CN213981714U

CN213981714U - Rust-proof drum tooth coupling

Info

Publication number: CN213981714U
Application number: CN202022986350.3U
Authority: CN
Inventors: 杨小兵
Original assignee: Wuxi Yidi Machinery Manufacturing Co ltd
Current assignee: Wuxi Yidi Machinery Manufacturing Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-08-17
Anticipated expiration: 2030-12-11

Abstract

The utility model provides an antirust drum tooth shaft coupling, which comprises a first connecting flange plate, a nitrile rubber ring, an inner hexagonal screw plug, a rubber sealing strip, a shaft sealing retainer ring, a cloth clamping oil seal ring, an annular oil injection cavity and a lubricating hole, wherein the first connecting flange plate is welded on the left end surface of a first shaft sleeve, the cloth clamping oil seal ring is embedded in the left side of the inner annular side surface of a second connecting sleeve, the inner hexagonal screw plug is meshed on the upper side inside the second connecting sleeve, the annular oil injection cavity is arranged at the middle position inside the second connecting sleeve, the lubricating hole is arranged on the inner annular side surface of the second connecting sleeve, this design has solved the inconvenient internal filling lubricating oil of original cydariform tooth-like shaft coupling to the leakproofness is poor, leads to the easy rusty problem of inside tooth, the utility model discloses rational in infrastructure, possess the oiling structure to it is sealed effectual, avoid the cydariform tooth to rust in the tooth-like shaft coupling.

Description

Rust-proof drum tooth coupling

Technical Field

The utility model relates to an antirust drum tooth shaft coupling belongs to the crowned tooth formula shaft coupling technical field.

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 shaft system is particularly suitable for low-speed heavy-load working conditions, such as industries of metallurgy, mining, hoisting and transportation and the like, and is also suitable for shaft system transmission of various machines such as petroleum, chemical engineering, general machinery and the like.

Traditional drum-shaped tooth type coupler does not have a lubricating oil filling structure, so that the internal gear of the drum-shaped tooth type coupler can rust after being used for a period of time, the service life of the drum-shaped tooth type coupler is shortened, the existing drum-shaped tooth type coupler is poor in sealing performance although having a lubricating oil filling structure, lubricating oil after being filled overflows easily, the practicability of the existing drum-shaped tooth type coupler is improved, and the existing drum-shaped tooth type coupler is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing an antirust type drum tooth shaft coupling to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, possess the oiling structure to it is sealed effectual, avoid the rust of tooth among the cydariform tooth-like shaft coupling.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides an antirust drum tooth coupling, includes first axle sleeve, first adapter sleeve, sealed oiling mechanism, second adapter sleeve and second axle sleeve, first axle sleeve annular side cover is equipped with first adapter sleeve, the inside sealed oiling mechanism that is provided with of first adapter sleeve, the second axle sleeve is installed in first axle sleeve left side, second axle sleeve annular side right side cover is equipped with the second adapter sleeve, the inside sealed oiling mechanism that is provided with of second adapter sleeve, sealed oiling mechanism includes second connection flange dish, silica gel sealing strip, first connection flange dish, butyronitrile rubber circle, interior hexagonal screw end cap, sealing ring, rubber sealing strip, axle are with sealed retaining ring, clamp cloth oil seal circle, annular notes oil pocket and lubrication hole, first axle sleeve left end face welding has first connection flange dish, first connection flange dish left end face clamps has the silica gel sealing strip, the laminating of first connection flange dish left end face has the second connection flange dish, annular side left side embedding has the nitrile rubber circle in the second connection flange dish, the sealing ring is installed to second adapter sleeve left end face, the clamping rubber sealing strip that has of sealing ring right-hand member face, annular side bonds has the axle to use sealing ring in the sealing ring, the embedding of annular side left side has double-layered cloth oil blanket circle in the second adapter sleeve, the inside upside meshing of second adapter sleeve has hexagon socket head cap screw end cap, the inside intermediate position of second adapter sleeve has seted up annular oil filling cavity, the lubrication hole has been seted up to annular side in the second adapter sleeve.

Furthermore, the specifications such as hexagon socket head cap screw end cap have two sets of, two sets of the terminal surface has all laminated rubber seal under the hexagon socket head screw end cap, the inside upside of first adapter sleeve and second adapter sleeve all is equipped with the internal thread, and the internal thread meshes with hexagon socket head screw end cap mutually.

