CN209930124U

CN209930124U - Marine wind power converter grid-connected circuit breaker connecting busbar structure

Info

Publication number: CN209930124U
Application number: CN201921246566.7U
Authority: CN
Inventors: 尚娟; 马宁; 廖承哲
Original assignee: Shanghai Demai Electric Technology Co Ltd
Current assignee: Shanghai Demai Electric Technology Co Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-01-10
Anticipated expiration: 2029-08-03

Abstract

The utility model discloses an offshore wind power converter grid-connected circuit breaker connects female structure of arranging, including female arranging and switching piece, female surface of arranging is provided with the insulating paint layer, female lower extreme of arranging is connected with down the collets, the upper surface of going up the collets is connected with the overhead gage, the lower surface of collets is connected with down the baffle down, the surface of side shield is hugged closely there is aluminium alloy plate, the surface of going up collets and collets all is provided with the draw-in groove down, the inside of fastener is provided with the screw thread mouth, the switching piece is connected in the one end of fastener. This structure is provided with the switching piece, and the both ends of switching piece are connected with female rectangular frame structure of arranging, make the inside formation sealing area of switching piece, are favorable to improving the dampproofing and waterproofing ability of each marine wind power equipment and female row position of being connected, prevent that steam infiltration from soaking female arranging and marine wind power equipment junction and causing the short circuit phenomenon, are favorable to improving the life of female arranging and marine wind power equipment.

Description

Marine wind power converter grid-connected circuit breaker connecting busbar structure

Technical Field

The utility model relates to a female connection technical field that arranges specifically is a marine wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging.

Background

The busbar is a connecting copper bar or aluminum bar of a main switch in an electric cabinet and switches in each shunt circuit in a power supply system, the surface of the connecting copper bar or aluminum bar is subjected to insulation treatment and mainly used as a lead, the main bus bar is mainly used for connecting an indoor transformer to a power distribution cabinet, then to a power supply main gate and then to each shunt gate, and the busbar plays an important role in offshore wind power equipment and is mainly used for connecting various power equipment.

Because offshore wind power equipment is in the environment that steam is sufficient, moisture content is high in the air, the air is moist, so need improve the dampproofing and waterproofing nature when each power equipment is connected with female the arranging, and current offshore wind power equipment connects female the arranging structure and does not have better dampproofing and waterproofing performance, it causes the female row junction of steam infiltration to cause the short circuit phenomenon easily, be unfavorable for the permanent use of offshore wind power equipment, reduce the life of offshore wind power equipment, to the above-mentioned condition, we have released a marine wind power converter and have incorporated into the power networks circuit breaker and connect female arranging structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a marine wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging to it does not have better dampproofing and waterproofing performance to put forward general marine wind power equipment connection female structure in solving above-mentioned background art, causes the female junction of arranging of steam infiltration to cause the short circuit phenomenon easily, is unfavorable for marine wind power equipment's permanent use, reduces marine wind power equipment's life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an offshore wind power converter grid-connected circuit breaker connects female structure of arranging, is including female arranging and switching piece, female surface of arranging is provided with insulating paint layer, and female upper end of arranging is connected with the collets, female lower extreme of arranging is connected with collets down, the upper surface of going up the collets is connected with the overhead gage, and the both sides surface of going up the collets is connected with the side shield, the lower surface of collets is connected with down the baffle, and just the inside of baffle and overhead gage all runs through there is the rivet down, the surface of side shield is hugged closely there is the aluminum alloy plate, the surface of going up collets and collets down all is provided with the draw-in groove, and the inside of draw-in groove is provided with the fastener, the inside of fastener is provided with the screw thread mouth, and the inside of screw thread mouth runs through there is the bolt, the switching piece.

Preferably, the upper insulating block and the lower insulating block form a clamping structure through a busbar, and the structural size of an outer opening of the busbar is matched with the internal structural size of the upper insulating block.

Preferably, the upper surface of the upper insulating block is attached to the lower surface of the upper baffle, and the upper baffle is perpendicular to the side baffles.

Preferably, the lower baffle, the upper baffle and the side baffle form a rectangular frame structure, and the side baffle is connected with the aluminum alloy plate in a welding mode.

Preferably, the central axis of the clamping piece and the central axis of the lower insulating block coincide with each other, and the clamping piece and the lower insulating block form a detachable structure through a bolt.

Preferably, the clamping pieces are symmetrical about a vertical center line of the switching piece, and the switching piece and the clamping pieces are of an injection molding integrated structure.

