Reinforced transformer core clamp

Abstract

The utility model provides a reinforced transformer iron core clamp which comprises a base, two clamping plates are connected to the top of the base in a sliding mode, a plurality of fixing plates are arranged on the opposite sides of the two clamping plates, a plurality of through holes are formed in the fixing plates at equal intervals, and the through holes are communicated with the clamping plates. An adjusting and limiting mechanism matched with the fixing plate is arranged on the other side of the clamping plate, the adjusting and limiting mechanism comprises an adjusting and fixing assembly and a limiting assembly, the adjusting and fixing assembly comprises a fixing base fixed to the outer surface of the clamping plate, and a first inserting hole penetrating through the clamping plate is formed in the middle of the side edge of the fixing base; the fixing plate penetrates into the first inserting hole, and a mounting base is fixed to one side of the top of the fixing plate. Compared with the prior art, the iron core clamping device has the advantages that through the design of the adjusting limiting mechanism, the fixing plates and the fixing bases on the two clamping plates can be connected and fixed together, and then the two clamping plates can be fixed together with iron cores of different sizes.

Description

Technical Field

[0001] The utility model relates to a reinforced transformer core clamp, belonging to the field of transformers. Background Art

[0002] The transformer is an important part of the power converter. Since it involves the conversion of electricity, it has high safety requirements. The transformer core is one of the main parts of the transformer and plays a skeleton role in the entire transformer structure. The transformer core is made of stacked silicon steel sheets. During the stacking process, the transformer core needs to be clamped with a clamping assembly.

[0003] Existing clamps generally use clamps to clamp the iron core, and a large number of bolts are needed to fix the clamps when connecting them. However, this method is troublesome, and disassembly and installation are very cumbersome. When the bolts are lost, the clamping stability is reduced. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a reinforced transformer core clamp.

[0005] In order to achieve the above purpose, the utility model is implemented through the following technical solutions:

[0006] The top of the fixing plate is provided with two fixing plates, and the fixing plates are provided with a plurality of fixing plates at opposite sides thereof. The fixing plates are provided with a plurality of through holes at equal intervals. The other side of the fixing plates is provided with an adjusting limit mechanism cooperating with the fixing plates. The adjusting limit mechanism comprises an adjusting fixing assembly and a limiting assembly. The adjusting fixing assembly comprises a fixing seat fixed to the outer surface of the fixing plate, a plug-in hole penetrating the clamping plate is provided in the middle portion of the side of the fixing seat, the fixing plate penetrates into the plug-in hole, a mounting seat is fixed to one side of the top of the fixing plate, a rotating plate is movably connected to the mounting seat, a sliding sleeve is slidably connected to the rotating plate, a plug-in piece is movably connected to the sliding sleeve, and a bottom end of the plug-in piece penetrates to the bottom of the fixing seat and is connected to the limiting assembly.

[0007] Furthermore, the limit assembly includes a fixed shell fixed at the bottom of the fixed seat, a sliding plate is slidably connected inside the fixed shell, a limit block is fixed in the middle of one side of the sliding plate, the limit block passes through the outside of the fixed shell, and a plurality of limit holes are evenly spaced on the outer surface of the connector, and the limit block passes through the limit hole.

[0008] Furthermore, a spring is fixed in the middle of the other side of the sliding plate, the other end of the spring is connected and fixed to the inner wall of the fixed shell, a traction rope is provided inside the spring, one end of the traction rope is connected and fixed to the sliding plate, the other end of the traction rope passes through the outside of the fixed shell and is connected and fixed to the movable plate, the movable plate is slidably connected in the movable groove, the movable groove is opened in the middle of the outer surface of the clamping plate, and a reset spring matching the movable plate is provided inside the movable groove.

[0009] Furthermore, two supporting feet are provided at the bottom of the clamping plate, and sliders are fixed to the outer surfaces of both sides of the supporting feet. Sliding grooves matching with the supporting feet are respectively opened on both sides of the top of the base, and a sliding groove matching with the slider is respectively opened on the inner walls of both sides of the sliding groove.

[0010] Furthermore, a plurality of positioning rods are provided on the tops of opposite sides of the two clamping plates, the positioning rods on the two clamping plates are arranged alternately, and positioning holes matching with the positioning rods are opened on the clamping plates.

[0011] Furthermore, a plurality of guide members cooperating with the traction rope are fixed on the outer surface of the clamping plate, and the guide members include a fixed shaft and a guide wheel, the fixed shaft is fixed on the outer surface of the clamping plate, and the guide wheel is movably connected to the fixed shaft.

[0012] Furthermore, the movable plate is an I-shaped structure, and the movable groove is a T-shaped structure matched with the movable plate.

