CN215417831U - Noise-reduction dry-type transformer - Google Patents
Noise-reduction dry-type transformer Download PDFInfo
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- CN215417831U CN215417831U CN202121839114.7U CN202121839114U CN215417831U CN 215417831 U CN215417831 U CN 215417831U CN 202121839114 U CN202121839114 U CN 202121839114U CN 215417831 U CN215417831 U CN 215417831U
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- backup pad
- transformer
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- damping spring
- fixed block
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Abstract
The utility model relates to a dry-type transformer of making an uproar falls relates to the field of transformer apparatus technique, and it includes body and base, and the base upper surface is provided with four fixed blocks, and the standing groove has been seted up to the fixed block upper surface, and the standing groove bottom surface is provided with damping spring, and the last one end of keeping away from the standing groove bottom surface of damping spring is provided with supporting component, and supporting component includes the backup pad, is provided with the bracing piece in two liang of a set of backup pads, the lower surface of body and the upper surface connection of bracing piece. This application has the effect that reduces the transformer during operation because of the produced noise of vibrations.
Description
Technical Field
The application relates to the field of transformer instrument technology, in particular to a heat dissipation dry type transformer.
Background
The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization and the like. Existing transformers are classified into oil-immersed transformers and dry-type transformers according to whether the transformers are in transformer oil or not.
In the related art, the dry type transformer includes a transformer body and a base for storing the transformer body, and when the transformer body is started, the transformer body vibrates.
In view of the above-mentioned related technologies, the inventor believes that the vibration of the transformer body generates a large noise, which affects the working environment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that a transformer body generates large noise due to vibration during working, the application provides a noise-reduction dry-type transformer.
The application provides a dry-type transformer that makes an uproar falls adopts following technical scheme:
the utility model provides a dry-type transformer of making an uproar falls, includes body and base, the base upper surface is provided with four fixed blocks, the standing groove has been seted up to the fixed block upper surface, the standing groove bottom surface is provided with damping spring, the last one end of keeping away from the standing groove bottom surface of damping spring is provided with supporting component, supporting component includes the backup pad, and two liang of a set of be provided with the bracing piece in the backup pad, the lower surface of body and the upper surface connection of bracing piece.
Through adopting above-mentioned technical scheme, in the use of body, body self vibrations, vibrations pass through bracing piece and backup pad this moment and transmit damping spring, and damping spring is flexible in order to reduce the vibrations of body according to the vibrations power to the noise that the transformer produced because of vibrations has been reduced.
Optionally, damping spring's surface cover is equipped with the sleeve, the telescopic link is in placing the tank bottom surface.
Through adopting above-mentioned technical scheme, at the in-process of damping spring atress compression, the sleeve is radial spacing to damping spring, reduces the crooked condition of in-process appearance that damping spring compressed to reduce damping spring crooked and the possibility that elastic failure appears, in order to improve the stability of body when vibration/noise reduction.
Optionally, the supporting component further includes an extrusion plate and a supporting column, the extrusion plate is connected to one end of the damping spring, which is far away from the bottom surface of the placing groove, and the extrusion plate is inserted into the placing groove, the supporting column is connected to the upper surface of the extrusion plate, and the other end of the supporting column is connected to the lower surface of the supporting plate.
Through adopting above-mentioned technical scheme, the stripper plate is in the stability when improving extrusion damping spring in the standing groove, and the setting up of support column makes and has the certain distance between backup pad and the fixed block to the backup pad reciprocates.
Optionally, a reinforcing rod is arranged on the side wall of the end portion of the supporting column, the reinforcing rod at the upper end is connected with the supporting plate, and the reinforcing rod at the lower end is connected with the extrusion plate.
Through adopting above-mentioned technical scheme, the setting up of stiffener has strengthened the structural strength of the junction between support column and the backup pad and the junction between support column and the stripper plate to reduce the body vibrations and exert pressure the backup pad when both ends extrusion stress of support column too concentrate and make the cracked condition of support column emergence, thereby improved the stability of support column in the use.
Optionally, the side wall of the extrusion plate is provided with a limiting block, and the side wall of the placing groove is provided with a limiting groove for the limiting block to slide along the height direction.
Through adopting above-mentioned technical scheme, the cooperation of stopper and spacing groove makes the stripper plate can receive certain guide effect when removing in the standing groove to reduce the possibility that the skew appears when the stripper plate removes in the standing groove, thereby improved the stability when the stripper plate removes.
Optionally, the upper surface of the fixed block is provided with a limiting rod, and the supporting plate is provided with a limiting hole for the limiting rod to be inserted.
Through adopting above-mentioned technical scheme, the cooperation in gag lever post and spacing hole plays the guide effect to the backup pad, reduces the backup pad and receives the trend that appears lateral shifting after the extrusion force and make the cracked condition of support column take place, makes the backup pad reciprocate comparatively stably simultaneously to the condition emergence of skew appears in the reduction backup pad.
Optionally, the outer surface of the limiting rod is sleeved with a return spring, and the return spring is clamped between the fixing block and the supporting plate.
Through adopting above-mentioned technical scheme, when the body produced the vibrations power, the backup pad moved according to the vibrations power, and reset spring is extruded or tensile this moment, and when the vibrations power orientation that the body was applyed to the backup pad changed, reset spring can make the backup pad relatively fast resume to the original state in order to offset the produced reverse vibrations power of body.
Optionally, the bottom of the fixing block is provided with an outward convex edge, and a bolt penetrates through the convex edge and is in threaded connection with the base.
Through adopting above-mentioned technical scheme, make the fixed block can fix on the base to reduce the condition that the fixed block took place to remove in the in-process that uses, when the part on the fixed block appeared damaging, can cancel the cooperation of bolt and base and take off the fixed block from the base, so that damage the change of part.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arrangement of the damping spring reduces the vibration radian of the body, so that the noise generated by vibration when the transformer is started is reduced;
2. the arrangement of the limiting rod plays a role in guiding the movement of the supporting plate, so that the supporting plate is relatively stable in the moving process;
3. the setting of reset spring makes the shaking force of body reverse back, and the backup pad can the quick adjustment position in order to offset the reverse shaking force of body.
Drawings
Fig. 1 is a schematic structural view of a noise reduction dry-type transformer according to an embodiment of the present application;
FIG. 2 is a cross-sectional view of a shock absorbing mechanism of an embodiment of the present application;
fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a body; 2. a base; 3. a fixed block; 4. a placement groove; 5. a damping spring; 6. a support plate; 7. a support bar; 8. a sleeve; 9. a pressing plate; 10. a support pillar; 11. a reinforcing bar; 12. a limiting block; 13. a limiting groove; 14. a limiting rod; 15. a limiting hole; 16. a return spring; 17. a convex edge; 18. mounting holes; 19. a threaded bore.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a noise reduction dry type transformer. Referring to fig. 1, the noise reduction dry type transformer includes a base 2 and a body 1, the base 2 having a rectangular parallelepiped shape, and large-area surfaces defined as an upper surface and a lower surface, respectively. Be provided with four fixed blocks 3 at the upper surface of base 2, the shape of fixed block 3 is the cuboid, the length direction of fixed block 3 sets up along the length direction of base 2, the center connection line of four fixed blocks 3 can form the square, be provided with damper on fixed block 3, it is a set of to use two liang of damper, be connected with same root support pole 7 on the damper of same group, the upper surface of bracing piece 7 sets up along the width direction of base 2 with the length direction of the parallel of upper surface of base 2 and bracing piece 7, two bracing piece 7 parallel arrangement, body 1 passes through the bolt fastening on two bracing pieces 7.
Referring to fig. 2, in order to reduce noise generated by vibration during the use of the transformer, a placement groove 4 is formed in the upper surface of a fixed block 3, the radial cross-sectional shape of the placement groove 4 is rectangular, and the center line of the placement groove 4 is perpendicular to the upper surface of the fixed block 3. A plurality of damping springs 5 are welded on the bottom surface of the placing groove 4, two damping springs 5 are used for explaining the embodiment, the damping springs 5 extend towards the opening direction of the placing groove 4, a supporting component is arranged at one end, far away from the bottom surface of the placing groove 4, of the damping springs 5, the supporting component comprises an extruding plate 9, a supporting plate 6 and two supporting columns 10, the cross section of the extruding plate 9 is the same as the radial cross section of the placing groove 4 in shape and size, the extruding plate 9 is inserted into the placing groove 4, and one end, far away from the bottom surface of the placing groove 4, of the damping springs 5 is welded on the bottom surface of the extruding plate 9. The two support columns 10 are welded on the upper surface of the extrusion plate 9, the support columns 10 are cylindrical, the axes of the support columns 10 are perpendicular to the upper surface of the extrusion plate 9, and the two support columns 10 are arranged in parallel and located on two sides of the extrusion plate 9 in the length direction. The shape of backup pad 6 is the cuboid, and backup pad 6 is greater than the area of stripper plate 9 with stripper plate 9 parallel arrangement and backup pad 6's cross sectional area, and the one end of keeping away from stripper plate 9 on the support column 10 welds in the lower surface of backup pad 6, and bracing piece 7 passes through the upper surface of bolt fastening in backup pad 6. When the body 1 (see fig. 1) is started, the vibration force generated by the body 1 is transmitted to the supporting plate 6 through the supporting rod 7, at this time, the supporting plate 6 moves upwards or downwards to drive the extrusion plate 9 to move, at this time, the damping spring 5 is compressed or stretched under the action of the extrusion plate 9 to offset the damping force of the body 1, so that the noise of the transformer in use is reduced.
Referring to fig. 2 and 3, in order to reduce the possibility of elastic failure of the damping spring 5 caused by bending due to compression, a sleeve 8 is sleeved on one section of the outer surface of the damping spring 5 close to the bottom surface of the placing groove 4, the radial cross section of the sleeve 8 is in a circular ring shape, and the axis of the sleeve 8 is perpendicular to the bottom surface of the placing groove 4.
Referring to fig. 2, in order to reduce the possibility of fracture when the supporting column 10 is extruded, a plurality of reinforcing rods 11 are welded on the end portions of the two ends of the supporting column 10, the reinforcing rods 11 at the same end of the supporting column 10 are arranged along the circumferential direction of the supporting column 10, the radial cross-sectional shape of each reinforcing rod 11 is circular, the axis of each reinforcing rod 11 is obliquely intersected with the axis of the corresponding supporting column 10, one end of each reinforcing rod 11 at the upper end is welded on the side wall of the corresponding supporting column 10, the other end of each reinforcing rod 11 at the lower end is welded on the lower surface of the corresponding supporting plate 6, one end of each reinforcing rod 11 at the lower end is welded on the side wall of the corresponding supporting column 10, and the other end of each reinforcing rod 11 is welded on the upper surface of the corresponding extrusion plate 9, so that the structural strength of the joint of the corresponding supporting column 10 and the corresponding supporting plate 6 and the joint of the corresponding supporting column 10 and the corresponding extrusion plate 9 are enhanced, and the possibility of fracture of the two ends of the corresponding supporting column 10 due to excessive stress concentration is reduced.
In order to make the backup pad 6 comparatively stable when removing, there are two gag lever posts 14 at the last skin weld of fixed block 3, two gag lever posts 14 are in 3 length direction's of fixed block both ends and symmetry setting respectively, gag lever post 14's shape is the cylinder, gag lever post 14 perpendicular to the upper surface of fixed block 3, set up the spacing hole 15 that supplies gag lever post 14 to peg graft on backup pad 6, spacing hole 15's radial cross-sectional shape size is the same with gag lever post 14's radial cross-sectional shape size, gag lever post 14 passes spacing hole 15 and makes backup pad 6 carry out the in-process that reciprocates, gag lever post 14 can play the guide effect to backup pad 6, thereby comparatively steady when making backup pad 6 remove. In order to make the stripper plate 9 remove comparatively stably in standing groove 4, there is stopper 12 at stripper plate 9 length direction's both ends integrated into one piece, stopper 12's shape is the cuboid, stopper 12's upper surface and stripper plate 9's upper surface parallel and level, set up the spacing groove 13 that supplies stopper 12 to slide along standing groove 4's the degree of depth direction on standing groove 4's lateral wall, spacing groove 13 runs through the upper surface of fixed block 3, when stripper plate 9 slides from top to bottom in standing groove 4, spacing groove 13 is horizontal spacing to stopper 12, so that stripper plate 9 is horizontal spacing in standing groove 4, thereby it takes place to reduce the condition that stripper plate 9 the deviation appears in standing groove 4, make stripper plate 9 remove comparatively steadily.
In order to further reduce the noise of the body 1 (see fig. 1), a return spring 16 is sleeved on the outer surface of the limiting rod 14, the return spring 16 is located between the fixing block 3 and the supporting plate 6, one end of the return spring 16 is welded on the upper surface of the fixing block 3, the other end of the return spring is welded on the lower surface of the supporting plate 6, in the process that the supporting plate 6 moves due to the vibration of the body 1, the return spring 16 contracts or extends, at the moment, after the vibration force changes the direction, the return spring 16 can enable the supporting plate 6 to rapidly move to the reverse state, so that the vibration reduction performance of the vibration reduction mechanism is improved, and the noise generated by the body 1 is reduced. In order to enable timely replacement when parts in the damping mechanism are damaged, an outward convex edge 17 is integrally formed at the bottom of the fixed block 3, the radial section of the convex edge 17 is a rectangular ring, a mounting hole 18 is formed in the convex edge 17, the radial section of the mounting hole 18 is circular, the axis of the mounting hole 18 is perpendicular to the upper surface of the convex edge 17, a threaded hole 19 aligned with the mounting hole 18 is formed in the base 2, a bolt penetrates through the mounting hole 18 and is in threaded connection with the threaded hole 19 to achieve fixing of the fixed block 3 on the base 2, and when the parts in the damping mechanism are damaged, the bolt in the threaded hole 19 and the bolt in the support rod 7 can be unscrewed to take the damping mechanism down for replacement.
The implementation principle of the noise-reduction dry-type transformer in the embodiment of the application is as follows: when the body 1 is started, the vibration force generated by the body 1 is transmitted to the supporting plate 6, at this time, the supporting plate 6 moves upwards or downwards, and the damping spring 5 and the return spring 16 buffer the vibration force of the body 1, so that the noise generated by the vibration of the body 1 is reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A noise-reducing dry-type transformer is characterized in that: including body (1) and base (2), base (2) upper surface is provided with four fixed blocks (3), standing groove (4) have been seted up to fixed block (3) upper surface, standing groove (4) bottom surface is provided with damping spring (5), the one end of keeping away from standing groove (4) bottom surface on damping spring (5) is provided with supporting component, supporting component includes backup pad (6), and two liang of a set of be provided with bracing piece (7) on backup pad (6), the lower surface of body (1) and the upper surface connection of bracing piece (7).
2. The noise reducing dry transformer of claim 1, wherein: the outer surface cover of damping spring (5) is equipped with sleeve (8), sleeve (8) are connected in standing groove (4) bottom surface.
3. The noise reducing dry transformer of claim 1, wherein: the supporting assembly further comprises an extrusion plate (9) and a supporting column (10), the extrusion plate (9) is connected to one end, far away from the bottom surface of the placing groove (4), of the damping spring (5), the extrusion plate (9) is inserted into the placing groove (4), the supporting column (10) is connected to the upper surface of the extrusion plate (9), and the other end of the supporting column (10) is connected to the lower surface of the supporting plate (6).
4. The noise reducing dry transformer of claim 3, wherein: the side wall of the end part of the supporting column (10) is provided with a reinforcing rod (11), the reinforcing rod (11) at the upper end is connected with the supporting plate (6), and the reinforcing rod (11) at the lower end is connected with the extrusion plate (9).
5. The noise reducing dry transformer of claim 3, wherein: the side wall of the extrusion plate (9) is provided with a limiting block (12), and the side wall of the placing groove (4) is provided with a limiting groove (13) for the limiting block (12) to slide along the height direction.
6. The noise reducing dry transformer of claim 1, wherein: the upper surface of fixed block (3) is provided with gag lever post (14), set up spacing hole (15) that supply gag lever post (14) to peg graft on backup pad (6).
7. The noise reducing dry transformer of claim 6, wherein: the outer surface cover of gag lever post (14) is equipped with reset spring (16), reset spring (16) centre gripping is between fixed block (3) and backup pad (6).
8. The noise reducing dry transformer of claim 1, wherein: the bottom of the fixed block (3) is provided with an outward convex edge (17), and a bolt penetrates through the convex edge (17) to be in threaded connection with the base (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121839114.7U CN215417831U (en) | 2021-08-06 | 2021-08-06 | Noise-reduction dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121839114.7U CN215417831U (en) | 2021-08-06 | 2021-08-06 | Noise-reduction dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215417831U true CN215417831U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121839114.7U Active CN215417831U (en) | 2021-08-06 | 2021-08-06 | Noise-reduction dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215417831U (en) |
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2021
- 2021-08-06 CN CN202121839114.7U patent/CN215417831U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230703 Address after: No. 155, fu MA, Mazhong village, an Dong Town, Hangzhou Bay New Area, Ningbo 315000, Zhejiang Province Patentee after: Zhejiang Rendong Electrical Technology Co.,Ltd. Address before: No.155 Fuma, Mazhong village, Andong Town, Hangzhou Bay New District, Ningbo City, Zhejiang Province Patentee before: NINGBO RENDONG ELECTRIC Co.,Ltd. |
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| TR01 | Transfer of patent right |