CN216598169U

CN216598169U - Bus connecting device and wind power generation equipment

Info

Publication number: CN216598169U
Application number: CN202122892241.XU
Authority: CN
Inventors: 汪家伟; 张维波; 孙金权; 刘扬; 仝志红; 金海天; 肖庆伟
Original assignee: Tianjin Woerfar Electric Equipment Co ltd; Shenzhen Woer Heat Shrinkable Material Co Ltd
Current assignee: Tianjin Woerfar Electric Equipment Co ltd; Shenzhen Woer Heat Shrinkable Material Co Ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-05-24
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a bus connecting device and wind power generation equipment, wherein the bus connecting device comprises two buses, a soft connecting piece and a protective sleeve, the soft connecting piece is arranged between the two buses and is electrically connected with the two buses, the protective sleeve is detachably sleeved on the buses, so that the protective sleeve is separated from one side or two sides of the buses when the buses are checked and maintained, the bus and the soft connecting piece can be overhauled, the protective sleeve is sleeved on the buses again after overhauling, a new bus connecting device does not need to be replaced, and the loss is reduced. According to the technical scheme, the protection sleeve is detachably sleeved on the bus to seal and protect the soft connecting piece section, and the technical problem that the bus connecting device is large in loss due to damage of a sealing structure caused by bus inspection and maintenance is solved.

Description

Bus connecting device and wind power generation equipment

Technical Field

The utility model relates to the technical field of connectors, in particular to a bus connecting device and wind power generation equipment.

Background

The joint of the tubular bus of the power transmission and distribution system is connected by a common flexible connecting piece, and the joint is sealed and protected by shrink sealing after shrink female calandria sleeving. This sealing method has the following drawbacks: when the bus is used, the bus needs to be checked and maintained, and when the joint is maintained and maintained, the actual condition of the joint cannot be visually observed, the bus pipe at the joint needs to be cut, the bus pipe cannot be reused, and the loss is large.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a bus connecting device and wind power generation equipment, and aims to solve the technical problem that seal structure loss is large due to damage of the seal structure during bus inspection and maintenance.

In order to achieve the above object, the present invention provides a bus bar connecting device, including:

one end of each bus is provided with a wiring terminal;

two ends of the soft connecting piece are respectively connected with the two wiring terminals; and

the protection sleeve is provided with an accommodating cavity, the accommodating cavity axially penetrates through the protection sleeve, and two buses are respectively detachably sleeved at two ends of the protection sleeve so that the wiring terminal and the soft connecting piece are located in the accommodating cavity.

In one embodiment, the peripheral wall of at least one bus bar is provided with a limiting ring, the limiting ring is arranged adjacent to the wiring terminal, and at least part of the protective sleeve covers the limiting ring.

In an embodiment, the bus bar connecting device further comprises a limiting pipe hoop, the limiting pipe hoop is sleeved on the protecting sleeve to fasten the protecting sleeve and the bus bar, and the limiting pipe hoop is a stainless steel pipe hoop.

In one embodiment, the limiting pipe clamp is positioned on the outer peripheral wall of the limiting ring; and are or

The limiting pipe clamp is positioned on one side of the limiting ring away from the wiring terminal.

In one embodiment, each bus bar is provided with a limiting ring, the protecting sleeve is a diameter pipe sleeve, two ends of the diameter pipe sleeve are respectively sleeved on the limiting rings, and the bus bar connecting device further comprises two limiting pipe hoops respectively sleeved on two ends of the diameter pipe sleeve.

In one embodiment, the protection sleeve is a reducing sleeve, the smaller diameter end of the reducing sleeve is sleeved on the outer peripheral wall of the bus and is bonded with the bus, the larger diameter end of the reducing sleeve is sleeved on the limiting ring of the other bus, and a limiting pipe hoop is sleeved on the larger diameter end.

In one embodiment, the protective sleeve is an elastic sleeve.

In one embodiment, the protective sleeve is provided as a transparent sleeve.

The utility model also proposes a wind power plant comprising:

a frame body; and

the bus bar connecting device according to any one of the above aspects, wherein the bus bar connecting device is provided on the frame body.

According to the technical scheme, the protection sleeve is detachably sleeved on the bus to seal and protect the soft connection part of the two buses, so that the technical problem that the bus connection device is large in loss due to damage of the sealing structure caused by bus inspection and maintenance is solved. The bus connecting device comprises two buses, a flexible connecting piece and a protective sleeve, wherein the flexible connecting piece is arranged between the two buses and is electrically connected with the two buses, the protective sleeve is detachably sleeved on the buses, so that the protective sleeve is separated from one side or two sides of the buses when the buses are inspected and maintained, the bus and flexible connecting part can be overhauled, the protective sleeve is sleeved on the buses again after overhauling, a new bus connecting device does not need to be replaced, and the loss 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 the structures shown in the drawings without creative efforts.

