CN216598167U

CN216598167U - Bus bar connecting device and wind power generation equipment

Info

Publication number: CN216598167U
Application number: CN202122891804.3U
Authority: CN
Inventors: 汪家伟; 张维波; 仝志红; 孙金权; 刘扬; 肖庆伟; 金海天
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. The bus connecting device comprises a bus, an adapter plate, cables and a threading plate, wherein terminals for connecting a plurality of cables are arranged at the end part of the bus, and the threading plate is provided with a plurality of spaced threading holes for orderly separating the plurality of cables; one end of the adapter plate is provided with a plurality of fixing holes for connecting terminals, and the other end of the adapter plate is provided with a plurality of adapter holes for connecting a plurality of cables, so that the reliability of the connection between the terminals and the cables is improved. According to the technical scheme, the adapter plate and the threading plate are adopted to connect the plurality of cables to the terminal of the bus, the sealing structure is provided with the accommodating cavity, and two ends of the sealing structure are respectively sleeved on the bus and the threading plate, so that the terminal, the adapter plate and the local cables are positioned in the accommodating cavity to form sealing on the switching positions of the bus and the plurality of cables, and the technical problem of poor sealing performance of connection between the terminal and the cables is solved.

Description

Bus bar 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

In the process of power transmission in the wind power generation tower, the upper end and the lower end are connected with a pipe terminal row through cables, and in order to realize sealing, a metal junction box is arranged outside the joint of the cables and a pipe bus. However, the junction box has the defects of large volume, poor sealing performance and the like. Another solution is that the cylindrical resin material shell is matched with a sealing structure to cover the connecting parts together for sealing protection. However, the scheme has the following defects that the shell is made of rigid resin material, the cost is high, the process is complex, and the shell is easy to displace and fall off under the influence of vibration, so that the sealing failure is caused.

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 problems of low reliability and poor sealing property of connection between a terminal and a cable.

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

a bus bar provided with a terminal;

one end of the adapter plate is connected with the terminal, and the other end of the adapter plate is provided with a plurality of adapter holes;

a plurality of cables, each cable being connected to one of the through holes; and

the cable connector comprises a wiring board, a plurality of connectors and a plurality of cables, wherein the wiring board is provided with a plurality of wiring holes, and one end of each cable, which is far away from the adapter plate, penetrates through one wiring hole;

and the sealing structure is sleeved on the bus and the threading plate so as to enable the terminal, the adapter plate and part of the cable to be positioned in the sealing structure.

Optionally, the interposer includes:

the fixed section is connected with the terminal and is electrically connected with the terminal;

one end of the buffer section is connected with the fixed section, and the buffer section and the fixed section are arranged at an included angle; and

the switching section, the switching section connect in the buffering section is kept away from the one end of canned paragraph, and with the buffering section is the contained angle setting, the switching section is equipped with a plurality of the switching hole, switching section and many cable electric connection.

Optionally, the bus connecting device includes two adapter plates, the two adapter plates have fixing sections respectively disposed on two surfaces of the terminal, and the two adapter plates are respectively connected to the two surfaces of the terminal, which are away from each other, through the fixing sections.

Optionally, the two buffer sections extend in a direction away from each other, and the distance between the two switching sections is greater than the distance between the two fixing sections;

and/or, the terminal is provided with a plurality of wiring holes, the bus connecting device further comprises a plurality of first fasteners, and each first fastener is arranged in each fixing hole and each wiring hole in a penetrating manner so as to electrically connect the fixing section and the terminal;

and/or, the bus connecting device further comprises a plurality of second fasteners, each cable is provided with a wire connecting ring corresponding to one of the switching holes, and each second fastener penetrates through one of the switching holes and the wire connecting ring to electrically connect the switching section and the cable.

Optionally, the sealing structure comprises:

one end of the sleeve is sleeved on the peripheral wall of the bus, the other end of the sleeve is detachably connected with the threading plate, and the terminal and the adapter plate are both positioned in the sleeve; and

the limiting pipe hoop is detachably sleeved on the sleeve.

Optionally, one side of the threading plate, which faces the terminal, is provided with a groove, the threading holes are formed in the bottom wall of the groove, and the groove is used for injecting sealant.

