CN219997989U - Dry-type transformer bearing support - Google Patents

Abstract

The utility model relates to a bearing bracket, in particular to a dry-type transformer bearing bracket, which comprises a bottom supporting structure and an adjusting structure, wherein the adjusting structure is arranged on the bottom supporting structure and used for fixing a cylindrical shell of a dry-type transformer; the adjusting structure comprises a plurality of lock rods arranged along the circumferential direction, and the plurality of lock rods in the adjusting structure can synchronously point to the center of the adjusting structure to gather or deviate from the center of the adjusting structure to disperse; the cylindrical shell of the dry-type transformer can be fixed or loosened by utilizing a plurality of locking bars in the adjusting structure to synchronously point to or depart from the cylindrical shell of the dry-type transformer along different angles of the circumference through a plurality of point positions, so that the dry-type transformer can be quickly installed or disassembled. In addition, because a plurality of locking bars can move synchronously, therefore, the adjusting structure can also be fixed on the tubular shells with different specifications and sizes within a certain diameter range.

Description

Dry-type transformer bearing support

Technical Field

The utility model relates to a bearing bracket, in particular to a bearing bracket for a dry-type transformer.

Background

The dry type transformer is widely used in places such as local illumination, high-rise buildings, airports, wharf CNC mechanical equipment and the like, but is divided into different types according to voltage level, insulating heat dissipation medium, iron core structure material, design energy-saving sequence, phase number and capacity.

The existing dry-type transformer needs to be matched with a bearing bracket for fixing during installation, such as the existing bearing bracket:

1. the bracket body is designed into a U shape, and the fixing groove is arranged at the lower end of the bottom wall, so that the transformer can be fixed and installed conveniently;

2. through setting up the hinge, can be with latch closure and bearing frame swing joint, be convenient for place the support when the installation, through setting up the base mounting bracket, can be convenient for fix the transformer on the support when the installation, through setting up the recess buckle, can be convenient for unable adjustment base installing support, through setting up the bracing piece, can support two latches, avoid the bearing frame to lead to the mounting bracket to warp because of the atress.

In combination with the above example, the existing support bracket is customized according to different dry-type transformers, or can be finely tuned to accommodate installation only during installation.

The existing bearing support can not carry out adaptability adjustment on dry type transformers with different specifications, so that the application range of a single bearing support is smaller, the bearing support with multiple adaptation types needs to be designed in the production process, and meanwhile, the existing bearing support is generally fixed through a plurality of bolts, and the situation that an installation program is complex still exists in the installation process.

Disclosure of Invention

The utility model aims to provide a dry-type transformer bearing bracket which is used for solving the problem that the specifications and the sizes are different in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a dry-type transformer bearing bracket comprises a bottom supporting structure and an adjusting structure, wherein the adjusting structure is arranged on the bottom supporting structure and used for fixing a cylindrical shell of a dry-type transformer;

the adjusting structure comprises a plurality of lock rods arranged along the circumferential direction, and the plurality of lock rods in the adjusting structure can synchronously point to the center of the adjusting structure to gather or deviate from the center of the adjusting structure to disperse;

when a plurality of locking bars synchronously point to the center of the adjusting structure to gather, the cylindrical shell of the dry-type transformer can be fixed from multiple points in the circumferential direction.

The dry-type transformer bearing bracket as described above: the bottom support structure comprises three bottom support pieces which are arranged in parallel with each other, and a cross beam which is fixed above the bottom support pieces; the number of the cross beams is two, the cross beams are parallel to each other, and the base is fixedly arranged on the cross beams.

The dry-type transformer bearing bracket as described above: the adjusting structure comprises a swivel rotatably arranged on the base and a hoop fixed on the swivel;

an inclined guide groove is formed in one side of the hoop, a sliding column is fixedly arranged at one end of the locking rod, the sliding column is movably embedded in the inclined guide groove, a plurality of through grooves are formed in the base along the radial direction of the base, and the locking rod penetrates through the through grooves and is in sliding fit with the through grooves.

The dry-type transformer bearing bracket as described above: the inner wall of the hoop is provided with a circle of concave rail, and the outer wall of the upper part of the base is provided with a circle of convex rail matched with the concave rail.

The dry-type transformer bearing bracket as described above: a section of worm teeth are continuously distributed on the outer wall of the swivel, the worm teeth are meshed with the worm, the worm is coaxially fixed with the rotating rod, and the rotating rod is rotatably arranged on the bottom supporting piece through a sleeve rod;

wherein, eccentric department of bull stick one end is fixed with the crank parallel of bull stick.

The dry-type transformer bearing bracket as described above: the bottom support piece is made of I-steel materials, and the swivel is provided with a groove for the lock rod to move.

Compared with the prior art, the utility model has the beneficial effects that: the bottom support piece, the cross beam and the base of the dry type transformer bracket are all made of metal steel, and have the remarkable characteristics of high bearing pressure, long support time, easy installation, difficult deformation and the like; the cylindrical shell of the dry-type transformer can be fixed or loosened by utilizing a plurality of locking bars in the adjusting structure to synchronously point to or depart from the cylindrical shell of the dry-type transformer along different angles of the circumference through a plurality of point positions, so that the dry-type transformer can be quickly installed or disassembled. In addition, because a plurality of locking bars can move synchronously, therefore, the adjusting structure can also be fixed on the tubular shells with different specifications and sizes within a certain diameter range.

Drawings

Fig. 1 is a schematic structural view of a dry-type transformer support bracket in a state of supporting the dry-type transformer.

Fig. 2 is a schematic structural view of a dry-type transformer support bracket.

Fig. 3 is a schematic structural view of an adjusting structure in a dry-type transformer support bracket.

Fig. 4 is a schematic structural view of the inside of the adjusting structure in the dry-type transformer support bracket.

Fig. 5 is a schematic view of the structure of fig. 4 in another orientation.

Fig. 6 is a schematic diagram showing the connection state of the hoop, the lock rod and the base in the dry-type transformer support bracket.

Fig. 7 is a schematic diagram showing a state in which one of the locking bars is separated from the hoop in the dry type transformer support bracket.

Fig. 8 is an exploded view of the adjustment structure in the dry-type transformer support bracket.

Fig. 9 is a schematic view of the structure of fig. 8 in another orientation.

In the figure: 1-a bottom support; 2-a cross beam; 3-rotating rod; 4-crank; 5-loop bar; 6-worm; 7-rotating rings; 8-hoops; 9-worm teeth; 10-a lock rod; 11-an inclined guide groove; 12-grooves; 13-a base; 14-clamping grooves; 15-a spool; 16-through groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 9, as an embodiment of the present utility model, the dry-type transformer support bracket includes: a bottom support structure, and an adjusting structure arranged on the bottom support structure for fixing the cylindrical shell of the dry-type transformer;

the adjusting structure comprises a plurality of lock rods 10 arranged along the circumferential direction, and the plurality of lock rods 10 in the adjusting structure can synchronously point to the center of the adjusting structure to gather or deviate from the center of the adjusting structure to disperse;

when a plurality of locking bars 10 are synchronously directed to the center of the adjusting structure to gather, the cylindrical shell of the dry-type transformer can be fixed from multiple points in the circumferential direction.

In the embodiment, the bottom supporting structure and the installation foundation of the dry-type transformer are stably installed, so that the adjusting structure is stably arranged on the installation foundation; the plurality of lock bars 10 in the adjusting structure are used for synchronously pointing to or deviating from the cylindrical shell of the dry-type transformer, so that the cylindrical shell can be quickly fixed or loosened through a plurality of points along different angles of the circumference, and the dry-type transformer can be quickly installed or detached. In addition, since the plurality of lock bars 10 can move synchronously, the adjusting structure can also fix the cylinder-shaped shells with different specifications and sizes within a certain diameter range.

As a further aspect of the utility model, the bottom support structure comprises three bottom supports 1 arranged parallel to each other, and a cross beam 2 fixed above the bottom supports 1; the number of the cross beams 2 is two, the cross beams are parallel to each other, and the base 13 is fixedly arranged on the cross beams 2.

Specifically, the bottom support 1 is made of i-steel.

In this embodiment, the cross beam 2 and the base 13 are made of metal steel, and the base 13 is provided with a clamping groove 14, the cross beam 2 is integrally provided with a clamping block, the clamping block passes through the clamping groove 14, the base 13 and the two cross beams 2 form a firm integral structure through the clamping groove 14, and the bottom supporting piece 1, the cross beams 2 and the base 13 are made of metal steel and have the remarkable characteristics of high bearing pressure, long supporting time, easy installation, difficult deformation and the like.

As a further aspect of the present utility model, the adjusting structure includes a swivel 7 rotatably provided on the base 13, and a hoop 8 fixed to the swivel 7;

a circle of concave rails are arranged on the inner wall of the hoop 8, and a circle of convex rails matched with the concave rails are arranged on the outer wall of the upper part of the base 13;

an inclined guide groove 11 is formed in one side of the hoop 8, a sliding column 15 is fixedly arranged at one end of the lock rod 10, the sliding column 15 is movably embedded in the inclined guide groove 11, a plurality of through grooves 16 are formed in the base 13 along the radial direction of the base 13, and the lock rod 10 penetrates through the through grooves 16 and is in sliding fit with the through grooves.

