CN115036119B - Transformer potting positioning tool capable of avoiding resin leakage - Google Patents
Transformer potting positioning tool capable of avoiding resin leakage Download PDFInfo
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- CN115036119B CN115036119B CN202210958033.1A CN202210958033A CN115036119B CN 115036119 B CN115036119 B CN 115036119B CN 202210958033 A CN202210958033 A CN 202210958033A CN 115036119 B CN115036119 B CN 115036119B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/005—Impregnating or encapsulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
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- Coils Or Transformers For Communication (AREA)
Abstract
The invention relates to the technical field of transformers, in particular to a transformer potting positioning tool capable of avoiding resin leakage. The device comprises a base, a lever pressing mechanism, side clamping plates, a Z-shaped block positioning and edge sealing mechanism, a top cover and a hole sealing assembly. The side splint are close to and support the outer wall of tight transformer under lever hold-down mechanism's prizing, and Z type piece location banding mechanism compresses tightly the side seam between location Z type piece and sealed Z type piece and the transformer survey wall, and two fixed blocks at top location transformer top are followed to the top cap to do further injectedly to the location of other positions, and the hole sealing subassembly includes that the inflation is detained and the combination locating plate, and the inflation is detained and is sealed each hole site that needs to reserve the transformer and prevent the resin leakage, and the combination locating plate then is detained the inflation and is carried out quick assembly disassembly. The transformer potting positioning tool can accurately position each component while tightly sealing each hole position and gap of the transformer, is quick and convenient to position and disassemble, and saves the disassembling and assembling time of the tool.
Description
Technical Field
The invention relates to the technical field of transformers, in particular to a transformer potting positioning tool capable of avoiding resin leakage.
Background
The intermediate frequency rectifier transformer mainly comprises a rectifier and a transformer main body. In the process of encapsulating the transformer, the internal fittings of the transformer are not accurately positioned, the sealing is not tight during resin encapsulation, the resin is easy to leak, and the quality of the main product of the transformer is influenced.
Disclosure of Invention
Based on this, it is necessary to provide a transformer potting positioning tool capable of avoiding resin leakage for solving the problems in the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
the utility model provides a can avoid transformer embedment location frock that resin was revealed, includes:
a base;
the lever pressing mechanism is arranged at the top of the base and comprises four L-shaped levers and four L-shaped supporting seats, the middle parts of the bottom edges of the four L-shaped levers are respectively hinged to the peripheral sides of the upper end of the base, each L-shaped supporting seat is hinged to the lower end of the corresponding L-shaped lever, and the four L-shaped supporting seats are all located on the inner side of the base and used for jointly supporting the bottom of the transformer;
the four side clamping plates are arranged above the base, one side of each side clamping plate is connected with the upper end of the corresponding L-shaped lever, and the four side clamping plates are jointly close to and abut against the outer wall of the transformer from the outer side under the prying action of the four L-shaped levers;
the Z-shaped block positioning and edge sealing mechanism is arranged at the upper part of one of the side clamping plates and comprises a longitudinal pressing block capable of longitudinally moving and two L-shaped side pressing plates capable of transversely moving, the two L-shaped side pressing plates are symmetrically arranged at two sides of the longitudinal pressing block, lower arc pressing grooves used for enabling the two L-shaped side pressing plates to be close to each other are formed at two ends of the top of the longitudinal pressing block, a lower sealing strip used for upwards lapping the Z-shaped block is formed at the bottom of one side, close to the side wall of the transformer, of the longitudinal pressing block, and the two L-shaped side pressing plates and the lower sealing strip are used for jointly clinging and sealing an edge seam between the Z-shaped block and the side wall of the transformer;
the top cover is fixedly arranged above the four side clamping plates in a horizontal state;
the hole sealing assemblies are arranged at the hole positions of the transformer in a one-to-one correspondence mode respectively, and each hole sealing assembly comprises a sealing expansion buckle used for filling holes and a combined mounting plate used for quickly dismounting and mounting the sealing expansion buckle.
Further, each L-shaped lever includes:
the middle part of the cross rod is connected with the top of the base through a hinge rod;
the lower end of the vertical short rod is fixedly connected with one end of the cross rod, and the upper end of the vertical short rod is hinged with the bottom of the L-shaped supporting seat;
the lower end of the vertical long rod is fixedly connected with the other end of the cross rod;
the connecting rod is fixedly arranged at the upper end of the vertical long rod in a horizontal state;
and the transverse plate is horizontally and fixedly connected with one end of the connecting rod close to the side clamping plate.
Further, all be provided with an elasticity hold-down mechanism between every diaphragm and the side splint that correspond, every elasticity hold-down mechanism all includes:
two threaded rods, two containing columns are formed in the middle of each side clamping plate, a circular pressing plate movably arranged in each containing column is formed at one end of each threaded rod, the other end of each threaded rod is fixedly connected to two ends of a transverse plate of the corresponding L-shaped lever through two nuts, and an anti-falling screw cap for preventing the threaded rods from falling off is arranged at the outer end of each containing column;
and each first spring is arranged in the corresponding accommodating column and is abutted to the circular pressing plate at one end of the corresponding threaded rod.
Furthermore, an avoidance groove for an avoidance Z-shaped block is formed in the top of one of the four side clamping plates, a U-shaped positioning frame for fixing a longitudinal pressing block and an L-shaped side clamping plate is formed on the outer side of the top of the side clamping plate, two transverse guide sleeves are respectively formed on two sides of the U-shaped positioning frame, and two longitudinal guide sleeves are formed on the lower side of the U-shaped positioning frame;
the main body of the longitudinal pressing block is of a rectangular frame structure, a lower sealing strip is formed at the bottom of the rectangular frame, two extending lugs extending horizontally outwards are formed on two sides of the top of the rectangular frame, a lower pressing arc groove is formed between each extending lug and the rectangular frame, first sealing inclined planes inclining upwards are formed on two sides of the lower sealing strip, and two vertical guide shafts arranged in corresponding longitudinal guide sleeves are formed at the bottom of the lower sealing strip;
and a second sealing inclined plane matched with the first sealing inclined plane is formed on the outer side of the short side of the L-shaped side pressing plate, and two horizontal guide shafts arranged in corresponding transverse guide sleeves are formed on the outer side of the long side of the L-shaped side pressing plate.
Furthermore, two positioning pins which are respectively positioned at two sides of the U-shaped positioning frame are arranged on the side clamping plate, a pull rod is formed between two horizontal guide shafts of each L-shaped side clamping plate, and a tension spring which is used for enabling the L-shaped side clamping plates and the U-shaped positioning frame to approach oppositely is arranged between the positioning pins and the pull rods;
two vertical guide shafts of the longitudinal pressing block are respectively sleeved with a second spring, and one end of each second spring is abutted to the U-shaped positioning frame.
Further, the seal expansion buckle includes:
the expansion buckle outer ring is coaxially arranged in a hole position needing to be sealed of the corresponding transformer, a first circular ring part is formed at the upper end of the expansion buckle outer ring, and a first hollow cylindrical pipe is formed at the lower end of the expansion buckle outer ring;
the upper end of the expansion buckle inner ring is formed with a second circular ring part, the lower end of the expansion buckle inner ring is formed with a second hollow cylindrical pipe, and the second hollow cylindrical pipe is coaxially arranged in the expansion buckle outer ring;
and the center pin is coaxially arranged in the inner ring of the expansion buckle.
Further, a strip-shaped avoidance gap is formed on the side wall of the first hollow cylindrical pipe, and a fan-shaped avoidance hole is formed at the bottom of the first hollow cylindrical pipe;
a filling strip matched with the strip-shaped avoiding gap is formed on the side wall of the second hollow cylindrical pipe, and a fan-shaped filling block matched with the fan-shaped avoiding hole is formed at the bottom of the second hollow cylindrical pipe;
the outer walls of the first hollow cylindrical pipe and the second hollow cylindrical pipe are both provided with a soft rubber coating layer.
Further, each combination mounting plate comprises:
the first mounting plates are movably arranged at the bottom of the transformer in a one-to-one correspondence mode, and are arranged on the outer sides of the side clamping plates or the outer sides of the Z-shaped blocks, and each first mounting plate is fixedly connected with a plurality of expansion buckle outer rings;
the second mounting plates are arranged on the outer sides of the corresponding first mounting plates or the upper end of the top cover in a one-to-one correspondence manner, and each second mounting plate is fixedly connected with the plurality of expansion buckle inner rings;
and the third mounting plates are arranged on the outer sides of the corresponding second mounting plates in a one-to-one correspondence manner, and each third mounting plate is fixedly connected with a plurality of center pins.
Furthermore, the combined mounting plate also comprises a rotating lock pin, the outer sides of each of the first mounting plate, the second mounting plate and the third mounting plate are respectively provided with a rotating pin hole matched with the rotating lock pin, and the rotating lock pin can be used for quickly disassembling and assembling the corresponding combined mounting plate through the rotating pin hole;
two sides of the top cover are provided with two handles, and the top cover can be quickly disassembled and assembled through the handles.
Further, one side shaping of top cap has the side that is used for dodging vertical briquetting and dodges the groove, and the top cap all forms a plurality of screw hole all around with every side splint upper end, top cap and side splint threaded connection.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the transformer potting positioning tool capable of avoiding resin leakage can more accurately position each component of the transformer under the combined action of the Z-shaped block positioning edge sealing mechanism, the top cover and the side clamping plate.
Secondly, according to the transformer potting positioning tool capable of avoiding resin leakage, all hole positions and gaps of the transformer are tightly sealed under the action of the expansion buttons and the Z-shaped block positioning edge sealing mechanism, and resin leakage is effectively avoided.
Thirdly, the transformer potting positioning tool capable of avoiding resin leakage can be used for quickly positioning, dismounting and mounting a transformer under the action of the lever pressing mechanism and the combined mounting plate, and the dismounting and mounting time of the tool is saved.
