CN212360539U

CN212360539U - Special drum-shaped tooth coupling for full-dull reaction kettle

Info

Publication number: CN212360539U
Application number: CN202021562523.2U
Authority: CN
Inventors: 李林; 陈春凤
Original assignee: Zhenjiang Suoda Coupling Co Ltd
Current assignee: Zhenjiang Suoda Coupling Co Ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-01-15
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a special drum-shaped tooth shaft coupling of full extinction reation kettle, including spindle nose connection structure, main shaft and axle tail connection structure, the one end of main shaft is fixed with spindle nose connection structure, and the other end of main shaft is fixed with axle tail connection structure, spindle nose connection structure includes the main shaft axle sleeve, the inside of main shaft axle sleeve is provided with flat hole cover connection disc, and one end of main shaft axle sleeve nests there is deep groove ball bearing, the utility model discloses a be provided with spindle nose connection structure between spindle nose connection structure and the main shaft, the connection is stable firm, and is provided with flat hole cover and flat hole cover connection disc inside the spindle nose connection structure for the spindle nose is connected more stably, and is convenient for maintain the change; meanwhile, the spherical outer toothed disc is arranged in the shaft tail connecting structure, and the spherical copper ring and the shaft tail inner pressing plate of the spherical outer toothed disc are fastened, so that the sealing performance inside the spline inner toothed sleeve is guaranteed while the main shaft and the reaction kettle are stably and firmly connected, and the main shaft is prevented from being corroded.

Description

Special drum-shaped tooth coupling for full-dull reaction kettle

Technical Field

The utility model belongs to the technical field of the shaft coupling, concretely relates to special drum-shaped tooth shaft coupling of full extinction reation kettle.

Background

The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not separating under normal conditions. Sometimes it is used as a safety device to prevent the coupled machine parts from bearing excessive load, and it plays the role of overload protection. Usually, the two halves are combined and fastened to the two shaft ends by a key or a tight fit, and then the two halves are connected in a certain way. The coupling can compensate the offset (including axial offset, radial offset, angular offset or comprehensive offset) between the two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in work and the like; and shock mitigation and absorption.

However, some unreasonable factors still exist in the use process of the existing special drum-shaped tooth coupling for the reaction kettle, and when the existing special drum-shaped tooth coupling for the reaction kettle is used: the coupling joint mode at main shaft both ends is not stable enough, and the shaft coupling leakproofness between main shaft and the reation kettle axle is not enough, makes the main shaft contact with the inside material of reation kettle when driving the reation kettle axle easily, influences the life of main shaft.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special drum-shaped tooth shaft coupling of full extinction reation kettle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special drum type tooth shaft coupling of full extinction reation kettle, includes spindle nose connection structure, main shaft and axle tail connection structure, the one end of main shaft is fixed with spindle nose connection structure, and the other end of main shaft is fixed with axle tail connection structure, spindle nose connection structure includes the main shaft axle sleeve, the inside of main shaft axle sleeve is provided with flat hole cover connection disc, and the one end nestification of main shaft axle sleeve has deep groove ball bearing, the one end of flat hole cover connection disc is provided with the pin, and one side of flat hole cover connection disc is fixed with the flat hole cover, evenly imbed between flat hole cover and the flat hole cover connection disc has the connection disc screw, the outside nestification of pin has the dish type spring, the one end of main shaft is provided with the swing support, and the one end outside of main shaft is provided with the outer clamping ring, evenly imbed between deep groove ball bearing and the swing support and has the support screw.

Preferably, axle tail connection structure includes the spline internal gear cover, the one end embedding of spline internal gear cover has the sphere fluted disc, and the other end outside of spline internal gear cover is fixed with the snap ring, one side that the spline internal gear cover corresponds the sphere fluted disc is provided with axle tail inner pressing plate, and the opposite side that the spline internal gear cover corresponds the sphere fluted disc is provided with the sphere copper ring, the one end inside of spline internal gear cover is fixed with the tail end sealing washer, and the outside that the spline internal gear cover corresponds the sphere copper ring is provided with the copper ring outer fixed disk, evenly embedding has interior hexagon screw between copper ring outer fixed disk and the spline internal gear cover, and evenly embedding has the outer compression ring screw between copper ring outer fixed disk and the outer compression ring.

Preferably, the outer ring screw penetrates through the outer ring and is screwed and fixed with the copper ring outer fixing disc through threads; and the support screw penetrates through the swing support and then is screwed and fixed with the deep groove ball bearing through threads.

Preferably, the swing support, the outer ring and the main shaft are all of an integrated structure.

