CN210050246U - Vibration damping and isolating device for power transformer - Google Patents
Vibration damping and isolating device for power transformer Download PDFInfo
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- CN210050246U CN210050246U CN201920417698.5U CN201920417698U CN210050246U CN 210050246 U CN210050246 U CN 210050246U CN 201920417698 U CN201920417698 U CN 201920417698U CN 210050246 U CN210050246 U CN 210050246U
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- power transformer
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Abstract
The utility model discloses a power transformer damping vibration isolation device, include: first supporting base plate, the rubber tie plate, the second supporting base plate, the damping layer with carry the thing backup pad, wherein, the rubber tie plate passes through fastening bolt to be fixed in between first supporting base plate and the second supporting base plate, the damping layer sets up in the top of second supporting base plate, be used for the outrigger to set up in the year thing backup pad on its upper portion, the damping layer includes a plurality of damping pieces of laying along the circumference of second supporting base plate, the damping piece includes the bottom sprag seat, top sprag seat and arc connecting portion, wherein, the one end of bottom sprag seat is passed through arc connecting portion and is connected with the corresponding end of top sprag seat, the other end of bottom sprag seat sets up with the other end interval of. The vibration reduction and isolation device for the power transformer is reasonable in structure, can effectively reduce vibration generated in the transportation process of the transformer, reduces the transportation damage rate, and can also effectively perform vibration reduction and noise reduction in the operation process of the transformer.
Description
Technical Field
The utility model relates to a power transformer damping field provides a power transformer damping vibration isolation device very much.
Background
With the increase of urban power consumption, the number of transformers is more and more, and the problem of vibration noise of the transformers in the transportation and operation states provides a new challenge for the continuous, healthy and rapid development of the power industry.
In order to improve the power supply quality and improve the reliability of urban power supply and reduce the loss of power transmission, a large-scale transformer substation used by an urban network needs to be built in an urban area, however, vibration noise generated by a transformer in the operation process is a noise which is unacceptable for people, so that the noise problem caused by the vibration of the transformer becomes very prominent, and in addition, the vibration of transportation equipment of the transformer in the transportation process can also cause the damage of the transformer, such as the deformation of a winding and an iron core and the damage of a box body, and the damage can not only cause the service life reduction of the transformer, but also cause the occurrence of power accidents.
Therefore, it is an urgent need to develop a vibration damping and isolating device for a power transformer to reduce the vibration noise during operation and avoid the damage caused by vibration during transportation.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a power transformer damping vibration isolator to solve the problem that transformer vibration noise is big, the transportation is easy to damage because of the vibration.
The utility model provides a technical scheme is: a power transformer vibration damping and isolating device comprises: first supporting base plate, the rubber tie plate, the second supporting base plate, the damping layer with carry the thing backup pad, wherein, the rubber tie plate passes through fastening bolt to be fixed in between first supporting base plate and the second supporting base plate, the damping layer sets up in the top of second supporting base plate, be used for the outrigger to set up in the year thing backup pad on its upper portion, the damping layer includes a plurality of damping pieces of laying along the circumference of second supporting base plate, the damping piece includes the bottom sprag seat, top sprag seat and arc connecting portion, wherein, the one end of bottom sprag seat is passed through arc connecting portion and is connected with the corresponding end of top sprag seat, the other end of bottom sprag seat sets up with the other end interval of.
Preferably, the opening of each vibration damping member is disposed toward the outside of the vibration damping and isolating device of the power transformer.
Preferably, the bottom support seat comprises four bottom support tubes, the four bottom support tubes are arranged in parallel, are connected in a pairwise transition mode and are attached to the second support base plate, and the bottom support seat is fixedly connected with the second support base plate through screws penetrating through gaps between the two transitionally connected bottom support tubes.
Further preferably, the arc-shaped connecting portion is two arc-shaped pipes which are respectively in transitional connection with the two bottom supporting pipes located on the outer side.
Preferably, the top support seat comprises two top support tubes, one ends of the two top support tubes are respectively in transitional connection with the free ends of the two arc-shaped tubes, and the free ends of the two top support tubes extend forwards horizontally and then are connected through a horizontal tube.
Further preferably, the horizontal pipe has a lower level than the top support pipe and is connected to the top support pipe in a transitional manner.
Preferably, the damping layer further comprises a spring fixedly arranged on the second supporting base plate, and when the spring is in a natural state, the top of the spring and the upper top surface of the top supporting seat are located at the same height.
Further preferably, the springs are uniformly distributed above the second supporting base plate.
The utility model provides a power transformer damping vibration isolation mounting installs under the transformer box, if the transformer produces the vibration and transmits transformer box surface in operation process or transportation, sets up to set up in the damping piece that carries thing backup pad below will produce the resilience force through flexography and compression deformation to reduce the vibration, simultaneously, set up the rubber pad between first support backing plate and second support backing plate and also can further reduce the vibration.
The utility model provides a power transformer damping vibration isolation mounting is rational in infrastructure, can effectively reduce the vibration that produces in the transformer transportation, reduces the transportation spoilage, also can effectively the vibration isolation fall make an uproar in transformer operation process.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and embodiments:
fig. 1 is a schematic structural view of a vibration damping and isolating device of a power transformer provided by the present invention;
fig. 2 is a side view of the vibration damping and isolating device for power transformer provided by the present invention;
fig. 3 is a side view of the damping member.
Detailed Description
The invention will be further explained below with reference to specific embodiments, without limiting the invention.
As shown in fig. 1 and 2, the utility model provides a power transformer damping and vibration isolating device, including: a first supporting base plate 1, a rubber base plate 2, a second supporting base plate 3, a vibration damping layer and a loading supporting plate 5, wherein the rubber backing plate 2 is fixed between the first supporting backing plate 1 and the second supporting backing plate 3 through fastening bolts, the vibration damping layer is arranged above the second supporting backing plate 3, a loading supporting plate 5 for stably supporting the upper part of the second supporting cushion plate, a power transformer is arranged above the loading supporting plate, the damping layer comprises a plurality of damping pieces 4 arranged along the circumferential direction of the second supporting cushion plate 3, as shown in fig. 3, the damper 4 includes a bottom support seat 41, a top support seat 42 and an arc-shaped connecting portion 43, wherein, the one end of bottom sprag 41 is connected with the corresponding end of top sprag 42 through arc connecting portion 43, and the other end of bottom sprag 41 sets up with the other end interval of top sprag 42, forms the opening, and preferably, the opening of every damping piece 4 all sets up towards power transformer damping vibration isolator's the outside.
This power transformer damping vibration isolation mounting installs under the transformer box, if the transformer produces vibration and transmits transformer box surface in operation process or transportation, sets up the damping piece that carries thing backup pad below and will produce the resilience force through flexural deformation and compression deformation to reduce the vibration, simultaneously, set up the rubber pad board between first backing plate and second backing plate and also can further reduce the vibration.
Preferably, as shown in fig. 1, the bottom support 41 includes four bottom support tubes, the four bottom support tubes are arranged in parallel, are connected in a pairwise transition manner and are attached to the second support pad 3, and the bottom support 41 is fixedly connected to the second support pad 3 through a screw 6 penetrating through a gap between the two transitionally connected bottom support tubes.
Further, the arc-shaped connecting portion 43 is two arc-shaped pipes, and is respectively in transition connection with the two bottom supporting pipes located at the outer side.
Further, the top support seat 42 includes two top support tubes, one end of each of the two top support tubes is in transitional connection with the free ends of the two arc tubes, and the free ends of the two top support tubes extend horizontally forward and then are connected through a horizontal tube.
Further, the horizontal pipe is lower than the top support pipe in level and is in transitional connection with the top support pipe.
In order to further improve the vibration damping and isolating effect of the device, as an improvement of the technical solution, the vibration damping layer further includes a spring (not shown in the figure) fixedly disposed on the second supporting cushion plate 3, and when the spring is in a natural state, the top of the spring is located at the same height as the upper top surface of the top supporting seat 42.
As the improvement of the technical scheme, the springs are uniformly distributed above the second supporting base plate 3.
The embodiments of the present invention are written in a progressive manner, emphasizing the differences of the various embodiments, and similar parts can be referred to each other.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A vibration damping and isolating device for a power transformer is characterized by comprising: the damping device comprises a first supporting base plate (1), a rubber base plate (2), a second supporting base plate (3), a damping layer and a loading supporting plate (5), wherein the rubber base plate (2) is fixed between the first supporting base plate (1) and the second supporting base plate (3) through fastening bolts, the damping layer is arranged above the second supporting base plate (3) and used for stably supporting the loading supporting plate (5) arranged on the upper part of the damping layer, the damping layer comprises a plurality of damping pieces (4) arranged along the circumferential direction of the second supporting base plate (3), each damping piece (4) comprises a bottom supporting seat (41), a top supporting seat (42) and an arc-shaped connecting part (43), wherein one end of the bottom supporting seat (41) is connected with the corresponding end of the top supporting seat (42) through the arc-shaped connecting part (43), and the other end of the bottom supporting seat (41) is arranged at an interval with the other end of, an opening is formed.
2. A vibration damping and isolating device for a power transformer as claimed in claim 1, wherein: the opening of each vibration damping piece (4) is arranged towards the outer side of the vibration damping and isolating device of the power transformer.
3. A vibration damping and isolating device for a power transformer as claimed in claim 1, wherein: the bottom support seat (41) comprises four bottom support tubes, the four bottom support tubes are arranged in parallel, are connected in a pairwise transition mode and are attached to the second support base plate (3), and the bottom support seat (41) is fixedly connected with the second support base plate (3) through a screw (6) penetrating through a gap between the two transitionally connected bottom support tubes.
4. A vibration damping and isolating device for a power transformer as claimed in claim 3, wherein: the arc-shaped connecting part (43) is two arc-shaped pipes which are respectively in transition connection with the two bottom supporting pipes positioned on the outer side.
5. A vibration damping and isolating device for a power transformer according to claim 4, wherein: the top supporting seat (42) comprises two top supporting tubes, one ends of the two top supporting tubes are respectively in transitional connection with the free ends of the two arc-shaped tubes, and the free ends of the two top supporting tubes extend forwards horizontally and then are connected through a horizontal tube.
6. A vibration damping and isolating device for a power transformer according to claim 5, wherein: the horizontal height of the horizontal pipe is lower than that of the top supporting pipe and is in transitional connection with the top supporting pipe.
7. A vibration damping and isolating device for power transformers according to any one of claims 1 to 6, wherein: the damping layer further comprises a spring fixedly arranged on the second supporting base plate (3), and when the spring is in a natural state, the top of the spring and the upper top surface of the top supporting seat (42) are located at the same height.
8. A vibration damping and isolating device for a power transformer as claimed in claim 7, wherein: the springs are uniformly distributed above the second supporting base plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417698.5U CN210050246U (en) | 2019-03-29 | 2019-03-29 | Vibration damping and isolating device for power transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920417698.5U CN210050246U (en) | 2019-03-29 | 2019-03-29 | Vibration damping and isolating device for power transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210050246U true CN210050246U (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920417698.5U Active CN210050246U (en) | 2019-03-29 | 2019-03-29 | Vibration damping and isolating device for power transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210050246U (en) |
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2019
- 2019-03-29 CN CN201920417698.5U patent/CN210050246U/en active Active
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