Drawings
FIG. 1 is an exploded perspective view of the present invention;
FIG. 2 is a schematic perspective view of a transformer to be encapsulated according to the present invention;
FIG. 3 is a schematic perspective view of the assembled structure of the present invention 1;
FIG. 4 is a schematic perspective view of the assembled construction of the present invention, FIG. 2;
FIG. 5 is a schematic perspective view of the assembled construction of the present invention, FIG. 3;
FIG. 6 is a partial perspective view of the present invention, schematically illustrated in FIG. 1;
FIG. 7 is a partial assembly schematic view of the present invention 1;
FIG. 8 is a partial perspective view of the present invention, schematically illustrated in FIG. 2;
FIG. 9 is a partial perspective view of FIG. 3;
FIG. 10 is a partial assembly schematic of the present invention 2;
FIG. 11 is a partial assembly schematic view of the present invention 3;
the reference numbers in the figures are: 1. a base; 2. a lever hold-down mechanism; 3. an elastic pressing mechanism; 4. a Z-shaped block positioning edge sealing mechanism; 5. an L-shaped support seat; 6. an L-shaped lever; 7. a vertical long rod; 8. a short vertical rod; 9. a cross bar; 10. a hinged lever; 11. a connecting rod; 12. a transverse plate; 13. a threaded rod; 14. a circular pressing plate; 15. a nut; 16. a first spring; 17. the anti-drop screw cap; 18. a side clamping plate; 19. an avoidance groove; 20. a receiving post; 21. a threaded hole; 22. a U-shaped positioning frame; 23. a transverse guide sleeve; 24. a longitudinal guide sleeve; 25. positioning pins; 26. longitudinal briquetting; 27. a rectangular frame; 28. a lower seal; 29. a first sealing bevel; 30. a vertical guide shaft; 31. an extension ear; 32. pressing the arc groove downwards; 33. l-shaped side pressing plates; 34. a horizontal guide shaft; 35. a second sealing bevel; 36. a pull rod; 37. a second spring; 38. a tension spring; 39. a top cover; 40. a side avoidance slot; 41. a handle; 42. a hole sealing component; 43. sealing the expansion buckle; 44. assembling the mounting plate; 45. an outer ring of the expansion buckle; 46. an inner ring of the expansion buckle; 47. a center pin; 48. a first circular ring portion; 49. a second circular portion; 50. a first hollow cylindrical tube; 51. a second hollow cylindrical tube; 52. strip-shaped avoiding gaps; 53. filling the strip; 54. fan-shaped avoiding holes; 55. a sector shaped filling block; 56. a soft rubber coating layer; 57. a first mounting plate; 58. a second mounting plate; 59. a third mounting plate; 60. a rotation pin hole; 61. rotating the lock pin; 62. a transformer housing; 63. a Z-shaped block; 64. and (5) fixing blocks.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 11, a transformer potting positioning tool capable of avoiding resin leakage includes:
a base 1; the lever pressing mechanism 2 is arranged at the top of the base 1, the lever pressing mechanism 2 comprises four L-shaped levers 6 and four L-shaped supporting seats 5, the middles of the bottom edges of the four L-shaped levers 6 are respectively hinged to the periphery of the upper end of the base 1, each L-shaped supporting seat 5 is hinged to the lower end of the corresponding L-shaped lever 6, and the four L-shaped supporting seats 5 are located on the inner side of the base 1 and used for jointly supporting the bottom of the transformer; the four side clamping plates 18 are arranged above the base 1, one side of each side clamping plate 18 is connected with the upper end of the corresponding L-shaped lever 6, and the four side clamping plates 18 are jointly close to and abut against the outer wall of the transformer from the outer side under the prying action of the four L-shaped levers 6; the Z-shaped block positioning and edge sealing mechanism 4 is arranged at the upper part of one of the side clamping plates 18, the Z-shaped block positioning and edge sealing mechanism 4 comprises a longitudinal pressing block 26 capable of moving longitudinally and two L-shaped side pressing plates 33 capable of moving transversely, the two L-shaped side pressing plates 33 are symmetrically arranged at two sides of the longitudinal pressing block 26, lower pressing arc grooves 32 for enabling the two L-shaped side pressing plates 33 to approach oppositely are formed at two ends of the top of the longitudinal pressing block 26, a lower sealing strip 28 for upwards lapping the Z-shaped block 63 is formed at the bottom of one side, close to the side wall of the transformer, of the longitudinal pressing block 26, and the two L-shaped side pressing plates 33 and the lower sealing strip 28 are used for jointly attaching and sealing an edge seam between the Z-shaped block 63 and the side wall of the transformer; a top cover 39 fixedly arranged above the four side clamping plates 18 in a horizontal state; the hole sealing assemblies 42 are arranged at the hole positions of the transformer in a one-to-one correspondence mode, and each hole sealing assembly 42 comprises a sealing expansion buckle 43 used for filling holes and a combined mounting plate 44 used for rapidly dismounting the sealing expansion buckle 43.
The base 1 is connected with four L-shaped levers 6, two ends of each L-shaped lever 6 are respectively connected with the L-shaped supporting seat 5 and the corresponding side clamping plate 18, when the transformer shell 62 is abutted against the four L-shaped supporting seats 5 downwards, the four side clamping plates 18 move towards the transformer shell 62 under the prying action of the L-shaped levers 6 and abut against the transformer shell 62, the Z-shaped block 63 is attached to the lower seal 28 of the longitudinal pressing block 26 and moves downwards, the two L-shaped side clamping plates 33 are driven by the lower arc pressing grooves 32 to approach towards each other and tightly press the Z-shaped block 63 along with the movement of the longitudinal pressing block 26, the two L-shaped side clamping plates 33 and the lower seal 28 are attached to seal a side seam between the Z-shaped block 63 and the side wall of the transformer together, holes in the bottom of the transformer shell 62 are sealed by a group of hole sealing assemblies 42, the two fixing blocks 64 in the top are connected to the top cover 39 through the two groups of hole sealing assemblies 42, the top cover 39 is connected to the tops of the four side clamping plates 18 in a threaded manner, and the Z-shaped block 63 and other non-sealed holes in the transformer shell 62 are sealed by the assemblies 42.
