CN208397153U - A kind of dustproof universal joint outer ball cage - Google Patents
A kind of dustproof universal joint outer ball cage Download PDFInfo
- Publication number
- CN208397153U CN208397153U CN201821041622.9U CN201821041622U CN208397153U CN 208397153 U CN208397153 U CN 208397153U CN 201821041622 U CN201821041622 U CN 201821041622U CN 208397153 U CN208397153 U CN 208397153U
- Authority
- CN
- China
- Prior art keywords
- ball cage
- fixed ring
- transmission shaft
- universal joint
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 230000004888 barrier function Effects 0.000 claims abstract description 25
- 229920000728 polyester Polymers 0.000 claims description 4
- 229920006346 thermoplastic polyester elastomer Polymers 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 30
- 239000000203 mixture Substances 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a kind of dustproof universal joint outer ball cages of cage technical field, including external ball cage ontology and transmission shaft, the left end of the transmission shaft is plugged in the right end of external ball cage ontology, the outer circumferential walls of the external ball cage ontology are socketed with big fixed ring, the outer wall of the transmission shaft is socketed with small fixed ring, the inner cavity top and bottom of the big fixed ring and small fixed ring are provided with groove, the roof of the upside groove and the bottom wall of downside groove are welded with spring assembly, this kind of dustproof universal joint outer ball cage, design is reasonable, it is practical, using groove, spring assembly and stopper, big fixed ring and small fixed ring can firmly be fixed, using barrier layer, extraneous dust can be stopped to penetrate into from gap, using the dust cover of elastic covering and barrier net composition, increase the hardness of dust cover, and the effectively barrier of barrier net is extraneous Dust.
Description
Technical field
The utility model relates to cage technical field, specially a kind of dustproof universal joint outer ball cage.
Background technique
Constant velocity cardan joint is to be capable of the mechanism of passing movement and torque, in the prior art when master and slave moving axis has angular displacement
The structure of rzeppa joint be clutch can and inner race is six channels, and six groove curvature centers of clutch can and star
Shape covers six groove curvature centers, is located at ball cage type retainer internal and external spherical surfaces center two sides, and eccentricity is equal,
Fail to be fully sealed between clutch can and wheel, the pollutants such as external dust is entered from the two gap defeated
The junction of shaft and wheel skeleton, although increasing dust cover, mesh between current external ball cage of universal joint and transmission shaft
The joint portion of preceding dust cover and external ball cage and transmission shaft is unable to tight seal, and dust cover is easy and is driven after a period of use
Axis and external ball cage sliding, have gap, cause dust to penetrate into from gap, and then transmission shaft is caused to be prone to wear, influence transmission shaft
Service life, and current dust cover hard is low, is easy breakage, further results in dust and enters transmission shaft and external ball cage
Interconnecting piece causes transmission shaft and external ball cage to wear, influences the service life of transmission shaft and external ball cage.
Utility model content
The purpose of this utility model is to provide a kind of dustproof universal joint outer ball cages, to solve to propose in above-mentioned background technique
Current dust cover and the joint portion of external ball cage and transmission shaft be unable to tight seal, have gap, dust caused to seep from gap
Enter, influence the service life of transmission shaft, and current dust cover hard is low, be easy breakage, transmission shaft and external ball cage is caused to grind
Damage, the problem of influencing the service life of transmission shaft and external ball cage.
To achieve the above object, the utility model provides the following technical solutions: a kind of dustproof universal joint outer ball cage, including outer
Cage ontology and transmission shaft, the left end of the transmission shaft are plugged in the right end of external ball cage ontology, the circumference of the external ball cage ontology
Outer wall is socketed with big fixed ring, and the outer wall of the transmission shaft is socketed with small fixed ring, the big fixed ring and small fixed ring it is interior
Top of chamber and bottom are provided with groove, and the roof of the upside groove and the bottom wall of downside groove are welded with spring assembly, and two
The side wall of a groove slidably connects stopper, and the bottom of the upside spring assembly and the top of upside stopper are welded
It connects, the top of the downside spring assembly and the bottom of downside stopper are welded, the inner cavity of the big fixed ring and small fixed ring
Circumferential side wall passes through adhesive and is bonded with barrier layer, leads between the right side wall of the big fixed ring and the left side wall of small fixed ring
It crosses bolt and is fixedly connected with elastic covering, the left side wall of the elastic covering is provided with circular hole, and the inner cavity of the circular hole is plugged with barrier net.
Preferably, the top and bottom of the external ball cage ontology and transmission shaft are provided with the rectangular channel with stopper cooperation.
Preferably, the elastic covering is TPEE polyester cover.
Preferably, the barrier net is stainless steel wire mesh.
Preferably, the barrier layer is nonwoven layer.
Compared with prior art, the utility model has the beneficial effects that this kind of dustproof universal joint outer ball cage, design is reasonable,
It is practical, using groove, spring assembly and stopper, big fixed ring and small fixed ring can firmly be fixed, using resistance
Interlayer can stop extraneous dust to penetrate into from gap, using the dust cover of elastic covering and barrier net composition, increase dust cover
Hardness, and obstruct net and effectively obstruct extraneous dust.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the big fixed ring cross-sectional view of the utility model；
Fig. 3 is the utility model elastic covering cross-sectional view.
In figure: 1 external ball cage ontology, 2 transmission shafts, 3 big fixed rings, 4 small fixed rings, 5 grooves, 6 spring assemblies, 7 stoppers,
8 barrier layers, 9 elastic coverings, 10 circular holes, 11 barrier nets.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of dustproof universal joint outer ball cage, including ectosphere
Cage ontology 1 and transmission shaft 2, the left end of the transmission shaft 2 are plugged in the right end of external ball cage ontology 1, the circle of the external ball cage ontology 1
All outer walls are socketed with big fixed ring 3, and the outer wall of the transmission shaft 2 is socketed with small fixed ring 4, the big fixed ring 3 and small fixation
The inner cavity top of ring 4 and bottom are provided with groove 5, and the roof of the upside groove 5 and the bottom wall of downside groove 5 are welded with bullet
Spring component 6, the side wall of two grooves 5 slidably connect stopper 7, and groove 5, spring assembly 6 and stopper 7 will be big
Fixed ring 3 and small fixed ring 4 are firmly fixed on external ball cage ontology 1 and transmission shaft 2 respectively, the upside spring assembly 6
Bottom and the top of upside stopper 7 are welded, and the top of the downside spring assembly 6 and the bottom of downside stopper 7 are welded, institute
The lumen circumference side wall for stating big fixed ring 3 and small fixed ring 4 passes through adhesive and is bonded with barrier layer 8, barrier layer 8 and external ball cage
Ontology 1 and transmission shaft 2 fit closely, prevent dust from the gap or transmission shaft 2 of big fixed ring 3 and external ball cage ontology 1 with it is small
The gap of fixed ring 4 is penetrated into, the company of being bolted between the right side wall of the big fixed ring 3 and the left side wall of small fixed ring 4
It is connected to elastic covering 9, the left side wall of the elastic covering 9 is provided with circular hole 10, and the inner cavity of the circular hole 10 is plugged with barrier net 11, elasticity
The dust cover that cover 9 and barrier net 11 form increases the hardness of dust cover, and when elastic covering 9 damages, barrier net 11 can have
Effect obstructs extraneous dust.
Wherein, the top and bottom of the external ball cage ontology 1 and transmission shaft 2 are provided with the rectangular channel cooperated with stopper 7,
The elastic covering 9 is TPEE polyester cover, and cracky, intensity height, the barrier net 11 are not stainless to TPEE polyester cover
Steel metal net, stainless steel wire mesh prevent dust from entering inside dust cover, while increasing the intensity of dust cover, the barrier layer 8
For nonwoven layer.
Specifically, stopper 7 squeezes groups of springs in use, staff presses stopper 7 to the inner cavity of big fixed ring 3
Part 6, at this time spring assembly 6 shrink, later staff with hand by 3 sets of big fixed ring on external ball cage ontology 1, by big fixed ring
3 promote to the left along the outer circumferential walls of external ball cage ontology 1, until stopper 7 springs into the rectangular channel on external ball cage ontology 1 i.e.
Can, equally, staff presses stopper 7 to the inner cavity of small fixed ring 4, and stopper 7 squeezes spring assembly 6, at this time groups of springs
Part 6 is shunk, and later by 4 sets of small fixed ring on transmission shaft 2, staff is with hand by small fixed ring 4 along the circumference of transmission shaft 2
Outer wall promotes to the left, until stopper 7 springs into the rectangular channel on transmission shaft 2, the barrier layer 8 in big fixed ring 3 at this time
It is fitted closely with the outer wall of external ball cage ontology 1, the barrier layer 8 and the outer wall of transmission shaft 2 in small fixed ring 4 fit closely, and prevent
Dust penetrates into the interconnecting piece of external ball cage ontology 1 Yu transmission shaft 2, elastic covering 9 and the dust cover for obstructing the composition of net 11 by gap,
The hardness of dust cover is increased, and when elastic covering 9 damages, barrier net 11 effectively obstructs extraneous dust and enters dust cover
It is interior, prevent the interconnecting piece of external ball cage ontology 1 and transmission shaft 2 from wearing.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. the left end of a kind of dustproof universal joint outer ball cage, including external ball cage ontology (1) and transmission shaft (2), the transmission shaft (2) is inserted
It is connected to the right end of external ball cage ontology (1), it is characterised in that: the outer circumferential walls of the external ball cage ontology (1) are socketed with big fixed ring
(3), the outer wall of the transmission shaft (2) is socketed with small fixed ring (4), the inner cavity top of the big fixed ring (3) and small fixed ring (4)
Portion and bottom are provided with groove (5), and the roof of the upside groove (5) and the bottom wall of downside groove (5) are welded with groups of springs
The side wall of part (6), two grooves (5) slidably connects stopper (7), the bottom of the upside spring assembly (6) with
The top of upside stopper (7) is welded, and the top of the downside spring assembly (6) and the bottom of downside stopper (7) are welded, institute
The lumen circumference side wall for stating big fixed ring (3) and small fixed ring (4) passes through adhesive and is bonded with barrier layer (8), described big solid
Determine to be bolted to connection flexible cover (9), the elasticity between the right side wall of ring (3) and the left side wall of small fixed ring (4)
The left side wall of cover (9) is provided with circular hole (10), and the inner cavity of the circular hole (10) is plugged with barrier net (11).
2. a kind of dustproof universal joint outer ball cage according to claim 1, it is characterised in that: the external ball cage ontology (1) and
The top and bottom of transmission shaft (2) are provided with the rectangular channel with stopper (7) cooperation.
3. a kind of dustproof universal joint outer ball cage according to claim 1, it is characterised in that: the elastic covering (9) is TPEE
Polyester cover.
4. a kind of dustproof universal joint outer ball cage according to claim 1, it is characterised in that: the barrier net (11) is stainless
Steel metal net.
5. a kind of dustproof universal joint outer ball cage according to claim 1, it is characterised in that: the barrier layer (8) is nonwoven
Layer of cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041622.9U CN208397153U (en) | 2018-06-29 | 2018-06-29 | A kind of dustproof universal joint outer ball cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821041622.9U CN208397153U (en) | 2018-06-29 | 2018-06-29 | A kind of dustproof universal joint outer ball cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208397153U true CN208397153U (en) | 2019-01-18 |
Family
ID=65130851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821041622.9U Expired - Fee Related CN208397153U (en) | 2018-06-29 | 2018-06-29 | A kind of dustproof universal joint outer ball cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208397153U (en) |
-
2018
- 2018-06-29 CN CN201821041622.9U patent/CN208397153U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 |