CN207484557U - A kind of counter weight of excavator of combined type installation - Google Patents
A kind of counter weight of excavator of combined type installation Download PDFInfo
- Publication number
- CN207484557U CN207484557U CN201721614026.0U CN201721614026U CN207484557U CN 207484557 U CN207484557 U CN 207484557U CN 201721614026 U CN201721614026 U CN 201721614026U CN 207484557 U CN207484557 U CN 207484557U
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- Prior art keywords
- counterweight
- excavator
- backing plate
- main
- combined type
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Abstract
The utility model discloses a kind of counter weight of excavator of combined type installation, belong to counter weight of excavator technical field.Including one piece of main counterweight and one piece of secondary counterweight；After the pair counterweight is combined into an entirety by bolt, gasket, nut in main counterweight, then by bolt on turntable.For some large excavators, counterweight is segmented into multiple portions and individually produces manufacture, then is assembled, and can effectively reduce production cost, transportation cost；It can accurately ensure the position of counterweight center of gravity, promote complete machine stability.For different operating modes, if necessary to adjust balance weight, do not need to replace entire counterweight, it is only necessary to replace secondary counterweight, have and be simple to manufacture, it is versatile the characteristics of.
Description
Technical field
The utility model is related to a kind of counter weight of excavator, the counterweight of specifically a kind of combined type installation belongs to excavator and matches
Weight technical field.
Background technology
The effect of counter weight of excavator is balance vehicle, and with the increase of main screw lift, counterweight size, weight can also increase therewith
Add, on large-sized mining dredger, the counterweight used can reach tens tons.If the counterweight of large-tonnage excavator is using tradition
The filling structure of monoblock type can increase the packing ratio of counterweight first, so as to increase the manufacture cost of counterweight；Next counterweight center of gravity is not
It is good to adjust, if deviation of gravity center is excessive, complete machine can be caused to work unstable, accelerate the loss of the components such as revolving support；Again,
The larger counterweight of weight is not convenient for transportation.
Invention content
In view of the above-mentioned problems of the prior art, the utility model provides a kind of counter weight of excavator of combined type installation,
It can effectively solve the above problems.
The utility model is realized by following technical scheme：
A kind of counter weight of excavator of combined type installation, including one piece of main counterweight and at least one piece secondary counterweight；
The pair counterweight is mounted on by connector in main counterweight, after the two is combined into an entirety, then passes through fixing piece
On excavator turntable, by increasing and decreasing secondary counterweight, reach and adjust counter weight of excavator weight.
Preferably, the main counterweight includes the main weight body of N-shaped, and the horizontal part of main weight body is hollow cavity,
Multiple bolts hole are equipped in the cavity, the bolt hole is made of casing I, backing plate I, pipe；The sagittal plane weldering of the pipe
It is connected at the upper inside wall of cavity, the backing plate I is welded on another sagittal plane of pipe, the sagittal plane welding of described sleeve pipe I
On backing plate I, another sagittal plane of casing I extends at the lower inner wall of cavity and extends predetermined length from the inner wall；
Respectively there are one mutual corresponding support backing plates for welding for the two sides of main weight body.
Preferably, it is set on each support backing plate there are one U-shaped frame I, several lifting plates is welded in U-shaped frame I
Ⅰ。
Preferably, multiple rubber sprues are further included, the rubber sprue is mounted in pipe.
Preferably, the secondary counterweight includes rectangular secondary weight body, and it is identical with pipe that quantity is equipped in secondary weight body
And through the casing II on forward and backward surface, a backing plate II is welded in the secondary weight body at each casing II, the backing plate II
The fit clearance for ensureing main counterweight and secondary counterweight is matched with casing I；Secondary weight body each side welding there are one phase
Symmetrical side plate.
Preferably, the connector is multigroup screw bolt and nut；The bolt pass through pipe, backing plate I, after casing I again
Across backing plate II, casing II, secondary counterweight is mounted in main counterweight by the cooperation of nut.
Preferably, multiple reinforcing ribs are welded between the side plate top surface and secondary counterweight body side surface.
Preferably, respectively welding is there are one symmetrical U-shaped frame II for the top surface both sides of the secondary weight body, in U-shaped frame II
Inside it is welded with several lifting plates II.
The utility model advantageous effect：
For some large excavators, counterweight is segmented into multiple portions and individually produces manufacture, then is assembled, Ke Yiyou
Reduction production cost, the transportation cost of effect；It can accurately ensure the position of counterweight center of gravity, promote complete machine stability.For difference
Operating mode, if necessary to adjust balance weight, do not need to replace entire counterweight, it is only necessary to replace secondary counterweight, there is manufacture
Simply, the characteristics of versatile.
Description of the drawings
Fig. 1 is the general structure schematic diagram of the utility model；
Fig. 2 is the sectional view after Fig. 1 combinations；
Fig. 3 is main counter weight construction schematic diagram；
Fig. 4 is the sectional view of Fig. 3；
Fig. 5 is secondary counter weight construction schematic diagram；
Fig. 6 is the sectional view of Fig. 5.
1st, main counterweight；1-1, main weight body；1-2, lifting plate I；1-3, support backing plate；1-4, casing I；1-5, pipe；1-
6th, backing plate I；2nd, secondary counterweight；2-1, secondary weight body；2-2, lifting plate II；2-3, reinforcing rib；2-4, side plate；2-5, backing plate II；2-
6th, casing II；3rd, gasket；4th, nut；5th, bolt；6th, rubber sprue.
Specific embodiment
Below in conjunction with attached drawing, the utility model is further described by specific embodiment.
As shown in Figure 1 and Figure 2, a kind of counter weight of excavator of combined type installation, including one piece of main counterweight 1 and one piece of secondary counterweight
2.Secondary counterweight 2 is mounted on by bolt 5, gasket 3, nut 4 be combined into an entirety in main counterweight 1 after, then installed by bolt
On turntable.
As shown in Figure 3, Figure 4, main counterweight 1 includes the main weight body 1-1 of N-shaped, and the horizontal part of main weight body 1-1 is hollow
Cavity is set in the cavity there are three bolt hole, and bolt hole is made of I 1-4 of casing, I 1-6 of backing plate, pipe 1-5；Pipe 1-5's
One sagittal plane is welded at the upper inside wall of cavity, and I 1-6 of backing plate is welded on another sagittal planes of pipe 1-5, and the one of I 1-4 of casing
Sagittal plane is welded on I 1-6 of backing plate, and another sagittal plane of I 1-4 of casing is extended at the lower inner wall of cavity and prolonged from the inner wall
Stretch out predetermined length；In the two sides of main weight body 1-1, respectively there are one mutual corresponding support backing plate 1-3 for welding.Each branch
It is set on stake pad plate 1-3 there are one U-shaped frame I, there are one I 1-2 of lifting plate for welding in U-shaped frame I.Three rubber sprues 6 are further included,
Rubber sprue 6 is mounted in pipe 1-5.
As shown in Figure 5, Figure 6, secondary counterweight 2 includes rectangular secondary weight body 2-1, is set in secondary weight body 2-1 there are three passing through
II 2-6 of casing on forward and backward surface is worn, II 2-5 of backing plate is welded on the secondary weight body 2-1 at II 2-6 of each casing,
II 2-5 of the backing plate matches the fit clearance for ensureing main counterweight 1 and secondary counterweight 2 with I 1-4 of casing；In the left and right of secondary weight body 2-1
Respectively there are one symmetrical side plate 2-4 for welding for both sides.Multiple add is welded between side plate 2-4 top surfaces and pair weight body 2-1 sides
Strengthening tendons 2-3 plays booster action.Respectively welding is there are one symmetrical U-shaped frame II for the top surface both sides of secondary weight body 2-1, in U-shaped frame II
There are one II 2-2 of lifting plate for interior welding.
It is supported on backing plate 1-3 as shown in Figure 1, secondary counterweight 2 is mounted on main counterweight by side plate 2-4.Bolt 5 passes through main counterweight
On pipe 1-5, I 1-6 of backing plate, I 1-4 of casing be then passed through II 2-5 of backing plate, II 2-6 of casing in secondary counterweight, by with gasket 3,
Secondary counterweight 2 is mounted in main counterweight 1 by the cooperation of nut 4.It is set in secondary counterweight 2 there are two lifting II 2-2 of plate, passes through lifting eye energy
Secondary counterweight 2 is enough sling to install with main counterweight 1.It is set in main counterweight 1 there are two lifting I 1-2 of plate, assembling can be sling by lifting eye
Counterweight afterwards is installed with turntable.After the completion of lifting dress, main counterweight pipe 1-5 is blocked using rubber sprue 6, ensures counterweight outer surface
Beauty.
For some large excavators, counterweight is segmented into multiple portions and individually produces manufacture, then is assembled, Ke Yiyou
Reduction production cost, the transportation cost of effect；It can accurately ensure the position of counterweight center of gravity, promote complete machine stability.For difference
Operating mode, if necessary to adjust balance weight, do not need to replace entire counterweight, it is only necessary to replace secondary counterweight, there is manufacture
Simply, the characteristics of versatile.
It the above is only the preferred embodiment of the utility model, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of counter weight of excavator of combined type installation, it is characterised in that：Including one piece of main counterweight（1）At least one piece secondary counterweight
（2）；
The pair counterweight（2）Main counterweight is mounted on by connector（1）On, after the two is combined into an entirety, then pass through fixation
Part is mounted on excavator turntable, by increasing and decreasing secondary counterweight（2）, reach and adjust counter weight of excavator weight.
2. a kind of counter weight of excavator of combined type installation according to claim 1, it is characterised in that：
The main counterweight（1）Main weight body including N-shaped（1-1）, main weight body（1-1）Horizontal part for hollow cavity,
Multiple bolts hole are equipped in the cavity, the bolt hole is by casing I（1-4）, backing plate I（1-6）, pipe（1-5）Composition；
The pipe（1-5）A sagittal plane be welded at the upper inside wall of cavity, the backing plate I（1-6）It is welded on pipe（1-
5）On another sagittal plane, described sleeve pipe I（1-4）A sagittal plane be welded on backing plate I（1-6）On, casing I（1-4）Another diameter
It is extended at the lower inner wall of cavity to face and extends predetermined length from the inner wall；
In main weight body（1-1）Two sides respectively welding there are one mutual corresponding support backing plate（1-3）.
3. a kind of counter weight of excavator of combined type installation according to claim 2, it is characterised in that：Each support backing plate
（1-3）On set there are one U-shaped frame I, several lifting plates I are welded in U-shaped frame I（1-2）.
4. a kind of counter weight of excavator of combined type installation according to claim 2, it is characterised in that：Further include multiple rubber
Sprue（6）, the rubber sprue（6）Mounted on pipe（1-5）In.
5. the counter weight of excavator installed according to a kind of combined type of claim 2 to 4 any one of them, it is characterised in that：
The pair counterweight（2）Including rectangular secondary weight body（2-1）, in secondary weight body（2-1）It is interior to be equipped with quantity and pipe（1-5）
Casing II identical and through forward and backward surface（2-6）, in each casing II（2-6）The secondary weight body at place（2-1）On weld
One backing plate II（2-5）, the backing plate II（2-5）With casing I（1-4）It matches and ensures main counterweight（1）With secondary counterweight（2）Cooperation
Gap；
In secondary weight body（2-1）Each side welding there are one symmetrical side plate（2-4）.
6. a kind of counter weight of excavator of combined type installation according to claim 5, it is characterised in that：The connector is more
Group bolt（5）And nut（4）；
The bolt（5）Across pipe（1-5）, backing plate I（1-6）, casing I（1-4）After be then passed through backing plate II（2-5）, casing II
（2-6）, pass through nut（4）Cooperation by secondary counterweight（2）Mounted on main counterweight（1）On.
7. a kind of counter weight of excavator of combined type installation according to claim 5, it is characterised in that：The side plate（2-4）
Top surface and secondary weight body（2-1）Multiple reinforcing ribs are welded between side（2-3）.
8. a kind of counter weight of excavator of combined type installation according to claim 5, it is characterised in that：The pair weight body
（2-1）Respectively welding there are one symmetrical U-shaped frame II, is welded with several lifting plates II in U-shaped frame II for top surface both sides（2-
2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721614026.0U CN207484557U (en) | 2017-11-28 | 2017-11-28 | A kind of counter weight of excavator of combined type installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721614026.0U CN207484557U (en) | 2017-11-28 | 2017-11-28 | A kind of counter weight of excavator of combined type installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484557U true CN207484557U (en) | 2018-06-12 |
Family
ID=62472734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721614026.0U Active CN207484557U (en) | 2017-11-28 | 2017-11-28 | A kind of counter weight of excavator of combined type installation |
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| Country | Link |
|---|---|
| CN (1) | CN207484557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643273A (en) * | 2018-07-09 | 2018-10-12 | 三重机有限公司 | Positioning pin, counterweight location structure and assembly method, excavator |
| CN109235529A (en) * | 2018-09-06 | 2019-01-18 | 广西柳工机械股份有限公司 | Wheel loader counterweight |
-
2017
- 2017-11-28 CN CN201721614026.0U patent/CN207484557U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643273A (en) * | 2018-07-09 | 2018-10-12 | 三重机有限公司 | Positioning pin, counterweight location structure and assembly method, excavator |
| CN108643273B (en) * | 2018-07-09 | 2023-11-28 | 三一重机有限公司 | Locating pin, counterweight locating structure, assembly method and excavator |
| CN109235529A (en) * | 2018-09-06 | 2019-01-18 | 广西柳工机械股份有限公司 | Wheel loader counterweight |
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