Model stage planet carrier

Abstract

The utility model relates to a model level planet carrier, in particular to a model level planet carrier which comprises a mounting base, a hollow circular ring is fixedly connected to the upper surface of the mounting base, four planet gears are rotatably connected to the inner wall of the hollow circular ring, and the four planet gears are connected in a meshed mode. A mounting hole is formed in the upper surface of the hollow circular ring, a lubricating device is arranged on the outer surface of the hollow circular ring, the lubricating device comprises a storage part, a conveying part, a flowing part and a filtering part, and the storage part comprises a small oil tank and an oil injection hole; by arranging the lubricating device, the problem that the planet carrier is inconvenient to use or an internal planet gear cannot be maintained is solved, lubricating oil is injected into a small oil tank outside the planet carrier, a water pump is started to bring the lubricating oil into the planet carrier, and the lubricating oil directly flows to the planet gear through an oil outlet hole in the planet carrier; the planetary gear is maintained, and the situation that the service life of the planetary gear is affected due to rusting is avoided.

Description

Technical Field

[0001] The utility model relates to a model-level planetary frame, in particular to a model-level planetary frame. Background Art

[0002] The planetary carrier is a key component in the planetary gear transmission system. It carries the rotational motion of the planetary wheels and withstands the maximum torque during the transmission process. The planetary carrier must ensure sufficient strength and rigidity to withstand the large torque during the transmission process. The design should take into account the ease of processing and assembly to reduce manufacturing costs and improve production efficiency. Under the premise of ensuring strength and rigidity, the mass should be reduced as much as possible to improve the overall performance of the system. During the manufacturing process, the overall blank of the planetary carrier is generally cast, while other related parts that are not easy to cast are mostly processed by welding.

[0003] When the existing planetary carrier is in use, it is impossible to maintain the planetary gears installed inside it. The planetary gears are seriously affected by long-term high-speed operation and contact with substances that easily cause the planetary gears to rust, but they cannot be maintained after installation and use. It is time-consuming and laborious to take them down for maintenance. Utility Model Content

[0004] The main purpose of the utility model is to provide a model-level planetary carrier to solve the problems raised in the related art. When the existing planetary carrier is in use, it is impossible to maintain the planetary gears installed inside it. The planetary gears are in high-speed operation for a long time and come into contact with substances that easily cause the planetary gears to rust, which seriously affects the service life of the planetary gears. However, after installation and use, it is impossible to maintain it, and it is time-consuming and laborious to take it down for maintenance.

[0005] 2. In order to achieve the above object, according to one aspect of the utility model, a model-level planet carrier is provided, comprising a mounting base, a hollow ring is fixedly connected to the upper surface of the mounting base, four planetary gears are rotatably connected to the inner wall of the hollow ring, the four planetary gears are meshed with each other, a mounting hole is provided on the upper surface of the hollow ring, and a lubrication device is provided on the outer surface of the hollow ring;

[0006] The lubricating device comprises a storage part, a conveying part, a flow part and a filtering part. The storage part comprises a small oil tank and an oil filling hole. The small oil tank is arranged on the outer surface of the hollow ring. The oil filling hole is arranged on one side of the upper surface of the small oil tank. Lubricating oil is injected into the small oil tank through the oil filling hole, enters the flow part through the conveying part, and flows to the planetary gear through the flow part.

[0007] The delivery part includes a small water pump and a delivery pipe, the two ends of the delivery pipe are respectively arranged on the upper surface of the small oil tank and the arc surface of the hollow ring and pass through the hollow ring, the small water pump is arranged on the arc surface of the hollow ring, located above the small oil tank, and wraps the delivery pipe, through the driving of the small water pump, the lubricating oil enters the delivery pipe from the small oil tank, and then flows through the delivery pipe to the top of the filter part, and then enters the flow part;

[0008] The flow part includes a flow groove and an oil outlet hole. The flow groove is opened above the outer surface of the vacuum ring. The oil outlet hole is arranged at the bottom of the flow groove and penetrates the flow groove. The lubricating oil flows to the planetary gear through the oil outlet hole at the bottom of the flow groove to lubricate the planetary gear to prevent rust and blockage and prevent rotation.

[0009] The filter unit includes a porous filter plate, which is arranged inside the flow groove and above the oil outlet. The lubricating oil is filtered through the porous filter plate to prevent impurities from entering the planetary gear when the lubricating oil is injected.

