CN215007816U

CN215007816U - Transformer protection device

Info

Publication number: CN215007816U
Application number: CN202120337774.9U
Authority: CN
Inventors: 皮冬如; 李忠胜; 皮秋如; 黄满花; 皮旭梅
Original assignee: Guangdong Gangbo Electric Power Technology Co ltd
Current assignee: Guangdong Gangbo Electric Power Technology Co ltd
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-12-03
Anticipated expiration: 2031-02-06

Abstract

The utility model provides a transformer protection device, a first cylinder and a second cylinder respectively push a first angle steel and a second angle steel, the first angle steel and the second angle steel support the bottom and the left and right ends of a transformer, the first angle steel and the second angle steel move towards the transformer to extrude the transformer, the transformer is fixedly connected with the first angle steel and the second angle steel, the abrasion of the surface of the transformer and other positions when the transformer vibrates is reduced, when the transformer vibrates, the transformer drives the first cylinder and the second cylinder to move, the first cylinder and the second cylinder drive the first shock absorber to compress or stretch, thereby achieving the purpose of reducing the vibration of the first cylinder and the second cylinder in the front-back direction, the transformer has the advantages that the transformer has a vibration absorbing function on the transverse vibration of the transformer, and the possibility that the internal elements of the transformer vibrate relative to the transformer shell to cause element looseness is reduced.

Description

Transformer protection device

Technical Field

The utility model belongs to the technical field of the electric power transmission and distribution, concretely relates to transformer protection device.

Background

The power transformer is a static electrical device, which is used for changing an alternating voltage with a certain value into another voltage with the same frequency or a plurality of voltages with different values, and in order to prevent the transformer from being contacted by rainwater, humid gas or dust, the transformer is usually placed in a transformer protection device, the existing transformer protection device is a box body with a simple structure generally, and due to the vibration generated when the transformer is in operation, if the transformer is directly placed in the box body, the surface of the transformer can be in friction collision with the box body, so that the transformer is damaged, and if the transformer is rigidly fixed in the box body, the internal elements of the transformer can vibrate the shell of the transformer, so that the elements are loosened, and the danger coefficient is large.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to overcome the above technical problems, the present invention provides a transformer protection device, which includes a box body and a transformer fixing device, wherein the transformer fixing device includes a left fixing mechanism and a right fixing mechanism;

the left fixing mechanism comprises a first cylinder, a first sliding block and first angle steel; the right end of the first air cylinder is provided with a first push rod, the right end of the first air cylinder is fixed at the left end of the first sliding block, the first sliding block is provided with a through hole through which the first push rod can penetrate, the side wall of the left end of the box body is provided with a first sliding chute and a second sliding chute which can respectively allow the first sliding block and the first air cylinder to move back and forth, the front end and the rear end of the first sliding block are respectively connected to the front end and the rear end of the first sliding chute through a first shock absorber, the corner of the first angle steel faces the upper right, and the left end of the first angle steel is connected to the right end of the first push rod;

the right fixing mechanism comprises a second cylinder, a second slider and second angle steel, a second push rod is arranged at the left end of the second cylinder, the left end of the second cylinder is fixed at the right end of the second slider, the second slider is provided with a through hole through which the second push rod can penetrate, the side wall of the right end of the box body is provided with a third sliding groove and a fourth sliding groove which can respectively allow the second slider and the second cylinder to move back and forth, the front end and the rear end of the second slider are respectively connected with the front end and the rear end of the third sliding groove through a third shock absorber, the corner of the second angle steel faces the upper left side, and the right end of the second angle steel is connected with the left end of the second push rod.

Further, the box includes body and case lid, the case lid with the upper end of body is articulated, the lower extreme of case lid is equipped with sealing glue layer. The upper ends of the box cover and the body are hinged to open the box cover in a flip-open mode, so that the transformer in the box body can be conveniently taken out and replaced.

Further, still include heat dissipation mechanism, heat dissipation mechanism includes fan and temperature sensor, temperature sensor is fixed in the inside of box, the fan is located the lateral wall of box, the box is in the relative position of fan is equipped with the ventilation groove, the ventilation groove is equipped with the dust cover. The fan produces wind-force, and the wind channel is produced to fan and ventilation groove's relative setting between the inner wall of box and transformer, plays the radiating effect to the transformer, and temperature sensor can carry out real-time supervision to the inside temperature of box, and the staff of being convenient for decides the switch of fan according to the inside temperature of box.

