CN115771832A

CN115771832A - Auxiliary hoisting tool for high-voltage bushing of transformer

Info

Publication number: CN115771832A
Application number: CN202211337051.4A
Authority: CN
Inventors: 梁青
Original assignee: Shaanxi Kunze Power Engineering Technology Co ltd
Current assignee: Shaanxi Kunze Power Engineering Technology Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-03-10

Abstract

The invention relates to the technical field of transformer high-voltage bushings, and discloses an auxiliary hoisting tool for a transformer high-voltage bushing, which comprises a bushing, wherein a protective frame is sleeved on the outer side of the bushing, a hoisting ring is fixedly connected to the side wall of the protective frame, a support ring is fixedly connected to the bottom of the protective frame, a groove is formed in the bottom of the support ring, a threaded ring is fixedly connected to the inside of the groove, a screw is connected to the inner thread of the threaded ring, a trapezoidal clamping block is rotatably connected to the end of the screw, the trapezoidal clamping block is slidably arranged on the inner wall of the groove, and the trapezoidal clamping block is arranged to be an inclined plane relative to the side wall of the bottom end of the bushing. The invention can improve the hoisting stability of the high-voltage bushing, ensure the hoisting efficiency and simultaneously play a stable protection effect on the edge of the bushing.

Description

Auxiliary hoisting tool for high-voltage bushing of transformer

Technical Field

The invention relates to the technical field of transformer high-voltage bushings, in particular to an auxiliary hoisting tool for a transformer high-voltage bushing.

Background

The bushing can be divided into an oil flushing bushing and a capacitive bushing, the capacitive bushing is a wire outlet device for leading a high-voltage wire in the transformer to the outside of the oil tank, and the bushing is used as ground insulation of a lead wire, plays a role in fixing the lead wire and is one of important accessories of the transformer.

Among the prior art, in sheathed tube assembling process, the position of partial transformer is higher, needs to hoist the sleeve pipe to appointed height to be convenient for follow-up assembly, and the sleeve pipe sets up to the elongated form, and the edge does not have comparatively stable impetus, influences hoist and mount stability, is not convenient for hoist and mount operation, and the edge lacks the protection simultaneously. Therefore, this application has designed a transformer high-voltage bushing hoist and mount appurtenance.

SUMMARY OF THE PATENT FOR INVENTION

The invention aims to solve the problems that in the prior art, a sleeve is long, a stable acting point does not exist at the edge, the hoisting stability is influenced, the hoisting operation is inconvenient, and the edge is short of protection.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a transformer high-voltage bushing hoists appurtenance, includes the sleeve pipe, sheathed tube outside cover is equipped with protection frame, fixedly connected with rings on protection frame's the lateral wall, protection frame's bottom fixedly connected with support ring, the bottom of support ring is seted up flutedly, the inside fixedly connected with screw ring of recess, the internal thread of screw ring is connected with the screw rod, the tip of screw rod rotates and is connected with trapezoidal clamp splice, trapezoidal clamp splice slides and sets up the inner wall at the recess, trapezoidal clamp splice sets up to the inclined plane for sheathed tube bottom lateral wall, the lateral wall that trapezoidal clamp splice is located the inclined plane top sets up to the plane, the screw rod deviates from the one end fixedly connected with turning handle of trapezoidal clamp splice.

Preferably, the inner wall of the support ring in the groove begins to have a sliding groove, the inner wall of the sliding groove is connected with a sliding block in a sliding manner, and the bottom end of the sliding block extends to the outer side of the sliding groove and is fixedly connected with the trapezoidal clamping block.

Preferably, the side wall of the trapezoidal clamping block is fixedly connected with an anti-slip pad, and the anti-slip pad is tightly pressed on the pipe wall at the bottom end of the sleeve.

Preferably, the top end of the protective frame is fixedly connected with an end cover, the top inner wall of the end cover is fixedly connected with a spring, the bottom end of the spring is fixedly connected with a sheath, the sheath is sleeved on the top tube wall of the sleeve, the top end of the sheath is fixedly connected with a guide rod, and the rod wall of the guide rod is arranged on the top inner wall of the end cover in a sliding manner.

Preferably, the arc wall has been seted up on the lateral wall of sheath, the inner wall of arc wall slides and is equipped with the movable block, fixedly connected with metal adjusting rod on the lateral wall of movable block, the bar mouth has been seted up on the lateral wall of end cover, the bar mouth sets up to L shape, just the inner wall that the end cover is located bar mouth bottom has seted up the spacing groove, metal adjusting rod extends to the inside of spacing groove.

