CN205523414U - Passenger train is with non -maintaining round of limit structure - Google Patents
Passenger train is with non -maintaining round of limit structure Download PDFInfo
- Publication number
- CN205523414U CN205523414U CN201620178185.XU CN201620178185U CN205523414U CN 205523414 U CN205523414 U CN 205523414U CN 201620178185 U CN201620178185 U CN 201620178185U CN 205523414 U CN205523414 U CN 205523414U
- Authority
- CN
- China
- Prior art keywords
- bearing
- central siphon
- wheel hub
- axle housing
- bearing unit
- 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
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Abstract
The utility model relates to a passenger train is with non -maintaining round of limit structure, axle housing central siphon wear the dress in wheel hub, and the dress is worn in the axle housing central siphon to the semi -axis, and the axle housing central siphon passes through bearing unit swing joint with wheel hub, and the semi -axis terminal surface passes through the bolt -up with the wheel hub terminal surface to be connected, the boss on the tight wheel hub inner wall in bearing unit right side top and the shaft shoulder on the axle housing central siphon, and the left side of bearing unit and central siphon pass through lock nut locks, is provided with the sleeve pipe between the left side of bearing unit and the semi -axis terminal surface. The utility model provides a wheel hub and central siphon in the structure of passenger train wheel limit are connected to the bearing unit of new self -lubricating, and simultaneous design and supporting wheel hub and the central siphon of this self -lubricating bearing unit, post assembling form a new passenger train wheel limit connection structure, and this round of limit structure realizes the non -maintaining of wheel limit structure owing to adopted the bearing unit of self -lubricating, need not periodic replacement lubricating oil or lubricating grease, reduces the passenger train running cost, reduces passenger train maintenance work volume.
Description
Technical field:
This utility model relates to passenger car bridge construction technical field, is specifically related to a kind of passenger vehicle and takes turns limit structure with non-maintaining.
Background technology:
In the wheel limit structure of existing passenger vehicle, it is connected by two bearings between the wheel hub of passenger vehicle and central siphon, two separate installations of bearing, and the specification of two bearings is different, bearing uses oil lubrication or grease lubrication, for ensureing the service life of bearing, ensure bus driving safety, periodically two bearings between wheel hub and central siphon must be safeguarded, periodically more lubricious lubricating oil or grease, if bearing is not safeguarded, bus driving safety will be had a strong impact on, lubricating oil or the periodic replacement of grease, increase the use cost of passenger vehicle, and, change maintenance cumbersome, complex operation.
Utility model content:
In sum, in order to overcome the deficiency of prior art problem, this utility model provides a kind of passenger vehicle and takes turns limit structure with non-maintaining, it is that the bearing unit designing a kind of new self-lubricating connects the wheel hub in visitor's vehicle wheel side structure and central siphon, design the wheel hub supporting with this self-lubricating bearing unit 3 and central siphon simultaneously, a kind of new objective vehicle wheel side attachment structure is formed after assembling, this takes turns limit structure owing to have employed the bearing unit of self-lubricating, realize the non-maintaining of wheel limit structure, without regularly replacing lubricating oil or grease, reduce passenger vehicle operating cost, reduce passenger vehicle maintenance workload.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of passenger vehicle takes turns limit structure with non-maintaining, wherein: include axle housing central siphon, semiaxis, bearing unit, wheel hub, locking nut and sleeve pipe, described axle housing central siphon is installed in wheel hub, semiaxis is installed in axle housing central siphon, axle housing central siphon is flexibly connected by bearing unit with wheel hub, end face of half shaft is bolted connection with wheel hub end face, the boss on wheel hub inwall and the shaft shoulder on axle housing central siphon is held out against on the right side of bearing unit, the left side of bearing unit is locked by locking nut with central siphon, is provided with sleeve pipe between left side and the end face of half shaft of bearing unit.
nullFurther，Described bearing unit includes left bearing、Right bearing、Left oil sealing、Right oil sealing、Outer ring seals and inner ring seals，Described left bearing is identical with right bearing structure，And relative close layout，Postpone with right bearing relative close cloth at left bearing，Left bearing forms groove with the junction of right bearing，Arrange outer ring in groove to seal and inner ring sealing，Outer ring seals the seam between outer ring and the outer ring of right bearing of left bearing，Inner ring seals the seam between inner ring and the inner ring of right bearing of left bearing，Postpone with right bearing relative close cloth at left bearing，The left side of left bearing、Between outer ring and the inner ring of left bearing, left oil sealing is set，The right side of right bearing、Between outer ring and the inner ring of right bearing, right oil sealing is set，The shaft shoulder of axle housing central siphon is held out against on the right side of the inner ring of described right bearing，The right side of the outer ring of right bearing holds out against the boss on wheel hub inwall，The inner ring of described left bearing passes on left locking nut and locks with axle housing central siphon，The sleeve pipe that passes on left of the outer ring of left bearing holds out against semiaxis inner face.
Further, described inner ring is sealed into O RunddichtringO.
Further, described right oil sealing is three lip mouth skeleton oil seals.
Further, described left oil sealing and outer ring are sealed into outside framework oil seal.
The beneficial effects of the utility model are:
1, the wheel hub during the bearing unit of a kind of new self-lubricating of this utility model design connects visitor's vehicle wheel side structure and central siphon, design the wheel hub supporting with this self-lubricating bearing unit and central siphon simultaneously, a kind of new objective vehicle wheel side attachment structure is formed after assembling, this takes turns limit structure owing to have employed the bearing unit of self-lubricating, realize the non-maintaining of wheel limit structure, without regularly replacing lubricating oil or grease, reduce passenger vehicle operating cost, reduce passenger vehicle maintenance workload.
2, this utility model simple in construction, easy to use, with low cost, can effectively reduce visitor's vehicle wheel side bearing maintenance frequency, reduce passenger vehicle operating cost, ensure bus driving safety, it is proven, it is non-maintaining that bearing unit 3 of the present utility model can realize 1,000,000 kilometers of vehicle, thus reduces school bus maintenance and repair expense, reduces school bus use cost.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of wheel hub of the present utility model；
Fig. 3 is the structural representation of central siphon of the present utility model；
Fig. 4 is the structural representation of bearing unit of the present utility model.
Detailed description of the invention:
The utility model is described in further detail below in conjunction with the accompanying drawings.
Such as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of passenger vehicle takes turns limit structure with non-maintaining, including axle housing central siphon 1, semiaxis 2, bearing unit 3, wheel hub 4, locking nut 5 and sleeve pipe 6, described axle housing central siphon 1 is installed in wheel hub 4, semiaxis 2 is installed in axle housing central siphon 1, axle housing central siphon 1 is flexibly connected by bearing unit 3 with wheel hub 4, semiaxis 2 end face is bolted connection with wheel hub 4 end face, the boss 7 on wheel hub 4 inwall and the shaft shoulder on axle housing central siphon 1 is held out against on the right side of bearing unit 3, the left side of bearing unit 3 is locked by locking nut 5 with central siphon, it is provided with sleeve pipe 6 between left side and semiaxis 2 end face of bearing unit 3.nullBearing unit 3 includes left bearing 8、Right bearing 9、Left oil sealing 10、Right oil sealing 11、Outer ring sealing 12 and inner ring seal 13，Described left bearing 8 is identical with right bearing 9 structure，And relative close layout，Postpone with right bearing 9 relative close cloth at left bearing 8，Left bearing 8 forms groove with the junction of right bearing 9，Outer ring sealing 12 is set in groove and inner ring seals 13，Outer ring seals the seam between outer ring and the outer ring of right bearing 9 of 12 sealing left bearings 8，It is outside framework oil seal that outer ring seals 12，Inner ring seals the seam between inner ring and the inner ring of right bearing 9 of 13 sealing left bearings 8，It is O RunddichtringO that inner ring seals 13，Postpone with right bearing 9 relative close cloth at left bearing 8，The left side of left bearing 8、Left oil sealing 10 is set between outer ring and the inner ring of left bearing 8，Left oil sealing 10 is outside framework oil seal，The right side of right bearing 9、Right oil sealing 11 is set between outer ring and the inner ring of right bearing 9，Right oil sealing 11 is three lip mouth skeleton oil seals，The shaft shoulder of axle housing central siphon 1 is held out against on the right side of the inner ring of described right bearing 9，The right side of the outer ring of right bearing 9 holds out against the boss 7 on wheel hub 4 inwall，The inner ring of described left bearing 8 passes on left locking nut 5 and locks with axle housing central siphon 1，The sleeve pipe 6 that passes on left of the outer ring of left bearing 8 holds out against semiaxis 2 inner face.
Of the present utility model postpone with right bearing 9 relative close cloth at left bearing 8, outer ring sealing 12 is set between left bearing 8 and right bearing 9 and inner ring seals 13, left sealing is set on the left of left bearing 8, right sealing is set on the right side of right bearing 9, four seal realization to left bearing 8 and the sealing of right bearing 9 inner chamber, during use, bearing cavity notes lubricating oil or grease in advance, realize bearing self-lubricating, four sealings prevent oil leakage, it is also prevented from dust impurity simultaneously and enters bearing cavity, ensure bearing service life, the self-lubricating realizing bearing unit 3 is non-maintaining, finally realize the non-maintaining of visitor's vehicle wheel side structure.
To illustrate that, above-described embodiment is illustrative not limiting to technical solutions of the utility model, the equivalent of art those of ordinary skill or other amendment made according to prior art, as long as not beyond thinking and the scope of technical solutions of the utility model, within should be included in the interest field required by this utility model.
Claims (5)
1. a passenger vehicle takes turns limit structure with non-maintaining, it is characterized in that: include axle housing central siphon (1), semiaxis (2), bearing unit (3), wheel hub (4), locking nut (5) and sleeve pipe (6), described axle housing central siphon (1) is installed in wheel hub (4), semiaxis (2) is installed in axle housing central siphon (1), axle housing central siphon (1) is flexibly connected by bearing unit (3) with wheel hub (4), semiaxis (2) end face is bolted connection with wheel hub (4) end face, bearing unit (3) right side holds out against the boss (7) on wheel hub (4) inwall and the shaft shoulder on axle housing central siphon (1), the left side of bearing unit (3) is locked by locking nut (5) with central siphon, it is provided with sleeve pipe (6) between left side and semiaxis (2) end face of bearing unit (3).
nullPassenger vehicle the most according to claim 1 takes turns limit structure with non-maintaining，It is characterized in that: described bearing unit (3) includes left bearing (8)、Right bearing (9)、Left oil sealing (10)、Right oil sealing (11)、Outer ring seals (12) and inner ring seals (13)，Described left bearing (8) is identical with right bearing (9) structure，And relative close layout，Postpone with right bearing (9) relative close cloth at left bearing (8)，Left bearing (8) forms groove with the junction of right bearing (9)，Outer ring is set in groove and seals (12) and inner ring sealing (13)，Outer ring seals the seam between outer ring and the outer ring of right bearing (9) of (12) sealing left bearing (8)，Inner ring seals the seam between inner ring and the inner ring of right bearing (9) of (13) sealing left bearing (8)，Postpone with right bearing (9) relative close cloth at left bearing (8)，The left side of left bearing (8)、Left oil sealing (10) is set between outer ring and the inner ring of left bearing (8)，The right side of right bearing (9)、Right oil sealing (11) is set between outer ring and the inner ring of right bearing (9)，The shaft shoulder of axle housing central siphon (1) is held out against on the right side of the inner ring of described right bearing (9)，The right side of the outer ring of right bearing (9) holds out against the boss (7) on wheel hub (4) inwall，The inner ring of described left bearing (8) passes on left locking nut (5) and locks with axle housing central siphon (1)，The sleeve pipe (6) that passes on left of the outer ring of left bearing (8) holds out against semiaxis (2) inner face.
Passenger vehicle the most according to claim 2 takes turns limit structure with non-maintaining, it is characterised in that: it is O RunddichtringO that described inner ring seals (13).
Passenger vehicle the most according to claim 2 takes turns limit structure with non-maintaining, it is characterised in that: described right oil sealing (11) is three lip mouth skeleton oil seals.
Passenger vehicle the most according to claim 2 takes turns limit structure with non-maintaining, it is characterised in that: it is outside framework oil seal that described left oil sealing (10) and outer ring seal (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620178185.XU CN205523414U (en) | 2016-03-09 | 2016-03-09 | Passenger train is with non -maintaining round of limit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620178185.XU CN205523414U (en) | 2016-03-09 | 2016-03-09 | Passenger train is with non -maintaining round of limit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205523414U true CN205523414U (en) | 2016-08-31 |
Family
ID=56781064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620178185.XU Expired - Fee Related CN205523414U (en) | 2016-03-09 | 2016-03-09 | Passenger train is with non -maintaining round of limit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205523414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561970A (en) * | 2019-09-17 | 2019-12-13 | 泰州神舟传动科技有限公司 | Waterproof wheel limit system of engineering mixer truck |
-
2016
- 2016-03-09 CN CN201620178185.XU patent/CN205523414U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561970A (en) * | 2019-09-17 | 2019-12-13 | 泰州神舟传动科技有限公司 | Waterproof wheel limit system of engineering mixer truck |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20210309 |