Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a dry-type transformer test device, which solves the technical problems mentioned in the background art.
The dry type transformer testing device comprises a workbench and a transformer main body, wherein the transformer main body is arranged on the workbench, a wiring terminal is arranged on the transformer main body, and a testing component for testing the transformer main body is arranged on one side of the workbench;
The test assembly comprises a movable seat which is slidably mounted on a workbench, a first cylinder is fixedly mounted on the outer side of the movable seat, a detection head is fixedly connected to the output end of the first cylinder, a sleeve which is mutually matched with the wiring terminal is arranged at one end of the detection head, an insulation resistance tester body is fixedly mounted on the workbench, an L-end wire and an E-end wire are respectively arranged at two ends of the insulation resistance tester body, the other end of the L-end wire is connected with the detection head, and the other end of the E-end wire is grounded.
As a further preference of the technical scheme, one end of the workbench is fixedly connected with an adjusting motor, the output end of the adjusting motor is fixedly connected with a screw rod, the screw rod is rotatably arranged on the workbench, and the movable seat is in threaded connection with the screw rod.
As a further preference of the technical scheme, the movable seat is fixedly connected with a fixed disc near one end of the transformer main body, a gear ring is rotationally connected on the fixed disc, driving gears are engaged and connected on two sides of the gear ring, a servo motor fixedly installed on the fixed disc is arranged on one side of each driving gear, mounting grooves are formed in two sides of the surface of each gear ring, a rotating plate is rotationally connected on each mounting groove, an arc-shaped plate is fixedly connected on one end of each rotating plate near the transformer main body, and bristles are arranged at the inner ends of the arc-shaped plates.
As a further preference of the technical scheme, the outer side end of the fixed disc is fixedly connected with a sliding frame, a second air cylinder is fixedly arranged on the sliding frame, an adjusting plate is fixedly connected with the output end of the second air cylinder, the adjusting plate is slidably arranged on the rotating plate, and arc rods are fixedly connected to the two sides of the rotating plate.
As a further preference of the technical scheme, dust collection holes are formed in the inner side end of the arc-shaped plate, a dust collection pipe is arranged on one side of the arc-shaped plate in a communicating mode, a rotating disc is arranged on the other end of the dust collection pipe in a communicating mode, the other end of the rotating disc is communicated with a positioning disc fixedly mounted on the movable seat in a rotating mode, a conveying pipe is arranged on the top of the rotating disc in a communicating mode, and a collecting box fixedly mounted on the movable seat is arranged on the other end of the conveying pipe.
As a further preference of the technical scheme, two sides of the fixed disc are rotationally connected with positioning shafts, driven gears meshed with the driving gears are fixedly connected on the positioning shafts, and one ends of the positioning shafts are fixedly connected with toggle rods.
As a further preferred mode of the technical scheme, the two sides of the surface of the fixed disc are fixedly connected with mounting frames, the mounting frames are connected with knocking rods in a sliding mode in the vertical direction, the knocking rods correspond to the rotating plates and the arc-shaped rods in position, the tops of the knocking rods are rotationally connected with transmission rods, the other ends of the transmission rods are rotationally connected with the rotating rods, the other ends of the rotating rods are sleeved on the positioning shafts, the outer walls of the rotating rods are fixedly connected with protruding blocks, the protruding blocks correspond to the positions of the toggle rods, limiting blocks are fixedly connected to the outer walls of the knocking rods, and damping springs sleeved on the knocking rods are arranged between the limiting blocks and the mounting frames.
Compared with the prior art, the method has the following beneficial effects:
When the brush contacts with the outer wall of the wiring terminal and rotates, dirt, dust or other impurities on the outer wall of the wiring terminal can be effectively cleaned, through the cleaning work, the insulation resistance tester body can more accurately inspect and measure the wiring terminal, potential connection problems, corrosion or abrasion and the like can be found, misjudgment or omission is avoided, after interference factors of dirt and impurities are eliminated, the accuracy and reliability of a detection result can be improved, the cleaned wiring terminal is more easily identified and measured by the insulation resistance tester body, and accordingly manual intervention and debugging time in a detection process are reduced, detection efficiency is improved, and detection period is shortened.
Through the in-process start pump body at clearance binding post, can inhale the dust and the piece that produce through the dust absorption hole in real time, effectively avoided dust and piece in work area's accumulation, clearance binding post and dust and piece around, help guaranteeing that detection equipment such as insulation resistance tester can accurately detect the processing to the transformer main part, reduced the misjudgement or the possibility of missing to examine because of dust and piece pollute and lead to, improved the accuracy and the reliability of detection.
