CN217933463U

CN217933463U - Wire guiding and tensioning device for winding high-voltage coil of transformer

Info

Publication number: CN217933463U
Application number: CN202222189133.0U
Authority: CN
Inventors: 马健
Original assignee: Wujiang Transformer Co Ltd
Current assignee: Wujiang Transformer Co Ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-11-29
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a wire direction overspeed device tensioner that transformer high-tension coil coiling was used, wherein, include: the wire coil clamping device comprises a support, a wire inlet pipe, a wire outlet pipe, a first tensioning piece, a second tensioning piece and a fixed pulley block, wherein the wire inlet pipe is arranged on one side of the support and vertically corresponds to a wire coil, the wire outlet pipe is arranged on the other side of the support and horizontally corresponds to a coil mold, the first tensioning piece is arranged on the surface of the support and is positioned in the vertical direction of the wire inlet pipe, the second tensioning piece is arranged on the surface of the support and is positioned in the horizontal direction of the wire outlet pipe, and the fixed pulley block is arranged between the first tensioning piece and the second tensioning piece; the wire comes out from the wire coil and sequentially passes through the wire inlet pipe, the first tensioning piece, the fixed pulley block, the second tensioning piece and the wire outlet pipe to enter the coil die for winding. The utility model discloses on leading the wire to the coil mould from the drum, adopt the fixed pulley to change the wire winding direction, be provided with two tensioning pieces, the tensioning of effective control wire avoids coil coiling in-process turn to arrange unevenly, and amplitude direction size behind the effective control coil coiling makes the coil coiling inseparable, improves the coiling quality of coil.

Description

Wire guiding and tensioning device for winding high-voltage coil of transformer

Technical Field

The utility model relates to a transformer field, especially a wire direction overspeed device tensioner that transformer high-tension coil coiling was used.

Background

The coil of the transformer is a core component of the transformer, the winding of the wire coil is an important link in the production of the transformer, and the quality of the winding quality of the coil is directly related to the operation effect and the service life of a product.

In the prior art, a high-voltage coil of a transformer is usually wound by adopting an enameled wire. In the winding process, a wire is wound on the iron core column from the wire coil through the automatic coil die to form a coil, and the wire on the wire coil and the winding direction on the coil need to be consistent as the automatic coil die is horizontal and the wire coil is vertically placed. Because the winding directions of the wire winding machine are consistent, the wire is in a non-tension state when being wound by the automatic coil die, and the wound coil has loose turns and irregular arrangement, thereby affecting the overall dimension of the coil.

In order to solve the above problems, in the prior art, a tensioning device is added in a coil winding process, for example, chinese patent CN212783063U, a coil winding device for transformer processing, which comprises a frame body and is characterized in that a fixed pulley and a wire ring are fixedly installed on an inner wall of an upper end of the frame body from left to right in sequence, a pulley block and a movable pulley are sequentially installed on an inner wall of one side of the frame body from left to right, an air cylinder is fixedly installed on one side of the upper end of the frame body, a support is fixedly installed on a top end of a piston rod of the air cylinder, a winding reel is arranged on an inner side of the support, a second turntable and a first turntable are detachably inserted into an upper end and a lower end of the winding reel respectively, a roller is fixedly installed on the other side of the upper end of the frame body, a copper wire is wound on an outer side of the roller, an end portion of the copper wire passes through the wire ring and sequentially winds around the fixed pulley and the movable pulley, and an end portion of the copper wire passes through the pulley block and is wound on an outer side of the winding reel. This tension may cause wear to the wire and may not be tight enough when winding, leading to some safety hazards.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes coil wire winding is inseparable enough and the wire can produce the not enough of wearing and tearing among the prior art, provides a wire direction overspeed device tensioner that transformer high-tension coil coiling was used, for reaching above-mentioned purpose, the utility model discloses a technical scheme be: a wire guiding and tensioning device for winding a high-voltage coil of a transformer is characterized by comprising: a support;

