CN114512332A - Adjustable oil-immersed transformer coil restraint device - Google Patents
Adjustable oil-immersed transformer coil restraint device Download PDFInfo
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- CN114512332A CN114512332A CN202210189469.9A CN202210189469A CN114512332A CN 114512332 A CN114512332 A CN 114512332A CN 202210189469 A CN202210189469 A CN 202210189469A CN 114512332 A CN114512332 A CN 114512332A
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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
- H01F41/02—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 for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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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
- H01F41/02—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 for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
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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
- H01F41/02—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 for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
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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
- H01F41/02—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 for manufacturing cores, coils, or magnets
- H01F41/04—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 for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/094—Tensioning or braking devices
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Abstract
The invention discloses an adjustable oil-immersed transformer coil restraint device, which comprises a winding iron core, wherein the bottom of the winding iron core is clamped with a winding operation table, the inside of the winding operation table is rotatably connected with a winding rotating table, the bottom of the winding rotating table is fixedly connected with a winding motor, the outer surface of the winding motor is sleeved with a lifting hydraulic cylinder, the top of the lifting hydraulic cylinder is slidably connected with a resistance adjusting rod, and the top of the winding operation table is fixedly connected with a winding restraint lifting table; when twining the wire to winding iron core surface, can be through putting the top of wire winding revolving stage with winding iron core pendulum, drive the wire winding revolving stage through the wire winding motor and begin to rotate after that to drive the winding iron core and begin to rotate, when rotatory dynamics is too big, can go up and down through hydraulic cylinder control resistance regulation pole, control the rotatory dynamics of wire winding revolving stage, reach the effect of convenient regulation wire winding dynamics.
Description
Technical Field
The invention relates to the technical field of oil-immersed transformer coils, in particular to an adjustable oil-immersed transformer coil restraint device.
Background
The transformer is a static electrical device for transforming alternating voltage and current to transmit alternating current energy, and realizes the transmission of the electric energy according to the principle of electromagnetic induction, and the transformer can be divided into a power transformer, a test transformer, an instrument transformer and a transformer with special purposes according to the purposes: the power transformer is necessary equipment for power transmission and distribution and power consumer distribution; the equipment is used for carrying out a voltage withstand test on the electrical equipment by the test transformer; when the transformer is produced and processed, the winding needs to be wound, and at the moment, the winding needs to be restrained by using a coil restraining device.
The traditional oil-immersed transformer winding form is as follows: stabilize the iron core and twine the surface at the iron core through the roll form on rotating the roller bearing, but at wire winding in-process, the tradition is rotated the roller bearing and can not be adjusted the winding dynamics of wire, appears the wire winding power easily and excessively leads to the inside cracked condition that appears of wire at the wire winding in-process.
Therefore, an adjustable oil-immersed transformer coil restraint device is provided for solving the problem that the winding strength can not be adjusted in the coil winding process and the breakage is easy to occur when the existing oil-immersed transformer mentioned above is wound.
Disclosure of Invention
The invention aims to provide an adjustable oil-immersed transformer coil restraint device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an adjustable oil-immersed transformer coil restraint device, includes the winding iron core, the bottom joint of winding iron core has the wire winding operation panel, the inside of wire winding operation panel is rotated and is connected with the wire winding revolving stage, the bottom fixedly connected with wire winding motor of wire winding revolving stage, hydraulic cylinder has been cup jointed to wire winding motor's surface, hydraulic cylinder's top sliding connection has the resistance to adjust the pole.
Preferably, the top fixedly connected with wire winding restraint elevating platform of wire winding operation panel, the outside fixedly connected with of wire winding restraint elevating platform holds the platform, the rotation groove has been seted up to the inside of holding the platform, the inboard sliding connection that holds the platform has the restraint to adjust the pole, just the back swing joint of restraint regulation pole has the coiling telescopic link, the spacing support of back fixedly connected with coiling of coiling telescopic link.
Preferably, the top of wire winding revolving stage has been seted up and has been stabilized the groove, and the inside fixedly connected with joint pad in stable groove, the joint pad is provided with a plurality ofly, and is a plurality of the relative one side fixedly connected with extrusion piece of joint pad, extrusion piece surface fixedly connected with joint piece, the slip circular arc groove has been seted up to the bottom of wire winding revolving stage.