[0010] Furthermore, a flow groove is provided on the upper surface of the hollow ring, an oil outlet hole is provided at the bottom of the inner wall of the flow groove, the oil outlet hole passes through the bottom of the flow groove, a porous filter plate is provided inside the flow groove, and two L-shaped plates are fixedly connected to one side of the outer surface of the porous filter plate.

[0011] Furthermore, an annular cover is provided above the flow groove, and a rubber ring is fixedly connected to one side of the outer surface of the annular cover.

[0012] Furthermore, three fixing plates are fixedly connected to one side of the outer surface of the annular cover, and fixing holes are opened on the outer surfaces of the three fixing plates. Bolts are inserted and connected to the inner walls of the fixing holes, and a thread groove is opened on the arc surface of the hollow ring. The surface area and shape of the inner wall of the thread groove are adapted to the surface area and shape of the bolt.

[0013] Furthermore, a small oil tank is fixedly connected to the arc surface of the hollow circular ring, an oil filling hole is arranged on the upper surface of the small oil tank, and a sealing plug is inserted and connected to the inner wall of the oil filling hole.

[0014] Furthermore, a delivery pipe is fixedly connected to the inner wall of the small oil tank, a small water pump is fixedly connected to the outer surface of the delivery pipe, one side of the outer surface of the small water pump is fixedly connected to the arc surface of the hollow ring, and one end of the delivery pipe leads to the interior of the flow groove.

[0015] Compared with the prior art, the utility model has the following beneficial effects: by arranging a lubrication device, the problem that it is inconvenient or impossible to maintain the internal planetary gears of the planetary carrier when it is put into use is solved; by injecting lubricating oil into a small oil tank outside the planetary carrier, starting a water pump to bring the lubricating oil into the interior of the planetary carrier, and directly flowing to the planetary gears through the oil outlet holes inside the planetary carrier, the planetary gears are maintained, thereby preventing the planetary gears from rusting and affecting their service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the flow tank structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the porous filter plate of the utility model.

[0019] Illustrations: 1. Mounting base; 2. Hollow ring; 3. Planetary gear; 4. Mounting hole; 5. Lubrication device; 51. Flow groove; 52. Oil outlet hole; 53. Porous filter plate; 54. L-shaped plate; 55. Ring cover; 56. Rubber ring; 57. Fixing plate; 58. Fixing hole; 59. Bolt; 510. Threaded groove; 511. Small oil tank; 512. Oil filling hole; 513. Sealing plug; 514. Small water pump; 515. Delivery pipe. DETAILED DESCRIPTION

[0020] In order to further explain the technical means and effects adopted by the utility model to achieve the predetermined utility model purpose, the specific implementation method, structure, characteristics and effects of the utility model are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0021] 3. Please refer to Figure 1-Figure 3 As shown, the purpose of this embodiment is to provide a model-level planet carrier, including a mounting base 1, a hollow ring 2 is fixedly connected to the upper surface of the mounting base 1, four planetary gears 3 are rotatably connected to the inner wall of the hollow ring 2, the four planetary gears 3 are meshed with each other, a mounting hole 4 is provided on the upper surface of the hollow ring 2, and a lubrication device 5 is provided on the outer surface of the hollow ring 2;

[0022] The lubricating device 5 includes a storage part, a conveying part, a flow part and a filtering part. The storage part includes a small oil tank 511 and an oil injection hole 512. The small oil tank 511 is arranged on the outer surface of the hollow ring 2. The oil injection hole 512 is arranged on one side of the upper surface of the small oil tank 511. Lubricating oil is injected into the small oil tank 511 through the oil injection hole 512, enters the flow part through the conveying part, and flows to the planetary gear 3 through the flow part.

[0023] The delivery part includes a small water pump 514 and a delivery pipe 515. The two ends of the delivery pipe 515 are respectively arranged on the upper surface of the small oil tank 511 and the arc surface of the hollow ring 2 and pass through the hollow ring 2. The small water pump 514 is arranged on the arc surface of the hollow ring 2, located above the small oil tank 511, and wraps the delivery pipe 515. Through the drive of the small water pump 514, the lubricating oil enters the delivery pipe 515 from the small oil tank 511, and then flows into the upper part of the filter part through the delivery pipe 515, and then enters the flow part;

[0024] The flow portion includes a flow groove 51 and an oil outlet 52. The flow groove 51 is opened above the outer surface of the vacuum ring 2. The oil outlet 52 is arranged at the bottom of the flow groove 51 and penetrates the flow groove 51. The lubricating oil flows to the planetary gear 3 through the oil outlet 52 at the bottom of the flow groove 51 to lubricate the planetary gear 3 to prevent rust and blockage and prevent the planetary gear from rotating.

[0025] The filter unit includes a porous filter plate 53, which is arranged inside the flow groove 51 and above the oil outlet hole 52. The lubricating oil is filtered through the porous filter plate 53 to prevent the lubricating oil from carrying impurities into the planetary gear 3 when it is injected;

[0026] A flow groove 51 is provided on the upper surface of the hollow ring 2, and an oil outlet hole 52 is provided at the bottom of the inner wall of the flow groove 51. The oil outlet hole 52 penetrates the bottom of the flow groove 51. A porous filter plate 53 is provided inside the flow groove 51. Two L-shaped plates 54 are fixedly connected to one side of the outer surface of the porous filter plate 53. The flow groove 51 and the oil outlet hole 52 are provided to allow the lubricating oil input from the delivery pipe 515 to flow to every corner of the flow groove 51, and then flow into the planetary gear 3 through the oil outlet hole 52.

[0027] An annular cover 55 is provided above the flow groove 51, and a rubber ring 56 is fixedly connected to one side of the outer surface of the annular cover 55. The annular cover 55 and the rubber ring 56 are provided to seal the opening of the flow groove 51 to prevent the lubricating oil from mixing with impurities and flowing out when too much is injected;

[0028] Three fixing plates 57 are fixedly connected to one side of the outer surface of the annular cover 55. The outer surfaces of the three fixing plates 57 are provided with fixing holes 58. Bolts 59 are inserted and connected to the inner walls of the fixing holes 58. A threaded groove 510 is provided on the arc surface of the hollow ring 2. The surface area and shape of the inner wall of the threaded groove 510 match the surface area and shape of the outer surface of the bolt 59. The fixing holes 58, the bolts 59 and the threaded groove 510 are provided to fix the annular cover 55 on the hollow ring 2.

[0029] The arc surface of the hollow ring 2 is fixedly connected with a small oil tank 511, and an oil filling hole 512 is provided on the upper surface of the small oil tank 511. A sealing plug 513 is inserted and connected to the inner wall of the oil filling hole 512. The oil filling hole 512 is provided to inject lubricating oil into the small oil tank 511.

[0030] The inner wall of the small oil tank 511 is fixedly connected with a delivery pipe 515, and the outer surface of the delivery pipe 515 is fixedly connected with a small water pump 514. One side of the outer surface of the small water pump 514 is fixedly connected to the arc surface of the hollow ring 2. One end of the delivery pipe 515 leads to the interior of the flow groove 51. By setting the delivery pipe 515 and the small water pump 514, the lubricating oil in the small oil tank 511 is transferred to the flow groove 51.

[0031] When the utility model is used, the sealing plug 513 in the oil filling hole 512 is removed, and the lubricating oil is injected into the small oil tank 511 from the oil filling hole 512, and then the sealing plug 513 is inserted into the oil filling hole 512, and then the planetary carrier with the planetary gear 3 is installed on the relevant machinery through the mounting base 1 and the mounting hole 4 with fixing screws, and then the L-shaped plate 54 is grasped to put the porous filter plate 53 into the flow groove 51, and the L-shaped plate 54 is suspended on the edge of the hollow ring 2, and then the annular cover 55 with the rubber ring 56 is covered on the flow groove 51, so that the rubber ring 56 is inserted into the flow groove 51. , the fixing hole 58 on the fixing plate 57 is aligned with the thread groove 510, and the bolt 59 is pushed through the fixing hole 58 and inserted into the thread groove 510 to fix the annular cover 55. When the planetary gear 3 needs to be maintained, the small water pump 514 is started to draw the lubricating oil in the small oil tank 511 into the delivery pipe 515, and the lubricating oil flows into the flow groove 51 through the delivery pipe 515, and flows into the bottom of the flow groove 51 after being filtered by the porous filter plate 53, and finally flows out from the oil outlet 52 to the planetary gear 3, so as to lubricate and maintain the planetary gear 3, avoid rust, and extend the service life of the planetary gear 3.

