CN113451001A - Transformer damping support - Google Patents
Transformer damping support Download PDFInfo
- Publication number
- CN113451001A CN113451001A CN202110521587.0A CN202110521587A CN113451001A CN 113451001 A CN113451001 A CN 113451001A CN 202110521587 A CN202110521587 A CN 202110521587A CN 113451001 A CN113451001 A CN 113451001A
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- China
- Prior art keywords
- pier
- base
- blind hole
- transformer
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000013016 damping Methods 0.000 title claims abstract description 12
- 230000035939 shock Effects 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229910052602 gypsum Inorganic materials 0.000 claims description 3
- 239000010440 gypsum Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/33—Arrangements for noise damping
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The transformer damping support comprises a base, wherein a mounting plate is arranged above the base, a plurality of supporting devices which are distributed in a arrayed manner are arranged between the mounting plate and the base, each supporting device comprises a mounting cavity and a column pier which are arranged on the upper end surface of the base, one end of the column pier is mounted in the mounting cavity, the upper end of the column pier protrudes out of the upper end surface of the base, the lower end surface of the mounting plate is provided with connecting blocks which are arranged in one-to-one correspondence with the column piers, the lower end of each connecting block is provided with a blind hole, each connecting block is sleeved on the upper end of the column pier through the blind hole, at least one outer plane is arranged on the outer edge surface of the upper end of each connecting block, an inner plane corresponding to the outer plane is arranged on the inner side wall of each blind hole, the inner plane and the outer plane are arranged in a fit manner, a torsion spring is connected between the column pier and the base, and a cavity at the lower part of the column pier in the mounting cavity is a sealed air cavity; the invention can well perform shock absorption and noise reduction and reduce the influence on the life of people.
Description
Technical Field
The invention belongs to the technical field of transformer damping and noise reduction.
Background
Often be provided with the room of joining in marriage in the district, the transformer can vibrate at the during operation and send the noise, produce the influence to resident's normal life, need shift the room of joining in marriage after receiving resident complaint, it can produce huge economic loss to move the room of joining in marriage, and the main reason that the transformer produced the noise is because the vibration produces, its inside silicon steel sheet arouses by ferromagnetic material's magnetostriction characteristic, and the electric current produces the electromagnetic force in the winding, the magnetic leakage field makes the structure produce the vibration, the inside vibration of transformer can transmit through the connecting piece, finally the vibration production between the basic connecting piece is passed through.
Therefore, damping and noise reduction of vibration generated by the transformer is a scheme with high feasibility by designing a base part connecting structure for auxiliary installation.
Disclosure of Invention
The invention aims to provide a damping support for a transformer, which aims to solve the problem that in the prior art, the vibration noise of the transformer is high, so that the life of people is inconvenient.
The invention provides a shock-absorbing support for a transformer, which solves the technical problem that the technical proposal comprises a base, an installing plate is arranged above the base, a plurality of supporting devices which are arranged and distributed are arranged between the installing plate and the base, the supporting device comprises an installation cavity and a column pier which are arranged on the upper end surface of the base, one end of the column pier is installed in the installation cavity, the upper end of the column pier protrudes out of the upper end surface of the base, the lower end surface of the mounting plate is provided with connecting blocks which are arranged in one-to-one correspondence with the column piers, the lower end of the connecting block is provided with a blind hole, the connecting block is sleeved at the upper end of the column pier through the blind hole, the outer edge surface of the upper end of the connecting block is provided with at least one outer plane, the inner side wall of the blind hole is provided with an inner plane corresponding to the outer plane, the inner plane and the outer plane are arranged in a fit manner, and a torsional spring is connected between the column pier and the base, and a cavity in the installation cavity, which is positioned at the lower part of the column pier, is a sealed air cavity.
Preferably, an air inlet pipeline is arranged on the side wall of the sealed air cavity, a one-way valve is arranged on the air inlet pipeline, and an air pump is arranged at the inlet end of the air inlet pipeline.
Preferably, the bottom wall of the blind hole is provided with a connecting column, and the lower end of the connecting column is inserted into the upper end face of the column pier.
Preferably, an annular sound insulation wall surrounding the outside of all the supporting devices is arranged between the base and the mounting plate.
Preferably, the annular sound insulation wall is provided with a three-layer structure from inside to outside, and the sound absorption cotton, the glass fiber cloth and the composite perforated gypsum board are sequentially arranged from inside to outside.
Preferably, a plurality of tensioning bolts are arranged and distributed between the peripheral edge part of the mounting plate and the base.
Preferably, the outer edge of the upper end of the column pier is provided with four outer planes which are uniformly distributed on the circumference, and the inner side wall of the blind hole is provided with four corresponding inner planes.
Preferably, the distance between the adjacent supporting devices is 10-15 cm.
Preferably, an inner conical surface transition structure is arranged between the edge of the bottom wall of the blind hole and the contact part of the connecting column and the bottom wall of the blind hole, and the upper end of the column pier is provided with an outer conical surface mutually attached to the inner conical surface.
In summary, the technical scheme of the invention at least has the following beneficial effects:
1. the installation plate (the transformer and the installation plate can be welded and fixed into an integral structure) and the base are positioned more stably and conveniently by designing the mutually-meshed connection blocks and the column piers;
2. through the design of the outer plane and the inner plane structure and the structure that the pier is connected with the base through the torsion spring and can swing circumferentially, the circumferential swing caused by the vibration of the transformer can be damped;
3. by designing the sealed air cavity, high-pressure air is introduced into the sealed air cavity when the device is used, so that the column pier is in a suspension state, and vibration damping in the vertical direction is realized;
4. through having designed the hoop sound-proof wall, completely cut off the noise that the strutting arrangement of inside arouses at the shock attenuation in-process, realize better noise reduction effect.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a bottom view of the connector block of the present invention;
fig. 6 is a top view of the pier of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a damping support for a transformer, which comprises a base 1, wherein a mounting plate 2 is arranged above the base 1, when in specific installation, a transformer is fixed on the mounting plate 2 and fixedly connected into an integral structure through welding or screws, a plurality of supporting devices which are distributed in an array manner are arranged between the mounting plate 2 and the base 1, each supporting device comprises a mounting cavity and a column pier 3 which are arranged on the upper end surface of the base 1, one end of the column pier 3 is installed and inserted into the mounting cavity but has a gap with the bottom of the mounting cavity, the gap forms a sealed air cavity 9, the other end of the column pier 3 protrudes out of the upper end surface of the base 1, the lower end surface of the mounting plate 2 is provided with connecting blocks 4 which are arranged in one-to-one correspondence with the column piers 3, and the base 1 is connected with the mounting plate 2 through the column piers 3 and the connecting blocks 4, wherein the specific installation connecting structure is as shown in the figure; the lower end of the connecting block 4 is provided with a blind hole 5, and the connecting block 4 is sleeved at the upper end of the column pier 3 through the blind hole 5, as shown in figure 2; be equipped with at least one outer plane 6 on the upper end outer fringe face of connecting block 4, be equipped with the inner plane 7 corresponding with outer plane 6 on the inside wall of blind hole 5, as shown in the attached drawing 5, 6, when concrete installation, inner plane 7 and outer plane 6 are laminated mutually, when using like this, connecting block 4 and pier 3 are whole to carry out little pivoted in the circumferencial direction under the effect of vibration, be connected with torsional spring 8 through between pier 3 and the base 1, torsional spring 8 accessible self torsion can offset the component force of rotation direction, play the absorbing effect of circumferencial direction.
According to the invention, the side wall of the sealed air cavity 9 is provided with the air inlet pipeline 10, the air inlet pipeline 10 is provided with the one-way valve 11, the inlet end of the air inlet pipeline 10 is provided with the air pump 12, the sealed air cavity 9 is filled with high-pressure air at the initial stage of installation to enable the pier 3 to suspend, the structure of the pier 3 in the installation cavity is similar to that of a piston in an air cylinder, and the pier 3 can not be separated from the installation cavity, so that an air damping effect in the vertical direction is formed under the action of the sealed air cavity 9, and the damping effect is better by matching with the damping in the circumferential direction.
In the invention, in order to better play a role in noise reduction, an annular sound insulation wall 14 surrounding the outside of all supporting devices is arranged between the base 1 and the mounting plate 2, as shown in figure 2, the annular sound insulation wall 14 is provided with a three-layer structure from inside to outside, sound absorption cotton, glass fiber cloth and a composite perforated gypsum board are sequentially arranged from inside to outside, and the composite sound insulation wall 14 can play a good role in sound insulation.
In order to improve a better installation effect, a connecting column 13 is arranged on the bottom wall of the blind hole 5, and the lower end of the connecting column 13 is inserted into the upper end face of the column pier 3; a plurality of tensioning bolts 15 which are distributed in an arrayed manner are connected between the peripheral edge part of the mounting plate 2 and the base 1, when the mounting plate is used, the tensioning bolts 15 are in a tensioning state, the bolts are likely to be sent under the action of vibration along with long-time use, at the moment, the air pump is used for supplying air to the sealing air cavity 9 to enable the pier 3 to jack upwards, tensioning of the tensioning bolts 15 is realized, the specific air supplying action can be controlled by designing a detection device in a transformer mounting area, detecting the tightness of the tensioning bolts 15 and monitoring the sound volume, and the air pump is controlled by an electrical system; it should be noted that the invention is also provided with a position sensor in the sealed air cavity 9 for detecting the position of the lower edge of the pier 3, when the position of the pier 3 is too low, the air is supplied, and the air leakage phenomenon in the long-time use process can be avoided.
The distance between the adjacent supporting devices is designed to be 10-15cm, and when the device is used specifically, the size of the device can be reasonably designed according to the size of the power converters of different models.
In order to improve the connection stability, as shown in fig. 2, an inner conical surface transition structure is formed between the edge of the bottom wall of the blind hole 5 and the contact part of the connecting column 13 and the bottom wall of the blind hole 5, and the upper end of the column pier 3 is provided with an outer conical surface which is mutually attached to the inner conical surface.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (9)
1. Transformer damping support, its characterized in that includes base (1), the top of base (1) is equipped with the top and is equipped with mounting panel (2), be equipped with the strutting arrangement of a plurality of range distributions between mounting panel (2) and base (1), strutting arrangement is including setting up installation cavity, pier (3) at base (1) up end, the one end of pier (3) is installed in the installation cavity, the up end of pier (3) is outstanding the up end of base (1), the lower terminal surface of mounting panel (2) is equipped with connecting block (4) that arrange with pier (3) one-to-one, the lower extreme of connecting block (4) is equipped with blind hole (5), and connecting block (4) are through blind hole (5) cover in the upper end of pier (3), be equipped with at least one outer plane (6) on the upper end outer edge face of connecting block (4), be equipped with inner flat surface (7) corresponding with outer plane (6) on the inside wall of blind hole (5), interior flat (7) and outer plane (6) laminating are arranged, be connected with torsional spring (8) between pier (3) and base (1), the cavity that is located pier (3) lower part in the installation cavity is sealed air cavity (9).
2. The transformer shock mount according to claim 1, wherein the side wall of the sealed air cavity (9) is provided with an air inlet duct (10), the air inlet duct (10) is provided with a one-way valve (11), the inlet end of the air inlet duct (10) is provided with an air pump (12), and the sealed air cavity (9) is provided with a position sensor for detecting the position of the lower edge of the pier (3).
3. The transformer shock mount according to claim 1, wherein a connecting column (13) is arranged on the bottom wall of the blind hole (5), and the lower end of the connecting column (13) is inserted into the upper end face of the pier (3).
4. The transformer mount according to claim 1, wherein an annular sound-insulating wall (14) is provided between the base (1) and the mounting plate (2) and surrounds the outside of all the supporting devices.
5. The transformer shock absorption support according to claim 4, wherein the annular sound insulation wall (14) is provided with a three-layer structure from inside to outside, and the three-layer structure comprises sound absorption cotton, glass fiber cloth and composite perforated gypsum boards from inside to outside in sequence.
6. The transformer shock mount according to claim 1, wherein a plurality of tension bolts (15) are arranged and distributed between the peripheral edge of the mounting plate (2) and the base (1).
7. The transformer shock mount according to claim 1, wherein the outer edge of the upper end of the pillar (3) is provided with four circumferentially and uniformly distributed outer planes (6), and the inner side wall of the blind hole (5) is provided with four corresponding inner planes (7).
8. The transformer mount of claim 1, wherein the distance between adjacent support means is 10-15 cm.
9. The transformer shock mount according to claim 3, wherein an inner conical surface transition structure is formed between the edge of the bottom wall of the blind hole (5) and the contact part of the connecting column (13) and the bottom wall of the blind hole (5), and the upper end of the column pier (3) is provided with an outer conical surface which is attached to the inner conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521587.0A CN113451001A (en) | 2021-05-13 | 2021-05-13 | Transformer damping support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110521587.0A CN113451001A (en) | 2021-05-13 | 2021-05-13 | Transformer damping support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113451001A true CN113451001A (en) | 2021-09-28 |
Family
ID=77809692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110521587.0A Pending CN113451001A (en) | 2021-05-13 | 2021-05-13 | Transformer damping support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113451001A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160003643A1 (en) * | 2013-03-01 | 2016-01-07 | Continental Teves Ag & Co. Ohg | Sensor for detecting a position of a transducer magnet |
| CN106763449A (en) * | 2016-12-23 | 2017-05-31 | 国网浙江省电力公司湖州供电公司 | A kind of dry-type transformer flat damper with synthetic rubber and the double shock-absorbings of spring air pressure |
| CN109411197A (en) * | 2018-11-08 | 2019-03-01 | 江苏飞天电气设备制造有限公司 | A kind of noise-reduction transformer that stability is good |
| CN110197761A (en) * | 2019-05-20 | 2019-09-03 | 科润智能控制股份有限公司 | A kind of novel electric power transformer base muffler structure |
| CN111312471A (en) * | 2020-03-23 | 2020-06-19 | 江苏亨特集团华特电气有限公司 | Heat dissipation and noise reduction type transformer |
| CN211828369U (en) * | 2020-01-07 | 2020-10-30 | 国网浙江省电力有限公司衢州供电公司 | Dry-type transformer with good shock absorption |
-
2021
- 2021-05-13 CN CN202110521587.0A patent/CN113451001A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160003643A1 (en) * | 2013-03-01 | 2016-01-07 | Continental Teves Ag & Co. Ohg | Sensor for detecting a position of a transducer magnet |
| CN106763449A (en) * | 2016-12-23 | 2017-05-31 | 国网浙江省电力公司湖州供电公司 | A kind of dry-type transformer flat damper with synthetic rubber and the double shock-absorbings of spring air pressure |
| CN109411197A (en) * | 2018-11-08 | 2019-03-01 | 江苏飞天电气设备制造有限公司 | A kind of noise-reduction transformer that stability is good |
| CN110197761A (en) * | 2019-05-20 | 2019-09-03 | 科润智能控制股份有限公司 | A kind of novel electric power transformer base muffler structure |
| CN211828369U (en) * | 2020-01-07 | 2020-10-30 | 国网浙江省电力有限公司衢州供电公司 | Dry-type transformer with good shock absorption |
| CN111312471A (en) * | 2020-03-23 | 2020-06-19 | 江苏亨特集团华特电气有限公司 | Heat dissipation and noise reduction type transformer |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210928 |