Furthermore, the corners of the first angle steel and the second angle steel are provided with anti-slip glue layers, and the surfaces of the anti-slip glue layers are provided with convex patterns. The anti-slip glue layer with the convex patterns can increase the friction force between the first angle steel or the second angle steel and the transformer, and meanwhile, can prevent the damage of the contact surface between the transformer and the first angle steel or the second angle steel.

Furthermore, the lower extreme of box is equipped with supporting mechanism, supporting mechanism includes sleeve and guide arm, the outside of guide arm with the inboard sliding connection of sleeve, the upper end of guide arm pass through the second shock absorber connect in the top of the inside of sleeve. This supporting mechanism plays the supporting role to the box, makes the unsettled setting of box, has increased the heat radiating area of box bottom surface, and connects and can play direct absorption to the vibrations of vertical direction in guide arm and telescopic second shock absorber.

Further, the device also comprises a moving mechanism, wherein the upper end of the moving mechanism is connected to the lower end of the box body through a lifting mechanism. The moving mechanism is moved downwards to the lower part of the supporting mechanism through the lifting mechanism, so that the box body can be moved, and the transformer press and the box body can be conveniently transferred together.

Further, elevating system is the pneumatic cylinder, moving mechanism includes wheel body and mount, the wheel body rotate connect in the lower extreme of mount, the upper end of mount connect in the output of the lower extreme of pneumatic cylinder.

Furthermore, the bottom of the guide rod is provided with a sucker. The sucking disc increases the fixed effect between supporting mechanism and the ground.

Further, the box is equipped with logical line hole and rubber buffer, the rubber buffer with lead to line hole interference fit. The through hole which is not used can be plugged by a rubber plug, so that the possibility of rainwater or humid gas entering is reduced.

The utility model has the advantages that: the first cylinder and the second cylinder respectively push the first angle steel and the second angle steel, the first angle steel and the second angle steel support the bottom and the left end and the right end of the transformer, the first angle steel and the second angle steel move towards the transformer and extrude the transformer, the transformer is fixedly connected with the first angle steel and the second angle steel, the abrasion of the surface of the transformer and other positions when the transformer vibrates is reduced, when the transformer vibrates, the transformer drives the first cylinder and the second cylinder to move, the first cylinder and the second cylinder respectively drive the first shock absorber and the third shock absorber to compress or stretch, thereby achieving the purpose of reducing the vibration of the first cylinder and the second cylinder in the front-back direction, the transformer has the advantages that the transformer has a vibration absorbing function on the transverse vibration of the transformer, and the possibility that the internal elements of the transformer vibrate relative to the transformer shell to cause element looseness is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of the internal structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

wherein, 1, a box body; 11. a first chute; 12. a second chute; 13. a third chute; 14. a fourth chute; 15. a body; 16. a box cover; 17. a through hole; 171. a rubber plug; 2. a transformer fixing device; 21. a left fixing mechanism; 211. a first cylinder; 2111. a first push rod; 212. a first slider; 2121. a first shock absorber; 213. a first angle steel; 22. a right fixing mechanism; 221. a second cylinder; 2211. a second push rod; 222. a second slider; 223. a second angle steel; 3. a moving mechanism; 31. a lifting mechanism; 32. a wheel body; 33. a fixed mount; 4. a heat dissipation mechanism; 41. a fan; 42. a temperature sensor; 43. a ventilation slot; 44. a dust cover; 5. an anti-slip adhesive layer; 6. a support mechanism; 61. a sleeve; 62. a guide bar; 621. a second shock absorber; 622. a suction cup; 7. a transformer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings.