Preferably, the inner wall of the lifting hydraulic cylinder is fixedly communicated with a liquid discharge pipe and a liquid inlet pipe, the outer surface of the liquid inlet pipe is fixedly communicated with a pressurizing pipe, and the inner side of the lifting hydraulic cylinder is fixedly connected with a bump.
Preferably, the top fixedly connected with slip resistance bar of resistance adjustment pole, the surface of slip resistance bar is provided with the dull polish layer, just the surface of slip resistance bar and the inner wall sliding connection of slip circular arc groove.
Preferably, the left side and the right side of the restraint adjusting rod are fixedly connected with a lifting sliding rod, and the outer surface of the lifting sliding rod is fixedly connected with a limiting sliding block.
Preferably, the front fixedly connected with flexible loop bar of coiling telescopic link, just the surface sliding connection of flexible loop bar has the telescope tube, just the inner wall fixedly connected with inert gas filling tube of telescope tube, the inside sliding connection of flexible loop bar has flexible slide bar, the surface of flexible slide bar has cup jointed expanding spring.
Preferably, the front of the winding limit support is provided with a limit adjusting threaded hole, the inside of the limit adjusting threaded hole is in threaded connection with a limit adjusting knob, the inside of the winding limit support is movably connected with a limit arc-shaped strip, and the front of the limit arc-shaped strip is fixedly connected with a fixing strip.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the winding device, the winding rotary table, the winding motor, the lifting hydraulic cylinder and other devices are designed to be matched with each other, specifically, when a wire is wound on the outer surface of the winding iron core, the winding iron core can be placed at the top of the winding rotary table in a swinging mode, then the winding rotary table is driven to rotate by the winding motor, so that the winding iron core is driven to rotate, when the rotating force is too large, the lifting hydraulic cylinder can control the resistance adjusting rod to lift, the rotating force of the winding rotary table is controlled, the effect of conveniently adjusting the winding force of the wire is achieved, and the problem that the winding force in the coil winding process cannot be adjusted when the conventional oil-immersed transformer winds the wire in the background art is solved, and the wire is easy to break is easily caused;
2. the winding limiting support is matched with the winding limiting support, and the like, and particularly, when a winding iron core is wound, the number of turns of the wound wire is increased to drive the limiting adjusting rod to lift, so that the winding limiting support limits and limits the wound wire, the winding limiting support is always attached to the outer surface of the winding iron core to avoid disorder, and meanwhile, along with the increase of the number of turns of the winding, the winding telescopic rod can be driven to stretch and support the back of the winding limiting support, so that the winding limiting support is always attached to the outer surface of the winding iron core, and the effect of limiting a winding coil is achieved;
3. the invention designs the mutual cooperation of a liquid discharge pipe, a liquid inlet pipe, a pressurizing pipe and the like, particularly sets four pressurizing and depressurizing cavities in the pressurizing pipe by arranging a hydraulic cavity, and a sealing lifting cover is arranged at the bottom of a resistance adjusting rod and can lift along with the change of hydraulic pressure in a lifting hydraulic cylinder; also set up the pressure pipe the same with the pressurization pipe simultaneously, be connected it with the fluid-discharge tube, when needs were arranged pressure, can open the pressure pipe and discharge the inside compressed liquid of hydraulic cylinder, during this period, can control the inside hydraulic pressure of hydraulic cylinder through the cooperation of pressurization pipe and pressure pipe to can control the lift of resistance adjustment pole.
4. According to the invention, the limiting adjusting threaded hole and the limiting arc-shaped strip are designed to be matched with each other, specifically, when the winding iron core rotates, the limiting adjusting knob can be driven to extrude the limiting arc-shaped strip by rotating the limiting adjusting knob, so that the limiting arc-shaped strip is deformed, and meanwhile, the front arc top position of the limiting arc-shaped strip is fixed through the fixing strip, so that the radian of the limiting arc-shaped strip can be changed, wires with different diameters can be wound, and the effect of increasing the diameter range of the constrained wires is achieved.