Preferably, the flat hole sleeve connecting disc and the flat hole sleeve are fixedly connected through a connecting disc screw, and the flat hole sleeve and the spindle sleeve are fixedly connected through a bolt.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with spindle nose connection structure between spindle nose connection structure and the main shaft, the connection is stable firm, and spindle nose connection structure is inside to be provided with flat hole cover and flat hole cover flange for the spindle nose is connected more stably, and is convenient for maintain the change; simultaneously, the shaft tail connecting structure is internally provided with a spherical outer fluted disc, and a spherical copper ring and a shaft tail inner pressing plate of the fastening spherical outer fluted disc, so that the sealing performance of the inner gear sleeve of the spline is ensured when the main shaft is stably and firmly connected with the reaction kettle shaft, the main shaft is prevented from being corroded, and the practicability is higher.

Drawings

Fig. 1 is a schematic view of the vertical section elevation structure of the present invention;

in the figure: 1. a flat hole sleeve; 2. a main shaft sleeve; 3. a swing support; 4. a main shaft; 5. a spherical copper ring; 6. a spherical external fluted disc; 7. a socket head cap screw; 8. a spline inner gear sleeve; 9. an inner pressing plate at the shaft tail; 10. a tail end sealing ring; 11. a snap ring; 12. a deep groove ball bearing; 13. a disc-shaped spring; 14. a pin; 15. a shaft head connecting structure; 16. a shaft tail connecting structure; 17. an outer ring screw; 18. an outer pressure ring; 19. a support screw; 20. the flat hole is sleeved with the connecting disc; 21. a land screw; 22. and (5) fixing the copper ring outside.

Detailed Description

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

Referring to fig. 1, the present invention provides the following technical solutions: a special drum-shaped tooth shaft coupling for a full-dull reaction kettle comprises a shaft head connecting structure 15, a main shaft 4 and a shaft tail connecting structure 16, wherein the shaft head connecting structure 15 is fixed at one end of the main shaft 4, and the other end of the main shaft 4 is fixed with a shaft tail connecting structure 16, the shaft head connecting structure 15 comprises a main shaft sleeve 2, a flat hole sleeve connecting disc 20 is arranged inside the main shaft sleeve 2, and one end of the main shaft sleeve 2 is nested with a deep groove ball bearing 12, one end of the flat hole sleeve connecting disc 20 is provided with a pin 14, and one side of the flat hole sleeve connecting disc 20 is fixed with a flat hole sleeve 1, connecting disc screws 21 are uniformly embedded between the flat hole sleeve 1 and the flat hole sleeve connecting disc 20, the outer side of the pin 14 is nested with a disc spring 13, one end of the main shaft 4 is provided with a swing support 3, and an outer ring 18 is arranged on the outer side of one end of the main shaft 4, and support bolts 19 are uniformly embedded between the deep groove ball bearing 12 and the swing support 3.

In order to firmly fix the shaft-tail connecting structure 16, in this embodiment, preferably, the shaft-tail connecting structure 16 includes a spline inner gear sleeve 8, a spherical outer gear 6 is embedded into one end of the spline inner gear sleeve 8, and a snap ring 11 is fixed on the outer side of the other end of the spline inner gear sleeve 8, a shaft-tail inner pressing plate 9 is arranged on one side of the spline inner gear sleeve 8 corresponding to the spherical outer gear 6, a spherical copper ring 5 is arranged on the other side of the spline inner gear sleeve 8 corresponding to the spherical outer gear 6, a tail end seal ring 10 is fixed inside one end of the spline inner gear sleeve 8, a copper ring outer fixing disc 22 is arranged on the outer side of the spline inner gear sleeve 8 corresponding to the spherical copper ring 5, inner hexagon screws 7 are uniformly embedded between the copper ring outer fixing disc 22 and the spline inner gear sleeve 8, and outer ring screws 17 are uniformly embedded between the copper ring outer fixing disc 22 and the outer pressing.

In order to facilitate the installation of the shaft tail connecting structure 16 and the shaft head connecting structure 15, in this embodiment, preferably, the outer ring screw 17 penetrates through the outer ring 18 and then is screwed and fixed with the copper ring outer fixing disc 22; and the support screw 19 penetrates through the swing support 3 and then is screwed and fixed with the deep groove ball bearing 12 through threads.

In order to make the main shaft 4 stronger, in the embodiment, it is preferable that the swing support 3, the outer ring 18 and the main shaft 4 are all of an integrated structure.

In order to fix the flat hole sleeve connecting disc 20 firmly, in the present embodiment, it is preferable that the flat hole sleeve connecting disc 20 and the flat hole sleeve 1 are fixedly connected by connecting disc screws 21, and the flat hole sleeve 1 and the spindle sleeve 2 are fixedly connected by bolts.