FIG. 1 is an exploded view of a bus bar connecting device according to an embodiment of the present invention;

fig. 2 is a schematic view of a combined structure of an embodiment of the bus bar connection device of the present invention.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The present invention provides a bus bar connection device 100.

Referring to fig. 1 to 2, fig. 1 is an exploded schematic view of a bus bar connection device 100 according to an embodiment of the present invention; fig. 2 is a schematic view of an assembly structure of the bus bar connection device 100 according to an embodiment of the utility model.

In an embodiment of the present invention, as shown in fig. 1 to 2, the bus bar connection device 100 includes: two bus bars 10, a flexible connection 20 and a protective sheath 30. One end of each bus bar 10 is provided with a connecting terminal 11, and two ends of the flexible connecting piece 20 are respectively connected with two connecting terminals 11. The protection sleeve 30 is provided with a containing cavity 30A, the containing cavity 30A axially penetrates through the protection sleeve 30, and two ends of the protection sleeve 30 are respectively detachably sleeved on the two buses 10, so that the wiring terminal 11 and the soft connector 20 are located in the containing cavity 30A.

In an optional embodiment, the protection sleeve 30 is detachably sleeved on the bus 10 to seal the soft connecting piece 20 section, so that the technical problem that the bus connecting device 100 is large in loss due to damage of the sealing structure when the bus 10 is inspected and maintained is solved. The bus connecting device 100 comprises two buses 10, a soft connecting piece 20 and a protective sleeve 30, wherein the soft connecting piece 20 is arranged between the two buses 10 and is electrically connected with the two buses 10, the protective sleeve 30 is detachably sleeved on the buses 10, so that when the buses 10 are inspected and maintained, the protective sleeve 30 is separated from the buses 10 on one side or two sides, the bus 10 and the soft connecting piece 20 can be overhauled, after the bus 10 is overhauled, the protective sleeve 30 is sleeved on the buses 10 again, the bus connecting device 100 does not need to be replaced by a new bus connecting device 100, and loss is reduced.

In an optional embodiment, the protective sleeve 30 is a transparent sleeve, the transparent sleeve is colorless and transparent, and the arrangement of the colorless and transparent protective sleeve 30 enables the connection state in the transparent protective sleeve to be visually seen without disassembling the sealing structure of the bus bar 10 when the bus bar 10 is inspected and maintained, so as to facilitate the pre-judgment of the wiring tray.

Further, in another alternative embodiment, the protection sleeve 30 is configured as a colorless and transparent soft sleeve for sealing and protecting the soft connector 20 of the bus bar 10, so that when the bus bar 10 at both ends of the soft connector 20 is displaced to some extent, the colorless and transparent soft sleeve can be bent to some extent, but will not generate pulling and stress at the connection between the protection sleeve 30 and the bus bar 10, thereby improving the stability of the connection between the protection sleeve 30 and the bus bar 10, and simultaneously improving the protection effect on the soft connector 20.

In an embodiment, the protection cover 30 is an elastic sleeve, and is a colorless transparent elastic sleeve, because the position of the soft connecting piece 20 is arranged on the bus 10, there may be vibration in the using process, and the structure of the hose seal protection is a flexible structure, and can adapt to the vibration working condition, when the elastic sleeve can satisfy the relative displacement of the trend of mutual keeping away from at the soft connecting piece 20 of the two buses 10, the elastic tube can be stretched or shortened, and can not easily slip off the bus 10, when maintaining, at least one end of the protection cover 30 connected with the bus 10 can be detached, the maintenance operation is carried out, the protection cover 30 can be reconnected on the bus 10 after the maintenance is completed, so as to be repeatedly used.

It can be understood that the hose is adopted as the sealing protection seal of the joint position of the protection cover, the material of the hose has the characteristics of certain softness, transparency, insulation, flame retardance, temperature resistance and the like, and the transparent silicone tube hose can be preferably adopted. This protection casing can reach IP67 level to the sealed protective effect of two generating line 10 soft connector 20 departments, and when patrolling and examining and not destroying sealed protection, but the behavior of visual observation inside joint, if the joint has not hard up, can maintain in advance, prevents the accident. The protective sleeve 30, the bus 10 and the soft connecting piece 20 are simple in mounting structure, convenient to construct and operate, free of fire operation, capable of reducing potential safety hazards and improving safety guarantee.

In an embodiment, the bus bar connecting device 100 further includes a limiting pipe clamp 60, the limiting pipe clamp 60 is sleeved on the protecting sleeve 30 to limit the protecting sleeve 30 and the bus bar 10, and the limiting pipe clamp 60 is a stainless steel pipe clamp.

