CN205952108U - Crawler -type engineering machine is thrust wheel for tool - Google Patents
Crawler -type engineering machine is thrust wheel for tool Download PDFInfo
- Publication number
- CN205952108U CN205952108U CN201620686458.1U CN201620686458U CN205952108U CN 205952108 U CN205952108 U CN 205952108U CN 201620686458 U CN201620686458 U CN 201620686458U CN 205952108 U CN205952108 U CN 205952108U
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- Prior art keywords
- thrust wheel
- wheel shaft
- thrust
- hole
- supporting wheel
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Abstract
The utility model discloses a crawler -type engineering machine is thrust wheel for tool, including the thrust wheel body and thrust wheel axle, the first shaft hole with thrust wheel axle looks adaptation is offered at the middle part of the thrust wheel body, and the thrust wheel axle passes from the primary shaft is downthehole, and the thrust wheel body is the solid of revolution, and the peripheral border of the thrust wheel body is provided with boss, boss and thrust wheel body integrated into one piece. The utility model provides a thrust wheel can be applicable to the rubber track and the steel track of same specification simultaneously.
Description
Technical field
This utility model is related to a kind of tracked construction equipment, more particularly, to a kind of tracked construction equipment thrust wheel.
Background technology
Due to the difference of working environment, same tracked construction equipment is sometimes for installing steel crawler belt it is sometimes desirable to peace
Dress rubber belt track, the crawler belt currently for unlike material needs to be equipped with different thrust wheels, if therefore user changes building ring
During border, not only need to change crawler belt in addition it is also necessary to change thrust wheel, and every machine typically has multiple thrust wheels, this not only gives
User brings the larger workload of ratio, and makes user increased use cost.
As can be seen here, prior art awaits further improving.
Utility model content
This utility model is the weak point avoiding above-mentioned prior art to exist, there is provided a kind of tracked construction equipment is used
Thrust wheel, this thrust wheel can be simultaneously suitable for rubber belt track and steel crawler belt.
The technical scheme that this utility model is adopted is：
A kind of tracked construction equipment thrust wheel, including thrust wheel body and supporting wheel shaft, the middle part of thrust wheel body opens up
There is the first axis hole being adapted with supporting wheel shaft, supporting wheel shaft passes through from first axle in the hole, thrust wheel body is revolving body, thrust wheel
The peripheral border of body is provided with boss, boss and thrust wheel body by integral forming.
The outer dia a size of 78～82mm of described thrust wheel body, boss is annular boss, and the cross section of boss is in etc.
Waist is trapezoidal, and the height in boss cross section is 0.15～0.2 times of thrust wheel external body diameter dimension, and the width in boss cross section is
0.28～0.32 times of thrust wheel external body diameter dimension.
Described thrust wheel also includes two bearings being adapted with supporting wheel shaft, and two bearings are nested with respectively in supporting wheel shaft
Outside and two bearings are respectively positioned on first axle in the hole.
Coordinate for gap between the inner ring of each described bearing and the external diameter of supporting wheel shaft.
Described thrust wheel also includes enclosing cover and inner cap, and thrust wheel body is located between inside and outside lid, covers outward and offers and Zhi Chong
Wheel shaft is adapted and second axis hole relative with first axle hole site, inside covers to offer and is adapted with supporting wheel shaft and with first
The relative Triaxial hole in axis hole position, supporting wheel shaft passes through successively in Triaxial hole, the first axis hole, the second axis hole.
For gap cooperation, the internal diameter of Triaxial hole and Zhi Chong between the internal diameter of described second axis hole and the external diameter of supporting wheel shaft
It is interference fit between the external diameter of wheel shaft.
The bottom of described enclosing cover is provided with outside fix step, and the bottom of inner cap is provided with interior positioning step.
The part that described supporting wheel shaft is located in the second axis hole offers twice cannelure, respectively first annular groove and the
Second ring groove, first annular groove is for the second cannelure closer to assembling in the middle part of supporting wheel shaft, first annular groove
There is O-ring seal, in the second cannelure, be provided with shaft block ring.
Described thrust wheel also includes four float grease seals, and four float grease seals match two-by-two, and one pair of which is arranged on enclosing cover
And thrust wheel body between, another pair is arranged between inner cap and thrust wheel body, and described enclosing cover, thrust wheel body and interior covering all are opened
It is provided with the locating slot for installing float grease seal.
Described outer covering offers oil through, and the oil-in end of oil through is provided with screwed hole, and screw thread in the hole is provided with oil
Stifled；The two ends of described supporting wheel shaft offer supporting wheel shaft installing hole respectively.
