CN220067153U

CN220067153U - Carbon brush structure of hydraulic generator

Info

Publication number: CN220067153U
Application number: CN202321010878.4U
Authority: CN
Inventors: 周小兵; 沈菊芳
Original assignee: Jiangsu Hailing Carbon Products Co ltd
Current assignee: Jiangsu Hailing Carbon Products Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-11-21
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses a carbon brush structure of a hydraulic generator, which comprises a mounting ring and a quick-mounting mechanism; and (3) a mounting ring: six sliding frames distributed at equal angles are fixedly connected to the upper end of the sliding frame, a mounting frame is fixedly connected to the sliding frames in a sliding manner, carbon brushes are inserted into the mounting frame, two leads are arranged at one ends of the carbon brushes, which are far away from the center of the mounting ring, the sliding frames and the mounting frame are provided with corresponding avoiding openings, sliding posts are fixedly connected to the mounting frame in the same sliding frame in a sliding manner, and sliding holes are formed in one ends of the sliding frames, which are far away from the center of the mounting ring, of the sliding frames; and (3) a fast-assembling mechanism: the novel hydraulic generator carbon brush structure is characterized in that the novel hydraulic generator carbon brush structure is arranged in the sliding frame, the quick assembly mechanism is matched with the carbon brush, a spring II is arranged between one end, away from the center of the mounting ring, of the mounting frame and the sliding frame, the carbon brush of the hydraulic generator can be quickly replaced, and time and labor are saved in the carbon brush replacement process.

Description

Carbon brush structure of hydraulic generator

Technical Field

The utility model relates to the technical field of hydraulic generators, in particular to a carbon brush structure of a hydraulic generator.

Background

The hydraulic generator is a generator which uses a hydraulic turbine as a prime motor to convert water energy into electric energy, when water flows through the hydraulic turbine, the water energy is converted into mechanical energy, a rotating shaft of the hydraulic turbine drives a rotor of the generator to convert the mechanical energy into electric energy to be output, the hydraulic generator is main power equipment for producing electric energy of a hydropower station, carbon brushes are an indispensable part of the hydraulic generator which can keep normal operation, the carbon brushes need to be frequently replaced due to abrasion, when the carbon brushes are regularly maintained and replaced, the carbon brushes of the existing part of hydraulic generator carbon brush structure need to be detached from a carbon brush frame by using a tool to twist screws, then new carbon brushes are mounted on the carbon brush frame through screw twisting, the hydraulic generator is troublesome when a plurality of carbon brushes need to be replaced, time and labor are wasted by a person, and the carbon brushes drop from the carbon brush frame due to the fact that screw twisting is not in place possibly occurs, so that safety problems are caused.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the existing defects, provide the carbon brush structure of the hydraulic generator, quickly replace the carbon brush of the hydraulic generator, ensure better locking after replacement, ensure that personnel saves more time and labor in the process of replacing the carbon brush, and effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the carbon brush structure of the hydraulic generator comprises a mounting ring and a quick-mounting mechanism;

and (3) a mounting ring: six sliding frames distributed at equal angles are fixedly connected to the upper end of the sliding frame, a mounting frame is fixedly connected to the sliding frames in a sliding manner, carbon brushes are inserted into the mounting frame, two leads are arranged at one ends of the carbon brushes, which are far away from the center of the mounting ring, the sliding frames and the mounting frame are provided with corresponding avoiding openings, sliding posts are fixedly connected to the mounting frame in the same sliding frame in a sliding manner, and sliding holes are formed in one ends of the sliding frames, which are far away from the center of the mounting ring, of the sliding frames;

and (3) a fast-assembling mechanism: the quick assembly mechanism is arranged in the sliding frame and is matched with the carbon brush, the carbon brush of the hydraulic generator can be quickly replaced, and after replacement, locking is better, so that personnel can save time and labor in the carbon brush replacement process.

Further, a second spring is arranged between one end, away from the center of the mounting ring, of the mounting frame and the sliding frame, and the second spring is sleeved on the outer cambered surface of the sliding column respectively, so that the carbon brush can be clung to the rotating shaft.

Further, the quick-mounting mechanism comprises a U-shaped frame and inserting columns, the U-shaped frame is fixedly connected to the front side and the rear side of the center of the mounting frame respectively, the inserting columns are slidably connected to the inside of the U-shaped frame, slots are formed in the inside of the carbon brush, through holes corresponding to the positions of the slots are formed in the outer side face of the mounting frame, the inserting columns penetrate through the through holes respectively and are inserted into the adjacent slots, and therefore quick assembly disassembly of the carbon brush is achieved.

Further, the quick assembly mechanism further comprises a limiting disc and a first spring, the limiting disc is fixedly sleeved on the outer cambered surface of the inserting column respectively, the first spring is arranged between the limiting disc and the U-shaped frame respectively, and the first spring is sleeved on the outer cambered surface of the inserting column respectively, so that the quick assembly and disassembly of the carbon brush are realized.

Further, quick-mounting mechanism still includes slip post, connecting rod and rotation seat, slip post sliding connection is in the slip section of thick bamboo that the upper end of mounting bracket set up respectively, and the equal fixed cover in outer cambered surface upper end of slip post is equipped with the rotating turret, and the inside of rotating turret rotates respectively and is connected with two connecting rods, and the front and back both sides that the mounting bracket (4) center was kept away from to the inserted bar are all fixedly connected with rotation seat, and the one end that the rotating turret was kept away from to the connecting rod all rotates with vertical adjacent rotation seat through the round pin axle and is connected, has realized the quick assembly disassembly to the carbon brush.

Further, the buttons are fixedly connected to the upper ends of the sliding columns, and the carbon brush can be conveniently and quickly assembled and disassembled.

Further, the installation blocks which are evenly distributed are fixedly connected to the outer cambered surface of the installation ring, and the installation holes are formed in the installation blocks, so that the carbon brush mechanism is installed.

Compared with the prior art, the utility model has the beneficial effects that: this hydraulic generator carbon brush structure has following benefit:

personnel install suitable position through the mounting hole on the installation piece with it, then the hydraulic generator operation, the carbon brush has received the effort of spring two can hug closely in the pivot of rotating, the wire can outwards be electrically conductive during hydraulic generator operation, when needs maintenance change to the carbon brush, personnel push button downwards drive the rotating turret on the slip post and move downwards, make the connecting rod on the rotating turret outwards expand, drive the inserted link on the rotating base and leave the slot in the carbon brush, spring one is in compressed state this moment, then personnel take out worn carbon brush from the inside of mounting bracket, insert new carbon brush in the mounting bracket later, align it with the inserted link, loosen the button later, spring one rapidly kick-backs drives the inserted link and accomplishes the locking to the carbon brush in the slot this moment, can change hydraulic generator fast, and the locking is better after changing, make personnel more save time laborsaving in the in-process of changing the hydraulic generator carbon brush.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the quick assembly mechanism of the present utility model.

In the figure: the device comprises a mounting ring 1, a quick-mounting mechanism 2, a sliding column 21, a connecting rod 22, a limiting disc 23, a U-shaped frame 24, a first spring 25, a rotating seat 26, a plug-in column 27, a carbon brush 3, a mounting frame 4, a second spring 5, a sliding column 6, a wire 7, a sliding frame 8, a button 9, a mounting block 10 and a passing hole 11.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present embodiment provides the following technical solutions: the carbon brush structure of the hydraulic generator comprises a mounting ring 1 and a quick-mounting mechanism 2;

mounting ring 1: six sliding frames 8 distributed at equal angles are fixedly connected to the upper end of the sliding frame, the sliding frames 8 are internally and respectively connected with a mounting frame 4 in a sliding manner, carbon brushes 3 are inserted into the mounting frames 4, two leads 7 are respectively arranged at one end of each carbon brush 3, which is far away from the center of the mounting ring 1, the sliding frames 8 and the mounting frames 4 are respectively provided with corresponding avoiding openings, sliding columns 6 are respectively and slidably connected into sliding holes formed in one end, which is far away from the center of the mounting ring 1, of each sliding frame 8, and each sliding column 6 is fixedly connected with the mounting frame 4 in the same sliding frame 8;