In an optional embodiment, the protection sleeve 30 has elasticity, and the protection sleeve 30 is sleeved on the limiting ring 50 to limit the end of the protection sleeve 30, wherein the bus bar connection device 100 further includes a limiting pipe clamp 60, the bus bar 10 is a cylindrical outer contour, the corresponding limiting ring 50 is also cylindrical, the protection sleeve 30 is set as a colorless transparent elastic hose, the position where the limiting ring 50 is sleeved is also cylindrical, a circular ring with an adjustable diameter is set corresponding to the limiting pipe clamp 60, the limiting pipe clamp 60 is used for being sleeved on the protection sleeve 30 to reinforce the connection between the protection sleeve 30 and the bus bar 10, and improve the connection stability between the protection sleeve 30 and the bus bar 10.

It will be appreciated that the spacing clip 60 is an annular, adjustable diameter throat or clamp.

In one embodiment, the peripheral wall of at least one bus bar 10 is provided with a limiting ring 50, the limiting ring 50 is disposed adjacent to the connecting terminal 11, and at least a portion of the protective sheath 30 is disposed to cover the limiting ring 50.

In one embodiment, each bus bar 10 is provided with a limiting ring 50, the protection cover 30 is a diameter pipe sleeve, and two ends of the diameter pipe sleeve are respectively sleeved on the limiting ring 50, and the bus bar connection device 100 further comprises two limiting pipe hoops 60, wherein the two limiting pipe hoops 60 are respectively sleeved on two ends of the diameter pipe sleeve. It should be noted that the diameter casing of the present invention is in a natural state, and the diameter of each radial section of the casing is equal along the length direction.

In an alternative embodiment, the two bus bars 10 are electrically connected through the flexible connector 20, and two ends of the protective sleeve 30 are respectively sleeved on the outer peripheral walls of the two bus bars 10 to seal and protect the connection between the flexible connector 20 and the terminal. The periphery wall of at least a generating line 10 is equipped with spacing ring 50, and spacing ring 50 protruding is located the periphery wall of generating line 10 to adjacent binding post 11 sets up, and lag 30 sets up to colorless transparent elastic hose. At least one limiting ring 50 is arranged on one bus 10 adjacent to the wiring terminal 11, at least two limiting rings 50 can be arranged on two buses 10, two ends of the protective sleeve 30 are respectively sleeved on the limiting rings 50, the end part of the protective sleeve 30 wraps the limiting rings 50, the sealing effect of the protective sleeve 30 and the buses 10 can be enhanced, and meanwhile, the wiring terminal 11 and the soft connecting piece 20 are both located in the containing cavity 30A of the protective sleeve 30. The protecting sleeve 30 has elasticity, and the protecting sleeve 30 is located on the limiting ring 50 while being sleeved on the protecting sleeve 30 so as to fasten and limit the end part of the protecting sleeve 30 and the limiting ring 50 and achieve a sealing effect. The arrangement of the limiting ring 50 improves the connection stability of the bus 10 of the protective sleeve 30, and improves the sealing effect.

It will be appreciated that in an embodiment in practice, the stop collar 50 may be provided as an insulating collar, in particular as a rubber collar. Before the assembly of the flexible connector 20, the flexible pipe of the rubber ring and the protective sleeve 30 is penetrated into the body of the bus 10 in advance, after the flexible connector 20 and the bus 10 are assembled, the flexible pipe is moved to the outer surface of the flexible connector 20, and after the flexible pipe is positioned, the end parts at two sides of the flexible pipe and the rubber ring are locked on the bodies of the buses 10 at two sides by using the limiting pipe clamp 60; the limiting pipe clamp 60 can be a stainless steel pipe clamp without magnetic conductivity, and is low in cost and reliable in connection.

In one embodiment, the stop collar 60 is located on the outer peripheral wall of the stop collar 50; and/or the spacing collar 60 is located on the side of the spacing ring 50 away from the terminal 11.

In an alternative embodiment, the protective sleeve 30 is sleeved on the limiting ring 50 to limit the end of the protective sleeve 30, and the limiting pipe clamp is used for being sleeved on the protective sleeve 30 to reinforce and limit the connection between the protective sleeve 30 and the bus bar 10, and meanwhile, the sealing performance of the protective sleeve 30 is improved. Specifically, the limiting pipe clamp 60 may be sleeved on the protective sleeve 30 and located on the outer peripheral wall of the limiting ring 50, so as to relatively fasten and limit the protective sleeve 30 and the limiting ring 50, and avoid relative displacement; the limiting pipe clamp 60 can also be sleeved on the protecting sleeve 30 and located on the outer peripheral wall of the bus 10 and one side, far away from the wiring terminal 11, of the limiting ring 50, the limiting pipe clamp 60 and the limiting ring 50 are connected in a butting mode in the length direction of the bus 10, the limiting ring 50 has a certain limiting effect on the limiting pipe clamp 60, and the connection stability and reliability of the limiting ring 50, the protecting sleeve 30 and the limiting pipe clamp 60 are improved.

