CN213817012U

CN213817012U - Safety protection tool for high-voltage main transformer maintenance

Info

Publication number: CN213817012U
Application number: CN202120026381.6U
Authority: CN
Inventors: 张城艺; 张沛克; 江彪; 江泽祥; 林韬
Original assignee: State Grid Fujian Electric Power Co Ltd; Sanming Power Supply Co of State Grid Fujian Electric Power Co Ltd; Taining Power Supply Co of State Grid Fujian Electric Power Co Ltd
Current assignee: State Grid Fujian Electric Power Co Ltd; Sanming Power Supply Co of State Grid Fujian Electric Power Co Ltd; Taining Power Supply Co of State Grid Fujian Electric Power Co Ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-07-27
Anticipated expiration: 2031-01-06

Abstract

The utility model discloses a safety protection apparatus for high-pressure owner becomes maintenance, including transformer body and insulator foot, the mounting hole has been seted up at insulator foot's top, is equipped with fastening screw in the mounting hole, and fastening screw's one end is equipped with fixation nut, insulator foot's top fixedly connected with dead lever, the inserting groove has been seted up at the top of dead lever, is equipped with the extension rod in the inserting groove, and one side of extension rod is seted up flutedly, two springs of one side inner wall fixedly connected with of recess, the other end fixedly connected with lug of spring, a plurality of card holes have been seted up to one side of dead lever, card hole and lug looks joint, one side fixedly connected with safety hook of extension rod. The utility model discloses can firmly fix insulator foot and transformer body together, make things convenient for articulating of safety belt, reduce the high risk of weighing down of staff, solve the current main problem that the safety protection apparatus lacks that becomes to overhaul.

Description

Safety protection tool for high-voltage main transformer maintenance

Technical Field

The utility model relates to a main change maintenance equipment technical field especially relates to a safety protection apparatus that is used for high-pressure main change to overhaul.

Background

At present, safety protection tools for preventing high dropping generally use safety belts, when the safety protection tools are used for installation, maintenance, construction and other operations at high altitude, in order to prevent operators from falling from the high altitude, the operators must use the safety belts to protect the safety belts, and the safety belts must be hung on fixed structural positions, but when transformers of 35kV or above do not have the transformer maintenance operation required for hanging the safety belts at high altitude, the safety belts cannot be hung, the operators can only hang the safety belts on hanging rings of transformer tables or connecting pipes of conservators to operate, and the illegal behavior of hanging the safety belts at high altitude of the operators is caused.

At present, most of the existing safety protection appliances have the following defects: should not install, and the security is relatively poor, to sum up, current safety protection apparatus mostly still can not accord with the actual need well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a safety protection tool for high-voltage main transformer maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a safety protection apparatus for high-voltage main change maintenance, includes transformer body and insulator foot, the mounting hole has been seted up at insulator foot's top, is equipped with fastening screw in the mounting hole, and fastening screw's one end is equipped with fixation nut, insulator foot's top fixedly connected with dead lever, the inserting groove has been seted up at the top of dead lever, is equipped with the extension rod in the inserting groove, and one side of extension rod is seted up flutedly, two springs of one side inner wall fixedly connected with of recess, the other end fixedly connected with lug of spring, a plurality of calorie holes have been seted up to one side of dead lever, and calorie hole and lug looks joint, one side fixedly connected with safety hook of extension rod.

Furthermore, two sides of the falling protector are respectively fixed with a protective rope, and one end of the protective rope is fixed with a hook.

Furthermore, the bottom of the insulating base is fixedly connected with a triangular support frame, and a fastening screw penetrates through the triangular support frame.

Furthermore, one side fixedly connected with baffle of insulator foot, the fixed orifices has been seted up to one side of baffle, is equipped with the set screw in the fixed orifices.

Furthermore, one side of the fixed rod is fixedly connected with two clamping rings, and one side of each clamping ring is provided with an anti-skidding sleeve.

Furthermore, one side of the transformer body is in contact with one side of the insulating base.

The utility model has the advantages that:

1. the utility model discloses a fastening screw and fixation nut firmly fix insulator foot and transformer body together, and the installation is simple, has made things convenient for articulating of safety belt, has reduced the high risk of weighing down of staff, has solved the problem that current main change maintenance safety protection apparatus lacks.

2. The utility model discloses a peg graft the extension rod in the inserting groove, then, adjust the lug joint in the position in card hole, prolong safety appliance's length to the violation of action of hanging high height has been solved to the staff safety belt.

3. The utility model discloses a setting up of A-frame, baffle and fixed screw can consolidate the fixed between insulator foot and the transformer body, improves the security of staff when overhauing the main change.

Drawings

Fig. 1 is a schematic perspective view of a safety protection tool for high-voltage main transformer maintenance according to the present invention;

fig. 2 is an explosion structure schematic diagram of a safety protection tool for high-voltage main transformer maintenance provided by the utility model;

fig. 3 is a schematic view of a partial three-dimensional structure of a safety protection tool for high-voltage main transformer maintenance provided by the present invention;

fig. 4 is the utility model provides a part of a safety protection apparatus for high pressure owner becomes maintenance looks sideways at schematic structure view.

In the figure: 1. a transformer body; 2. fastening screws; 3. an insulating base; 4. mounting holes; 5. fixing a nut; 6. a triangular support frame; 7. a baffle plate; 8. fixing screws; 9. fixing the rod; 10. inserting grooves; 11. an extension pole; 12. a clamping hole; 13. a bump; 14. a safety catch; 15. a protective rope; 16. a hook; 17. a snap ring.

