CN113606260A - Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring - Google Patents
Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring Download PDFInfo
- Publication number
- CN113606260A CN113606260A CN202110925432.3A CN202110925432A CN113606260A CN 113606260 A CN113606260 A CN 113606260A CN 202110925432 A CN202110925432 A CN 202110925432A CN 113606260 A CN113606260 A CN 113606260A
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- Prior art keywords
- spring
- split
- serpentine
- ring
- hub
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- 230000008878 coupling Effects 0.000 title claims abstract description 73
- 238000010168 coupling process Methods 0.000 title claims abstract description 73
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 73
- 241000270295 Serpentes Species 0.000 title description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims abstract description 83
- 230000006835 compression Effects 0.000 claims abstract description 81
- 238000007906 compression Methods 0.000 claims abstract description 81
- 238000007142 ring opening reaction Methods 0.000 claims description 8
- 230000004308 accommodation Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
- F16D3/56—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic metal lamellae, elastic rods, or the like, e.g. arranged radially or parallel to the axis, the members being shear-loaded collectively by the total load
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/84—Shrouds, e.g. casings, covers; Sealing means specially adapted therefor
- F16D3/843—Shrouds, e.g. casings, covers; Sealing means specially adapted therefor enclosed covers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Abstract
The application discloses snakelike spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring. The snakelike spring coupling with components of a whole that can function independently spacing ring is with wheel hub subassembly includes: the hub body is arranged in the shell, and one end of the hub body for mounting the serpentine spring is arranged in the shell; the limiting ring is sleeved on the part of the hub body, which is arranged in the shell, the limiting ring is provided with a spring hole, the limiting ring comprises at least two limiting ring split bodies, each limiting ring split body is connected in the first position to form an annular body, every two adjacent limiting ring split bodies are connected in a detachable mode, and the spring hole is arranged on at least one limiting ring split body; and the compression spring is partially installed in the spring hole. When the shell in the wheel hub component with the split limiting ring for the serpentine spring coupling moves from the original position to other positions and presses the compression spring, the compression spring can provide a force for the shell, and the force can prevent the shell from moving or prevent the shell from moving as much as possible.
Description
Technical Field
The application relates to the technical field of couplings, in particular to a hub assembly for an S-shaped spring coupling with a split limiting ring and a maintenance-free S-shaped spring coupling.
Background
The serpentine spring shaft coupling generally contains wheel hub, serpentine spring, shell, sealing member and connecting bolt, and processing has the tooth's socket on the wheel hub for install serpentine spring, two wheel hubs are connected with driving shaft and driven shaft respectively, and serpentine spring installs in the tooth's socket on wheel hub for realize two wheel hub's connection, with transmission power. And the two hubs are provided with a shell for forming a sealing space, the serpentine spring and the tooth groove are limited in the sealing space, and the sealing space can be filled with lubricating grease so as to reduce the abrasion between the tooth groove and the contact surface of the serpentine spring. The sealing member is arranged between the shell and the hub, and the bolt is used for connecting the two enclosers.
Above-mentioned structure is serpentine spring shaft coupling's basic structure, because the axis of two transmission shafts that serpentine spring shaft coupling connects can not be totally centering, can have certain radial, the angle, the error of single or a plurality of combinations such as axial, and serpentine spring atress warp the back in the course of the work, all can lead to serpentine spring to have certain displacement in the axial, and promote shell axial displacement, make serpentine spring at the during operation, its position is not in the best design position, according to axial offset distance's difference, different wearing and tearing can appear, serpentine spring shaft coupling's wholeness can be reduced, finally, it shortens to lead to serpentine spring or shaft coupling complete machine life-span.
In order to ensure that the serpentine spring works at the optimal position, maintenance personnel are generally required to regularly check and restore the serpentine spring to the optimal working position, so that a large amount of manpower and material resources are wasted.
Accordingly, it would be desirable to have a solution that overcomes or at least alleviates at least one of the above-mentioned difficulties of the prior art.
Disclosure of Invention
It is an object of the present invention to provide a hub assembly for a serpentine spring coupling having a split stop ring that overcomes or at least alleviates at least one of the above-mentioned disadvantages of the prior art.
In one aspect of the present invention, there is provided a hub assembly for a serpentine spring coupling having a split stopper ring, comprising:
the end, used for installing the serpentine spring, of the hub body is arranged in the shell;
the limiting ring is sleeved on the part, arranged in the shell, of the hub body, and provided with a spring hole, the limiting ring comprises at least two limiting ring split bodies, each limiting ring split body is arranged in a head-to-head connection mode, so that an annular body is formed, every two adjacent limiting ring split bodies are connected in a detachable mode, and the spring hole is arranged on at least one limiting ring split body;
a compression spring partially mounted within the spring bore; wherein,
the compression spring is configured to provide a force to the housing that is directed toward the home position of the housing when the housing is moved from the home position to another position on the hub body and forces the compression spring.
Optionally, every two mutually connected limiting ring split bodies are connected through a bolt and nut assembly; or,
every two limiting ring split bodies which are connected with each other are connected through screws.
Optionally, each two connected spacing ring split bodies are connected in the following manner:
a bolt connecting hole is formed in one limiting ring split body, and a bolt connecting hole is formed in the other limiting ring split body;
the bolt-nut assembly includes:
the bolt penetrates through the bolt connecting holes in the two limiting ring split bodies;
the nut is used for locking the bolt;
one or more limiting ring split bodies comprise nut clamping grooves;
the nut in the bolt and nut assembly is arranged in the nut clamping groove, and the nut clamping groove is used for preventing the nut from rotating around the central line of the nut clamping groove in the nut clamping groove.
Optionally, each two mutually connected spacing ring sub-bodies are glued.
Optionally, the stop collar further comprises an inner ring opening, the inner ring opening communicating with the spring bore.
Optionally, one end of the compression spring abuts against the hub body, and the other end of the compression spring is arranged in the spring hole and abuts against the limit ring;
when the shell moves from the original position to other positions on the hub body and the compression spring is pressed by the limiting ring, the compression spring is used for providing a force for the shell, and the direction of the force points to the original position of the shell.
Optionally, the hub body comprises a flange on which the serpentine spring is mounted;
the hub assembly for a maintenance-free serpentine spring coupling further comprises:
the guide rod is arranged on the flange, and the part of the guide rod extends into an inner hole of the compression spring.
Optionally, a spring accommodating groove recessed towards the inner wall direction of the hub body is formed in the circumferential direction of the outer wall of the hub body, and the spring accommodating groove is used for accommodating the compression spring; wherein,
the concave depth of the spring accommodating groove is smaller than the radial dimension of the compression spring;
the spring receiving groove has a dimension in an axial direction of the compression spring that is greater than a length of the compression spring.
Optionally, the housing is in contact with the stop ring when the housing is in the home position.
Optionally, one end of the compression spring abutting against the hub body abuts against the flange and is fixedly connected with the flange.
Optionally, the number of the spring holes is multiple, and one compression spring is suitable for being matched with one spring hole.
Optionally, the number of the spring receiving grooves is plural, and one spring receiving groove is adapted to receive one compression spring.
Optionally, one said spring receiving groove is adapted to receive a plurality of compression springs.
The application still provides a non-maintaining serpentine spring shaft coupling, non-maintaining serpentine spring shaft coupling includes as above serpentine spring shaft coupling for with components of a whole that can function independently spacing ring use wheel hub subassembly.
Advantageous effects
When the shell in the wheel hub component with the split limiting ring for the serpentine spring coupling moves from the original position to other positions and presses the compression spring, the compression spring can provide a force for the shell, and the force can prevent the shell from moving or prevent the shell from moving as much as possible.
Drawings
Fig. 1 is a schematic structural view of a serpentine spring coupling with a split retainer ring according to a first embodiment of the present invention, in which a hub assembly is mounted on a maintenance-free serpentine spring coupling.
Fig. 2 is a schematic structural view of a serpentine spring coupling with a split retainer ring according to a second embodiment of the present invention, in which a hub assembly is mounted on a maintenance-free serpentine spring coupling.
Fig. 3 is a schematic structural view of a serpentine spring coupling with a split retainer ring according to a third embodiment of the present invention, in which a hub assembly is mounted on a maintenance-free serpentine spring coupling.
Fig. 4 is a schematic structural view of a retainer ring in the hub assembly for a serpentine spring coupling having a split retainer ring shown in fig. 1.
Fig. 5 is a schematic structural view of a hub body of the hub assembly for the serpentine spring coupling having the split retainer ring shown in fig. 1.
FIG. 6 is another schematic structural view of the hub body of the hub assembly for a serpentine spring coupling having a split retaining ring shown in FIG. 1.
Fig. 7 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a first embodiment of the present invention.
Fig. 8 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a second embodiment of the present invention.
Fig. 9 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a third embodiment of the present invention.
Fig. 10 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a fourth embodiment of the present invention.
Fig. 11 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a fifth embodiment of the present invention.
Fig. 12 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a sixth embodiment of the present invention.
Fig. 13 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to a seventh embodiment of the present invention.
Fig. 14 is a schematic structural view of a hub body of a hub assembly for a serpentine spring coupling having a split retainer ring according to an eighth embodiment of the present invention.
FIG. 15 is a schematic view of the split spacing ring of the hub assembly for a serpentine spring coupling having a split spacing ring of FIG. 1 connected by a bolt and nut assembly.
FIG. 16 is a schematic view of the split spacing ring of the hub assembly for a serpentine spring coupling having a split spacing ring of FIG. 1 shown as being connected by screws.
Reference numerals:
1. a housing; 2. a hub body; 3. a limiting ring; 31. a spring hole; 32. the inner ring is opened; 4. a compression spring; 22. a flange; 5. a guide bar; 21. a spring receiving groove; 6. a serpentine spring.
7. A jacket; 8. the excircle is convex; 9. an oil inlet hole; 10. an inner sleeve; 11. an oil storage chamber; 12. an oil outlet hole; 13. a pin hole.
Detailed Description
In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are a subset of the embodiments in the present application and not all embodiments in the present application. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner and are not to be considered limiting of the scope of the present application.
Fig. 1 is a schematic structural view of a hub assembly for a maintenance-free serpentine spring coupling according to a first embodiment of the present invention, mounted on the maintenance-free serpentine spring coupling. Fig. 2 is a schematic structural view of a hub assembly for a maintenance-free serpentine spring coupling according to a second embodiment of the present invention, mounted on the maintenance-free serpentine spring coupling. Fig. 3 is a schematic structural view of a hub assembly for a maintenance-free serpentine spring coupling according to a third embodiment of the present invention, mounted on the maintenance-free serpentine spring coupling. Fig. 4 is a schematic structural view of a retainer ring in the hub assembly for the maintenance-free serpentine spring coupling shown in fig. 1. FIG. 5 is a schematic structural view of a hub body of the hub assembly for a maintenance-free serpentine spring coupling shown in FIG. 1. FIG. 6 is another schematic structural view of a hub body of the hub assembly for a maintenance-free serpentine spring coupling shown in FIG. 1.
In this embodiment, the original position of the housing refers to the working position that the housing should theoretically be in when the maintenance-free serpentine spring coupling of the present application is working.
The hub assembly for the serpentine spring coupling with the split retainer ring as shown in fig. 1 to 6 includes a hub body 2, a retainer ring 3 and a compression spring 4, wherein one end of the hub body 2 for mounting the serpentine spring is disposed in a housing 1; the limiting ring 3 is sleeved on the part of the hub body 2 arranged in the shell 1, the limiting ring 3 is provided with a spring hole 31, the limiting ring comprises at least two limiting ring split bodies, each limiting ring split body is connected in the first position to form an annular body, every two adjacent limiting ring split bodies are connected in a detachable mode, and the spring hole 31 is arranged on at least one limiting ring split body;
the compression spring part is arranged in the spring hole; wherein,
when the housing 1 is moved from the home position to the other position on the hub body 2 and presses the compression spring 4, the compression spring 4 serves to provide the housing 1 with a force directed toward the home position of the housing 1.
When the shell in the wheel hub component with the split limiting ring for the serpentine spring coupling moves from the original position to other positions and presses the compression spring, the compression spring can provide a force for the shell, and the force can prevent the shell from moving or prevent the shell from moving as much as possible. This application adopts split type spacing ring, makes things convenient for the installation of spacing ring.
Referring to fig. 15, in the present embodiment, each two connected spacing ring split bodies are connected by a bolt and nut assembly.
Referring to fig. 16, in this embodiment, two separate spacing ring bodies connected with each other may be connected with each other by screws.
In this embodiment, every two connected spacing ring split bodies are connected in the following way:
a bolt connecting hole is formed in one limiting ring split body, and a bolt connecting hole is formed in the other limiting ring split body;
the bolt and nut assembly comprises a bolt and a nut, and the bolt penetrates through bolt connecting holes in the two limiting ring split bodies; the nut is used for locking the bolt; one or more limiting ring split bodies comprise nut clamping grooves; the nut in the bolt and nut assembly is arranged in the nut clamping groove, and the nut clamping groove is used for preventing the nut from rotating around the central line of the nut clamping groove in the nut clamping groove.
In this way, the nut and the bolt are prevented from loosening.
It will be appreciated that the present invention may also be connected in other ways, for example, by gluing each two separate parts of the stop collar to each other.
In this embodiment, the stop collar further comprises an inner ring opening 32, the inner ring opening 32 communicating with said spring bore 31.
Referring to fig. 1, in the present embodiment, one end of the compression spring 4 abuts against the hub body 2, and the other end is disposed in the spring hole 31 and abuts against the limit ring 3;
when the housing 1 is moved from the home position to another position on the hub body 2 and the compression spring 4 is pressed by the retainer ring 3, the compression spring 4 serves to provide a force to the housing 1, the direction of which is directed to the home position of the housing 1.
