CN217768031U

CN217768031U - Dry-type power transformer anti-seismic device

Info

Publication number: CN217768031U
Application number: CN202220847314.5U
Authority: CN
Inventors: 赵良雄; 李小川; 张福昌
Original assignee: Sichuan Fulaite Electric Power Equipment Co ltd
Current assignee: Sichuan Fulaite Electric Power Equipment Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-11-08
Anticipated expiration: 2032-04-13

Abstract

The utility model discloses a dry-type power transformer antidetonation device, the on-line screen storage device comprises a base, the inside first external member that is provided with of base, first external member extends from the upper end of base, the first bottom plate of lower extreme fixedly connected with of first external member, a plurality of cylinders of inside fixedly connected with of base, the upper end of cylinder extends and is provided with the gas pole, the lower extreme of first bottom plate is supported to the upper end of gas pole, the inside of first external member is provided with the second external member, the lower extreme fixedly connected with second bottom plate of second external member, be provided with a plurality of balls between first bottom plate and the second bottom plate, the inner wall of first external member is provided with first bulge loop, be provided with arc-shaped elastic piece on the first bulge loop, arc-shaped elastic piece's lateral wall and second external member's lateral wall contact, the upper end fixedly connected with upper plate of second external member. The utility model discloses in, set up shock-absorbing structure in a plurality of directions, improve transformer shock attenuation effect.

Description

Dry-type power transformer antidetonation device

Technical Field

The utility model relates to an antidetonation device field especially relates to a dry-type power transformer antidetonation device.

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 as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization, and the like. The transformer not only can generate vibration during the work of the transformer, but also can transmit the vibration to the transformer by the external environment. Mechanical vibrations affect the proper operation of the equipment and, in long-term vibration environments, cause damage to components, particularly mechanical components in stress-concentrating components.

Therefore, the transformer needs to be damped. And the propagation of vibration has three directions, and most damping device is the ascending shock attenuation of a vertical direction, does not set up the vibration isolation of front and back left and right sides two directions. So that the transformer is also disturbed in other directions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dry-type power transformer anti-vibration device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a dry-type power transformer anti-seismic device comprises a base, wherein a first sleeve is arranged in the base, the first sleeve extends out of the upper end of the base, the lower end of the first sleeve is fixedly connected with a first bottom plate, a plurality of cylinders are fixedly connected in the base, the upper ends of the cylinders extend and are provided with gas rods, and the upper ends of the gas rods abut against the lower end of the first bottom plate;

the improved ball bearing is characterized in that a second sleeve is arranged inside the first sleeve, a second bottom plate is fixedly connected to the lower end of the second sleeve, a plurality of balls are arranged between the first bottom plate and the second bottom plate, a first convex ring is arranged on the inner wall of the first sleeve, an arc-shaped elastic sheet is arranged on the first convex ring, the side wall of the arc-shaped elastic sheet is in contact with the side wall of the second sleeve, and an upper plate is fixedly connected to the upper end of the second sleeve.

As a further description of the above technical solution:

the utility model discloses a portable air conditioner, including base, tracheal other end, and the tracheal other end is provided with a plurality of branches, and the branch is connected with corresponding cylinder respectively.

As a further description of the above technical solution:

the inside sliding fit of cylinder has the piston, piston fixed connection is in the lower extreme of gas pole.

As a further description of the above technical solution:

the lower extreme lateral wall fixedly connected with second bulge loop of first external member, the upper end binding off of base forms the flange to the inner layer.

As a further description of the above technical solution:

the lower part reducing of second external member sets up, and cooperates the second bottom plate to form the slotwar structure, first bulge loop extends to inside the slotwar.

As a further description of the above technical solution:

the front side and the back lower part side wall of the base are fixedly connected with side lugs, and a plurality of first holes are formed in the side lugs.

As a further description of the above technical solution:

pillow blocks are symmetrically arranged at the upper end of the upper plate, and a plurality of second holes are formed in the upper ends of the pillow blocks.

