CN211226094U - Foldable tower arm structure - Google Patents
Foldable tower arm structure Download PDFInfo
- Publication number
- CN211226094U CN211226094U CN201921991654.XU CN201921991654U CN211226094U CN 211226094 U CN211226094 U CN 211226094U CN 201921991654 U CN201921991654 U CN 201921991654U CN 211226094 U CN211226094 U CN 211226094U
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- arm
- frame
- movable
- fiber rope
- tower
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- 239000000835 fiber Substances 0.000 claims abstract description 68
- 238000004804 winding Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000005452 bending Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of crane manufacturing, in particular to a foldable tower arm structure, which comprises a supporting frame, a tower head is arranged at the top end of the supporting frame, a movable balance frame and a movable arm middle arm are arranged on the supporting frame, a movable arm and a movable two arms are respectively arranged at two ends of the movable arm middle arm, a locking mechanism is arranged at two ends of the movable arm middle arm, a pin post is arranged at one end of the movable arm and one end of the movable two arms, a fiber rope driving box is arranged in the tower head, arm frame hinges are respectively arranged between the movable arm middle arm and the movable arm and between the movable arm and the movable two arms, a movable arm fiber rope is connected on the movable arm, a movable two arm fiber rope is connected on the movable two arms, a middle arm of the movable arm is respectively connected with a middle arm fiber rope and a middle arm two fiber rope, a balance first fiber rope and a balance two fiber rope are respectively connected on the movable balance frame, so as to solve the problem that when a crane lifts, and meanwhile, the movable arm body cannot be detected in time.
Description
Technical Field
The utility model relates to a technical field is made to the hoist, specifically is a collapsible tower arm structure.
Background
At present, movable arms of cranes in the market are fixed on the horizontal direction, no crane with movable arms is available, when a crane lifts a heavy weight, the movable arms and the whole tower body are easy to damage, and meanwhile, the movable arm bodies cannot be timely detected, so that a foldable tower arm structure is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a collapsible tower arm structure to what put forward among the above-mentioned background art of solution when the hoist lifts by crane very heavy object, damages movable arm and whole body of the tower easily, simultaneously the unable timely problem of detecting movable arm body.
In order to achieve the above object, the utility model provides a following technical scheme: the tower comprises a supporting frame, a tower head is arranged at the top end of the supporting frame, a movable balance frame and a movable arm middle arm are arranged on the supporting frame, a movable first arm and a movable second arm are respectively arranged at two ends of the movable arm middle arm, a clamping mechanism is arranged at two ends of the movable arm middle arm, a pin post is arranged at one end of the movable first arm and one end of the movable second arm, a high first frame, a high second frame, a middle first frame, a middle second frame, a bottom first frame, a bottom second frame, a wire-turning first wheel frame and a wire-turning second wheel frame are respectively arranged on the side surface of the tower head from top to bottom, wire-turning wheels are fixedly arranged on the high first frame, the high second frame, the middle second frame, the bottom first frame, the bottom second frame, the wire-turning first wheel frame, the wire-turning second wheel frame and the tower head, a fiber rope driving box is arranged in the tower head, and wire-turning frames are fixedly connected with the upper ends of the movable first arm, the movable balance frame is characterized in that arm frame hinges are arranged between the movable arm middle arm and the movable first arm and between the movable second arm, a movable first arm fiber rope is connected to the movable first arm, a movable second arm fiber rope is connected to the movable second arm, a middle arm first fiber rope and a middle arm second fiber rope are respectively connected to the movable middle arm, and a balance first fiber rope and a balance second fiber rope are respectively connected to the movable balance frame.
The utility model provides a collapsible tower arm structure, includes latch mechanism fixed connection is in the both ends of arm in the swing arm, latch mechanism includes the kayser shell, the inside fixedly connected with double-screw bolt mount and the kayser motor mount of kayser shell, be equipped with the double-screw bolt in the double-screw bolt mount, the inside of kayser motor mount is equipped with the kayser motor, the round pin hole has been seted up on the kayser shell, install crown gear in the pivot of kayser motor, crown gear with double-screw bolt gear engagement.
