CN220950979U - Crane boom anti-deformation device - Google Patents
Crane boom anti-deformation device Download PDFInfo
- Publication number
- CN220950979U CN220950979U CN202322928096.5U CN202322928096U CN220950979U CN 220950979 U CN220950979 U CN 220950979U CN 202322928096 U CN202322928096 U CN 202322928096U CN 220950979 U CN220950979 U CN 220950979U
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- China
- Prior art keywords
- frame
- main part
- deformation
- casing
- davit
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- 238000005096 rolling process Methods 0.000 claims abstract description 26
- 238000005728 strengthening Methods 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000005253 cladding Methods 0.000 claims abstract description 3
- 239000000725 suspension Substances 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 19
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 description 3
- 238000009430 construction management Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Jib Cranes (AREA)
Abstract
The utility model relates to the technical field of hoisting equipment, in particular to a crane boom deformation preventing device; including the davit main part, strengthening mechanism and anti-deformation mechanism have been set gradually in the davit main part outside, strengthening mechanism and anti-deformation mechanism are last still to be provided with roller set, strengthening mechanism includes casing, locating pin and support column, and the casing cladding is in the front end of davit main part, and the support column is two, distributes in the casing along the diagonal, and the upper and lower both ends of centre gripping davit main part, and the locating pin is one and is connected with the both ends of casing after running through the davit main part, the lower terminal surface and the anti-deformation mechanism rigid coupling of casing, anti-deformation mechanism is including the outer frame that sets up in opposition, connects the support frame of outer frame, strengthening frame and rolling frame. The anti-deformation device for the crane boom improves the structural stability of the boom and enhances the durability and reliability of the boom.
Description
Technical Field
The utility model relates to the technical field of hoisting equipment, in particular to a crane boom deformation preventing device.
Background
The crane boom is also called a crane arm, and is an important device on a crane, and is used for supporting the lifting weight of a container and enabling a loading and unloading bridge to have a certain lifting height and width; the ship is divided into a front cantilever and a rear cantilever, and the front cantilever can perform pitching or telescopic movement, so that the ship can conveniently land when loading and unloading. The suspension arm bears huge load, deformation phenomenon can occur after long-time use, the use is affected, and the material, the use method, the construction environment and maintenance and repair of the suspension arm can determine whether the suspension arm is deformed or not. Once deformation occurs, the structural stability is affected, the lifting appliance is out of control and the load is lost, and the operation efficiency, durability and reliability are reduced. The problem of deformation of the boom is an important factor affecting the safety and production efficiency of the crane. In order to ensure the safety and high efficiency of engineering, various aspects are required to be combined with each other, effective measures are adopted, including material quality requirements, reinforced construction management and standard use modes, various aspects are required to be combined with each other, and the problems of deformation of the suspension arm are prevented and solved by adopting the effective measures, including material quality requirements, reinforced construction management, standard use modes, maintenance and the like, so that the suspension arm can be ensured to be used stably and safely for a long time.
Disclosure of utility model
The purpose of the utility model is that: the anti-deformation device for the crane boom is provided, the structural stability of the boom is improved, and the durability and reliability of the boom are enhanced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hoist davit deformation preventing device, includes the davit main part, the davit main part outside has set gradually strengthening mechanism and deformation preventing mechanism, strengthening mechanism and deformation preventing mechanism are last still to be provided with roller set, strengthening mechanism includes casing, locating pin and support column, the casing cladding is in the front end of davit main part, the support column is two, distribute in the casing along the diagonal, and the upper and lower both ends of centre gripping davit main part, the locating pin is one and is connected with the both ends of casing after running through the davit main part, the lower terminal surface and the deformation preventing mechanism rigid coupling of casing, deformation preventing mechanism includes the outer frame that sets up in opposite, connects the support frame of outer frame, and the reinforcing frame and rolling frame are controlled to distribute in the both sides of davit main part, adopt the support frame slope to connect above and below outer frame, the tip and the middle part of outer frame are connected with the reinforcing frame that is located the bottom surface still is fixed with the rolling frame that slides still is connected with the davit main part.
Further, the outer frame comprises fixed beam and supporting beam, and the fixed beam is vault structure, front end and casing rigid coupling, and the rear end is provided with the articulated elements of being connected with equipment, and the supporting beam is crisscross to be distributed in the fixed beam, and reinforced structure provides the support.
Further, the rolling frame comprises a bottom frame and rolling shafts, wherein the bottom frame is fixed on two sides of the bottom surface of the outer frame, the rolling shafts are fixedly connected to the upper ends of the bottom frame, and the rolling shafts are in rolling connection with the bottom surface of the suspension arm main body.
Further, the roller group comprises a first roller positioned on the top surface reinforcing frame, a second roller positioned on the shell and a third roller fixed on the main body of the suspension arm, and the rolling circle centers of the three rollers are all positioned right above the axis of the main body of the suspension arm.
Further, a displacement sensor is further arranged in the shell, and is arranged at the horizontal line of the support column and the locating pin to monitor the support column and the locating pin in real time.
The beneficial effects of the utility model are as follows: 1) According to the utility model, the deformation prevention mechanism and the reinforcing mechanism are used for supporting and reinforcing the body part and the head part of the suspension arm main body respectively, especially, the stress of the head part is concentrated during lifting, and the deformation and the lifting size are controlled through positioning support and displacement monitoring of the reinforcing mechanism, so that the suspension arm is protected, the service life and the structural strength are prolonged, the body part utilizes a longer frame structure to counteract the generated deformation force, the structural stability of the suspension arm is improved, and the durability and the reliability of the suspension arm are enhanced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a half cross-sectional view of the present utility model.
Fig. 3 is a bottom view of the present utility model.
In the figure: 1. a boom body; 2. a reinforcement mechanism; 3. an anti-deformation mechanism; 4. a roller set; 5. a housing; 6. a positioning pin; 7. a support column; 8. an outer frame; 9. a support frame; 10. a reinforcing frame; 11. a rolling frame; 12. a fixed beam; 13. a support beam; 14. a chassis; 15. a roller; 16. a first roller; 17. a second roller; 18. and a third roller.
Detailed Description
The utility model is further illustrated by the following description in conjunction with the accompanying drawings and specific embodiments.
Examples: as shown in the figure, the crane boom deformation preventing device comprises a boom main body 1, wherein a reinforcing mechanism 2 and a deformation preventing mechanism 3 are sequentially arranged on the outer side of the boom main body 1, roller groups 4 are further arranged on the reinforcing mechanism 2 and the deformation preventing mechanism 3, the reinforcing mechanism 2 comprises a shell 5, a positioning pin 6 and supporting columns 7, the shell 5 is wrapped at the front end of the boom main body 1, the two supporting columns 7 are distributed in the shell 5 along the diagonal line, the upper end and the lower end of the boom main body 1 are clamped, the positioning pin 6 penetrates through the boom main body 1 and is connected with the two ends of the shell 5, the lower end face of the shell 5 is fixedly connected with the deformation preventing mechanism 3, the deformation preventing mechanism 3 comprises an outer frame 8 which is oppositely arranged, a supporting frame 9 connected with the outer frame 8, a reinforcing frame 10 and a rolling frame 11 are further arranged on the left side and the right side of the boom main body 1, the upper side and the lower side of the outer frame 8 are obliquely connected by adopting the supporting frame 9, the end part and the middle part of the outer frame 8 are connected with the reinforcing frame 10, and the rolling frame 11 which is further fixedly connected with the boom main body 1 in a sliding manner on the reinforcing frame 10 positioned on the bottom.
The outer frame 8 is composed of fixed beams 12 and supporting beams 13, the fixed beams 12 are of a vault structure, the front end of each fixed beam is fixedly connected with the shell 5, the rear end of each fixed beam is provided with a hinge part connected with equipment, the supporting beams 13 are distributed in the fixed beams 12 in a staggered mode, and the reinforcing structure provides support.
The rolling frame 11 comprises a bottom frame 14 and rolling shafts 15, the bottom frame 14 is fixed on two sides of the bottom surface of the outer frame 8, the upper ends of the bottom frame 14 are fixedly connected with the rolling shafts 15, and the rolling shafts 15 are in rolling connection with the bottom surface of the suspension arm main body 1.
The roller group 4 comprises a first roller 16 positioned on the top surface reinforcing frame 10, a second roller 17 positioned on the shell 5 and a third roller 18 fixed on the suspension arm main body 1, and the rolling circle centers of the three rollers are all positioned right above the axis of the suspension arm main body 1.
A displacement sensor is further arranged in the shell 5 and is arranged at the horizontal line of the support column 7 and the locating pin 6, and the displacement sensor and the locating pin are monitored in real time.
According to the utility model, the deformation prevention mechanism and the reinforcing mechanism are used for supporting and reinforcing the body part and the head part of the suspension arm main body respectively, especially, the stress of the head part is concentrated during lifting, and the deformation and the lifting size are controlled through positioning support and displacement monitoring of the reinforcing mechanism, so that the suspension arm is protected, the service life and the structural strength are prolonged, the body part utilizes a longer frame structure to counteract the generated deformation force, the structural stability of the suspension arm is improved, and the durability and the reliability of the suspension arm are enhanced.
The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.
Claims (5)
1. The utility model provides a hoist davit anti-deformation device which characterized in that: including the davit main part, strengthening mechanism and anti-deformation mechanism have been set gradually in the davit main part outside, strengthening mechanism and anti-deformation mechanism are last still to be provided with roller set, strengthening mechanism includes casing, locating pin and support column, and the casing cladding is in the front end of davit main part, and the support column is two, distributes in the casing along the diagonal, and the upper and lower both ends of centre gripping davit main part, and the locating pin is for being connected with the both ends of casing after running through the davit main part, the lower terminal surface and the anti-deformation mechanism rigid coupling of casing, anti-deformation mechanism includes the outer frame of opposition setting, connects the support frame of outer frame, and reinforcement and rolling frame, and outer frame distributes about the both sides at the davit main part, adopts the support frame slope to connect above and below, and outer frame's tip and middle part are connected with the reinforcement frame, still be fixed with the rolling frame that still is connected with the davit main part slip on the reinforcement frame that is located the bottom surface.
2. The crane boom anti-deformation device according to claim 1, wherein: the outer frame comprises fixed beam and supporting beam, and the fixed beam is vault structure, front end and casing rigid coupling, and the rear end is provided with the articulated elements of being connected with equipment, and the supporting beam is crisscross to be distributed in the fixed beam, and reinforced structure provides the support.
3. The crane boom anti-deformation device according to claim 1, wherein: the rolling frame comprises a bottom frame and rolling shafts, the bottom frame is fixed on two sides of the bottom surface of the outer frame, the rolling shafts are fixed at the upper ends of the bottom frame, and the rolling shafts are in rolling connection with the bottom surface of the suspension arm main body.
4. The crane boom anti-deformation device according to claim 1, wherein: the roller group comprises a first roller positioned on the top surface reinforcing frame, a second roller positioned on the shell and a third roller fixed on the main body of the suspension arm, and the rolling circle centers of the three rollers are all positioned right above the axis of the main body of the suspension arm.
5. The crane boom anti-deformation device according to claim 1, wherein: and a displacement sensor is further arranged in the shell and is arranged at the horizontal line of the support column and the locating pin, so that the displacement sensor and the locating pin are monitored in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322928096.5U CN220950979U (en) | 2023-10-31 | 2023-10-31 | Crane boom anti-deformation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322928096.5U CN220950979U (en) | 2023-10-31 | 2023-10-31 | Crane boom anti-deformation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220950979U true CN220950979U (en) | 2024-05-14 |
Family
ID=91005484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322928096.5U Active CN220950979U (en) | 2023-10-31 | 2023-10-31 | Crane boom anti-deformation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220950979U (en) |
-
2023
- 2023-10-31 CN CN202322928096.5U patent/CN220950979U/en active Active
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| GR01 | Patent grant |