In this embodiment, the groove track and the land track cooperate such that the collar 8 is rotatable only about the base 13 and cannot be axially offset. The base 13 is fixed on the cross beam 2, so that when the swivel 7 rotates, the swivel can drive the hoop 8 to rotate, and then the inclined guide groove 11 is driven to rotate, and the through groove 16 cannot rotate along with the swivel; when the inclined guide groove 11 rotates, the inclined guide groove 11 acts on the sliding column 15, so that the sliding column 15 drives the lock rod 10 to stretch along the through groove 16, and finally, the lock rods 10 synchronously point to the centers of the swivel 7, the hoop 8 and the base 13 to gather or deviate from the centers of the swivel 7, the hoop 8 and the base 13.

The swivel 7 is provided with a groove 12 for the lock rod 10 to move.

As a further scheme of the utility model, a section of worm teeth 9 is continuously distributed on the outer wall of the swivel 7, the worm teeth 9 are meshed with the worm 6, the worm 6 and the rotating rod 3 are coaxially fixed, and the rotating rod 3 is rotatably arranged on the bottom support 1 through the loop bar 5;

wherein, the eccentric department of bull stick 3 one end is fixed with bull stick 3 parallel crank 4.

In the embodiment, the crank 4 is rocked to drive the rotating rod 3 to rotate, so as to drive the worm 6 to rotate; the rotating worm 6 drives the rotating ring 7 to rotate by meshing with the worm teeth 9, and finally the rotating ring 7 drives the hoop 8 to rotate, so that the inclined guide groove 11 is rotated.

Because the worm gear transmission has the characteristic of unidirectional self-locking, after the worm 6 drives the swivel 7 to rotate and the lock rod 10 is used for fixing the cylindrical shell, reverse loose rotation cannot be generated, and the cylindrical shell can be always clamped and fixed.

The above-described embodiments are illustrative, not restrictive, and the technical solutions that can be implemented in other specific forms without departing from the spirit or essential characteristics of the present utility model are included in the present utility model.

Claims (6)

1. The dry-type transformer bearing bracket is characterized by comprising a bottom supporting structure and an adjusting structure which is arranged on the bottom supporting structure and used for fixing a cylindrical shell of the dry-type transformer;

the adjusting structure comprises a plurality of lock rods (10) arranged along the circumferential direction, and the plurality of lock rods (10) in the adjusting structure can synchronously point to the center of the adjusting structure to gather or deviate from the center of the adjusting structure to disperse;

when a plurality of lock bars (10) are synchronously gathered towards the center of the adjusting structure, the cylindrical shell of the dry-type transformer can be fixed from multiple points along the circumferential direction.

2. A dry transformer cradle as claimed in claim 1, wherein the bottom support structure comprises three bottom supports (1) arranged parallel to each other, and a cross beam (2) fixed above the bottom supports (1); the number of the cross beams (2) is two, the cross beams are parallel to each other, and the base (13) is fixedly arranged on the cross beams (2).

3. A dry transformer support bracket according to claim 2, characterized in that the adjustment structure comprises a swivel (7) rotatably arranged on the base (13), and a collar (8) fixed to the swivel (7);

oblique guide slot (11) have been seted up to one side of hoop (8), and the one end of locking lever (10) is fixed to be provided with traveller (15), traveller (15) activity gomphosis is in oblique guide slot (11), and radially seted up a plurality of grooves (16) of wearing along base (13) on base (13), locking lever (10) pass groove (16) and with it sliding fit.

4. A dry-type transformer support bracket according to claim 3, wherein the inner wall of the hoop (8) is provided with a ring of concave rails, and the upper outer wall of the base (13) is provided with a ring of convex rails matched with the concave rails.

5. A dry-type transformer support bracket according to claim 3, characterized in that a section of worm teeth (9) is continuously distributed on the outer wall of the swivel (7), the worm teeth (9) are meshed with the worm (6), the worm (6) is coaxially fixed with the rotating rod (3), and the rotating rod (3) is rotatably arranged on the bottom supporting piece (1) through a sleeve rod (5);

wherein, the eccentric position of one end of the rotating rod (3) is fixed with a crank (4) parallel to the rotating rod (3).

6. A dry-type transformer support bracket according to claim 3, wherein the bottom support (1) is made of i-steel, and the swivel (7) is provided with a groove (12) for the lock rod (10) to move.