CN207967555U - A kind of integrated form wind-power slip ring - Google Patents

Abstract

The utility model discloses an integrated wind power slip ring, which comprises a slip ring casing, a signal slideway shaft, a power slideway shaft and a slip ring rotating head. The signal slideway cavity and the power slideway cavity arranged in the slip ring casing are The signal slideway shaft and the power slideway shaft are respectively placed in the signal slideway cavity and the power slideway cavity. The upper support rod of the signal slideway shaft is fixed on the upper end of the slip ring shell through the upper bearing. The through hole through which the connecting rod of the slideway passes vertically, the connecting rod of the slideway passes through the center hole of the shaft of the power slideway, the lower end of the shaft of the power slideway and the lower end of the connecting rod of the slideway are connected and fixed by a fixed block, the rotating head of the slip ring is connected with the The fixed blocks are detachably connected and fixed by bolts, and the signal and power slide chambers are respectively provided with a signal brush wire mounting plate and a power brush wire mounting plate. The integrated wind power slip ring has a simple overall structure, is convenient to manufacture and install, runs stably, and is not easily damaged, thus saving manufacturing cost and having high practicability.

Description

An integrated wind power slip ring

Technical field:

The utility model relates to an integrated wind power slip ring and relates to the technical field of wind power slip rings.

Background technique:

The slideway part of the existing wind power slip ring is generally divided into the power slideway and the signal slideway splicing separately, and the other is to inject all the slideways on the same shaft as a whole, and the slip ring slideway and brush pins are gold-plated. , while the splicing method of the slideway shaft of the former type of slip ring has higher machining accuracy of parts and assembly process precision of the slideway, higher manufacturing cost, and more cumbersome installation process, which requires higher accuracy of installation process ;Another kind of slip ring integrated slideway shaft technology injects the power slideway and signal slideway of the slip ring on the same shaft. When it is large, or when there are many demands on the signal slideway channel, the length deviation of the required slideway axis is large, and the injection mold of the slideway axis needs to be remade, and the gold-gold contact between the slideway and the brush needle needs regular maintenance.

Utility model content:

The technical problem to be solved by the utility model is to provide an integrated wind power slip ring which is simple and convenient to assemble and can effectively improve the service life.

In order to solve the above technical problems, the utility model is achieved through the following technical solutions:

An integrated wind power slip ring, including a slip ring housing, a signal slideway shaft, a power slideway shaft and a slip ring rotating head, the middle part of the slip ring housing is provided with a partition plate, which separates the slip ring housing into two upper and lower parts. The signal slideway cavity and the power slideway cavity, the signal slideway shaft and the power slideway shaft are respectively placed in the signal slideway cavity and the power slideway cavity, and the signal slideway shaft includes a signal main shaft body and a coaxial connection On the upper and lower parts of the upper support rod and the glideway connecting rod, the upper support rod is fixed on the upper end of the slip ring housing through the upper bearing, and the middle part of the partition has a through hole for the glideway connecting rod to pass through vertically. The slideway shaft is set as a central hole structure coaxial with the signal slideway shaft, the glideway connecting rod passes through the center hole of the power slideway shaft, and the upper end of the power slideway shaft is socketed on the lower end of the signal main shaft body. The lower end of the power slideway shaft and the lower end of the glideway connecting rod are connected and fixed by a fixed block, and the slip ring rotating head and the fixed block are detachably connected and fixed by bolts, and the lower end of the power slideway shaft is fixed on the In the lower part of the slip ring housing, a signal brush wire mounting plate and a power brush wire mounting plate are respectively provided in the signal slideway cavity and the power slideway cavity.

Preferably, a signal silver fiber brush installation plate is fixed on the installation surface in the signal slide chamber, and the brush filaments on the signal silver fiber brush installation plate are in contact with the outer surface of the signal slide shaft.

Preferably, a power silver fiber brush installation plate is fixed on the installation surface in the cavity of the power slideway, and the brush filaments on the power silver fiber brush plate are in contact with the outer surface of the shaft of the power slideway.

Preferably, the upper and lower ends of the slip ring housing are respectively provided with an upper bearing cavity and a lower bearing cavity, and the upper bearing and the lower bearing are respectively fixed in the upper bearing cavity and the lower bearing cavity.

Preferably, the lower end of the slip ring housing is provided with a fixing flange matched with the lower bearing cavity, and the inner ring of the fixing flange is pressed against the outer ring of the lower bearing.

Preferably, a limiting step is provided at the socket where the upper end of the power slide shaft and the lower end of the signal main shaft body are socketed.

Compared with the prior art, the utility model is beneficial in that: the integrated wind power slip ring slip ring power slideway shaft and signal slideway shaft are respectively designed with glue injection modularization, which has high flexibility, low cost and easy installation. It is convenient, and the power slideway part and the signal slideway part of the stator side adopt the silver-silver contact scheme, and the bundled silver fiber brush wire is in contact with the silver-plated ring, which increases the contact area between the stator side and the rotor side, and improves the The electrical performance of the slip ring, in addition, the overall structure is simple, the manufacture and installation are convenient, the operation is stable, and it is not easy to be damaged, thus saving manufacturing costs, having high practicability and economic benefits, and is suitable for popularization and application.

Description of drawings:

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is a side sectional structural representation of the utility model;

Fig. 2 is a schematic diagram of the axonometric structure of the utility model.

Detailed ways:

The following will clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative work all belong to the protection scope of the present utility model:

An integrated wind power slip ring as shown in Figure 1 and Figure 2 includes a slip ring housing 1, a signal slideway shaft, a power slideway shaft 3 and a slip ring rotating head 4, and the middle part of the slip ring housing 1 is provided with The separator 5 separates the slip ring housing into two signal slideway chambers 101 and power slideway chambers 102 arranged up and down, and a brush installation plate is provided in the signal slideway chamber 101 and the power slideway chamber 102 .

The signal slideway shaft and the power slideway shaft 3 are placed in the signal slideway cavity 101 and the power slideway cavity 102 respectively, and the signal slideway shaft includes a signal main shaft body 6, an upper support rod 7, and a glideway connecting rod 8 , wherein the upper support rod 7 is poured on the upper end of the signal main shaft body 6, the glide path connecting rod 8 is poured on the lower end of the signal main shaft body 6, the three are coaxially arranged, the upper support rod 7 is fixed on the upper end of the slip ring housing 1 through the upper bearing 9, The upper end of the slip ring housing 1 is provided with an upper bearing cavity 10, and the upper bearing 9 is fixed in the upper bearing cavity 101, thereby effectively improving its stability and avoiding its axial displacement.

The middle part of the partition plate 5 has a through hole for the shaft of the signal slideway to pass through vertically, the shaft of the power slideway 3 is set as a central hole structure coaxial with the axis of the signal slideway, and the connecting rod 8 of the glideway passes through the power slideway. The central hole of the road shaft 3, the upper end of the power slide shaft 3 is socketed on the lower end of the signal main shaft 6, and the upper end of the power slide shaft 3 and the lower end of the signal main shaft 6 are socketed with a limit step 11. Avoid sliding and misalignment between the two.

The lower end of the power slideway shaft 3 and the lower end of the glideway connecting rod 8 are connected and fixed by a fixed block 12, and then connected as a slip ring sliding shaft, and the slip ring rotating head 4 and the fixed block 12 can be fixed by bolts 13. Disassemble and connect and fix, the lower end of the power slideway shaft 3, that is, the slip ring sliding shaft, is fixed on the lower part of the slip ring housing through the lower bearing 14, further, the lower end of the slip ring housing 1 is provided with a lower bearing chamber 15, and the lower The bearing 14 is fixed in the lower bearing cavity 15. In addition, the lower end of the slip ring housing 1 is provided with a fixed flange 16 matching the lower bearing cavity 15. The inner ring of the fixed flange 16 is pressed against the outer ring of the lower bearing 15. Further improve the stability of the overall structure.

The signal chute cavity 101 and the brush filament installation surfaces of the power chute cavity 102 are respectively provided with a signal brush filament mounting plate 17 and a power brush filament mounting plate 18. In this embodiment, the signal chute cavity 101 A signal silver fiber brush installation plate 17 is fixed on the inner installation surface, and the silver fiber brush on the signal silver fiber brush installation plate 17 is in contact with the outer surface of the signal slide shaft, and the power slide cavity 102 A power silver fiber brush installation plate 18 is fixed on the inner mounting surface, and the silver fiber brush on the power silver fiber brush plate 18 is in contact with the outer surface of the power slide shaft 3.

In addition, a plurality of silver-plated rings fixed at intervals are arranged on the surface of the signal main shaft body 6 and the shaft body of the power slideway shaft 3. When the silver-plated rings are in contact with the silver fiber brushes, the silver fiber brushes exert pressure on the silver-plated rings. , the silver fiber brush filaments are scattered, and then effectively increase the contact area between the stator side and the rotor side, and improve the electrical performance of the slip ring.

In practical application, when the connecting piece of the slip ring turning head 4 rotates, the slip ring turning head 4 is driven to rotate, and the slip ring turning head 4 drives the slip ring slideway shaft to rotate. During the rotation of the slip ring slideway shaft, the signal main shaft and the power The silver-plated rings on the surface of the shaft body of the slide shaft 3 are in contact with the signal silver fiber brush and the power silver fiber brush respectively, and the power current and the signal current pass through the power silver fiber brush and the signal silver fiber brush respectively, and pass through the brush wire and the The contact point of the silver-plated ring is transmitted to the silver-plated ring, and then transmitted to the rotor side by the cable welded in the silver-plated ring. During the continuous rotation of the slip ring rotating head 4, the current and signal current can be continuously transmitted by the slip ring The stator part of the slip ring is transmitted to the rotor part of the slip ring to realize continuous transmission of signals and power.

The above-mentioned integrated wind power slip ring slip ring power slideway shaft and signal slideway shaft are respectively designed with glue injection modularization, which has high flexibility, low cost and easy installation, and the power slideway part and signal slideway part on the stator side are made of silver- The silver contact scheme, the method of contacting the bundled silver fiber brush wires with the silver-plated ring, increases the contact area between the stator side and the rotor side, and improves the electrical performance of the slip ring. In addition, the overall structure is simple, easy to manufacture and install, and stable in operation. , not easily damaged, thus saving manufacturing cost and having high practicability.

It should be emphasized that: the above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model in any form. Any simple modification, equivalent change and Modifications still belong to the scope of the technical solution of the utility model.

Claims (6)

1. An integrated wind power slip ring, characterized in that: it includes a slip ring housing, a signal slide shaft, a power slide shaft and a slip ring rotating head, the middle part of the slip ring housing is provided with a partition, and the slip ring housing Separated into two signal slideway chambers and power slideway chambers arranged up and down, the signal slideway shaft and power slideway shaft are placed in the signal slideway chamber and power slideway chamber respectively, and the signal slideway shaft includes signal The main shaft body and the upper support rod and the glideway connecting rod coaxially connected to its upper and lower parts. The upper support rod is fixed on the upper end of the slip ring housing through the upper bearing. The through hole, the power slideway shaft is set as a central hole structure coaxial with the signal slideway shaft, the glideway connecting rod passes through the center hole of the power slideway shaft, and the upper end hole of the power slideway shaft is sleeved on the signal main shaft The lower end of the body, the lower end of the power slideway shaft and the lower end of the glideway connecting rod are connected and fixed by a fixed block, the slip ring rotating head and the fixed block are detachably connected and fixed by bolts, the power slideway shaft The lower end is fixed on the lower part of the slip ring housing through the lower bearing, and a signal brush wire mounting plate and a power brush wire mounting plate are respectively provided in the signal slideway cavity and the power slideway cavity. 2. An integrated wind power slip ring according to claim 1, characterized in that: a signal silver fiber brush installation plate is fixed on the installation surface in the signal slide chamber, and the signal silver fiber brush is installed The brush filaments on the plate contact the outside surface of the signal ramp shaft. 3. An integrated wind power slip ring according to claim 1, characterized in that: a power silver fiber brush installation plate is fixed on the installation surface in the power slide cavity, and the power silver fiber brush plate The brush filaments on the brush are in contact with the outside surface of the power slide shaft. 4. An integrated wind power slip ring according to claim 1, characterized in that: the upper and lower ends of the slip ring housing are respectively provided with an upper bearing cavity and a lower bearing cavity, and the upper bearing and the lower bearing are respectively fixed on the upper In the bearing cavity and the lower bearing cavity. 5. An integrated wind power slip ring according to claim 1, characterized in that: the lower end of the slip ring housing is provided with a fixed flange matching the lower bearing cavity, and the inner ring of the fixed flange is pressed against the lower bearing on the outer ring. 6 . The integrated wind power slip ring according to claim 1 , wherein a limit step is provided at the joint between the upper end of the power slide shaft and the lower end of the signal main shaft. 7 .