CN204323521U - Base, running gear and crawler crane - Google Patents
Base, running gear and crawler crane Download PDFInfo
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- CN204323521U CN204323521U CN201420805169.XU CN201420805169U CN204323521U CN 204323521 U CN204323521 U CN 204323521U CN 201420805169 U CN201420805169 U CN 201420805169U CN 204323521 U CN204323521 U CN 204323521U
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- 230000008901 benefit Effects 0.000 description 2
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- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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Abstract
The utility model discloses a kind of base, running gear and crawler crane.Described base is used for crawler crane, comprising: left base, middle base and right base; The left side of left base and right side are respectively arranged with the first connecting portion and the second connecting portion; The left side of middle base and right side are respectively arranged with the 3rd connecting portion and the 4th connecting portion; The left side of right base and right side are respectively arranged with the 5th connecting portion and the 6th connecting portion; Second connecting portion and the 3rd connecting portion can removably connect; 4th connecting portion and the 5th connecting portion can removably connect; The left track frame of the first connecting portion and crawler crane can removably connect.Adopting the understructure that the utility model provides, when transporting, middle base being connected with track frame by corresponding connecting portion after only need pulling down two bases in left and right.Easy and simple to handle, do not increase main frame weight and cost, equipment cost is lower, is conducive to the traffic cost of reduction equipment.
Description
Technical Field
The utility model relates to a hoist field, in particular to base, running gear and crawler crane.
Background
A crawler crane is a boom-rotating crane that travels using a crawler. The crawler crane has the characteristics of large crawler grounding area, good trafficability, strong adaptability, capability of walking with loads, strong lifting capability and the like, is a main engineering machine for hoisting operation in a construction site, and can carry out operations such as hoisting and transporting of mounting and dismounting articles.
The crawler crane mainly comprises a walking device, a slewing mechanism, a loading vehicle, operating equipment and a lifting hook. Wherein, running gear is the important part that realizes that the complete machine moves and supports. The walking device comprises a base and crawler frames, wherein the left side and the right side of the base are respectively connected with one crawler frame. In order to meet the function of the crawler crane of the medium and large tonnage, the crawler track gauge of the crawler crane of the medium and large tonnage must meet certain. Especially for short-distance transportation, the cost is high, and the construction efficiency is also influenced. In order to improve the construction efficiency and reduce the transportation cost, in the prior art, the scheme of reducing the transition transportation cost is usually constructed by constructing a wide road meeting the walking of a crawler crane. However, the road construction cost is still high, the reduction of the transportation cost is very limited, and even the widened road cannot be constructed due to the limitation of geographical conditions.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a lower base of cost of transportation, running gear and crawler crane. In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
in one aspect, the utility model provides a base for crawler crane, include: the device comprises a left base, a middle base and a right base; the left side and the right side of the left base are respectively provided with a first connecting part and a second connecting part; the left side and the right side of the middle base are respectively provided with a third connecting part and a fourth connecting part; the left side and the right side of the right base are respectively provided with a fifth connecting part and a sixth connecting part; the second connecting part and the third connecting part can be detachably connected; the fourth connecting part and the fifth connecting part can be detachably connected; the first connecting part can be detachably connected with a left crawler frame of the crawler crane; the sixth connecting part can be detachably connected with a right crawler frame of the crawler crane; the third connecting part and the left crawler frame can be detachably connected; the fourth connecting portion can be detachably connected with the right track frame.
Further, the number of the first connecting portion, the second connecting portion, the third connecting portion, the fourth connecting portion, the fifth connecting portion and the sixth connecting portion is two.
Further, the distances between the two first connecting portions, the two second connecting portions, the two third connecting portions, the two fourth connecting portions, the two fifth connecting portions and the two sixth connecting portions are equal.
Further, the first connecting part, the third connecting part, the fourth connecting part and the sixth connecting part are all box-shaped structures; the second connecting part and the fifth connecting part both comprise two ear plates; the third connecting portion is mounted between the two ear plates of the second connecting portion, and the fourth connecting portion is mounted between the two ear plates of the fifth connecting portion.
Furthermore, pin holes are formed in the lower parts of the first connecting part, the third connecting part, the fourth connecting part and the sixth connecting part, and arc-shaped notches are formed in the tops of the first connecting part, the third connecting part, the fourth connecting part and the sixth connecting part; the axes of the pin holes and the arc-shaped notches are arranged along the length direction of the crawler crane; the two connected connecting parts are detachably connected through a first pin shaft penetrating through the pin hole and a second pin shaft located in the arc-shaped notch.
Further, the first connecting part and the second connecting part are welded to the left base; the third connecting part and the fourth connecting part are welded on the middle base; the fifth connecting portion and the sixth connecting portion are welded to the right base.
On the other hand, the utility model also provides a walking device which is used for the crawler crane and comprises a left crawler frame and a right crawler frame; the crawler frame assembly further comprises any one of the bases, and the left crawler frame and the right crawler frame are selectively connected with the first connecting portion and the sixth connecting portion respectively or connected with the third connecting portion and the fourth connecting portion respectively.
Further, the left track frame and the right track frame are respectively provided with a seventh connecting part and an eighth connecting part; the number of the first connecting part, the second connecting part, the third connecting part, the fourth connecting part, the fifth connecting part, the sixth connecting part, the seventh connecting part and the eighth connecting part is two; the distances between the two first connecting parts, the two second connecting parts, the two third connecting parts, the two fourth connecting parts, the two fifth connecting parts, the two sixth connecting parts, the two seventh connecting parts and the two eighth connecting parts are equal; the two seventh connecting portions and the two eighth connecting portions are selectively connected to the two first connecting portions and the two sixth connecting portions, respectively, or to the two third connecting portions and the two fourth connecting portions, respectively.
Correspondingly, the utility model also provides a crawler crane, it is provided with foretell running gear.
Further, the crawler crane has a working state and a transportation state; in the working state, the left crawler frame and the right crawler frame are connected with the base through the first connecting part and the sixth connecting part respectively; and in the transportation state, the left track frame and the right track frame are respectively connected with the middle base of the base through the third connecting part and the fourth connecting part.
The utility model provides a base is for dividing the body structure, include left base, well base and the right base that can dismantle the connection in order from left to right, can dismantle the connection through the connecting portion that correspond the setting between the adjacent components of a whole that can function independently base. In a working state, the three split bases are connected to form a wider base structure, and the first connecting part of the base and the sixth connecting part of the right base are connected between the two crawler frames to ensure that the crawler frames have enough crawler track gauge; under the transportation state, can dismantle left base and right base, only connect the middle base between two track frames through its second connecting portion and third connecting portion, reduced the base width promptly to satisfy the requirement of transportation width. In conclusion, by adopting the base structure provided by the utility model, on one hand, the requirement of the working gauge can be ensured; on the other hand, during transportation, the base and the crawler frame are not required to be transported through auxiliary equipment such as a flat car after being disassembled, a wider road is not required to be built, and the middle base is connected with the crawler frame through the corresponding connecting parts after the left base and the right base are disassembled. The operation is simple, the weight and the cost of the host are not increased, the equipment cost is lower, and the transportation cost of the equipment is favorably reduced.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic front view of a base according to a first embodiment of the present invention;
fig. 2 is a schematic top view of a base according to a first embodiment of the present invention;
fig. 3 is a schematic front view of a split structure of a base according to a first embodiment of the present invention;
fig. 4 is a schematic top view of a split structure of a base according to a first embodiment of the present invention;
fig. 5 is a schematic structural view of a walking device provided in the second embodiment of the present invention in a working state;
fig. 6 is a schematic structural view of a walking device provided by the second embodiment of the present invention in a transportation state.
Description of reference numerals:
1 left base 11 first connection
12 second connecting part 2 middle base
21 third connection part 22 fourth connection part
3 fifth connecting part of right base 31
32 sixth connecting part 101 pin hole
102 arc notch 41 first pin
42 second pin shaft 5 left crawler frame
6 right track frame
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The preferred embodiments of the present invention will be further described with reference to the accompanying drawings:
referring to fig. 1 to 4, a base for a crawler crane according to an embodiment of the present invention is shown. The base may include: a left base 1, a middle base 2 and a right base 3; wherein:
the left side and the right side of the left base 1 are respectively provided with a first connecting part 11 and a second connecting part 12;
the left side and the right side of the middle base 2 are respectively provided with a third connecting part 21 and a fourth connecting part 22;
the left side and the right side of the right base 3 are respectively provided with a fifth connecting part 31 and a sixth connecting part 32;
the second connecting portion 12 and the third connecting portion 21 are detachably connectable;
the fourth connection portion 22 and the fifth connection portion 31 are detachably connectable;
the first connection portion 11 is detachably connectable to the left track frame 5 (see fig. 5 and 6) of the crawler crane;
the sixth connecting portion 32 is detachably connectable with the right crawler frame 6 (see fig. 5 and 6) of the crawler crane;
the third connecting part 21 can be detachably connected with the left track frame 5;
the fourth connecting portion 22 is detachably connected to the right crawler frame 6.
