CN202597547U

CN202597547U - Rotating shaft joint

Info

Publication number: CN202597547U
Application number: CN 201220260220
Authority: CN
Inventors: 刘井正
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-05
Filing date: 2012-06-05
Publication date: 2012-12-12
Anticipated expiration: 2022-06-05

Abstract

The utility model relates to a rotating shaft joint. The rotating shaft joint comprises a shaft jointing sleeve, a spline shaft, a connecting plate and a bearing bush, and is characterized in that the connecting sleeve is integrally welded to the spline shaft; a shaft sleeve is welded at one end of the connecting plate, and a one-way clutching subassembly is sleeved on the spline shaft at the other end of the connecting plate; and a protecting sleeve is sleeved at the external end of the one-way clutching subassembly. According to such a technical scheme provided by the utility model, an additional one-way clutch subassembly is arranged, therefore, equipment or a car can turn with a wheel as the centre of a circle, and axial length as the radius to draw an arc; and meanwhile, a fixed clutching sleeve fixedly connected with the wheel at the position of a central wheel is moved relative to a movable clutching sleeve, and the mutually matched ratchets are immediately released from engaging at that time, and wheels at two sides can be asynchronously moved, thus low turning resistance can be achieved, and the problem that the turning is difficultly carried out is solved; and moreover, the rotating shaft joint has the advantage of simple structure, and is easily manufactured, and conveniently installed.

Description

A kind of rotating joint

Technical field

The utility model belongs to the technical field of unidirectional walking arrangement, particularly relates to a kind of rotating joint.

Background technique

For some equipment or dolly that road wheel need be installed, all need be connected with transmission shaft or back shaft, can select universal wheels or single file wheel etc. according to actual needs.But dolly or equipment that one-way wheel is installed sometimes are relatively more difficult when turning round, and its main cause is that coaxial mounted road wheel is a synchronous walking, when needs turn to; One of them is taken turns and is the center of circle, and is radius picture arc with axial length, and center of circle wheel can produce a steering drag; People need turn to and just need overcome this steering drag and could realize the purpose that turns to, but bigger for the environment steering drag, just turn to relatively difficulty this moment; In the for example middle-size and small-size semi-automatic farm machinery, in ploughing, need turn round when turning to, simultaneously in order to prevent the damage of farm machinery to peripheral crops; Therefore just need pivot stud, because the address is softer, so turning rate is difficult; Generally need walk out ground and realize turning to, waste time and energy in broader place.

Summary of the invention

The utility model provides a kind of simple in structure, easy to install, rotating joint that steering drag is little for solving the technical problem that exists in the known technology.

The technological scheme that the utility model is taked for the technical problem that exists in the solution known technology is:

A kind of rotating joint; Comprise connecting shaft cover, splined shaft, connecting plate and bearing shell; It is characterized in that: said connecting sleeve and splined shaft weld together; One end of said connecting plate is welded with axle sleeve, is set with the one-way clutch assembly on the other end splined shaft of connecting plate, and the outer end of said one-way clutch assembly is set with sheath.

The utility model can also adopt following technical measures:

Said one-way clutch assembly comprises with connecting plate being the clutch fixed cover of one; Be provided with the clutch movable sheath of splined hole; The fitting surface of said clutch fixed cover and clutch movable sheath is provided with the ratchet that cooperatively interacts, and the other end of said clutch movable sheath is set with Returnning spring, and the other end of said Returnning spring is sleeved on the bearing shell; The central position of said bearing shell is provided with center hole; Said to the threaded connection hole that is axially arranged with that should the center hole splined shaft, said bearing shell compresses Returnning spring through connecting bolt, and the ratchet of clutch movable sheath and clutch fixed cover is meshing with each other.

Said sheath spiral shell is contained on the clutch fixed cover.

Said sheath is provided with the lubricant oil tank filler sleeve.

The cross section regular polygon of said connecting sleeve.

Be provided with pad between said bearing shell and the splined shaft end face.

Advantage and the good effect that the utlity model has are: because the utility model adopts technique scheme; Promptly increase an one-way clutch assembly, equipment or dolly are when turning like this, and one of them is taken turns and is the center of circle; And be that radius is drawn arc with axial length; At this moment center of circle wheel place be fixedly connected clutch fixed cover and clutch movable sheath generation relative movement with wheel, the ratchet that cooperatively interact this moment is disengage from immediately, this moment, the wheel on both sides can asynchronously move; And then realize that turning resistance is little, solved the problem that turns to difficulty; In addition the utility model also have simple in structure, be easy to make, be convenient to advantage such as installation.

Description of drawings

Fig. 1 and Fig. 2 are the structural representations of two different visual angles of the utility model;

Fig. 3 is a clutch movable sheath structural representation;

Fig. 4 is a clutch fixed cover plan view;

Fig. 5 is a clutch fixed cover stereogram;

Fig. 6 is the bearing shell structural representation.

Among the figure: 1, connecting shaft cover; 2, splined shaft; 3, connecting plate; 4, bearing shell; 5, axle sleeve; 6, one-way clutch assembly; 6-1, clutch fixed cover; 6-2, clutch movable sheath; 6-3, ratchet; 6-4, Returnning spring; 6-5, connecting bolt; 7, sheath; 7-1, tank filler sleeve; 8, pad.

Embodiment

For further understanding summary of the invention, characteristics and the effect of the utility model, the following examples of giving an example now, and conjunction with figs. specifies as follows:

See also Fig. 1 ~ Fig. 6, a kind of rotating joint comprises connecting shaft cover 1, splined shaft 2, connecting plate 3 and bearing shell 4; Said connecting sleeve is connected with transmission shaft or back shaft; In order to increase surface of contact, the regular polygon structure is made in the cross section of said connecting sleeve, is generally four, five and six distortion; Connecting sleeve connects as one through cotter pin or pin and transmission shaft and back shaft, adopts sleeve structure to be convenient to dismounting and maintenance.Said connecting sleeve 1 welds together with splined shaft 2; One end of said connecting plate 3 is welded with axle sleeve 5; Be set with one-way clutch assembly 6 on the other end splined shaft 2 of connecting plate 3; In order to prevent that external impurities from getting in the unidirectional set component matching gap, the outer end of said one-way clutch assembly 6 is set with sheath 7.

In the said structure; Said one-way clutch assembly 6 comprises with connecting plate 3 and is the clutch fixed cover 6-1 of one, is provided with the clutch movable sheath 6-2 of splined hole, and the fitting surface of said clutch fixed cover 6-1 and clutch movable sheath 6-2 is provided with the ratchet 6-3 that cooperatively interacts; The other end of said clutch movable sheath 6-2 is set with Returnning spring 6-4; The other end of said Returnning spring 6-4 is sleeved on the bearing shell 4, and the central position of said bearing shell 4 is provided with center hole, and is said to being axially arranged with threaded connection hole by the center hole splined shaft; Said bearing shell 4 compresses Returnning spring 6-4 through connecting bolt 6-5, and the ratchet 6-3 of clutch movable sheath 6-1 and clutch fixed cover 6-2 is meshing with each other.

For the ease of dismounting and assembling and maintenance, said sheath 7 spiral shells are contained on the clutch fixed cover 6-1.

For the ease of safeguarding, guarantee the slip between the mutual slide member, on said sheath, be provided with lubricant oil tank filler sleeve 7-1.

For the decrement of adjusting spring and prevent bearing shell and splined shaft between friction, between said bearing shell and splined shaft end face, be provided with pad 8.

The utility model working principle: adopt coaxial mounted two wheels of said structure, connecting plate is fixedly connected with wheel, when needs are turned; For example turn left, at this moment give a power forward of wheel on the right, under the effect of thrust; The wheel on right side is the center of circle with the wheel in left side, does divertical motion, and at this moment the ratchet 6-3 of the clutch fixed cover 6-1 on right side and clutch movable sheath 6-2 is mutual interlocking pattern; Wheel drives transmission shaft or back shaft rotates together; This moment, the moving direction of left side wheel and transmission shaft or back shaft should be opposite, otherwise with traditional the same being synchronized with the movement of wheel, clutch fixed cover 6-1 on the left of at this moment and the ratchet 6-3 disengaging of clutch movable sheath 6-2; And then overcome the synchronous difficulty of two ends wheel, solved the problem of the turning difficulty that resistance brings greatly when turning.

Equipment or dolly are when turning; One of them is taken turns and is the center of circle, and is that radius is drawn arc with axial length, and at this moment center of circle wheel place is fixedly connected clutch fixed cover and clutch movable sheath generation relative movement with wheel; The ratchet that cooperatively interact this moment is disengage from immediately; This moment, the wheel on both sides can asynchronously move, and then realized that turning resistance is little, had solved the problem that turns to difficulty; In sum the utility model also have simple in structure, advantage such as be easy to make, be convenient to install, turn to flexibly.

Although combine accompanying drawing that the preferred embodiment of the utility model is described above; But the utility model is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, is not restrictive; Those of ordinary skill in the art is under the enlightenment of the utility model; Not breaking away under the scope situation that the utility model aim and claim protect, can also make a lot of forms, these all belong within the protection domain of the utility model.

Claims

1. rotating joint; Comprise connecting shaft cover, splined shaft, connecting plate and bearing shell; It is characterized in that: said connecting sleeve and splined shaft weld together; One end of said connecting plate is welded with axle sleeve, is set with the one-way clutch assembly on the other end splined shaft of connecting plate, and the outer end of said one-way clutch assembly is set with sheath.

2. rotating joint according to claim 1; It is characterized in that: it is the clutch fixed cover of one that said one-way clutch assembly comprises with connecting plate, is provided with the clutch movable sheath of splined hole, and the fitting surface of said clutch fixed cover and clutch movable sheath is provided with the ratchet that cooperatively interacts; The other end of said clutch movable sheath is set with Returnning spring; The other end of said Returnning spring is sleeved on the bearing shell, and the central position of said bearing shell is provided with center hole, and is said to the threaded connection hole that is axially arranged with that should the center hole splined shaft; Said bearing shell compresses Returnning spring through connecting bolt, and the ratchet of clutch movable sheath and clutch fixed cover is meshing with each other.

3. rotating joint according to claim 1 and 2 is characterized in that: said sheath spiral shell is contained on the clutch fixed cover.

4. rotating joint according to claim 3 is characterized in that: said sheath is provided with the lubricant oil tank filler sleeve.

5. rotating joint according to claim 1 is characterized in that: the cross section regular polygon of said connecting sleeve.

6. rotating joint according to claim 2 is characterized in that: be provided with pad between said bearing shell and the splined shaft end face.