CN216642842U - Drum-shaped tooth type coupling convenient to clean - Google Patents

Abstract

The utility model discloses a drum-shaped tooth type coupling convenient to clean, which comprises two outer gear rings, two inner gear sleeves, two coupling columns, two coupling discs and two fixing rings, wherein a plurality of empty grooves are formed in the coupling discs, a limiting plate is fixedly connected to one side of each inner gear sleeve, a plurality of damping springs are arranged inside the limiting plate, a plurality of liquid inlet holes are formed in the curved surface of each inner gear sleeve, a plurality of liquid outlet holes are formed in the curved surface of each fixing ring, the inner gear sleeves are meshed with the outer gear rings, cleaning liquid can be conveniently discharged after the coupling is cleaned through the liquid outlet holes formed in the fixing rings and the grooves formed in the coupling columns and gaps between the coupling discs and the limiting plates, further, the damping springs can buffer stress from the axis connecting line direction through the matching of the damping springs arranged on the limiting plates and the empty grooves formed in the coupling discs, and the abrasion is reduced.

Description

Drum-shaped tooth type coupling convenient to clean

Technical Field

The utility model belongs to the technical field of couplings, and particularly relates to a drum-shaped tooth type coupling convenient to clean.

Background

The drum-shaped tooth type coupling has the advantages of compact structure, large bearing capacity, wide application range and reliable work, and has the capacity of comprehensively compensating relative offset of two shafts, so the drum-shaped tooth type coupling is widely applied to the condition that the shafts need to move in a transmission way. The drum-shaped tooth type coupling for the existing main transmission adopts an external oil return device to realize thin oil lubrication, and the process is as follows: lubricating oil enters from the hose on the right side of the intermediate shaft through the oil inlet ring, and respectively enters the driving end gear pair on the right side and the driven end gear pair on the left side through the cavity in the intermediate shaft body for lubrication, wherein the lubricating oil of the driven end gear pair on the left side flows back to the main lubricating station after flowing into the external oil return device.

Although thin oil lubrication can reduce the abrasion between a driving end gear pair and a driven end gear pair in a drum-shaped tooth type coupling, in some drum-shaped tooth type couplings with compact structural connection, the drum-shaped tooth type couplings are frequently directly stored without cleaning after being lubricated due to complex disassembly, and the abraded iron chips and other impurities are accumulated after long-term use, so that the drum-shaped tooth type couplings are unsmooth in movement during working, and even the couplings are seriously damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drum-shaped tooth type coupling convenient to clean, which can solve the problem of cleaning of the coupling caused by the fact that the wear between a driving end gear pair and a driven end gear pair is reduced by lubricating the coupling with thin oil when the existing drum-shaped tooth type coupling is braked, further reduce the vibration of the drum-shaped tooth type coupling, reduce the wear and prolong the service life of the coupling.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a cydariform tooth-like shaft coupling convenient to it is clean, includes two outer ring gears, two internal tooth axle sleeves, two shaft coupling posts, two shaft coupling dishes and two solid fixed rings, outer ring gear cover is in the inboard of shaft coupling dish, shaft coupling post fixed connection is at the middle part of shaft coupling dish, shaft coupling post and shaft coupling dish middle part all run through and are equipped with the shaft coupling hole, set up a plurality of dead slot on the shaft coupling dish, one side fixedly connected with limiting plate of internal tooth axle sleeve, the inside a plurality of damping spring that is provided with of limiting plate, the solid fixed ring of opposite side fixedly connected with of internal tooth axle sleeve, a plurality of feed liquor hole has been seted up to the curved surface of internal tooth axle sleeve, a plurality of liquid outlet has been seted up to solid fixed ring's curved surface, internal tooth axle sleeve and outer ring gear meshing are connected, gu be provided with a plurality of bolt interface on the fixed ring.

The coupling column, the coupling disc and the outer gear ring are of an integrated structure, the limiting plate, the inner gear shaft sleeve and the fixing ring are of an integrated structure, the tooth form of the outer gear ring is a drum-shaped tooth, and the tooth form of the inner gear shaft sleeve is a straight tooth.

Preferably, the middle parts of the limiting plate and the fixing ring are provided with circular cavities, the coupling column penetrates through the circular cavities on the limiting plate, the empty groove is sleeved with the damping spring, and a gap is reserved between the empty groove and the limiting plate.