Preferably, fine rope drive case fixed connection be in the inside of tower head, the inside fixedly connected with driving motor mount and fine rope dish mount of fine rope drive case, the inside driving motor that is equipped with of driving motor mount, be equipped with fine rope dish between the fine rope dish mount, the pivot of fine rope dish with all install the belt pulley in driving motor's the pivot, be connected with the belt between the belt pulley.
Preferably, a balancing weight is installed at one end of the movable balancing stand, and a supporting sliding rod is arranged at the other end of the movable balancing stand.
Preferably, slide rails are arranged in the movable two arms, the movable arm middle arm and the movable balance frame, and slide rail rollers are arranged in the supporting frame.
Preferably, the movable arm fiber rope passes through the tower head and the wire rotating wheel of the second high frame, the movable arm fiber rope passes through the tower head and the wire rotating wheel of the first high frame, the middle arm fiber rope passes through the tower head and the wire rotating wheel of the second middle frame, and the middle arm fiber rope passes through the tower head and the wire rotating wheel of the first middle frame, the balance first fiber rope passes through the tower head and the wire rotating wheel of the second bottom frame, and the balance second fiber rope passes through the tower head and the wire rotating wheel of the first bottom frame and is connected to the fiber rope disc in the fiber rope driving box.
Preferably, when the movable arm middle arm moves, the middle arm first tow rope and the middle arm second tow rope are in contact with the line-changing first wheel carrier and the line-changing second wheel carrier.
Preferably, the pin prevents the stud from being connected through the through hole in a pin hole of the latch mechanism.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this collapsible tower arm structure has adopted the arm that can move to do, when hanging and get the heavy object, can change the length of hanging the thing armed lever to the protection swing arm is not damaged, has used the swing arm that can buckle simultaneously, can use the swing arm as the balancing weight at any time, makes when hanging and get the heavy object, can balance the gravity of tower both sides, and simultaneously, the structure that can buckle makes the tower can change the stress point of tower in the weather of blowing wind, reduces the destruction of wind to the body of the tower, protects the rotation mechanism of tower simultaneously.
2. This collapsible tower arm structure has used movable arm, when the movable arm removes, can detect the movable arm, guarantees the structure of lifting tower arm qualified, improves the security of lifting tower during operation.
Drawings
Fig. 1 is a schematic view of the overall assembly structure of the present invention;
fig. 2 is a schematic view of a movable arm moving structure of the present invention;
fig. 3 is a schematic view of a movable arm moving structure of the present invention;
fig. 4 is a schematic view of the bending structure of the movable arm of the present invention;
FIG. 5 is a schematic view of the latch mechanism of the present invention;
fig. 6 is the schematic structural diagram of the fiber rope driving box of the present invention.
In the figure: 1. a support frame; 2. moving the balancing stand; 3. a boom middle arm; 4. moving an arm; 5. moving the second arm; 6. a balancing weight; 7. supporting the sliding rod; 8. a latch mechanism; 81. a latch housing; 82. a stud fixing frame; 83. a pin hole; 84. locking a motor fixing frame; 85. a latch motor; 86. a crown gear; 87. a stud; 9. a tower head; 10. a wire rotating frame; 11. a slide rail; 12. raising the frame by one; 13. a first frame; 14. a bottom frame; 15. rotating a line and a wheel frame; 16. raising the second frame; 17. a middle second frame; 18. a second bottom frame; 19. a second line-turning wheel frame; 20. a wire-rotating wheel; 21. a fiber rope drive box; 211. a drive motor fixing frame; 212. a fiber rope reel fixing frame; 213. a fiber rope disc; 214. a drive motor; 215. a belt pulley; 216. a belt; 22. moving an arm fiber rope; 23. a middle arm I fiber rope; 24. balancing the first fiber rope; 25. moving the two-arm fiber rope; 26. a middle arm No. two fiber rope; 27. balancing a second fiber rope; 28. a pin; 281. a through hole; 29. a boom hinge; 30. a slide rail roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "center line", "longitudinal", "lateral", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
