CN215567430U - Crowned tooth transmission shaft with circulating lubrication structure - Google Patents

Abstract

The utility model provides a crowned tooth transmission shaft with a circulating lubrication structure, which comprises a shaft body, an inner gear ring shell and a dustproof shaft sleeve, wherein gear rings are arranged at two ends of the shaft body and are in meshed connection with the inner gear ring shell, the inner gear ring shell comprises an oil tank and a filtering mechanism, a plurality of oil seepage nets are arranged on the inner wall of the inner gear ring shell, the filtering mechanism comprises a filtering net group and a stirring assembly, a diaphragm oil pump is arranged at the top of the dustproof shaft sleeve, an oil inlet pipe is arranged at the bottom of the diaphragm oil pump, an oil outlet pipe is arranged at one side of the diaphragm oil pump, the oil inlet pipe and the oil outlet pipe are both connected with the oil tank, the stirring assembly comprises a rotating shaft, stirring blades are arranged on the surface of the rotating shaft, and the rotating shaft is movably connected with the inner wall of the oil tank through the shaft sleeve. The utility model realizes that the device is not easy to generate abrasion after long-term use, avoids potential safety hazard caused by factory production, and improves the safety and the practicability of the device.

Description

Crowned tooth transmission shaft with circulating lubrication structure

Technical Field

The utility model mainly relates to the technical field of transmission shafts, in particular to a crowned tooth transmission shaft with a circulating lubrication structure.

Background

The crowned tooth coupling is an important mechanical basic component, and has the function of connecting a driving shaft and a driven shaft and transmitting torque to enable the two shafts to rotate together. Among the various couplings, the crowned tooth coupling has the advantages of small size, large transmission torque, strong capacity of absorbing connection errors, excellent durability and the like, and is the most common part for connecting two transmission shafts in medium-sized and heavy-duty machinery. In engineering use, due to manufacturing and installation errors, deformation, abrasion, foundation sinking and the like of parts, axial displacement, radial displacement, angular displacement, comprehensive displacement and the like of two shafts are caused to deviate. The presence of the offset causes additional dynamic loads to be generated on the shaft, the bearing and the coupling, high-speed operation cannot be realized, and the working condition of machine parts is deteriorated due to insufficient lubrication.

For example, the utility model of CN201721915319.2, includes an external gear sleeve of the transmission shaft and a roller end shaft sleeve, an end sleeve of the external gear sleeve of the transmission shaft is located inside the roller end shaft sleeve, an intermediate gear sleeve is arranged between the roller end shaft sleeve and the external gear sleeve of the transmission shaft, a first inner gear ring is arranged at the joint of the external gear sleeve of the transmission shaft, a first outer gear ring is arranged at the joint of the roller end shaft sleeve, a mounting groove is arranged at the center of the intermediate gear sleeve, a connecting piece is arranged in the mounting groove in a matching manner, a second inner gear ring and a second outer gear ring are arranged on the connecting piece, the second inner gear ring is meshed with the first outer gear ring, the second outer gear ring is meshed with the first inner gear ring, an oil inlet is arranged at the bottom of the mounting groove, an oil outlet is arranged at the top of the mounting groove, although the patent can be used normally, after long-term use, wear often occurs, and the potential safety hazard of factory production is easily caused, the safety and the practicability of the device are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a crowned tooth transmission shaft with a circulating lubrication structure, which is used for solving the technical problems in the background technology.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a cydariform tooth transmission shaft with circulating lubrication structure, includes axis body, ring gear shell and dustproof axle sleeve, the both ends of axis body all are equipped with the ring gear, the ring gear is connected with the meshing of ring gear shell, the ring gear shell is including oil tank and filter mechanism, the inner wall of ring gear shell is equipped with a plurality of oil seepage net, filter mechanism is including filter screen group and stirring subassembly, the top of dustproof axle sleeve is equipped with the diaphragm oil pump, the bottom of diaphragm oil pump is equipped with into oil pipe, one side of diaphragm oil pump is equipped with out oil pipe, it all is connected with the oil tank with play oil pipe to advance oil pipe, the stirring subassembly is including the pivot, the surface of pivot is equipped with the stirring leaf, the inner wall swing joint in axle sleeve and oil tank is passed through in the pivot.

Preferably, one side of the gear ring is provided with a thrust block. In the preferred embodiment, the thrust block can realize the limiting and protecting function of the gear ring.

Preferably, thrust plates are arranged on two sides of the inner gear ring shell. In the preferred embodiment, the thrust plate can realize the limiting and protecting function on the inner gear ring shell.

Preferably, one side of the dustproof shaft sleeve is provided with a sealing baffle plate, and a sealing rubber ring is arranged at the joint of the sealing baffle plate and the thrust plate. In the preferred embodiment, the sealing rubber ring can realize the sealing function of the oil in the inner gear ring shell.

Preferably, the inner wall of the oil tank is provided with a flame-retardant coating. In the preferred embodiment, the oil tank has a flame retardant function through the flame retardant coating.

Preferably, the inner wall of the dustproof shaft sleeve is provided with a wear-resisting plate. In the preferred embodiment, the wear-resistant effect of the dust-proof shaft sleeve and the outer rotating shaft can be achieved through the wear-resistant plate.

Preferably, the diaphragm oil pump is connected with the dustproof shaft sleeve through a mounting plate. In the preferred embodiment, the diaphragm oil pump can be stably arranged on the surface of the dustproof shaft sleeve through the mounting plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the shaft body, the inner gear ring shell, the dustproof shaft sleeve, the gear ring, the oil tank, the filtering mechanism, the oil seepage net, the filtering net group, the stirring assembly, the diaphragm oil pump, the oil inlet pipe, the oil outlet pipe, the rotating shaft, the stirring blade and the shaft sleeve, after long-term use, abrasion is not easy to generate, the potential safety hazard of factory production is avoided, and the safety and the practicability of the device are improved.

The present invention will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is an isometric view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

FIG. 3 is a schematic view of another perspective of the overall structure of the present invention;

FIG. 4 is a schematic view of region A of FIG. 2 according to the present invention;

fig. 5 is a schematic view of the region B of fig. 3 according to the present invention.

In the figure: 1. a shaft body; 2. an inner gear ring housing; 21. an oil tank; 210. a flame retardant coating; 22. a filtering mechanism; 23. an oil seepage net; 24. a filter screen set; 25. a stirring assembly; 251. a rotating shaft; 252. stirring blades; 253. a shaft sleeve; 3. a dustproof shaft sleeve; 30. sealing the rubber ring; 31. sealing the baffle; 32. a wear plate; 4. a ring gear; 5. a diaphragm oil pump; 51. an oil inlet pipe; 52. an oil outlet pipe; 53. mounting a plate; 6. a thrust block; 7. a thrust plate.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the utility model are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In an embodiment, referring to fig. 1-5, a crowned tooth transmission shaft with a circulating lubrication structure includes a shaft body 1, an inner gear ring housing 2 and a dustproof shaft sleeve 3, wherein both ends of the shaft body 1 are provided with gear rings 4, the gear rings 4 are engaged with the inner gear ring housing 2, the inner gear ring housing 2 includes an oil tank 21 and a filtering mechanism 22, the inner wall of the inner gear ring housing 2 is provided with a plurality of oil-permeable nets 23, the filtering mechanism 22 includes a filtering net set 24 and a stirring assembly 25, the top of the dustproof shaft sleeve 3 is provided with a diaphragm oil pump 5(HGP-3A-F6R), the bottom of the diaphragm oil pump 5 is provided with an oil inlet pipe 51, one side of the diaphragm oil pump 5 is provided with an oil outlet pipe 52, the oil inlet pipe 51 and the oil outlet pipe 52 are both connected with the oil tank 21, the stirring assembly 25 includes a rotating shaft 251, and the surface of the rotating shaft is provided with stirring blades 252, through bolt connection, the rotating shaft 251 is movably connected with the inner wall of the oil tank 21 through a shaft sleeve 253.

