CN213711671U

CN213711671U - Coupling of generator

Info

Publication number: CN213711671U
Application number: CN202022742713.9U
Authority: CN
Inventors: 杨玉超
Original assignee: Jiangsu Xinyi Power Equipment Co Ltd
Current assignee: Jiangsu Xinyi Power Equipment Co Ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-07-16
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to a shaft coupling technical field specifically is a generator shaft coupling, the one end of first installation loop bar is fixed with first connection pad, one side of first connection pad is provided with the second connection pad, one side of second connection pad is located central point and puts the department and be fixed with first vertical U type pole, the inboard of first vertical U type pole is rotated and is connected with first cross bearing, the both ends of first cross bearing are rotated and are connected with first horizontal U type pole. The utility model discloses, through drunkenness buffer beam mechanism, axial and the radial vibrations that produce when can absorbing the diesel engine operation prevent that vibrations from transmitting to the generator and leading to the generator to damage, and the shock attenuation prevents that the drunkenness effect is outstanding, and the operation is reliable and stable, improves the stability of generator operation simultaneously, through first cross bearing second cross bearing, can make diesel engine output and generator input at the disalignment axis position installation, reduces the installation degree of difficulty.

Description

Coupling of generator

Technical Field

The utility model relates to a shaft coupling technical field specifically is generator shaft coupling.

Background

The coupling is a mechanical part used for connecting two shafts (a driving shaft and a driven shaft) in different mechanisms to rotate together so as to transmit torque, the coupling consists of two halves which are respectively connected with the driving shaft and the driven shaft, a power machine is generally connected with a working machine by means of the coupling, and the output end of a diesel engine in a diesel generator is connected with the input end of the generator by the coupling so as to achieve the purpose of transmitting power.

However, current generator shaft coupling does not have prevents the drunkenness function, because the diesel engine can produce very big vibrations when moving, so the output of diesel engine can produce axial and radial drunkenness, the drunkenness can drive the generator vibrations through the input that the shaft coupling transmitted to the generator, generator operating stability has not only been reduced, and long-time vibrations can make the generator damage, although current generator shaft coupling has certain shock attenuation effect, but the shock attenuation effect is very little, the power of scurrying that can not eliminate the diesel engine production by a wide margin, the both ends of current generator shaft coupling are in same axis position simultaneously, there is inconvenience during the installation. Accordingly, those skilled in the art have provided generator couplings to address the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a generator shaft coupling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the generator coupler comprises a first mounting loop bar, one end of the first mounting loop bar is fixed with a first connecting disc, a second connecting disc is arranged on one side of the first connecting disc, a first vertical U-shaped rod is fixed on one side of the second connecting disc at the central position, the inner side of the first vertical U-shaped rod is rotatably connected with a first cross bearing, two ends of the first cross bearing are rotatably connected with a first transverse U-shaped rod, one side of the first transverse U-shaped rod is provided with a play buffer rod mechanism, the telescopic end of the play buffer rod is fixed with a second transverse U-shaped rod, the inner side of the second transverse U-shaped rod is rotatably connected with a second cross bearing, two ends of the second cross bearing are rotatably connected with a second vertical U-shaped rod, a fixed disc is fixed on one side of the second vertical U-shaped rod, and a second mounting loop bar is fixed on one side of the fixed disc.

As a further aspect of the present invention: the shifting buffer rod mechanism comprises a buffer loop rod fixed on one side of the first transverse U-shaped rod, a chute is arranged inside the buffer loop rod, four limit block chutes which are arranged in a circumferential manner are arranged at the edge position of the chute, the inner sides of the sliding grooves are connected with a sliding disc in a sliding manner, the positions of the outer sides of the sliding disc, which correspond to the four limiting block sliding grooves, are all fixed with limiting blocks, the four limiting blocks are connected with the inner sides of the four limiting block sliding grooves in a sliding manner, one end of the sliding disc is fixed with a buffering telescopic rod which extends to the outside of the buffering sleeve rod, one end of the sliding disc is connected with a first spring sleeved outside the buffering telescopic rod, one end of the first spring is connected with one end of the inside of the buffering sleeve rod, the other end of the sliding disc is connected with a second spring connected with the other end inside the buffering sleeve rod, and the tail end of the buffering telescopic rod is fixed with one side of a second transverse U-shaped rod.

As a further aspect of the present invention: the first connecting disc and the second connecting disc are fixed through six fixing bolts which are arranged circumferentially.

As a further aspect of the present invention: two terminal mounting holes, two, all be provided with the internal thread terminal mounting hole inboard of first installation loop bar and second installation loop bar have all been seted up.

As a further aspect of the present invention: first vertical U type pole and the vertical U type pole of second all are fixed in the one side of second connection pad and fixed disk respectively through welded mode, and just first vertical U type pole and the vertical U type pole of second all adopt stainless steel's component.