The driving gear and a series of transmission components are driven by the servo motor, so that mechanical vibration of the brush hair is realized, friction force and contact frequency between the brush hair and the surface of the cleaned wiring terminal are remarkably enhanced, the vibration cleaning mode can effectively remove dirt, dust and other impurities compared with the traditional manual or static cleaning mode, cleaning efficiency is improved, the brush hair can better adapt to the shape and the outline of the cleaned surface due to the addition of vibration, cleaning uniformity and thoroughness are improved, and meanwhile, dirt and dust are more easily taken away by the brush hair due to the enhancement of friction force generated by vibration, so that cleaning effect is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the test assembly of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
FIG. 4 is a schematic view of the structure of a fixed disk, a gear ring, a rotating plate, an arc-shaped plate and bristles in the invention;
FIG. 5 is a schematic view of the structure of the rotating plate, the arc plate, the dust collection pipe, the rotating disc, the positioning disc and the conveying pipe in the invention;
FIG. 6 is a schematic view of the structure of the rotating plate, the arc plate, the dust suction pipe, the arc rod and the rotating disc in the invention;
FIG. 7 is a schematic view of the structure of the fixed disk, the gear ring, the sliding frame and the second cylinder in the present invention;
FIG. 8 is a schematic view of the structure of a fixed disk, an arc plate, a driving gear, a driven gear, a mounting frame and a knocking rod;
fig. 9 is a schematic structural view of a mounting frame, a striking rod, a transmission rod, a rotating rod, a bump and a toggle rod in the invention.
The device comprises a working table 1, a transformer main body 2, a wiring terminal 3, a test assembly 4, a movable seat 41, a first cylinder 42, a first cylinder 43, a detection head 44, a sleeve 45, a fixed disc 46, a gear ring 47, a rotating plate 48, an arc plate 49, bristles 410, a sliding frame 411, a second cylinder 412, an adjusting plate 413, an arc rod 414, a dust suction pipe 415, a rotating disc 416, a conveying pipe 417, a collecting box 418, a positioning disc 419, a mounting groove 420, a servo motor 421, a driving gear 422, a positioning shaft 423, a driven gear 424, a mounting frame 425, a knocking rod 426, a transmission rod 427, a rotating rod 428, a lug, 429, a poking rod 430, a limiting block 431, a damping spring 432, an insulation resistance tester body 433, an L-end lead 434, an E-end lead 435, a lead screw 436 and an adjusting motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a dry type transformer test device, which is combined with the figures 1-9, and comprises a workbench 1 and a transformer main body 2, wherein the transformer main body 2 is arranged on the workbench 1, a connecting terminal 3 is arranged in the structure of the transformer main body 2 and is used for connecting an external circuit, and a test component 4 used for carrying out various tests on the transformer main body 2 is specially designed on one side of the workbench 1;
The design of the test assembly 4 comprises a movable seat 41 which can be slidably arranged on a workbench 1, a first air cylinder 42 is fixedly arranged at the outer side end of the movable seat 41, the output end of the first air cylinder 42 is connected with a detection head 43, one end of the detection head 43 is provided with a sleeve 44 which is matched with a wiring terminal 3 of a transformer main body 2, an insulation resistance tester body 432 is fixedly arranged on the workbench 1, two ends of the insulation resistance tester body 432 are respectively connected with an L-end lead 433 and an E-end lead 434, the other end of the L-end lead 433 is connected with the detection head 43, the other end of the E-end lead 434 is grounded, when the transformer main body 2 is required to be detected, the detection head 43 and the sleeve 44 can be driven to move towards the direction of the transformer main body 2 by starting the first air cylinder 42, the sleeve 44 can be sleeved on the wiring terminal 3, the detection head 43 is ensured to be correctly connected with the wiring terminal 3, then the E-end lead is connected with the ground, the insulation resistance tester body 432 is started to detect the transformer main body 2, and the insulation resistance value is recorded;
In order to further improve the flexibility and accuracy of the test, one end of the workbench 1 is fixedly connected with an adjusting motor 436, the output end of the adjusting motor 436 is connected with a screw rod 435, the screw rod 435 is rotatably arranged on the workbench 1, the movable seat 41 is in threaded connection with the screw rod 435, the adjusting motor 436 is a forward and reverse motor, the screw rod 435 can be driven to synchronously rotate by starting the adjusting motor 436, and the movable seat 41 can be further synchronously moved, so that the synchronous movement of the detection head 43 and the sleeve 44 is realized, and the detection head 43 can detect different wiring terminals 3 of the transformer main body 2;
The end of the movable seat 41, which is close to the transformer main body 2, is fixedly connected with a fixed disc 45, a gear ring 46 is rotationally connected to the fixed disc 45, two sides of the gear ring 46 are engaged with a driving gear 421, one side of the driving gear 421 is provided with a servo motor 420 fixedly arranged on the fixed disc 45, two sides of the surface of the gear ring 46 are provided with mounting grooves 419, a rotating plate 47 is rotationally connected to the mounting grooves 419, one end of the rotating plate 47, which is close to the transformer main body 2, is fixedly connected with an arc plate 48, the inner side end of the arc plate 48 is provided with bristles 49, the driving gear 421 can be driven to synchronously rotate by starting the servo motor 420, the driving gear 421 drives the engaged gear ring 46 to synchronously rotate, the rotation of the gear ring 46 drives the rotating plate 47, the arc plate 48 and the bristles 49 to synchronously rotate, and when the arc plate 48 and the bristles 49 synchronously rotate, the outer wall of the terminal 3 can be cleaned, dirt, dust or other impurities on the outer wall of the terminal 3 can be cleaned, the insulation resistance tester body 432 can be ensured to be capable of more accurately detecting and measuring the terminal 3, potential connection problems, corrosion or abrasion and the like can be found, misjudgment or omission is avoided, dirt and impurities are prevented from interfering with the reading or judgment of the detection equipment, deviation of the detection result is caused, through cleaning, the interference factors can be eliminated, the accuracy and reliability of the detection result are improved, the cleaned terminal 3 is easier to be identified and measured by the insulation resistance tester body 432, manual intervention and debugging time in the detection process is reduced, detection efficiency is improved, and the detection period is shortened;
The outer side end of the fixed disc 45 is fixedly connected with a sliding frame 410, a second air cylinder 411 is fixedly arranged on the sliding frame 410, the output end of the second air cylinder 411 is fixedly connected with an adjusting plate 412, the adjusting plate 412 is slidably arranged on the rotating plate 47, two sides of the rotating plate 47 are fixedly connected with arc rods 413, the adjusting plate 412 can be driven to move outwards by starting the second air cylinder 411, so that the rotating plate 47 can be driven to rotate, the rotating plate 47 drives the arc plate 48 to rotate inwards, and the arc plate 48 approaches to one side of the connecting terminal 3;
The dust collection hole is formed in the inner side end of the arc plate 48, a dust collection pipe 414 is arranged on one side of the arc plate 48 in a communicating manner, a rotating disc 415 is connected to the other end of the dust collection pipe 414 in a communicating manner, a positioning disc 418 fixedly mounted on the movable seat 41 is connected to the other end of the rotating disc 415 in a communicating manner in a rotating manner, a conveying pipe 416 is arranged on the top of the rotating disc 415 in a communicating manner, a collecting box 417 fixedly mounted on the movable seat 41 is arranged on the other end of the conveying pipe 416, a pump body is arranged on the collecting box 417 and is connected with the conveying pipe 416, when the surface of the terminal 3 is cleaned, dust or debris generated in the cleaning process is sucked in through the dust collection hole by starting the pump body, the dust or debris enters the rotating disc 415 through the dust collection pipe 414, and the dust collection air flow is enabled to pass through the rotating disc 415 and the positioning disc 418 in an unimpeded manner, dust collection efficiency is maintained, the sucked air flow continues to a collecting box 417 through the conveying pipe 416, and the dust or debris is separated and deposited in the collecting box 417 due to the generated negative pressure effect, and the cleaned air is filtered and then released.
In the embodiment of the invention, in the process of detecting the transformer main body 2, firstly, an adjusting motor 436 needs to be started, the motor is started to drive a screw 435 to synchronously rotate, along with the rotation of the screw 435, a movable seat 41 synchronously moves along with the rotation of the screw 435, and the movement of the movable seat 41 further drives a detection head 43 and a sleeve 44 to synchronously move, so that the detection head 43 can detect different wiring terminals 3 on the transformer main body 2 one by one;
When the detection head 43 moves to the position of the specific wiring terminal 3, the next operation is to start the second air cylinder 411, the start of the air cylinder pushes the adjusting plate 412 to move, the movement of the adjusting plate 412 drives the rotating plate 47 to rotate, and then the rotating plate 47 drives the arc plate 48 to rotate inwards, so that the arc plate 48 approaches to one side of the wiring terminal 3, and the bristles 49 are contacted with the surface of the wiring terminal 3 along with the approach of the arc plate 48;
In order to further clean the outer wall of the wiring terminal 3, a servo motor 420 needs to be started, the driving gear 421 is driven to synchronously rotate by the starting of the motor, the gear ring 46 meshed with the driving gear 421 can be synchronously rotated by the rotation of the driving gear 421, and then the rotating plate 47, the arc plate 48 and the bristles 49 are driven to synchronously rotate, when the bristles 49 are contacted with the outer wall of the wiring terminal 3 and rotate, dirt, dust or other impurities on the outer wall of the wiring terminal 3 can be effectively cleaned, through such cleaning work, the insulation resistance tester body 432 can more accurately inspect and measure the wiring terminal 3, and the potential connection problems, corrosion or abrasion and the like can be found, so that erroneous judgment or omission is avoided, the accuracy and reliability of detection results can be improved after interference factors of dirt and impurities are eliminated, the cleaned wiring terminal 3 is more easily identified and measured by the insulation resistance tester body 432, so that manual intervention and debugging time in the detection process is reduced, the detection period is facilitated to be shortened;
in the process of cleaning the terminal 3, the pump body needs to be started at the same time to ensure that dust or debris generated in the cleaning process can be sucked by the dust suction holes, and the sucked substances can enter the rotating disc 415 through the dust suction pipe 414, and it is worth noting that the rotating disc 415 and the positioning disc 418 are rotatably connected, but the design allows dust suction air flow to pass through unhindered, so that dust suction efficiency is maintained, the sucked air flow continues to flow to the collecting box 417 through the conveying pipe 416, the dust or the debris is separated and deposited in the collecting box 417 due to the negative pressure effect generated by the pump body, and clean air is released after being filtered by the collecting box 417, so that the cleanliness of a working area is maintained, which is particularly important for precise electronic or electric equipment detection, because the dust and the debris can influence the normal operation of equipment and the accuracy of detection results, and the dust and the debris around the terminal 3 are cleaned, so that detection equipment such as an insulation resistance tester can detect the transformer main body 2, and the possibility of misjudgment or omission caused by pollution is reduced;
After the cleaning contact of the terminal 3 is completed, the following operation is to start the second cylinder 411, so that the adjusting plate 412 moves inward, the movement of the adjusting plate 412 drives the rotating plate 47, so that the arc plate 48 rotates outward, then, the first cylinder 42 is started, so that the detecting head 43 and the sleeve 44 move to one side of the transformer main body 2, the position of the arc plate 48 corresponds to the position of the terminal 3, then, the sleeve 44 is sleeved on the terminal 3, the detecting head 43 is connected with the terminal 3, the E-end lead 434 is connected with the ground, and the insulating resistance tester body 432 is started to detect the transformer main body 2, and record the value of the insulating resistance.
Embodiment two: referring to fig. 8 and 9, on the basis of the first embodiment, the positioning shaft 422 is rotatably connected to both sides of the fixed disk 45, the driven gear 423 meshed with the driving gear 421 is fixedly connected to the positioning shaft 422, one end of the positioning shaft 422 is fixedly connected with the stirring rod 429, both sides of the surface of the fixed disk 45 are fixedly connected with the mounting frame 424, the mounting frame 424 is vertically and slidably connected with the stirring rod 425, the position of the stirring rod 425 corresponds to the rotating plate 47 and the arc-shaped rod 413, the top of the stirring rod 425 is rotatably connected with the driving rod 426, the other end of the driving rod 426 is rotatably connected with the rotating rod 427, the other end of the rotating rod 427 is sleeved on the positioning shaft 422, the outer wall of the rotating rod 427 is fixedly connected with the bump 428, the bump 428 corresponds to the position of the stirring rod 429, the outer wall of the stirring rod 425 is fixedly connected with the limiting block 430, a damping spring 431 sleeved on the stirring rod 425 is arranged between the limiting block 430 and the mounting frame 424, when the driving gear 421 is driven by the servo motor 420 to rotate, the driving gear 423 and the positioning shaft 422 is synchronously rotated, the driving rod 422 is driven by the driving gear 421, the positioning rod 427 is rotationally connected with the positioning shaft 422, the rotating in the rotating direction, the driving rod 427 is rotationally connected with the driving rod 427, the rotating rod 427 is rotationally, the rotating rod 427 is continuously, and the other end of the driving rod is continuously rotates the driving rod 427, and the driving rod is continuously rotates the driving rod 428, and the driving rod is continuously rotates the driving rod, the arc-shaped rod 413 transmits vibration to the brush hair 49, the vibration can enhance friction force and contact frequency between the brush hair 49 and the surface cleaned by the wiring terminal 3, so that dirt, dust and other impurities can be removed more effectively, the cleaning efficiency can be remarkably improved by the mechanical vibration mode, dirt and abrasion on the surface of the brush hair 49 can be removed regularly by vibration cleaning, the brush hair 49 is prevented from being aged and hardened too early, the service life of the brush hair 49 is prolonged, the vibration cleaning is helpful for keeping softness and elasticity of the brush hair 49, the shape and the outline of the surface cleaned can be better adapted in the use process, the cleaning effect is improved, and meanwhile, the damage of the brush hair 49 to the surface cleaned is reduced.
In the embodiment of the present invention, when the driving gear 421 is driven to rotate by the servo motor 420, the driving gear 421 rotates synchronously with the engaged driven gear 423 and the positioning shaft 422, the positioning shaft 422 drives the toggle rod 429 to rotate synchronously, and as the toggle rod 429 rotates, it toggles the bump 428 and the rotating rod 427, so that the rotating rod 427 can drive the driving rod 426 to move, the driving rod 426 moves further to drive the knocking rod 425 and the limiting block 430 to move outwards, and compresses the damping spring 431, as the toggle rod 429 rotates continuously, when it is no longer in contact with the bump 428 and the rotating rod 427, the elastic force of the damping spring 431 starts to act to push the limiting block 430 and the knocking rod 425 to move inwards, the knocking rod 425 can knock the rotating plate 47 and the arc-shaped rod 413, in this way, the rotating plate 47 and the arc-shaped rod 413 can transmit vibration to the bristles 49, the addition of vibration can significantly enhance the friction force and the contact frequency between the bristles 49 and the surface of the terminal 3 to be cleaned, thereby more effectively removing dirt, dust and other impurities, and the mechanical vibration can not only significantly improve the cleaning efficiency, but also clean the surface of the terminal by vibration, dirt and abradant on the surface of the bristles 49 can be removed periodically, the bristles 49 are prevented from being aged and hardened too early, so that the service life of the bristles 49 is prolonged, and the vibration cleaning is also helpful for keeping the softness and elasticity of the bristles 49, so that the bristles 49 can adapt to the shape and contour of the surface to be cleaned better in the use process, the cleaning effect is improved, and meanwhile, the damage of the bristles 49 to the surface to be cleaned is reduced.
Working principle of dry-type transformer test device:
When the detection head 43 moves to the position of the wiring terminal 3, then the second air cylinder 411 is started to drive the adjusting plate 412 to move, so that the rotating plate 47 can be driven to rotate, the rotating plate 47 drives the arc plate 48 to rotate inwards, the arc plate 48 approaches to the side of the wiring terminal 3, and the bristles 49 are contacted with the surface of the wiring terminal 3;
Step two, the driving gear 421 is driven to synchronously rotate by starting the servo motor 420, so that the driving gear 421 drives the meshed gear ring 46 to synchronously rotate, and the gear ring 46 drives the rotating plate 47, the arc plate 48 and the bristles 49 to synchronously rotate, so that the rotating bristles 49 clear the outer wall of the terminal 3 when the arc plate 48 and the bristles 49 synchronously rotate;
Step three, during cleaning, dust or debris generated during cleaning is sucked into the rotating disc 415 through the dust suction hole by opening the pump body, and it is noted that the rotating disc 415 and the positioning disc 418 are rotatably connected, but the design allows dust suction air flow to pass through unhindered, so as to maintain dust suction efficiency, the sucked air flow continues to flow to the collecting box 417 through the conveying pipe 416, in the collecting box 417, dust or debris is separated and deposited in the collecting box 417 due to negative pressure generated by the pump body, and clean air is released back to the atmosphere through the special design of the collecting box 417, such as a filter screen;
Step four, after the contact is cleaned to the terminal 3, the second cylinder 411 is opened to drive the adjusting plate 412 to move inwards, so that the rotating plate 47 drives the arc plate 48 to rotate outwards, then the first cylinder 42 is opened to drive the detection head 43 and the sleeve 44 to move towards one side of the transformer main body 2, so that the position of the arc plate 48 corresponds to the position of the terminal 3, then the sleeve 44 is sleeved on the terminal 3, the detection head 43 is connected with the terminal 3, the E-end lead 434 is connected with the ground, and then the insulation resistance tester body 432 is opened to detect the transformer main body 2, and the value of the insulation resistance is recorded.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.