Drawings
FIG. 1 is an overall structural view of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;
FIG. 3 is a top view of the hydraulic lift cylinder of the present invention;
FIG. 4 is a connection diagram of the sliding resistance bar and the sliding arc groove of the present invention;
FIG. 5 is a schematic view of a lift slide bar of the present invention;
FIG. 6 is a front cross-sectional view of a spacing arced strip of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6 at B in accordance with the present invention;
FIG. 8 is a view of the invention showing the connection of a limit arc-shaped strip and a limit adjustment knob;
fig. 9 is a front sectional view of the overall structure of the present invention.
In the figure:
1. a winding core; 2. a winding operation table; 21. a winding rotary table; 211. clamping the pad; 212. extruding the block; 213. a clamping block; 214. a sliding arc groove; 22. a winding motor; 23. a lifting hydraulic cylinder; 231. a liquid discharge pipe; 232. a liquid inlet pipe; 233. a pressurizing pipe; 234. a bump; 24. a resistance adjusting rod; 241. a sliding resistance bar; 3. winding constraint lifting platforms; 31. a containing table; 32. a rotating groove; 33. a restraint adjusting rod; 331. a lifting slide bar; 332. a limiting slide block; 34. winding the telescopic rod; 341. a telescopic loop bar; 342. a telescopic sleeve; 343. an inert gas injection pipe; 344. a telescopic slide bar; 345. a tension spring; 35. winding a limit bracket; 351. limiting and adjusting the threaded hole; 3511. a limit adjusting knob; 352. limiting the arc-shaped strip; 3521. and (4) fixing the strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1 to 9, the present invention provides a technical solution:
the utility model provides an adjustable oil-immersed transformer coil restraint device, includes winding iron core 1, and winding iron core 1's bottom joint has wire winding operation panel 2, and wire winding operation panel 2's inside rotates and is connected with wire winding revolving stage 21, and wire winding revolving stage 21's bottom fixedly connected with wire winding motor 22, and hydraulic cylinder 23 has been cup jointed to wire winding motor 22's surface, and hydraulic cylinder 23's top sliding connection has resistance to adjust pole 24.
The during operation can be through putting winding iron core 1 to wire winding revolving stage 21's top, drives wire winding revolving stage 21 through wire winding motor 22 after that and begins to rotate to drive winding iron core 1 and begin to rotate, when the rotating force degree is too big, can go up and down through 23 control resistance adjustment pole 24 of hydraulic cylinder, control the rotating force degree of wire winding revolving stage 21, reach the effect of convenient regulation wire coiling dynamics.
Simultaneously, the lifting hydraulic cylinder 23 is arranged in a circular ring shape, the inner side of the lifting hydraulic cylinder 23 is provided with a lug 234 attached to the winding motor 22, so that the lifting hydraulic cylinder 23 is sleeved on the outer surface of the winding motor 22, and meanwhile, when the winding motor 22 needs to be disassembled, the lifting hydraulic cylinder 23 can be downwards disconnected from the outer surface of the winding motor 22.
As an embodiment of the present invention, as shown in fig. 1, 5, 6 and 9, a winding constraining lifting table 3 is fixedly connected to the top of the winding operating table 2, a holding table 31 is fixedly connected to the outer side of the winding constraining lifting table 3, a rotating groove 32 is formed inside the holding table 31, a constraining adjusting rod 33 is slidably connected to the inner side of the holding table 31, a winding telescopic rod 34 is movably connected to the back of the constraining adjusting rod 33, and a winding limiting bracket 35 is fixedly connected to the back of the winding telescopic rod 34.
During operation, when winding iron core 1 winds, the number of turns of winding through the wire increases and can drive restraint adjusting rod 33 to go up and down, thereby making spacing support 35 of coiling carry out spacing restraint to the winding wire, making it laminate all the time and avoiding appearing the disorderly condition at winding iron core 1's surface, reaching the effect of restraint coiling coil.
