CN205858910U - Excavator revolving support attachment means - Google Patents
Excavator revolving support attachment means Download PDFInfo
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- CN205858910U CN205858910U CN201620651894.5U CN201620651894U CN205858910U CN 205858910 U CN205858910 U CN 205858910U CN 201620651894 U CN201620651894 U CN 201620651894U CN 205858910 U CN205858910 U CN 205858910U
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- revolving support
- bolt
- tapped
- hole
- threaded rod
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Abstract
The utility model proposes a kind of excavator revolving support attachment means, it includes revolving support, lower vehicle frame and bolt, revolving support and lower vehicle frame are connected by bolt thread, described bolt includes that nut and threaded rod, threaded rod one end and nut are fixed the other end and be provided with depression or the prism protruded.By arranging the bolt of the prism of depression or protrusion, can be taken out by spanner segmentation when bolt fracture, it is not necessary to employ large-scale auxiliary equipment or dismantle excavator on a large scale, convenient dismounting and maintenance, more safe efficient.
Description
Technical field
This utility model relates to excavating revolving support field, particularly relates to a kind of excavator revolving support attachment means.
Background technology
Excavator is in carrying out cubic meter mining process, and because of work under bad environment, workload is big, and fuselage shake is violent,
Often make connection revolving support and the fixing bolt fracture of lower vehicle frame, and in order to repair the bolt of fracture, need to dismantle whole
The upper frame of excavator and various oil line pipe also need to use hanging device back work, expend 4-5 name maintainer man-hour everyone
More than 10 hours.The most not only consuming substantial amounts of manpower and materials, efficiency is low, costly, because wanting lifting operation to also bring along phase
The potential safety hazard answered, and too much because removing the accessory of refitting, the most artificial increase after fault rate during machine use.
Utility model content
The utility model proposes a kind of convenient dismounting and maintenance, safe and efficient excavator revolving support attachment means.
The technical solution of the utility model is achieved in that a kind of excavator revolving support attachment means, and it includes back
Turning support, lower vehicle frame and bolt, revolving support and lower vehicle frame to be connected by bolt thread, described bolt includes nut and screw thread
Bar, threaded rod one end and nut are fixed the other end and are provided with depression or the prism protruded.
On the basis of above technical scheme, it is preferred that described prism is quadrangular or six prisms.It is further preferred that
Described quadrangular or six prism circumscribed circle diameters are 0.5～0.8:1 with threaded rod diameter proportion.Further preferred, described
Threaded rod a length of 5～10cm, a diameter of 0.8～1.2cm.Further preferred, a length of 7cm of described threaded rod, diameter
It is 0.8cm for 1cm, described quadrangular or six prism circumscribed circle diameters.
On the basis of above technical scheme, it is preferred that described revolving support surface configuration has the first tapped through hole, bolt
Being arranged in the first tapped through hole and the most threaded, described threaded rod end is concordant with the first tapped through hole end face or position
In the first tapped through hole.
On the basis of above technical scheme, it is preferred that described lower vehicle frame surface configuration has the second tapped through hole, and bolt sets
Being placed in the second tapped through hole interior and the most threaded, described threaded rod end is concordant with the second tapped through hole end face or is positioned at
In second tapped through hole.
Excavator revolving support attachment means having the beneficial effect that relative to prior art of the present utility model: by setting
Put the bolt of the prism of depression or protrusion, can be taken out by spanner segmentation when bolt fracture, it is not necessary to employ large-scale auxiliary and set
Standby or dismantle excavator on a large scale, convenient dismounting and maintenance, more safe efficient.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is a kind of axonometric chart assembling mode of the present utility model；
Fig. 2 is the axonometric chart of another kind of assembling mode of the present utility model；
Fig. 3 is the bolt arrangement figure of the present embodiment one；
Fig. 4 is the bolt arrangement figure of this utility model embodiment two；
Fig. 5 is the bolt arrangement figure of this utility model embodiment three；
Fig. 6 is the bolt arrangement figure of this utility model embodiment four.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The every other embodiment obtained, broadly falls into the scope of this utility model protection.
As it is shown in figure 1, excavator revolving support attachment means of the present utility model, it includes revolving support 1, lower vehicle frame 2
Threaded by bolt 3 with bolt 3, revolving support 1 and lower vehicle frame 2.
As the part improving this utility model, described bolt 3 includes nut 31 and threaded rod 32, threaded rod 32 one end
Fix the other end with nut 31 and be provided with depression or the prism 33 protruded.Concrete, described prism 33 is quadrangular or six ribs
Post.Described quadrangular or six prism circumscribed circle diameters are 0.5～0.8:1 with threaded rod 32 diameter proportion.Described threaded rod 32 is long
Degree is 5～10cm, a diameter of 0.8～1.2cm.Preferably, the described a length of 7cm of threaded rod 32, a diameter of 1cm, described four ribs
Post or six prism circumscribed circle diameters are 0.8cm.
