal fastener strength detection device and detection method |
| CN116448580A (en) * | 2023-06-13 | 2023-07-18 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Filling material pressure-bearing performance test auxiliary device |
| CN116448580B (en) * | 2023-06-13 | 2023-08-25 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Filling material pressure-bearing performance test auxiliary device |
| CN117330420A (en) * | 2023-12-01 | 2024-01-02 | 深圳市华科精密组件有限公司 | Hardware terminal performance detection equipment and technology |
| CN117330420B (en) * | 2023-12-01 | 2024-03-19 | 深圳市华科精密组件有限公司 | Hardware terminal performance detection equipment and technology |
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Application publication date: 20210625 |