As a further description of the above technical solution:

and threads are arranged inside the second hole.

The utility model discloses following beneficial effect has:

1. the utility model discloses, be provided with parts such as cylinder, gas pole, arc shell fragment, realize the vibration isolation of three direction, improved transformer shock attenuation effect.

2. The utility model discloses, be provided with parts such as first bulge loop, second bulge loop, restrict first external member and second external member activity space for device compact structure wholeness is high

Drawings

Fig. 1 is a schematic perspective view of an anti-seismic device of a dry power transformer according to the present invention;

fig. 2 is a schematic front view of an anti-seismic device of a dry power transformer according to the present invention;

fig. 3 is a schematic sectional view of an anti-seismic device for a dry power transformer according to the present invention;

fig. 4 is a schematic top view of the first sleeve of the anti-seismic device of the dry power transformer of the present invention.

Wherein, 1, the lateral ear; 2. a first hole; 3. an inflation inlet; 4. a first kit; 5. a base; 6. an upper plate; 7. a pillow block; 8. a second hole; 9. a cylinder; 10. a piston; 11. a gas lever; 12. an air tube; 13. a ball bearing; 14. a first base plate; 15. a second base plate; 16. a first convex ring; 17. a second convex ring; 18. an arc-shaped elastic sheet; 19. a second kit.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a dry-type power transformer antidetonation device, the on-line screen storage device comprises a base 5, base 5 becomes the structure of cuboid, the inside first suit 4 that is provided with of base 5, first suit 4 extends from the upper end of base 5, first suit 4 can follow the action of going up and down on base 5 promptly, the first bottom plate 14 of the lower extreme fixedly connected with of first suit 4, a plurality of cylinders 9 of the inside fixedly connected with of base 5, the upper end extension of cylinder 9 is provided with gas pole 11, the upper end of gas pole 11 supports the lower extreme of first bottom plate 14, it is unchangeable to guarantee that cylinder 9 has the gaseous of capacity, when taking place the vibration, it is gaseous compressed, or atmospheric pressure reduces, when first suit 4 vibrations, cylinder 9 and gas pole 11 realize at vertical direction shock attenuation, utilize gaseous compression inflation promptly, realize the shock attenuation.

The inside of first suit 4 is provided with second suit 19, the lower extreme fixedly connected with second bottom plate 15 of second suit 19, be provided with a plurality of balls 13 between first bottom plate 14 and the second bottom plate 15, second suit 19 can rotate in the inside of first suit 4, the inner wall of first suit 4 is provided with first bulge loop 16, be provided with arc shell fragment 18 on first bulge loop 16, the lateral wall of arc shell fragment 18 and the lateral wall contact of second suit 19, when taking place to vibrate, arc shell fragment 18 is used for the vibration of the two production of buffering level directions, realize the shock attenuation, the upper end fixedly connected with upper plate 6 of second suit 19, do benefit to elastic component's elastic potential energy and realize the shock attenuation.

The front side wall middle part of base 5 sets up inflation inlet 3, and the inside of base 5 is provided with trachea 12, and the one end and the inflation inlet 3 of trachea 12 are connected, and the other end of trachea 12 is provided with a plurality of branches, and branch is connected with corresponding cylinder 9 respectively, can satisfy the shock attenuation demand of vertical direction to cylinder 9 make-up gas through inflation inlet 3.

The inside sliding fit of cylinder 9 has piston 10, and piston 10 fixed connection is in the lower extreme of gas pole 11, and piston 10 makes inside formation a relative confined environment of cylinder 9, can avoid gaseous loss under gas pole 11 can move about.

The lower extreme lateral wall fixedly connected with second bulge loop 17 of first suit 4, the upper end binding off of base 5 forms the flange to the inlayer, and first suit 4 upwards stretches out promptly has the biggest limit value, supports the flange when second bulge loop 17, then first suit 4 can't upwards stretch out again.

The lower part of the second sleeve 19 is arranged in a variable diameter mode and is matched with the second bottom plate 15 to form a groove ring structure, the first convex ring 16 extends to the inside of the groove ring, namely the groove ring is matched with the first convex ring 16, and the first sleeve 4 and the second sleeve 19 are prevented from moving relatively in the vertical direction.

The front and the back lower part lateral wall fixedly connected with of base 5 incline ear 1, are provided with a plurality of first holes 2 on the side ear 1, use similar parts such as bolt to pass first hole 2 for unable adjustment base 5.

The upper end of the upper plate 6 is symmetrically provided with pillow blocks 7, the upper end of each pillow block 7 is provided with a plurality of second holes 8, threads are arranged inside the second holes 8, and the transformer is placed on the pillow blocks 7 and fixedly mounted.

The working principle is as follows: when the device is used, a transformer is fixedly installed on the pillow block 7, the arranged air cylinder 9 and the air rod 11 can isolate vibration in the vertical direction, and the arranged arc-shaped elastic sheet 18 can isolate vibration in the horizontal direction.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a dry-type power transformer antidetonation device, includes base (5), its characterized in that: a first sleeve piece (4) is arranged in the base (5), the first sleeve piece (4) extends out of the upper end of the base (5), the lower end of the first sleeve piece (4) is fixedly connected with a first bottom plate (14), a plurality of air cylinders (9) are fixedly connected in the base (5), the upper ends of the air cylinders (9) extend to be provided with air rods (11), and the upper ends of the air rods (11) abut against the lower end of the first bottom plate (14);

the inside of first external member (4) is provided with second external member (19), the lower extreme fixedly connected with second bottom plate (15) of second external member (19), be provided with a plurality of balls (13) between first bottom plate (14) and second bottom plate (15), the inner wall of first external member (4) is provided with first bulge loop (16), be provided with arc shell fragment (18) on first bulge loop (16), the lateral wall of arc shell fragment (18) and the lateral wall contact of second external member (19), the upper end fixedly connected with upper plate (6) of second external member (19).

2. A dry-type power transformer seismic isolation device as claimed in claim 1, wherein: the utility model discloses a pneumatic air compressor, including base (5), the front lateral wall middle part of base (5) sets up inflation inlet (3), the inside of base (5) is provided with trachea (12), the one end and the inflation inlet (3) of trachea (12) are connected, the other end of trachea (12) is provided with a plurality of branches, and the branch is connected with corresponding cylinder (9) respectively.

3. A dry-type power transformer seismic isolation device as claimed in claim 1, wherein: the inside sliding fit of cylinder (9) has piston (10), piston (10) fixed connection is in the lower extreme of gas pole (11).

4. A dry-type power transformer seismic isolation device as claimed in claim 1, wherein: the lower end side wall of the first sleeve piece (4) is fixedly connected with a second convex ring (17), and the upper end of the base (5) is closed to form a flange towards the inner layer.

5. A dry-type power transformer seismic isolation device as claimed in claim 1, wherein: the lower part of the second sleeve part (19) is arranged in a diameter-changing mode and is matched with the second bottom plate (15) to form a groove ring structure, and the first convex ring (16) extends to the inner portion of the groove ring.

6. A dry-type power transformer seismic isolation device as claimed in claim 1, wherein: the front side and the back lower part side wall of the base (5) are fixedly connected with side lugs (1), and a plurality of first holes (2) are formed in the side lugs (1).

7. An anti-seismic device for a dry-type power transformer according to claim 1, wherein: pillow blocks (7) are symmetrically arranged at the upper end of the upper plate (6), and a plurality of second holes (8) are formed in the upper end of each pillow block (7).

8. A dry-type power transformer seismic isolation device as claimed in claim 7, wherein: the second hole (8) is internally provided with threads.