In the embodiment, referring to fig. 2-5, a thrust block 6 is disposed on one side of the gear ring 4, and is connected with a bolt, and the thrust block 6 is used to limit and protect the gear ring 4, thrust plates 7 are disposed on both sides of the gear ring housing 2, and are connected with a bolt, and the thrust plate 7 is used to limit and protect the gear ring housing 2, a seal baffle 31 is disposed on one side of the dustproof shaft sleeve 3, and is connected with a bolt, a seal rubber ring 30 is disposed at a joint of the seal baffle 31 and the thrust plate 7, and is used to seal oil in the gear ring housing 2, a flame retardant coating 210 is disposed on an inner wall of the oil tank 21, and is used to retard flame of the oil tank 21, and an abrasion-resistant plate 32 is disposed on an inner wall of the dustproof shaft sleeve 3, and is connected with a bolt, through antifriction plate 32, can realize the wear-resisting effect when dustproof shaft sleeve 3 is connected with the outside pivot, diaphragm oil pump 5 passes through mounting panel 53 and is connected with dustproof shaft sleeve 3, through mounting panel 53, can realize the firm effect of installing on dustproof shaft sleeve 3's surface of diaphragm oil pump 5.

The specific operation mode of the utility model is as follows:

firstly, the user carries out the spacing installation with the pivot at both ends through dustproof axle sleeve 3 and antifriction plate 32 with the device, carry out the spacing installation with ring gear shell 2 and ring gear 4 through thrust block 6 and thrust plate 7 subsequently, then lead to in the fluid tank 21 with fluid through unfamiliar oil pump 5 and advance oil pipe 51, filter through filter screen group 24, later stir the fluid in the transport through pivot 251 and stirring leaf 252, prevent that fluid from solidifying and silting in the inlet of fluid tank 21, part fluid passes through the surface that oozing oil net 23 got into ring gear 4 subsequently, the surplus fluid of piling up gets into unfamiliar oil pump 5 through an oil pipe 52 afterwards, accomplish the circulation of a lubricated oil.

The utility model is described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the above-described embodiments, and it is within the scope of the utility model to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.

Claims (7)

1. A crowned tooth transmission shaft with a circulating lubrication structure comprises a shaft body (1), an inner gear ring shell (2) and a dustproof shaft sleeve (3), and is characterized in that gear rings (4) are arranged at two ends of the shaft body (1), the gear rings (4) are in meshed connection with the inner gear ring shell (2), the inner gear ring shell (2) comprises an oil tank (21) and a filtering mechanism (22), and a plurality of oil seepage nets (23) are arranged on the inner wall of the inner gear ring shell (2);

filtering mechanism (22) is including filter screen group (24) and stirring subassembly (25), the top of dustproof axle sleeve (3) is equipped with diaphragm oil pump (5), the bottom of diaphragm oil pump (5) is equipped with into oil pipe (51), one side of diaphragm oil pump (5) is equipped with out oil pipe (52), it all is connected with fluid cabin (21) with play oil pipe (52) to advance oil pipe (51), stirring subassembly (25) are including pivot (251), the surface of pivot (251) is equipped with stirring leaf (252), inner wall swing joint in pivot (251) through axle sleeve (253) and fluid cabin (21).

2. A crowned tooth drive shaft with an endless lubrication arrangement as claimed in claim 1, characterised in that one side of the ring gear (4) is provided with a thrust block (6).

3. Crowned tooth transmission shaft with circulation lubrication arrangement according to claim 1, characterized in that thrust plates (7) are provided on both sides of the inner ring gear case (2).

4. The crowned tooth transmission shaft with the circulating lubrication structure is characterized in that a sealing baffle plate (31) is arranged on one side of the dustproof shaft sleeve (3), and a sealing rubber ring (30) is arranged at the joint of the sealing baffle plate (31) and the thrust plate (7).

5. A crowned tooth drive shaft with circulating lubrication arrangement as claimed in claim 1, characterized in that the inner wall of the oil tank (21) is provided with a fire retardant coating (210).

6. Crowned tooth drive shaft with circulating lubrication arrangement according to claim 1, characterized in that the inner wall of the dust boot (3) is provided with wear plates (32).

7. Crowned tooth drive shaft with circulating lubrication arrangement according to claim 1, characterized in that the diaphragm oil pump (5) is connected with the dust bushing (3) by means of a mounting plate (53).

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