and (2) a quick assembly mechanism: the quick-mounting mechanism 2 is respectively arranged in the sliding frame 8, the quick-mounting mechanism 2 is matched and mounted with the carbon brush 3, a second spring 5 is respectively arranged between one end of the mounting frame 4 far away from the center of the mounting ring 1 and the sliding frame 8, the second spring 5 is respectively sleeved on the outer cambered surface of the sliding column 6, the quick-mounting mechanism 2 comprises a U-shaped frame 24 and a plug post 27, the U-shaped frame 24 is respectively fixedly connected with the front side and the rear side of the center of the mounting frame 4, the plug posts 27 are respectively and slidably connected in the U-shaped frame 24, slots are respectively arranged in the carbon brush 3, through holes 11 corresponding to the positions of the slots are respectively arranged on the outer side of the mounting frame 4, the plug posts 27 respectively penetrate through the through holes 11 and are spliced with the adjacent slots, the quick-mounting mechanism 2 further comprises a limiting disc 23 and a first spring 25, the limiting disc 23 is respectively and fixedly sleeved on the outer cambered surface of the plug post 27, the first spring 25 is respectively arranged between the limiting disc 23 and the U-shaped frame 24, the first spring 25 is respectively sleeved on the outer cambered surface of the inserted column 27, the quick-assembly mechanism 2 further comprises a sliding column 21, a connecting rod 22 and a rotating seat 26, the sliding column 21 is respectively and slidably connected in a sliding cylinder arranged at the upper end of the mounting frame 4, rotating frames are fixedly sleeved at the upper ends of the outer cambered surfaces of the sliding column 21, two connecting rods 22 are respectively and rotatably connected in the rotating frames, the rotating seat 26 is fixedly connected to the front side and the rear side of the inserted column 27 far away from the center of the mounting frame 4, one end of the connecting rod 22 far away from the rotating frames is rotatably connected with the inner parts of the vertically adjacent rotating seats 26 through pin shafts, buttons 9 are fixedly connected to the upper ends of the sliding column 21, uniformly distributed mounting blocks 10 are fixedly connected to the outer cambered surface of the mounting ring 1, mounting holes are formed in the inner parts of the mounting blocks 10, personnel mount the mounting blocks 10 at proper positions through the mounting holes, then the hydraulic generators are operated, the carbon brush 3 can be clung to the rotating shaft which is rotating by the acting force of the spring II 5, the conducting wire 7 can conduct electricity outwards during the operation of the hydraulic generator, when the carbon brush 3 needs to be maintained and replaced, a person presses the button 9 downwards to drive the rotating frame on the sliding column 21 to move downwards, the connecting rod 28 on the rotating frame is enabled to expand outwards, the inserting column 27 on the rotating seat 26 is driven to leave the slot in the mounting block 22, the spring I25 is in a compressed state, then the person takes out the worn carbon brush 3 from the inside of the mounting frame 4, then inserts the new carbon brush 3 into the mounting frame 4 to align the carbon brush with the inserting column 27, then releases the button 9, at the moment, the spring I25 rapidly rebounds to drive the inserting column 27 to insert the slot to complete locking of the carbon brush 3, the carbon brush 3 of the hydraulic generator can be replaced quickly, and after the replacement, the locking is better, so that the person saves time and labor in the replacement process of the carbon brush 3.