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.

Referring to fig. 1-4, a safety protection tool for high-voltage main transformer overhaul comprises a transformer body 1 and an insulating base 3, wherein the insulating base 3 is firstly contacted with the transformer body 1, the top of the insulating base 3 is provided with a mounting hole 4, a fastening screw 2 is arranged in the mounting hole 4, then the fastening screw 2 is placed in the mounting hole 4, one end of the fastening screw 2 is in threaded connection with a fixing nut 5, the insulating base 3 is fixed on the transformer body 1 through the fixing nut 5, the top of the insulating base 3 is welded with a fixing rod 9, the top of the fixing rod 9 is provided with an inserting groove 10, the inserting groove 10 is in sliding connection with an extension rod 11, one side of the extension rod 11 is provided with a groove, the inner wall of one side of the groove is fixed with two springs through bolts, the other end of the spring is fixed with a lug 13 through the bolts, the lug 13 is pressed inwards, therefore, the spring is contracted, a plurality of clamping holes 12 are formed in one side of the fixing rod 9, the extension rod 11 is pressed, the protruding block 13 is driven to move, the protruding block 13 is clamped in the next clamping hole 12 under the elastic action of the spring, the problem that the safety belt of a worker is hung up to a high position to avoid rule-breaking actions can be solved, the clamping holes 12 are clamped with the protruding block 13, and the safety catcher 14 is fixed on one side of the extension rod 11 through a bolt.

Protective ropes 15 are respectively fixed on two sides of the falling protector 14, a hook 16 is fixed at one end of the protective rope 15, the hook 16 is hung on a safety belt to assist workers in overhauling and installing a main transformer, a triangular support frame 6 is fixed at the bottom of the insulating base 3 through bolts, the stability of the working process is improved by adding the triangular support frame 6, a fastening screw 2 penetrates through the triangular support frame 6, a baffle 7 is fixed on one side of the insulating base 3 through bolts, a fixing hole is formed on one side of the baffle 7, a fixing screw 8 is arranged in the fixing hole, the fixing screw 8 is placed in the fixing hole and screwed down, to the fixed reinforcement of insulator foot 3 and transformer body 1, the welding of one side of dead lever 9 has two snap rings 17, will install the area bolt joint on snap ring 17, just with many people simultaneous operation, the antiskid cover has been cup jointed to one side of snap ring 17, one side of transformer body 1 contacts with one side of insulator foot 3.

The working principle is as follows: when in use, firstly, the insulating base 3 is contacted with the transformer body 1, then the fastening screw 2 is placed into the mounting hole 4, then the insulating base 3 is fixed on the transformer body 1 through the fixing nut 5, then the fixing screw 8 is placed into the fixing hole and screwed, the insulating base 3 and the transformer body 1 are fixed and reinforced, then the extension rod 11 is inserted into the inserting groove 10, then the position of the lug 13 clamped in the clamping hole 12 is adjusted according to the actual situation of the site, the lug 13 is pressed inwards only at one time, so that the spring is contracted, the extension rod 11 is pressed at one time, the lug 13 is driven to move, the lug 13 is clamped in the next clamping hole 12 under the elastic action of the spring, then the clamping hook 16 is hung on the safety belt to assist the maintenance and installation of a main transformer by a worker, and the installation belt can be bolted on the clamping ring 17, it can be operated by many people.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. A safety protection appliance for overhauling a high-voltage main transformer comprises a transformer body (1) and an insulating base (3), it is characterized in that the top of the insulating base (3) is provided with a mounting hole (4), a fastening screw (2) is arranged in the mounting hole (4), one end of the fastening screw (2) is provided with a fixing nut (5), the top of the insulating base (3) is fixedly connected with a fixed rod (9), the top of the fixed rod (9) is provided with an inserting groove (10), an extension rod (11) is arranged in the inserting groove (10), one side of the extension rod (11) is provided with a groove, the inner wall of one side of the groove is fixedly connected with two springs, the other end of each spring is fixedly connected with a lug (13), a plurality of clamping holes (12) are formed in one side of the fixing rod (9), the clamping holes (12) are clamped with the protruding blocks (13), and a falling protector (14) is fixedly connected to one side of the extension rod (11).

2. The safety protection tool for overhauling of the high-voltage main transformer is characterized in that a protection rope (15) is fixed to each side of the safety catcher (14), and a hook (16) is fixed to one end of each protection rope (15).

3. The safety protection tool for overhauling of the high-voltage main transformer is characterized in that a triangular support frame (6) is fixedly connected to the bottom of the insulation base (3), and a fastening screw (2) penetrates through the triangular support frame (6).

4. The safety protection tool for overhauling of the high-voltage main transformer according to claim 1, wherein a baffle (7) is fixedly connected to one side of the insulation base (3), a fixing hole is formed in one side of the baffle (7), and a fixing screw (8) is arranged in the fixing hole.

5. The safety protection tool for overhauling of the high-voltage main transformer is characterized in that two clamping rings (17) are fixedly connected to one side of the fixing rod (9), and an anti-skid sleeve is arranged on one side of each clamping ring (17).

6. The safety protection tool for the overhaul of a high-voltage main transformer according to claim 1, wherein one side of the transformer body (1) is in contact with one side of the insulating base (3).