Pressing device for transformer winding

Abstract

The utility model relates to the field of windings, in particular to a pressing device for a transformer winding, which comprises a base, a tensioning structure is arranged at the center of the outer wall of the top of the base, and pressing structures are arranged at two ends of the outer wall of the top of the base; the tensioning structure comprises a tensioning groove formed in the center of the top of the base, a double-shaft motor installed in the center of the tensioning groove, a screw connected to an output shaft of the double-shaft motor and a winding shaft connected to the outer wall of the screw in a threaded mode. The pressing structure comprises stabilizing rods installed at the two ends of the outer wall of the top of the base, downward pressing screws rotationally connected to the top of the base and located on one sides of the stabilizing rods, a screwing frame, a screwing ring and a rotating frame rotationally connected to the outer wall of the screwing ring, wherein the screwing frame and the screwing ring are screwed to the outer walls of the two downward pressing screws correspondingly. After the electric push rod is started, the push plate is driven to ascend, and the ascending of the push plate is matched with the descending of the lower pressing plate to extrude the winding together, so that the copper wire winding is conveniently pressed, the tightness is ensured, and the efficiency of the winding is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to winding technical field, especially relate to a compression device for transformer winding. BACKGROUND

[0002] Winding refers to a group of turns of wire that make up an electrical circuit corresponding to a certain voltage value marked on the transformer. The number of turns of each sub-winding is different, so the terminal voltage is also different. Therefore, a multi-winding transformer can supply power to several different voltage electrical equipment; A transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. The main components are the primary coil, secondary coil and core (magnetic core). The main functions are: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer) and the like.

[0003] At present, when the copper winding is wound, the copper wire that loses pressure will expand, resulting in a large volume of winding, and the wound winding is relatively loose, and the use efficiency is not high. UTILITY MODEL CONTENT

[0004] The utility model aims at above -mentioned problem and insufficient, proposes a compression device for transformer winding: the screw rod is rotated and drives the screw joint ring and screw joint frame to move up and down, drives the lower pressing plate to descend and presses the winding, at this moment, the electric push rod is started and drives the push plate to rise, the push plate rises and cooperates with the lower pressing plate to press the winding in a piece, convenient for the copper winding is compressed tightly, guarantee compact type, guarantee the efficiency of winding, solve the problem of loose winding.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A compression device for transformer winding, including the base, the top outer wall center of base is equipped with the tensioning structure, and the top outer wall both ends of base are equipped with compression structure, the tensioning structure includes the tensioning groove of being opened in the top center of base, installs the double-shaft motor of tensioning groove center, the screw rod of being connected in the output shaft of double-shaft motor and the winding shaft of being screwed in the outer wall of screw rod, the compression structure includes the stabilizer of being installed in the top outer wall both ends of base, the lower pressing screw rod of being rotatably connected in the top of base at stabilizer one side, the screw joint frame and the screw joint ring of being screwed in the outer wall of two lower pressing screw rods respectively and the rotating frame of being rotatably connected in the outer wall of screw joint ring.

[0007] Preferably, the lower pressing plate is installed on the bottom outer wall of one end of the rotating frame, and the other end of the screw joint frame is installed on the top outer wall of the lower pressing plate, and the top end of the lower pressing screw rod is rotatably connected to the outer wall of the stabilizer.

[0008] Preferably, one end of the outer wall of the screw frame is welded with a sliding protrusion, and the other end of the sliding protrusion is slidably connected to the outer wall of one side of the stabilizing rod.

[0009] According to the above scheme: the down pressure screw rotates to drive the screw ring and the screw frame to move up and down, drives the down pressure plate to descend to press the winding, at this time the electric push rod is started to drive the push plate to rise, the push plate rises to cooperate with the down pressure plate to press the winding in one piece, which is convenient for pressing the copper winding, ensures the tightness, and ensures the efficiency of the winding.

[0010] Preferably, recesses are formed at the top outer walls of both ends of the base, and electric push rods are installed in the recesses.

[0011] Preferably, the push plate and the down pressure plate are provided with through holes adapted to the winding shaft at the tensioning groove, and the winding shaft is slidably connected to the through holes of the push plate and the down pressure plate.

[0012] Preferably, the electric push rod, the drive motor and the double-shaft motor are connected to a switch through wires, and the switch is connected to a power supply through wires.

[0013] The beneficial effects of the utility model are:

[0014] 1. The down pressure screw rotates to drive the screw ring and the screw frame to move up and down, drives the down pressure plate to descend to press the winding, at this time the electric push rod is started to drive the push plate to rise, the push plate rises to cooperate with the down pressure plate to press the winding in one piece, which is convenient for pressing the copper winding, ensures the tightness, and ensures the efficiency of the winding. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 The utility model provides a whole structure schematic view of a compression device for transformer winding;

[0016] Fig. 2 The utility model provides a working state structure schematic view of a compression device for transformer winding;

[0017] Fig. 3 The utility model provides a development structure schematic view of a compression device for transformer winding.

[0018] In the drawing: 1 base, 2 tensioning structure, 3 compression structure, 4 recess, 5 electric push rod, 6 push plate, 7 tensioning groove, 8 double-shaft motor, 9 screw rod, 10 winding shaft, 11 stabilizing rod, 12 down pressure screw, 13 screw frame, 14 rotating frame, 15 sliding protrusion, 16 down pressure plate, 17 drive slot, 18 drive motor. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0020] Embodiments

[0021] With reference to Figs. 1-3 A pressing device for transformer winding, comprising a base 1, a tensioning structure 2 is arranged at the center of the top outer wall of the base 1, and a pressing structure 3 is arranged at the two ends of the top outer wall of the base 1, recesses 4 are arranged at the two ends of the top outer wall of the base 1, and electric push rods 5 are arranged in the recesses 4, push plates 6 are arranged at the top ends of the electric push rods 5, the electric push rods 5 drive the push plates 6 to ascend after being started, and the push plates 6 push the coils on the outer wall of the winding shaft 10 upwards, so that the coils are easily discharged;

[0022] The tensioning structure 2 comprises a tensioning groove 7 arranged at the center of the top of the base 1, a double-shaft motor 8 arranged at the center of the tensioning groove 7, screw rods 9 connected to the output shafts of the double-shaft motor 8, and a winding shaft 10 screw-connected to the outer wall of the screw rods 9, the screw rods 9 at the two ends of the double-shaft motor 8 drive the winding shaft 10 to move away from each other and move close to each other after being rotated, the wound coils are pulled in, the winding is fully extruded in cooperation with the pressing structure 3 and the electric push rod 5, and the tightness of the winding is improved;

[0023] The pressing structure 3 comprises stabilizing rods 11 arranged at the two ends of the top outer wall of the base 1, lower pressing screw rods 12 rotatably connected to the base 1 at one side of the stabilizing rods 11, screwing frames 13 and screwing rings respectively screw-connected to the outer walls of the two lower pressing screw rods 12, and rotating frames 14 rotatably connected to the outer walls of the screwing rings, sliding protrusions 15 on the screwing frames 13 are slidably connected to the outer walls of the stabilizing rods 11, the screwing frames 13 cannot rotate, the rotating frames 14 are connected to the lower pressing screw rods 12 through the screwing rings, the rotating frames 14 can drive lower pressing plates 16 to rotate on the lower pressing screw rods 12, the lower pressing plates 16 are conveniently combined, and the winding on the winding shaft 10 is avoided from being affected.

[0024] Lower pressing plates 16 are arranged at one end of the bottom outer wall of the rotating frame 14, and the other end of the outer wall of the screwing frame 13 is arranged on the top outer wall of the lower pressing plate 16.

[0025] The outer wall of one end of the screw frame 13 is welded with a sliding protrusion 15, and the other end of the sliding protrusion 15 is slidingly connected to the outer wall of one side of the stabilizing rod 11. The base 1 is provided with a driving groove 17 at the position of the pressing screw 12, and the driving groove 17 is provided with a driving motor 18. The output shaft of the driving motor 18 is connected to one end of the pressing screw 12. The driving motor 18 drives the pressing screw 12 to rotate. One end of the pressing screw 12 is rotatably connected to one end of the stabilizing rod 11, so as to ensure the stability of the operation of the pressing screw 12.

[0026] The pushing plate 6 and the pressing plate 16 are provided with through holes at the position of the tensioning groove 7, and the through holes are adapted to the winding shaft 10. The outer wall of the winding shaft 10 is slidingly connected to the through holes of the pushing plate 6 and the pressing plate 16.

[0027] The electric push rod 5, the driving motor 18 and the double-shaft motor 8 are connected to a switch through wires, and the switch is connected to a power supply through wires.

[0028] Working principle: when in use, the base 1 is placed on a platform. One end of the screw frame 13 is separated from the pressing plate 16. The outer wall of the winding shaft 10 is wound with copper wire. After the winding of the copper wire is completed, the pressing plate 16 is rotated by the screw ring. The pressing plate 16 moves to one end of the screw frame 13 and is connected thereto. The double-shaft motor 8 and the driving motor 18 are started to drive the screw rod 9 and the pressing screw 12 to rotate, respectively. After the screw rod 9 rotates, the winding shaft 10 is driven to move away from the tensioned winding. After the pressing screw 12 rotates, the screw ring and the screw frame 13 are driven to move up and down, and the pressing plate 16 is driven to descend to press the winding. At this time, the electric push rod 5 is started to drive the pushing plate 6 to ascend. The pushing plate 6 ascends in cooperation with the descending of the pressing plate 16 to extrude the winding on a piece, so as to press the copper wire winding, ensure the tightness, and ensure the efficiency of the winding.

[0029] The exemplary embodiments of the present application are described in detail in the foregoing embodiments, however, it is understood by those skilled in the art that various modifications and changes can be made to the foregoing embodiments without departing from the concept of the present application, and various combinations of the technical features and structures of the present application can be made without exceeding the protection scope of the present application, and the protection scope of the present application is determined by the appended claims. The foregoing description of the specific exemplary embodiments of the present application is not intended to limit the present application to the precise form disclosed, and it is obvious that many changes and variations can be made according to the foregoing teachings. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present application and its practical applications, so as to enable those skilled in the art to implement and utilize various different exemplary embodiments of the present application and various different selections and changes. The scope of the present application is intended to be limited by the claims and their equivalents.

Claims

1. A compression device for transformer windings, comprising a base (1), characterized in that, The top outer wall of the base (1) is provided with a tensioning structure (2) in the center, and the top outer wall of the base (1) is provided with a pressing structure (3) at both ends; The tensioning structure (2) comprises a tensioning groove (7) formed in the center of the top of the base (1), a double-shaft motor (8) installed in the center of the tensioning groove (7), a screw rod (9) connected to the output shaft of the double-shaft motor (8), and a winding shaft (10) threadedly connected to the outer wall of the screw rod (9); The pressing structure (3) comprises a stabilizing rod (11) installed at both ends of the top outer wall of the base (1), a pressing screw rod (12) rotatably connected to the top of the base (1) on one side of the stabilizing rod (11), a screwing frame (13) and a screwing ring respectively screwed to the outer wall of the two pressing screw rods (12), and a rotating frame (14) rotatably connected to the outer wall of the screwing ring.

2. A compression device for transformer windings according to claim 1, characterized in that One end of the rotating frame (14) is provided with a pressing plate (16) on the bottom outer wall, and the other end of the screwing frame (13) is installed on the top outer wall of the pressing plate (16), and the top end of the pressing screw rod (12) is rotatably connected to the outer wall of the stabilizing rod (11).

3. A compression device for transformer windings according to claim 1, characterized in that One end of the screwing frame (13) is welded with a sliding protrusion (15), and the other end of the sliding protrusion (15) is slidably connected to the outer wall of one side of the stabilizing rod (11), and the base (1) is provided with a driving groove (17) at the position of the pressing screw rod (12), and a driving motor (18) is installed in the driving groove (17), and the output shaft of the driving motor (18) is connected to one end of the pressing screw rod (12).

4. A compression device for transformer windings according to claim 1, characterized in that The top outer wall of the base (1) is provided with a recess (4) at both ends, and an electric push rod (5) is installed in the recess (4), and the top end of the electric push rod (5) is provided with a pushing plate (6).

5. A compression device for transformer windings according to claim 4, characterized in that The pushing plate (6) and the pressing plate (16) are provided with through holes adapted to the winding shaft (10) at the position of the tensioning groove (7), and the outer wall of the winding shaft (10) is slidably connected in the through holes of the pushing plate (6) and the pressing plate (16).

6. A compression device for transformer windings according to claim 4, characterized in that The electric push rod (5), the driving motor (18) and the double-shaft motor (8) are connected to the switch through wires, and the switch is connected to the power supply through wires.

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