CN206872318U - A kind of crane arm support - Google Patents
A kind of crane arm support Download PDFInfo
- Publication number
- CN206872318U CN206872318U CN201720516275.XU CN201720516275U CN206872318U CN 206872318 U CN206872318 U CN 206872318U CN 201720516275 U CN201720516275 U CN 201720516275U CN 206872318 U CN206872318 U CN 206872318U
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- China
- Prior art keywords
- cylinder
- arm support
- support
- telescopic jib
- expansion link
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Abstract
It the utility model is related to hoisting machinery technical field, more particularly to a kind of crane arm support.A kind of crane arm support of the present utility model, including：Chassis, sliding stand, arm support support, arm support cylinder, telescopic jib, cylinder saddle, cylinder, expansion link, engaging lug, coiler, connecting cylinder, roller, fixed column, position-limited rack, locating dowel and pulley；Arm support cylinder one end and the top of arm support support are rotatablely connected；One end of telescopic jib is located at the inside of arm support cylinder；Cylinder saddle is arranged on chassis；One end of cylinder is rotatablely connected with cylinder saddle；The output end of expansion link and cylinder connects；Engaging lug is arranged at telescopic jib bottom；Expansion link is rotatablely connected with engaging lug；Coiler is arranged at the side of arm support support；The external connection of connecting cylinder and telescopic jib, and be sheathed on outside arm support cylinder, arm support tube outer surface is provided with roller groove；Roller is provided between roller groove and connecting cylinder；Reasonable in design, Stability Analysis of Structures, full-featured, security performance is high.
Description
Technical field
It the utility model is related to hoisting machinery technical field, more particularly to a kind of crane arm support.
Background technology
Crane includes arm derrick crane, crane span structure type crane and cable type crane etc., in arm derrick crane, arm
Frame is important component.The structure design of existing crane arm support is more diversified, but generally structure it is more complicated, it is necessary to
Lot of materials is expended, use cost is added, the defects of certain be present, therefore, a kind of reasonable in design, Stability Analysis of Structures of exploitation, work(
The crane arm support tool that energy is comprehensive, security performance is high is of great significance.
Therefore, it is necessary to a kind of crane arm support is provided, to solve the above problems.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of crane arm support, to solve to ask existing for prior art
Topic.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of crane arm support, including：Chassis, sliding stand, arm support support, arm support cylinder, telescopic jib, cylinder saddle, gas
Cylinder, expansion link, engaging lug, coiler, connecting cylinder, roller, fixed column, position-limited rack, locating dowel and pulley；
The sliding stand is slideably positioned on the chassis；The arm support support is arranged on the sliding stand；The arm
Frame cylinder one end and the top of the arm support support are rotatablely connected；One end of the telescopic jib is located at the inside of the arm support cylinder；
The cylinder saddle is arranged on the chassis, and positioned at the side of the arm support support；One end of the cylinder and the gas
Cylinder bearing is rotatablely connected；The expansion link is connected with the output end of the cylinder；The engaging lug is arranged at the telescopic jib
Bottom；The expansion link is rotatablely connected with the engaging lug；The coiler is arranged at the side of the arm support support；The company
Connect cylinder and the external connection of the telescopic jib, and be sheathed on outside the arm support cylinder, the arm support tube outer surface is provided with rolling
Race；The roller is provided between the roller groove and the connecting cylinder；The quantity of the fixed column is two, is set respectively
In on the telescopic jib；The position-limited rack includes two connecting rods be arrangeding in parallel and is connected between described two connecting rods
Baffle plate；The connecting rod includes the first connecting portion being connected with the baffle plate, the second connecting portion being connected with the fixed column, and
It is connected to spring between the first connecting portion and the second connecting portion；The locating dowel is located inside the position-limited rack.
The baffle plate towards the surface of the side of the locating dowel be in arc surfaced.
End to end multiple stiffener plates are provided with the telescopic jib.
Advantage possessed by the utility model is with effect：
A kind of crane arm support of the present utility model, including：Chassis, sliding stand, arm support support, arm support cylinder, telescopic jib,
Cylinder saddle, cylinder, expansion link, engaging lug, coiler, connecting cylinder, roller, fixed column, position-limited rack, locating dowel and pulley；
Sliding stand is slideably positioned on chassis；Arm support support is arranged on sliding stand；Arm support cylinder one end and the top of arm support support rotate
Connection；One end of telescopic jib is located at the inside of arm support cylinder；Cylinder saddle is arranged on chassis, and positioned at the one of arm support support
Side；One end of cylinder is rotatablely connected with cylinder saddle；The output end of expansion link and cylinder connects；Engaging lug is arranged at telescopic jib
Bottom；Expansion link is rotatablely connected with engaging lug；Coiler is arranged at the side of arm support support；The outside of connecting cylinder and telescopic jib
Connection, and be sheathed on outside arm support cylinder, arm support tube outer surface is provided with roller groove；Rolling is provided between roller groove and connecting cylinder
Wheel；The quantity of fixed column is two, is respectively arranged on telescopic jib；Position-limited rack includes two connecting rods be arrangeding in parallel and company
The baffle plate being connected between two connecting rods；Connecting rod includes the first connecting portion being connected with baffle plate, the second connection being connected with fixed column
Portion, and it is connected to spring between first connecting portion and second connecting portion；Locating dowel is located inside position-limited rack；Reasonable in design,
Stability Analysis of Structures, full-featured, security performance is high.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is a kind of structure chart of crane arm support of the present utility model.
Fig. 2 is the close-up schematic view of Fig. 1 a-quadrant.
In figure：Chassis 1, sliding stand 2, arm support support 3, arm support cylinder 4, telescopic jib 5, cylinder saddle 6, cylinder 7, expansion link
8th, engaging lug 9, coiler 10, connecting cylinder 11, roller 12, fixed column 13, position-limited rack 14, locating dowel 15, pulley 16, second connect
Portion 141, first connecting portion 142, spring 143, baffle plate 144.
Embodiment
As shown in Figure 1 to Figure 2, the utility model provides a kind of crane arm support, including：Chassis 1, sliding stand 2, arm support branch
Frame 3, arm support cylinder 4, telescopic jib 5, cylinder saddle 6, cylinder 7, expansion link 8, engaging lug 9, coiler 10, connecting cylinder 11, roller
12nd, fixed column 13, position-limited rack 14, locating dowel 15 and pulley 16.The sliding stand 2 is slideably positioned on the chassis 1, is used for
Carry the position of arm support support 3 and cylinder saddle 6.The arm support support 3 is arranged on the sliding stand 2；The arm support cylinder 4 one
End and the top of the arm support support 3 are rotatablely connected, and can adjust the angle of arm support cylinder 4.One end of the telescopic jib 5 is located at institute
State the inside of arm support cylinder 4；The cylinder saddle 6 is arranged on the chassis 1, and positioned at the side of the arm support support 3；It is described
One end of cylinder 7 is rotatablely connected with the cylinder saddle 6；The output end connection of cylinder 7 described in the expansion link 8, the cylinder 7
Controllable expansion link 8 is flexible, adjusts the angle of telescopic jib 5.The engaging lug 9 is arranged at the bottom of telescopic jib 5；It is described
Expansion link 8 is rotatablely connected with the engaging lug 9；The coiler 10 is arranged at the side of the arm support support 3；The connecting cylinder
11 with the external connection of the telescopic jib 5, and be sheathed on outside the arm support cylinder 4, the outer surface of arm support cylinder 4 is provided with rolling
Race；The roller 12 is provided between the roller groove and the connecting cylinder 11.The quantity of the fixed column 13 is two, point
It is not arranged on the telescopic jib 5；The position-limited rack 14 includes two connecting rods be arrangeding in parallel and is connected to described two
Baffle plate 144 between connecting rod；The connecting rod includes the first connecting portion 142 being connected with the baffle plate 144 and the fixed column 13
The second connecting portion 141 of connection, and it is connected to spring between the first connecting portion 142 and the second connecting portion 141
143；The locating dowel 15 is fixed positioned at the inside of position-limited rack 14 and with the arm support cylinder 4.The baffle plate 144 is towards described fixed
The surface of the side of position post 15 is in arc surfaced, to adapt to the side of locating dowel 15, when the connecting cylinder 11 and the telescopic jib 5
During stretching, the baffle plate 144 of the position-limited rack 14 contacts with the locating dowel 15, realizes spacing.Further.The telescopic jib
End to end multiple stiffener plates are provided with 5, the intensity of telescopic jib 5 can be strengthened.
The utility model is not limited to above-described embodiment, and embodiment is exemplary, it is intended to for explaining that this practicality is new
Type, and it is not intended that to limitation of the present utility model.
Claims (3)
- A kind of 1. crane arm support, it is characterised in that including：Chassis (1), sliding stand (2), arm support support (3), arm support cylinder (4), Telescopic jib (5), cylinder saddle (6), cylinder (7), expansion link (8), engaging lug (9), coiler (10), connecting cylinder (11), rolling Take turns (12), fixed column (13), position-limited rack (14), locating dowel (15) and pulley (16)；The sliding stand (2) is slideably positioned on the chassis (1)；The arm support support (3) is arranged at the sliding stand (2) On；Described arm support cylinder (4) one end and the top of the arm support support (3) are rotatablely connected；One end of the telescopic jib (5) is located at The inside of the arm support cylinder (4)；The cylinder saddle (6) is arranged on the chassis (1), and is located at the arm support support (3) Side；One end of the cylinder (7) is rotatablely connected with the cylinder saddle (6)；The expansion link (8) and the cylinder (7) Output end connection；The engaging lug (9) is arranged at the telescopic jib (5) bottom；The expansion link (8) and the engaging lug (9) it is rotatablely connected；The coiler (10) is arranged at the side of the arm support support (3)；The connecting cylinder (11) is stretched with described The external connection of contracting arm support (5), and arm support cylinder (4) outside is sheathed on, arm support cylinder (4) outer surface is provided with roller Groove；The roller (12) is provided between the roller groove and the connecting cylinder (11)；The quantity of the fixed column (13) is two It is individual, it is respectively arranged on the telescopic jib (5)；The position-limited rack (14) includes two connecting rods be arrangeding in parallel and is connected to Baffle plate (144) between described two connecting rods；The connecting rod include be connected with the baffle plate (144) first connecting portion (142), The second connecting portion (141) being connected with the fixed column (13), and it is connected to the first connecting portion (142) and described second Spring (143) between connecting portion (141)；It is internal that the locating dowel (15) is located at the position-limited rack (14).
- 2. a kind of crane arm support according to claim 1, it is characterised in that the baffle plate (144) is towards the positioning The surface of the side of post (15) is in arc surfaced.
- 3. a kind of crane arm support according to claim 1, it is characterised in that be provided with head in the telescopic jib (5) Multiple stiffener plates that tail connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516275.XU CN206872318U (en) | 2017-05-09 | 2017-05-09 | A kind of crane arm support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516275.XU CN206872318U (en) | 2017-05-09 | 2017-05-09 | A kind of crane arm support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206872318U true CN206872318U (en) | 2018-01-12 |
Family
ID=61338711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720516275.XU Active CN206872318U (en) | 2017-05-09 | 2017-05-09 | A kind of crane arm support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206872318U (en) |
-
2017
- 2017-05-09 CN CN201720516275.XU patent/CN206872318U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |