CN217152713U - Combined drum-shaped tooth type coupling - Google Patents

Abstract

The utility model discloses a modular cydariform tooth-like shaft coupling, including the axis body, the axis body is provided with two, and two axis body subtend settings, the coupling external tooth is all installed at the top of axis body, two be provided with bolted connection's casing between the axis body, the coupling internal tooth that is connected with the meshing of coupling external tooth is installed to the inner wall of casing, the connection chamber has all been seted up to the tail end of axis body, the inside sliding connection who connects the chamber has the connecting axle, the end fixing of connecting axle has the axle sleeve, the symmetry set up screw hole on the axis body. The utility model discloses novel structure, the design is ingenious, through the positioning screw that unscrews, makes the connecting axle slide in the inside of connecting the chamber, and the distance between axle sleeve and the axis body tail end can freely be adjusted to the first stopper and the first spacing groove that deuterogamy set up to make the length of whole shaft coupling can freely adjust, so that be applicable to different installation environment, promote the convenience of use greatly.

Description

Combined drum-shaped tooth type coupling

Technical Field

The utility model relates to a shaft coupling technical field specifically is a modular crowned tooth formula shaft coupling.

Background

The drum-shaped tooth type coupling belongs to a rigid flexible coupling, has the capability of compensating the radial, axial and angular equiaxial line deviations, and has the advantages of compact structure, small turning radius, large bearing capacity, high transmission efficiency, low noise, long maintenance period and the like compared with a CL type straight tooth type coupling.

The existing drum-shaped tooth type coupler has certain length after production, can only select drum-shaped tooth type couplers with different lengths according to installation requirements, and is poor in use convenience. Therefore, there is a need for a modular crowned tooth coupling.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a modular cydariform tooth-like shaft coupling, the utility model discloses novel structure thinks about ingeniously, through the loosening set screw, makes the connecting axle can slide in the inside of connecting the chamber, and the distance between axle sleeve and the axis body tail end can freely be adjusted to first stopper and the first spacing groove that the deuterogamy set up to make the length of whole shaft coupling can freely adjust, so that be applicable to different installation environment, promote the convenience of use greatly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modular cydariform tooth-like shaft coupling, includes the axis body, the axis body is provided with two, and two axis body subtend settings, the coupling external tooth is all installed at the top of axis body, two be provided with bolted connection's casing between the axis body, the coupling internal tooth that is connected with the meshing of coupling external tooth is installed to the inner wall of casing, the connection chamber has all been seted up to the tail end of axis body, the inside sliding connection who connects the chamber has the connecting axle, the tail end of connecting axle is fixed with the axle sleeve, the symmetry threaded hole has been seted up on the axis body, the inside of screw hole connects soon and is fixed with set screw.

Preferably, first spacing grooves are symmetrically formed in the inner wall of the connecting cavity, first limiting blocks are integrally formed on the outer wall of the connecting shaft, and the first limiting blocks are connected inside the first spacing grooves in a sliding mode.

Preferably, the top end integrated into one piece of axis body has gear connecting portion, a plurality of second spacing groove has been seted up on the gear connecting portion, the second stopper sliding connection of shaft coupling external tooth inner wall is in the inside of second spacing groove.

Preferably, the top center department of gear connecting portion has seted up flexible groove, the tail end in flexible groove is provided with the hexagonal constant head tank, the inside joint of hexagonal constant head tank is fixed with the hexagonal locating piece, the hexagonal locating piece is connected with the location fluted disc on gear connecting portion top through the axle that draws, draw to cup joint epaxial being fixed with the spring.

Preferably, a sealing gasket is arranged between the two shaft bodies inside the shell.

The utility model has the advantages that:

1. the connecting shaft can slide in the connecting cavity by loosening the positioning screw, and the distance between the shaft sleeve and the tail end of the shaft body can be freely adjusted by matching the first limiting block and the first limiting groove, so that the length of the whole coupler can be freely adjusted, the coupler is convenient to be applied to different installation environments, and the use convenience is greatly improved;

2. the coupling external teeth are clamped on the gear connecting part through the matching of the second limiting block and the second limiting groove, so that the connecting stability is good, the coupling external teeth can be directly replaced after being damaged, and the use cost is effectively reduced;

3. pulling location fluted disc makes the hexagonal locating piece break away from the hexagonal constant head tank, rotates the location fluted disc, makes it just correspond with gear connection portion, can be with installation and dismantlement shaft coupling external tooth, and the installation is accomplished the back, makes the location fluted disc reset, plays the effect that blocks, prevents that the shaft coupling external tooth from droing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic sectional plan view of the housing of the present invention;

FIG. 3 is a schematic structural view of the external tooth mounting plane of the coupling of the present invention;

FIG. 4 is a schematic view of a plane structure of the shaft body of the present invention;

reference numbers in the figures: 1. a housing; 2. a bolt; 3. a shaft body; 4. a connecting shaft; 5. a shaft sleeve; 6. a set screw; 7. a first stopper; 8. a threaded hole; 9. a connecting cavity; 10. a first limit groove; 11. a coupling outer tooth; 12. inner teeth of the coupling; 13. a gasket; 14. a second limiting block; 15. a second limit groove; 16. a gear connecting portion; 17. positioning a fluted disc; 18. pulling the shaft; 19. a telescopic groove; 20. a spring; 21. a hexagonal positioning block; 22. hexagonal constant head tank.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings.

