Slip ring with modular structure

Abstract

The utility model discloses a slip ring with a modular structure, which comprises a main shaft, the number of the main shaft is one or more, and each section of the main shaft is provided with N passages; the multiple sections of main shafts are assembled together in a front-back splicing mode. N is a natural number; the number of the electric brush carriers is one or more, and the number of paths supported by each electric brush carrier is N; a brush bundle is assembled on the electric brush carrier; the end cover comprises a front end cover and a rear end cover; the front end cover and the rear end cover are assembled on the two sides of the main shaft respectively, and the electric brush carrier is assembled between the front end cover and the rear end cover. And the outer sleeve is assembled on the front end cover and the rear end cover, and the length of the outer sleeve is determined by the number of the main shafts. According to the slip ring with the modular structure, the interchangeability of product parts is improved, the material cost is reduced, the assembly is convenient, the product consistency is improved, the standard design of slip ring products is realized, and the model selection of customers is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of slip rings, in particular to a slip ring with a modular structure. Background Art

[0002] Slip ring products are widely used in intelligent and automated equipment in various industries. Existing slip rings are highly customized products according to customer needs and are not modularly designed. For example, in different usage scenarios, the number of loops required by customers is precisely determined and can only be customized according to requirements, which is not conducive to product standardization. As a result, the product cost is high and it is difficult to ensure the consistency during mass production. Summary of the Utility Model

[0003] To overcome the shortcomings of the prior art, the utility model provides a slip ring with a modular structure.

[0004] A slip ring with a modular structure includes:

[0005] A main shaft, the number of the main shafts includes one section or multiple sections, and each section of the main shaft has N passages; the multiple sections of the main shafts are assembled together by front-to-back splicing; N is a natural number;

[0006] A brush holder, the number of the brush holders is one piece or multiple pieces, and the number of passages supported by each piece of the brush holder is N; brush bundles are assembled on the brush holder.

[0007] End caps, the end caps include a front end cap and a rear end cap; the front end cap and the rear end cap are respectively assembled on both sides of the main shaft, and a single piece of the brush holder is assembled between the front end cap and the rear end cap; or, the front end cap and the rear end cap are respectively assembled on both sides of the main shafts assembled together by front-to-back splicing, and multiple pieces of the brush holders are sequentially spliced and then assembled between the front end cap and the rear end cap;

[0008] A jacket, the jacket is assembled on the front end cap and the rear end cap, and the length of the jacket is determined by the number of the main shafts.

[0009] Preferably, it further includes: an aluminum ring, a copper ring and an insulating sheet; wires are reserved on the copper ring, and the aluminum ring, the copper ring and the insulating sheet are sequentially sleeved on the main shaft.

[0010] Preferably, it further includes a bearing baffle and a pressing plate; the bearing baffle is sleeved on the rear end of the main shaft, so that the aluminum ring, the copper ring and the insulating sheet are between the front end cap and the bearing baffle; the pressing plate is assembled with the main shaft and restricts the bearing baffle from disengaging from the main shaft.

[0011] Preferably, a rotation prevention piece is further arranged on the rear end cap.

[0012] Preferably, an O-ring is also provided on the front end cover.

[0013] Preferably, N is 6.

[0014] Preferably, when the main shaft is multi-section, it includes a first main shaft section and at least one second main shaft section; a socket hole is provided at the rear end of the first main shaft, a plug post matching the socket hole is provided at the front end of the second main shaft, and a socket hole matching the plug post is further provided at the rear end of the second main shaft; through the socket hole and the plug post, the multi-section main shafts are assembled together by front-to-back splicing.

[0015] Preferably, there are 4 socket holes, which are annularly distributed; the number and positions of the plug posts correspond to those of the socket holes.

[0016] The modular-structured slip ring provided by the present invention designs the main shaft and the brush holder as a splicing structure, so that each main shaft section and each brush holder correspond to a preset number of passage numbers N, which is convenient for mold opening according to the number of N and is downward compatible according to N (for example, if N is 6, those with less than or equal to 6 circuits are designed according to the size of 6 circuits, those with more than 6 circuits and less than or equal to 12 circuits are designed according to the size of 12 circuits, etc.); at the same time, the supporting end covers, outer sleeves, copper rings, insulating sheets, aluminum rings and other parts are all designed as material standard parts, which improves the interchangeability of product parts, reduces the material cost, is convenient for assembly, improves the product consistency, enables the slip ring product to be standardized designed, and is convenient for customers to select models. Description of the Drawings

[0017] Figure 1 is a cross-sectional view of the modular-structured slip ring in the embodiment of the present invention;

[0018] Figure 2 is a cross-sectional view of the 6-circuit slip ring in the embodiment of the present invention;

[0019] Figure 3 is a cross-sectional view of the 12-circuit slip ring in the embodiment of the present invention;

[0020] Figure 4 is a cross-sectional view of the 18-circuit slip ring in the embodiment of the present invention;

[0021] Figure 5 is a cross-sectional view of the 24-circuit slip ring in the embodiment of the present invention;

[0022] Figure 6 is a perspective view of the first main shaft in the embodiment of the present invention;

[0023] Figure 7 is a cross-sectional view of the first main shaft in the embodiment of the present invention;

[0024] Figure 8It is a three-dimensional view of the second main shaft in the embodiment of the present utility model;

[0025] Figure 9 It is a cross-sectional view of the second main shaft in the embodiment of the present utility model;

[0026] Figure 10 It is a three-dimensional view of the bearing baffle in the embodiment of the present utility model;

[0027] Figure 11 It is a cross-sectional view of the bearing baffle in the embodiment of the present utility model;

[0028] Figure 12 It is a three-dimensional view of the pressure plate in the embodiment of the present utility model;

[0029] Figure 13 It is a cross-sectional view of the pressure plate in the embodiment of the present utility model;

[0030] Figure 14 It is a three-dimensional view of the brush holder in the embodiment of the present utility model;

[0031] Figure 15 It is a cross-sectional view of the brush holder in the embodiment of the present utility model;

[0032] The reference signs in the attached drawings of the specification are as follows:

[0033] 1. First main shaft; 11. Insertion hole; 2. Second main shaft; 21. Insertion post; 3. Insulating sheet; 4. Copper ring; 5. Bearing baffle; 6. Pressure plate; 7. Rear end cover; 8. Front end cover; 9. Brush holder; 91. Brush holder in a group of six paths; Single section; 10. Brush bundle; 11. Outer sleeve; 12. Anti-rotation piece; 13. O-ring; 14. Aluminum ring. Detailed implementation manners

[0034] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0035] Provide a slip ring with a modular structure, as Figures 1 to 15 shown, including:

[0036] A main shaft, the number of the main shafts includes one or more sections, and each section of the main shaft has N paths; the multiple sections of the main shafts are assembled together by front-back splicing; N is a natural number;

[0037] A brush holder 9, the number of the brush holders is one or more, and the number of paths supported by each brush holder is N; a brush bundle 10 is assembled on the brush holder;

[0038] End cover, which includes a front end cover 8 and a rear end cover 7; the front end cover and the rear end cover are respectively assembled on both sides of the main shaft, and a single brush holder is assembled between the front end cover and the rear end cover; or, the front end cover and the rear end cover are respectively assembled on both sides of the main shaft assembled together by front and rear splicing, and multiple brush holders are assembled between the front end cover and the rear end cover after being spliced in sequence;

[0039] Outer sleeve 11, which is assembled on the front end cover and the rear end cover, and the length of the outer sleeve is determined by the number of main shafts.

[0040] Further, it also includes: aluminum ring 14, copper ring 4 and insulating sheet 3; wires are reserved on the copper ring, and the aluminum ring, copper ring and insulating sheet are sleeved on the main shaft in sequence.

[0041] Further, it also includes a bearing baffle 5 and a pressing plate 6; the bearing baffle is sleeved on the rear end of the main shaft, so that the aluminum ring, copper ring and insulating sheet are located between the front end cover and the bearing baffle; the pressing plate is assembled with the main shaft and restricts the bearing baffle from disengaging from the main shaft.

[0042] Further, a rotation prevention piece 12 is also provided on the rear end cover.

[0043] Further, an O-ring 13 is also provided on the front end cover.

[0044] Preferably, N is 6, that is, the product is standardized in groups of 6 channels, as Figures 2 - 5 shown, the number of channels of the product is made a multiple of 6. Each section of the main shaft is just molded corresponding to 6 channel numbers; each brush holder is also molded corresponding to 6 channel numbers; the outer sleeve is also designed modularly, and the length is determined according to the multiple of 6 channel numbers for customers to select, so that all loop numbers are downward compatible, for example, those less than or equal to 6 channels are designed according to the size of 6 channels, those greater than 6 channels and less than or equal to 12 channels are designed according to the size of 12 channels, and so on. On this basis, the front and rear end covers are standardized for molding, and all materials are designed as standard parts, such as copper rings, insulating sheets, etc., so that the modular design of the product forms a standard part design.

[0045] Further, when the main shaft is multi-section, it includes one section of the first main shaft 1 and at least one section of the second main shaft 2; a plug hole 11 is provided at the rear end of the first main shaft, a plug post 21 matching the plug hole is provided at the front end of the second main shaft, and a plug hole matching the plug post is also provided at the rear end of the second main shaft; through the plug hole and the plug post, the multi-section main shafts are assembled together by front and rear splicing. Preferably, the number of plug holes is 4 and they are annularly distributed; the number and position of the plug posts correspond to the plug holes, which is convenient for splicing.

[0046] It can be understood that when the pressing plate is assembled with the rear end cover and spliced with the rear end of the main shaft, the pressing plate is also provided with a plug post 21 matching the plug hole, so as to form a splicing closed loop.

[0047] Specifically, the assembly process of the product is as follows:

[0048] Step 1: Assemble all the required main shafts (including the first main shaft and / or the second main shaft) together;

[0049] Step 2: Fit and sleeve the aluminum ring on the main shaft;

[0050] Step 3: Sequentially fit and sleeve the copper ring with the wire welded and the insulating sheet on the main shaft, and fix them with the bearing baffle;

[0051] Step 4: Assemble the end cover with the pressing plate assembled on the main shaft;

[0052] Step 5: Assemble the brush holder sequentially between the front and rear end covers;

[0053] Step 6: Assemble the brush bundles sequentially on the brush holder;

[0054] Step 7: Sequentially weld and fix the wires between the brush bundles on the brush holder;

[0055] Step 8: Assemble the outer jacket on the two end covers;

[0056] Step 9: Assemble the anti-rotation piece on the end cover.

[0057] Compared with the prior art, the slip ring with a modular structure has a low design cost, high assembly efficiency, and good product consistency.

[0058] The above is the elaboration of the slip ring with a modular structure of the present utility model, which is used to help understand the present utility model; however, the implementation manners of the present utility model are not limited by the above embodiments. Any changes, modifications, substitutions, combinations, and simplifications made without departing from the principle of the present utility model shall be equivalent replacement manners and are all included in the protection scope of the present utility model.

Claims

1. A slip ring with a modular structure, characterized in that, Including: A main shaft, the number of the main shafts including one or more sections, and each section of the main shaft has N passages; The multiple sections of the main shafts are assembled together by front-to-back splicing; N is a natural number; A brush holder, the number of the brush holders being one or more, and the number of passages supported by each brush holder being N; a brush bundle is assembled on the brush holder; End caps, the end caps including a front end cap and a rear end cap; the front end cap and the rear end cap are respectively assembled on both sides of the main shaft, and a single brush holder is assembled between the front end cap and the rear end cap; or, the front end cap and the rear end cap are respectively assembled on both sides of the main shafts assembled together by front-to-back splicing, and multiple brush holders are assembled between the front end cap and the rear end cap after being spliced in sequence; A jacket, the jacket is assembled on the front end cap and the rear end cap, and the length of the jacket is determined by the number of the main shafts.

2. The slip ring with a modular structure as claimed in claim 1, wherein, Further including: An aluminum ring, a copper ring and an insulating sheet; a wire is reserved on the copper ring, and the aluminum ring, the copper ring and the insulating sheet are sleeved on the main shaft in sequence.

3. The slip ring with a modular structure according to claim 2, characterized in that, Further including a bearing baffle and a pressing plate; the bearing baffle is sleeved on the rear end of the main shaft, so that the aluminum ring, the copper ring and the insulating sheet are located between the front end cap and the bearing baffle; the pressing plate is assembled with the main shaft and restricts the bearing baffle from disengaging from the main shaft.

4. The slip ring with a modular structure according to claim 1, characterized in that, A rotation prevention piece is further arranged on the rear end cap.

5. The slip ring with a modular structure according to claim 1, characterized in that, An O-ring is further arranged on the front end cap.

6. The slip ring with a modular structure according to claim 1, characterized in that, N is 6.

7. The slip ring with a modular structure according to any one of claims 1 to 6, characterized in that When the main shaft is in multiple sections, it includes a first main shaft section and at least one second main shaft section; a plug hole is arranged at the rear end of the first main shaft section, a plug post matching the plug hole is arranged at the front end of the second main shaft section, and a plug hole matching the plug post is further arranged at the rear end of the second main shaft section; through the plug hole and the plug post, the multiple sections of the main shafts are assembled together by front-to-back splicing.

8. The slip ring with a modular structure according to claim 7, characterized in that, The number of the plug holes is 4 and they are annularly distributed; the number and positions of the plug posts correspond to those of the plug holes.

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