Meanwhile, a rotation groove 32 is formed in the holding table 31, the rotation groove 32 is formed in a semi-surrounding shape, the wire guide cylinder can be clamped in the rotation groove 32 and can rotate inside the rotation groove, and the wire guide cylinder can penetrate through the lifting sliding rod 331 from the inside, so that the wire guide cylinder can be stabilized.
As an embodiment of the present invention, as shown in fig. 2 and 4, a stabilizing groove is formed at the top of the winding rotary table 21, a plurality of clamping pads 211 are fixedly connected inside the stabilizing groove, a plurality of clamping pads 211 are provided, a pressing block 212 is fixedly connected to one side of the clamping pads 211 opposite to each other, a clamping block 213 is fixedly connected to the outer surface of the pressing block 212, and a sliding arc groove 214 is formed at the bottom of the winding rotary table 21.
The during operation slides winding iron core 1 to the inside back in stable groove, stabilize winding iron core 1's bottom through extrusion piece 212, can carry out the joint to winding iron core 1 bottom base top through joint piece 213 simultaneously, avoid appearing rocking from top to bottom because the iron core unstability leads to the wire winding to appear rotating the in-process, make the wire winding failure, joint pad 211 is made by having elastic material simultaneously, its deformation can be injectd simultaneously, thereby when winding iron core 1 placed, can be to its fast and stable.
The joint piece 213 sets up to the top for the arc, and the bottom is the planarization, can place the inslot portion back of stabilizing at winding iron core 1 like this, carries out the joint through the top of planarization to winding iron core 1 bottom base to can stabilize winding iron core 1.
As an embodiment of the present invention, as shown in fig. 1, 3 and 9, a drain pipe 231 and a liquid inlet pipe 232 are fixedly communicated with the inner wall of the hydraulic cylinder 23, a pressurizing pipe 233 is fixedly communicated with the outer surface of the liquid inlet pipe 232, and a projection 234 is fixedly connected to the inner side of the hydraulic cylinder 23.
During operation, the inside pressurization of pressure pipe 233 is through setting up the hydraulic pressure chamber into four pressurization, decompression chambeies, is provided with sealed lift lid in the bottom of resistance adjustment pole 24, can go up and down along with the inside hydraulic pressure's of hydraulic cylinder 23 change, when pressure pipe 233 inputs hydraulic oil to feed liquor pipe 232 and pressurizes, pressurizes the resistance adjustment pole 24 bottom region simultaneously for pressurization speed.
Meanwhile, the pressurizing cavity and the depressurizing cavity are communicated with each other, so that hydraulic pressure at each position inside the pressurizing pipe 233 can be balanced, and the phenomenon that the winding rotary table 21 is inclined to cause winding failure due to different hydraulic pressures when the four resistance adjusting rods 24 are supported only through one hydraulic input and output port is avoided; meanwhile, a pressure discharge pipe similar to the pressure pipe 233 is also provided and connected to the liquid discharge pipe 231, so that when pressure discharge is required, the pressure discharge pipe can be opened to discharge the liquid compressed inside the hydraulic lift cylinder 23, and during this period, the hydraulic pressure inside the hydraulic lift cylinder 23 can be controlled by the cooperation of the pressure pipe 233 and the pressure discharge pipe, thereby controlling the lifting of the resistance adjustment rod 24.
As an embodiment of the present invention, as shown in fig. 4, a sliding resistance bar 241 is fixedly connected to the top of the resistance adjustment lever 24, a frosted layer is provided on the outer surface of the sliding resistance bar 241, and the outer surface of the sliding resistance bar 241 is slidably connected to the inner wall of the sliding arc groove 214.
During operation, when lifting the resistance adjusting rod 24 through the hydraulic lifting cylinder 23, the contact area between the resistance adjusting rod 24 and the sliding arc groove 214 can be adjusted, so that the friction force of the resistance adjusting rod 24 on the sliding arc groove 214 can be adjusted, the rotating force of the winding rotating table 21 can be adjusted, and the effect of conveniently adjusting the wire winding force of the winding iron core 1 can be achieved.
As an embodiment of the present invention, as shown in fig. 5, the lifting slide bar 331 is fixedly connected to both left and right sides of the restriction adjustment bar 33, and the stopper slider 332 is fixedly connected to an outer surface of the lifting slide bar 331.
During operation, the lifting sliding rod 331 can be kept to be in a horizontal state through the limiting sliding block 332 when lifting, and the condition that the winding is knotted and overlapped due to unbalanced lifting of the restraining adjusting rod 33 is avoided.
As an embodiment of the present invention, as shown in fig. 6 and 7, a telescopic rod 341 is fixedly connected to the front surface of the winding telescopic rod 34, a telescopic sleeve 342 is slidably connected to the outer surface of the telescopic rod 341, an inert gas injection pipe 343 is fixedly connected to the inner wall of the telescopic sleeve 342, a telescopic slide rod 344 is slidably connected to the inside of the telescopic rod 341, and a telescopic spring 345 is sleeved on the outer surface of the telescopic slide rod 344.
During operation, when winding iron core 1 coiling wire carries out because the increase of the number of turns makes the coiling radius begin to increase, can drive coiling telescopic link 34 to openly extend through the extrusion of wire to spacing arc strip 352 to can ensure that in the coiling process, the wire is spacing inside at spacing arc strip 352 all the time, avoid appearing the coil and jump out of the restraint.
As an embodiment of the present invention, as shown in fig. 8, a limiting adjusting threaded hole 351 is formed in the front surface of the winding limiting bracket 35, a limiting adjusting knob 3511 is connected to the internal thread of the limiting adjusting threaded hole 351, a limiting arc-shaped bar 352 is movably connected to the inside of the winding limiting bracket 35, and a fixing bar 3521 is fixedly connected to the front surface of the limiting arc-shaped bar 352.
During operation, can drive its spacing arc strip 352 of extrusion through rotatory spacing adjust knob 3511, make spacing arc strip 352 take place deformation, fix the positive arc top position of spacing arc strip 352 through fixed strip 3521 simultaneously to can change the radian of spacing arc strip 352, can adapt to the wire of different diameters and carry out the coiling, reach the effect that increases restraint wire diameter range.
Meanwhile, the limiting arc-shaped strip 352 is fixedly connected to the inner wall of the winding limiting support 35 through the fixing strip 3521, so that the limiting arc-shaped strip 352 can be pressurized when the limiting adjusting knob 3511 is rotated, deformation of the limiting arc-shaped strip is promoted, and the restraint radian of a coil of the limiting arc-shaped strip is changed.
The working principle is as follows: during working, a worker places the winding iron core 1 into a stabilizing groove at the top of the winding rotating table 21, then extrudes the periphery of the bottom of the winding iron core 1 through the extrusion block 212, preliminarily stabilizes the periphery of the bottom of the winding iron core 1, and then clamps the bottom of the winding iron core 1 through the clamping block 213 in the descending process of the winding iron core 1, so that the coil winding failure caused by shaking during coil winding is avoided;
based on the above, the clamping block 213 is set to have an arc-shaped top and a flat bottom, so that after the winding iron core 1 is placed inside the stabilizing groove, the top of the base at the bottom of the winding iron core 1 is clamped by the flat surface, so that the winding iron core 1 can be stabilized, and coils can be conveniently wound on the outer surface of the winding iron core 1 in the subsequent process;
based on the above, the winding motor 22 drives the winding rotary table 21 to rotate, and when the rotating force of the winding rotary table 21 is too large, pressurized liquid is input into the liquid inlet pipe 232 through the pressurizing pipe 233, the liquid inlet pipe 232 is arranged in a circular ring shape, the liquid can be injected into the bottoms of the four resistance adjusting rods 24 simultaneously, the liquid injection speed is improved, the hydraulic chambers at the bottom of the four resistance adjustment rods 24 are communicated with each other, so that when the liquid inlet pipe 232 is filled with liquid through the liquid inlet pipe 232, the hydraulic pressure in each position in the lifting hydraulic cylinder 23 is the same, and when the resistance adjusting rod 24 is lifted, the difference in the height reached by the resistance adjusting lever 24 due to the difference in the hydraulic pressure occurs, so that the winding rotary table 21 is inclined while rotating, meanwhile, when the lifting hydraulic cylinder 23 needs to reduce the pressure, the pressure of the pressurized liquid inside the lifting hydraulic cylinder is reduced through the liquid discharge pipe 231, so that the resistance adjusting rod 24 is lowered;
based on the above, the lifting hydraulic cylinder 23 drives the resistance adjusting rod 24 to ascend through the pressure pipe 233, so that the resistance adjusting rod is slidably connected with the sliding arc groove 214, the sliding resistance rod 241 is fixedly connected to the top of the resistance adjusting rod 24, sliding friction exists between the sliding resistance rod 241 and the sliding arc groove 214, when the sliding resistance rod 241 ascends, the contact area between the sliding resistance rod 241 and the sliding arc groove 214 can be increased, so that the sliding friction force between the sliding resistance rod 241 and the sliding arc groove 214 can be increased, resistance is provided for the rotation of the winding rotary table 21 driven by the winding motor 22, the rotation force of the winding rotary table 21 is reduced, the finger winding force of the winding iron core 1 coil is indirectly reduced, and the effect of controlling the winding force of the winding iron core 1 coil is achieved;
based on the above, the lifting hydraulic cylinder 23 is annular, and the inner side of the lifting hydraulic cylinder 23 is provided with the bump 234 attached to the winding motor 22, so that the lifting hydraulic cylinder 23 can be sleeved on the outer surface of the winding motor 22, and when the winding motor 22 needs to be disassembled, the lifting hydraulic cylinder 23 can be disconnected from the outer surface of the winding motor 22 downwards, and the lifting hydraulic cylinder 23 can be conveniently and quickly assembled and disassembled;
based on the above, when the winding core 1 rotates, the wire is wound on the outer surface of the winding core 1, and the height of the wire wound on the outer surface of the winding core 1 starts to rise due to the increase of the number of turns, during which the telescopic slide rod 344 is driven by the telescopic spring 345 to move towards the back, and meanwhile, inside the cavity of the telescopic spring 345, the inert gas can be injected into the cavity through the inert gas injection pipe 343 to slow down the oxidation and corrosion speed of the telescopic spring 345;
based on the above, further, an air bag-like cavity is formed inside the cavity of the telescopic spring 345, and drives the telescopic slide rod 344 to move towards the back, so as to extrude the front of the winding telescopic rod 34, attach the winding limit bracket 35 to the outer surface of the winding iron core 1, ensure that the winding limit bracket 35 is always attached to the outer surface of the winding iron core 1 in the wire winding process, and facilitate the next step of attaching the back of the rotary limit adjusting knob 3511 to the top and the bottom of the front of the limit arc-shaped strip 352 by rotating the limit adjusting knob 3511;
based on the above, one side of the limit adjusting knob 3511 close to the limit arc-shaped strip 352 is provided with the smooth feeler lever, so that when the limit adjusting knob 3511 is rotated, the smooth feeler lever which is connected with the inside of the limit adjusting threaded hole 351 through threads is driven to move back and forth, the back of the limit arc-shaped strip 352 is extruded, the restraining radian of the limit arc-shaped strip is changed, and the limit arc-shaped strip 352 can adapt to more wound wires and is better restrained;
based on the above, when the limiting arc-shaped strip 352 is extruded, the restraining radian of the limiting arc-shaped strip 352 is changed, wires with different diameters can be restrained on the outer surface of the winding iron core 1, when the winding radius is increased due to the increase of the number of winding turns of the wires, the back surface of the winding telescopic rod 34 can be pressurized, and the winding limiting support 35 is pushed backwards, so that the limiting arc-shaped strip 352 can continue to restrain the wire coil with the increased radius until the winding of the winding iron core 1 is completed;
based on the above, in the wire winding process, since the wire is limited by the limiting arc-shaped strip 352, when the number of turns of the wire increases upward, the winding limiting bracket 35 is driven to start to ascend, so as to drive the winding telescopic rod 34 to start to ascend, and further drive the constraint adjusting rod 33 sliding inside the winding constraint lifting table 3 to slide upward;
based on the above, the lifting sliding rods 331 are fixedly connected to the left and right sides of the restriction adjusting rod 33, when the restriction adjusting rod 33 slides, the limiting sliding blocks 332 fixedly connected to the outer surface of the lifting sliding rods 331 are limited by the inner wall of the winding restriction lifting platform 3, so that the restriction adjusting rod 33 can vertically lift, the lifting sliding rods 331 are internally provided with wire perforations, wires placed on the outer surface of the wire barrel in the top rotating groove 32 of the holding platform 31 can be attached to the outer surface of the winding iron core 1 through the wire perforations, and the wire guiding function is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an adjustable oil-immersed transformer coil restraint device, includes winding iron core (1), its characterized in that: the bottom joint of winding iron core (1) has wire winding operation panel (2), the inside of wire winding operation panel (2) is rotated and is connected with wire winding revolving stage (21), the bottom fixedly connected with wire winding motor (22) of wire winding revolving stage (21), hydraulic cylinder (23) have been cup jointed to the surface of wire winding motor (22), the top sliding connection of hydraulic cylinder (23) has resistance adjustment pole (24).