Compared with the prior art, the beneficial effects of the utility model are that: this marine wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging and be provided with the switching piece, the switching piece is female arranging the effect that plays the transfer station when being connected with each marine wind power equipment, each marine wind power equipment can be connected in the inside of switching piece with female arranging, the both ends of switching piece are connected with female rectangular frame structure of arranging, make the inside formation sealing area who changes the piece, be favorable to improving each marine wind power equipment and female dampproofing waterproof ability who is connected the position of arranging, prevent that the female row of steam infiltration from causing the short circuit phenomenon with marine wind power equipment junction, be favorable to improving the life who arranges and marine wind power equipment.

This marine wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging and be provided with clamping structure, but the insulating block constitutes clamping structure through female arranging with lower insulating block, it is fixed to be favorable to female arranging to carry out the centre gripping, need not other fixed part, reduce the installation procedure, be favorable to improving installer's installation effectiveness, be provided with rectangular frame structure, lower baffle, overhead gage and side shield three constitute rectangular frame structure, be favorable to improving the steadiness of this connection female row structure, rectangular frame structure will arrange the parcel in it with female, effectively prevent the infiltration of moisture, guarantee that female row's function is normal.

This marine wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging and be the integrated structure of moulding plastics, and the switching piece is the integrated structure of moulding plastics with the fastener, is favorable to each marine wind power equipment and arranges the fastness of being connected the position, and the fastener passes through the bolt and constitutes detachable construction with insulating block down, and detachable construction is favorable to staff's installation and dismantlement, is favorable to the maintenance and repair and the change in later stage.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a busbar; 2. an insulating paint layer; 3. an upper insulating block; 4. a lower insulating block; 5. an upper baffle plate; 6. a side dam; 7. a lower baffle plate; 8. riveting; 9. aluminum alloy plate; 10. a card slot; 11. a fastener; 12. a threaded opening; 13. a bolt; 14. a transfer block; 15. insulating heat insulating sheet.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a connecting bus structure of an offshore wind power converter grid-connected circuit breaker comprises a bus 1 and a switching block 14, wherein an insulating paint layer 2 is arranged on the outer surface of the bus 1, the upper end of the bus 1 is connected with an upper insulating block 3, the lower end of the bus 1 is connected with a lower insulating block 4, the upper insulating block 3 and the lower insulating block 4 form a clamping structure through the bus 1, the size of an outer opening structure of the bus 1 is identical to the size of an inner structure of the upper insulating block 3, the clamping structure is favorable for clamping and fixing the bus 1, other fixing parts are not needed, the mounting steps are reduced, the mounting efficiency of mounting personnel is improved, the insulating paint layer 2 wraps the outer wall of the bus 1, the structure is protected, and the electric leakage phenomenon is prevented;

the upper surface of the upper insulating block 3 is connected with an upper baffle 5, the outer surfaces of two sides of the upper insulating block 3 are connected with side baffles 6, the upper surface of the upper insulating block 3 is attached to the lower surface of the upper baffle 5, the upper baffle 5 is perpendicular to the side baffles 6, the lower surface of the lower insulating block 4 is connected with a lower baffle 7, rivets 8 penetrate through the lower baffle 7 and the upper baffle 5, aluminum alloy plates 9 are tightly attached to the outer surfaces of the side baffles 6, the lower baffle 7, the upper baffle 5 and the side baffles 6 form a rectangular frame structure, the side baffles 6 and the aluminum alloy plates 9 are welded in a connecting mode, the rectangular frame structure is favorable for improving the stability of the structure of the connecting bus bar 1, the rectangular frame structure wraps the bus bar 1 inside, moisture leakage is effectively prevented, and normal operation of the bus bar 1 is guaranteed;

the surfaces of the upper insulating block 3 and the lower insulating block 4 are both provided with a clamping groove 10, a clamping piece 11 is arranged inside the clamping groove 10, a threaded opening 12 is formed inside the clamping piece 11, a bolt 13 penetrates through the inside of the threaded opening 12, the axis of the clamping piece 11 and the axis of the lower insulating block 4 coincide with each other, the clamping piece 11 and the lower insulating block 4 form a detachable structure through the bolt 13, the detachable structure is favorable for installation and detachment of workers, later maintenance and replacement, and the upper insulating block 3 and the lower insulating block 4 are favorable for protecting the safe operation of the busbar 1 when the structure works;

the switching piece 14 is connected in the one end of fastener 11, and the inner wall of switching piece 14 is hugged closely and is had insulating heat insulating sheet 15, it is symmetrical about the vertical central line of switching piece 14 between the fastener 11, and switching piece 14 is the integrated structure of moulding plastics with fastener 11, switching piece 14 plays the effect of transfer station when female arranging 1 is connected with each marine wind power equipment, each marine wind power equipment can be connected at the inside of switching piece 14 with female arranging 1, the both ends of switching piece 14 are connected with female rectangular frame structure of arranging, make the inside of switching piece 14 form sealed area, be favorable to improving the dampproofing and waterproofing ability that each marine wind power equipment and female arranging 1 position of being connected, prevent that steam from oozing female arranging 1 and marine wind power equipment junction and causing short circuit phenomenon, be favorable to improving the life of female arranging 1 and marine wind power equipment.

