Heavy load initial velocity starting device

Abstract

The utility model belongs to heavy load initial speed starting device technical field, specifically is a kind of heavy load initial speed starting device, including female board and shaft coupling, the inside fixed mounting of female board has speed reducer, the output of speed reducer is fixedly installed with pinion, the surface of pinion is engaged with spur gear, bearing is installed between female board and spur gear, the inner diameter side of spur gear is equipped with groove or driving key;Through its fixed end hollow support coupling passive equipment, its torque transmission end excessive shaft coupling with passive equipment axle coupling, speed reducer is energized after driving pinion, pinion engages spur gear, adjusts bolt and makes spur gear and shaft coupling concentric, under the interaction of groove and driving key drive shaft coupling, shaft coupling drives excessive shaft coupling, excessive shaft coupling drives passive equipment axle rotation, realizes the initial speed starting of heavy load rotating equipment.

Description

Technical Field

[0001] This utility model relates to the technical field of heavy-load initial speed starting devices, specifically a heavy-load initial speed starting device. Background Technology

[0002] A heavy-duty initial speed starting device is a mechanical device whose core function is to achieve transmission between two rotating bodies. In modern industrial production, this device is widely used in mechanical structures and mechatronics, and is a key component of power transmission systems.

[0003] For the initial trial operation or initial speed start-up of heavy-duty rotating equipment, the traction methods such as winches, manual labor, and cranes have been used to this day. This is labor-intensive and inefficient. The main problems are: due to blind force, it is difficult to control the speed and stopping point. It requires a large number of people to cooperate, which is time-consuming and labor-intensive. The work efficiency is low and the workload of personnel is increased. In particular, the out-of-control state where it should stop but cannot is extremely unsafe.

[0004] Therefore, a heavy-load initial speed starting device is proposed to address the above problems. Utility Model Content

[0005] In order to overcome the shortcomings of the prior art and solve at least one of the technical problems mentioned in the background art, this utility model proposes a heavy-load initial speed starting device.

[0006] The technical solution adopted by this utility model to solve its technical problem is as follows: The heavy-load initial speed starting device of this utility model includes a mother plate and a coupling. A reducer is fixedly installed inside the mother plate. A small gear is fixedly installed at the output end of the reducer. A large gear meshes with the surface of the small gear. A bearing is installed between the mother plate and the large gear. A groove or drive key is provided on the inner diameter side of the large gear. A groove or drive key is provided on the outer diameter side of the coupling. The inner diameter of the large gear and the outer diameter of the coupling are clearance-fitted. An intermediate coupling is fixedly installed at the bottom of the coupling. A driven device shaft is fixedly installed at the bottom of the intermediate coupling. A hollow support is fixedly installed on the back of the mother plate. A driven device is fixedly installed on the top of the hollow support.

[0007] Furthermore, the tops of the small gear and the large gear are secured with protective covers by screws, and the top of the protective covers has a viewing window for observing the interior.

[0008] Furthermore, one side of the coupling is fitted with an adjusting bolt by a screw lock.

[0009] The advantages of this utility model are:

[0010] 1. This utility model connects the passive equipment via a hollow support at its fixed end, and its torque transmission end is connected to the passive equipment shaft via an intermediate coupling. When the reducer is energized, it drives a small gear, which meshes with a large gear. The centering bolt makes the large gear concentric with the coupling. The interaction between the slot and the drive key drives the coupling, which in turn drives the intermediate coupling, which in turn drives the passive equipment shaft to rotate, achieving initial speed start-up of the heavy-duty rotating equipment. It has the following advantages: high starting load, stable speed, no shaft translation, and hollow support releases tangential stress. It is easy to match and control. No forced constraints are required, ensuring safety and reliability. It allows for one person, one button operation, optimizing the working environment and reducing labor intensity. It has high work efficiency, liberating productivity. It has a compact structure and wide application. It is aesthetically pleasing and uniform. Attached Figure Description

[0011] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0012] Figure 1 This is a cross-sectional view of the mother plate in this utility model;

[0013] Figure 2 This is a top view of the protective cover in this utility model.