Optionally, the periphery wall of threading board has seted up the draw-in groove, spacing ferrule joint in the draw-in groove.

Optionally, the sleeve is a transparent elastic sleeve, the sleeve comprising:

the diameter section is sleeved with and covers the threading plate, and the terminal and the adapter plate are arranged in the diameter section; and

the one end of reducing section is connected the diameter section is kept away from the one end of threading board, the other end of reducing section is connected the generating line, the diameter less than or equal to of reducing section the diameter of diameter section.

Optionally, the reducing section is detachably connected with the peripheral wall of the bus bar, and the diameter of the reducing section is gradually increased on the path from the bus bar to the terminal;

and/or a corrugated section is arranged in the middle of the diameter section.

The utility model also proposes a wind power plant comprising:

a frame body; and

the bus bar connecting device as described in any one of the above, wherein the bus bar connecting device is provided on the rack body.

According to the technical scheme, the adapter plate and the threading plate are adopted to connect the plurality of cables to the terminals of the bus. The end part of the bus is provided with a terminal connected with a plurality of cables, and the threading plate is provided with a plurality of spaced threading holes for orderly separating the plurality of cables; a plurality of fixed orificess are seted up with connecting terminal to the one end of keysets, and its other end sets up a plurality of switching holes in order to connect many cables, promotes terminal and cable junction's reliability, and seal structure is equipped with and holds the chamber, and bus and threading board are located to the cover respectively at seal structure's both ends to make terminal, keysets and local cable be located hold the intracavity, form the sealed of bus and many cable switching departments, solve the poor technical problem of terminal and cable junction's leakproofness.

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 a schematic perspective view of a bus bar connection device according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in partial section;

FIG. 3 is an exploded view of a bus bar connecting device according to an embodiment of the present invention;

FIG. 4 is a schematic view of an adapter plate structure according to an embodiment of the bus bar connection device of the present invention;

FIG. 5 is a schematic view of a bushing configuration according to an embodiment of the bus bar coupler of the present invention;

fig. 6 is a schematic diagram of a threading plate 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.

Referring to fig. 1 to 6, fig. 1 is a schematic perspective view of a bus bar connection device 100 according to an embodiment of the present invention; FIG. 2 is a schematic view of the structure of FIG. 1 in partial section; FIG. 3 is an exploded view of the bus bar connecting device 100 according to an embodiment of the present invention; fig. 4 is a schematic structural diagram of an interposer 30 according to an embodiment of the bus bar connection device 100 of the present invention; FIG. 5 is a schematic view of a sleeve 51 of an embodiment of the bus bar coupler 100 of the present invention; fig. 6 is a schematic structural view of a threading board 40 according to an embodiment of the bus bar connecting device 100 of the present invention.

Referring to fig. 1 to 3 in particular, the present invention provides a bus bar connection device 100 for connecting a terminal 11 with a cable 20, the bus bar connection device 100 includes a bus bar 10, an adapter plate 30, a plurality of cables 20, a threading plate 40 and a sealing structure 50, the bus bar 10 is provided with the terminal 11; one end of the adapter plate 30 is connected with the terminal 11, the other end of the adapter plate 30 is provided with a plurality of adapter holes 33A, and each cable 20 is connected with one adapter hole 33A; the threading plate 40 is provided with a plurality of threading holes 40A, and one end of each cable 20 far away from the adapter plate 30 is penetrated through one threading hole 40A; the sealing structure 50 is sleeved on the bus bar 10 and the threading plate 40, so that the terminal 11, the adapter plate 30 and a part of the cable 20 are located in the sealing structure 50.

The technical scheme of the utility model is that a plurality of cables 20 are connected to the terminal 11 of the bus bar 10 by adopting the adapter plate 30 and the threading plate 40. The end of the bus 10 is provided with a terminal 11 connected with a plurality of cables 20, and the threading plate 40 is provided with a plurality of spaced threading holes 40A for orderly separating the plurality of cables 20; one end of the adapter plate 30 is connected with the terminal 11, the other end of the adapter plate is provided with a plurality of switching holes 33A to connect with the plurality of cables 20, the reliability of connection between the terminal 11 and the cables 20 is improved, the sealing structure 50 is provided with a containing cavity 51A, the two ends of the sealing structure 50 are respectively sleeved on the bus 10 and the threading plate 40, so that the terminal 11, the adapter plate 30 and the local cables 20 are located in the sealing structure 50, the switching positions of the bus 10 and the plurality of cables 20 are sealed, and the technical problem that the sealing performance of connection between the terminal 11 and the cables 20 is poor is solved.

It is understood that one or both ends of the bus bar 10 may be provided with terminals 11 for connecting a plurality of cables 20. In the utility model, the transition is realized through the adapter plate 30, the joint point of the bus 10 body and the cable 20 is increased, and a plurality of cables 20 can be simultaneously installed in a narrow space; installing the installation position of the terminal 11 of the additional connecting cable 20; welding is cancelled, and the production process is simple.

Referring to fig. 4 in combination, optionally, the interposer 30 includes a fixing section 31, a buffering section 32 and an adapting section 33, where the fixing section 31 electrically connects the terminals 11; one end of the buffer section 32 is connected with the fixed section 31, and the buffer section 32 and the fixed section 31 form an included angle; changeover portion 33 connects in the one end that fixed section 31 was kept away from in buffer segment 32, and with buffer segment 32 is the contained angle setting, changeover portion 33 is equipped with a plurality of changeover hole 33A, changeover portion 33 and many cables 20 electric connection.

In an alternative embodiment, the adapter plate 30 is used for connecting the terminal 11 of the bus bar 10 and a plurality of cables 20, the terminal 11 is provided with a plurality of wiring holes 11A for electrically connecting the plurality of cables 20, one end of the adapter plate 30 is a fixed section 31, the other end of the adapter plate 30 is an adapter section 33, the adapter section 33 is provided with a plurality of adapter holes 33A for correspondingly connecting the plurality of cables 20, an obliquely arranged buffer section 32 is arranged between the fixed section 31 and the adapter section 33, and the buffer section 32 is respectively connected with the fixed section 31 and the adapter section 33. The two switching sections 33 are far away from each other due to the arrangement of the buffer section 32, the connection operation space with more connectors is convenient to operate, and meanwhile, the risk that short circuit is caused when the cables 20 are close to each other is avoided.

Alternatively, the bus bar connection device 100 includes two adapter plates 30, and the two adapter plates 30 are respectively connected to two surfaces of the terminal 11 facing away from each other through the fixing sections 31.

Optionally, the two buffering sections 32 extend away from each other, and the distance between the two adapting sections 33 is greater than the distance between the two fixing sections 31.

Optionally, the fixing section 31 is provided with a plurality of fixing holes 31A, the terminal 11 is provided with a plurality of wiring holes 11A, the bus bar connection device 100 further includes a plurality of first fasteners 61, the first fasteners 61 are provided at the fixing ends, the first fasteners 61 are inserted into each fixing hole 31A and each wiring hole 11A to electrically connect the fixing section 31 and the terminal 11; and/or, the bus bar connection device 100 further includes a plurality of first fasteners 61 and a plurality of second fasteners 62, each cable 20 is provided with a wire connection ring corresponding to one of the switch holes 33A, the second fasteners 62 are provided at the switch ends, and the second fasteners 62 penetrate through the switch holes 33A and the wire connection rings to electrically connect the plurality of cables 20.

In an alternative embodiment, the bus bar connecting device 100 includes two adapter plates 30, the fixing holes 31A of the two adapter plates 30 are disposed corresponding to the wiring holes 11A of the terminals 11, and the first fastening member 61 passes through the fixing holes 31A of the two adapter plates 30 and the wiring holes 11A of the terminals 11 to fix the connecting terminals 11 and the fixing sections 31 of the adapter plates 30; the transition section 33 of the interposer 30 is connected to the cable 20, and the second fastener 62 passes through the connector lug of the cable 20 and the transition hole 33A to secure the connection terminal 11 and the transition section 33 of the interposer 30, so that the bus bar 10 is electrically connected to the cables 20 through the interposer 30. In a specific embodiment, the terminal 11 of the bus bar 10 is provided with four connection holes 11A through the terminal 11, and two adapter plates 30 are respectively disposed on two sides of the terminal 11, which are away from each other, wherein a fixing portion of one adapter plate 30 is provided with four fixing holes 31A corresponding to the four connection holes 11A, at least three adapter holes 33A are disposed on an adapter section 33 of the one adapter plate 30, the one adapter hole 33A is connected to one cable 20, and then the two adapter plates 30 electrically connect the bus bar 10 to at least six cables 20, thereby improving the adapter efficiency.

It is understood that the number of the switch holes 33A of the adapter plate 30 can be set according to the connection requirement of the bus bar 10 and the cables 20, and six or more cables 20 can be connected, for example, the other end of the terminal 11 needs to be connected with eight cables 20, then one adapter plate 30 can be provided with four switch holes 33A, and then two adapter plates 30 can realize the connection of eight cables 20 and the terminal 11.

In an alternative embodiment, the bus bar connection device 100 includes two adapter plates 30, and the two adapter plates 30 are respectively disposed on two surfaces of the terminal 11 facing away from each other. The adapter plate 30 includes canned paragraph 31, buffering section 32 and switching section 33, and buffering section 32 is the contained angle setting with canned paragraph 31 and switching section 33 respectively, and wherein, two buffering sections 32 are connected one side of switching section 33 and are extended the setting towards the direction of keeping away from each other for interval between two switching sections 33 is far greater than the interval between two canned paragraphs 31, promotes maneuverability space and line connection's stability.

Referring to fig. 5 in combination, optionally, the sealing structure 50 includes a sleeve 51 and a limiting pipe clamp 52, one end of the sleeve 51 is sleeved on the outer peripheral wall of the bus 10, the other end of the sleeve 51 is detachably connected with the threading board 40, and the terminal 11 and the adapter board 30 are both located in the sleeve 51; the limiting pipe clamp 52 is detachably sleeved on the sleeve 51.

In an optional embodiment, the sealing structure 50 is used for sealing the junction between the bus bar 10 and the cable 20, the sealing structure 50 includes a sleeve 51 and a limiting pipe hoop 52, the threading plate 40 is disposed at a position on the adapter plate 30 away from the terminal 11 at intervals, the threading plate 40 is provided with a plurality of threading holes 40A for limiting the cable 20, so that the cable 20 is orderly connected with the adapter plate 30, one end of the sleeve 51 is fixed on the peripheral wall of the bus bar 10, the other end of the sleeve is sleeved on the peripheral wall of the threading plate 40, the sleeve 51 is fixed on the peripheral wall of the threading plate 40 through the limiting pipe hoop 52, at this time, the connection wires of the terminal 11 and the cable 20 are both located in the accommodating cavity 51A of the sleeve 51, and thus the sealing effect on the junction between the bus bar and the cable 20 is achieved.

Referring to fig. 6 in combination, optionally, a groove 40B is formed in one side of the threading plate 40 facing the terminal 11, and a plurality of threading holes 40A are formed in a bottom wall of the groove 40B; wherein the groove 40B is used for injecting the sealant.

Optionally, the peripheral wall of the threading plate 40 is provided with a clamping groove 40C, and the limiting pipe hoop 52 is clamped in the clamping groove 40C.

In an alternative embodiment, the threading plates 40 with a plurality of threading holes 40A are spaced apart from one side of the adaptor plate 30 away from the terminal 11 for limiting and fixing the bundle of the multi-cable 20, and the plate body 41 of the threading plate 40 can adapt to different numbers of cable 20 forms by arranging different numbers of hole positions. The stringing board 40 may preferably be made of engineering plastic or composite material having the characteristics of insulation, flame retardance, temperature resistance, certain rigidity, easy manufacturing and molding and the like. The cable 20 and the threading hole 40A can be sealed by filling gaps with the threading sleeve 21 or by filling with glue. Grooves 40B are reserved on two sides of the threading plate 40 facing and deviating from the terminal 11, the grooves 40B are used as sealing glue melting tanks, and self-leveling and self-curing glue is compatible to be used as a sealing electric charging cavity, so that the sealing reliability can be further guaranteed. The outer wall of the threading plate 40 is provided with a clamping groove 40C structure for limiting the fixed position of the pipe hoop 52 when the sleeve 51 is sleeved, and the limiting pipe hoop 52 is clamped in the clamping groove 40C, so that the pipe hoop can be reliably fastened and tightly sealed.

It can be understood that the sealing sleeve is provided with a sleeve hole for the cable 20 to pass through, and has a limiting and fixing effect on the cable 20, so that the abrasion of the hole wall of the threading hole 40A on the cable 20 is reduced, and the service life of the bus connecting device 100 is prolonged.

Optionally, the sleeve 51 is a transparent elastic sleeve 51, the sleeve 51 includes a diameter section 511 and a reducing section 512, the diameter section 511 is sleeved on and covers the threading plate 40, the terminal 11 and the adapter plate 30 are arranged in the diameter section 511, one end of the reducing section 512 is connected to one end of the diameter section 511, which is far away from the threading plate 40, the other end of the reducing section 512 is connected to the bus 10, and the diameter of the reducing section 512 is smaller than or equal to that of the diameter section 511.

In an optional embodiment, the sealing structure 50 includes a sleeve 51 and a limiting pipe clamp 52, the sleeve 51 is used for sealing and protecting the connection position of the bus bar connection device 100, the material of the sleeve 51 has certain characteristics of softness, transparency, insulation, flame retardance, temperature resistance and the like, and a transparent silicone tube hose can be preferably used. Sleeve 51 includes diameter section 511 and reducing section 512, the 41 periphery walls of board main part of threading board 40 are located to the tip cover that diameter section 512 was kept away from to diameter section 511, and the board main part 41 of cladding threading board 40, diameter section 511 and the draw-in groove 40C department is located to spacing ferrule 52 cover, spacing ferrule 52 is adjustable its spacing diameter, adjust the diameter size of spacing ferrule 52 and locate in draw-in groove 40C to spacing ferrule 52 card, in order to carry out fastening connection to sleeve 51 and threading board 40, form sealed end. The reducing section 512 is arranged on one side of the sleeve 51 connected with the bus 10, the connecting position of the reducing section 512 and the bus 10 is provided with a small neck 5121 and a small neck 5121, the diameter of the small neck 5121 is equal, the small neck 5121 is sleeved on the outer peripheral wall of the bus 10, and the small neck 5121 and the bus 10 can be fixedly connected through bonding or a limiting pipe hoop 52. The diameter of the sleeve 51 of the reducing section 512 between the small neck 5121 and the diameter section 511 is gradually changed, specifically, in the direction from the small neck 5121 to the diameter section 511, the diameter of the reducing section 512 is gradually increased to form a cavity 51A with a larger diameter, so that the terminal 11, the adapter plate 30 and the threading plate 40 are arranged in the cavity 51A, and the connection stability of the bus connection device 100 is improved.

It can be understood that, the above-mentioned sealed end can be dismantled, sleeve pipe 51 is located to spacing ferrule 52 detachably cover, when overhauing the inspection, the internal connection structure can be directly perceived to transparent silicone tube hose, can dismantle the fibre ferrule when needing the maintenance, flexible sleeve pipe 51 breaks away from threading board 40 and leaks terminal 11, adapter plate 30 and threading board 40 to overhaul and maintain the connection of cable, adapter plate 30 and terminal 11, wherein sleeve pipe 51 repeatedly usable reduces seal structure 50's loss and cost.

It will be appreciated that the diameter section 511 is a larger diameter, equal diameter section of the casing 51, and that the diameter section 511 provides a larger volume for the chamber 51A.

Alternatively, the reducing section 512 is detachably connected to the outer peripheral wall of the bus bar 10, and the diameter of the reducing section 512 is gradually increased on the way from the bus bar 10 to the terminal 11; and/or a corrugated section 513 is arranged in the middle of the diameter section 511.

In an alternative embodiment, the casing 51 is a tubular structure and comprises a diameter-variable section 512 and a diameter-equal section 511, the diameter-variable section 512 and the diameter-equal section 511 are different, the small neck 5121 is located at the joint of the diameter-variable section 512 and the busbar, the inner diameter of the small neck 5121 is close to the outer diameter of the busbar 10, the diameter-variable section 511 is a larger diameter section 511, the inner diameter of the diameter-variable section 511 is close to the outer diameter of the threading plate 40, and the middle of the diameter-variable section 511 is in tapered diameter-variable transition; the corrugated section 513 is arranged in the middle of the diameter section 511, so that the cylindrical surface can be set into a wave shape, the ductility can be improved, the damping performance of the hose can be improved, the cylindrical shape can be kept during installation and use, and the cylindrical shape is not easy to shrink and deform; when in installation, the two limiting pipe hoops 52 are respectively locked, fixed and reliably sealed with the bus 10 and the threading plate 40. The sealing structure 50 has a further advantage that during the later use, inspection and maintenance, the reducing hose can be conveniently disassembled, for example, the limiting pipe clamp 52 at the diameter section 511 can be disassembled, and meanwhile, the limiting pipe clamp 52 of the small neck 5121 is loosened, and the hose is moved to one side of the bus bar 10, so that the connecting part of the terminal 11 can be completely exposed; the connection part of the terminal 11 can be completely exposed by only removing the large-diameter pipe hoop and turning the hose to one side of the bus bar 10, and meanwhile, all parts of the sealing structure 50 can be reused, so that the service life of the sealing structure 50 is prolonged.

The utility model also provides a wind power generation device (not shown in the figures), which comprises a frame body and the bus bar connecting device 100. The specific structure of the bus bar connection device 100 refers to the above embodiments, and since the wind power generation equipment adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here. Wherein, a connector lug is arranged at one end of the cable 20, the bus bar connecting device 100 is arranged on the rack body, and two ends of the adapter plate 30 of the bus bar connecting device 100 are respectively used for connecting the connector lug with the terminal 11.

The above description is only a preferred embodiment of the present invention, and is 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:

a bus bar provided with a terminal;

a plurality of cables, each cable being connected to one of the through holes;

the cable connector comprises a wiring board, a plurality of connectors and a plurality of cables, wherein the wiring board is provided with a plurality of wiring holes, and one end of each cable, which is far away from the adapter plate, penetrates through one wiring hole; and

and the sealing structure is sleeved on the bus and the threading plate so that the terminal, the adapter plate and part of the cable are positioned in the sealing structure.

2. The bus bar connection device according to claim 1, wherein the interposer includes:

3. The bus bar connecting device according to claim 2, wherein the bus bar connecting device includes two of the adapter plates, and the two adapter plates are connected to both surfaces of the terminal facing away from each other through the fixing sections, respectively.

4. The bus bar connecting device according to claim 3, wherein the two buffer sections are extended in a direction away from each other, and a distance between the two transition sections is larger than a distance between the two fixing sections;

the bus connecting device also comprises a plurality of first fasteners, and each first fastener is arranged in each fixing hole and each wiring hole in a penetrating way so as to electrically connect the fixing section and the terminal;

5. The bus bar connection device according to any one of claims 1 to 4, wherein the seal structure comprises:

the limiting pipe hoop is detachably sleeved on the sleeve.

6. The bus bar connecting device according to claim 5, wherein a groove is formed in a side of the wiring board facing the terminal, and a plurality of the wiring holes are formed in a groove bottom wall of the groove for injecting a sealant.

7. The bus bar connecting device according to claim 5, wherein a groove is formed in an outer peripheral wall of the threading plate, and the limiting pipe clamp is clamped in the groove.

8. The bus bar connection device according to claim 5, wherein the sleeve is a transparent elastic sleeve, the sleeve comprising:

9. The bus bar connecting device according to claim 8, wherein the reducing section is detachably connected to an outer peripheral wall of the bus bar, and a diameter of the reducing section is gradually increased in a direction from the bus bar to the terminal;

and/or the outer wall of the diameter section is provided with corrugations.

10. A wind power plant, characterized by comprising:

a frame body; and

the busbar connection device according to any one of claims 1 to 9, provided to the rack body.