Referring to fig. 1 to 2, in the present embodiment, the hub body 2 comprises a flange 22 on which the serpentine springs are mounted; the hub assembly for the maintenance-free serpentine spring coupling further comprises a guide rod 5, the guide rod 5 is arranged on the flange 22, and the guide rod 5 partially extends into an inner hole of the compression spring 4.
In this embodiment, a flange is provided on the part of the hub body which is arranged within the housing, the flange being intended to be connected with the connecting piece.
In the in-service use process, the shaft coupling under rotatory operating condition, compression spring can receive the effect of centrifugal force, can outwards throw away, and the compression spring that is close to the flange side does not have spacing or spacing effect of spacing ring radially not good, consequently can have the trend that compression spring outwards got rid of, through setting up behind the guide bar, can make compression spring radially more stable.
It will be appreciated that the configuration of the guide bar may be self-setting as required, for example in the form of a screw or pin.
Referring to fig. 1 and 2, in the present embodiment, the guide rod is a screw, specifically, the screw is disposed through the flange and fixed on the flange, and the other end of the screw extends into the inner hole of the compression spring.
Referring to fig. 4, in the present embodiment, the spring hole 31 is recessed from one surface of the retainer ring 3 adjacent to the compression spring 4 in a direction toward the other surface of the retainer ring 3 opposite to the one surface, and the depth of the recess is smaller than the length of the compression spring (left-right direction in fig. 1).
Referring to fig. 4, in the present embodiment, the spring hole is a blind hole, and the blind hole is adopted, so that the processing is convenient, and the positioning is accurate.
Referring to fig. 2 and 3, in the present embodiment, a spring receiving groove 21 recessed toward the inner wall direction of the hub body 2 is provided in the circumferential direction of the outer wall of the hub body 2, and the spring receiving groove 21 is used for receiving the compression spring 4; wherein,
the recessed depth of the spring receiving groove 21 is smaller than the dimension in the radial direction of the compression spring 4;
the dimension of the spring receiving groove 21 in the axial direction of the compression spring 4 is larger than the length of the compression spring.
In one embodiment, the recessed depth of the spring receiving groove 21 is less than or equal to one-half of the outer diameter of the compression spring 4.
Through setting up the spring accommodation tank, on the one hand, can play a guide effect for compression spring, on the other hand, can further reduce the radial thickness requirement to the spacing ring, be equivalent to compression spring with the partly spring hole that is located of the terminal surface of the one end of spacing ring contact, another part is located the spring accommodation tank, adopt this kind of mode, the area of the terminal surface of the one end of specially adapted compression spring with the spacing ring contact is less than the embodiment of 50% of the whole area of this terminal surface.
In the present embodiment, a surface of the housing 1 for contacting the retainer ring 3 is referred to as a housing contact surface, and a surface of the retainer ring 3 for contacting the housing 1 is referred to as a retainer ring contact surface; wherein, the shell contact surface is parallel with the spacing ring contact surface.
The stress on the inner side wall of the shell can be ensured to be uniform by arranging two mutually parallel surfaces, and the damage caused by overlarge local stress is avoided.
In this embodiment, the shell contact surface is perpendicular to the axis of the hub body.
By adopting the arrangement mode, the processing is simple and the operation is easy.
In one embodiment, the housing 1 is in contact with the stop collar 3 when the housing 1 is in the home position.
In this way, the compression spring can provide a force to the housing once the housing is deflected from the original position.
In other embodiments, the housing is not in contact with the stop ring in the home position, i.e. the housing is provided with a predetermined distance from the stop ring in the home position, in such a way that an offset can be given to the housing, i.e. the housing will only be in contact with the stop ring beyond the predetermined distance and may press the compression spring through the stop ring.
It will be appreciated that the offset cannot be greater than the housing to flange distance, e.g. 500mm, and the predetermined threshold is less than 500mm, e.g. 100mm, 50mm, etc.
Referring to fig. 1 to 3, in the present embodiment, one end of the compression spring 4 abutting against the hub body 2 abuts against the flange 22 and is fixedly connected with the flange 22.
It is understood that the fixing connection may be formed by welding, bonding, or screwing.
In the present embodiment, the compression spring 4 is a cylindrical compression spring having a rectangular cross section.
By providing a cylindrical compression spring of rectangular cross-section, it is possible to provide a greater spring force than other types of compression springs, such as compression springs of circular cross-section, with a small deformation.
In this embodiment, the stop collar 3 is made of a non-metallic material.
On the one hand, a non-metallic material (e.g., rubber) is low in cost and high in processing efficiency, and on the other hand, the non-metallic material has low hardness compared to a metallic material, and can prevent the housing from being damaged as much as possible when the non-metallic material is in contact with the housing, particularly when the housing is made of a metallic material.
Referring to fig. 4, in the present embodiment, the number of the spring holes 31 is plural, and one compression spring 4 is adapted to be used in cooperation with one spring hole 31.
In the embodiment shown in fig. 4, the number of inner ring openings is the same as the number of spring bores, one inner ring opening communicating with one spring bore.
In this way, the hole pattern of the spring hole can be adapted to the compression spring, so that the compression spring is limited by a plurality of surfaces.
It will be appreciated that in other embodiments, the spring aperture may be one and the compression spring may be a plurality of each disposed in one of the spring apertures, in which embodiment the spring aperture may be an annular spring aperture.
Referring to fig. 4, in the present embodiment, the number of spring holes is the same as the number of compression springs, one spring hole being for cooperation with one compression spring.
Referring to fig. 6, in the present embodiment, the number of the spring receiving grooves 21 is plural, and one spring receiving groove 21 is adapted to receive one compression spring 4.
By adopting the mode, one spring accommodating groove accommodates one compression spring, and the shape of the spring accommodating groove can be designed according to the compression spring, so that the compression spring can be better limited.
It will be appreciated that in the embodiment shown in fig. 5, it may be one spring receiving groove 21 adapted to receive a plurality of compression springs 4.
As shown in fig. 7 to 14 (wherein, the annular flange in fig. 7 to 11 is provided with a tooth groove for mounting the serpentine spring, which is not shown in the figure), the hub body includes an oil storage chamber 11, an oil inlet 9, an oil outlet 14, and an outer circular protrusion 8, wherein at least one of the outer circular protrusion 8 is used for being connected with other components, the oil inlet and the oil outlet are provided on the outer circular protrusion, and the oil inlet and the oil outlet are respectively communicated with the oil storage chamber 11.
In this embodiment, one of the outer protrusions connected to the other components is a flange 22.
In the present embodiment, the oil inlet hole and the oil outlet hole are provided on other outer circumferential projections than the flange 22.
The utility model provides a wheel hub body is provided with the excircle arch on the outer wall of overcoat, sets up inlet port and oil outlet on the excircle arch, satisfies the user demand under the condition that does not increase whole overcoat wall thickness, has avoided the problem of the equipment lectotype increase that leads to because of the equipment aperture problem, has reduced user's use cost.
Referring to fig. 7 to 10, in the present embodiment, the number of the outer circumferential protrusions is at least two.
In this application, inlet port and oil outlet can set up on an excircle arch, also can set up in a plurality of excircle archs, can be provided with inlet port and oil outlet on some excircle archs, do not be provided with inlet port and oil outlet on some excircle archs.
In this embodiment, the hub body includes an outer sleeve 7 and an inner sleeve 10, the oil storage chamber is disposed between the outer sleeve and the inner sleeve, and the outer circular protrusion is disposed on the outer sleeve and/or the inner sleeve.
In the present application, at least one oil inlet hole and the oil outlet hole communicate with the oil reservoir chamber 11.
Referring to fig. 10, in the present embodiment, each of the oil inlet hole 9 and the oil outlet hole 14 communicates with the oil reservoir chamber.
Referring to fig. 11 and 12, in this embodiment, the outer circular protrusions 8 are all disposed on the outer sleeve 7, the flanges are disposed at one end of the outer sleeve 7, and at least one outer circular protrusion 8 other than the flanges is disposed at the other end of the outer sleeve or at least one outer circular protrusion other than the flanges is disposed at the middle of the outer sleeve.
Referring to fig. 13, in this embodiment, the outer circular protrusions 8 are all disposed on the inner sleeve 10, the flange is disposed at one end of the inner sleeve, at least one outer circular protrusion other than the flange is disposed at the other end of the inner sleeve, and the outer sleeve is disposed between the flange and the outer circular protrusion at the other end.
Referring to fig. 14, in the present embodiment, the outer circular protrusions 8 are provided on the outer sleeve 7 as well as the inner sleeve 10, wherein the flange is provided on the inner sleeve 10 or the outer sleeve 7; the outer circular bulges are arranged at one or more positions of one end of the inner sleeve far away from the flange, one end of the outer sleeve far away from the flange and the middle part of the outer sleeve.
It is to be understood that fig. 13 to 14 are schematic views, and the oil inlet hole, the oil outlet hole, and other arrangements described above are omitted.
It will be appreciated that the outer circular protrusion may also be provided near the middle or near one end.
In the present embodiment, one or more of the cylindrical protrusions 8 are annular cylindrical protrusions.
In one embodiment, the cylindrical protrusions are all annular cylindrical protrusions.
In this application, the quantity of excircle arch can be set for by oneself as required. For example, two, three, four, five, or more are provided in the outer sheath axial direction.
It will be appreciated that in one embodiment, a non-uniform arrangement is also possible.
In the present application, these outer cylindrical protrusions may be annular, i.e. arranged circumferentially around the outer jacket.
In the present application, these cylindrical protrusions may also be of other shapes.
In one embodiment, the one or more outer circumferential projections 8 are projections, other than the division, disposed circumferentially away from the center of the hub body from where they are disposed.
Referring to fig. 11, in the embodiment shown in fig. 11, the outer circular protrusion is a cylindrical outer circular protrusion, and with this arrangement, the cylinder can be directly welded on the outer sleeve, which is convenient to machine.
Referring to fig. 7 to 10, in the present application, the outer circular protrusion may be provided in plural in the axial direction of the outer sleeve, and may also be provided in plural in the circumferential direction of the outer sleeve at the same time.
In this embodiment, the flange may be arranged just on the end face of one end of the outer sleeve 7, or may be at a distance from the end face of the outer sleeve, e.g. 10cm, 5cm, etc.
Referring to fig. 7 and 9, in one embodiment, the oil inlet and outlet holes are formed in an outer circular protrusion, which may be annular, that is, circumferentially disposed around the outer sleeve. The oil inlet hole and the oil outlet hole are symmetrically arranged on the excircle protrusion.
In one embodiment, the oil inlet hole and the oil outlet hole are formed in two different outer circular protrusions, and one outer circular protrusion is provided.
In one embodiment, the oil inlet hole and the oil outlet hole are respectively arranged on different outer circular protrusions 7.
Referring to fig. 11, in the present embodiment, the outer wall of the outer sleeve 7 and the flange connection position have the above-described spring receiving groove 21.
Referring to fig. 12, in this embodiment, a radial hoisting hole is provided on the hub body, and a central axis of the radial hoisting hole passes through a center of gravity of the hub.
By adopting the mode, the axle hole of the hub can be ensured to be horizontal during hoisting, and the hub is conveniently aligned with the mounting shaft so as to realize quick mounting.
In addition, for the wheel hub body, because it is convenient to adjust well, can adjust the clearance between the hole of wheel hub body and the installation axle for a short time, can transmit higher torque like this under equal pressure.
Referring to fig. 10 and 11, in the present embodiment, at least two pin holes are provided on the flange, wherein at least one pin hole is a conical pin hole.
In this application, still be provided with the bolt hole on the first excircle arch.
When the wheel hub body of this application used, the flange was connected with other parts, for example, was connected with other wheel hubs, was provided with the flange structure on other wheel hubs, and the flange is structural to be provided with bolt hole and positioning hole. The bolt holes on the flange structure are matched with the bolt holes on the flange and connected through bolts.
During the connection process, there is a possibility that the hub body 2 is not aligned with the hub to be connected, and at this time, the positioning pins sequentially pass through the positioning through holes and the pin holes which are conical, and the hub body and the connected hub are gradually aligned during the connection process by the guidance of the inner walls of the pin holes.
In this embodiment, except for the division flange, at least one of the other cylindrical protrusions is arranged at the other end of the outer sleeve, and the cylindrical protrusion is called a second cylindrical protrusion.
In this application, also can set up one or more excircle arch simultaneously in the circumference of overcoat, for example, set up a plurality of excircle archs on the axial other end (second excircle arch) of overcoat, each excircle arch is evenly arranged in circumference.
In this embodiment, the number of the second outer circular protrusions is at least two, and the second outer circular protrusions are uniformly distributed in the circumferential direction of the outer wall.
In this embodiment, except for the division flange, at least one of the other outer circular protrusions is arranged in the middle of the outer sleeve in the axial direction, the outer circular protrusion is called a third outer circular protrusion, and the third outer circular protrusion is an annular outer circular protrusion and is arranged circumferentially around the outer wall of the outer sleeve 7.
In this application, the middle part sets up annular protruding, and when the wheel hub body atress of this application, the middle part warp most easily, and is protruding through setting up the third excircle, can increase the holding capacity at middle part, prevents to warp.
In this embodiment, the second outer circumferential projection is an annular outer circumferential projection which is circumferentially disposed around the outer wall of the outer sleeve 7.
In this embodiment, the dimension of the second outer circumferential projection and/or the third outer circumferential projection in the axial direction of the outer sleeve is 18mm to 50 mm.
In this embodiment, the dimension of the second outer circumferential projection in the radial direction of the outer sleeve is smaller than the dimension of the first outer circumferential projection in that direction.
In this embodiment, the dimension of the third outer circumferential projection in the radial direction of the outer sleeve is smaller than the dimension of the first outer circumferential projection in that direction.
The second excircle protrusion is provided with a plurality of grooves which are arranged in the circumferential direction of the second excircle protrusion, and each groove is concave from the outer wall of the second excircle protrusion to the inner wall.
The first outer circular bulge and/or the second outer circular bulge are/is provided with the groove, so that the weight of the hub body can be further reduced.
Referring to fig. 1-3, the present application further provides a maintenance-free serpentine spring coupling including a hub assembly for a serpentine spring coupling having a split stop ring as described above.
Although the invention has been described in detail hereinabove with respect to a general description and specific embodiments thereof, it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (14)
1. A serpentine spring coupling-used hub assembly with a split retainer ring, the serpentine spring coupling-used hub assembly with the split retainer ring comprising:
the wheel hub comprises a wheel hub body (2), wherein one end of the wheel hub body (2) for mounting a serpentine spring is arranged in a shell (1);
the limiting ring (3) is sleeved on the part, arranged in the shell (1), of the hub body (2), the limiting ring (3) is provided with a spring hole (31), the limiting ring comprises at least two limiting ring split bodies, the limiting ring split bodies are connected in the first position to form an annular body, every two adjacent limiting ring split bodies are connected in a detachable mode, and the spring hole (31) is arranged on at least one limiting ring split body;
a compression spring (4) partially mounted within the spring bore; wherein,
the compression spring (4) is adapted to provide a force to the housing (1) when the housing (1) is moved from an original position to another position on the hub body (2) and presses the compression spring (4), the direction of the force being directed towards the original position of the housing (1).
2. A hub assembly for a serpentine spring coupling having split retainer rings as set forth in claim 1, wherein each two retainer ring splits connected to each other are connected by a bolt and nut assembly; or every two mutually connected limiting ring split bodies are connected through screws.
3. A hub assembly for a serpentine spring coupling having split retaining rings as set forth in claim 2, wherein each two interconnected retaining ring splits are connected as follows:
a bolt connecting hole is formed in one limiting ring split body, and a bolt connecting hole is formed in the other limiting ring split body;
the bolt-nut assembly includes:
the bolt penetrates through the bolt connecting holes in the two limiting ring split bodies;
the nut is used for locking the bolt;
one or more limiting ring split bodies comprise nut clamping grooves;
the nut in the bolt and nut assembly is arranged in the nut clamping groove, and the nut clamping groove is used for preventing the nut from rotating around the central line of the nut clamping groove in the nut clamping groove.
4. A hub assembly for a serpentine spring coupling having split retainer rings as set forth in any one of claims 1 to 3, wherein each two retainer ring split bodies connected to each other are bonded to each other by glue.
5. A hub assembly for a serpentine spring coupling having a split retainer ring according to any one of claims 1 to 3, wherein the retainer ring further includes an inner ring opening (32), the inner ring opening (32) communicating with the spring bore (31).
6. A hub assembly for a serpentine spring coupling having a split stop ring according to claim 5, characterized in that one end of the compression spring (4) abuts against the hub body (2) and the other end is disposed in the spring hole (31) and abuts against the stop ring (3);
when the shell (1) moves from the original position to other positions on the hub body (2) and the compression spring (4) is pressed by the limiting ring (3), the compression spring (4) is used for providing a force for the shell (1), and the direction of the force points to the original position of the shell (1).
7. The hub assembly for a serpentine spring coupling having a split retaining ring according to claim 6, characterized in that the hub body (2) comprises a flange (22) on which the serpentine spring is mounted;
the hub assembly for a maintenance-free serpentine spring coupling further comprises:
the guide rod (5) is arranged on the flange (22), and the guide rod (5) partially extends into an inner hole of the compression spring (4).
8. A hub assembly for a serpentine spring coupling having a split retainer ring according to claim 7, wherein the outer wall of the hub body (2) is provided with a spring receiving groove (21) in a circumferential direction thereof, the spring receiving groove (21) being recessed in a direction of the inner wall of the hub body (2), the spring receiving groove (21) receiving the compression spring (4); wherein,
the concave depth of the spring accommodating groove (21) is smaller than the radial dimension of the compression spring (4);
the spring accommodation groove (21) has a dimension in the axial direction of the compression spring (4) that is greater than the length of the compression spring.
9. A hub assembly for a serpentine spring coupling having a split stop ring according to claim 8, characterized in that the housing (1) is in contact with the stop ring (3) when the housing (1) is in the home position.
10. A hub assembly for a serpentine spring coupling having a split retaining ring according to claim 9, characterized in that the end of the compression spring (4) abutting the hub body (2) abuts the flange (22) and is fixedly connected to the flange (22).
11. A hub assembly for a serpentine spring coupling having a split retaining ring according to any one of claims 6 to 10, wherein the number of spring holes (31) is plural, and one compression spring (4) is adapted to cooperate with one of the spring holes (31).
12. A hub assembly for a serpentine spring coupling having a split retaining ring according to claim 11, wherein said spring receiving groove (21) is plural in number, one spring receiving groove (21) being adapted to receive one said compression spring (4).
13. A hub assembly for a serpentine spring coupling having a split retaining ring according to claim 11, wherein one of said spring receiving slots (21) is adapted to receive a plurality of compression springs (4).
14. A maintenance-free serpentine spring coupling comprising a hub assembly for a serpentine spring coupling having a split stop ring as set forth in any one of claims 1-13.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN202110262426 | 2021-03-11 | ||
CN2021102624264 | 2021-03-11 |
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CN113606260A true CN113606260A (en) | 2021-11-05 |
CN113606260B CN113606260B (en) | 2022-04-12 |
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Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
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CN202110555941.1A Withdrawn CN113153924A (en) | 2021-03-11 | 2021-05-21 | Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring |
CN202121886076.0U Active CN215830995U (en) | 2021-03-11 | 2021-08-12 | Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring |
CN202110925432.3A Active CN113606260B (en) | 2021-03-11 | 2021-08-12 | Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring |
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Application Number | Title | Priority Date | Filing Date |
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CN202110555941.1A Withdrawn CN113153924A (en) | 2021-03-11 | 2021-05-21 | Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring |
CN202121886076.0U Active CN215830995U (en) | 2021-03-11 | 2021-08-12 | Snake spring coupling is with wheel hub subassembly and shaft coupling with components of a whole that can function independently spacing ring |
Country Status (1)
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CN (3) | CN113153924A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3379413D1 (en) * | 1982-08-26 | 1989-04-20 | Shoyo Engineering Company Limi | Shaft coupling |
CN202579699U (en) * | 2012-05-25 | 2012-12-05 | 浙江瑞轴机械有限公司 | Serpentine steel flex coupling |
CN203009625U (en) * | 2012-12-13 | 2013-06-19 | 宁夏天地西北煤机有限公司 | Spline-type serpentine spring coupler |
CN203130835U (en) * | 2013-03-28 | 2013-08-14 | 李会敬 | Split snake-shaped spring coupler |
CN203717688U (en) * | 2013-12-12 | 2014-07-16 | 山东科技大学 | Novel serpentine spring coupling |
CN206145012U (en) * | 2016-08-30 | 2017-05-03 | 浙江宇龙机械有限公司 | Long service life's serpentine spring shaft coupling |
CN210686755U (en) * | 2019-10-31 | 2020-06-05 | 枣庄景源矿山配件有限公司 | Industrial serpentine spring coupling |
CN210769897U (en) * | 2019-11-09 | 2020-06-16 | 广州欧谱博精密科技有限公司 | Snake-shaped spring coupling |
-
2021
- 2021-05-21 CN CN202110555941.1A patent/CN113153924A/en not_active Withdrawn
- 2021-08-12 CN CN202121886076.0U patent/CN215830995U/en active Active
- 2021-08-12 CN CN202110925432.3A patent/CN113606260B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3379413D1 (en) * | 1982-08-26 | 1989-04-20 | Shoyo Engineering Company Limi | Shaft coupling |
CN202579699U (en) * | 2012-05-25 | 2012-12-05 | 浙江瑞轴机械有限公司 | Serpentine steel flex coupling |
CN203009625U (en) * | 2012-12-13 | 2013-06-19 | 宁夏天地西北煤机有限公司 | Spline-type serpentine spring coupler |
CN203130835U (en) * | 2013-03-28 | 2013-08-14 | 李会敬 | Split snake-shaped spring coupler |
CN203717688U (en) * | 2013-12-12 | 2014-07-16 | 山东科技大学 | Novel serpentine spring coupling |
CN206145012U (en) * | 2016-08-30 | 2017-05-03 | 浙江宇龙机械有限公司 | Long service life's serpentine spring shaft coupling |
CN210686755U (en) * | 2019-10-31 | 2020-06-05 | 枣庄景源矿山配件有限公司 | Industrial serpentine spring coupling |
CN210769897U (en) * | 2019-11-09 | 2020-06-16 | 广州欧谱博精密科技有限公司 | Snake-shaped spring coupling |
Also Published As
Publication number | Publication date |
---|---|
CN113153924A (en) | 2021-07-23 |
CN113606260B (en) | 2022-04-12 |
CN215830995U (en) | 2022-02-15 |
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