Due to employing technique scheme, having the beneficial effect that acquired by this utility model：
Supporting wheel structure in this utility model is simply compact, can be simultaneously suitable for the rubber belt track of same specification and steel is carried out
Band, it is to avoid the drawbacks of must change thrust wheel when changing crawler belt under different operating modes, decreases the workload of user, improves
Work efficiency, reduces use cost.
Brief description
Fig. 1 is half-section diagram of the present utility model.
Wherein,
1st, oil is stifled 2, shaft block ring 3, enclosing cover 4, O-ring seal 5, float grease seal 6, bearing 7, thrust wheel body 8,
Supporting wheel shaft 9, inner cap 10, interior positioning step 11, boss 12, oil through 13, outside fix step 14, supporting wheel shaft are installed
Hole
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but this utility model
It is not limited to these embodiments.
As shown in figure 1, a kind of tracked construction equipment thrust wheel, including thrust wheel body 7 and supporting wheel shaft 8, thrust wheel
The two ends of axle 8 offer supporting wheel shaft installing hole 14 respectively, for thrust wheel is assembled to track beam.In thrust wheel body 7
Portion offers the first axis hole being adapted with supporting wheel shaft 8, and supporting wheel shaft 8 passes through from first axle in the hole.Described thrust wheel also wraps
Include two bearings 6 being adapted with supporting wheel shaft 8, two bearings 6 are nested with the outside of supporting wheel shaft 8 and two bearings 6 respectively
It is respectively positioned on first axle in the hole.Coordinate for gap between the inner ring of each described bearing 6 and the external diameter of supporting wheel shaft 8.
Described thrust wheel body 7 is revolving body, and the peripheral border of thrust wheel body 7 is provided with boss 11, boss 11 and thrust wheel
Body 7 is integrally formed.Outer dia size A of described thrust wheel body 7 is 78～82mm, and boss 11 is annular boss, boss 11
Cross section is in approximately isosceles trapezoid, and the height B in boss 11 cross section is the 0.15～0.2 of thrust wheel body 7 outer dia size A
Times, the width C in boss 11 cross section is 0.28～0.32 times of thrust wheel body 7 outer dia size A.The structure chi of this boss 11
Very little both can ensure that crawler belt will not skid off from thrust wheel, the thrust wheel in this utility model can be simultaneously suitable for same again
The steel crawler belt of specification and rubber belt track.
Described thrust wheel also includes enclosing cover 3 and inner cap 9, thrust wheel body 7 be located inside and outside lid between, enclosing cover 3 offers with
Supporting wheel shaft 8 is adapted and second axis hole relative with first axle hole site, inner cap 9 offers and is adapted with supporting wheel shaft 8
And the Triaxial hole relative with first axle hole site, supporting wheel shaft 8 wears successively in Triaxial hole, the first axis hole, the second axis hole
Cross.For gap cooperation, the internal diameter of Triaxial hole and supporting wheel shaft between the internal diameter of described second axis hole and the external diameter of supporting wheel shaft 8
It is interference fit between 8 external diameter.The bottom of described enclosing cover 3 is provided with outside fix step 13, in the bottom of inner cap 9 is provided with
Positioning step 10, inside and outside positioning step is in order to position and to orient installation site and the installation direction of thrust wheel.
Described supporting wheel shaft 8 be located at the second axis hole in part offer twice cannelure, respectively first annular groove and
Second cannelure, first annular groove is for the second cannelure closer to the middle part of supporting wheel shaft 8.First annular groove is built-in
It is furnished with O-ring seal 4, plays sealing function, in order to prevent the fluid in thrust wheel from penetrating into outside thrust wheel.In second cannelure
It is provided with shaft block ring 2, in order to limit enclosing cover 3 along the shifting amount of supporting wheel shaft 8.
Described thrust wheel also includes four float grease seals 5, and four float grease seals 5 match two-by-two, and one pair of which is installed outside
Between lid 3 and thrust wheel body 7, another pair is arranged between inner cap 9 and thrust wheel body 7, described enclosing cover 3, thrust wheel body 7 and interior
Locating slot for installing float grease seal is all offered on lid 9.In pairs the float grease seal 5 of assembling both can guarantee that thrust wheel body 7 with
Can relatively rotate between inside and outside lid, can guarantee that the fluid in thrust wheel body 7 will not leak out again.Open up on described enclosing cover 3
There is the oil through 12 for filling lubricating oil into thrust wheel, the oil-in end of oil through 12 is provided with screwed hole, screw thread in the hole
It is provided with oil stifled 1.
The part do not addressed in this utility model using or use for reference prior art can achieve.
Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint phase
To importance.