The base that this embodiment provided is components of a whole that can function independently base structure, includes left base 1, middle base 2 and the right base 3 that can dismantle the connection in order from left to right. The adjacent split bases are detachably connected through the correspondingly arranged connecting parts. Specifically, the method comprises the following steps: the third connecting part 21 on the left side of the middle base 2 is connected with the second connecting part 12 on the right side of the left base 1; the fourth connecting part 22 on the right side of the middle base 2 is connected with the fifth connecting part 31 on the left side of the right base 3; the first connecting part 11 on the left side of the left base 1 is used for connecting with the left track frame 5; the sixth connecting portion 32 on the right side of the right base 3 is used to connect with the right track frame 6. The base adopts the advantages of the split structure that: when the crawler crane works, the three split bases are connected to form a wider base structure and connected between the two crawler frames to ensure that enough crawler track gauge is provided; when the crawler crane is transported, the left base 1 and the right base 3 can be detached, and the middle base 2 is only connected between the two crawler frames, so that the width of the base is reduced, and the requirement of the transport width is met. Therefore, the base and the crawler frame are not required to be transported through auxiliary equipment such as a flat car after being disassembled, a wide road is not required to be built, and the middle base is connected with the crawler frame through the corresponding connecting parts after the left base and the right base are disassembled. The operation is simple, the weight and the cost of the host are not increased, the equipment cost is lower, and the transportation cost of the equipment is favorably reduced.
As a preferred embodiment of the present invention, in order to ensure the connection reliability between the adjacent split bases and the connection reliability between the split base and the track frame, the number of the first connecting portion 11, the second connecting portion 12, the third connecting portion 21, the fourth connecting portion 22, the fifth connecting portion 31, and the sixth connecting portion 32 may be two (see fig. 2 and fig. 4). Namely, the two connecting parts are in a group and are arranged on one side of the corresponding split base; in addition, one of the two connecting parts in each group of connecting parts can be arranged at a position close to the head part on the side surface of the corresponding split base, and the other connecting part can be arranged at a position close to the tail part on the side surface of the corresponding split base.
In the base provided in this embodiment, the left track frame 5 and the right track frame 6 may be connected to the left base 1 and the right base 3, respectively, or may be connected to both sides of the middle base 2. Those skilled in the art will appreciate that the left track frame 5 and the right track frame 6 need to be provided with corresponding connecting members. In order to simplify the structure of the left track frame 5 and the right track frame 6, the two first connecting portions 11, the two second connecting portions 12, the two third connecting portions 21, the two fourth connecting portions 22, the two fifth connecting portions 31, and the two sixth connecting portions 32 are preferably arranged at equal intervals. Therefore, each crawler frame can be connected with the left base, the right base and the middle base 2 only by arranging the two connecting parts. That is, the left track frame 5 may be provided with only two seventh connecting portions, and the two seventh connecting portions may be connected to the two first connecting portions 11 of the left base 1 or the two third connecting portions 21 of the middle base 2. Accordingly, the right track frame 6 may be provided with only two eighth connecting portions, which may be connected to the two sixth connecting portions 32 of the right base 3 or the two fourth connecting portions 22 of the middle base 2.
For the specific structure of the above-mentioned connecting portion, those skilled in the art can select the connecting portion according to specific working conditions and models. As a preferable solution of the first embodiment of the present invention, in order to ensure the connection strength between the connected connection portions, the first connection portion 11, the third connection portion 21, the fourth connection portion 22, and the sixth connection portion 32 are preferably all box-shaped structures; the second connecting portion 12 and the fifth connecting portion 31 each include two ear plates; the third connecting portion 21 is mounted between the two ear plates of the second connecting portion 12, and the fourth connecting portion 22 is mounted between the two ear plates of the fifth connecting portion 31. Similarly, the seventh connecting portion of the left track frame 5 and the eighth connecting portion of the right track frame 6 may also be the structures of the two ear plates. The first connecting portion 11 of the left base 1 is mounted between the two ear plates of the seventh connecting portion, and the sixth connecting portion 32 of the right base 3 is mounted between the two ear plates of the eighth connecting portion.