Referring to fig. 6 to 7, a transformer potting positioning tool capable of avoiding resin leakage is shown, each L-shaped lever 6 includes: a cross bar 9, the middle part of which is connected with the top of the base 1 through a hinge rod 10; the lower end of the vertical short rod 8 is fixedly connected with one end of the cross rod 9, and the upper end of the vertical short rod is hinged with the bottom of the L-shaped supporting seat 5; the lower end of the vertical long rod 7 is fixedly connected with the other end of the cross rod 9; the connecting rod 11 is fixedly arranged at the upper end of the vertical long rod 7 in a horizontal state; and the transverse plate 12 is fixedly connected with one end, close to the side clamping plate 18, of the connecting rod 11 in a horizontal state.
The hinge rod 10 in the middle of the cross rod 9 is connected with the top of the base 1, the L-shaped lever 6 can rotate around the hinge hole, the vertical short rod 8 is connected with the L-shaped supporting seat 5, the vertical long rod 7 is connected with the transverse plate 12, and when the L-shaped supporting seat 5 is pressed downwards by the transformer shell 62, the transverse plate 12 is pried by the L-shaped lever 6 to move inwards.
Referring to fig. 6 to 7, in the transformer potting positioning tool capable of avoiding resin leakage, an elastic pressing mechanism 3 is arranged between each transverse plate 12 and the corresponding side clamping plate 18, and each elastic pressing mechanism 3 includes: two threaded rods 13, two containing columns 20 are formed in the middle of each side clamping plate 18, a circular pressing plate 14 movably arranged in each containing column 20 is formed at one end of each threaded rod 13, the other end of each threaded rod is fixedly connected to two ends of a transverse plate 12 of the corresponding L-shaped lever 6 through two nuts 15, and an anti-falling rotary cover 17 for preventing the threaded rod 13 from falling off is arranged at the outer end of each containing column 20; and each first spring 16 is arranged in the corresponding accommodating column 20 and abuts against the circular pressure plate 14 at one end of the corresponding threaded rod 13.
Threaded rod 13 and diaphragm 12 are with nut 15 fixed connection, the circular clamp plate 14 of threaded rod 13 offsets with the first spring 16 that holds in the post 20, connect soon in holding the anticreep spiral cover 17 on the post 20 and prevent that threaded rod 13 from deviating from, when diaphragm 12 inwards moves, drive side splint 18 through threaded rod 13 and spring and inwards press from both sides tight transformer housing 62, when side splint 18 contradicts with transformer housing 62, if the cooperation is not inseparable, then transformer housing 62 continues downwards to exert pressure to L type supporting seat 5, drive diaphragm 12 and continue inwards to extrude, give the sufficient pressure of spring and drive side splint 18 and hold transformer housing 62 tightly.
Referring to fig. 3, 6 and 8, in the transformer potting positioning tool capable of avoiding resin leakage, an avoiding groove 19 for avoiding a Z-shaped block 63 is formed at the top of one side clamping plate 18 of the four side clamping plates 18, a U-shaped positioning frame 22 for fixing a longitudinal pressing block 26 and an L-shaped side clamping plate 33 is formed at the outer side of the top of the side clamping plate 18, two transverse guide sleeves 23 are respectively formed at two sides of the U-shaped positioning frame 22, and two longitudinal guide sleeves 24 are formed at the lower side of the U-shaped positioning frame 22; the main body of the longitudinal pressing block 26 is a rectangular frame 27 structure, a lower seal 28 is formed at the bottom of the rectangular frame 27, two extending lugs 31 extending horizontally outwards are formed at two sides of the top of the rectangular frame 27, a lower pressing arc groove 32 is formed between the extending lugs 31 and the rectangular frame 27, first inclined sealing surfaces 29 inclining upwards are formed at two sides of the lower seal 28, and two vertical guide shafts 30 arranged in the corresponding longitudinal guide sleeves 24 are formed at the bottom of the lower seal 28; the outer sides of the short sides of the L-shaped side pressing plates 33 are formed with second sealing inclined planes 35 matched with the first sealing inclined planes 29, and the outer sides of the long sides of the L-shaped side pressing plates 33 are formed with two horizontal guide shafts 34 arranged in the corresponding transverse guide sleeves 23.
As shown in fig. 3 to 6, in the Z-shaped block positioning and edge sealing mechanism 4, the vertical guide shaft 30 is matched with the longitudinal guide sleeve 24 to enable the longitudinal pressing block 26 to move only in the longitudinal direction, the horizontal guide shaft 34 is matched with the horizontal guide sleeve 23 to enable the L-shaped side pressing plates 33 to move only in the horizontal direction, when the Z-shaped block 63 pushes the lower sealing strip 28 downwards and pushes the longitudinal pressing block 26 to move downwards, the lower arc pressing groove 32 drives the two L-shaped side pressing plates 33 to move towards each other, when the Z-shaped block 63 moves to a specific position, the first sealing inclined surface 29 pushes the second sealing inclined surface 35, and the lower sealing strip 28 and the two L-shaped side pressing plates 33 are attached together to seal the edge gap between the Z-shaped block 63 and the side wall of the transformer.
Referring to fig. 6 and 8, the side clamping plate 18 is provided with two positioning pins 25 respectively located at two sides of the U-shaped positioning frame 22, a pull rod 36 is formed in the middle of two horizontal guide shafts 34 of each L-shaped side clamping plate 33, and a tension spring 38 for making the L-shaped side clamping plate 33 approach the U-shaped positioning frame 22 oppositely is arranged between the positioning pins 25 and the pull rods 36; two vertical guide shafts 30 of the longitudinal pressing block 26 are respectively sleeved with a second spring 37, and one end of the second spring 37 is abutted to the U-shaped positioning frame 22.
When the transformer is taken out of the positioning tool, the second spring 37 springs the longitudinal pressing block 26 upwards, and the two tension springs 38 pull the two L-shaped side pressing plates 33 away from each other.
Referring to fig. 9 to 10, a transformer potting positioning tool capable of avoiding resin leakage includes: the expansion buckle outer ring 45 is coaxially arranged in a hole position needing to be sealed of the corresponding transformer, a first circular ring part 48 is formed at the upper end of the expansion buckle outer ring 45, and a first hollow cylindrical pipe 50 is formed at the lower end of the expansion buckle outer ring; the upper end of the expansion buckle inner ring 46 is formed with a second circular ring part 49, the lower end of the expansion buckle inner ring is formed with a second hollow cylindrical pipe 51, and the second hollow cylindrical pipe 51 is coaxially arranged in the expansion buckle outer ring 45; and the center pin 47 is coaxially arranged in the expansion buckle inner ring 46.
The first hollow cylindrical pipe 50 of the expansion buckle outer ring 45 is placed in the corresponding hole, the second hollow cylindrical pipe 51 of the expansion buckle inner ring 46 is placed in the first hollow cylindrical pipe 50, and finally the center pin 47 is inserted into the expansion buckle inner ring 46.
Referring to fig. 9 to 10, in the transformer potting positioning tool capable of preventing resin leakage, a strip-shaped avoiding gap 52 is formed on a side wall of a first hollow cylindrical tube 50, and a fan-shaped avoiding hole 54 is formed at the bottom of the first hollow cylindrical tube 50; a filling strip 53 matched with the strip-shaped avoiding gap 52 is formed on the side wall of the second hollow cylindrical pipe 51, and a fan-shaped filling block 55 matched with the fan-shaped avoiding hole 54 is formed at the bottom of the second hollow cylindrical pipe 51; the outer walls of the first hollow cylindrical tube 50 and the second hollow cylindrical tube 51 are both provided with a soft rubber coating layer 56.
The first hollow cylindrical pipe 50 of the expansion buckle outer ring 45 is arranged in a corresponding hole, due to the existence of a strip-shaped avoiding gap 52, the first hollow cylindrical pipe 50 contracts inwards in a conical shape, then the second hollow cylindrical pipe 51 is inserted into the first hollow cylindrical pipe 50, the second hollow cylindrical pipe 51 is formed by a strip-shaped filling strip 53, the second hollow cylindrical pipe 51 also contracts inwards in a conical shape, at the moment, the expansion buckle outer ring 45 is sleeved outside the expansion buckle inner ring 46, the center pin 47 is inserted into the expansion buckle inner ring 46, the center pin 47 pushes the conical second hollow cylindrical pipe 51 to extrude outwards, the filling strip 53 is extruded into the side edge of a sealed hole in the strip-shaped avoiding gap 52, the fan-shaped filling block 55 at the bottom of the second hollow cylindrical pipe 51 is extruded into the bottom of the fan-shaped avoiding hole 54 at the bottom of the first hollow cylindrical pipe 50, the outer walls of the first hollow cylindrical pipe 50 and the second hollow cylindrical pipe 51 are both provided with a coating layer 56, and when the threaded hole is 21, the coating layer 56 is extruded into the threaded hole 21 by the central pin 47 to seal the threaded hole.
Referring to fig. 1, 3, 4 and 11, a transformer potting positioning tool capable of avoiding resin leakage is shown, wherein each combined mounting plate 44 comprises: the first mounting plates 57 are movably arranged at the bottom of the transformer, on the outer sides of the side clamping plates 18 or the outer sides of the Z-shaped blocks 63 in a one-to-one correspondence manner, and each first mounting plate 57 is fixedly connected with a plurality of expansion buckle outer rings 45; the second mounting plates 58 are correspondingly arranged on the outer sides of the corresponding first mounting plates 57 or the upper end of the top cover 39 one by one, and each second mounting plate 58 is fixedly connected with the expansion buckle inner rings 46; the third mounting plates 59 are correspondingly arranged outside the corresponding second mounting plates 58, and each third mounting plate 59 is fixedly connected with a plurality of center pins 47.