Preferably, the symmetrical both sides of coupling post are equipped with the recess, recess one end is connected the coupling dish.

Preferably, an annular bump is arranged between the internal tooth shaft sleeve and the limiting plate, one side of the annular bump is fixedly connected with the internal tooth shaft sleeve, and the other side of the annular bump is fixedly connected with the limiting plate.

Preferably, the bolt interface cover is equipped with the screw rod, the screw rod front end is connected with the nut, be equipped with the gasket between nut and the solid fixed ring.

The utility model has the beneficial effects that:

the utility model provides a liquid inlet hole convenient to it is clean, is through sheathe in including the gear shaft including and sets up, when braking, can carry out the thin oil lubrication to the gear shaft coupling of cydariform, and the back of the stop work can follow the liquid inlet hole and pour into the cleaning solution, and the liquid outlet of rethread setting on solid fixed ring to and set up the recess on the shaft coupling post, the space between shaft coupling dish and the limiting plate, make the cleaning solution under the rotation of gear pair, can conveniently discharge behind the clean shaft coupling.

Furthermore, through the matching of the damping springs arranged on the limiting plates and the empty grooves in the coupling disc, when the coupling works, the damping springs can buffer stress from the axis connecting line direction, vibration of the coupling during braking is reduced, and the service life of the coupling is prolonged.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

fig. 2 is a schematic view of the connection structure of the present invention.

In the figure: 1. an outer ring gear; 2. an internally toothed shaft sleeve; 3. a coupling post; 4. a coupling disc; 5. a fixing ring; 6. an empty groove; 7. a damping spring; 8. a shaft coupling hole; 9. a limiting plate; 10. a liquid inlet hole; 11. a liquid outlet; 12. a bolt interface; 13. a groove; 14. an annular projection; 15. a screw; 16. a nut; 17. and (7) a gasket.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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. 1-2, a drum-shaped gear coupling convenient to clean comprises two outer gear rings 1, two inner gear shaft sleeves 2, two coupling posts 3, two coupling discs 4 and two fixing rings 5, wherein the outer gear rings 1 are sleeved on the inner sides of the coupling discs 4, the coupling posts 3 are fixedly connected to the middle parts of the coupling discs 4, the coupling posts 3 and the middle parts of the coupling discs 4 are respectively provided with a coupling shaft hole 8 for connecting a driving shaft and a driven shaft in a penetrating manner, the coupling discs 4 are provided with a plurality of empty grooves 6, one side of each inner gear shaft sleeve 2 is fixedly connected with a limiting plate 9, the limiting plate 9 is internally provided with a plurality of damping springs 7, the damping springs 7 can be embedded in the empty grooves 6, under the condition of no stress, the length of each damping spring 7 is larger than the depth of each empty groove 6, the other side of each inner gear shaft sleeve 2 is fixedly connected with a fixing ring 5, the curved surface of each inner gear shaft sleeve 2 is provided with a plurality of liquid inlet holes 10, and the curved surface of each fixing ring 5 is provided with a plurality of liquid outlet 11, the internal tooth shaft sleeve 2 is meshed with the external gear ring 1, and the periphery of one side of the fixing ring 5 is provided with a plurality of bolt interfaces 12.

The coupling post 3, the coupling disc 4 and the outer gear ring 1 are of an integrated structure, the limiting plate 9, the inner tooth shaft sleeve 2 and the fixing ring 5 are of an integrated structure, the coupling post 3, the coupling disc 4 and the outer gear ring 1 can be embedded into the middle of the limiting plate 9, the inner tooth shaft sleeve 2 and the fixing ring 5, the tooth form of the outer gear ring 1 is drum-shaped teeth, the tooth form of the inner tooth shaft sleeve 2 is straight teeth, the outer gear ring 1 of the drum-shaped teeth can allow large angular displacement, the contact condition of the teeth can be improved, the capacity of transmitting torque is improved, and the service life is prolonged.

Wherein, limiting plate 9 and solid fixed ring 5 middle parts are equipped with circular cavity, and coupling post 3 passes circular cavity, and dead slot 6 cup joints damping spring 7, leaves the space between dead slot 6 and the limiting plate 9, and the space can be convenient for the discharge of cleaning solution.

