CN210575483U

CN210575483U - Transformer damping mechanism

Info

Publication number: CN210575483U
Application number: CN201921453131.XU
Authority: CN
Inventors: 沈立
Original assignee: Hangzhou Guantong New Material Co ltd
Current assignee: Hangzhou Guantong New Material Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-05-19
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a transformer damping mechanism, including setting up the damping buffering body of upper and lower fixed plate, coil pack in the transformer housing, connecting or/and the damping of the corresponding end of lower fixed plate and coil pack, as the improvement, the damping buffering body be a plurality of cyclic annular or/and at least one section spiral helicine elastomer, damping buffering body axle center be horizontal setting, upper and lower fixed plate on corresponding department be equipped with the installation and hold the damping buffering body, arrange the combination of mounting hole, mounting groove or the hole groove that sets up, the upper or/and lower fixed plate outside still be equipped with the damping pad. The utility model discloses elasticity damping buffering body transversely sets up between corresponding fixed plate and winding coil, can absorb horizontal or fore-and-aft vibration, and the vibration power between corresponding fixed plate and transformer casing or the base can be fully absorbed to the damping pad, slows down the transmission of vibration, and the damping pad possesses the pretightning force of the corresponding fixed plate of elasticity multiplicable and transformer casing or base simultaneously.

Description

Transformer damping mechanism

Technical Field

The utility model discloses a damping mechanism with transformer.

Background

The noise intensity of the transformer can continuously damage the health of people, influence the sleep of people and influence the normal operation of power supply equipment. The most prominent of them is the noise generated by vibration, and when carrying or earthquake obtains other vibration caused by outside, the corresponding parts in the transformer, such as coil winding and iron core, are easy to be damaged by vibration due to inertia because of large mass.

The existing vibration reduction buffer body is in rigid connection contact with the base or the transformer shell through the corresponding fixed plate, when the transformer accidentally shakes, shaking force which cannot be completely eliminated by the vibration reduction buffer body is transmitted to the transformer shell or the base which are in rigid connection through the corresponding fixed plate, so that the fixed plate and the base or the transformer shell are easily vibrated, and a connecting part or a connecting bolt is damaged.

In addition, most of the existing vibration damping devices are provided with springs at corresponding positions of the transformer, and the springs can only reduce the vibration force in the vertical direction and cannot reduce the vibration force in the horizontal direction, so that the displacement in the transformer is caused to damage the transformer.

Disclosure of Invention

The utility model discloses a solve the corresponding part in use of current transformer, along with the vibration problem of damaging easily and noise problem, provide a rational in infrastructure, reduce and reduce vibration, noise reduction's transformer damping mechanism.

The utility model provides a current technical scheme who has the problem be: the utility model provides a transformer damping mechanism, is including setting up upper and lower fixed plate, coil pack in the transformer housing, connecting or/and the damping buffer body of the corresponding end of lower fixed plate and coil pack, as the improvement, the damping buffer body be a plurality of rings form or/and at least one section heliciform elastomer, damping buffer body axle center for horizontal setting, upper and lower fixed plate on corresponding department be equipped with the installation and hold damping buffer body, arrange the combination in mounting hole, mounting groove or the hole groove that sets up, the upper or/and lower fixed plate outside still be equipped with the damping pad.

As further improvement, the damping pad be elastic damping pad, damping pad and last or bottom plate cooperation department, be equipped with the installation holding tank that holds the corresponding department of last or bottom plate, damping pad bottom equipartition have a plurality of supporting pads.

As a further improvement, gaps are arranged among a plurality of supporting pads arranged at the bottom of the vibration damping pad.

As a further improvement, the supporting pad is in the shape of an elastic sucker.

As a further improvement, at least two elastic metal wires are twisted into one strand, and the other strand forms a ring or a spiral shape of the damping buffer body.

As a further improvement, at least two elastic metal wires are twisted into a strand, and the strand forms a ring or a spiral shape of the damping buffer body.

As a further improvement, the mounting hole is adapted to the cross-sectional profile of the vibration-damping cushion body.

As a further improvement, the matching position of the upper or/and lower fixing plate and the corresponding end of the coil assembly comprises at least one clamping plate which penetrates through the interior of the vibration damping buffering body and is matched with the corresponding end of the upper or lower fixing plate or/and the corresponding end of the coil assembly, mounting grooves are respectively arranged between the clamping plate and the corresponding position of the upper or/and lower fixing plate or/and the corresponding end of the coil assembly, and the mounting grooves at the corresponding positions are matched to form a mounting hole for accommodating the vibration damping buffering body.

As a further improvement, the outer side of one of the upper fixing plate and the lower fixing plate is provided with a damping pad, and the other fixing plate is fixedly arranged in a groove of a groove-shaped supporting frame.

As a further improvement, corresponding fixing plates of at least two transformer damping mechanisms are fixedly arranged in a groove of a groove-shaped supporting frame.

As a further improvement, the outer side of the vibration-damping buffer body is wrapped with a cover body, and the cover body is provided with a corrugated part.

Compared with the prior art, the utility model, last or/and bottom plate in the transformer housing is equipped with the damping buffering body with the corresponding end of coil winding, go up or/and the bottom plate outside still is equipped with the damping pad, annular or/and spiral helicine elasticity damping buffering body transversely sets up between corresponding fixed plate and winding coil, can absorb horizontal or fore-and-aft vibration, protection coil winding and winding iron core, prevent the transformer damage, the damping buffering body damping effect of horizontal setting, will obviously be superior to current spring damping structure, the vibration power between corresponding fixed plate of damping pad fully absorption and transformer housing or the base, the transmission of slowing down the vibration, the damping pad possesses the pretightning force of the corresponding fixed plate of elasticity multiplicable and transformer housing or base simultaneously. Its beneficial effects are that the utility model discloses the damping is more steady, damping noise reduction effect preferred. The utility model discloses the structure, full environmental adaptation, salt spray, mould, humidity, ozone, grease, sunshine, nuclear radiation, dust and the corruption of various organic solvents. Multidirectional elastic deformation, the commonality is strong, simple to operate, longe-lived (with equipment with the life-span), the utility model discloses the installation is simple, but the basis supporting, horizontal and vertical side hang, 450 bearing diagonal, top suspend in midair etc..

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of the vibration damping cushion body of fig. 1 at a.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a bottom view of the damping pad of the present invention.

Fig. 5 is a side sectional view of the damping pad of the present invention.

FIG. 6 is a schematic view of a shock absorbing cushion mounting housing.

Fig. 7 is a schematic view of the housing.

Detailed Description

Referring to fig. 1-4, the present embodiment includes an upper fixing base 11 and a lower fixing base 12 disposed in a transformer housing 10, a coil winding 3 and a winding core disposed between the upper fixing base 11 and the lower fixing base 12, a damping buffer 4 disposed between the coil winding 3 and the upper fixing base 11 and the lower fixing base 12, the damping buffer 4 includes a plurality of annular or/and at least one section of spiral elastic body 42, and upper and

lower fixing plates

1 and 2 for fixing the elastic body 42, the axis of the damping buffer 4 is disposed in a horizontal direction, corresponding positions on the upper and

lower fixing plates

1 and 2 are provided with mounting holes 41 for receiving the damping buffer 4, and combinations of the mounting holes or the hole grooves, and damping pads 5 are further disposed on outer sides of the upper and/or

lower fixing plates

1 and 2. The above-mentioned lateral direction is set to a direction perpendicular to the direction of the borne force.

Damping pad 5 is the elasticity damping pad, damping pad 5 and upper fixed

plate

1 or 2 cooperation departments of bottom plate, be equipped with the installation holding tank 51 that holds the corresponding department of upper or bottom plate, damping pad 5 bottom equipartition have a plurality of supporting pads 52. Gaps are arranged among the supporting pads 52 arranged at the bottom of the damping pad 5, and the gaps can be used for accommodating the parts filled with deformation when the damping pad is elastically deformed during installation.

Preferably, the support pad 52 may be in the form of a resilient sucker that is more easily grasped by the base or the corresponding portion of the transformer housing.

In order to facilitate the control of the elasticity and the cushioning property of the vibration damping cushion body 4, at least two elastic metal wires are twisted into one strand, and the other strand forms a ring shape or a spiral shape of the vibration damping cushion body 4, so that the number of the elastic metal wires can be controlled to control the elastic hardness of the vibration damping cushion body 4. Preferably, at least two elastic wires are twisted into one strand, and the multiple strands form a loop or a spiral of the vibration damping cushion body 4. In this embodiment, the damping cushion body 4 has a spiral shape. The damping buffer body 4 can be directly made of the existing steel wire rope. The elastic metal wire is twisted and wound around a vibration damping buffer body 4 formed by steel wire ropes, and the steel wire ropes are combined and wound to form the vibration damping buffer body, so that the vibration damping buffer body has a softening type nonlinear rigidity characteristic, and the maximum dynamic deformation of the vibration damping buffer body accounts for more than 70% of the effective space of an elastic body; the dynamic amplification factor under normal external excitation specified by the standard is not more than 3.

The vibration damping buffer body 4 is arranged at the corresponding end of the upper or/and

lower fixing plates

1 and 2 and the coil winding 3, so that the vibration damping buffer body has a larger dynamic deformation space, and can bear severe impact in any direction, thereby playing a role in protecting equipment.

Wherein the mounting hole 41 is adapted to the cross-sectional profile of the vibration damping and cushioning body 4.

As a further improvement, the matching position of the upper fixing plate 1 or/and the lower fixing plate 2 and the corresponding end of the coil assembly 3 comprises at least one clamping plate 7 which penetrates through the interior of the vibration damping buffer body 4 and is matched with the corresponding ends of the upper fixing plate 1, the lower fixing plate 2 or/and the coil assembly 3, mounting grooves are respectively arranged between the clamping plate 7 and the corresponding positions of the upper fixing plate 1 or/and the lower fixing plate 2 or/and between the corresponding matching positions of the corresponding ends of the coil assembly 3, and the mounting grooves at the corresponding positions are matched to form a mounting hole 41 for accommodating an elastic body 42. In this embodiment, the upper and

lower fixing plates

1 and 2 are provided with corresponding clamping plates 7, and mounting grooves are respectively provided between the corresponding ends of the ring assembly 3 and the corresponding positions of the upper and

lower fixing plates

1 and 2 and the corresponding clamping plates, and the mounting grooves at the corresponding positions are matched to form mounting holes 41 for accommodating the elastic bodies 42.

Wherein, the outer side of one fixing plate of the upper fixing plate 1 or the lower fixing plate 2 can be provided with a damping pad 5, and the other fixing plate is fixedly arranged in a groove of a groove-shaped supporting frame 8. The corresponding fixing plates of at least two transformer damping mechanisms are fixedly arranged in the groove of a groove-shaped supporting frame 8. In this embodiment, the upper fixing plates 1 of the two damping and buffering bodies 4 are installed in the grooves of the groove-shaped supporting frame 8, and the bottom of the lower fixing plate 2 is provided with a damping pad 5.

The outer side of the vibration damping buffer body 4 is wrapped with a cover body 6, all or a part of the cover body 6 is provided with a corrugated part 61, and when the vibration damping buffer body 4 deforms, the corrugated part 61 can be used. The cover 6 may be only fitted over the spiral elastic body of the damping cushion body 4, or may be fitted over the entire damping cushion body 4.

Claims

1. The utility model provides a transformer damping mechanism, is including setting up the damping buffer body of connecting location coil pack and transformer housing or base in transformer housing, its characterized in that: the damping buffer body comprises a plurality of annular or/and at least one section of spiral elastic body, an upper fixing plate and a lower fixing plate for fixing the elastic body, the axis of the damping buffer body is transversely arranged, the corresponding positions on the upper fixing plate and the lower fixing plate are provided with mounting holes, mounting grooves or combination of hole grooves for mounting and containing the damping buffer body and arranging the damping buffer body, and damping pads are further arranged on the outer sides of the upper fixing plate or/and the lower fixing plate.

2. The transformer damping mechanism of claim 1, wherein: the damping pad be elastic damping pad, damping pad and last or bottom plate cooperation department, be equipped with the installation holding tank that holds the corresponding department of last or bottom plate, damping pad bottom equipartition have a plurality of supporting pads.

3. The vibration damping mechanism for a transformer according to claim 1 or 2, wherein: gaps are arranged among the plurality of supporting pads arranged at the bottom of the vibration damping pad.

4. A transformer damping mechanism as set forth in claim 3 wherein: the supporting pad is in the shape of an elastic sucking disc.

5. The transformer damping mechanism of claim 1, wherein: at least two elastic metal wires are twisted into one strand, and the other strand forms a ring or a spiral shape of the vibration damping buffer body.

6. The vibration damping mechanism for a transformer according to claim 1 or 5, wherein: at least two elastic metal wires are twisted into one strand, and the strand forms a ring shape or a spiral shape of the vibration damping buffer body.

7. The transformer damping mechanism of claim 1, wherein: the mounting hole is matched with the section profile of the vibration damping and buffering body.

8. The transformer damping mechanism of claim 1, wherein: the upper or/and lower fixing plate and the corresponding end of the coil assembly are matched, the clamping plate penetrates through the interior of the vibration damping buffering body and is matched with the corresponding end of the upper or lower fixing plate or/and the corresponding end of the coil assembly, mounting grooves are formed between the clamping plate and the corresponding position of the upper or/and lower fixing plate or/and the corresponding end of the coil assembly and are matched with the corresponding position of the corresponding end of the coil assembly, and the mounting grooves of the corresponding positions are matched to form mounting holes.

9. The vibration damping mechanism for a transformer according to claim 1 or 8, wherein: and the corresponding fixed plates of the at least two transformer damping mechanisms are fixedly arranged in the groove of the groove-shaped support frame.

10. The transformer damping mechanism of claim 1, wherein: the outer side of the vibration reduction buffer body is wrapped with a cover body, and the cover body is provided with a corrugated part.