A foldable tower arm structure, in order to solve the problem of safety detection of a tower arm, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, as a preferred embodiment, the foldable tower arm structure comprises a supporting frame 1, a tower head 9 is installed at the top end of the supporting frame 1, a movable balance frame 2 and a movable middle arm 3 are installed on the supporting frame 1, a movable first arm 4 and a movable second arm 5 are respectively installed at two ends of the movable middle arm 3, a locking mechanism 8 is installed at two ends of the movable middle arm 3, a pin 28 is installed at one end of the movable first arm 4 and one end of the movable second arm 5, a high first frame 12, a high second frame 16, a medium first frame 13, a medium second frame 17, a bottom first frame 14, a bottom second frame 18, a line-turning first wheel frame 15, a line-turning second wheel frame 19, a high first frame 12, a high second frame 16, a medium first frame 13, a medium second frame 17, a bottom first frame 14, a bottom second frame 18, The wire-turning wheel frames 19 and the tower head 9 are fixedly provided with wire-turning wheels 20, the tower head 9 is internally provided with a fiber rope driving box 21, the upper ends of the movable arm middle arm 3, the movable first arm 4 and the movable second arm 5 are fixedly connected with a wire-turning frame 10, arm frame hinges 29 are arranged between the movable arm middle arm 3, the movable first arm 4 and the movable second arm 5, the movable first arm 4 is connected with a movable first arm fiber rope 22, the movable second arm 5 is connected with a movable second arm fiber rope 25, the movable arm middle arm 3 is respectively connected with a middle arm first fiber rope 23 and a middle arm second fiber rope 26, and the movable balance frame 2 is respectively connected with a first balance fiber rope 24 and a second balance fiber rope 27.
In this example, the locking mechanism 8 is fixedly connected to both ends of the middle boom 3, the locking mechanism 8 includes a locking housing 81, the inside of the locking housing 81 is fixedly connected with a stud fixing frame 82 and a locking motor fixing frame 84, a stud 87 is arranged in the stud fixing frame 82, a locking motor 85 is arranged inside the locking motor fixing frame 84, a pin hole 83 is formed in the locking housing 81, a crown gear 86 is arranged on a rotating shaft of the locking motor 85, the crown gear 86 is meshed with the stud 87, the pin 28 is conveniently grabbed, and the middle boom 3, the first boom 4 and the second boom 5 are stably connected when working.
Further, fine rope drive case 21 fixed connection is in the inside of tower head 9, the inside fixedly connected with driving motor mount 211 and fine rope dish mount 212 of fine rope drive case 21, inside driving motor 214 that is equipped with of driving motor mount 211, be equipped with fine rope dish 213 between fine rope dish mount 212, all install belt pulley 215 in the pivot of fine rope dish 213 and driving motor 214's the pivot, be connected with belt 216 between belt pulley 215, the convenient swing arm to whole tower removes and buckles.
Specifically, the balancing weight 6 is installed to the one end that removes gimbal 2, and the other end that removes gimbal 2 is equipped with the gravity that supports slide bar 7 balancing weight 6 and be used for the tower both sides, supports slide bar 7 and is used for supporting to remove gimbal 2, makes the removal that removes gimbal 2 can be steady.
In addition, the movable two-arm 5, the movable arm middle arm 3 and the movable balance frame are internally provided with a slide rail 11, and a slide rail roller 30 is arranged inside the supporting frame 1, so that the movable arm and the movable balance frame 2 can conveniently move horizontally.
Further, the movable first arm fiber rope 22 passes through the tower head 9 and the wire rotating wheel 20 of the second high frame 16, the movable second arm fiber rope 25 passes through the tower head 9 and the wire rotating wheel 20 of the first high frame 12, the middle arm first fiber rope 23 passes through the tower head 9 and the wire rotating wheel 20 of the second middle frame 17, the middle arm second fiber rope 26 passes through the tower head 9 and the wire rotating wheel 20 of the first middle frame 13, the balance first fiber rope 24 passes through the tower head 9 and the wire rotating wheel 20 of the second bottom frame 18, and the balance second fiber rope 27 passes through the tower head 9 and the wire rotating wheel 20 of the first bottom frame 14 and is connected to the fiber rope reel 213 inside the fiber rope driving box 21, so that the fiber ropes are conveniently collected and released, and the movable arm and the movable balance frame 2 can move.
Specifically, when the movable arm middle arm 3 moves, the middle arm first fiber rope 23 and the middle arm second fiber rope 26 are in contact with the wire transferring first wheel carrier 15 and the wire transferring second wheel carrier 19, and are used for passing the middle arm first fiber rope 23 and the middle arm second fiber rope 26, so that the fiber ropes are not disordered.
In addition, the pin 28 is prevented from being in the pin hole 83 of the latching mechanism 8, and the stud 87 is connected by the through hole 281 for latching the pin 28.
When the utility model is bent, firstly, the locking motor 85 is opened to make the stud 87 move downwards, the stud is separated from the through hole 281, the pin 28 is released, the driving motor 214 is opened, the first arm cord 22 and the second arm cord 25 are loosened to make the first arm 4 and the second arm 5 fall down, the arm frame hinge 29 connected between the middle arm 3 of the movable arm and the first arm 4 and the second arm 5 drives the first arm 4 and the second arm 5 to do circular motion, when the bending is performed, the first arm cord 22 and the second arm cord 25 are touched with the rotary frame 10 to switch the direction of the first arm cord 22 and the second arm cord 25, thereby realizing the bending of the movable arm, when the utility model is moved, the locking mechanism 8 is kept in a straight locking state, the driving motor 214 is opened to stir and loosen the cords, when the movable arm moves leftwards, the first arm cord 22, the first arm cords 23 and 27 are stirred and taken, the centering arm second fiber rope 26, the balancing first fiber rope 24 and the moving arm second fiber rope 25 are loosened, the movable arm moves leftwards along the slide rail 11 to finish moving of the movable arm, at the moment, the movable balance frame 2 moves rightwards in order to balance the force of the crane, when a heavy object needs to be hung, the movable arm can move leftwards to shorten the length of a force arm, when the bent movable arm needs to work, the driving motor 214 is started to stir the moving arm first fiber rope 22 and the moving arm second fiber rope 25, after the pin 28 arranged on the moving arm 4 and the moving arm second 5 enters the pin hole 83, the driving motor 214 is closed, the locking motor 85 is started to enable the stud 87 to move upwards to enter the through hole 281, the pin 28 is locked, and butt joint of the moving arm 4 and the moving arm second arm 5 with the movable arm middle arm 3 is finished.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A collapsible tower arm structure comprising a support frame (1), characterized in that: the tower head (9) is installed on the top end of the supporting frame (1), a movable balance frame (2) and a movable arm middle arm (3) are arranged on the supporting frame (1), a movable arm (4) and a movable arm (5) are arranged at two ends of the movable arm middle arm (3) respectively, a clamping mechanism (8) is installed at two ends of the movable arm middle arm (3), a pin column (28) is installed at one end of the movable arm (4) and one end of the movable arm (5), a first high frame (12), a second high frame (16), a first middle frame (13), a second middle frame (17), a first bottom frame (14), a second bottom frame (18), a first line-turning wheel frame (15) and a second line-turning wheel frame (19) are installed on the side face of the tower head (9) from top to bottom respectively, the first high frame (12), the second high frame (16), the first middle frame (13), the second middle frame (17), the first bottom frame (14), the second bottom frame (18), The cable winding and unwinding device is characterized in that a first wire-transferring wheel frame (15), a second wire-transferring wheel frame (19) and a tower head (9) are fixedly provided with wire-transferring wheels (20), a cable driving box (21) is arranged in the tower head (9), a movable arm middle arm (3) and a movable arm (4) and a movable arm (5) are fixedly connected with a wire-transferring frame (10) at the upper ends, arm frame hinges (29) are arranged between the movable arm middle arm (3) and the movable arm (4) and between the movable arm two (5), a movable arm cable (22) is connected to the movable arm (4), a movable arm cable (25) is connected to the movable arm two (5), a middle arm (3) is respectively connected with a first middle arm cable (23) and a second middle arm cable (26), and a first balancing cable (24) and a second balancing cable (27) are respectively connected to the movable balancing frame (2).