As a further aspect of the present invention: four the outside of stopper and the inboard of four stopper spouts all are provided with nichrome cladding material, and have filled lubricating oil between four stoppers and four stopper spouts.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, through drunkenness buffer beam mechanism, axial and the radial vibrations that produce when can absorbing the diesel engine operation prevent that vibrations from transmitting to the generator and leading to the generator to damage, and the shock attenuation prevents that the drunkenness effect is outstanding, and the operation is reliable and stable, improves the stability of generator operation simultaneously, through first cross bearing second cross bearing, can make diesel engine output and generator input at the disalignment axis position installation, reduces the installation degree of difficulty.

Drawings

FIG. 1 is a schematic diagram of a generator coupling;

FIG. 2 is a schematic side cross-sectional view of a play dampening bar mechanism in a generator coupling;

FIG. 3 is a schematic diagram of a forward cross-sectional structure of a play damping lever mechanism in a generator coupling.

In the figure: 1. a first mounting loop bar; 2. a first splice tray; 3. a second connecting disc; 4. a first vertical U-shaped bar; 5. a first cross bearing; 6. a first transverse U-shaped bar; 7. a second transverse U-shaped bar; 8. a second cross bearing; 9. a second vertical U-shaped bar; 10. fixing the disc; 11. a second mounting loop bar; 12. a buffer loop bar; 13. buffering the telescopic rod; 14. a sliding disk; 15. a limiting block; 16. a first spring; 17. a second spring; 18. and (5) fixing the bolt.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a generator coupler includes a first mounting sleeve rod 1, a first connecting plate 2 is fixed to one end of the first mounting sleeve rod 1, a second connecting plate 3 is disposed on one side of the first connecting plate 2, a first vertical U-shaped rod 4 is fixed to one side of the second connecting plate 3 at a central position, a first cross bearing 5 is rotatably connected to an inner side of the first vertical U-shaped rod 4, a first transverse U-shaped rod 6 is rotatably connected to both ends of the first cross bearing 5, a play buffering rod mechanism is disposed on one side of the first transverse U-shaped rod 6, a second transverse U-shaped rod 7 is fixed to an expansion end of the play buffering rod, a second cross bearing 8 is rotatably connected to an inner side of the second transverse U-shaped rod 7, a second vertical U-shaped rod 9 is rotatably connected to both ends of the second cross bearing 8, a fixing plate 10 is fixed to one side of the second vertical U-shaped rod 9, a second mounting loop bar 11 is fixed on one side of the fixed disc 10.

In fig. 2: the play buffer rod mechanism comprises a buffer loop rod 12 fixed on one side of a first transverse U-shaped rod 6, a chute is arranged inside the buffer loop rod 12, four stopper chutes which are arranged in a circumferential manner are arranged at the edge position of the chute, a sliding disc 14 is connected to the inner side of the chute in a sliding manner, stoppers 15 are fixed at the positions, corresponding to the four stopper chutes, on the outer side of the sliding disc 14, the four stoppers 15 are connected with the inner sides of the four stopper chutes in a sliding manner, a buffer telescopic rod 13 extending to the outer side of the buffer loop rod 12 is fixed at one end of the sliding disc 14, a first spring 16 sleeved outside the buffer telescopic rod 13 is connected at one end of the sliding disc 14, one end of the first spring 16 is connected with one end inside the buffer loop rod 12, a second spring 17 connected with the other end inside the buffer loop rod 12 is connected at the other end of the sliding disc 14, the tail end of the buffer telescopic rod 13 is fixed, the play buffer lever mechanism can absorb axial and radial vibrations generated when the diesel engine operates, prevents that vibrations from being transmitted to the generator to cause the generator to be damaged, and the shock absorption prevents that the play effect is outstanding, and the operation is reliable and stable, improves the stability of generator operation simultaneously.

In fig. 1: the first connecting disc 2 and the second connecting disc 3 are fixed through six fixing bolts 18, the six fixing bolts 18 are arranged circumferentially, and the fixing bolts 18 are used for connecting and fixing the first connecting disc 2 and the second connecting disc 3, so that the mounting and the dismounting are convenient.

In fig. 1: two terminal mounting holes have all been seted up to one side of first installation loop bar 1 and second installation loop bar 11, and two terminal mounting hole inboards all are provided with the internal thread, and terminal mounting hole is used for fixed with shaft coupling and diesel engine output and generator input.

In fig. 1: first vertical U type pole 4 and the vertical U type pole 9 of second all are fixed in the one side of second connection pad 3 and fixed disk 10 respectively through welded mode, and just first vertical U type pole 4 and the vertical U type pole 9 of second all adopt stainless steel's component, and stainless steel's component prevents to rust increase of service life.

In fig. 2: the outside of four stopper 15 and the inboard of four stopper spouts all are provided with nichrome cladding material, and have filled lubricating oil between four stopper 15 and four stopper spouts, and nichrome cladding material has good wearability, reduces the wearing and tearing of stopper 15 and stopper spout, prolongs the life of shaft coupling.

The utility model discloses a theory of operation is: the second mounting loop bar 11 is sleeved and fixed at the output end of the generator, the second mounting loop bar 11 is sleeved and fixed at the output end of the diesel engine, the diesel engine rotates and transmits power to the fixed disc 10 and the second vertical U-shaped bar 9, the second vertical U-shaped bar 9 transmits power to the second transverse U-shaped bar 7 through the second cross bearing 8, the second transverse U-shaped bar 7 transmits power to the buffering telescopic bar 13, the buffering telescopic bar 13 drives the buffering loop bar 12 to rotate through the clamping between the four limiting blocks 15 and the four limiting block sliding chutes, the buffering loop bar 12 drives the first transverse U-shaped bar 6 to rotate, the first transverse U-shaped bar 6 drives the first vertical U-shaped bar 4 and the second connecting disc 3 to rotate through the first cross bearing 5, the second connecting disc 3 drives the first connecting disc 2 to rotate through the six fixing bolts 18, the first connecting disc 2 drives the input end of the generator to rotate through the first mounting loop bar 1, therefore, power is transmitted to the generator, the first mounting loop bar 1 and the second mounting loop bar 11 can transmit power within a certain angle range through the first cross bearing 5 and the second cross bearing 8, power can be transmitted when the second mounting loop bar 11 and the first mounting loop bar 1 are not in the coaxial position, the mounting difficulty of the diesel engine and the generator is reduced, when the diesel engine generates axial and radial play, the output end of the diesel engine can drive the second mounting loop bar 11 to vibrate axially or radially, the second mounting loop bar 11 drives the buffer telescopic rod 13 to vibrate axially or radially, when the buffer telescopic rod 13 receives axial or radial vibration, the sliding disc 14 can be driven to slide on the inner side of the sliding chute, the first spring 16 and the second spring 17 on two sides are compressed and stretched radially respectively, the first spring 16 and the second spring 17 absorb the vibration force, so that the buffer loop bar 12 can rotate stably, the vibration generated by the diesel engine play can be prevented from being transmitted to the generator, and the generator is prevented from being damaged.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The generator coupler comprises a first installation sleeve rod (1) and is characterized in that a first connecting disc (2) is fixed at one end of the first installation sleeve rod (1), a second connecting disc (3) is arranged at one side of the first connecting disc (2), a first vertical U-shaped rod (4) is fixed at the position, located at the center, of one side of the second connecting disc (3), a first cross bearing (5) is rotatably connected to the inner side of the first vertical U-shaped rod (4), a first transverse U-shaped rod (6) is rotatably connected to the two ends of the first cross bearing (5), a play buffer rod mechanism is arranged at one side of the first transverse U-shaped rod (6), a second transverse U-shaped rod (7) is fixed to the telescopic end of the play buffer rod, a second cross bearing (8) is rotatably connected to the inner side of the second transverse U-shaped rod (7), a second vertical U-shaped rod (9) is rotatably connected to the two ends of the second cross bearing (8), one side of the second vertical U-shaped rod (9) is fixed with a fixed disc (10), and one side of the fixed disc (10) is fixed with a second mounting loop bar (11).

2. The generator coupling according to claim 1, wherein the play buffer rod mechanism comprises a buffer loop rod (12) fixed at one side of the first transverse U-shaped rod (6), a sliding groove is formed inside the buffer loop rod (12), four circumferentially arranged stopper sliding grooves are formed at the edge of the sliding groove, a sliding disc (14) is slidably connected to the inner side of the sliding groove, stopper blocks (15) are fixed at positions on the outer side of the sliding disc (14) corresponding to the four stopper sliding grooves, the four stopper blocks (15) are slidably connected to the inner sides of the four stopper sliding grooves, a buffer telescopic rod (13) extending to the outer portion of the buffer loop rod (12) is fixed at one end of the sliding disc (14), and a first spring (16) sleeved on the outer side of the buffer telescopic rod (13) is connected to one end of the sliding disc (14), one end of the first spring (16) is connected with one end of the inner part of the buffering sleeve rod (12), the other end of the sliding disc (14) is connected with a second spring (17) connected with the other end of the inner part of the buffering sleeve rod (12), and the tail end of the buffering telescopic rod (13) is fixed with one side of the second transverse U-shaped rod (7).

3. Generator coupling according to claim 1, wherein the first coupling disc (2) and the second coupling disc (3) are fixed by six fixing bolts (18), the six fixing bolts (18) being arranged circumferentially.

4. The coupling for the power generator as claimed in claim 1, wherein one side of each of the first mounting loop bar (1) and the second mounting loop bar (11) is provided with two terminal mounting holes, and the inner sides of the two terminal mounting holes are provided with internal threads.

5. The generator coupling according to claim 1, characterized in that the first vertical U-shaped rod (4) and the second vertical U-shaped rod (9) are fixed on one side of the second connecting disc (3) and the fixed disc (10) respectively by welding, and the first vertical U-shaped rod (4) and the second vertical U-shaped rod (9) are both stainless steel members.

6. The generator coupling according to claim 2, characterized in that the outer sides of the four limit blocks (15) and the inner sides of the four limit block sliding grooves are provided with nichrome plating, and lubricating oil is filled between the four limit blocks (15) and the four limit block sliding grooves.