As shown in fig. 10 to 11, the first mounting plate 57 is fixedly connected to the expansion buckle outer ring 45, the expansion buckle outer ring 45 cannot rotate or move relative to the first mounting plate 57, the second mounting plate 58 is fixedly connected to the expansion buckle inner ring 46, the expansion buckle inner ring 46 cannot rotate or move relative to the second mounting plate 58, the third mounting plate 59 is fixedly connected to the center pin 47, the center pin 47 cannot move relative to the third mounting plate 59, when the second mounting plate 58 is attached to the first mounting plate 57, the second hollow cylindrical tube 51 is just inserted into the first hollow cylindrical tube 50, and when the center pin 47 is inserted into the expansion buckle inner ring 46 by the third mounting plate 59, the filling bar 53 just fills the bar-shaped avoiding gap 52, and the fan-shaped filling block 55 fills the fan-shaped avoiding hole 54, so that the expansion buckle completely fills the hole on the transformer and positions the hole coaxially with the reserved avoiding hole on the tooling, wherein the top cover 39 has a function of a part of the first mounting plate 57.
Referring to the transformer potting positioning tool capable of avoiding resin leakage shown in fig. 1 and 11, the combined mounting plate 44 further comprises a rotating lock pin 61, a rotating pin hole 60 matched with the rotating lock pin 61 is formed on the outer side of each of the first mounting plate 57, the second mounting plate 58 and the third mounting plate 59, and the rotating lock pin 61 can be used for quickly dismounting the corresponding combined mounting plate 44 through the rotating pin hole 60; two handles 41 are arranged on two sides of the top cover 39, and the top cover 39 can be quickly disassembled and assembled through the handles 41.
The rotating lock pin 61 is inserted into the rotating pin hole 60, and is pulled inwards or outwards after rotating for 90 degrees, and the corresponding combined mounting plate 44 can be pulled to move, so that the hole sealing assembly 42 can be quickly disassembled and assembled.
Referring to fig. 3 to 7, in the transformer potting positioning tool capable of avoiding resin leakage, a side avoiding groove 40 for avoiding the longitudinal pressing block 26 is formed in one side of the top cover 39, a plurality of threaded holes 21 are formed in the periphery of the top cover 39 and the upper end of each side clamping plate 18, and the top cover 39 is in threaded connection with the side clamping plates 18.
The fixing blocks 64 are connected with the top cover 39 through the hole sealing assemblies 42 on the top cover 39, the top cover 39 is connected with the side clamping plates 18 through the threaded holes 21, therefore, the positions of the two fixing blocks 64 on the top of the transformer are well positioned, after the two fixing blocks are connected through the threads, the side avoiding grooves 40 on the top cover 39 can apply downward pressure on the longitudinal pressing blocks 26, and the Z-shaped blocks 63 are well fixed to prevent rebounding.
The working principle is as follows: the hole at the bottom of the transformer is sealed by a group of hole sealing assemblies 42, the first mounting plate 57 is fixedly connected with the expansion buckle outer rings 45, the expansion buckle outer rings 45 are inserted into the hole at the bottom of the transformer, the second mounting plate 58 is fixedly connected with the expansion buckle inner rings 46, the expansion buckle inner rings 46 are inserted into the expansion buckle outer rings 45, the third mounting plate 59 is fixedly connected with the center pins 47, the center pins 47 are inserted into the expansion buckle inner rings 46 and are compressed, and the hole at the bottom of the transformer can be completely sealed. The transformer shell 62 is placed downwards on the L-shaped supporting seat 5 of the lever pressing mechanism 2, the L-shaped supporting seat 5 is pressed to move downwards, and the L-shaped lever 6 drives the four side clamping plates 18 to clamp the transformer shell 62 inwards. And the Z-shaped block 63 is pressed against the lower seal 28 of the longitudinal pressing block 26 downwards, and the L-shaped side pressing plate 33 is driven to hold the Z-shaped block 63 inwards by applying pressure to the longitudinal pressing block 26 downwards. Two fixing blocks 64 which need to be installed on the top of the transformer are installed on the top cover 39 through the two groups of hole sealing assemblies 42 in the method, the top cover 39 is connected to the tops of the four side clamping plates 18 through threads, the threads enable the side avoiding grooves 40 of the top cover 39 to limit the longitudinal pressing blocks 26, and the two positioning blocks on the top of the transformer can be accurately positioned through the threaded holes 21. And then, sealing the rest holes of the transformer by using a plurality of hole sealing assemblies 42 through the method, and then encapsulating the transformer through a reserved Z-shaped groove on the top cover 39. After the potting is finished, the hole sealing component 42 can be quickly disassembled by using the rotary lock pin 61, and the specific method comprises the following steps: inserting a rotating lock pin 61 into a rotating pin hole 60 in the middle of the third mounting plate 59, rotating by 90 degrees, pulling out the third mounting plate 59 outwards, sequentially pulling out the second mounting plate 58 and the first mounting plate 57 by the same method, removing the top cover 39 after removing the hole sealing assemblies 42 on the side edges, taking out the transformer, and removing the hole sealing assemblies 42 on the top and the bottom by the method.
The above examples only show one or more embodiments of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a can avoid transformer embedment location frock that resin was revealed which characterized in that includes:
a base (1);
the lever pressing mechanism (2) is arranged at the top of the base (1), the lever pressing mechanism (2) comprises four L-shaped levers (6) and four L-shaped supporting seats (5), the middle parts of the bottom edges of the four L-shaped levers (6) are respectively hinged to the peripheral side of the upper end of the base (1), each L-shaped supporting seat (5) is hinged to the lower end of the corresponding L-shaped lever (6), and the four L-shaped supporting seats (5) are located on the inner side of the base (1) and used for jointly supporting the bottom of the transformer;
the four side clamping plates (18) are arranged above the base (1), one side of each side clamping plate (18) is connected with the upper end of the corresponding L-shaped lever (6), and the four side clamping plates (18) are jointly close to and abut against the outer wall of the transformer from the outer side under the prying action of the four L-shaped levers (6);
the Z-shaped block positioning and edge sealing mechanism (4) is arranged at the upper part of one of the side clamping plates (18), the Z-shaped block positioning and edge sealing mechanism (4) comprises a longitudinal pressing block (26) capable of moving longitudinally and two L-shaped side pressing plates (33) capable of moving transversely, the two L-shaped side pressing plates (33) are symmetrically arranged at two sides of the longitudinal pressing block (26), lower arc pressing grooves (32) used for enabling the two L-shaped side pressing plates (33) to approach oppositely are formed at two ends of the top of the longitudinal pressing block (26), lower sealing strips (28) used for upwards lapping the Z-shaped block are formed at the bottom of one side, close to the side wall of the transformer, of the longitudinal pressing block (26), and the two L-shaped side pressing plates (33) and the lower sealing strips (28) are used for jointly attaching and sealing side seams between the Z-shaped block and the side wall of the transformer;
a top cover (39) which is fixedly arranged above the four side clamping plates (18) in a horizontal state;
the hole sealing assemblies (42) are arranged at the hole positions of the transformer in a one-to-one correspondence mode, and each hole sealing assembly (42) comprises a sealing expansion buckle (43) used for filling holes and a combined mounting plate (44) used for quickly dismounting and mounting the sealing expansion buckle (43).
2. The transformer potting positioning tool capable of avoiding resin leakage according to claim 1, wherein each L-shaped lever (6) comprises:
the middle part of the cross rod (9) is connected with the top of the base (1) through a hinge rod (10);
the lower end of the vertical short rod (8) is fixedly connected with one end of the cross rod (9), and the upper end of the vertical short rod is hinged with the bottom of the L-shaped supporting seat (5);
the lower end of the vertical long rod (7) is fixedly connected with the other end of the cross rod (9);
the connecting rod (11) is fixedly arranged at the upper end of the vertical long rod (7) in a horizontal state;
and the transverse plate (12) is fixedly connected with one end of the connecting rod (11) close to the side clamping plate (18) in a horizontal state.
3. The transformer potting positioning tool capable of avoiding resin leakage as claimed in claim 2, wherein an elastic pressing mechanism (3) is arranged between each transverse plate (12) and the corresponding side clamping plate (18), and each elastic pressing mechanism (3) comprises:
the middle part of each side clamping plate (18) is provided with two accommodating columns (20), one end of each threaded rod (13) is provided with a circular pressing plate (14) movably arranged in the accommodating columns (20), the other end of each threaded rod is fixedly connected to two ends of a transverse plate (12) of the corresponding L-shaped lever (6) through two nuts (15), and the outer end of each accommodating column (20) is provided with an anti-falling rotary cover (17) for preventing the threaded rod (13) from falling off;
and each first spring (16) is arranged in the corresponding accommodating column (20) and is abutted against the circular pressing plate (14) at one end of the corresponding threaded rod (13).
4. The transformer potting positioning tool capable of avoiding resin leakage according to claim 1, wherein an avoiding groove (19) for avoiding a Z-shaped block is formed at the top of one side clamping plate (18) of the four side clamping plates (18), a U-shaped positioning frame (22) for fixing a longitudinal pressing block (26) and an L-shaped side clamping plate (33) is formed at the outer side of the top of the side clamping plate (18), two transverse guide sleeves (23) are respectively formed at two sides of the U-shaped positioning frame (22), and two longitudinal guide sleeves (24) are formed at the lower side of the U-shaped positioning frame (22);
the main body of the longitudinal pressing block (26) is of a rectangular frame (27) structure, a lower sealing strip (28) is formed at the bottom of the rectangular frame (27), two extending lugs (31) extending outwards horizontally are formed on two sides of the top of the rectangular frame (27), a lower pressing arc groove (32) is formed between each extending lug (31) and the rectangular frame (27), first sealing inclined planes (29) inclining upwards are formed on two sides of each lower sealing strip (28), and two vertical guide shafts (30) arranged in corresponding longitudinal guide sleeves (24) are formed at the bottom of each lower sealing strip (28);
and a second sealing inclined surface (35) matched with the first sealing inclined surface (29) is formed on the outer side of the short side of the L-shaped side pressing plate (33), and two horizontal guide shafts (34) arranged in corresponding transverse guide sleeves (23) are formed on the outer side of the long side of the L-shaped side pressing plate (33).
5. The transformer potting positioning tool capable of avoiding resin leakage according to claim 4, wherein the side clamping plate (18) is provided with two positioning pins (25) respectively positioned at two sides of the U-shaped positioning frame (22), a pull rod (36) is formed between the two horizontal guide shafts (34) of each L-shaped side clamping plate (33), and a tension spring (38) for enabling the L-shaped side clamping plates (33) to approach the U-shaped positioning frame (22) oppositely is arranged between the positioning pins (25) and the pull rods (36);
two vertical guide shafts (30) of the longitudinal pressing block (26) are respectively sleeved with a second spring (37), and one end of the second spring (37) is abutted to the U-shaped positioning frame (22).