2. A collapsible tower arm structure according to claim 1 wherein: locking mechanism (8) fixed connection be in the both ends of swing arm middle jib (3), locking mechanism (8) are including kayser shell (81), the inside fixedly connected with double-screw bolt mount (82) and kayser motor mount (84) of kayser shell (81), be equipped with double-screw bolt (87) in double-screw bolt mount (82), the inside of kayser motor mount (84) is equipped with kayser motor (85), round pin hole (83) have been seted up on kayser shell (81), install crown gear (86) in the pivot of kayser motor (85), crown gear (86) with double-screw bolt (87) gear engagement.
3. A collapsible tower arm structure according to claim 1 wherein: fine rope drive case (21) fixed connection be in the inside of tower head (9), the inside fixedly connected with driving motor mount (211) and fine rope dish mount (212) of fine rope drive case (21), inside driving motor (214) that is equipped with of driving motor mount (211), be equipped with fine rope dish (213) between fine rope dish mount (212), the pivot of fine rope dish (213) with all install belt pulley (215) in the pivot of driving motor (214), be connected with belt (216) between belt pulley (215).
4. A collapsible tower arm structure according to claim 1 wherein: the balancing weight (6) is installed to the one end that removes balancing stand (2), the other end that removes balancing stand (2) is equipped with support slide bar (7).
5. A collapsible tower arm structure according to claim 1 wherein: slide rails (11) are arranged in the movable two arms (5), the movable arm middle arm (3) and the movable balance frame, and slide rail rollers (30) are arranged inside the supporting frame (1).
6. A collapsible tower arm structure according to claim 3 wherein: the movable one-arm fiber rope (22) passes through the tower head (9) and the wire rotating wheel (20) of the second high frame (16), the movable two-arm fiber rope (25) passes through the tower head (9) and the wire rotating wheel (20) of the first high frame (12), and the middle-arm first fiber rope (23) passes through the tower head (9) and the wire rotating wheel (20) of the second middle frame (17), the middle arm second fiber rope (26) passes through the tower head (9) and the wire rotating wheel (20) of the middle frame (13), the balance first fiber rope (24) passes through the tower head (9) and the wire rotating wheel (20) of the bottom second frame (18), and the balance second fiber rope (27) passes through the tower head (9) and the wire rotating wheel (20) of the bottom first frame (14) and is connected to the fiber rope disc (213) inside the fiber rope driving box (21).
7. A collapsible tower arm structure according to claim 1 wherein: when the movable arm middle arm (3) moves, the middle arm first fiber rope (23) and the middle arm second fiber rope (26) are in contact with the line-changing first wheel carrier (15) and the line-changing second wheel carrier (19).
8. A collapsible tower arm structure according to claim 1 wherein: the pin (28) prevents the stud (87) from being connected by the through-hole (281) in a pin hole (83) of the locking mechanism (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991654.XU CN211226094U (en) | 2019-11-18 | 2019-11-18 | Foldable tower arm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921991654.XU CN211226094U (en) | 2019-11-18 | 2019-11-18 | Foldable tower arm structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211226094U true CN211226094U (en) | 2020-08-11 |
Family
ID=71932638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921991654.XU Expired - Fee Related CN211226094U (en) | 2019-11-18 | 2019-11-18 | Foldable tower arm structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211226094U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120024815A (en) * | 2025-03-03 | 2025-05-23 | 荆州港冠楚港机工程有限公司 | A port crane with air volume detection and weighing alarm functions |
-
2019
- 2019-11-18 CN CN201921991654.XU patent/CN211226094U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120024815A (en) * | 2025-03-03 | 2025-05-23 | 荆州港冠楚港机工程有限公司 | A port crane with air volume detection and weighing alarm functions |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 Termination date: 20211118 |