Preferably, the inner wall of the end cover located in the limiting groove is fixedly connected with a magnetic sheet, and the magnetic sheet and the metal adjusting rod are arranged in an adsorption mode.

Compared with the prior art, the invention provides an auxiliary hoisting tool for a high-voltage bushing of a transformer, which has the following beneficial effects:

1. this transformer high-voltage bushing hoists appurtenance drives the screw rod respectively through the turning handle that rotates both sides and removes and promote trapezoidal clamp splice to the inboard and remove along the screw ring, and the inclined plane of trapezoidal clamp splice bottom can be with sleeve pipe jack-up to make sheathed tube bottom pipe wall compress tightly the setting on the lateral wall of trapezoidal clamp splice, guarantee the sleeve pipe at the inside stability of protective frame.

2. This transformer high-voltage bushing hoists appurtenance slides along the inner wall of bar mouth through pulling metal adjusting rod, makes metal adjusting rod extend to the top of spacing groove, under the effect of spring, makes metal adjusting rod joint set up in the inside of spacing groove, can guarantee that the sheath is stabilized the cover and is established on sheathed tube top pipe wall.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the invention can improve the hoisting stability of the high-voltage bushing, ensure the hoisting efficiency and simultaneously play a stable protection effect on the edge of the bushing.

Drawings

Fig. 1 is a schematic structural view of an auxiliary tool for hoisting a high-voltage bushing of a transformer according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is a side view of the end cap of fig. 3.

In the figure: the device comprises a sleeve 1, a protective frame 2, a lifting ring 3, a support ring 4, a threaded ring 5, a screw 6, a rotating handle 7, a trapezoidal clamping block 8, a non-slip mat 9, a sliding block 10, an end cover 11, a spring 12, a sheath 13, a guide rod 14, a movable block 15, a metal adjusting rod 16 and a magnetic sheet 17.

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, not all of the embodiments.

In the description of the present patent, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, are used only for convenience in describing the present patent and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present patent.

Referring to fig. 1-4, a transformer high-voltage bushing hoisting auxiliary tool, including sleeve pipe 1, the outside cover of sleeve pipe 1 is equipped with protective frame 2, fixedly connected with rings 3 on protective frame 2's the lateral wall, protective frame 2's bottom fixedly connected with support ring 4, the bottom of support ring 4 is seted up flutedly, the inside fixedly connected with screw ring 5 of recess, the inside threaded connection of screw ring 5 has screw rod 6, the tip of screw rod 6 rotates and is connected with trapezoidal clamp splice 8, trapezoidal clamp splice 8 slides and sets up the inner wall at the recess, trapezoidal clamp splice 8 sets up to the inclined plane for sleeve pipe 1's bottom lateral wall, the lateral wall that trapezoidal clamp splice 8 is located the inclined plane sets up to the plane, screw rod 6 deviates from the one end fixedly connected with turning handle 7 of trapezoidal clamp splice 8, the inner wall that support ring 4 is located the recess begins to have the spout, the inner wall sliding connection of spout has slider 10, the outside and trapezoidal clamp splice 8 fixed connection of the bottom extension of slider 10 to the spout, fixedly connected with non-slip mat 9 on trapezoidal clamp splice 8's the lateral wall, non-slip mat 9 compresses tightly sets up at sleeve pipe 1's bottom pipe wall.

Top fixedly connected with end cover 11 of protective frame 2, the top inner wall fixedly connected with spring 12 of end cover 11, the bottom fixedly connected with sheath 13 of spring 12, sheath 13 cover is established at sleeve 1's top pipe wall, the top fixedly connected with guide bar 14 of sheath 13, the pole wall of guide bar 14 slides and sets up the top inner wall at end cover 11, the arc wall has been seted up on the lateral wall of sheath 13, the inner wall of arc wall slides and is equipped with movable block 15, fixedly connected with metal adjusting rod 16 on the lateral wall of movable block 15, the bar mouth has been seted up on the lateral wall of end cover 11, the bar mouth sets up to L shape, and the inner wall that end cover 11 is located the bar mouth bottom has seted up the spacing groove, metal adjusting rod 16 extends to the inside of spacing groove, end cover 11 is located the inner wall fixedly connected with magnetic sheet 17 of spacing groove, magnetic sheet 17 adsorbs the setting with metal adjusting rod 16.