Wherein, 3 symmetrical both sides of coupling post are equipped with recess 13, and coupling dish 4 is connected to recess 13 one end, and the cleaning solution when driving shaft gear pair and driven shaft gear pair outwards ooze, accessible recess 13 discharges.

Wherein, be equipped with annular lug 14 between internal tooth axle sleeve 2 and the limiting plate 9, annular lug 14 can prevent the collision of during operation outer ring gear 1 and limiting plate 9, and annular lug 14 one side and internal tooth axle sleeve 2 fixed connection, annular lug 14 opposite side and limiting plate 9 fixed connection.

Wherein, bolt interface 12 cover is equipped with screw rod 15, and the screw rod 15 front end is connected with nut 16, is equipped with gasket 17 between nut 16 and the solid fixed ring 5, and the setting of gasket 17 has avoided nut 16 to solid fixed ring 5 too big pressure.

When the gear coupling is used, a user firstly sleeves an integrated structure of the coupling column 3, the coupling disc 4 and the outer gear ring 1 into a cavity in the integrated structure of the limiting plate 9, the inner-tooth shaft sleeve 2 and the fixing rings 5, then the positions of the two fixing rings 5 are aligned and locked by matching the screw rod 15, the sleeve sheet and the nut 16, the assembled tooth-type drum-shaped coupling is connected with the driving shaft and the driven shaft, the coupling can be lubricated by thin oil during braking, abrasion is reduced, cleaning solution is injected from the liquid inlet hole 10 after work is finished, the driving shaft is started, the cleaning solution is brought to each part of the coupling to be cleaned by using the rotation of the coupling, and the cleaned cleaning solution can be discharged through the liquid outlet 11 and the groove 13, so that the cleaning effect is achieved.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a drum-shaped tooth type shaft coupling convenient to it is clean, includes two outer ring gears (1), two internal tooth axle sleeves (2), two shaft coupling posts (3), two shaft coupling dishes (4) and two solid fixed rings (5), its characterized in that, outer ring gear (1) cover is in the inboard of shaft coupling dish (4), shaft coupling post (3) fixed connection is in the middle part of shaft coupling dish (4), shaft coupling post (3) and shaft coupling dish (4) middle part all run through and are equipped with shaft coupling hole (8), set up a plurality of dead slot (6) on shaft coupling dish (4), one side fixedly connected with limiting plate (9) of internal tooth axle sleeve (2), limiting plate (9) inside is provided with a plurality of damping spring (7), the opposite side fixedly connected with solid fixed ring (5) of internal tooth axle sleeve (2), a plurality of feed liquor hole (10) have been seted up to the curved surface of internal tooth axle sleeve (2), a plurality of liquid outlet (11) have been seted up to the curved surface of solid fixed ring (5), internal tooth axle sleeve (2) and outer ring gear (1) meshing are connected, gu be provided with a plurality of bolt interface (12) on fixed ring (5).

2. The drum-shaped tooth type coupling convenient to clean as claimed in claim 1, wherein the coupling column (3), the coupling disc (4) and the outer gear ring (1) are mutually matched structures, the limiting plate (9), the inner gear sleeve (2) and the fixing ring (5) are mutually matched structures, the tooth profile of the outer gear ring (1) is drum-shaped, and the tooth profile of the inner gear sleeve (2) is straight teeth.

3. The convenient-to-clean drum-shaped tooth type coupling is characterized in that the middle parts of the limiting plate (9) and the fixing ring (5) are both circular cavities, the coupling post (3) penetrates through the circular cavities in the limiting plate, the empty groove (6) is sleeved with the damping spring (7), and a gap is formed between the empty groove (6) and the limiting plate (9).

4. A drum tooth coupling for facilitating cleaning according to claim 1, characterized in that the coupling stud (3) is provided with grooves (13) on both symmetrical sides, one end of the groove (13) being connected to the coupling disc (4).

5. The easy-to-clean drum tooth coupling according to claim 1, characterized in that an annular projection (14) is provided between the inner tooth bushing (2) and the limiting plate (9), one side of the annular projection (14) is fixedly connected with the inner tooth bushing (2), and the other side of the annular projection (14) is fixedly connected with the limiting plate (9).

6. Drum-shaped tooth coupling for facilitating cleaning according to claim 1, characterized in that the bolt interface (12) is sleeved with a screw (15), the front end of the screw (15) is connected with a nut (16), and a gasket (17) is arranged between the nut (16) and the fixed ring (5).

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