[0032] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0033] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A model-level planet carrier, comprising a mounting base (1), characterized in that: The upper surface of the mounting base (1) is fixedly connected to a hollow ring (2), the inner wall of the hollow ring (2) is rotatably connected to four planetary gears (3), the four planetary gears (3) are meshed with each other, the upper surface of the hollow ring (2) is provided with a mounting hole (4), and the outer surface of the hollow ring (2) is provided with a lubrication device (5); The lubricating device (5) comprises a storage part, a conveying part, a flow part and a filtering part. The storage part comprises a small oil tank (511) and an oil injection hole (512). The small oil tank (511) is arranged on the outer surface of the hollow ring (2). The oil injection hole (512) is arranged on one side of the upper surface of the small oil tank (511). Lubricating oil is injected into the small oil tank (511) through the oil injection hole (512), enters the flow part through the conveying part, and flows to the planetary gear (3) through the flow part. The delivery portion comprises a small water pump (514) and a delivery pipe (515), the two ends of the delivery pipe (515) being respectively arranged on the upper surface of the small oil tank (511) and the arc surface of the hollow ring (2) and passing through the hollow ring (2), the small water pump (514) being arranged on the arc surface of the hollow ring (2), being located above the small oil tank (511) and wrapping the delivery pipe (515), and the lubricating oil is driven by the small water pump (514) so ​​as to enter the delivery pipe (515) from the small oil tank (511), and then flow through the delivery pipe (515) to the top of the filter portion, and then enter the flow portion; The flow portion comprises a flow groove (51) and an oil outlet hole (52), wherein the flow groove (51) is opened above the outer surface of the vacuum ring (2), and the oil outlet hole (52) is arranged at the bottom of the flow groove (51) and penetrates the flow groove (51), and the lubricating oil flows onto the planetary gear (3) through the oil outlet hole (52) at the bottom of the flow groove (51), thereby lubricating the planetary gear (3) and preventing the planetary gear (3) from being blocked by rust and unable to rotate; The filter unit comprises a porous filter plate (53) which is arranged inside the flow groove (51) and above the oil outlet hole (52). The lubricating oil is filtered through the porous filter plate (53) to prevent the lubricating oil from carrying impurities into the planetary gear (3) when it is injected.

2. A model-level planet carrier according to claim 1, characterized in that: A flow groove (51) is provided on the upper surface of the hollow circular ring (2), an oil outlet hole (52) is provided at the bottom of the inner wall of the flow groove (51), and the oil outlet hole (52) passes through the bottom of the flow groove (51). A porous filter plate (53) is provided inside the flow groove (51), and two L-shaped plates (54) are fixedly connected to one side of the outer surface of the porous filter plate (53).

3. A model-level planet carrier according to claim 2, characterized in that: An annular cover (55) is arranged above the flow groove (51), and a rubber ring (56) is fixedly connected to one side of the outer surface of the annular cover (55).

4. A model-level planet carrier according to claim 3, characterized in that: Three fixing plates (57) are fixedly connected to one side of the outer surface of the annular cover (55); fixing holes (58) are provided on the outer surfaces of the three fixing plates (57); bolts (59) are inserted and connected to the inner walls of the fixing holes (58); a thread groove (510) is provided on the arc surface of the hollow circular ring (2); the surface area and shape of the inner wall of the thread groove (510) are adapted to the surface area and shape of the outer surface of the bolt (59).

5. A model-level planet carrier according to claim 4, characterized in that: A small oil tank (511) is fixedly connected to the arc surface of the hollow circular ring (2); an oil filling hole (512) is provided on the upper surface of the small oil tank (511); and a sealing plug (513) is inserted and connected to the inner wall of the oil filling hole (512).

6. A model-level planet carrier according to claim 5, characterized in that: The inner wall of the small oil tank (511) is fixedly connected to a delivery pipe (515), the outer surface of the delivery pipe (515) is fixedly connected to a small water pump (514), one side of the outer surface of the small water pump (514) is fixedly connected to the arc surface of the hollow ring (2), and one end of the delivery pipe (515) leads to the interior of the flow groove (51).

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