The carbon brush structure of the hydraulic generator provided by the utility model has the following working principle: the personnel installs suitable position through the mounting hole on the installation piece 10, the hydraulic generator operation afterwards, carbon brush 3 has received the effort of spring two 5 can hug closely on the pivot of rotating, wire 7 can outwards electrically conduct during hydraulic generator operation, when need to maintain the change to carbon brush 3, personnel push button 9 downwards drive the rotating turret on the slip post 21 and move downwards, make the connecting rod 28 on the rotating turret outwards expand, drive the inserted link 27 on the rotating seat 26 and leave the slot in the installation piece 22, spring one 25 is in compressed state at this moment, then personnel take out worn carbon brush 3 from the inside of mounting bracket 4, then insert new carbon brush 3 in mounting bracket 4, align it with inserted link 27, release button 9 afterwards, spring one 25 kick-backs rapidly and drive inserted link 27 to accomplish the locking to carbon brush 3 in the slot at this moment, can change to hydraulic generator carbon brush 3 fast, and after the change the locking is better, make personnel more labour saving and time saving in the process of changing carbon brush 3.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. The utility model provides a hydro-generator carbon brush structure which characterized in that: comprises a mounting ring (1) and a quick-mounting mechanism (2);

mounting ring (1): six sliding frames (8) with equal angle distribution are fixedly connected to the upper ends of the sliding frames (8), the sliding frames (8) are internally and slidably connected with mounting frames (4), carbon brushes (3) are inserted into the mounting frames (4), two conducting wires (7) are arranged at one ends, far away from the center of the mounting ring (1), of the carbon brushes (3), corresponding avoidance openings are formed in the sliding frames (8) and the mounting frames (4), sliding columns (6) are slidably connected into sliding holes formed in the inner portions of one ends, far away from the center of the mounting ring (1), of the sliding frames (8), and the sliding columns (6) are fixedly connected with the mounting frames (4) in the same sliding frames (8);

quick-mounting mechanism (2): the quick-mounting mechanism is arranged in the sliding frame (8), and the quick-mounting mechanism (2) and the carbon brush (3) are mounted in a matched mode.

2. The carbon brush structure of a hydro-generator as defined in claim 1 wherein: and a second spring (5) is respectively arranged between one end, far away from the center of the mounting ring (1), of the mounting frame (4) and the sliding frame (8), and the second springs (5) are respectively sleeved on the outer cambered surface of the sliding column (6).

3. The carbon brush structure of a hydro-generator as defined in claim 1 wherein: the fast-assembling mechanism (2) comprises a U-shaped frame (24) and inserting columns (27), the U-shaped frame (24) is fixedly connected to the front side and the rear side of the center of the mounting frame (4) respectively, inserting columns (27) are slidably connected to the inside of the U-shaped frame (24), slots are formed in the inside of the carbon brush (3), through holes (11) corresponding to the positions of the slots are formed in the outer side face of the mounting frame (4), and the inserting columns (27) penetrate through the through holes (11) respectively to be inserted into adjacent slots.

4. The carbon brush structure of a hydro-generator as defined by claim 3 wherein: the quick assembly mechanism (2) further comprises a limiting disc (23) and a first spring (25), wherein the limiting disc (23) is fixedly sleeved on the outer cambered surface of the inserting column (27) respectively, the first spring (25) is arranged between the limiting disc (23) and the U-shaped frame (24) respectively, and the first spring (25) is sleeved on the outer cambered surface of the inserting column (27) respectively.

5. The carbon brush structure of a hydro-generator as defined by claim 4 wherein: the quick-mounting mechanism (2) further comprises a sliding column (21), connecting rods (22) and rotating seats (26), the sliding column (21) is respectively connected in a sliding cylinder arranged at the upper end of the mounting frame (4) in a sliding mode, rotating frames are fixedly sleeved at the upper ends of the outer cambered surfaces of the sliding column (21), two connecting rods (22) are respectively connected in a rotating mode, the inserting columns (27) are far away from the front side and the rear side of the center of the mounting frame (4) and are fixedly connected with the rotating seats (26), and one ends of the connecting rods (22) far away from the rotating frames are connected with the inner portions of the vertically adjacent rotating seats (26) in a rotating mode through pin shafts.

6. The carbon brush structure of a hydro-generator as defined in claim 5 wherein: the upper ends of the sliding columns (21) are fixedly connected with buttons (9).

7. The carbon brush structure of a hydro-generator as defined in claim 1 wherein: the installation ring is characterized in that the installation blocks (10) which are uniformly distributed are fixedly connected to the outer cambered surface of the installation ring (1), and installation holes are formed in the installation blocks (10).