In order to make the installation and disassembly of the present invention clear, in this embodiment, preferably, during installation, the deep groove ball bearing 12 is first screwed and fixed at one end of the spindle sleeve 2 through threads, the pin 14 penetrates through the center of the disc spring 13, and the pin 14 is inserted into the spindle sleeve 2, the flat hole sleeve connecting disc 20 and the flat hole sleeve 1 are connected and fixed through the connecting disc screw 21, the flat hole sleeve 1 is connected and fixed with the spindle sleeve 2 through a bolt, the installed spindle sleeve 2 is connected and fixed with the swing support 3 through the support screw 19, that is, the connection and fixation of the spindle head connecting structure 15 and the spindle 4 is completed; then, the snap ring 11 is fixed on the outer side of one end of the spline inner gear sleeve 8 in a screwing mode through threads, the shaft tail inner pressure plate 9 is clamped and placed into one end of the spline inner gear sleeve 8, the spherical outer fluted disc 6, the spherical copper ring 5 and the copper ring outer fixing disc 22 are sequentially placed, the copper ring outer fixing disc 22 and the spline inner gear sleeve 8 are connected and fixed through the inner hexagon screws 7, the assembled spline inner gear sleeve 8 is connected and fixed with the outer pressing ring 18 through the outer pressing ring screws 17, and the mounting and fixing of the shaft tail connecting structure 16 and the main shaft 4 are completed; and reversely repeating the operations during disassembly.

In order to make the installation and disassembly methods of the present invention clear and have longer service life, in this embodiment, preferably, when there is no radial displacement between the two axes, the allowable angular compensation amount of the external gear shaft sleeve axis and the internal gear ring axis is 1 °, and the maximum angular compensation amount of the two axes is 2 °; when the two axes have no angular displacement, the allowable radial compensation amount of the coupler is 3.9 mm; the coupling is lubricated with VG 460; nitriding the inner teeth and the outer teeth, wherein the tooth surface hardness is more than or equal to 55 HRC; the oil holes at the two ends of the connecting pipe are positioned on the same plane.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special drum type tooth shaft coupling of full extinction reation kettle, includes spindle nose connection structure (15), main shaft (4) and axle tail connection structure (16), its characterized in that: the one end of main shaft (4) is fixed with spindle nose connection structure (15), and the other end of main shaft (4) is fixed with axle tail connection structure (16), spindle nose connection structure (15) include main shaft axle sleeve (2), the inside of main shaft axle sleeve (2) is provided with flat hole cover connection dish (20), and the one end nestification of main shaft axle sleeve (2) has deep groove ball bearing (12), the one end of flat hole cover connection dish (20) is provided with pin (14), and one side of flat hole cover connection dish (20) is fixed with flat hole cover (1), evenly embedded connection dish screw (21) between flat hole cover (1) and flat hole cover connection dish (20), the outside nestification of pin (14) has dish type spring (13), the one end of main shaft (4) is provided with swing support (3), and the one end outside of main shaft (4) is provided with external pressure ring (18), support bolts (19) are uniformly embedded between the deep groove ball bearing (12) and the swing support (3).

2. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 1, wherein: the shaft tail connecting structure (16) comprises a spline inner gear sleeve (8), one end of the spline inner gear sleeve (8) is embedded with a spherical outer gear disc (6), a snap ring (11) is fixed on the outer side of the other end of the spline inner gear sleeve (8), a shaft tail inner pressure plate (9) is arranged on one side of the spline inner gear sleeve (8) corresponding to the spherical outer gear disc (6), and the other side of the spline inner gear sleeve (8) corresponding to the spherical external toothed disc (6) is provided with a spherical copper ring (5), a tail end sealing ring (10) is fixed inside one end of the spline inner gear sleeve (8), and the spline inner gear sleeve (8) is provided with a copper ring outer fixed disc (22) corresponding to the outer side of the spherical copper ring (5), inner hexagon screws (7) are uniformly embedded between the copper ring outer fixed disc (22) and the spline inner gear sleeve (8), and outer ring screws (17) are uniformly embedded between the copper ring outer fixing disc (22) and the outer ring (18).

3. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 2, wherein: the outer pressure ring screw (17) penetrates through the outer pressure ring (18) and then is screwed and fixed with the copper ring outer fixing disc (22) through threads; and the support screw (19) penetrates through the swing support (3) and then is screwed and fixed with the deep groove ball bearing (12) through threads.

4. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 1, wherein: the swing support (3), the outer ring (18) and the main shaft (4) are all of an integrated structure.

5. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 1, wherein: the flat hole sleeve connecting disc (20) is fixedly connected with the flat hole sleeve (1) through a connecting disc screw (21), and the flat hole sleeve (1) is fixedly connected with the spindle sleeve (2) through a bolt.

6. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 2, wherein: the clamping ring (11) is of an annular central opening structure with a skirt edge.

7. The special drum-shaped gear coupling for the full-dull reaction kettle according to claim 2, wherein: the snap ring (11) and the spline inner gear sleeve (8) are screwed and fixed through threads.