CN203334329U - Excavator bucket rod and excavator - Google Patents
Excavator bucket rod and excavator Download PDFInfo
- Publication number
- CN203334329U CN203334329U CN2013204077395U CN201320407739U CN203334329U CN 203334329 U CN203334329 U CN 203334329U CN 2013204077395 U CN2013204077395 U CN 2013204077395U CN 201320407739 U CN201320407739 U CN 201320407739U CN 203334329 U CN203334329 U CN 203334329U
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- Prior art keywords
- bar section
- installation shaft
- excavator boom
- excavator
- driven gear
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- 238000009434 installation Methods 0.000 claims description 67
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Abstract
The utility model discloses an excavator dipper and excavator, wherein the excavator dipper includes first pole portion (1) of being connected with the swing arm and second pole portion (2) of being connected with bucket driving cylinder, length direction location is followed with second pole portion (2) in first pole portion (1), wherein, be provided with driving gear (11) on first pole portion (1), second pole portion (2) are fixed with driven gear (21) along circumference, driving gear (11) can drive driven gear (21) so that second pole portion (2) are rotatory around the rotation axis of driven gear (21). The utility model also discloses an excavator that has the excavator dipper. The utility model discloses an among the excavator dipper, through the cooperation of driving gear (11) and driven gear (21), can make second pole portion (2) rotatory around the rotation axis of driven gear (21) to make the bucket rotatory around this rotation axis, realized that the bucket is quick and effectual just reversal transform.
Description
Technical field
The utility model relates to engineering machinery field, particularly, relates to a kind of excavator boom and the excavator with this excavator boom.
Background technology
Excavator is widely used, work under bad environment, stressed complexity.Excavator mainly comprises several major parts such as upper and lower vehicle frame, equipment, hydraulic system, electric system and driver's cabin, and equipment mainly comprises swing arm, dipper and scraper bowl.
Existing excavator, because using the difference of project situation, mainly is divided into two kinds, and a kind of be forward shovel, and the quarrel of scraper bowl makes progress, the scraper bowl dress material that moves upward during work; A kind of is backacter, and during work, scraper bowl moves downward the dress material.The most mining machine all can't be realized the conversion of positive backhoe in the course of the work.The utility model patent that publication number is CN201162237Y discloses the interchangeable excavator of rotating that a kind of radius of gyration is little, and the utility model patent that publication number is CN201330415Y discloses a kind of positive and negative bucket device.Above-mentioned, although both can realize the conversion of the positive backhoe of scraper bowl, all can only be by manually carrying out the operation of positive backhoe conversion, and inefficiency, operator's labour intensity is large.And, in above-mentioned two patents, bucket need to have specific structure to realize positive backhoe conversion, and this structure is comparatively complicated, is not easy to manufacture, once corrosion or distortion appear in the bucket part, realizes that the device of rotating conversion is difficult to dismounting.
The utility model content
The purpose of this utility model is to provide a kind of excavator boom, and this excavator boom can be realized the quick and effective rotating conversion of bucket
To achieve these goals, the utility model provides a kind of excavator boom, comprise the first bar section be connected with swing arm and the second bar section that drives oil cylinder to be connected with bucket, described the first bar section and described the second bar section locate along its length, wherein, be provided with driving gear in described the first bar section, described the second bar section is along circumferentially being fixed with driven gear, described driving gear can drive described driven gear so that described the second bar section around the rotation rotation of described driven gear.
Preferably, described excavator boom comprises the installation shaft of extending along the rotation of described driven gear, and the one in described the first bar section and described the second bar section is fixed on described installation shaft, on another one, is rotatably installed on described installation shaft.
Preferably, described installation shaft is fixedly installed in described the first bar section, and described the second bar section is formed with the through hole corresponding with described installation shaft, and described installation shaft runs through described through hole, and described the second bar section installs on described installation shaft by bearing.
Preferably, on described installation shaft, be provided with setscrew nut, this setscrew nut is resisted against on the end away from described the first bar section of described the second bar section.
Preferably, in described the first bar section, be formed with installing hole, described installation shaft and described installing hole interference fit, so that described installation shaft is fixed in described the first bar section.
Preferably, described installation shaft is fixedly installed in described the first bar section, and described driven gear is arranged on described installation shaft by bearing.
