CN209340344U - A kind of elastic idle pulley frame with long service life - Google Patents
A kind of elastic idle pulley frame with long service life Download PDFInfo
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- CN209340344U CN209340344U CN201822189851.1U CN201822189851U CN209340344U CN 209340344 U CN209340344 U CN 209340344U CN 201822189851 U CN201822189851 U CN 201822189851U CN 209340344 U CN209340344 U CN 209340344U
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- ring
- idle pulley
- elastic
- rubber ring
- elastic rubber
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Abstract
The utility model belongs to idle pulley technical field, in particular a kind of elastic idle pulley frame with long service life, including idle pulley ontology, the idle pulley ontology includes outer race, bearing inner ring and steel ball, the outer race is socketed in the outside of bearing inner ring, and for the steel ball between outer race and bearing inner ring, the outer surface of the outer race engages flexible rubber ring, the outer surface of the elastic rubber ring is bonded with buffer spring integrally formed with anti-skid bulge, the inner surface of the elastic rubber ring；Pass through the elastic rubber ring being fastened on outside outer race, so that elastic rubber ring passes through the integrally formed anti-skid bulge in outer surface, increase the coefficient of friction of elastic rubber ring outer surface, improve the frictional resistance that elastic rubber ring is contacted with object, increase stability when idle pulley ontology is contacted with object, the buffer spring bonded inside elastic rubber ring simultaneously, when so that elastic rubber ring being squeezed, increases elastic rubber ring elastic strength.
Description
Technical field
The utility model belongs to idle pulley technical field, and in particular to a kind of elastic idle pulley frame with long service life.
Background technique
Idle pulley mainly utilizes the general designation of its inertia wheel in mechanical equipment, and the main function of idle pulley, which has, changes driven wheel
Turning to, increasing the idle pulleys such as transmission distance, adjustment pressure angle is the train part to play a transition role, will not change drive connection, be
In order to keep train stress more reasonable or meet entire driveline arrangement, its effect, which only changes, to be turned to, and can not be changed
Variable ratio, can be with extending shaft away from it is the wheel not done work, and has certain energy storage effect, has to system stabilization by idle pulley
It helps.
For existing idle pulley during use, idle pulley elastic deformation is poor, does not have certain buffer function, while lazy
Wheel outer surface coefficient of friction is low, and object contacts with each other the problem of stability difference when idle pulley surface is mobile.
Utility model content
To solve the above-mentioned problems in the prior art, the utility model provides a kind of elastic idle pulley with long service life
It is high to have idle pulley elastic strength, while having elastically-deformable ability for frame, and outer surface coefficient of friction is big, and stabilization is contacted with object
The characteristics of.
To achieve the above object, the utility model provides the following technical solutions: a kind of elastic idle pulley frame with long service life,
Including idle pulley ontology, the idle pulley ontology includes outer race, bearing inner ring and steel ball, and the outer race is socketed in bearing
The outside of ring, for the steel ball between outer race and bearing inner ring, the outer surface of the outer race engages flexible rubber
Rubber ring, integrally formed with anti-skid bulge, the inner surface of the elastic rubber ring is bonded with slow for the outer surface of the elastic rubber ring
Rush spring.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, the bearing inner ring
Inner surface offers screw thread, and the bearing inner ring has positioning plate by threaded engagement connection, and the inner surface of the positioning plate opens up
There is card slot, the outer edge of the positioning plate is integrally formed with sealing ring.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, in the bearing inner ring
There are two the positioning plate that portion screws connection is arranged altogether, two positioning plate structures are identical, bearing inner ring both ends inner surface
The screw thread opened up is oppositely arranged.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, the sealing ring is ring
Shape structure, one end of the sealing ring is close to the surface of outer race.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, in the outer race
There are two the card slot that surface opens up is arranged altogether.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, the elastic rubber ring
Inner surface integrally formed with position limiting convex ring, the outer surface of the outer race offers limit concave ring, the position limiting convex ring card
Close limit concave ring inside, and position limiting convex ring and limit concave ring be respectively provided with there are two.
One kind elastic idle pulley frame optimal technical scheme with long service life as the utility model, the anti-skid bulge are
Strip structure, the anti-skid bulge are equally spaced around in the outer surface of elastic rubber ring.
Compared with prior art, the utility model has the beneficial effects that passing through the elastic rubber being fastened on outside outer race
Rubber ring, so that elastic rubber ring increases the friction of elastic rubber ring outer surface by the integrally formed anti-skid bulge in outer surface
Coefficient improves the frictional resistance that elastic rubber ring is contacted with object, increases stability when idle pulley ontology is contacted with object,
The buffer spring bonded inside elastic rubber ring simultaneously when so that elastic rubber ring being squeezed, passes through internal buffer spring
Increase elastic rubber ring elastic strength.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the side structure schematic view of the utility model；
Fig. 3 is the schematic diagram of the section structure of line A-A in Fig. 1；
Fig. 4 is the explosive view of horizontal direction in Fig. 3；
Fig. 5 is the enlarged structure schematic diagram in Fig. 3 at B；
In figure: 1, idle pulley ontology；2, outer race；3, bearing inner ring；4, steel ball；5, elastic rubber ring；6, anti-skid bulge；
7, buffer spring；8, position limiting convex ring；9, concave ring is limited；10, positioning plate；11, card slot；12, sealing ring.
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.
Embodiment
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of elastic idle pulley frame with long service life, packet
Idle pulley ontology 1 is included, idle pulley ontology 1 includes outer race 2, bearing inner ring 3 and steel ball 4, and outer race 2 is socketed in bearing inner ring 3
Outside, for steel ball 4 between outer race 2 and bearing inner ring 3, the outer surface of outer race 2 engages flexible rubber ring 5,
The outer surface of elastic rubber ring 5 is bonded with buffer spring 7 integrally formed with anti-skid bulge 6, the inner surface of elastic rubber ring 5.
In the present embodiment, by the elastic rubber ring 5 being fastened on outside outer race 2, so that elastic rubber ring 5 passes through
The integrally formed anti-skid bulge 6 in outer surface, increases the coefficient of friction of 5 outer surface of elastic rubber ring, improves elastic rubber ring 5
The frictional resistance contacted with object increases stability when idle pulley ontology 1 is contacted with object, while inside elastic rubber ring 5
The buffer spring 7 of bonding when so that elastic rubber ring 5 being squeezed, increases elastic rubber ring by internal buffer spring 7
5 elastic strengths.
Specifically, the inner surface of bearing inner ring 3 offers screw thread, bearing inner ring 3 has positioning plate by threaded engagement connection
10, the inner surface of positioning plate 10 offers card slot 11, and the outer edge of positioning plate 10 is integrally formed with sealing ring 12, bearing inner ring 3
There are two the positioning plate 10 that inside screws connection is arranged altogether, two 10 structures of positioning plate are identical, and 3 both ends inner surface of bearing inner ring is opened
If screw thread it is oppositely arranged, sealing ring 12 be ring structure, one end of sealing ring 12 is outside the surface of outer race 2, bearing
The card slot 11 that 2 inner surface of ring opens up is altogether there are two settings.
In the present embodiment, the positioning plate 10 reversely screwed by the inner surface at 3 both ends of bearing inner ring, while outside positioning plate 10
The integrally formed sealing ring 12 in edge, so that the gap between outer race 2 and bearing inner ring 3 passes through positioning plate 10 and sealing ring
12 are sealed, and avoid clast in 1 rotation process of idle pulley ontology from entering between outer race 2 and bearing inner ring 3, increase lazy
The safety that ontology 1 rotates, while the card slot 11 that 10 inner surface of positioning plate opens up are taken turns, so that external bull stick is inserted into positioning plate 10
Inside, convenient for the installation of idle pulley ontology 1.
Specifically, the inner surface of elastic rubber ring 5, integrally formed with position limiting convex ring 8, the outer surface of outer race 2 offers
Limit concave ring 9, position limiting convex ring 8 be fastened on limit concave ring 9 inside, and position limiting convex ring 8 and limit concave ring 9 be respectively provided with there are two.
In the present embodiment, by the position limiting convex ring 8 being fastened on inside limit concave ring 9, increases elastic rubber ring 5 and be fastened on
The stability of 2 outer surface of outer race reduces the difficulty that elastic rubber ring 5 is installed.
Specifically, anti-skid bulge 6 is strip structure, anti-skid bulge 6 is equally spaced around in the outer surface of elastic rubber ring 5.
In the present embodiment, by being equally spaced around the strip structure anti-skid bulge 6 in 5 outer surface of elastic rubber ring, increase
The degree of roughness of 5 outer surface of elastic rubber ring.
The working principle and process for using of the utility model: when installation, 2 sets of the outer race outsides in bearing inner ring 3,
And steel ball 4 is placed between outer race 2 and bearing inner ring 3, elastic rubber ring 5 is then fastened on the outer of outer race 2
Portion, the integrally formed position limiting convex ring 8 of 5 inner surface of elastic rubber ring is fastened on the inside of limit concave ring 9 at this time, buffer spring 7
It is bonded in the inside of elastic rubber ring 5, two positioning plates 10 are screwed the inner surface at 3 both ends of bearing inner ring respectively, and make two
One end of a positioning plate 10 is close to each other, at this time table of the integrally formed sealing ring 12 of 10 outer rim of positioning plate close to outer race 2
Face.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of elastic idle pulley frame with long service life, including idle pulley ontology (1), it is characterised in that: idle pulley ontology (1) packet
Outer race (2), bearing inner ring (3) and steel ball (4) are included, the outer race (2) is socketed in the outside of bearing inner ring (3), institute
It states steel ball (4) to be located between outer race (2) and bearing inner ring (3), the outer surface of the outer race (2) engages flexible rubber
Rubber ring (5), the outer surface of the elastic rubber ring (5) integrally formed with anti-skid bulge (6), the elastic rubber ring (5) it is interior
Surface bonding has buffer spring (7).
2. one kind according to claim 1 elastic idle pulley frame with long service life, it is characterised in that: the bearing inner ring
(3) inner surface offers screw thread, and the bearing inner ring (3) has positioning plate (10), the positioning plate by threaded engagement connection
(10) inner surface offers card slot (11), and the outer edge of the positioning plate (10) is integrally formed with sealing ring (12).
3. one kind according to claim 2 elastic idle pulley frame with long service life, it is characterised in that: the bearing inner ring
(3) there are two the internal positioning plate (10) for screwing connection is arranged altogether, two positioning plate (10) structures are identical, in the bearing
The screw thread that ring (3) both ends inner surface opens up is oppositely arranged.
4. one kind according to claim 2 elastic idle pulley frame with long service life, it is characterised in that: the sealing ring (12)
For ring structure, the surface of one end of the sealing ring (12) close to outer race (2).
5. one kind according to claim 2 elastic idle pulley frame with long service life, it is characterised in that: the outer race
(2) card slot (11) that inner surface opens up is altogether there are two settings.
6. one kind according to claim 1 elastic idle pulley frame with long service life, it is characterised in that: the elastic rubber ring
(5) for inner surface integrally formed with position limiting convex ring (8), the outer surface of the outer race (2) offers limit concave ring (9), institute
It states the inside that position limiting convex ring (8) is fastened on limit concave ring (9), and position limiting convex ring (8) and limits there are two concave ring (9) be respectively provided with.
7. one kind according to claim 1 elastic idle pulley frame with long service life, it is characterised in that: the anti-skid bulge
It (6) is strip structure, the anti-skid bulge (6) is equally spaced around in the outer surface of elastic rubber ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189851.1U CN209340344U (en) | 2018-12-25 | 2018-12-25 | A kind of elastic idle pulley frame with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822189851.1U CN209340344U (en) | 2018-12-25 | 2018-12-25 | A kind of elastic idle pulley frame with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340344U true CN209340344U (en) | 2019-09-03 |
Family
ID=67758874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822189851.1U Active CN209340344U (en) | 2018-12-25 | 2018-12-25 | A kind of elastic idle pulley frame with long service life |
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| Country | Link |
|---|---|
| CN (1) | CN209340344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936966A (en) * | 2019-12-11 | 2020-03-31 | 叶锋文 | Outdoor track article transportation climbing walking equipment |
-
2018
- 2018-12-25 CN CN201822189851.1U patent/CN209340344U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936966A (en) * | 2019-12-11 | 2020-03-31 | 叶锋文 | Outdoor track article transportation climbing walking equipment |
| CN110936966B (en) * | 2019-12-11 | 2020-11-13 | 诸暨市枫桥天竺五金油漆店 | Outdoor track article transportation climbing walking equipment |
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