The working principle is as follows: when the offshore wind power converter grid-connected circuit breaker is used for connecting a busbar structure, firstly, an upper insulating block 3 and a lower insulating block 4 form a clamping structure to clamp and fix a busbar 1, then an upper baffle 5 is fixed on the upper surface of the upper insulating block 3 through a rivet 8, a lower baffle 7 is fixed on the lower surface of the lower insulating block 4 through the rivet 8, side baffles 6 are tightly attached to the two side surfaces of the upper insulating block 3 and the lower insulating block 4, the lower baffle 7, the upper baffle 5 and the side baffles 6 form a rectangular frame structure, the rectangular frame structure is favorable for improving the stability of the connecting busbar 1 structure, the busbar 1 is wrapped in the rectangular frame structure, the invasion of water leakage is effectively prevented, the normal operation of the busbar 1 is ensured, an aluminum alloy plate 9 is welded on the outer wall of the side baffles 6, the aluminum alloy plate 9 has a heat absorption effect, the heat generated when the busbar 1 operates can be absorbed, and the, then, a clamping groove 10 is formed in the surface of one side of the upper insulating block 3 and the surface of one side of the lower insulating block 4, finally, the transfer block 14 is inserted into the clamping groove 10 through a clamping piece 11 on one side, then, the transfer block is fixed through a bolt 13, the transfer block 14 is guaranteed to be matched with the rectangular frame structure, the other side of the transfer block 14 is connected with each offshore wind power device through the clamping piece 11, finally, each offshore wind power device and the busbar 1 can be connected inside the transfer block 14, two ends of the transfer block 14 are connected with the rectangular frame structure of the busbar, a sealing area is formed inside the transfer block 14, the moisture-proof and waterproof capacity of the connection part of each offshore wind power device and the busbar 1 is improved, the short circuit phenomenon caused by the fact that water vapor permeates the connection part of the busbar 1 and the offshore wind power devices is prevented, the service lives of the busbar 1 and the offshore wind power devices are prolonged, and the working principle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an offshore wind power converter is incorporated into power networks circuit breaker and is connected female structure of arranging, includes female arranging (1) and switching block (14), its characterized in that: the outer surface of the busbar (1) is provided with an insulating paint layer (2), the upper end of the busbar (1) is connected with an upper insulating block (3), the lower end of the busbar (1) is connected with a lower insulating block (4), the upper surface of the upper insulating block (3) is connected with an upper baffle (5), the outer surfaces of the two sides of the upper insulating block (3) are connected with side baffles (6), the lower surface of the lower insulating block (4) is connected with a lower baffle (7), rivets (8) penetrate through the inner parts of the lower baffle (7) and the upper baffle (5), an aluminum alloy plate (9) is tightly attached to the outer surface of each side baffle (6), clamping grooves (10) are formed in the surfaces of the upper insulating block (3) and the lower insulating block (4), clamping pieces (11) are arranged in the clamping grooves (10), threaded holes (12) are formed in the clamping pieces (11), and bolts (13) penetrate through the inner parts of the threaded holes (12), the switching block (14) is connected to one end of the clamping piece (11), and the inner wall of the switching block (14) is tightly attached with an insulating heat-insulating sheet (15).

2. The offshore wind power converter grid-connected circuit breaker connecting busbar structure according to claim 1, characterized in that: the upper insulating block (3) and the lower insulating block (4) form a clamping structure through the busbar (1), and the structural size of an outer opening of the busbar (1) is matched with the internal structural size of the upper insulating block (3).

3. The offshore wind power converter grid-connected circuit breaker connecting busbar structure according to claim 1, characterized in that: the upper surface of the upper insulating block (3) is attached to the lower surface of the upper baffle (5), and the upper baffle (5) is perpendicular to the side baffle (6).

4. The offshore wind power converter grid-connected circuit breaker connecting busbar structure according to claim 1, characterized in that: the lower baffle (7), the upper baffle (5) and the side baffle (6) form a rectangular frame structure, and the side baffle (6) is welded with the aluminum alloy plate (9).

5. The offshore wind power converter grid-connected circuit breaker connecting busbar structure according to claim 1, characterized in that: the central axis of the clamping piece (11) and the central axis of the lower insulating block (4) are superposed with each other, and the clamping piece (11) and the lower insulating block (4) form a detachable structure through a bolt (13).

6. The offshore wind power converter grid-connected circuit breaker connecting busbar structure according to claim 1, characterized in that: the clamping pieces (11) are symmetrical about the vertical center line of the switching piece (14), and the switching piece (14) and the clamping pieces (11) are in an injection molding integrated structure.