Furthermore, the nitrile rubber ring, the rubber sealing strip, the shaft sealing retainer ring and the cloth clamping oil seal ring are clamped into two groups in equal specifications, and the sealing rings are arranged into two groups in equal specifications.

Furthermore, two sets of annular oiling cavities are formed in an equal specification mode, multiple sets of lubricating holes are formed in an equal specification mode, and the multiple sets of lubricating holes are communicated with the annular oiling cavities.

Furthermore, connecting bolts are inserted into the first connecting flange plate in a penetrating manner, and four groups of connecting bolts are inserted in an equal-specification penetrating manner.

Furthermore, tooth rings are arranged on the left side of the annular side face of the first shaft sleeve and the right side of the annular side face of the second shaft sleeve, tooth groove rings are arranged on the annular side face in the first connecting sleeve and the annular side face in the second connecting sleeve, and the tooth groove rings are meshed with the tooth rings.

The utility model has the advantages that: the utility model discloses an antirust drum tooth shaft coupling, because of the utility model discloses added second flange connection dish, the silica gel sealing strip, first flange connection dish, the butadiene-acrylonitrile rubber circle, interior hexagonal screw end cap, the sealing ring, the rubber sealing strip, the axle is with sealing collar, press from both sides cloth oil blanket circle, oil pocket and lubrication hole are annotated to the annular, this design is convenient to the inside filling lubricating oil of tooth-like drum shaft coupling to the leakproofness is good, avoid the inside tooth of the tooth-like shaft coupling of cydariform tooth to appear the situation of rustting, solved the inconvenient inside filling lubricating oil of original cydariform tooth-like shaft coupling, and the leakproofness is poor, lead to the easy rusty problem of inside tooth, improved the utility model discloses a sealed oiling effect.

Because the inner hexagonal screw plugs are meshed with two groups of plugs in the same specification, the lower end faces of the two groups of inner hexagonal screw plugs are respectively attached with the rubber sealing rings which prevent lubricating oil from overflowing to the outside through a gap between the inner thread and the inner hexagonal screw plugs, because two groups of nitrile rubber rings, rubber sealing strips, shaft sealing check rings and cloth clamping oil sealing rings are clamped in the same specification, and two groups of sealing rings are arranged in the same specification, the design ensures that the first shaft sleeve and the second shaft sleeve have better sealing performance, because two groups of annular oil injection cavities and other specifications are arranged, a plurality of groups of lubricating holes and other specifications are arranged, and the plurality of groups of lubricating holes are communicated with the annular oil injection cavities, this design makes things convenient for in the annular oil injection chamber lubricating oil flow in the lubrication hole, and then lubricates tooth ring and tooth groove ring, the utility model discloses rational in infrastructure, possess the oiling structure to it is sealed effectual, avoid the rust of tooth among the drum-shaped tooth-like shaft coupling.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of an anti-rust drum tooth coupling of the present invention;

fig. 2 is a front sectional view of the oil injection mechanism in the rust-proof drum tooth coupling of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

in the figure: 1-a first shaft sleeve, 2-a first connecting sleeve, 3-a sealed oiling mechanism, 4-a second connecting sleeve, 5-a second shaft sleeve, 31-a second connecting flange, 32-a silica gel sealing strip, 33-a first connecting flange disc, 34-a nitrile rubber ring, 35-an inner hexagonal screw plug, 351-a rubber sealing ring, 36-a sealing ring, 37-a rubber sealing strip, 38-a shaft sealing retainer ring, 39-a clamped cloth oil sealing ring, 311-an annular oiling cavity and 312-a lubricating hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an antirust type drum tooth shaft coupling, includes first axle sleeve 1, first adapter sleeve 2, sealed oiling mechanism 3, second adapter sleeve 4 and second axle sleeve 5, and 1 annular side cover of first axle sleeve is equipped with

first adapter sleeve

2, and 2 inside sealed oiling mechanisms 3 that are provided with of first adapter sleeve, second axle sleeve 5 is installed in 1 left side of first axle sleeve, and 5 annular side right side covers of second axle sleeve are equipped with

second adapter sleeve

4, and 4 inside sealed oiling mechanisms 3 that are provided with of second adapter sleeve.

The sealing and oiling mechanism 3 comprises a second connecting flange 31, a silica gel sealing strip 32, a first connecting flange 33, a nitrile rubber ring 34, an inner hexagonal screw plug 35, a sealing ring 36, a rubber sealing strip 37, a shaft sealing retainer ring 38, a cloth clamping oil seal ring 39, an annular oiling cavity 311 and a lubricating hole 312, the first connecting flange 33 is welded on the left end surface of the first shaft sleeve 1, the silica gel sealing strip 32 is clamped on the left end surface of the first connecting flange 33, the second connecting flange 31 is attached to the left end surface of the first connecting flange 33, the nitrile rubber ring 34 is embedded in the left side of the inner annular side surface of the second connecting flange 31, the sealing ring 36 is mounted on the left end surface of the second connecting sleeve 4, the rubber sealing strip 37 is clamped on the surface of the sealing ring 36, the shaft sealing retainer ring 38 is bonded on the inner annular side surface of the sealing ring 36, the cloth clamping oil seal ring 39 is embedded in the left side of the inner annular side surface of the second connecting sleeve 4, the inner hexagonal screw plug 35 is engaged on the upper side of the inner side of the second connecting sleeve 4, an annular oil injection cavity 311 is formed in the middle of the inside of the second connecting sleeve 4, a lubricating hole 312 is formed in the inner annular side face of the second connecting sleeve 4, and the design solves the problems that an original drum-shaped tooth type coupler is inconvenient to inject lubricating oil into the inside, the sealing performance is poor, and internal teeth are prone to rusting.

The meshing of specification such as interior hexagonal screw end cap 35 has two sets ofly, the terminal surface has all laminated rubber seal 351 under two sets of interior hexagonal screw end cap 35, first adapter sleeve 2 all is equipped with the internal thread with the inside upside of second adapter sleeve 4, and the internal thread meshes with interior hexagonal screw end cap 35 mutually, rubber seal 351 avoids lubricating oil to spill over to the outside through the gap between internal thread and the interior hexagonal screw end cap 35, and the internal thread makes things convenient for the meshing of interior hexagonal screw end cap 35 to fix inside first adapter sleeve 2 and second adapter sleeve 4, butadiene-acrylonitrile rubber circle 34, rubber seal 37, the impartial specification of axial sealing washer 38 and double-layered cloth oil seal circle 39 clamps has two sets ofly, two sets of specifications such as sealing ring 36 are installed, this design makes first sleeve 1 and the 5 leakproofness of second sleeve better.

Two sets of specifications such as annular oil injection cavity 311 have been seted up, the multiunit has been seted up to specifications such as lubrication hole 312, and multiunit lubrication hole 312 all link up with annular oil injection cavity 311 mutually, this design makes things convenient for lubricating oil to flow into lubrication hole 312 in the annular oil injection cavity 311, and then lubricate ring gear and tooth groove ring, connecting bolt has been interlude to first connecting flange 33 inside, specifications such as connecting bolt have four groups, this design is convenient to install first connecting flange 33 and second connecting flange 31 fixedly, first axle sleeve 1 ring side left side and second axle sleeve 5 ring side right side all are provided with the ring gear, first axle sleeve 2 ring side and second adapter sleeve 4 ring side all are provided with the tooth groove ring, and the tooth groove ring meshes with the ring gear mutually, this design makes things convenient for first axle sleeve 1 and second axle sleeve 5 to carry out synchronous revolution.

As an embodiment of the present invention: firstly, an installer sleeves the first shaft sleeve 1 from right to left on the left side of the annular side face of the first shaft sleeve 1, and then sleeves the second shaft sleeve 5 from left to right on the right side of the annular side face of the second shaft sleeve 5, in the process, the tooth ring needs to be meshed in the tooth groove ring, and then the first connecting flange plate 33 and the second connecting flange plate 31 are connected and fixed through the connecting bolt, so that the first shaft sleeve 1 and the second shaft sleeve 5 are connected and fixed; at the moment, an installer loosens the two groups of inner hexagonal screw plugs 35 respectively by means of an external inner hexagonal wrench, then lubricating oil is filled into the two groups of annular oil filling cavities 311, then the two groups of inner hexagonal screw plugs 35 are meshed and fixed in situ, when the first shaft sleeve 1 and the second shaft sleeve 5 rotate, the first connecting sleeve 2 and the second connecting sleeve 4 synchronously rotate and generate centrifugal force, at the moment, the lubricating oil in the annular oil filling cavities 311 flows through the multiple groups of lubricating holes 312 to enter the tooth socket rings, so that the tooth socket rings and the tooth ring are lubricated, and the tooth socket rings and the tooth ring are prevented from rusting in the later use process; meanwhile, the nitrile rubber ring 34 and the silica gel sealing strip 32 prevent lubricating oil from overflowing from a gap between the first connecting flange disc 33 and the second connecting flange disc 31, the shaft sealing retainer ring 38 prevents lubricating oil from overflowing from a gap between the sealing ring 36 and the first sleeve 1 and the second sleeve 5, the cloth clamping oil sealing ring 39 prevents lubricating oil from overflowing from gaps between the first connecting sleeve 2 and the first sleeve 1 and between the second connecting sleeve 4 and the second sleeve 5, and the rubber sealing strip 37 prevents lubricating oil from overflowing from a gap between the sealing ring 36 and the first connecting sleeve 2 and between the rubber sealing strip 37 and the second connecting sleeve 4, so that lubricating oil in the tooth socket ring and the tooth socket ring is prevented from being lost rapidly.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an antirust type drum tooth shaft coupling, includes first axle sleeve, first adapter sleeve, sealed oiling mechanism, second adapter sleeve and second axle sleeve, its characterized in that: a first connecting sleeve is sleeved on the annular side surface of the first shaft sleeve, a sealing oiling mechanism is arranged in the first connecting sleeve, a second shaft sleeve is installed on the left side of the first shaft sleeve, a second connecting sleeve is sleeved on the right side of the annular side surface of the second shaft sleeve, and a sealing oiling mechanism is arranged in the second connecting sleeve;

the sealing and oiling mechanism comprises a second connecting flange plate, a silica gel sealing strip, a first connecting flange plate, a nitrile rubber ring, an inner hexagonal screw plug, a sealing ring, a rubber sealing strip, a shaft sealing retainer ring, a cloth clamping oil seal ring, an annular oiling cavity and a lubricating hole, wherein the first connecting flange plate is welded on the left end face of the first shaft sleeve, the silica gel sealing strip is clamped on the left end face of the first connecting flange plate, the second connecting flange plate is attached to the left end face of the first connecting flange plate, the nitrile rubber ring is embedded in the left side of the inner annular side face of the second connecting flange plate, the sealing ring is installed on the left end face of the second connecting sleeve, the rubber sealing strip is clamped on the right end face of the sealing ring, the shaft sealing retainer ring is bonded on the inner annular side face of the sealing ring, the cloth clamping oil seal ring is embedded in the left side of the inner annular side face of the second connecting sleeve, the inner hexagonal screw plug is engaged on the upper side inside the second connecting sleeve, an annular oil injection cavity is formed in the middle of the inner portion of the second connecting sleeve, and a lubricating hole is formed in the annular side face of the second connecting sleeve.

2. The rust-preventive drum tooth coupling according to claim 1, characterized in that: the equal-specification meshing of the inner hexagonal screw plug is two groups, the lower end face of the inner hexagonal screw plug is attached with a rubber sealing ring, inner threads are arranged on the upper sides of the inside of the first connecting sleeve and the inside of the second connecting sleeve, and the inner threads are meshed with the inner hexagonal screw plug.

3. The rust-preventive drum tooth coupling according to claim 1, characterized in that: the nitrile rubber circle, rubber seal strip, the shaft are clamped with two sets of sealing retainer rings and the cloth clamping oil seal circle of equal specification, and two sets of sealing rings are installed with equal specification.

4. The rust-preventive drum tooth coupling according to claim 1, characterized in that: two sets of specifications such as annular oiling chamber have been seted up, the multiunit has been seted up to specifications such as lubrication hole, and multiunit lubrication hole all link up with annular oiling chamber mutually.

5. The rust-preventive drum tooth coupling according to claim 1, characterized in that: and four groups of connecting bolts are inserted into the first connecting flange plate in an equal-specification manner.

6. The rust-preventive drum tooth coupling according to claim 1, characterized in that: tooth rings are arranged on the left side of the annular side face of the first shaft sleeve and the right side of the annular side face of the second shaft sleeve, tooth groove rings are arranged on the inner annular side face of the first connecting sleeve and the inner annular side face of the second connecting sleeve, and the tooth groove rings are meshed with the tooth rings.