Example one

Given by fig. 1 and fig. 2, the utility model provides the following technical solutions: a combined drum-shaped gear coupling comprises shaft bodies 3, wherein the shaft bodies 3 are arranged in two, the two shaft bodies 3 are arranged oppositely, outer coupling teeth 11 are arranged at the tops of the shaft bodies 3, a shell 1 connected by bolts 2 is arranged between the two shaft bodies 3, inner coupling teeth 12 meshed with the outer coupling teeth 11 are arranged on the inner wall of the shell 1, connecting cavities 9 are formed in the tail ends of the shaft bodies 3, connecting shafts 4 are connected to the inner portions of the connecting cavities 9 in a sliding mode, shaft sleeves 5 are fixed to the tail ends of the connecting shafts 4, threaded holes 8 are symmetrically formed in the shaft bodies 3, positioning screws 6 are fixed to the inner portions of the threaded holes 8 in a screwing mode, the connecting shafts 4 can slide in the connecting cavities 9 by loosening the positioning screws 6, a first limiting block 7 and a first limiting groove 10 are arranged in a matched mode, the distance between the shaft sleeves 5 and the tail ends of the shaft bodies 3 can be adjusted freely, and the length of the whole coupling can be adjusted freely, so as to be suitable for different installation environment, promote the convenience of use greatly.

Preferably, the inner wall of the connecting cavity 9 is symmetrically provided with a first limiting groove 10, the outer wall of the connecting shaft 4 is integrally formed with a first limiting block 7, and the first limiting block 7 is slidably connected inside the first limiting groove 10.

Preferably, a gasket 13 is provided inside the housing 1 between the two shaft bodies 3.

Example two

Referring to fig. 2, fig. 3 and fig. 4, as another preferred embodiment, as the difference with the first embodiment, there is a gear connecting portion 16 integrally formed at the top end of the shaft body 3, a plurality of second limiting grooves 15 have been opened on the gear connecting portion 16, the second limiting block 14 of the inner wall of the external coupling tooth 11 is slidably connected inside the second limiting grooves 15, and the external coupling tooth 11 is clamped on the gear connecting portion 16 through the cooperation of the second limiting block 14 and the second limiting grooves 15, so that not only the connection stability is good, but also the external coupling tooth can be directly replaced after being damaged, thereby effectively reducing the use cost.

EXAMPLE III

Referring to fig. 3 and 4, as another preferred embodiment, the difference from the first preferred embodiment is that a telescopic groove 19 is formed in the center of the top of the gear connecting portion 16, a hexagonal positioning groove 22 is formed at the tail end of the telescopic groove 19, a hexagonal positioning block 21 is fixed inside the hexagonal positioning groove 22 in a clamping manner, the hexagonal positioning block 21 is connected with a positioning fluted disc 17 at the top end of the gear connecting portion 16 through a pulling shaft 18, a spring 20 is fixed on the pulling shaft 18 in a sleeved manner, the positioning fluted disc 17 is pulled to separate the hexagonal positioning block 21 from the hexagonal positioning groove 22, the positioning fluted disc 17 is rotated to correspond to the gear connecting portion 16, so that the coupling external teeth 11 can be installed and disassembled, after the installation is completed, the positioning fluted disc 17 is reset to play a role in blocking, and the coupling external teeth 11 are prevented from falling off.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a modular cydariform tooth coupling, includes axis body (3), its characterized in that: the axis body (3) are provided with two, and two axis body (3) subtend sets up, shaft coupling external tooth (11) are all installed at the top of axis body (3), two be provided with casing (1) that bolt (2) are connected between axis body (3), shaft coupling internal tooth (12) of being connected with shaft coupling external tooth (11) meshing are installed to the inner wall of casing (1), connection chamber (9) have all been seted up to the tail end of axis body (3), the inside sliding connection who connects chamber (9) has connecting axle (4), the tail end of connecting axle (4) is fixed with axle sleeve (5), threaded hole (8) have been seted up to the symmetry on axis body (3), the inside of threaded hole (8) connects soon and is fixed with set screw (6).

2. The modular drum tooth coupling of claim 1, wherein: first spacing groove (10) have been seted up to the inner wall symmetry of connecting chamber (9), the outer wall integrated into one piece of connecting axle (4) has first stopper (7), first stopper (7) sliding connection is in the inside of first spacing groove (10).

3. The modular drum tooth coupling of claim 1, wherein: the gear connecting portion (16) are integrally formed at the top end of the shaft body (3), a plurality of second limiting grooves (15) are formed in the gear connecting portion (16), and the second limiting blocks (14) on the inner wall of the coupling outer teeth (11) are connected inside the second limiting grooves (15) in a sliding mode.

4. A modular drum tooth coupling according to claim 3, wherein: flexible groove (19) have been seted up to the top center department of gear connecting portion (16), the tail end in flexible groove (19) is provided with hexagonal constant head tank (22), the inside joint of hexagonal constant head tank (22) is fixed with hexagonal locating piece (21), hexagonal locating piece (21) are connected through drawing axle (18) and gear connecting portion (16) location fluted disc (17) on top, draw to cup joint on axle (18) and be fixed with spring (20).

5. The modular drum tooth coupling of claim 1, wherein: a sealing gasket (13) is arranged between the two shaft bodies (3) in the shell (1).

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