Disclosure of Invention
The invention aims to solve the technical problems in the prior art, provides an electric element compression test platform and a test method, and aims to ensure the safety of a test environment and the correctness of a test result and improve the test efficiency.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides an electric elements compression test platform, includes the frame, the frame includes horizontal stand and vertical support, the tip of horizontal stand is fixed with the end connection of vertical support, install between the vertical support and hang the pole, hang and seted up the spout on the pole, be provided with a plurality of slider in the spout, be fixed with the installation pole on the slider, the one end that the slider was kept away from to the installation pole is fixed and is waited to detect the component.
The installation hangs the relative one side of two vertical supports of pole and has all seted up the mounting groove, hang the both ends of pole and install in the mounting groove.
First threaded holes are formed in the two ends of the mounting groove, and the two ends of the suspension rod are fixed with the vertical support through first screws.
The upper surface of the sliding block is provided with a second threaded hole, and the sliding block and the suspension rod are fixed through a second screw.
The test device is characterized in that a third threaded hole is formed in the element to be tested, one end, far away from the sliding block, of the mounting rod is in threaded connection with the element to be tested, a fourth threaded hole is formed in the sliding block, the other end of the mounting rod is in threaded connection with the sliding block, and the thread directions of the third threaded hole and the fourth threaded hole are opposite.
A plurality of reinforcing ribs parallel to the vertical support are arranged between the horizontal supports, and universal wheels are arranged at four corners of the frame.
The frame is provided with fixed stabilizer blade on the horizontal stand that is located the below, fixed stabilizer blade includes fixed disk and lead screw elevating system, the lower extreme at lead screw elevating system is fixed to the fixed disk, the lower surface of fixed disk is provided with a plurality of archs.
The lightning arrester installation structure is characterized in that a lightning arrester installation hole is formed in the horizontal support above the frame, and a level meter is arranged in the middle of the horizontal support above the frame.
The fixed support leg is connected with a grounding wire, and a leakage ammeter interface is arranged on the grounding wire.
An electric element compression test method comprises the following steps:
1) adjusting the height of the suspension rod according to the size of the element to be detected, and fixing the height of the suspension rod by screwing a first screw;
2) adjusting the distance between the sliding blocks, and fixing the distance between the sliding blocks by screwing a second screw;
3) screwing a third threaded hole in the element to be detected into the end part of the mounting rod, and screwing the other end of the mounting rod into a second threaded hole in the sliding block;
4) and the screw rod lifting mechanism is adjusted to enable the fixed disc to be in contact with the ground, and the height of each side is ensured to be the same by combining the level gauge in the height adjusting process.
5) A leakage ammeter is connected to the grounding wire;
6) fixing the lightning arrester on the lightning arrester mounting hole, applying direct current voltage to the lightning arrester, and testing the performance of the lightning arrester;
7) and applying alternating voltage to the elements to be detected which are arranged on the mounting rod respectively to test the performance of each electrical element.
An electric element compression test platform and a test method have the advantages that: the efficiency of the test is improved, make the test process safe and reliable, avoided putting up the temporary stand in the past to the arrester, the contact box, the safety risk when female row sleeve pipe is experimental, the arrester is connected fast and stable with being connected of installing the pole with female row sleeve pipe and contact box with the frame, equally, dismantle also convenient and fast more, easily take to the transformer test scene, the contact box, female sheathed tube test lead installation of arranging is convenient, the standard, the inside field intensity of equipment under test is even, the reliability of test result has been guaranteed.
Detailed Description
The following detailed description of the embodiments of the present invention will be provided to facilitate better understanding of the technical solutions by the related art through the description of the embodiments with reference to the accompanying drawings.
As shown in fig. 1 and 2, the electrical component compression test platform comprises a vehicle frame 2, wherein the vehicle frame 2 comprises a horizontal support 22 and a vertical support 21, the end portion of the horizontal support 22 is fixedly connected with the end portion of the vertical support 21, a suspension rod 11 is installed between the vertical supports 21, a sliding groove 12 is formed in the suspension rod 11, a plurality of sliding blocks 13 are arranged in the sliding groove 12, a mounting rod 6 is fixed on each sliding block 13, and an element to be detected is fixed at one end, far away from the sliding block 13, of the mounting rod 6.
The frame 2 comprises eight horizontal supports 22 and four vertical supports 21, the eight horizontal supports 22 and the four vertical supports 21 form a rectangular frame, the suspension rod 11 is installed between two vertical supports 21, the suspension rod 11 is provided with a sliding groove 12, a sliding block 13 arranged in the sliding groove 12 can slide in the sliding groove 12, the sliding block 13 is fixed with one end of the installation rod 6, the other end of the installation rod 6 is fixed with an element to be detected, then the electrical element can be tested by connecting test leads, generally, one element to be detected needs two installation rods 6 to be fixed, the element is firmly installed, different numbers of installation rods 6 can be arranged according to test requirements, therefore, a plurality of elements to be detected can be installed simultaneously, the test efficiency is improved, and the frame 2 is a rectangular frame, has strong stability and can not tilt in the test process, because test platform is fixed, the test lead wire arranges the standard, can not take place winding scheduling problem, and this test platform's dielectric strength is better, and is less to the influence of experimental result.