Referring to fig. 3 and 4, the first connecting portion 11, the third connecting portion 21, the fourth connecting portion 22 and the sixth connecting portion 32 may have pin holes 101 at their lower portions and arc notches 102 at their top portions; the axes of the pin hole 101 and the arc notch 102 are arranged along the length direction of the crawler crane, namely, arranged in the same direction with the crawler frame; the two connected connecting parts are detachably connected through a first pin shaft 41 penetrating through the pin hole 101 and a second pin shaft 42 located in the arc notch 102. During installation, after the first pin shaft 41 penetrates through the pin holes 101 of the corresponding connecting parts, the movement of the adjacent connecting parts along the horizontal direction and the vertical direction is limited; then, the second pin 42 is placed in the arc notch 102 of the corresponding connection portion, and the second pin 42 further restricts the movement of the split base along the horizontal direction. Because the base is stressed greatly along the horizontal direction, the structure can reduce the stress of each connecting pin shaft and is convenient to mount.
In addition, in order to ensure the connection strength between each connection portion and the corresponding separate base, the connection portions and the separate bases are preferably welded in a fixed relationship. Specifically, the first connection portion 11 and the second connection portion 12 are welded to the left base 1; the third connecting part 21 and the fourth connecting part 22 are welded to the middle base 2; the fifth connecting portion 31 and the sixth connecting portion 32 are welded to the right base 3.
Therefore, adopt the embodiment of the utility model provides a base can guarantee the demand of track gauge on the one hand. On the other hand, during transportation, the base and the track frame are not required to be detached and then transported through auxiliary equipment such as a flat car, and a wider road is not required to be built. Only the left base and the right base are needed to be detached and then the middle base is connected with the crawler frame through the corresponding connecting parts. The operation is simple and convenient, the equipment cost is lower, and the transportation cost of the equipment is favorably reduced.
Referring to fig. 5 and 6, the structure of a traveling apparatus according to a second embodiment of the present invention is shown, wherein the traveling apparatus is used for a crawler crane, and comprises a left crawler frame 5 and a right crawler frame 6; the running gear further includes a base provided in the first embodiment, and the left track frame 5 and the right track frame 6 are selectively connected to the first connecting portion 11 and the sixth connecting portion 32, respectively, or to the third connecting portion 21 and the fourth connecting portion 22, respectively.
Further, the left and right track frames 5 and 6 may be provided with seventh and eighth connecting portions, respectively; the number of the first connecting parts 11, the second connecting parts 12, the third connecting parts 21, the fourth connecting parts 22, the fifth connecting parts 31, the sixth connecting parts 32, the seventh connecting parts and the eighth connecting parts is two; the pitches of the two first connecting parts 11, the two second connecting parts 12, the two third connecting parts 21, the two fourth connecting parts 22, the two fifth connecting parts 31, the two sixth connecting parts 32, the two seventh connecting parts and the two eighth connecting parts are equal; the two seventh connection portions and the two eighth connection portions are selectively connected to the two first connection portions 11 and the two sixth connection portions 32, respectively, or to the two third connection portions 21 and the two fourth connection portions 22, respectively.
When the two crawler frames are respectively connected with the left base 1 and the right base 3, the distance between the two crawler frames is larger, so that the crawler frame is suitable for the working state, as shown in fig. 5; when the two track frames are respectively connected with the two sides of the middle base 2, the distance between the two track frames is small, and the crawler type track is suitable for a transportation state, as shown in fig. 6.
Because the base has the technical effects, the walking device provided with the base also has the advantage of low transportation cost. The specific implementation process is similar to that of the above embodiments, and is not repeated herein.
The embodiment three of the utility model provides a crawler crane is still provided, it is provided with the running gear that embodiment two provided. The crawler crane can have a working state and a transportation state; in the working state (see fig. 5), the left track frame 5 and the right track frame 6 are connected with the base through the first connecting portion 11 and the sixth connecting portion 32, respectively; in the transport state (see fig. 6), the left track frame 5 and the right track frame 6 are connected to the middle base 2 of the base by a third connecting portion 21 and a fourth connecting portion 22, respectively.
Because the above-mentioned running gear has the above-mentioned technological effect, consequently, the crawler crane who is equipped with this running gear should also possess the lower technological effect of transportation cost, and its specific implementation process is similar to above-mentioned embodiment, and the retrench is not repeated here.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A base for a crawler crane, comprising: a left base (1), a middle base (2) and a right base (3); wherein,
the left side and the right side of the left base (1) are respectively provided with a first connecting part (11) and a second connecting part (12);
the left side and the right side of the middle base (2) are respectively provided with a third connecting part (21) and a fourth connecting part (22);
the left side and the right side of the right base (3) are respectively provided with a fifth connecting part (31) and a sixth connecting part (32);
the second connecting part (12) and the third connecting part (21) can be detachably connected;
the fourth connecting part (22) and the fifth connecting part (31) can be detachably connected;
the first connecting part (11) can be detachably connected with a left crawler frame (5) of the crawler crane;
the sixth connecting part (32) is detachably connected with a right crawler frame (6) of the crawler crane;
the third connecting part (21) is detachably connected with the left crawler frame (5);
the fourth connecting part (22) and the right track frame (6) can be detachably connected.
2. The base according to claim 1, characterized in that the number of said first connection portions (11), said second connection portions (12), said third connection portions (21), said fourth connection portions (22), said fifth connection portions (31) and said sixth connection portions (32) is two.
3. The base of claim 2, wherein the spacing between the two first connections (11), the two second connections (12), the two third connections (21), the two fourth connections (22), the two fifth connections (31) and the two sixth connections (32) are all equal.
4. The base according to claim 1, characterized in that said first connection (11), said third connection (21), said fourth connection (22) and said sixth connection (32) are all box-shaped structures; the second connection portion (12) and the fifth connection portion (31) each comprise two ear plates; the third connecting part (21) is arranged between the two ear plates of the second connecting part (12), and the fourth connecting part (22) is arranged between the two ear plates of the fifth connecting part (31).
5. The base of claim 1, wherein the first connecting part (11), the third connecting part (21), the fourth connecting part (22) and the sixth connecting part (32) are provided with pin holes (101) at the lower parts and arc-shaped notches (102) at the top parts; the axes of the pin holes (101) and the arc-shaped notches (102) are arranged along the length direction of the crawler crane;
the two connected connecting parts are detachably connected through a first pin shaft (41) penetrating through the pin hole (101) and a second pin shaft (42) positioned in the arc-shaped notch (102).
6. The base of claim 1, characterized in that said first connection (11) and said second connection (12) are welded to said left base (1); the third connecting part (21) and the fourth connecting part (22) are welded to the middle base (2); the fifth connection part (31) and the sixth connection part (32) are welded to the right base (3).
7. A walking device for a crawler crane comprises a left crawler frame (5) and a right crawler frame (6); -a base according to any one of claims 1 to 6, characterised in that it further comprises a left track frame (5) and a right track frame (6) selectively associated with said first connection portion (11) and said sixth connection portion (32), respectively, or with said third connection portion (21) and said fourth connection portion (22), respectively.
8. The walking device according to claim 7, characterized in that said left (5) and right (6) track frames are provided with a seventh and an eighth connection, respectively;
the number of the first connecting part (11), the second connecting part (12), the third connecting part (21), the fourth connecting part (22), the fifth connecting part (31), the sixth connecting part (32), the seventh connecting part and the eighth connecting part is two; the distances between the two first connecting parts (11), the two second connecting parts (12), the two third connecting parts (21), the two fourth connecting parts (22), the two fifth connecting parts (31), the two sixth connecting parts (32), the two seventh connecting parts and the two eighth connecting parts are equal;
the two seventh connecting portions and the two eighth connecting portions are selectively connected to the two first connecting portions (11) and the two sixth connecting portions (32), respectively, or to the two third connecting portions (21) and the two fourth connecting portions (22), respectively.
9. A crawler crane, characterized in that a running gear according to claim 7 or 8 is provided.
10. Crawler crane according to claim 9, wherein the crawler crane has an operating state and a transport state; in the working state, the left track frame (5) and the right track frame (6) are connected with the base through the first connecting part (11) and the sixth connecting part (32) respectively; under the transportation state, the left track frame (5) and the right track frame (6) are respectively connected with the middle base (2) of the base through the third connecting part (21) and the fourth connecting part (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805169.XU CN204323521U (en) | 2014-12-18 | 2014-12-18 | Base, running gear and crawler crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805169.XU CN204323521U (en) | 2014-12-18 | 2014-12-18 | Base, running gear and crawler crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204323521U true CN204323521U (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420805169.XU Active CN204323521U (en) | 2014-12-18 | 2014-12-18 | Base, running gear and crawler crane |
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| Country | Link |
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| CN (1) | CN204323521U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477267A (en) * | 2014-12-18 | 2015-04-01 | 浙江三一装备有限公司 | Base, traveling device and crawler crane |
-
2014
- 2014-12-18 CN CN201420805169.XU patent/CN204323521U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477267A (en) * | 2014-12-18 | 2015-04-01 | 浙江三一装备有限公司 | Base, traveling device and crawler crane |
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