2. An adjustable oil filled transformer coil restraint device according to claim 1, wherein: top fixedly connected with wire winding restraint elevating platform (3) of wire winding operation panel (2), the outside fixedly connected with of wire winding restraint elevating platform (3) holds platform (31), rotation groove (32) have been seted up to the inside of holding platform (31), the inboard sliding connection that holds platform (31) has the restraint to adjust pole (33), just the back swing joint that the restraint was adjusted pole (33) has coiling telescopic link (34), the spacing support of back fixedly connected with coiling of coiling telescopic link (34) (35).
3. An adjustable oil filled transformer coil restraint device according to claim 1, wherein: the top of wire winding revolving stage (21) has been seted up and has been stabilized the groove, and the inside fixedly connected with card connecting pad (211) in stable groove, card connecting pad (211) are provided with a plurality ofly, and are a plurality of the relative one side fixedly connected with extrusion piece (212) of card connecting pad (211), extrusion piece (212) surface fixed connection has joint piece (213), slip circular arc groove (214) have been seted up to the bottom of wire winding revolving stage (21).
4. An adjustable oil filled transformer coil restraint device according to claim 1, wherein: the inner wall of the lifting hydraulic cylinder (23) is fixedly communicated with a liquid discharge pipe (231) and a liquid inlet pipe (232), the outer surface of the liquid inlet pipe (232) is fixedly communicated with a pressurizing pipe (233), and the inner side of the lifting hydraulic cylinder (23) is fixedly connected with a bump (234).
5. An adjustable oil filled transformer coil restraint device according to claim 1, wherein: the top fixedly connected with slip resistance pole (241) of resistance adjustment pole (24), the surface of slip resistance pole (241) is provided with the dull polish layer, just the surface of slip resistance pole (241) and the inner wall sliding connection of slip circular arc groove (214).
6. An adjustable oil filled transformer coil restraint device according to claim 2, wherein: the left side and the right side of the restraint adjusting rod (33) are both fixedly connected with a lifting sliding rod (331), and the outer surface of the lifting sliding rod (331) is fixedly connected with a limiting sliding block (332).
7. An adjustable oil filled transformer coil restraint device according to claim 2, wherein: the front face of winding telescopic link (34) fixedly connected with flexible loop bar (341), just the surface sliding connection of flexible loop bar (341) has telescopic sleeve (342), just the inner wall fixedly connected with inert gas injection pipe (343) of telescopic sleeve (342), the inside sliding connection of flexible loop bar (341) has flexible slide bar (344), expanding spring (345) has been cup jointed to the surface of flexible slide bar (344).
8. An adjustable oil filled transformer coil restraint device according to claim 2, wherein: spacing regulation screw hole (351) have been seted up in the front of spacing support of coiling (35), the inside threaded connection of spacing regulation screw hole (351) has spacing adjust knob (3511), the inside swing joint of the spacing support of coiling (35) has spacing arc strip (352), just the front fixedly connected with fixed strip (3521) of spacing arc strip (352).
Priority Applications (1)
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