CN216922900U

CN216922900U - High-efficient lubricated gear coupling

Info

Publication number: CN216922900U
Application number: CN202123102381.9U
Authority: CN
Inventors: 杨春娣
Original assignee: Zhenjiang Yuanda Transmission Machinery Co ltd
Current assignee: Zhenjiang Yuanda Transmission Machinery Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-08
Anticipated expiration: 2031-12-07

Abstract

The utility model belongs to the technical field of gear couplings, and particularly relates to a high-efficiency lubricating gear coupling which comprises two oppositely distributed shells, wherein two ends of each shell are respectively provided with a rotating shaft, oil storage cavities are respectively formed in the two shells, one end of each rotating shaft is provided with a transmission assembly, the transmission assembly is arranged in each oil storage cavity, a connecting piece is arranged between the two shells, two ends of each connecting piece are outwards provided with telescopic pistons, the two pistons are respectively arranged in the oil storage cavities, and one end of each shell, which is far away from the connecting piece, is provided with a through hole. Resulting in a problem of low lubrication efficiency.

Description

High-efficient lubricated gear coupling

Technical Field

The utility model belongs to the technical field of gear couplings, and particularly relates to an efficient lubricating gear coupling.

Background

The gear coupling is a common mechanical part for transmitting torque by a gear reducer and consists of two parts, namely a driving shaft and a driven shaft, and most of power machines are connected with a working machine by means of the gear coupling.

At present, the gear coupling is to process the oilhole on the ring gear, injects grease into the cavity between shaft coupling outer gear sleeve and the ring gear with the gasoline pump, but because inside and outside tooth meshing tooth is longer, and the meshing clearance is little, so only a small part of grease can enter into inside and outside tooth meshing position, and most grease deposits in the cavity, and lubricating efficiency is not high, and simultaneously, current sealing device effect is poor, and lubricating oil has the condition emergence of spilling.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an efficient lubricating gear coupling, which aims to solve the problems that most of grease is stored in a cavity in the existing gear coupling in the background technology, the lubricating efficiency is low, and meanwhile, the existing sealing device has poor effect and lubricating oil leaks.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-efficient lubricated gear coupling, includes two relative distribution's casing, two the both ends of casing all are equipped with the pivot, two the oil storage chamber has all been seted up to the inside of casing, the one end of pivot is equipped with drive assembly, drive assembly establishes in the oil storage chamber, two be equipped with the connecting piece between the casing, the both ends of connecting piece outwards all are equipped with telescopic piston, two the piston is established respectively in the oil storage chamber.

Preferably, the one end that the connecting piece was kept away from to the casing has seted up the through-hole, the one end of through-hole extends to in the oil storage chamber, the pivot is established in the through-hole, the thread groove has been seted up on the inner wall of through-hole, the internal clearance of thread groove is equipped with the oil seal ring, the oil seal ring cover is established in the pivot, the oil seal ring is cyclic annular helicitic texture.

Preferably, a spring seat is arranged in the middle of the connecting piece, a telescopic rod is fixedly arranged at one end of the piston, one end of the telescopic rod is slidably arranged in the spring seat, a spring is arranged in the spring seat, and two ends of the spring are respectively connected into the telescopic rods on two sides.

Preferably, the transmission assembly includes that outer tooth cover and meshing establish the gear in outer tooth cover, the one end in the pivot is established to the gear, outer tooth cover is fixed to be established in the inside in oil storage chamber, be equipped with fixing bolt on the gear, fixing bolt's one end extends to in the pivot to close soon with the pivot and be connected.

Preferably, a fastening assembly is arranged between the two shells and comprises a screw rod and a nut screwed at one end of the screw rod, and one end of the screw rod penetrates through the two shells and the connecting piece.

Preferably, the two shells are provided with check valves on the outside, and the two check valves are diagonally distributed on the two shells.

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

(1) the utility model is provided with the piston which can stretch out and draw back in the oil storage cavity, the lubricating oil is filled in the oil storage cavity, the piston on the connecting piece extrudes the lubricating oil in the oil storage cavity to the transmission components, and the lubricating oil is filled in the gaps between the transmission components, thereby solving the problem of low lubricating efficiency caused by that most of the oil in the existing gear coupling is stored in the cavity.

(2) The oil seal ring is arranged between the thread groove and the rotating shaft, the oil seal ring is of an annular thread structure, and when lubricating oil in the oil storage cavity is extruded to the oil seal ring, an oil seal is formed between the thread groove and the rotating shaft by the oil seal ring, so that the problems of poor effect and leakage of the lubricating oil of the conventional sealing device are solved.

Drawings

FIG. 1 is a schematic view of a partial structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the engagement between the retractable rod and the spring seat according to the present invention;

FIG. 4 is a schematic view of the oil seal ring and the rotating shaft according to the present invention;

FIG. 5 is a schematic view of the engagement between the shaft and the gear according to the present invention;

in the figure: 1. a rotating shaft; 2. a housing; 3. a one-way valve; 4. a connecting member; 5. a nut; 6. a screw; 7. a piston; 8. a telescopic rod; 9. a spring seat; 10. an outer gear sleeve; 11. an oil storage chamber; 12. a thread groove; 13. an oil seal ring; 14. a spring; 15. a through hole; 16. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a high-efficient lubricated gear coupling, includes two relative distribution's casing 2, and the both ends of two casings 2 all are equipped with pivot 1, and oil storage chamber 11 has all been seted up to the inside of two casings 2, and the one end of pivot 1 is equipped with drive assembly, and drive assembly establishes in oil storage chamber 11, is equipped with connecting piece 4 between two casings 2, and the both ends of connecting piece 4 outwards all are equipped with telescopic piston 7, and two pistons 7 are established respectively in oil storage chamber 11.