[0014] In the diagram: 1. Mother plate; 2. Reducer; 3. Pinion; 4. Gear; 5. Groove; 6. Key; 7. Coupling; 8. Bearing; 9. Protective cover; 10. Viewing window; 11. Hollowed-out support; 12. Adjusting bolt; 13. Passive equipment; 14. Transition coupling; 15. Passive equipment shaft. Detailed Implementation

[0015] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0016] Please see Figure 1-2As shown, a heavy-duty initial speed starting device includes a mother plate 1 and a coupling 7. A reducer 2 is fixedly installed inside the mother plate 1. A small gear 3 is fixedly installed at the output end of the reducer 2. A large gear 4 meshes with the surface of the small gear 3. A bearing 8 is installed between the mother plate 1 and the large gear 4. A groove 5 or a drive key 6 is provided on the inner diameter side of the large gear 4. A groove 5 or a drive key 6 is provided on the outer diameter side of the coupling 7. The inner diameter of the large gear 4 is clearance-fitted with the outer diameter of the coupling 7. An intermediate coupling 14 is fixedly installed at the bottom of the coupling 7. A passive device 13 shaft is fixedly installed at the bottom of the intermediate coupling 14. A hollow support 11 is fixedly installed on the back of the mother plate 1. The passive device 13 is fixedly installed on the top of the hollow support 11.

[0017] Specifically, the tops of the small gear 3 and the large gear 4 are fitted with protective covers 9 by screws, and the top of the protective covers 9 is provided with a viewing window 10 for observing the interior. One side of the coupling 7 is fitted with an adjusting bolt 12 by screws.

[0018] During operation, the heavy-load initial speed starting device designed in this scheme consists of a mother plate 1, a reducer 2, a pinion 3, a large gear 4, a groove 5, a key 6, a coupling 7, a transition coupling 14, a bearing 8, a protective cover 9, a viewing window 10, a hollow support 11, and adjusting bolts 12.

[0019] Its fixed end hollow support 11 is connected to the passive device 13, and its torque transmission end transition coupling 14 is connected to the shaft of the passive device 13. After the reducer 2 is powered on, it drives the small gear 3, which meshes with the large gear 4. The centering bolt makes the large gear 4 concentric with the coupling 7. Under the interaction of the groove 5 and the drive key 6, the coupling 7 is driven. The coupling 7 drives the transition coupling 14, which drives the shaft of the passive device 13 to rotate, realizing the initial speed start of the heavy-duty rotating equipment. When the shaft of the passive device 15 is long enough, the coupling 7 can be directly connected to the shaft of the passive device 15. When starting at low speed from the top of the passive device, the hollow support 11 is connected to the top of the passive device 13, and then the hollow support 11 is connected to the bottom surface of the mother plate 1, thereby further improving efficiency.

[0020] This equipment boasts the following advantages: high starting load, stable speed, no shaft displacement, and hollow support to release tangential stress. It is easily matched to rated loads and easy to control. No forced constraints are required, ensuring safety and reliability. It allows for one-person, one-button operation, optimizing the working environment and reducing labor intensity. It offers high work efficiency, liberating productivity. Its compact structure allows for wide application. It is aesthetically pleasing and uniform in appearance.

[0021] The working principle is as follows: the passive device 13 is connected to the fixed end hollow support 11, and the torque transmission end transition coupling 14 is connected to the shaft of the passive device 13. After the reducer 2 is powered on, it drives the small gear 3, which meshes with the large gear 4. The centering bolt makes the large gear 4 concentric with the coupling 7. Under the interaction of the groove 5 and the drive key 6, the coupling 7 is driven. The coupling 7 drives the transition coupling 14, which drives the shaft of the passive device 13 to rotate, realizing the initial speed start of the heavy-duty rotating equipment. When the shaft of the passive device 15 is long enough, the coupling 7 can be directly connected to the shaft of the passive device 15. When starting at low speed from the top of the passive device, the hollow support 11 is connected to the top of the passive device 13, and then the hollow support 11 is connected to the bottom surface of the mother plate 1, thereby further improving efficiency.

[0022] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0023] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A heavy-load initial speed starting device, characterized in that: The device includes a mother plate (1) and a coupling (7). A reducer (2) is fixedly installed inside the mother plate (1). A small gear (3) is fixedly installed at the output end of the reducer (2). A large gear (4) meshes with the surface of the small gear (3). A bearing (8) is installed between the mother plate (1) and the large gear (4). A groove (5) or a drive key (6) is provided on the inner diameter side of the large gear (4). A groove (5) or a drive key (6) is provided on the outer diameter side of the coupling (7). The inner diameter of the large gear (4) is clearance-fitted with the outer diameter of the coupling (7). An intermediate coupling (14) is fixedly installed at the bottom of the coupling (7). A passive device shaft (15) is fixedly installed at the bottom of the intermediate coupling (14). A hollow support (11) is fixedly installed on the back of the mother plate (1). A passive device (13) is fixedly installed on the top of the hollow support (11). Among them, the top of the small gear (3) and the large gear (4) are attached with a protective cover (9) by screws, and the top of the protective cover (9) is provided with a viewing window (10) for observing the interior. One side of the coupling (7) is fitted with an adjusting bolt (12) by screws.

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