It is noted that electrical components commonly used by companies include lightning arresters, contact boxes of switch cabinets and busbar bushings, but here we refer to the components to be detected as contact boxes and busbar bushings.
As shown in fig. 1 and 3, mounting grooves 14 are formed in opposite sides of two vertical supports 21 for mounting the suspension rod 11, two ends of the suspension rod 11 are mounted in the mounting grooves 14, first threaded holes are formed in two ends of each mounting groove 14, and two ends of the suspension rod 11 are fixed to the vertical supports 21 through first screws 8.
The two ends of the suspension rod 11 can move up and down in the mounting groove 14, the design is designed to be suitable for elements to be detected with different sizes, due to the fact that the sizes of a contact box and a busbar sleeve commonly used by companies are different, the practicability is improved through the design, if the size of the element to be detected is large, the suspension rod 11 is adjusted to be at a high position to guarantee a proper ground clearance, correspondingly, if the size of the element to be detected is small, the suspension rod 11 is adjusted to be at a low position, first threaded holes are formed in the two ends of the suspension rod 11, after the suspension rod 11 is adjusted to be at a proper height, the first screw 8 is screwed into the first threaded hole, the position of the suspension rod 11 is fixed after screwing, the fixing mode is simple in structure, faults are not prone to occurring, and the structure is convenient to operate.
As shown in fig. 4, a second threaded hole is formed in the upper surface of the slider 13, and the slider 13 and the suspension rod 11 are fixed by a second screw 10.
The distance between the sliding blocks 13 is adjusted according to the size of the element to be detected, then the second screw 10 is screwed into the second threaded hole, the second screw 10 is screwed, the position of the sliding block 13 in the sliding groove 12 is fixed, and then the mounting rod 6 which is already fixed with the element to be detected is screwed into the second threaded hole.
As shown in fig. 1 and 6, a third threaded hole is formed in the element to be tested, one end, far away from the slide block 13, of the mounting rod 6 is in threaded connection with the element to be tested, a fourth threaded hole is formed in the slide block 13, the other end of the mounting rod 6 is in threaded connection with the slide block 13, and the thread directions of the third threaded hole and the fourth threaded hole are opposite.
Originally, just have the mounting hole on contact box and female sleeve pipe of arranging, when testing contact box and female sleeve pipe of arranging, can utilize the mounting hole to fix ingeniously, the mounting hole is named as the third screw hole here, the external screw thread is all seted up at the both ends of installation pole 6, the opposite direction of both ends external screw thread, because the both ends of installation pole 6 screw in respectively in third screw hole and the fourth screw hole, so the screw thread direction of corresponding third screw hole and fourth screw hole should also be opposite, it generally has four mounting holes on the component to treat, in order to guarantee fixed firm and convenient operation, we utilize two mounting holes wherein, so every component to treat is fixed by two installation poles 6, because the screw thread opposite direction of third screw hole and fourth screw hole, so two installation poles 6 can install simultaneously.
As shown in FIG. 1, a plurality of reinforcing ribs 15 parallel to the vertical brackets 21 are arranged between the horizontal brackets 22.
After the elements to be detected are fixed on the mounting rod 6, the frame 2 can support certain weight, the larger the size of the elements to be detected is, the larger the number of the elements to be detected is, the larger the weight borne by the frame 2 is, and in order to ensure the stability of the frame 2 and prevent the frame 2 from toppling over, a plurality of reinforcing ribs 15 parallel to the vertical support 21 are arranged between the upper horizontal support 22 and the lower horizontal support 22, and the arrangement of the reinforcing ribs 15 improves the test safety.
As shown in fig. 1, universal wheels 1 are provided at four corners of a vehicle body frame 2.
The universal wheels 1 are arranged to facilitate the movement of the frame 2, so that the test platform has portability, is convenient to bring to a test site for use, is also convenient to store in a team storehouse, and improves the practicability of the test platform.
As shown in fig. 1 and 5, the horizontal bracket 22 of the frame 2 below is provided with a fixing leg 3, the fixing leg 3 includes a fixing plate 31 and a screw rod lifting mechanism 32, the fixing plate 31 is fixed at the lower end of the screw rod lifting mechanism 32, and the lower surface of the fixing plate 31 is provided with a plurality of protrusions 9.
After the frame 2 moves to the appointed position, the fixing support legs 3 are extended out, the fixing disc 31 slowly contacts with the ground through the adjusting screw rod lifting mechanism 32, and the ground in the test environment is not flat, so that the plurality of protrusions 9 are arranged on the lower surface of the fixing disc 31, the protrusions 9 can be inserted into the ground to ensure the level and stability of the frame 2, the fixing effect of the frame 2 is improved, and the movement of the frame 2 in the test process is prevented.
As shown in fig. 1, a lightning arrester mounting hole 5 is provided on the horizontal bracket 22 of the vehicle frame 2 located above, and a level 4 is provided at the middle position of the horizontal bracket 22 of the vehicle frame 2 located above.
The lightning arrester installation hole 5 is formed in the upper horizontal support 22, the lightning arrester installation hole is used for installing the lightning arrester as the name suggests, when the direct-current withstand voltage and leakage current test is carried out on the lightning arrester, a screw rod at the lower end of the lightning arrester is installed in the middle of the lightning arrester installation hole 5, the lightning arrester is fixed at the moment, then the voltage is applied to the lightning arrester, tests of various performances are carried out, in order to guarantee the accuracy of test data, the lightning arrester is guaranteed to have proper distance to the ground by adjusting the height of the fixing support leg 3, and the level 5 is arranged in the middle of the upper horizontal support 22 to guarantee the level of the frame 2.
As shown in fig. 1, the fixed leg 3 is connected to a ground wire 7, and the ground wire 7 is provided with a leak ammeter port.
The grounding wire 7 is a wire directly connected with the ground, the grounding wire 7 is also called a safety return line, when danger occurs, high voltage can be directly transferred to the earth, the safety of workers is ensured, in the test, because a voltage withstand test is carried out, in the process of continuously pressurizing the element to be detected, when the voltage is greater than the voltage withstand limit of the element to be detected, the insulating property of the element to be detected is reduced at the moment, or the element to be detected is not insulated any more, the frame 2 is electrified, in order to ensure the safety, high voltage is transferred to the ground through the grounding wire 7, and when the performance test of the lightning arrester, the contact box and the busbar casing is carried out, the insulating property of each element can be reflected through the index of a leakage ammeter connected to the grounding wire 7.
The utility model provides an electric elements resistance to compression test platform which concrete use does: adjusting the height of a suspension rod 11 according to the size of an element to be detected, fixing the height of the suspension rod 11 by screwing a first screw 8, then adjusting the distance between sliders 13, determining the distance between the sliders 13 according to the size and the number of the element to be detected, then fixing the distance between the sliders 13 by screwing a second screw 10, screwing a third threaded hole on the element to be detected into the end part of a mounting rod 6, screwing the other end of the mounting rod 6 into a second threaded hole on the slider 13, fixing a lightning arrester on a lightning arrester mounting hole 5, adjusting a screw rod lifting mechanism 32 to enable a fixed disc 31 to be in contact with the ground, ensuring the heights of all sides to be the same by combining a level meter 4 in the process of adjusting the height, connecting a leakage current meter on a grounding wire 7, applying direct current voltage to the lightning arrester, testing the performance of the lightning arrester, and completing the test of the lightning arrester, and applying alternating voltage to the elements to be detected which are arranged on the mounting rod 6 respectively, testing the performance of each element to be detected, and completing the test of the elements to be detected, namely the whole using process of the test platform.
An electric element compression test method comprises the following steps:
1) adjusting the height of the suspension rod 11 according to the size of the element to be detected, and fixing the height of the suspension rod 11 by screwing the first screw 8;
2) adjusting the distance between the sliding blocks 13, and fixing the distance between the sliding blocks 13 by screwing the second screw 8;
3) screwing a third threaded hole in the element to be detected into the end part of the mounting rod 6, and screwing the other end of the mounting rod 6 into a second threaded hole in the sliding block 13;
4) and the screw rod lifting mechanism 32 is adjusted to enable the fixed disc 31 to contact the ground, and the height of each side is ensured to be the same by combining the level gauge 4 in the process of adjusting the height.
5) A leakage ammeter is connected to the ground wire 7;
6) fixing the lightning arrester on the lightning arrester mounting hole 5, applying direct current voltage to the lightning arrester, and testing the performance of the lightning arrester;
7) alternating voltage is applied to the elements to be detected mounted on the mounting bar 6, respectively, and the performance of each electrical element is tested.
An electric element compression test platform and a test method have the advantages that: the efficiency of the test is improved, make the test process safe and reliable, avoided putting up the temporary stand in the past to the arrester, the contact box, the safety risk when female row sleeve pipe is experimental, the arrester is with frame 2's installation and female row sleeve pipe and contact box and installation pole 6 be connected fast and stable, equally, dismantle also convenient and fast more, easily take to the transformer test scene, the contact box, female sheathed tube test lead wire installation of arranging is convenient, the norm, the inside field intensity of equipment under test is even, the reliability of test result has been guaranteed.
The invention is described above with reference to the accompanying drawings, it is obvious that the specific implementation of the invention is not limited by the above-mentioned manner, and it is within the scope of the invention to adopt various insubstantial modifications of the inventive concept and solution, or to apply the inventive concept and solution directly to other applications without modification.