Preferably, the both sides that are positioned at described driven gear on described installation shaft are respectively arranged with gear position limiting section.
Preferably, near the gear position limiting section of described the first bar section one side, be the boss be formed on described installation shaft, away from the gear position limiting section of described the first bar section one side, be the setscrew nut be engaged on described installation shaft.
Preferably, the end towards described the first bar section of described the second bar section is formed with flange, and this flange is connected with the end face bolt of described driven gear.
Preferably, the end towards described the first bar section of described the second bar section is formed with and holds recess, and the part of stretching out towards described the second bar section from described driven gear of described installation shaft is contained in described holding recess.
Preferably, the end towards described the second bar section of described the first bar section is formed with the installation recess, and the part of stretching out towards described the first bar section from described driven gear of described installation shaft is arranged on described installation recess.
Preferably, an end of the close described first bar section of described installation shaft is formed with flange connector, and described flange connector removably is connected with described the first bar section.
Preferably, in described the first bar section, also be provided with for driving the drive unit of described driving gear.
Preferably, described excavator boom also comprises the 3rd bar section be connected with bucket, and the end away from described bucket of the 3rd bar section is fixedly connected with described the second bar section.
On the basis of technique scheme, the utility model also provides a kind of excavator, and this excavator comprises the described excavator boom of any one in above-mentioned embodiment.
In excavator boom of the present utility model, by coordinating of driving gear and driven gear, can make the rotation rotation of the second bar section around driven gear, thereby make bucket around this rotation rotation, realize the quick and effective rotating conversion of bucket.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
The accompanying drawing explanation
Accompanying drawing is to be used to provide further understanding of the present utility model, and forms the part of manual, is used from explanation the utility model with the following specific embodiment one, but does not form restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the schematic perspective view according to excavator boom of the present utility model;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the schematic cross sectional views according to the excavator boom of a kind of embodiment of the present utility model, and wherein driving gear and drive unit are not shown;
Fig. 4 is the show in schematic partial sections according to the excavator boom of another kind of embodiment of the present utility model, and wherein driving gear and drive unit are not shown.
Description of reference numerals
1 first bar section
11 driving gears 12 are installed recess 13 drive units
2 second bar sections
21 driven gear 22 flanges 23 hold recess
3 installation shaft
31 boss 32 flange connectors
4 setscrew nuts
5 bearings
6 the 3rd bar sections
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the utility model, is not limited to the utility model.
As shown in Figure 1 to Figure 3, the utility model provides a kind of excavator boom on the one hand, comprise the first bar section 1 be connected with swing arm and the second bar section 2 that drives oil cylinder to be connected with bucket, described the first bar section 1 locates along its length with described the second bar section 2, wherein, be provided with driving gear 11 in described the first bar section 1, described the second bar section 2 is along circumferentially being fixed with driven gear 21, described driving gear 11 can drive described driven gear 21 so that described the second bar section 2 around the rotation rotation of described driven gear 21.
In excavator boom of the present utility model, by coordinating of driving gear 11 and driven gear 21, can make the rotation rotation of the second bar section 2 around driven gear 21, thereby make bucket around this rotation rotation, realize the quick and effective rotating conversion of bucket.
For convenient, install, preferably, driven gear 21 be fixed on the second bar section 2 on the end face of the first bar section 1.
Can realize the rotation rotation of the second bar section 2 around described driven gear 21 by any suitable mode, for example the first bar section 1 and the second bar section 2 have respectively cylindrical portion, and the one in these two cylindrical portion is sleeved on another one and can relatively rotates.Preferably, described excavator boom comprises the installation shaft 3 of extending along the rotation of described driven gear 21, and the one in described the first bar section 1 and described the second bar section 2 is fixed on described installation shaft 3, on another one, is rotatably installed on described installation shaft 3.Can realize relatively rotating of the first bar section 1 and the second bar section 2 by installation shaft 3.
As shown in Figure 2, in a kind of embodiment of the present utility model, described installation shaft 3 is fixedly installed in described the first bar section 1, described the second bar section 2 is formed with the through hole corresponding with described installation shaft 3, described installation shaft 3 runs through described through hole, and described the second bar section 2 is arranged on described installation shaft 3 by bearing 5.Here, installation shaft 3 is through-shaft, and the second bar section 2 is directly installed on installation shaft 3.In this embodiment, the end face of driven gear 21 can directly be welded on the end face of the second bar section 2.
Here, the first bar section 1 and the second bar section 2 can be accomplished in several ways location along its length, for example, can select the taper roll bearing with axial positioning function as bearing 5.Preferably, on described installation shaft 3, be provided with setscrew nut 4, this setscrew nut 4 is resisted against on the end away from described the first bar section 1 of described the second bar section 2, to prevent the second bar section 2, away from the first bar section 1, moves.
As shown in Figure 3, in another kind of embodiment of the present utility model, described installation shaft 3 is fixedly installed in described the first bar section 1, and described driven gear 21 is arranged on described installation shaft 3 by bearing 5.Here, the second bar section 2 is arranged on installation shaft 3 by driven gear 21.
Similarly, the first bar section 1 and driven gear 21 can be accomplished in several ways location along its length, for example, can select the taper roll bearing with axial positioning function as bearing 5.Preferably, the both sides that are positioned at described driven gear 21 on described installation shaft 3 are respectively arranged with gear position limiting section, to prevent driven gear 21 axial floats.
Described gear position limiting section can form suitable form arbitrarily, for example, can be for being formed on the boss 31 on described installation shaft 3 near the gear position limiting section of described the first bar section 1 one sides, can be for being engaged in the setscrew nut 4 on described installation shaft 3 away from the gear position limiting section of described the first bar section one side.
In order to be convenient for changing or to keep in repair bearing 5 and setscrew nut 4, preferably, the end towards described the first bar section 1 of described the second bar section 2 is formed with flange 22, and this flange 22 is connected with the end face bolt of described driven gear 21.
In order to facilitate the installation of the second bar section 2 and driven gear 21, preferably, the end towards described the first bar section 1 of described the second bar section 2 is formed with and holds recess 23, and the part of stretching out towards described the second bar section 2 from described driven gear 21 of described installation shaft 3 is contained in described holding recess 23.
Correspondingly, the end towards described the second bar section 2 of described the first bar section 1 is formed with installs recess 12, the part of stretching out towards described the first bar section 1 from described driven gear 21 of described installation shaft 3 is arranged on described installation recess 12, make in this way the structure of described excavator boom compacter, rigidity is larger.
In order to be convenient for changing installation shaft 3, preferably, an end of the close described first bar section 1 of described installation shaft 3 is formed with flange connector 32, and described flange connector 32 removably is connected with described the first bar section 1.
As shown in Figure 1, preferably, in described the first bar section 1, also be provided with the drive unit 13 for driving described driving gear 11, this drive unit 13 can be for hydraulic motor etc., and this hydraulic motor is arranged in the mount pad that contiguous the second bar section 2 arranges.
Can only comprise the first bar section 1 and the second bar section 2 according to excavator-type shovel clamshell excavator of the present utility model, in this case, bucket directly is connected in the second bar section 2.In another embodiment, described excavator boom also comprises that the end away from described bucket of the 3rd 6, the three bar sections 6 of bar section that are connected with bucket is fixedly connected with described the second bar section 2.
Of the present utility modelly provide on the other hand a kind of excavator, this excavator comprises according to excavator boom of the present utility model.
Below describe by reference to the accompanying drawings preferred embodiment of the present utility model in detail; but; the utility model is not limited to the detail in above-mentioned embodiment; in technical conceive scope of the present utility model; can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.
It should be noted that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can be combined by any suitable mode.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible combinations.
In addition, between various embodiment of the present utility model, also can carry out any combination, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.
Claims (15)
1. an excavator boom, comprise the first bar section (1) be connected with swing arm and the second bar section (2) that drives oil cylinder to be connected with bucket, described the first bar section (1) and described the second bar section (2) locate along its length, it is characterized in that, be provided with driving gear (11) in described the first bar section (1), described the second bar section (2) is along circumferentially being fixed with driven gear (21), described driving gear (11) can drive described driven gear (21) so that described the second bar section (2) around the rotation rotation of described driven gear (21).
2. excavator boom according to claim 1, it is characterized in that, described excavator boom comprises the installation shaft (3) of extending along the rotation of described driven gear (21), it is upper that one in described the first bar section (1) and described the second bar section (2) is fixed on described installation shaft (3), on another one, is rotatably installed on described installation shaft (3).
3. excavator boom according to claim 2, it is characterized in that, described installation shaft (3) is fixedly installed in described the first bar section (1), described the second bar section (2) is formed with the through hole corresponding with described installation shaft (3), described installation shaft (3) runs through described through hole, and described the second bar section (2) installs on described installation shaft (3) by bearing (5).
4. excavator boom according to claim 3, is characterized in that, is provided with setscrew nut (4) on described installation shaft (3), and this setscrew nut (4) is resisted against on the end away from described the first bar section (1) of described the second bar section (2).
5. excavator boom according to claim 3, is characterized in that, in described the first bar section (1), is formed with installing hole, and described installation shaft (3) and described installing hole interference fit, so that described installation shaft (3) is fixed in described the first bar section (1).
6. excavator boom according to claim 2, is characterized in that, it is upper that described installation shaft (3) is fixedly installed on described the first bar section (1), and described driven gear (21) is arranged on described installation shaft (3) by bearing (5).
7. excavator boom according to claim 6, is characterized in that, the both sides that are positioned at described driven gear (21) on described installation shaft (3) are respectively arranged with gear position limiting section.
8. excavator boom according to claim 7, it is characterized in that, near the gear position limiting section of described the first bar section (1) one side for being formed on the boss (31) on described installation shaft (3), away from the gear position limiting section of described the first bar section one side for being engaged in the setscrew nut (4) on described installation shaft (3).
9. excavator boom according to claim 6, is characterized in that, the end towards described the first bar section (1) of described the second bar section (2) is formed with flange (22), and this flange (22) is connected with the end face bolt of described driven gear (21).
10. excavator boom according to claim 6, it is characterized in that, the end towards described the first bar section (1) of described the second bar section (2) is formed with and holds recess (23), and the part of stretching out towards described the second bar section (2) from described driven gear (21) of described installation shaft (3) is contained in described holding recess (23).
11. excavator boom according to claim 6, it is characterized in that, the end towards described the second bar section (2) of described the first bar section (1) is formed with installs recess (12), and the part of stretching out towards described the first bar section (1) from described driven gear (21) of described installation shaft (3) is arranged on described installation recess (12).
12. excavator boom according to claim 6, it is characterized in that, one end of the close described first bar section (1) of described installation shaft (3) is formed with flange connector (32), and described flange connector (32) removably is connected with described the first bar section (1).
13. excavator boom according to claim 1, is characterized in that, in described the first bar section (1), also is provided with the drive unit (13) for driving described driving gear (11).
14. according to the described excavator boom of any one in the claims, it is characterized in that, described excavator boom also comprises the 3rd bar section (6) be connected with bucket, and the end away from described bucket of the 3rd bar section (6) is fixedly connected with described the second bar section (2).
15. an excavator, is characterized in that, described excavator comprises the described excavator boom of any one in claim 1 to 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204077395U CN203334329U (en) | 2013-07-09 | 2013-07-09 | Excavator bucket rod and excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204077395U CN203334329U (en) | 2013-07-09 | 2013-07-09 | Excavator bucket rod and excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203334329U true CN203334329U (en) | 2013-12-11 |
Family
ID=49703009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204077395U Expired - Fee Related CN203334329U (en) | 2013-07-09 | 2013-07-09 | Excavator bucket rod and excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203334329U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105239612A (en) * | 2015-09-21 | 2016-01-13 | 常州市合达油泵有限公司 | Rotatable bucket |
| CN111719612A (en) * | 2020-07-27 | 2020-09-29 | 三一重机有限公司 | Power arm slewing device and excavator |
| CN113774973A (en) * | 2021-10-19 | 2021-12-10 | 聊城大学 | Front shovel and back shovel conversion device of excavator and excavator |
-
2013
- 2013-07-09 CN CN2013204077395U patent/CN203334329U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105239612A (en) * | 2015-09-21 | 2016-01-13 | 常州市合达油泵有限公司 | Rotatable bucket |
| CN111719612A (en) * | 2020-07-27 | 2020-09-29 | 三一重机有限公司 | Power arm slewing device and excavator |
| CN113774973A (en) * | 2021-10-19 | 2021-12-10 | 聊城大学 | Front shovel and back shovel conversion device of excavator and excavator |
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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 |
Granted publication date: 20131211 Termination date: 20160709 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |