CN113945868A - Transformer testing device - Google Patents
Transformer testing device Download PDFInfo
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- CN113945868A CN113945868A CN202111264297.9A CN202111264297A CN113945868A CN 113945868 A CN113945868 A CN 113945868A CN 202111264297 A CN202111264297 A CN 202111264297A CN 113945868 A CN113945868 A CN 113945868A
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- 238000012360 testing method Methods 0.000 title claims abstract description 181
- 239000000463 material Substances 0.000 claims abstract description 79
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 4
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- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 230000004075 alteration Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/62—Testing of transformers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/72—Testing of electric windings
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- Power Engineering (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The embodiment of the application provides a transformer testing device, the transformer testing device is connected with a blanking assembly through a sorting assembly, the conveying assembly is provided with the detachable material assembly, the testing assembly is arranged above the detachable material assembly, and the testing assembly is provided with a detachable assembly; the detachable material assembly is fed to the conveying assembly through the feeding assembly, the detachable assembly on the testing assembly moves downwards to test the transformer, the control assembly controls the sorting assembly to pick out unqualified transformers to be tested, and the discharging assembly discharges qualified transformers to be tested. Through can dismantle the subassembly with can dismantle the material subassembly for when the device need test different transformers, only need to change can to dismantle the dismantlement test piece on the subassembly, different transformers use different material dishes can, the device has the universality, can adapt to different transformers.
Description
Technical Field
The invention relates to the field of mechanical test equipment, in particular to a transformer test device.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and the main components are a primary coil, a secondary coil and a magnetic core, and the transformer has the main functions of: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization, etc., are one of the main devices in an electric power system. The performance of the transformer directly affects the safe operation of the power system, so the testing of the transformer is very important. The detection of the transformer comprises measuring the direct current resistance of the winding and the sleeve of the transformer so as to check the welding quality of a lead wire joint inside the winding, the welding quality of a lead wire and the winding joint, the tapping positions of the voltage tapping switch, whether the lead wire is in good contact with the sleeve, whether the parallel branch connection is correct, whether the current-carrying part of the transformer has a short circuit condition and the winding has a short circuit phenomenon, whether the position of the tapping switch is correct, and the like.
In order to improve the testing efficiency, the prior art generally adopts a comprehensive tester to simultaneously measure various parameters of the transformer, the comprehensive tester comprises a feeding unit, a testing unit and a classified blanking unit, the feeding unit conveys the transformer to be tested to the testing unit, the testing unit performs comprehensive testing on various parameters of the transformer, and the transformer is divided into qualified products and unqualified products according to the testing result and is classified and blanked by the classified blanking unit.
However, the comprehensive tester in the prior art has the following disadvantages that the performance testing device of different transformers cannot be replaced, the comprehensive tester cannot adapt to different transformers, and the testing device and the material device cannot be replaced simultaneously.
Disclosure of Invention
In view of the above, embodiments of the present invention are proposed in order to provide a transformer testing apparatus that overcomes or at least partially solves the above mentioned problems.
The embodiment of the invention discloses a transformer testing device, which comprises a control device, a rack, a feeding assembly, a testing assembly, a conveying assembly, a discharging assembly, a detachable material assembly and a sorting assembly, wherein the sorting assembly is used for sorting out unqualified transformers to be tested;
the control device is electrically connected with the testing assembly, the conveying assembly and the sorting assembly respectively; the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly and the discharging assembly are arranged in the rack;
the starting end of the conveying assembly is provided with the feeding assembly, the terminal of the conveying assembly is connected with the discharging assembly through the sorting assembly, the conveying assembly is provided with the detachable material assembly, the test assembly is arranged above the detachable material assembly, and the test assembly is provided with a detachable assembly;
when the device operates, the transformer is placed in the detachable material assembly, the control device controls the conveying assembly, the detachable material assembly passes through the feeding assembly to be fed to the conveying assembly, the control assembly controls the detachable assembly on the testing assembly to move downwards to test the transformer, the control assembly controls the sorting assembly to pick out the unqualified transformer to be tested, and the blanking assembly is used for blanking the qualified transformer to be tested.
Preferably, the detachable assembly comprises a telescopic cylinder, a sliding rail assembly, a moving assembly, a fixed frame and a detachable test block for testing the performance of the transformer;
the control device is respectively and electrically connected with the telescopic cylinder and the detachable test block, the lower part of the telescopic cylinder is connected with the slide rail assembly, one side of the slide rail assembly is connected with the moving assembly, the other side of the slide rail assembly is connected with the fixed frame, and the detachable test block is arranged on the moving assembly; wherein at least one detachable test block is arranged;
the moving assembly is connected with the detachable test block through a detachable device;
when the device runs, the detachable testing block is inserted into the moving assembly, the control device controls the telescopic cylinder to drive the moving assembly to reciprocate on the sliding rail assembly and drive the detachable testing block on the moving assembly to reciprocate, and therefore the detachable testing block performs performance testing on the transformer.
Preferably, the detachable device comprises grooves/bulges arranged at two sides of the detachable test block and bulges/grooves arranged on the moving component;
the clamping protrusion is matched with the groove.
Preferably, the detachable material assembly comprises a chassis, a connecting device and a material tray for accommodating the transformer; the material tray is connected with the chassis through the connecting device; wherein, the connecting devices are at least provided with two groups;
the connecting device comprises a first connecting piece arranged on the material tray and a second connecting piece arranged on the chassis; the first connecting piece is connected with the second connecting piece in a buckling mode.
Preferably, the second connector comprises a first protrusion and a second protrusion; the middle part of the first connecting piece is connected with two sides of the second connecting piece in a concave manner;
the first protruding portion and the second protruding portion are arranged oppositely, and a space for accommodating the first connecting piece is arranged between the first protruding portion and the second protruding portion.
Preferably, the conveyor assembly comprises a first conveyor belt and a second conveyor belt;
the first conveyor belt and the second conveyor belt are arranged in parallel, and two sides of the chassis are respectively connected with the first conveyor belt and the second conveyor belt.
Preferably, the test assembly comprises a high-voltage test assembly, an inter-turn test assembly, a bias current test assembly and a comprehensive test assembly;
the high-voltage testing assembly, the inter-turn testing assembly, the bias current testing assembly and the comprehensive testing assembly are all provided with the detachable assemblies.
Preferably, the outer side of the frame is provided with the frame outer cover.
Preferably, the rack housing comprises an upper housing and a lower housing;
the upper outer cover is connected with the lower outer cover through the rack.
Preferably, the sorting assembly comprises a sorting motor and a manipulator electrically connected with the sorting motor.
The present application specifically includes the following advantages:
in the embodiment of the application, the transformer sorting device comprises a control device, a rack, a feeding assembly, a testing assembly, a conveying assembly, a discharging assembly, a detachable material assembly and a sorting assembly for sorting out unqualified transformers to be tested; the control device is electrically connected with the testing assembly, the conveying assembly and the sorting assembly respectively; the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly and the discharging assembly are arranged in the rack; the starting end of the conveying assembly is provided with the feeding assembly, the terminal of the conveying assembly is connected with the discharging assembly through the sorting assembly, the conveying assembly is provided with the detachable material assembly, the test assembly is arranged above the detachable material assembly, and the test assembly is provided with a detachable assembly; when the device operates, the transformer is placed in the detachable material assembly, the control device controls the conveying assembly, the detachable material assembly passes through the feeding assembly to be fed to the conveying assembly, the control assembly controls the detachable assembly on the testing assembly to move downwards to test the transformer, the control assembly controls the sorting assembly to pick out the unqualified transformer to be tested, and the blanking assembly is used for blanking the qualified transformer to be tested. Through can dismantle the subassembly with can dismantle the material subassembly for when the device need test different transformers, only need to change can to dismantle the dismantlement test piece on the subassembly, different transformers use different material dishes can, the device has the universality, can adapt to different transformers.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings needed to be used in the description of the present application will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a schematic structural diagram of a transformer testing apparatus according to the present invention;
FIG. 2 is a schematic diagram of a testing assembly of the transformer testing apparatus of the present invention;
FIG. 3 is a schematic view of a removable material assembly of a transformer testing apparatus of the present invention;
1. a removable assembly; 11. a telescopic cylinder; 12. a slide rail assembly; 13. a fixed mount; 14. the test block can be disassembled; 2. a detachable material assembly; 21. a chassis; 22. a material tray; 23. and (4) a connecting device.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, a schematic structural diagram of a transformer testing apparatus of the present invention is shown, which may specifically include the following structures: the device comprises a control device, a rack, a feeding assembly, a testing assembly, a conveying assembly, a discharging assembly, a detachable material assembly 2 and a sorting assembly for picking out unqualified tested transformers; the control device is electrically connected with the testing assembly, the conveying assembly and the sorting assembly respectively; the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly 2 and the discharging assembly are arranged in the rack; the starting end of the conveying assembly is provided with the feeding assembly, the terminal of the conveying assembly is connected with the discharging assembly through the sorting assembly, the conveying assembly is provided with the detachable material assembly 2, the testing assembly is arranged above the detachable material assembly 2, and the testing assembly is provided with a detachable assembly 1; when the device operates, the transformer is placed in the detachable material component 2, the control device controls the conveying component, the detachable material component 2 passes through the feeding component to be fed to the conveying component, the control component controls the detachable component 1 on the testing component to move downwards to test the transformer, the control component controls the sorting component to sort out the unqualified transformer to be tested, and the blanking component is used for blanking the qualified transformer to be tested. Through can dismantle subassembly 1 with can dismantle material subassembly 2 for when the device need test different transformers, only need to change can dismantle the subassembly 1 on can dismantle detachable test piece 14, different transformers use different material dishes 22 can, the device has the universality, can adapt to different transformers.
In the embodiment of the application, the control device, the rack, the feeding assembly, the testing assembly, the conveying assembly, the discharging assembly, the detachable material assembly 2 and the sorting assembly for sorting out the unqualified tested transformers are adopted; the control device is electrically connected with the testing assembly, the conveying assembly and the sorting assembly respectively; the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly 2 and the discharging assembly are arranged in the rack; the starting end of the conveying assembly is provided with the feeding assembly, the terminal of the conveying assembly is connected with the discharging assembly through the sorting assembly, the conveying assembly is provided with the detachable material assembly 2, the testing assembly is arranged above the detachable material assembly 2, and the testing assembly is provided with a detachable assembly 1; when the device operates, the transformer is placed in the detachable material component 2, the control device controls the conveying component, the detachable material component 2 passes through the feeding component to be fed to the conveying component, the control component controls the detachable component 1 on the testing component to move downwards to test the transformer, the control component controls the sorting component to sort out the unqualified transformer to be tested, and the blanking component is used for blanking the qualified transformer to be tested. Through can dismantle subassembly 1 with can dismantle material subassembly 2 for when the device need test different transformers, only need to change can dismantle the subassembly 1 on can dismantle detachable test piece 14, different transformers use different material dishes 22 can, the device has the universality, can adapt to different transformers.
Next, the transformer test apparatus in the present exemplary embodiment will be further described.
In an embodiment of the present application, the control device is electrically connected to the testing assembly, the conveying assembly and the sorting assembly respectively; when the device operates, the transformer is placed in the detachable material component 2, the control device controls the conveying component, the detachable material component 2 passes through the feeding component to be fed to the conveying component, the control component controls the detachable component 1 on the testing component to move downwards to test the transformer, the control component controls the sorting component to sort out the unqualified transformer to be tested, and the blanking component is used for blanking the qualified transformer to be tested.
In an embodiment of the present application, the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly 2, and the discharging assembly are disposed inside the rack; the outer side of the frame is provided with the frame outer cover. The frame outer cover comprises an upper outer cover and a lower outer cover; the upper outer cover is connected with the lower outer cover through the rack.
In one embodiment, the frame provides a support for the entire device, the upper housing being provided on the upper half of the frame and the lower housing being provided on the lower half of the frame.
In an embodiment of the application, the initiating terminal of the conveying assembly is provided with the feeding assembly, the transformer is arranged in the detachable material assembly 2, and then the feeding assembly is fed to the conveying assembly.
In an embodiment of the present application, the testing component includes a high voltage testing component, an inter-turn testing component, a bias current testing component, and a comprehensive testing component; the high-voltage testing assembly, the inter-turn testing assembly, the bias current testing assembly and the comprehensive testing assembly are all provided with the detachable assembly 1.
Referring to fig. 2, the detachable assembly 1 includes a control device, a telescopic cylinder 11, a sliding rail assembly 12, a moving assembly, a fixing frame 13, and a detachable test block 14 for testing the performance of the transformer; the control device is respectively and electrically connected with the telescopic cylinder 11 and the detachable test block 14, the sliding rail assembly 12 is connected below the telescopic cylinder 11, one side of the sliding rail assembly 12 is connected with the moving assembly, the other side of the sliding rail assembly 12 is connected with the fixed frame 13, and the detachable test block 14 is arranged on the moving assembly; wherein at least one of the detachable test blocks 14 is provided; the moving assembly is connected with the detachable test block 14 through a detachable device; when the device operates, the detachable testing block 14 is inserted into the moving assembly, the control device controls the telescopic cylinder 11 to drive the moving assembly to move back and forth on the sliding rail assembly 12, and drives the detachable testing block 14 on the moving assembly to move back and forth, so that the detachable testing block 14 performs performance testing on the transformer. Can dismantle test piece 14 through can dismantling subassembly 1 and from last down removing to realize automatic transformer test function, when testing different transformers, the change can dismantle test piece 14 can, the cost is reduced, efficiency improves, makes the device have the universality.
In an embodiment of the present application, the control device is electrically connected to the telescopic cylinder 11 and the detachable test block 14 respectively; the control device controls the telescopic cylinder 11 to drive the moving assembly to reciprocate on the sliding rail assembly 12 and drive the detachable testing block 14 on the moving assembly to reciprocate, so that the detachable testing block 14 performs performance testing on the transformer.
As an example, the control device may be provided on the device body for controlling the operation of the entire device.
In this application embodiment, controlling means respectively with telescopic cylinder 11 with can dismantle test piece 14 electricity and connect, telescopic cylinder 11 below is connected slide rail set spare 12, controlling means control telescopic cylinder 11 drives the removal subassembly is in the last back and forth movement that is of slide rail set spare 12.
The telescopic cylinder 11 is a cylindrical metal member that guides a piston to reciprocate linearly in the cylinder. Air converts thermal energy into mechanical energy by expansion in an engine cylinder; the gas is compressed by a piston in a compressor cylinder to increase pressure.
As an example, the telescopic cylinder 11 includes a cylinder barrel, an end cover, a piston rod, and a sealing member, the piston and the piston rod are disposed inside the cylinder barrel, the top end of the piston rod is connected to the piston, the sealing member is used for sealing the telescopic cylinder 11, the end cover is disposed at the top of the cylinder barrel, and the other end of the piston rod penetrates through the end cover.
In a specific embodiment, the telescopic cylinder 11 and the slide rail are arranged in parallel, when the device operates, the piston rod in the telescopic cylinder 11 drives the piston to move, so as to drive the moving assembly to move downwards, so that the testing pin on the detachable testing block 14 is embedded into the transformer, and the telescopic cylinder 11 drives the moving assembly to move upwards.
In an embodiment of the present application, the telescopic cylinder 11 is connected to the slide rail assembly 12 through a vertical plate; .
In this application embodiment, vertical plate makes telescopic cylinder 11 can vertical unsettled setting be in on the slide rail board, vertical plate is perpendicular telescopic cylinder 11 with the slide rail board, telescopic cylinder 11 with slide rail board parallel arrangement.
In an embodiment of the present application, the slide rail assembly 12 is connected below the telescopic cylinder 11, the moving assembly is connected to one side of the slide rail assembly 12, and the fixing frame 13 is connected to the other side of the slide rail assembly 12. The slide rail assembly 12 comprises a slide rail plate and a slide rail arranged on the slide rail plate; the slide rail plate is connected with the moving assembly through the slide rail.
In an embodiment of the present application, the slide rail includes a first slide rail and a second slide rail; the first slide rail and the second slide rail are arranged in parallel.
As an example, a first slide rail and a second slide rail are arranged in parallel on the slide rail plate, the moving assembly is arranged on the slide rail assembly 12 through the first slide rail and the second slide rail, and the top of the slide rail plate is connected to the telescopic cylinder 11.
In an embodiment of the present application, one side of the slide rail assembly 12 is connected to the moving assembly, and the detachable test block 14 is disposed on the moving assembly; a clamping position for accommodating the detachable test block 14 is arranged on the moving assembly; screens quantity with can dismantle the quantity of testing piece 14 and be the same, the screens inboard with can dismantle the corresponding position of testing piece 14 and be equipped with detachable device.
As an example, the movable assembly comprises a movable plate and a clamping plate, the movable plate is connected with the slide rail plate, and the movable plate is clamped with the first slide rail and the second slide rail. The screens board is the L type, the screens board with the position that can dismantle test block 14 and connect is both sides.
In one embodiment of the present application, the detachable means comprises grooves/tabs disposed on both sides of the detachable test block 14 and tabs/grooves disposed on the moving assembly; the clamping protrusion is matched with the groove.
As an example, the detachable device includes grooves disposed on both sides of the detachable test block 14 and a snap projection disposed on the moving assembly; the clamping protrusion is matched with the groove. When the detachable test block 14 needs to be replaced, the detachable test block 14 can be pulled out, and the replacement can be quickly carried out, so that the device has universality.
As an example, the detachable device includes a snap projection disposed on both sides of the detachable test block 14 and a groove disposed on the moving assembly; the clamping protrusion is matched with the groove. When the detachable test block 14 needs to be replaced, the detachable test block 14 can be pulled out, and the replacement can be quickly carried out, so that the device has universality.
In an embodiment of the present application, the fixing frame 13 includes a connecting plate and a bottom plate; the moving assembly is connected with the bottom plate through the connecting plate; the detachable component 1 is connected with the device main body through the bottom plate; the connecting plate is L-shaped.
Referring to fig. 3, the detachable material assembly 2 includes a chassis 21, a connecting device 23, and a material tray 22 for accommodating the transformer; the material tray 22 is connected with the chassis 21 through the connecting device 23; wherein, the connecting devices 23 are provided with at least two groups; the connecting device 23 comprises a first connecting piece arranged on the material tray 22 and a second connecting piece arranged on the chassis 21; the first connecting piece is connected with the second connecting piece in a buckling mode.
In the embodiment of the application, the device comprises a device body and a detachable material component 2 arranged on the device body; the detachable material assembly 2 comprises a chassis 21, a connecting device 23 and a material tray 22 for accommodating the transformer; the material tray 22 is connected with the chassis 21 through the connecting device 23; wherein, the connecting devices 23 are provided with at least two groups; the connecting device 23 comprises a first connecting piece arranged on the material tray 22 and a second connecting piece arranged on the chassis 21; the first connecting piece is connected with the second connecting piece in a buckling mode. Through the detachable connection of the chassis 21 and the material tray 22, the type of the transformer can be changed, the use is convenient, the cost is reduced, the efficiency is improved, and the device has universality.
In an embodiment of the present application, the material tray 22 is connected to the bottom tray 21 through the connecting device 23; a limiting groove matched with the material tray 22 in shape is formed in the base plate 21; the chassis 21 is provided with a mounting piece for connecting the apparatus main body.
In a specific embodiment, the chassis 21 is quadrilateral, two sides of the chassis 21 are recessed inwards, and the recesses are respectively provided with a baffle; the middle of the chassis 21 is provided with a limiting groove, the limiting groove is matched with the bottom of the material disc 22 in shape, a through hole is further formed in the position of the limiting groove, four corners of the chassis 21 are provided with installation pieces, and screw holes are formed in the installation pieces.
In an embodiment of the present application, the material tray 22 is connected to the bottom tray 21 through the connecting device 23; wherein, the connecting devices 23 are provided with at least two groups; the connecting device 23 comprises a first connecting piece arranged on the material tray 22 and a second connecting piece arranged on the chassis 21; the first connecting piece is connected with the second connecting piece in a buckling mode.
In an embodiment of the present application, the second connector includes a first protrusion and a second protrusion; the middle part of the first connecting piece is connected with two sides of the second connecting piece in a concave manner; the first protruding portion and the second protruding portion are arranged oppositely, and a space for accommodating the first connecting piece is arranged between the first protruding portion and the second protruding portion. The first connecting piece is connected to the material tray 22 by screws. The second connecting piece is connected with the chassis 21 through screws.
As an example, the side surface of the first protrusion is semi-spherical, the side surface of the second protrusion is also semi-spherical, the two semi-spheres are arranged oppositely, the lower part of the first connecting piece is larger than the middle part, so that the first connecting piece is clamped between the two semi-spheres, and the base plate 21 and the material tray 22 are detachable.
In one specific implementation, the connecting devices 23 are provided in two sets, and the two sets of connecting devices 23 are symmetrically provided. A placing groove is formed in one side, away from the base plate 21, of the material tray 22; a connecting groove for accommodating the connecting device 23 is formed in the bottom end face of the material tray 22; the number of said coupling slots is the same as the number of said coupling means 23.
As an example, the connecting slot is adapted to the position of the connecting means 23.
In one embodiment of the present application, the conveyor assembly includes a first conveyor belt and a second conveyor belt; the first conveyor belt and the second conveyor belt are arranged in parallel, and two sides of the chassis 21 are respectively connected with the first conveyor belt and the second conveyor belt.
In one embodiment of the present application, the sorter assembly includes a sorter motor and a robot electrically connected to the sorter motor.
In one embodiment, when different transformers need to be tested, the detachable test block 14 is removed, the detachable test block 14 suitable for the transformer to be tested is replaced, the detachable test block 14 is inserted into the clamping position, the transformer to be tested is placed in the material tray 22, the material tray 22 is clamped into the bottom plate 21, the detachable material assembly 2 is conveyed to the conveying assembly through the feeding assembly, the conveying assembly conveys the transformer to the position below the testing assembly, the moving assembly on the testing assembly drives the detachable testing block 14 to move downwards, and testing the transformer, continuously conveying the transformer, respectively testing the transformer through the high-voltage testing component, the inter-turn testing component, the bias current testing component and the comprehensive testing component, finally picking out the transformer which is not tested by the sorting component, and conveying the qualified transformer out through the blanking component.
All the embodiments in the present specification are described in a progressive manner, the embodiments are mainly described in a manner different from other embodiments, and similar parts between the embodiments may be referred to each other.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal apparatus that comprises the element.