In one embodiment, the protection sleeve 30 is a reducing sleeve, the smaller diameter end of the reducing sleeve is sleeved on the outer circumferential wall of the bus 10 and is bonded with the bus 10, the larger diameter end of the reducing sleeve is sleeved on the limiting ring 50 of another bus 10, and a limiting pipe hoop is sleeved on the larger diameter end. It should be noted that, in the diameter-variable sleeve of the present invention, the sleeve is in a straight cylinder section and a diameter-variable cylinder section in a natural state and along a length direction, a diameter of each radial section of the straight cylinder section is equal to a diameter of each radial section, and the diameter of each radial section is greater than or equal to a diameter of a maximum radial section on the diameter-variable cylinder section. The reducing section of thick bamboo section includes small neck and variable diameter portion, and straight section of thick bamboo section and small neck are connected respectively to the both ends of variable diameter portion, and the diameter that the radial cross section diameter of small neck equals and is close to the generating line periphery wall, and the diameter that the radial cross section diameter one end of variable diameter portion equals small neck, and the other end equals the diameter of straight section of thick bamboo section, and in the direction of small neck to straight section of thick bamboo, the radial cross section diameter of variable diameter portion crescent.

In an alternative embodiment, the shield 30 may be configured as a straight diameter sleeve or as a reducer sleeve. When the protection sleeve 30 is a diameter sleeve, the number of the limiting rings 50 is two, and the two limiting rings 10 are respectively arranged, and two ends of the diameter sleeve are respectively sleeved on the two limiting rings 50 to form sealing for the soft connecting piece 20 of the bus 10. The outer peripheral wall of generating line 10 is located to both sides spacing ring 50 protruding, and colorless transparent elastic hose cover forms elastic connection on locating spacing ring 50 to have spacing effect, flexible connectors 20 and binding post 11 all are located elastic hose's appearance chamber 30A, form protection and sealed effect. When the lag 30 was established to the reducing sleeve pipe, spacing ring 50 set up to one and locate the generating line 10 of one end on, the less one end of diameter can directly overlap and locate generating line 10 on, the great pot head of diameter is located on spacing ring 50, spacing ring 50 plays the transition supporting role between transparent protection hose and the generating line 10, spacing ring 50 can set up to the insulating ring, specifically set up to a rubber ring, the rubber ring can be held between the fingers flatly and penetrates generating line 10 and protruding periphery wall of locating generating line 10 from generating line 10 terminal department. The end with the smaller diameter is adhered to the bus bar 10 or connected to the bus bar 10 through the limiting pipe clamp 60 to limit the position, so as to improve the connection stability between the hose of the protective sleeve 30 and the bus bar 10.

The utility model also provides a wind power generation device (not shown), which comprises a frame body and the bus bar connecting device 100 as any one of the above, wherein the bus bar connecting device 100 is arranged on the frame body. Since the wind power generation equipment adopts all technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A bus bar connection device, comprising:

one end of each bus is provided with a wiring terminal;

2. The bus bar connection device of claim 1, wherein the peripheral wall of at least one of the bus bars is provided with a retaining ring, the retaining ring being disposed adjacent the terminal, at least a portion of the protective jacket surrounding the retaining ring.

3. The busbar connection device of claim 2, further comprising a limiting ferrule disposed about the shield to secure the shield to the busbar, the limiting ferrule being a stainless steel ferrule.

4. The bus bar connecting device according to claim 3, wherein the stopper collar is provided on an outer peripheral wall of the stopper ring; and are or

5. The bus bar connecting device according to claim 3, wherein each bus bar is provided with a limit ring, the protective sleeve is a diameter pipe sleeve, and both ends of the diameter pipe sleeve are respectively sleeved on the limit rings, and the bus bar connecting device further comprises two limit pipe hoops, and the two limit pipe hoops are respectively sleeved on both ends of the diameter pipe sleeve.

6. The bus bar connection device according to claim 3, wherein the protection sleeve is a reducer sleeve, a smaller diameter end of the reducer sleeve is sleeved on the outer peripheral wall of the bus bar and bonded to the bus bar, a larger diameter end of the reducer sleeve is sleeved on a stopper ring of another bus bar, and a stopper pipe is sleeved on the larger diameter end.

7. The bus bar connection device according to any one of claims 1 to 6, wherein the protective cover is an elastic sleeve.

8. The bus bar connection device according to any one of claims 1 to 6, wherein the protective sleeve is provided as a transparent sleeve.

9. A wind power plant, characterized by comprising:

a frame body; and

the busbar connection device according to any one of claims 1 to 8, provided to a rack body.