[0013] Furthermore, a second plug-in hole is provided at the top of the fixing seat and extends to the bottom of the fixing seat. The second plug-in hole is connected to the first plug-in hole. The connector passes through the second plug-in hole to the first plug-in hole and the through hole to extend to the bottom of the fixing seat and is connected to the limit assembly.

[0014] Beneficial effects of the utility model:

[0015] By adjusting the design of the limit mechanism, the fixing plates and the fixing seats on the two clamping plates can be connected and fixed together, so that the two clamping plates can be fixed together with iron cores of different sizes. In addition, each clamping plate is provided with a plurality of adjustment and fixing components for fixing, thereby enhancing the fixing effect of the transformer iron core and improving the clamping stability.

[0016] By adjusting the design of the fixing component, after the fixing plate and the fixing seat on the two clamping plates are docked together, press the rotating plate downward, the rotating plate drives the sliding sleeve to rotate, and the sliding sleeve pushes the connector to descend. When the connector descends, the bottom will pass through the plug hole two, the plug hole one and the through hole in turn to enter the bottom of the fixing seat.

[0017] Through the design of the limit assembly, after the connector passes through to the bottom of the fixed seat, the pressed movable plate is released. At this time, under the action of the reset spring, the movable plate resets and rises and releases the pulling on the traction rope. At the same time, the spring pushes the sliding plate and the limit block to reset and move, so that the limit block is inserted into the limit hole on the connector, thereby limiting the connector. The connector is inserted into the through hole to fix the fixed plate in the fixed seat, so that the two clamping plates can clamp and fix the iron core.

[0018] By designing the positioning rod and the positioning hole, the stability of the two clamping plates when they move relative to each other can be improved, thereby enabling the two clamping plates to be stably docked together.

[0019] Through the design of the guide member, a plurality of traction ropes at different heights can be connected to the movable plate, and then when the movable plate descends, the plurality of traction ropes at different heights can be driven to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a three-dimensional structural schematic diagram of a reinforced transformer core clamp of the utility model;

[0022] Figure 2 This is a structural schematic diagram of a reinforced transformer core clamp of the utility model with the movable plate removed;

[0023] Figure 3 It is a partial structural schematic diagram of a reinforced transformer core clamp of the utility model;

[0024] Figure 4 This is a schematic cross-sectional view of a reinforced transformer core clamp of the utility model;

[0025] Figure 5 This is a schematic diagram of the enlarged structure of point A of a reinforced transformer core clamp of the utility model;

[0026] Figure 6 The utility model is a schematic diagram of the internal structure of a fixed shell of a reinforced transformer core clamp.

[0027] In the figure, 1, base; 2, sliding groove; 3, clamping plate; 4, fixed plate; 5, fixed seat; 6, plug hole one; 7, plug hole two; 8, mounting seat; 9, rotating plate; 10, sliding sleeve; 11, plug-in piece; 12, limiting hole; 13, fixed shell; 14, sliding plate; 15, limiting block; 16, spring; 17, traction rope; 18, movable groove; 19, movable plate; 20, through hole; 21, slider; 22, sliding groove; 23, positioning rod; 24, positioning hole. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] See also Figure 1-6 The utility model provides a technical solution for a reinforced transformer core clamp, a reinforced transformer core clamp, including a base 1, two clamping plates 3 are slidably connected to the top of the base 1, a plurality of fixing plates 4 are arranged on opposite sides of the two clamping plates 3, a plurality of through holes 20 are opened on the fixing plates 4 at equal intervals, an adjustment limit mechanism matched with the fixing plates 4 is arranged on the other side of the clamping plates 3, the adjustment limit mechanism includes an adjustment fixing component and a limit component, the adjustment fixing component includes a fixing seat 5 fixed to the outer surface of the clamping plate 3, a plug hole 6 penetrating the clamping plate 3 is opened in the middle of the side of the fixing seat 5, the fixing plate 4 penetrates into the plug hole 6, a mounting seat 8 is fixed to one side of the top of the fixing plate 4, a rotating plate 9 is movably connected to the mounting seat 8, and the rotating plate 9 slides upward A sliding sleeve 10 is movably connected, and a connector 11 is movably connected to the sliding sleeve 10. The bottom end of the connector 11 passes through the bottom of the fixed seat 5 and is connected to the limit assembly. A plug hole 2 7 is provided on the top of the fixed seat 5 and passes through the bottom of the fixed seat 5. The plug hole 2 7 is communicated with the plug hole 1 6. The connector 11 passes through the plug hole 1 6 and the through hole 20 through the plug hole 2 7 and extends to the bottom of the fixed seat 5 and is connected to the limit assembly; by adjusting the design of the fixing assembly, after the fixing plate 4 and the fixing seat 5 on the two clamping plates 3 are docked together, the rotating plate 9 is pressed downward, the rotating plate 9 drives the sliding sleeve 10 to rotate, and the sliding sleeve 10 pushes the connector 11 to descend. When the connector 11 descends, the bottom will pass through the plug hole 1 6 and the through hole 20 in sequence through the plug hole 2 7 to enter the bottom of the fixed seat 5.

[0030] See also Figure 1 and Figure 6The limiting assembly includes a fixed shell 13 fixed to the bottom of the fixed seat 5, a sliding plate 14 is slidably connected inside the fixed shell 13, a limiting block 15 is fixed in the middle of one side of the sliding plate 14, and the limiting block 15 penetrates to the outside of the fixed shell 13, and a plurality of limiting holes 12 are evenly spaced on the outer surface of the connector 11, and the limiting block 15 penetrates into the limiting hole 12, and a spring 16 is fixed in the middle of the other side of the sliding plate 14, and the other end of the spring 16 is connected and fixed to the inner wall of the fixed shell 13, and a traction rope 17 is provided inside the spring 16, one end of the traction rope 17 is connected and fixed to the sliding plate 14, and the other end of the traction rope 17 penetrates to the outside of the fixed shell 13 and is connected and fixed to the movable plate 19, and the movable plate 19 is slidably connected in the movable groove 18 The movable groove 18 is opened in the middle of the outer surface of the clamping plate 3, and a reset spring cooperating with the movable plate 19 is arranged inside the movable groove 18. The movable plate 19 is an I-shaped structure, and the movable groove 18 is a T-shaped structure cooperating with the movable plate 19; through the design of the limiting component, after the connector 11 passes through the bottom of the fixed seat 5, the pressed movable plate 19 is released. At this time, under the action of the reset spring, the movable plate 19 resets and rises and releases the pulling of the traction rope 17. At the same time, the spring 16 pushes the sliding plate 14 and the limit block 15 to reset and move, so that the limit block 15 is inserted into the limit hole 12 on the connector 11, and then the connector 11 is limited. The connector 11 is inserted into the through hole 20 to fix the fixed plate 4 in the fixed seat 5, so that the two clamping plates 3 can clamp and fix the iron core.

[0031] See also Figure 3 , Figure 4 Two supporting feet are provided at the bottom of the clamping plate 3, and sliders 21 are fixed to the outer surfaces of both sides of the supporting feet. Sliding grooves 2 that match the supporting feet are respectively opened on both sides of the top of the base 1, and a sliding groove 22 that matches the slider 21 is respectively opened on the inner walls of both sides of the sliding groove 2; through the design of the supporting feet and the sliding groove 2, the clamping plate 3 can be slidably connected to the base 1, and through the design of the slider 21 and the sliding groove 22, the stability of the movement of the clamping plate 3 is improved.

[0032] See also Figure 1-2 A plurality of positioning rods 23 are provided on the top of the opposite side of the two clamping plates 3, and the positioning rods 23 on the two clamping plates 3 are arranged alternately, and positioning holes 24 matching with the positioning rods 23 are opened on the clamping plates 3; through the design of the positioning rods 23 and the positioning holes 24, the stability of the two clamping plates 3 when moving relative to each other can be improved, so that the two clamping plates 3 can be stably docked together.

[0033] See also Figure 1A plurality of guide members cooperating with the traction rope 17 are fixed on the outer surface of the clamping plate 3, and the guide members include a fixed shaft and a guide wheel. The fixed shaft is fixed on the outer surface of the clamping plate 3, and the guide wheel is movably connected to the fixed shaft. Through the design of the guide member, a plurality of traction ropes 17 at different heights can be connected to the movable plate 19, and then when the movable plate 19 descends, the plurality of traction ropes 17 at different heights can be driven to move.

[0034] When in use, place the iron core at the top center of the base 1, then push the clamping plates 3 on both sides so that the clamping plates 3 on both sides are close to each other and close to the outer surface of the iron core. In this process, the fixing plates 4 on the two clamping plates 3 will be inserted into the fixing seats 5 of each other respectively, and the fixing plates 4 will be inserted into the plug-in hole 1 6 in the fixing seat 5. The through hole 20 on the fixing plate 4 will correspond to the plug-in hole 2 7. At this time, press the movable plate 19 downward first. The descent of the movable plate 19 will synchronously pull a number of traction ropes 17. The movement of the traction rope 17 pulls the sliding plate 14 and the limit block 15 to move, and then the limit block 15 is stored in the fixed shell 13 (at this time, the descending movable plate 19 can be lowered by placing a heavy object on the top of the movable plate 19 or by other means). The movable plate 19 is limited), then, the rotating plate 9 is pressed, the rotating plate 9 drives the sliding sleeve 10 to rotate, and the sliding sleeve 10 pushes the connector 11 to descend. When the connector 11 descends, the bottom will pass through the plug hole 2 7 and the plug hole 1 6 and the through hole 20 in turn to enter the bottom of the fixed seat 5. Then, the movable plate 19 is released. At this time, under the action of the reset spring, the movable plate 19 resets and rises and releases the pulling on the traction rope 17. At the same time, the spring 16 pushes the sliding plate 14 and the limit block 15 to reset and move, so that the limit block 15 is inserted into the limit hole 12 on the connector 11, and then the connector 11 is limited. The connector 11 is inserted in the through hole 20 to fix the fixed plate 4 in the fixed seat 5, so that the two clamping plates 3 can clamp and fix the iron core.

[0035] Although this specification is described according to implementation modes, not every implementation mode includes only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A reinforced transformer core clamp, characterized in that: The invention comprises a base (1), wherein the top of the base (1) is slidably connected to two clamping plates (3), a plurality of fixing plates (4) are provided on opposite sides of the two clamping plates (3), a plurality of through holes (20) are provided on the fixing plates (4) at equal intervals, and an adjustment limit mechanism matched with the fixing plates (4) is provided on the other side of the clamping plates (3), the adjustment limit mechanism comprises an adjustment fixing component and a limit component, the adjustment fixing component comprises a fixing seat (5) fixed on the outer surface of the clamping plates (3), and the fixing seat (5) is fixed to the outer surface of the clamping plates (3). A plug-in hole (6) penetrating the clamping plate (3) is provided in the middle of the side of the fixed seat (5); the fixed plate (4) penetrates into the plug-in hole (6); a mounting seat (8) is fixed on one side of the top of the fixed plate (4); a rotating plate (9) is movably connected to the mounting seat (8); a sliding sleeve (10) is slidably connected to the rotating plate (9); a plug-in component (11) is movably connected to the sliding sleeve (10); the bottom end of the plug-in component (11) penetrates to the bottom of the fixed seat (5) and is connected to the limit assembly.

2. A reinforced transformer core clamp according to claim 1, characterized in that: The limiting assembly comprises a fixed shell (13) fixed to the bottom of the fixed seat (5), a sliding plate (14) is slidably connected inside the fixed shell (13), a limiting block (15) is fixed in the middle of one side of the sliding plate (14), the limiting block (15) penetrates to the outside of the fixed shell (13), and a plurality of limiting holes (12) are formed at equal intervals on the outer surface of the plug-in component (11), and the limiting block (15) penetrates into the limiting hole (12).

3. A reinforced transformer core clamp according to claim 2, characterized in that: A spring (16) is fixed in the middle of the other side of the sliding plate (14), and the other end of the spring (16) is connected and fixed to the inner wall of the fixed shell (13). A traction rope (17) is provided inside the spring (16). One end of the traction rope (17) is connected and fixed to the sliding plate (14), and the other end of the traction rope (17) passes through the outer side of the fixed shell (13) and is connected and fixed to a movable plate (19). The movable plate (19) is slidably connected in a movable groove (18). The movable groove (18) is opened in the middle of the outer surface of the clamping plate (3), and a reset spring matching the movable plate (19) is provided inside the movable groove (18).

4. A reinforced transformer core clamp according to claim 3, characterized in that: The bottom of the clamping plate (3) is provided with two supporting feet, and sliding blocks (21) are fixed to the outer surfaces of both sides of the supporting feet. The top of the base (1) is provided with sliding grooves (2) matching with the supporting feet, and the inner walls of both sides of the sliding groove (2) are provided with sliding grooves (22) matching with the sliding blocks (21).

5. The reinforced transformer core clamp according to claim 4, characterized in that: A plurality of positioning rods (23) are provided on the top of the opposite side of the two clamping plates (3), the positioning rods (23) on the two clamping plates (3) are arranged in a staggered manner, and positioning holes (24) matching with the positioning rods (23) are opened on the clamping plates (3).

6. The reinforced transformer core clamp according to claim 5, characterized in that: A plurality of guide members matching the traction rope (17) are fixed on the outer surface of the clamping plate (3), and the guide members include a fixed shaft and a guide wheel. The fixed shaft is fixed on the outer surface of the clamping plate (3), and the guide wheel is movably connected to the fixed shaft.

7. The reinforced transformer core clamp according to claim 6, characterized in that: The movable plate (19) is an I-shaped structure, and the movable groove (18) is a T-shaped structure matched with the movable plate (19).

8. The reinforced transformer core clamp according to claim 1, characterized in that: The top of the fixing seat (5) is provided with a second plug hole (7) extending through the bottom of the fixing seat (5); the second plug hole (7) is connected to the first plug hole (6); the connector (11) passes through the second plug hole (7) to the first plug hole (6) and the through hole (20), and extends to the bottom of the fixing seat (5) and is connected to the limit assembly.

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