Example (b):

fig. 1-2 show a transformer 7 protection device provided by the present invention, which includes a box 1 and a transformer 7 fixing device 2, the transformer 7 fixing device 2 includes a left fixing mechanism 21 and a right fixing mechanism 22;

the left fixing mechanism 21 includes a first cylinder 211, a first slider 212, and a first angle 213; a first push rod 2111 is arranged at the right end of the first air cylinder 211, the right end of the first air cylinder 211 is fixed at the left end of the first sliding block 212, the first sliding block 212 is provided with a through hole through which the first push rod 2111 can penetrate, the side wall of the left end of the box body 1 is provided with a first sliding groove 11 and a second sliding groove 12 which can respectively allow the first sliding block 212 and the first air cylinder 211 to move back and forth, the front end and the rear end of the first sliding block 212 are respectively connected to the front end and the rear end of the first sliding groove 11 through a first shock absorber 2121, the corner of the first angle steel 213 faces to the upper right, and the left end of the first angle steel 213 is connected to the right end of the first push rod 2111;

the right fixing mechanism 22 includes a second cylinder 221, a second slider 222 and a second angle steel 223, a second push rod 2211 is disposed at the left end of the second cylinder 221, the left end of the second cylinder 221 is fixed at the right end of the second slider 222, the second slider 222 is provided with a through hole for the second push rod 2211 to pass through, a third sliding slot 13 and a fourth sliding slot 14 are disposed on the sidewall of the right end of the box 1, the third sliding slot 13 and the fourth sliding slot 14 can allow the second slider 222 and the second cylinder 221 to move back and forth, the front end and the rear end of the second slider 222 are connected to the front end and the rear end of the third sliding slot 13 through a third shock absorber, the corner of the second angle steel 223 faces the upper left side, and the right end of the second angle steel 223 is connected to the left end of the second push rod 2211.

The box body 1 comprises a body 15 and a box cover 16, the upper ends of the box cover 16 and the body 15 are hinged, and the lower end of the box cover 16 is provided with a sealing glue layer. The hinged connection of the cover 16 to the upper end of the body 15 allows the cover 16 to be opened in a flip-open manner, facilitating the extraction and replacement of the transformer 7 inside the tank 1.

Still include heat dissipation mechanism 4, heat dissipation mechanism 4 includes fan 41 and temperature sensor 42, and temperature sensor 42 is fixed in the inside of box 1, and the lateral wall of box 1 is located to fan 41, and box 1 is equipped with ventilation groove 43 in fan 41's relative position, and ventilation groove 43 is equipped with dust cover 44. Fan 41 produces wind-force, and fan 41 and ventilation groove 43's relative setting produce the wind channel between the inner wall of box 1 and transformer 7, play the radiating effect to transformer 7, and temperature sensor 42 can carry out real-time supervision to the inside temperature of box 1, and the staff of being convenient for decides the switch of fan 41 according to the inside temperature of box 1.

The corners of the first angle steel 213 and the second angle steel 223 are both provided with an anti-slip glue layer 5, and the surface of the anti-slip glue layer 5 is provided with convex patterns. The anti-slip glue layer 5 with the convex patterns can increase the friction force between the first angle iron 213 or the second angle iron 223 and the transformer 7 and can prevent the contact surface between the transformer 7 and the first angle iron 213 or the second angle iron 223 from being damaged.

The lower end of the box body 1 is provided with a supporting mechanism 6, the supporting mechanism 6 comprises a sleeve 61 and a guide rod 62, the outer side of the guide rod 62 is slidably connected with the inner side of the sleeve 61, and the upper end of the guide rod 62 is connected to the top of the inner part of the sleeve 61 through a second shock absorber 621. This supporting mechanism 6 plays the supporting role to box 1, makes the unsettled setting of box 1, has increased the heat radiating area of box 1 bottom surface, and connects in the second shock absorber 621 of guide arm 62 and sleeve 61 can play direct absorption to vertical direction's vibrations.

The box body is characterized by further comprising a moving mechanism 3, wherein the upper end of the moving mechanism 3 is connected to the lower end of the box body 1 through a lifting mechanism 31. The moving mechanism 3 is moved downwards to the lower part of the supporting mechanism 6 through the lifting mechanism 31, so that the box body 1 can be moved, and the transformer press and the box body 1 can be conveniently transferred together.

The lifting mechanism 31 is a hydraulic cylinder, the moving mechanism 3 includes a wheel body 32 and a fixed frame 33, the wheel body 32 is rotatably connected to the lower end of the fixed frame 33, and the upper end of the fixed frame 33 is connected to the output end of the lower end of the hydraulic cylinder.

The bottom of the guide bar 62 is provided with a suction cup 622. The suction cup 622 increases the fixing effect between the support mechanism 6 and the floor.

The box body 1 is provided with a through hole 17 and a rubber plug 171, and the rubber plug 171 is in interference fit with the through hole 17. The through hole 17 which is not used can be blocked by the rubber stopper 171, reducing the possibility of rainwater or humid gas entering.

The working principle is as follows: the first cylinder 211 and the second cylinder 221 respectively push the first push rod 2111 and the second push rod 2211, the first push rod 2111 and the second push rod 2211 respectively push the first angle steel 213 and the second angle steel 223, the transformer 7 is placed between the first angle steel 213 and the second angle steel 223, the first angle steel 213 supports the side face and the bottom of the left end of the transformer 7, the second angle steel 223 supports the side face and the bottom of the right end of the transformer 7, and the first angle steel 213 and the second angle steel 223 move towards the transformer 7 to extrude the transformer 7, so that the transformer 7 is fixed relative to the first cylinder 211 and the second cylinder 221; the first slider 212 and the second slider 222 are respectively connected with the first sliding chute 11 and the third sliding chute 13 in a sliding way, the first cylinder 211 and the second cylinder 221 are respectively connected with the second sliding chute 12 and the fourth sliding chute 14 in a sliding way, so that the first cylinder 211 and the second cylinder 221 can move relative to the box body 1 in the horizontal direction, when the transformer 7 vibrates, the transformer 7 drives the first cylinder 211 and the second cylinder 221 to move, since the first cylinder 211 is connected to the front and rear ends of the first sliding groove 11 through the first damper 2121, and the second cylinder 221 is connected to the front and rear ends of the third sliding groove 13 through the third damper, the first cylinder 211 and the second cylinder 221 respectively drive the first damper 2121 and the third damper to compress or extend, therefore, the purpose of reducing the vibration of the first cylinder 211 and the second cylinder 221 in the front-back direction is achieved, and the vibration absorbing effect on the transverse vibration of the transformer 7 is achieved.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper", "lower", "left", "right" and the like are used herein for illustrative purposes only.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make simple deduction or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A transformer protection device is characterized by comprising a box body and a transformer fixing device, wherein the transformer fixing device comprises a left fixing mechanism and a right fixing mechanism;

2. The transformer protection device of claim 1, wherein the box body comprises a body and a box cover, the box cover is hinged to the upper end of the body, and a sealant layer is arranged at the lower end of the box cover.

3. The transformer protection device according to claim 1, further comprising a heat dissipation mechanism, wherein the heat dissipation mechanism comprises a fan and a temperature sensor, the temperature sensor is fixed inside the box body, the fan is disposed on a side wall of the box body, the box body is provided with a ventilation slot at a position opposite to the fan, and the ventilation slot is provided with a dust cover.

4. The transformer protection device according to claim 1, wherein the corners of the first and second angles are provided with an anti-slip adhesive layer, and the surface of the anti-slip adhesive layer is provided with raised lines.

5. The transformer protection device according to claim 1, wherein a support mechanism is disposed at a lower end of the box body, the support mechanism comprises a sleeve and a guide rod, an outer side of the guide rod is slidably connected with an inner side of the sleeve, and an upper end of the guide rod is connected to a top portion of an inner portion of the sleeve through a second shock absorber.

6. The transformer protection device according to claim 5, further comprising a moving mechanism, wherein an upper end of the moving mechanism is connected to a lower end of the tank through a lifting mechanism.

7. The transformer protector according to claim 6, wherein the lifting mechanism is a hydraulic cylinder, the moving mechanism comprises a wheel body and a fixed frame, the wheel body is rotatably connected to a lower end of the fixed frame, and an upper end of the fixed frame is connected to an output end of a lower end of the hydraulic cylinder.

8. The transformer protection device according to claim 5, wherein the bottom of the guide rod is provided with a suction cup.

9. The transformer protection device according to claim 1, wherein the box body is provided with a through hole and a rubber plug, and the rubber plug is in interference fit with the through hole.