The transformer testing device provided by the invention is described in detail, and the principle and the implementation mode of the invention are explained by applying specific examples, and the description of the examples is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A transformer testing device is used for testing the performance of a transformer and is characterized by comprising a control device, a rack, a feeding assembly, a testing assembly, a conveying assembly, a discharging assembly, a detachable material assembly and a sorting assembly for picking out unqualified transformers to be tested;
the control device is electrically connected with the testing assembly, the conveying assembly and the sorting assembly respectively; the feeding assembly, the conveying assembly, the testing assembly, the sorting device, the detachable material assembly and the discharging assembly are arranged in the rack;
the starting end of the conveying assembly is provided with the feeding assembly, the terminal of the conveying assembly is connected with the discharging assembly through the sorting assembly, the conveying assembly is provided with the detachable material assembly, the test assembly is arranged above the detachable material assembly, and the test assembly is provided with a detachable assembly;
when the device operates, the transformer is placed in the detachable material assembly, the control device controls the conveying assembly, the detachable material assembly passes through the feeding assembly to be fed to the conveying assembly, the control assembly controls the detachable assembly on the testing assembly to move downwards to test the transformer, the control assembly controls the sorting assembly to pick out the unqualified transformer to be tested, and the blanking assembly is used for blanking the qualified transformer to be tested.
2. The transformer testing device of claim 1, wherein the detachable assembly comprises a telescopic cylinder, a sliding rail assembly, a moving assembly, a fixed frame and a detachable testing block for testing the performance of the transformer;
the control device is respectively and electrically connected with the telescopic cylinder and the detachable test block, the lower part of the telescopic cylinder is connected with the slide rail assembly, one side of the slide rail assembly is connected with the moving assembly, the other side of the slide rail assembly is connected with the fixed frame, and the detachable test block is arranged on the moving assembly; wherein at least one detachable test block is arranged;
the moving assembly is connected with the detachable test block through a detachable device;
when the device runs, the detachable testing block is inserted into the moving assembly, the control device controls the telescopic cylinder to drive the moving assembly to reciprocate on the sliding rail assembly and drive the detachable testing block on the moving assembly to reciprocate, and therefore the detachable testing block performs performance testing on the transformer.
3. The transformer testing device of claim 2, wherein the detachable device comprises grooves/tabs disposed on both sides of the detachable test block and tabs/grooves disposed on the moving assembly;
the clamping protrusion is matched with the groove.
4. The transformer testing device according to claim 1, wherein the detachable material assembly comprises a chassis, a connecting device and a material tray for accommodating the transformer; the material tray is connected with the chassis through the connecting device; wherein, the connecting devices are at least provided with two groups;
the connecting device comprises a first connecting piece arranged on the material tray and a second connecting piece arranged on the chassis; the first connecting piece is connected with the second connecting piece in a buckling mode.
5. The transformer testing device of claim 4, wherein the second connector comprises a first protrusion and a second protrusion; the middle part of the first connecting piece is connected with two sides of the second connecting piece in a concave manner;
the first protruding portion and the second protruding portion are arranged oppositely, and a space for accommodating the first connecting piece is arranged between the first protruding portion and the second protruding portion.
6. The transformer testing device of claim 4, wherein the conveyor assembly comprises a first conveyor belt and a second conveyor belt;
the first conveyor belt and the second conveyor belt are arranged in parallel, and two sides of the chassis are respectively connected with the first conveyor belt and the second conveyor belt.
7. The transformer testing device of claim 1, wherein the testing components comprise a high voltage testing component, an inter-turn testing component, a bias current testing component, and a comprehensive testing component;
the high-voltage testing assembly, the inter-turn testing assembly, the bias current testing assembly and the comprehensive testing assembly are all provided with the detachable assemblies.
8. The transformer testing device of claim 1, wherein the rack housing is disposed outside the rack.
9. The transformer testing device of claim 8, wherein the rack enclosure comprises an upper enclosure and a lower enclosure;
the upper outer cover is connected with the lower outer cover through the rack.
10. The transformer testing device of claim 1, wherein the sorting assembly comprises a sorting motor and a robot electrically connected to the sorting motor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111264297.9A CN113945868A (en) | 2021-10-28 | 2021-10-28 | Transformer testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111264297.9A CN113945868A (en) | 2021-10-28 | 2021-10-28 | Transformer testing device |
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| CN113945868A true CN113945868A (en) | 2022-01-18 |
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