the wire inlet pipe is arranged on one side of the support and vertically corresponds to the wire coil;

the wire outlet pipe is arranged on the other side of the support and horizontally corresponds to the coil mold;

the first tensioning piece is arranged on the surface of the support and positioned in the vertical direction of the inlet pipe;

the second tensioning piece is arranged on the surface of the support and positioned in the horizontal direction of the outlet pipe;

and a fixed pulley group arranged between the first tensioning member and the second tensioning member;

the wire comes out from the drum and passes through in proper order go into the spool first tensioning member the standing block assembly second tensioning member and go out the spool, get into coil mould wire winding.

In a preferred embodiment of the present invention, the inlet pipe is disposed in a vertical direction, and the outlet pipe is disposed in a horizontal direction.

In a preferred embodiment of the present invention, the support comprises a bottom plate, a supporting tube standing on the bottom plate, and a panel fixed to the top of the supporting tube.

In a preferred embodiment of the present invention, the outlet pipe has the same structure as the inlet pipe, and the inlet pipe includes a fixing pipe disposed on the panel and a nylon sleeve disposed in the fixing pipe, wherein the nylon sleeve is provided with a through hole along the central axis.

The utility model discloses a preferred embodiment, first tensioning member with the structure of second tensioning member is the same, first tensioning member includes to be fixed through two butterfly nuts first clamp plate and second clamp plate on the panel, first clamp plate is equipped with felt cloth with the second clamp plate opposite face, the second clamp plate is equipped with felt cloth with first clamp plate opposite face, the wire passes in the middle of from punch holder and lower plate, through screwing up or unscrewing butterfly nut is adjusted and is corrected power to passing the wire.

The utility model discloses a preferred embodiment, the fixed pulley group includes first fixed pulley, second fixed pulley, third fixed pulley and fourth fixed pulley in proper order according to the wire trend, first fixed pulley set up in the upper portion of first fastener, the incoming line direction of first fixed pulley is unanimous with the incoming line pipe, and the wire changes the horizontal direction from vertical direction into, second fixed pulley and third fixed pulley set gradually along the horizontal direction of first fixed pulley, and the wire diversion is by the tensioning after second fixed pulley and third fixed pulley are walked around, the fourth fixed pulley is located third fixed pulley below, fourth fixed pulley outgoing line direction is unanimous for being qualified for the next round of competitions.

In a preferred embodiment of the present invention, the pulleys of the fixed pulley set are nylon pulleys, the nylon pulleys include a fixed shaft, deep groove ball bearings disposed outside the fixed shaft, and nylon rollers disposed on the bearings, and the peripheries of the nylon rollers are provided with wire grooves.

The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect: the utility model discloses on leading the wire to the coil mould from the drum, adopt the fixed pulley to change the wire winding direction, increase the tensioning control to the wire through the range of fixed pulley. And two tensioning pieces are arranged, so that tensioning of the conducting wire is effectively controlled, uneven arrangement of wire turns in the coil winding process is avoided, the radial size of the wound coil is effectively controlled, the coil is wound more tightly, and the winding quality of the coil is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, drawings of other embodiments can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of a wire guiding and tensioning device for winding a high-voltage coil of a transformer according to an embodiment of the present invention;

FIG. 2 is a schematic view of the inlet pipe of FIG. 1 in the direction A;

fig. 3 is a sectional view taken along line B-B in fig. 1.

The reference numerals are as follows: 101-a base plate; 102-a support tube; 103-reinforcing ribs; 104. a panel; 201-a wire inlet pipe; 2011-stationary tube; 2012-nylon sleeve; 2013-a through hole; 202-a wire outlet pipe; 301-a first tensioning member; 302-a second tensioning member; 3021-first platen; 3022-a second platen; 3023-felt cloth; 3024-wing nut; 401-a first fixed pulley; 402-a second crown block; 403-a third fixed pulley; 4031-stationary axis; 4032-bearing; 4033-nylon cover; 404-fourth crown block.

Detailed Description

In order that the above objects, features and advantages of the present invention may be more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and detailed description, which are simplified in illustration only for the purpose of illustrating the basic structure of the present invention and thus only show the structure related to the present invention, and it should be noted that the embodiments and features of the embodiments may be combined with each other in the present application without conflict.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the scope of the present application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art through specific situations.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1, a wire guiding and tensioning device for winding a high-voltage coil of a transformer includes: the device comprises a support, a wire inlet pipe 201, a wire outlet pipe 202, a first tensioning member 301, a second tensioning member 302 and a fixed pulley group.

Referring to fig. 1, the stand includes a base plate 101, a support pipe 102 standing on the base plate 101, a reinforcing rib 103 provided at a bottom side of the support pipe 102, and a face plate 104 fixed to a top of the support pipe 102.

As shown in fig. 1, the wire inlet pipe 201 is arranged on one side of the support and vertically corresponds to the wire coil, the wire inlet pipe 201 is arranged in the vertical direction, the wire outlet pipe 202 is arranged on the other side of the support and horizontally corresponds to the coil mold, and the wire outlet pipe 202 is arranged in the horizontal direction. The outlet pipe 202 has the same structure as the inlet pipe 201. Referring to fig. 2, the line inlet pipe 201 includes a fixed pipe 2011 disposed on the panel 104 and a nylon sleeve 2012 disposed in the fixed pipe 2011, wherein the nylon sleeve 2012 is provided with a line through hole 2013 along a central axial direction.

As shown in fig. 1, the first tensioning member 301 is disposed on the support surface in the vertical direction of the inlet pipe 201, the second tensioning member 302 is disposed on the support surface in the horizontal direction of the outlet pipe 202, and the first tensioning member 301 and the second tensioning member 302 have the same structure. Referring to fig. 3, the first tensioning member 301 and the second tensioning member 302 both include first clamp plate 3021 and second clamp plate 3022 fixed on the panel 104 through two butterfly nuts 3024, the opposite surfaces of the first clamp plate 3021 and the second clamp plate 3022 are provided with felt 3023, the opposite surfaces of the second clamp plate 3022 and the first clamp plate 3021 are provided with felt 3023, because the wire is an enameled wire, it may wear to the painted surface of the surface in the winding process, thereby affecting the quality of the wire and reducing the insulation of the wire and causing a safety hazard, the utility model discloses a felt 3023 and wire direct contact avoid wearing and tearing the enameled wire. The wire passes through the middle of the upper clamping plate and the lower clamping plate, and the correction force of the passing wire is adjusted by screwing or unscrewing the butterfly nut 3024.

As shown in fig. 1, the fixed pulley group is disposed between the first tensioning member 301 and the second tensioning member 302, the fixed pulley group sequentially includes a first fixed pulley 401, a second fixed pulley 402, a third fixed pulley 403 and a fourth fixed pulley 404 according to the direction of a wire, the first fixed pulley 401 is disposed on the upper portion of the first tensioning member 301, the wire entering direction of the first fixed pulley 401 is consistent with that of the wire entering pipe 201, the wire is changed from the vertical direction to the horizontal direction, the second fixed pulley 402 and the third fixed pulley 403 are sequentially disposed along the horizontal direction of the first fixed pulley 401, the wire is tensioned after passing around the second fixed pulley 402 and the third fixed pulley 403, the fourth fixed pulley 404 is located below the third fixed pulley 403, and the wire exiting direction of the fourth fixed pulley 404 is consistent with that of the wire exiting pipe 202. Specifically, the height of the second fixed pulley 402 is lower than the height of the first fixed pulley 401 and the third fixed pulley 403, the second fixed pulley 402 exerts a pressing force on the wire, and the incoming line and outgoing line angle of the fourth fixed pulley 404 are acute angles, which contributes to the tensioning of the wire.

As shown in fig. 3, the pulleys in the crown block group are nylon pulleys, each nylon pulley comprises a fixed shaft 4031, a deep groove ball bearing 4032 arranged outside the fixed shaft 4031, and a nylon roller arranged on the bearing 4032, and a wire guide groove is formed in the outer periphery of the nylon roller. The nylon sleeve 4033 can avoid abrasion of the enameled wire and improve the winding quality of the wire.

Referring to fig. 1, the utility model discloses during operation, the wire comes out from the drum and gets into coil mould wire winding through inlet wire pipe 201, first tensioning piece 301, standing block, second tensioning piece 302 and play spool 202 in proper order. The wire is guided to the coil die from the wire coil, the winding direction is changed by adopting the fixed pulleys, and the tension control of the wire is increased through the arrangement of the fixed pulleys. And two tensioning pieces are arranged, so that tensioning of the conducting wire is effectively controlled, uneven arrangement of wire turns in the coil winding process is avoided, the radial size of the wound coil is effectively controlled, the coil is wound more tightly, and the winding quality of the coil is improved.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A wire guiding and tensioning device for winding a high-voltage coil of a transformer is characterized by comprising: a support;

the wire comes out from the drum and passes through in proper order go into the spool first tensioning member the standing block second tensioning member and go out the spool, get into coil mould wire winding.

2. The wire guiding and tensioning device for winding a high-voltage coil of a transformer as claimed in claim 1, wherein: the inlet pipe is arranged in the vertical direction, and the outlet pipe is arranged in the horizontal direction.

3. The wire guiding and tensioning device for winding a high-voltage coil of a transformer as claimed in claim 1, wherein: the support comprises a bottom plate, a supporting pipe standing on the bottom plate and a panel fixed at the top of the supporting pipe.

4. The wire guiding and tensioning device for winding a high-voltage coil of a transformer as claimed in claim 3, wherein: go out the spool with the structure of income spool is the same, go into the spool including set up in fixed pipe on the panel and set up in nylon cover in the fixed pipe, nylon cover is equipped with through-wire hole along central axial.

5. The wire guiding and tensioning device for winding a high-voltage coil of a transformer as claimed in claim 4, wherein: first tensioning member with the structure of second tensioning member is the same, first tensioning member includes to be fixed through two butterfly nuts first clamp plate and second clamp plate on the panel, first clamp plate is equipped with felt cloth with the second clamp plate opposite face, the second clamp plate is equipped with felt cloth with first clamp plate opposite face, the wire passes in the middle of from punch holder and lower plate, through screwing up or unscrewing butterfly nut is adjusted and is corrected power to passing the wire.

6. The wire guiding and tensioning device for winding a high-voltage coil of a transformer as claimed in claim 1, wherein: the fixed pulley group sequentially comprises a first fixed pulley, a second fixed pulley, a third fixed pulley and a fourth fixed pulley according to the direction of a lead, the first fixed pulley is arranged at the upper part of the first tensioning piece, the incoming line direction of the first fixed pulley is consistent with that of a lead inlet pipe, the lead is changed from the vertical direction to the horizontal direction, the second fixed pulley and the third fixed pulley are sequentially arranged along the horizontal direction of the first fixed pulley, the lead is tensioned after turning around the second fixed pulley and the third fixed pulley, the fourth fixed pulley is positioned below the third fixed pulley, and the outgoing line direction of the fourth fixed pulley is consistent with that of a lead outlet pipe.

7. The wire guiding and tensioning device for winding the high-voltage coil of the transformer as claimed in claim 1, wherein: the pulley in the fixed pulley block is a nylon pulley, the nylon pulley comprises a fixed shaft, a deep groove ball bearing arranged outside the fixed shaft and a nylon roller arranged on the bearing, and a wire guide groove is formed in the periphery of the nylon roller.