Specific embodiment described herein is only to spirit of the present utility model example explanation.This practicality
New person of ordinary skill in the field can make various modifications or supplement or adopt to described specific embodiment
Substituted with similar mode, but without departing from spirit of the present utility model or surmount model defined in appended claims
Enclose.
Claims (9)
1. a kind of tracked construction equipment thrust wheel, including thrust wheel body and supporting wheel shaft, the middle part of thrust wheel body offers
The first axis hole being adapted with supporting wheel shaft, supporting wheel shaft passes through it is characterised in that thrust wheel body is revolution from first axle in the hole
Body, the peripheral border of thrust wheel body is provided with boss, boss and thrust wheel body by integral forming；The outer dia of described thrust wheel body
A size of 78～82mm, boss is annular boss, and the cross section of boss is in isosceles trapezoid, and the height in boss cross section is thrust wheel
0.15～0.2 times of external body diameter dimension, the width in boss cross section be thrust wheel external body diameter dimension 0.28～
0.32 times.
2. tracked construction equipment thrust wheel according to claim 1 it is characterised in that described thrust wheel also include with
Two bearings that supporting wheel shaft is adapted, two bearings are nested with the outside of supporting wheel shaft respectively and two bearings are respectively positioned on first
In axis hole.
3. tracked construction equipment thrust wheel according to claim 2 it is characterised in that the inner ring of each described bearing with
Coordinate for gap between the external diameter of supporting wheel shaft.
4. tracked construction equipment thrust wheel according to claim 1 is it is characterised in that described thrust wheel is also included outward
Lid and inner cap, thrust wheel body be located inside and outside lid between, cover outward offer be adapted with supporting wheel shaft and with first axle hole site
The second relative axis hole, is inside covered to offer and is adapted with supporting wheel shaft and the Triaxial hole relative with first axle hole site,
Roller axle passes through successively in Triaxial hole, the first axis hole, the second axis hole.
5. tracked construction equipment thrust wheel according to claim 4 is it is characterised in that the internal diameter of described second axis hole
Coordinate for gap and the external diameter of supporting wheel shaft between, be interference between the internal diameter of Triaxial hole and the external diameter of supporting wheel shaft and join
Close.
6. tracked construction equipment thrust wheel according to claim 4 is it is characterised in that the bottom of described enclosing cover is arranged
There is outside fix step, the bottom of inner cap is provided with interior positioning step.
7. tracked construction equipment thrust wheel according to claim 4 is it is characterised in that described supporting wheel shaft is located at the
Part in two axis holes offers twice cannelure, respectively first annular groove and the second cannelure, first annular groove with respect to
Closer to the middle part of supporting wheel shaft for second cannelure, in first annular groove, it is equipped with O-ring seal, set in the second cannelure
It is equipped with shaft block ring.
8. tracked construction equipment thrust wheel according to claim 4 is it is characterised in that described thrust wheel also includes four
Individual float grease seal, four float grease seals match two-by-two, and one pair of which is arranged between enclosing cover and thrust wheel body, and another pair is installed
Between inner cap and thrust wheel body, described enclosing cover, thrust wheel body and interior cover the positioning all offering for installing float grease seal
Groove.
9. tracked construction equipment thrust wheel according to claim 4 it is characterised in that described outer cover offer logical
Oilhole, the oil-in end of oil through is provided with screwed hole, and it is stifled that screw thread in the hole is provided with oil；The two ends of described supporting wheel shaft are opened respectively
It is provided with supporting wheel shaft installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686458.1U CN205952108U (en) | 2016-07-01 | 2016-07-01 | Crawler -type engineering machine is thrust wheel for tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686458.1U CN205952108U (en) | 2016-07-01 | 2016-07-01 | Crawler -type engineering machine is thrust wheel for tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205952108U true CN205952108U (en) | 2017-02-15 |
Family
ID=57968879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620686458.1U Active CN205952108U (en) | 2016-07-01 | 2016-07-01 | Crawler -type engineering machine is thrust wheel for tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205952108U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653285A (en) * | 2018-11-19 | 2019-04-19 | 安徽东升精密铸钢件有限公司 | A kind of supporting wheel structure matched with bull-dozer |
-
2016
- 2016-07-01 CN CN201620686458.1U patent/CN205952108U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109653285A (en) * | 2018-11-19 | 2019-04-19 | 安徽东升精密铸钢件有限公司 | A kind of supporting wheel structure matched with bull-dozer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee after: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: QINGDAO LOVOL EXCAVATOR Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: LOVOL Engineering Machinery Group Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Lovol Heavy Industry Group Co.,Ltd. Address before: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee before: LOVOL Engineering Machinery Group Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |