CN216045063U

CN216045063U - Hub flip-chip low-bending-moment high-performance coupler

Info

Publication number: CN216045063U
Application number: CN202121910964.1U
Authority: CN
Inventors: 张华�
Original assignee: Zhejiang Haineng Transmission Machinery Co ltd
Current assignee: Zhejiang Haineng Transmission Machinery Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-15
Anticipated expiration: 2031-08-16

Abstract

The utility model provides a low moment of flexure high performance shaft coupling of hub flip-chip, relates to the shaft coupling field, including flip-chip type wheel hub, lamination subassembly, switching dish, middle festival, flip-chip type wheel hub with the switching dish passes through the lamination subassembly is connected, in the switching dish is gone into to flip-chip type wheel hub cover, middle festival pass through nut and bolt with the switching dish is connected, with the wheel hub flange flip-chip at both ends, has shortened centrobaric position, makes the additional moment of flexure of shaft coupling effect on the rotor diminish, improves the bearing life-span, improves the rotational speed of shaft coupling, and the midbody can not fly away when the wheel hub flip-chip can prevent the fracture of lamination group bolt simultaneously.

Description

Hub flip-chip low-bending-moment high-performance coupler

Technical Field

The utility model relates to the field of couplings, in particular to a low-bending-moment high-performance coupling with a hub reversely mounted.

Background

The coupling is a device which enables two shafts or the shafts and a rotating assembly to rotate together in the process of transmitting force or moving so as to prevent the shafts or the shafts and the rotating assembly from being disengaged. And can also be used as a safety component to prevent the coupling mechanism from being overloaded, thereby playing a role of protection.

The most common coupling in the market is the flange hub normal installation, which can cause the whole axial length of the coupling to be very large, but the installation space on site is not allowed, and on the other hand, the flange hub normal installation obviously causes the gravity center position of the coupling to be too large, which causes the bending moment of the coupling acting on a unit rotor to be very large, and shortens the service life of a support bearing.

SUMMERY OF THE UTILITY MODEL

The utility model provides a low-bending-moment high-performance coupler with reversely mounted hubs, which is characterized in that hub flanges at two ends are reversely mounted, the position of the center of gravity is shortened, the additional bending moment of the coupler acting on a rotor is reduced, the service life of a bearing is prolonged, the rotating speed of the coupler is improved, and meanwhile, the intermediate body can not fly out when a laminated sheet group bolt is broken due to the reversely mounted hubs.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a low moment of flexure high performance shaft coupling of wheel hub flip-chip, wherein, includes flip-chip type wheel hub, lamination subassembly, switching dish, middle festival, flip-chip type wheel hub with the switching dish passes through the lamination subassembly is connected, in the switching dish is gone into to flip-chip type wheel hub cover, middle festival pass through nut and bolt with the switching dish is connected.

Preferably, the inner surface of the adapter plate is provided with an anti-scratch strip for preventing the inverted hub from damaging the inner surface of the adapter plate.

Preferably, the anti-scratch strips are straight strips protruding outwards from the inner surface of the adapter plate, and are distributed along the inner surface circumference array of the adapter plate.

Preferably, the anti-scratch strip is provided with an inclined guide surface, and the inclined guide surface extends to the inner surface of the anti-scratch strip from the outer edge of the inner surface of the adapter disc in an inclined manner.

Preferably, the inner surface of the anti-scratch strip is an arc surface which is concave towards the direction of the adapter plate.

Preferably, the anti-scratch strip is further provided with an anti-slip groove for preventing the inverted hub from slipping.

Preferably, the anti-slip groove is a straight groove which is recessed inwards from the middle part of the inner surface of the anti-scratch strip.

Preferably, the anti-skid groove is also internally provided with a deformation adaptive part, the deformation adaptive part is protruding grains protruding outwards from the side surfaces of the two sides of the anti-skid groove, and the protruding grains on the two sides are distributed in a staggered mode.

In summary, the present invention has the following advantages.

1. With the wheel hub flange flip-chip at both ends, shortened centrobaric position, make the shaft coupling effect diminish in the additional moment of flexure on the rotor, improve the bearing life-span, improve the rotational speed of shaft coupling, the midbody can not fly away when wheel hub flip-chip can prevent the lamination stack bolt fracture simultaneously.

2. The anti-scratch strip can prevent that flip-chip type wheel hub from conflicting the internal surface of switching dish when inserting the switching dish, avoids the switching dish to receive structural damage and influences the life of whole shaft coupling.

3. The anti-skidding groove increases the roughness of the inner surface of the anti-scraping strip, and meanwhile, the temperature of the anti-scraping strip can be evenly increased, and the phenomenon that the local part is heated and deformed to cause structural damage is avoided.

4. Deformation adaptation portion can be when the strip of preventing scraping is heated deformation and breaks away from flip-chip type wheel hub surface, continues to realize contradicting on flip-chip type wheel hub surface through protruding grain contact.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a cross-sectional view of the overall structure of the coupling.

Fig. 2 is a cross-sectional view of the adapter plate.

Fig. 3 is an enlarged schematic view of the scratch-resistant strip in fig. 2.

Fig. 4 is a sectional view of the scratch-resistant strip.

In the figure: 1. face-down type wheel hub, 2, lamination subassembly, 3, switching dish, 4, middle festival, 5, prevent the strip of rubbing, 6, the oblique guide surface, 7, antiskid groove, 8, deformation adaptation portion.

Detailed Description

The technical scheme in the embodiment of the utility model is clearly and completely explained by combining the attached drawings.

Example one

As shown in fig. 1 to 4, a low bending moment high performance shaft coupling of hub flip-chip, wherein, including flip-chip type wheel hub 1, lamination subassembly 2, keysets 3, middle festival 4, flip-chip type wheel hub 1 and keysets 3 are connected through lamination subassembly 2, and in flip-chip type wheel hub 1 emboliaed keysets 3, middle festival 4 passes through the nut and the bolt is connected with keysets 3. Insert the switching dish 3 with the 1 flange of flip-chip type wheel hub of shaft coupling, effectively shortened the distance at focus distance shaft coupling both ends for the additional moment of flexure that the shaft coupling was used in on the rotor diminishes, can effectively improve the life-span of bearing and the rotational speed of shaft coupling, simultaneously, flip-chip type wheel hub 1 can also prevent 2 bolts of lamination subassembly and fly out and take place the potential safety hazard when splitting.

The internal surface of the adapter plate 3 is provided with an anti-scratch strip 5 for preventing the inverted hub 1 from damaging the internal surface of the adapter plate 3.

The anti-scratch strips 5 are straight strips protruding outwards from the inner surface of the rotation adapter plate 3, and the anti-scratch strips 5 are distributed along the circumferential array of the inner surface of the adapter plate 3. Prevent scraping strip 5 can prevent that flip-chip type wheel hub 1 from conflicting the internal surface of switching dish 3 when inserting switching dish 3, avoids switching dish 3 to receive structural damage and influences the life of whole shaft coupling.

The anti-scratch strip 5 is provided with an inclined guide surface 6, and the inclined guide surface 6 extends to the inner surface of the anti-scratch strip 5 from the outer edge of the inner surface of the rotation receiving disc 3 in an inclined way. The inclined guide surface 6 is used for guiding the edge of the inverted hub 1 to slide into the inner surface of the anti-scratch strip 5.

The internal surface of the anti-scratch strip 5 is an arc surface sunken towards the direction of the switching disk 3. The contact surface of indent can promote with the area of contact of flip-chip type wheel hub 1, if take place relative rotation, can realize preventing gliding effect.

And an anti-slip groove 7 for preventing the inverted hub 1 from slipping is arranged on the anti-scratch strip 5.

The anti-slip groove 7 is a straight strip groove which is inwards sunken from the middle part of the inner surface of the anti-scratch strip 5. The setting up of antiskid groove 7 has increased the roughness of 5 internal surfaces of anti-scratch strip, meanwhile, can produce the heat when the shaft coupling rotates at a high speed, can avoid local thermal deformation and emergence structural damage through the balanced temperature that promotes anti-scratch strip 5 in antiskid groove 7.

The anti-skid groove 7 is also internally provided with a deformation adapting part 8, the deformation adapting part 8 is protruding grains protruding outwards from the side surfaces of two sides of the anti-skid groove 7, and the protruding grains on the two sides are distributed in a staggered manner. Deformation adaptation portion 8 can be when the strip 5 of preventing scraping is heated deformation and breaks away from flip-chip type wheel hub 1 surface, continue to realize contradicting on flip-chip type wheel hub 1 surface through protruding grain contact. In particular, the face of the hub 1 of the flip-chip type referred to herein refers to the outer face of the hub 1 of the flip-chip type that is flanged into the adapter plate 3.

In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a low moment of flexure high performance shaft coupling of wheel hub flip-chip, its characterized in that, includes flip-chip type wheel hub (1), lamination subassembly (2), switching dish (3), middle festival (4), flip-chip type wheel hub (1) with switching dish (3) pass through lamination subassembly (2) are connected, in flip-chip type wheel hub (1) embolias switching dish (3), middle festival (4) through nut and bolt with switching dish (3) are connected.

2. A hub inverted low-bending-moment high-performance coupling according to claim 1, wherein the inner surface of the adapter plate (3) is provided with an anti-scratch strip (5) for preventing the inverted hub (1) from damaging the inner surface of the adapter plate (3).

3. The hub inverted low-bending-moment high-performance coupling according to claim 2, wherein the anti-scratch strips (5) are straight bars protruding outwards from the inner surface of the adapter plate (3), and the anti-scratch strips (5) are distributed along the inner surface of the adapter plate (3) in a circumferential array.

4. The hub inverted low-bending-moment high-performance coupling according to claim 3, wherein the anti-scratch strips (5) are provided with inclined guide surfaces (6), and the inclined guide surfaces (6) extend from the outer edges of the inner surfaces of the adapter plate (3) to the inner surfaces of the anti-scratch strips (5) in an inclined mode.

5. The hub inverted low-bending-moment high-performance coupling according to claim 4, wherein the inner surface of the anti-scratch strip (5) is an arc surface which is concave towards the direction of the adapter plate (3).

6. A hub inverted low-bending-moment high-performance coupling according to claim 5, characterized in that an anti-slip groove (7) for preventing the inverted hub (1) from slipping is further formed in the anti-scratching strip (5).

7. The hub inverted low-bending-moment high-performance coupling according to claim 6, wherein the anti-slip groove (7) is a straight groove which is recessed inwards from the middle of the inner surface of the anti-scratch strip (5).

8. The hub inverted low-bending-moment high-performance coupling according to claim 7, wherein the anti-slip groove (7) is further provided with a deformation adaptive portion (8), the deformation adaptive portion (8) is protruding grains protruding outwards from the side faces of the two sides of the anti-slip groove (7), and the protruding grains on the two sides are distributed in a staggered mode.