Further, a through hole 15 is formed in one end, away from the connecting piece 4, of the shell 2, one end of the through hole 15 extends into the oil storage cavity 11, the rotating shaft 1 is arranged in the through hole 15, a thread groove 12 is formed in the inner wall of the through hole 15, an oil seal ring 13 is arranged in the inner gap of the thread groove 12, the oil seal ring 13 is sleeved on the rotating shaft 1, the oil seal ring 13 is of an annular thread structure, and lubricating oil in the oil storage cavity 11 is prevented from overflowing through the through hole 15 by the oil seal ring 13.

Specifically, the middle part of connecting piece 4 is equipped with spring holder 9, and the one end of piston 7 is fixed and is equipped with telescopic link 8, and the one end of telescopic link 8 slides and establishes in the inside of spring holder 9, and the inside of spring holder 9 is equipped with spring 14, and the both ends of spring 14 are connected respectively in the telescopic link 8 of both sides, and piston 7 extrudees lubricating oil to between gear 16 and outer tooth cover 10 through spring 14.

It is worth explaining that the transmission assembly comprises an outer gear sleeve 10 and a gear 16 meshed with and arranged in the outer gear sleeve 10, the gear 16 is arranged at one end of the rotating shaft 1, the outer gear sleeve 10 is fixedly arranged inside the oil storage cavity 11, a fixing bolt is arranged on the gear 16, one end of the fixing bolt extends into the rotating shaft 1 and is connected with the rotating shaft 1 in a screwing mode, the gear 16 is fastened on the rotating shaft 1 through the fixing bolt, and the shell 2 is conveniently sleeved on the rotating shaft 1.

Furthermore, a fastening assembly is arranged between the two shells 2 and comprises a screw rod 6 and a nut 5 screwed at one end of the screw rod 6, one end of the screw rod 6 penetrates through the two shells 2 and the connecting piece 4, and the two shells 2 are fastened together through the screw rod 6 and the nut 5.

Further, the outside of two casings 2 all is equipped with check valve 3, and two check valves 3 are diagonal distribution on two casings 2, and the rotation of casing 2 can not be influenced to the check valve 3 of symmetric distribution.

The working principle and the using process of the utility model are as follows: when the utility model is used, the shell 2 is sleeved on the rotating shaft 1 through the through hole 15, the oil seal ring 13 can be arranged between the rotating shaft 1 and the thread groove 12 in the process, the gear 16 is meshed with the outer gear sleeve 10 in the shell 2, the gear 16 is fastened on the rotating shaft 1 through the fixing bolt, the two pistons 7 on the connecting piece 4 are respectively placed into the oil storage cavities 11 on two sides, the two shells 2 are installed together through the screw rod 6 and the nut 5, the spring 14 in the spring seat 9 is expanded outwards at the moment, so that the piston 7 is driven by the telescopic rod 8 to apply pressure to the oil storage cavity 11, the lubricating oil is extruded between the gear 16 and the outer gear sleeve 10, and the lubricating oil can be added into the oil storage cavity 11 through the one-way valve 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient lubricated gear coupling which characterized in that: including two casing (2) that distribute relatively, two the both ends of casing (2) all are equipped with pivot (1), two oil storage chamber (11) have all been seted up to the inside of casing (2), the one end of pivot (1) is equipped with the drive assembly, the drive assembly is established in oil storage chamber (11), two be equipped with connecting piece (4) between casing (2), the both ends of connecting piece (4) outwards all are equipped with telescopic piston (7), two piston (7) are established respectively in oil storage chamber (11).

2. A highly efficient lubricated gear coupling according to claim 1, wherein: casing (2) keep away from the one end of connecting piece (4) and seted up through-hole (15), the one end of through-hole (15) extends to in oil storage chamber (11), establish in through-hole (15) pivot (1), thread groove (12) have been seted up on the inner wall of through-hole (15), the internal clearance of thread groove (12) is equipped with oil seal ring (13), oil seal ring (13) cover is established in pivot (1), oil seal ring (13) are cyclic annular helicitic texture.

3. A highly efficient lubricated gear coupling according to claim 1, wherein: the middle part of connecting piece (4) is equipped with spring holder (9), the fixed telescopic link (8) that are equipped with in one end of piston (7), the one end of telescopic link (8) slides and establishes in the inside of spring holder (9), the inside of spring holder (9) is equipped with spring (14), the both ends of spring (14) are connected respectively in telescopic link (8) of both sides.

4. A highly efficient lubricated gear coupling according to claim 1, wherein: the transmission assembly comprises an outer gear sleeve (10) and a gear (16) meshed with the outer gear sleeve (10), one end of the rotating shaft (1) is arranged on the gear (16), the outer gear sleeve (10) is fixedly arranged inside the oil storage cavity (11), a fixing bolt is arranged on the gear (16), one end of the fixing bolt extends into the rotating shaft (1) and is connected with the rotating shaft (1) in a screwing mode.

5. A highly efficient lubricated gear coupling according to claim 1, wherein: two be equipped with fastening components between casing (2), fastening components includes screw rod (6) and screw rod (6) one end nut (5) of closing soon, two casings (2) and connecting piece (4) are run through to the one end of screw rod (6).

6. A highly efficient lubricated gear coupling according to claim 1, wherein: the two shells (2) are externally provided with one-way valves (3), and the two one-way valves (3) are diagonally distributed on the two shells (2).