CN211693359U

CN211693359U - Transformer damping device

Info

Publication number: CN211693359U
Application number: CN202020280702.0U
Authority: CN
Inventors: 顾胜坚; 翁天海
Original assignee: Hangzhou Qiantang River Electric Group Co Ltd
Current assignee: Hangzhou Qiantang River Electric Group Co Ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-10-16
Anticipated expiration: 2030-03-09

Abstract

The utility model provides a transformer damping device, including last supporting seat, under bracing seat, first damper and second damper, the middle part of going up the supporting seat has first U-shaped frame, the middle part of under bracing seat has second U-shaped frame, first damper includes fixing base, cushion seat, first spring and dish spring group, be equipped with central guide pillar in the fixing base, install in the fixing base the lower extreme of cushion seat, the second cushion chamber has in the cushion seat, central guide pillar inserts in the second cushion chamber, be connected with first spring between central guide pillar and the second cushion chamber, the outside cover of central guide pillar is equipped with dish spring group, first damper's bilateral symmetry is equipped with second damper, second damper is the attenuator. The damping device can reduce the shaking phenomenon of the transformer caused by vibration, reduce the damage of the vibration to the transformer and improve the integral shock resistance of the transformer.

Description

Transformer damping device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of transformer, especially a transformer damping device.

[ background of the invention ]

A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction. The transformer is quite common in daily life, people in modern life cannot leave power, and almost speaking, the transformer exists in a place where people live, and becomes a thing which cannot be separated by human life at present. In the prior art, a large transformer is directly installed on the ground, generates vibration during operation, has high noise and large loss of parts of the transformer, and the transformer damping device is provided.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, provide a transformer damping device, can reduce because the transformer shake phenomenon that vibrations caused reduces vibrations to the harm of transformer, can improve the holistic shock resistance of transformer.

In order to achieve the above object, the utility model provides a transformer damping device, which is installed at the bottom of a transformer and comprises an upper supporting seat, a lower supporting seat, a first damping mechanism and a second damping mechanism, wherein the middle part of the upper supporting seat is provided with a first U-shaped frame with an upward opening, the middle part of the lower supporting seat is provided with a second U-shaped frame with a downward opening, the first damping mechanism comprises a fixed seat, a buffer seat, a first spring and a disc spring group, the fixed seat is installed at the top of the second U-shaped frame, the buffer seat is installed at the bottom of the first U-shaped frame, the fixed seat is internally provided with a first buffer cavity with an upward opening, a central guide pillar is arranged in the first buffer cavity, the lower end of the buffer seat is installed in the first buffer cavity, a second buffer cavity with a downward opening is arranged in the buffer seat, the central guide pillar is inserted into the second buffer cavity, the damping device is characterized in that a first spring is connected between the top of the central guide pillar and the top of the second buffer cavity, a disc spring group is sleeved outside the central guide pillar, the upper end of the disc spring group is abutted against the bottom of the buffer seat, the lower end of the disc spring group is abutted against the bottom of the first buffer cavity, second damping mechanisms are symmetrically arranged on two sides of the first damping mechanisms, each second damping mechanism is a damper, the tops of the second damping mechanisms are connected with the upper supporting seat, and the bottoms of the second damping mechanisms are connected with the lower supporting seat.

Preferably, the top end of the buffer seat is provided with a mounting plate, the mounting plate is connected with the first U-shaped frame through a fastener, the bottom of the buffer seat is provided with a support plate, and the top of the disc spring group abuts against the support plate.

As preferred, first damper still includes a plurality of supplementary damper, supplementary damper sets up in the inner wall of fixing base, and supplementary damper is located the top of backup pad, supplementary damper includes installation cover, telescopic link, gyro wheel supporting seat, gyro wheel and second spring, the inner wall at first cushion chamber is fixed to the installation cover, the one end of telescopic link sets up in the installation cover, the other end of telescopic link is equipped with the gyro wheel supporting seat, the outside cover of telescopic link is equipped with the second spring, the both ends of second spring link to each other with installation cover, gyro wheel supporting seat respectively, install the gyro wheel on the gyro wheel supporting seat, the gyro wheel offsets with the lateral wall of cushion seat and leans on.

Preferably, the attenuator includes cylinder body, piston rod and baffle, the cylinder body is installed on the under bracing seat, fill damping medium in the inner chamber of cylinder body, the opening that supplies the piston rod to wear out is seted up at the top of cylinder body, open-ended inner wall is equipped with a plurality of sealing rings that closely cooperate mutually with the piston rod outer wall, the top of piston rod links to each other with last supporting seat, the baffle is installed to the bottom of piston rod, a plurality of through-hole has evenly been seted up on the baffle.

Preferably, the disc spring group is formed by stacking a plurality of single disc springs in an involutory combination mode.

The utility model has the advantages that: the utility model discloses a cooperation of upper bracket, lower carriage, first damper and second damper etc, the attenuator of both sides can make because the removal that vibrations arouse is delayed, reaches the effect of buffering, and the damping mechanism that central department formed by dish spring group and first spring combination can strengthen holistic shock attenuation effect, and this damping device is reducible because the transformer shake phenomenon that vibrations caused reduces the harm of vibrations to the transformer, has improved the holistic shock resistance of transformer.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic cross-sectional view of a transformer damping device according to the present invention;

fig. 2 is a schematic cross-sectional view of a second damping mechanism of the transformer damping device according to the present invention;

fig. 3 is a schematic view of an auxiliary damping mechanism of the transformer damping device of the present invention;

fig. 4 is the schematic diagram of the transformer damping device installed at the bottom of the transformer.

[ detailed description ] embodiments

Referring to fig. 1 to 4, the damping device 10 of the present invention is installed at four corners of the bottom of a transformer 100, and includes an upper supporting base 1, a lower supporting base 2, a first damping mechanism 3 and a second damping mechanism 4, wherein the middle of the upper supporting base 1 has a first U-shaped frame 11 with an upward opening, the middle of the lower supporting base 2 has a second U-shaped frame 21 with a downward opening, the first damping mechanism 3 includes a fixing base 31, a buffer base 32, a first spring 33 and a disc spring group 34, the fixing base 31 is installed at the top of the second U-shaped frame 21, the buffer base 32 is installed at the bottom of the first U-shaped frame 11, the fixing base 31 has an upward first buffer cavity 310 with an upward opening therein, a central guide post 311 is arranged in the first buffer cavity 310, the lower end of the buffer base 32 is installed in the first buffer cavity 310, the buffer base 32 has a downward second buffer cavity 321 with an opening therein, the central guide pillar 311 is inserted into the second buffer cavity 321, a first spring 33 is connected between the top of the central guide pillar 311 and the top of the second buffer cavity 321, a disc spring group 34 is sleeved outside the central guide pillar 311, the upper end of the disc spring group 34 abuts against the bottom of the buffer seat 32, the lower end of the disc spring group 34 abuts against the bottom of the first buffer cavity 310, second damping mechanisms 4 are symmetrically arranged on two sides of the first damping mechanism 3, the second damping mechanisms 4 are dampers, the top of the second damping mechanisms 4 is connected with the upper support seat 1, and the bottom of the second damping mechanisms 4 is connected with the lower support seat 2.

Further, a mounting plate 322 is disposed at the top end of the buffer seat 32, the mounting plate 322 is connected to the first U-shaped frame 11 through a fastener, a support plate 323 is disposed at the bottom of the buffer seat 32, and the top of the disc spring set 34 abuts against the support plate 323.

Further, the first damping mechanism 3 further includes a plurality of auxiliary damping mechanisms 35, the auxiliary damping mechanisms 35 are disposed on the inner wall of the fixing seat 31, the auxiliary damping mechanisms 35 are located above the supporting plate 323, each auxiliary damping mechanism 35 includes an installation sleeve 351, an expansion link 352, a roller supporting seat 353, a roller 354 and a second spring 355, the installation sleeve 351 is fixed on the inner wall of the first buffer cavity 310, one end of the expansion link 352 is disposed in the installation sleeve 351, the other end of the expansion link 352 is provided with the roller supporting seat 353, the outer portion of the expansion link 352 is sleeved with the second spring 355, two ends of the second spring 355 are respectively connected with the installation sleeve 351 and the roller 353 supporting seat, the roller 354 is mounted on the roller supporting seat 353, and the roller 354 abuts against the side wall of the buffer seat 32.

Further, the damper includes cylinder body 41, piston rod 42 and baffle 43, cylinder body 41 installs on lower support seat 2, fill damping medium 411 in the inner chamber of cylinder body 41, the opening that supplies piston rod 42 to wear out is seted up at the top of cylinder body 41, the open-ended inner wall is equipped with a plurality of and piston rod 42 outer wall looks closely matched with sealing ring, the top of piston rod 42 links to each other with upper support seat 1, baffle 43 is installed to the bottom of piston rod 42, a plurality of through-hole has evenly been seted up on baffle 43.

Further, the disc spring assembly 34 is formed by stacking a plurality of single disc springs in an involutory combination manner.

The utility model discloses the working process:

the utility model relates to a transformer damping device, the attenuator of both sides can make because the removal that vibrations arouse is delayed, reaches the effect of buffering, and the damping mechanism that central department was formed by dish spring group and first spring combination can strengthen holistic shock attenuation effect, and this damping device is reducible because the transformer shake phenomenon that vibrations caused reduces the harm of vibrations to the transformer, has improved the holistic shock resistance of transformer. In addition, through set up a plurality of supplementary damper in the fixing base, can cushion the lateral displacement of cushion socket, further improve whole shock attenuation effect.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a transformer damping device which characterized in that: the damping device comprises an upper supporting seat (1), a lower supporting seat (2), a first damping mechanism (3) and a second damping mechanism (4), wherein a first U-shaped frame (11) with an upward opening is arranged in the middle of the upper supporting seat (1), a second U-shaped frame (21) with a downward opening is arranged in the middle of the lower supporting seat (2), the first damping mechanism (3) comprises a fixed seat (31), a buffer seat (32), a first spring (33) and a disc spring group (34), the fixed seat (31) is installed at the top of the second U-shaped frame (21), the buffer seat (32) is installed at the bottom of the first U-shaped frame (11), a first buffer cavity (310) with an upward opening is arranged in the fixed seat (31), a central guide pillar (311) is arranged in the first buffer cavity (310), the lower end of the buffer seat (32) is installed in the first buffer cavity (310), a second buffer cavity (321) with a downward opening is arranged in the buffer seat (32), the damping device is characterized in that the central guide post (311) is inserted into the second buffer cavity (321), a first spring (33) is connected between the top of the central guide post (311) and the top of the second buffer cavity (321), a disc spring group (34) is sleeved outside the central guide post (311), the upper end of the disc spring group (34) is abutted against the bottom of the buffer seat (32), the lower end of the disc spring group (34) is abutted against the bottom of the first buffer cavity (310), second damping mechanisms (4) are symmetrically arranged on two sides of the first damping mechanism (3), the second damping mechanisms (4) are dampers, the top of the second damping mechanisms (4) is connected with the upper support seat (1), and the bottom of the second damping mechanisms (4) is connected with the lower support seat (2).

2. A transformer damping device according to claim 1, characterized in that: the top of buffer seat (32) is equipped with mounting panel (322), mounting panel (322) are connected with first U-shaped frame (11) through the fastener, the bottom of buffer seat (32) is equipped with backup pad (323), the top and backup pad (323) of dish spring group (34) lean on.

3. A transformer damping device according to claim 2, characterized in that: the first damping mechanism (3) further comprises a plurality of auxiliary damping mechanisms (35), the auxiliary damping mechanisms (35) are arranged on the inner wall of the fixing seat (31), the auxiliary damping mechanisms (35) are located above the supporting plate (323), each auxiliary damping mechanism (35) comprises an installation sleeve (351), an expansion rod (352), a roller supporting seat (353), a roller (354) and a second spring (355), the installation sleeve (351) is fixed on the inner wall of the first buffer cavity (310), one end of the expansion rod (352) is arranged in the installation sleeve (351), the other end of the expansion rod (352) is provided with the roller supporting seat (353), the second spring (355) is sleeved outside the expansion rod (352), two ends of the second spring (355) are respectively connected with the installation sleeve (351) and the roller supporting seat (353), and the roller (354) is installed on the roller supporting seat (353), the roller (354) is abutted against the side wall of the buffer seat (32).

4. A transformer damping device according to claim 1, characterized in that: the attenuator includes cylinder body (41), piston rod (42) and baffle (43), cylinder body (41) are installed on lower support seat (2), fill damping medium (411) in the inner chamber of cylinder body (41), the opening that supplies piston rod (42) to wear out is seted up at the top of cylinder body (41), the open-ended inner wall is equipped with a plurality of sealing rings that closely cooperate with piston rod (42) outer wall mutually, the top of piston rod (42) links to each other with upper support seat (1), baffle (43) are installed to the bottom of piston rod (42), a plurality of through-hole has evenly been seted up on baffle (43).

5. A transformer damping device according to claim 1, characterized in that: the disc spring group (34) is formed by stacking a plurality of single disc springs in an involutory combination mode.