In the patent of the invention, when the protective frame 2 is used, the protective frame 2 is placed on the outer side of the sleeve 1, then the rotating handles on the two sides are rotated to respectively drive the screw rods 6 to move along the threaded rings 5 and push the trapezoidal clamping blocks 8 to move inwards, the sleeve 1 can be jacked up through the inclined planes at the bottom of the trapezoidal clamping blocks 8, the pipe wall at the bottom end of the sleeve 1 is tightly pressed on the side walls of the trapezoidal clamping blocks 8, the stability of the sleeve 1 in the protective frame 2 is ensured, meanwhile, after the sleeve 1 rises, the pipe wall at the top of the sleeve 1 is extended into the sheath 13, the sheath 13 moves upwards and drives the spring 12 to compress, meanwhile, in order to ensure the stability of the sheath 13, the guide rod 14 slides along the inner wall at the top end of the end cover 11, then the metal adjusting rod 16 is pulled to slide along the inner wall of the strip-shaped opening, the metal adjusting rod 16 is extended to the upper part of the limiting groove, and under the action of the spring 12, the metal adjusting rod 16 is clamped and arranged in the limiting groove, so that the top pipe wall of the sleeve 1 can be stably sleeved on the sleeve 13.

The above description is only for the preferred embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention, the technical solutions and the inventive concepts of the present invention, which are equivalent to or changed by the technical solutions and the inventive concepts of the present invention, within the technical scope of the present invention.

Claims

1. The utility model provides a transformer high-voltage bushing hoist and mount appurtenance, includes sleeve pipe (1), its characterized in that: the outside cover of sleeve pipe (1) is equipped with protective frame (2), fixedly connected with rings (3) on the lateral wall of protective frame (2), bottom fixedly connected with support ring (4) of protective frame (2), the bottom of support ring (4) is seted up flutedly, the inside fixedly connected with screw ring (5) of recess, the inside threaded connection of screw ring (5) has screw rod (6), the tip of screw rod (6) is rotated and is connected with trapezoidal clamp splice (8), trapezoidal clamp splice (8) slide and set up the inner wall at the recess, trapezoidal clamp splice (8) set up to the inclined plane for the bottom lateral wall of sleeve pipe (1), the lateral wall that trapezoidal clamp splice (8) are located the inclined plane top sets up to the plane, screw rod (6) deviate from one end fixedly connected with turning handle (7) of trapezoidal clamp splice (8).

2. The auxiliary tool for hoisting the high-voltage bushing of the transformer as claimed in claim 1, wherein: the inner wall that support ring (4) are located the recess begins to have the spout, the inner wall sliding connection of spout has slider (10), the bottom of slider (10) extends to the outside and trapezoidal clamp splice (8) fixed connection of spout.

3. The auxiliary tool for hoisting the high-voltage bushing of the transformer as claimed in claim 1, wherein: the anti-slip device is characterized in that an anti-slip pad (9) is fixedly connected to the side wall of the trapezoidal clamping block (8), and the anti-slip pad (9) is tightly pressed on the tube wall at the bottom end of the sleeve (1).

4. The auxiliary tool for hoisting the high-voltage bushing of the transformer as claimed in claim 1, wherein: the top fixedly connected with end cover (11) of protective frame (2), the top inner wall fixedly connected with spring (12) of end cover (11), the bottom fixedly connected with sheath (13) of spring (12), the top pipe wall at sleeve pipe (1) is established to sheath (13) cover, the top fixedly connected with guide bar (14) of sheath (13), the pole wall of guide bar (14) slides and sets up the top inner wall at end cover (11).

5. The auxiliary tool for hoisting the high-voltage bushing of the transformer as claimed in claim 4, wherein: the utility model discloses a metal-insulated wire sheath, including sheath (13), the arc wall has been seted up on the lateral wall of sheath (13), the inner wall of arc wall slides and is equipped with movable block (15), fixedly connected with metal adjusting rod (16) on the lateral wall of movable block (15), the bar mouth has been seted up on the lateral wall of end cover (11), the bar mouth sets up to L shape, just end cover (11) are located the inner wall of bar mouth bottom and have seted up the spacing groove, metal adjusting rod (16) extend to the inside of spacing groove.

6. The auxiliary tool for hoisting the high-voltage bushing of the transformer as claimed in claim 5, wherein: the inner wall that end cover (11) are located the spacing groove is fixedly connected with magnetic sheet (17), magnetic sheet (17) and metal adjusting rod (16) adsorb the setting.