6. The transformer potting positioning tool for avoiding resin leakage according to claim 1, wherein the sealing expansion button (43) comprises:
the expansion buckle outer ring (45) is coaxially arranged in a hole position needing to be sealed of the corresponding transformer, a first circular ring part (48) is formed at the upper end of the expansion buckle outer ring (45), and a first hollow cylindrical pipe (50) is formed at the lower end of the expansion buckle outer ring;
the upper end of the expansion buckle inner ring (46) is formed with a second circular ring part (49), the lower end of the expansion buckle inner ring is formed with a second hollow cylindrical pipe (51), and the second hollow cylindrical pipe (51) is coaxially arranged in the expansion buckle outer ring (45);
and the center pin (47) is coaxially arranged in the expansion buckle inner ring (46).
7. The transformer potting positioning tool capable of avoiding resin leakage as claimed in claim 6, wherein a strip-shaped avoiding gap (52) is formed on a side wall of the first hollow cylindrical tube (50), and a fan-shaped avoiding hole (54) is formed at the bottom of the first hollow cylindrical tube (50);
a filling strip (53) matched with the strip-shaped avoiding gap (52) is formed on the side wall of the second hollow cylindrical pipe (51), and a fan-shaped filling block (55) matched with the fan-shaped avoiding hole (54) is formed at the bottom of the second hollow cylindrical pipe (51);
the outer walls of the first hollow cylindrical pipe (50) and the second hollow cylindrical pipe (51) are both provided with a soft rubber coating layer (56).
8. The transformer potting positioning tool for avoiding resin leakage as claimed in claim 6, wherein each combined mounting plate (44) comprises:
the first mounting plates (57) are movably arranged at the bottom of the transformer in a one-to-one correspondence mode, the outer sides of the side clamping plates (18) or the outer sides of the Z-shaped blocks, and each first mounting plate (57) is fixedly connected with a plurality of expansion buckle outer rings (45);
the second mounting plates (58) are arranged on the outer sides of the corresponding first mounting plates (57) or the upper end of the top cover (39) in a one-to-one correspondence mode, and each second mounting plate (58) is fixedly connected with the expansion buckle inner rings (46);
and the third mounting plates (59) are arranged at the outer sides of the corresponding second mounting plates (58) in a one-to-one correspondence manner, and each third mounting plate (59) is fixedly connected with a plurality of center pins (47).
9. The transformer potting positioning tool for preventing resin leakage as claimed in claim 8, wherein the combined mounting plate (44) further comprises a rotating lock pin (61), and a rotating pin hole (60) matched with the rotating lock pin (61) is formed on the outer side of each of the first mounting plate (57), the second mounting plate (58) and the third mounting plate (59), and the rotating lock pin (61) can be used for quickly mounting and dismounting the corresponding combined mounting plate (44) through the rotating pin hole (60);
two sides of the top cover (39) are provided with two handles (41), and the top cover (39) can be quickly disassembled and assembled through the handles (41).
10. The transformer potting positioning tool capable of avoiding resin leakage according to claim 1, wherein a side avoiding groove (40) for avoiding the longitudinal pressing block (26) is formed in one side of the top cover (39), a plurality of threaded holes (21) are formed in the periphery of the top cover (39) and the upper end of each side clamping plate (18), and the top cover (39) is in threaded connection with the side clamping plates (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210958033.1A CN115036119B (en) | 2022-08-11 | 2022-08-11 | Transformer potting positioning tool capable of avoiding resin leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210958033.1A CN115036119B (en) | 2022-08-11 | 2022-08-11 | Transformer potting positioning tool capable of avoiding resin leakage |
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| Publication Number | Publication Date |
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| CN115036119A CN115036119A (en) | 2022-09-09 |
| CN115036119B true CN115036119B (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210958033.1A Active CN115036119B (en) | 2022-08-11 | 2022-08-11 | Transformer potting positioning tool capable of avoiding resin leakage |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102164706B (en) * | 2008-09-30 | 2014-06-18 | Ntn株式会社 | Centering device and centering method |
| CN209901648U (en) * | 2019-01-11 | 2020-01-07 | 昆山德颂工业自动化科技有限公司 | Transformer embedment location frock suitable for multiple model |
| CN209822461U (en) * | 2019-06-19 | 2019-12-20 | 无锡新畅电子有限公司 | Casting die device for glue-pouring transformer |
| CN110246672B (en) * | 2019-06-19 | 2022-05-13 | 无锡新畅电子有限公司 | Glue filling process of glue filling transformer |
| CN210110460U (en) * | 2019-06-26 | 2020-02-21 | 无锡华德电子科技有限公司 | Encapsulating transformer |
| CN111029125A (en) * | 2020-01-18 | 2020-04-17 | 温州市塔星电子科技有限公司 | Encapsulating type transformer glue filling device |
| CN112151256B (en) * | 2020-10-09 | 2022-03-08 | 常德国力变压器有限公司 | Auxiliary mounting device for mounting transformer into oil tank |
| CN112420367A (en) * | 2020-10-19 | 2021-02-26 | 杭州职业技术学院 | Packaging structure of precise current transformer |
| CN113851297A (en) * | 2021-09-22 | 2021-12-28 | 浙江达峰科技有限公司 | Transformer device and installation method |
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- 2022-08-11 CN CN202210958033.1A patent/CN115036119B/en active Active
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