As a kind of assembling mode of the present utility model, described revolving support 1 surface configuration has the first tapped through hole 11, spiral shell
It is interior and the most threaded that bolt 3 is arranged at the first tapped through hole 11, described threaded rod 32 end and the first tapped through hole 11 end face
Concordant or be positioned at the first tapped through hole 11.So, spanner can be conveniently used to take out the bolt of fracture.
As another assembling mode of the present utility model, as in figure 2 it is shown, described lower vehicle frame 2 surface configuration has second
Tapped through hole 21, it is interior and the most threaded that bolt 3 is arranged at the second tapped through hole 21, described threaded rod 32 end and the second spiral shell
Stricture of vagina through hole 21 end face is concordant or is positioned at the second tapped through hole 21.
Embodiment one
With reference to Fig. 3, threaded rod 32 end of the bolt 3 of the present embodiment is interior quadrangular, and described threaded rod 32 is a length of
5cm, a diameter of 0.8cm, described interior quadrangular circumscribed circle diameter is 0.4cm.
Embodiment two
With reference to Fig. 4, threaded rod 32 end of the bolt 3 of the present embodiment is interior six prisms, and described threaded rod 32 is a length of
7cm, a diameter of 1.2cm, described interior six prism circumscribed circle diameters are 0.96cm.
Embodiment three
With reference to Fig. 5, threaded rod 32 end of the bolt 3 of the present embodiment is convex quadrangular, and described threaded rod 32 is a length of
7cm, a diameter of 1cm, described convex quadrangular circumscribed circle diameter is 0.8cm.
Embodiment four
With reference to Fig. 6, threaded rod 32 end of the bolt 3 of the present embodiment is convex six prisms, and described threaded rod 32 is a length of
10cm, a diameter of 1.2cm, described convex six prism circumscribed circle diameters are 0.8cm.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in this utility model
Protection domain within.
Claims (7)
1. an excavator revolving support attachment means, it includes revolving support (1), lower vehicle frame (2) and bolt (3), revolution
Support (1) and lower vehicle frame (2) are threaded by bolt (3), it is characterised in that: described bolt (3) includes nut (31) and screw thread
Bar (32), threaded rod (32) one end other end fixing with nut (31) is provided with depression or the prism (33) protruded.
2. excavator revolving support attachment means as claimed in claim 1, it is characterised in that: described prism (33) is quadrangular
Or six prisms.
3. excavator revolving support attachment means as claimed in claim 2, it is characterised in that: outside described quadrangular or six prisms
Connecing circular diameter with threaded rod (32) diameter proportion is 0.5～0.8:1.
4. excavator revolving support attachment means as claimed in claim 3, it is characterised in that: described threaded rod (32) is a length of
5～10cm, a diameter of 0.8～1.2cm.
5. excavator revolving support attachment means as claimed in claim 4, it is characterised in that: described threaded rod (32) is a length of
7cm, a diameter of 1cm, described quadrangular or six prism circumscribed circle diameters are 0.8cm.
6. excavator revolving support attachment means as claimed in claim 1, it is characterised in that: described revolving support (1) surface
Being provided with the first tapped through hole (11), it is interior and the most threaded that bolt (3) is arranged at the first tapped through hole (11), described screw thread
Bar (32) end is concordant with the first tapped through hole (11) end face or is positioned at the first tapped through hole (11).
7. excavator revolving support attachment means as claimed in claim 1, it is characterised in that: described lower vehicle frame (2) surface sets
Being equipped with the second tapped through hole (21), it is interior and the most threaded that bolt (3) is arranged at the second tapped through hole (21), described threaded rod
(32) end is concordant with the second tapped through hole (21) end face or is positioned at the second tapped through hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651894.5U CN205858910U (en) | 2016-06-27 | 2016-06-27 | Excavator revolving support attachment means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620651894.5U CN205858910U (en) | 2016-06-27 | 2016-06-27 | Excavator revolving support attachment means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205858910U true CN205858910U (en) | 2017-01-04 |
Family
ID=57637468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620651894.5U Active CN205858910U (en) | 2016-06-27 | 2016-06-27 | Excavator revolving support attachment means |
Country Status (1)
| Country | Link |
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| CN (1) | CN205858910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909645A (en) * | 2016-06-27 | 2016-08-31 | 湖北富亿农业机械制造有限公司 | Rotary support connecting device of excavator |
-
2016
- 2016-06-27 CN CN201620651894.5U patent/CN205858910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909645A (en) * | 2016-06-27 | 2016-08-31 | 湖北富亿农业机械制造有限公司 | Rotary support connecting device of excavator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |