CN217808452U - Rotary driving mechanism of electric cantilever crane - Google Patents
Rotary driving mechanism of electric cantilever crane Download PDFInfo
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- CN217808452U CN217808452U CN202221818599.6U CN202221818599U CN217808452U CN 217808452 U CN217808452 U CN 217808452U CN 202221818599 U CN202221818599 U CN 202221818599U CN 217808452 U CN217808452 U CN 217808452U
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- 239000011425 bamboo Substances 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 13
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Abstract
The utility model discloses an electric cantilever crane's rotary driving mechanism relates to hoisting equipment technical field, specifically is an electric cantilever crane's rotary driving mechanism, including connecting square slab and second supporting disk, the arc elongated slot has been seted up to the surface of a first supporting cylinder. This electric cantilever crane's rotation driving mechanism, setting through the support ring, make this electric cantilever crane's rotation driving mechanism possess and make support column and first support section of thick bamboo and be connected between the square plate and keep synchronous pivoted effect, through connecting the stock, the cooperation setting of first support section of thick bamboo and arc elongated slot, in the in-process that uses can make the support column enter into the brace groove, long service life's purpose has been reached, setting through spacing axle, make this electric cantilever crane's rotation driving mechanism possess and prevent that first gear from taking place the effect of rocking, through step motor, the cooperation setting of first gear and second gear, reach the fast purpose of slew velocity.
Description
Technical Field
The utility model relates to a hoisting equipment technical field specifically is an electric cantilever crane's rotary driving mechanism.
Background
The cantilever crane fetching device is hung on the arm end or hung on a crane trolley which can run along the rotating arm, the rotating arm can rotate, but the cantilever crane is a small and medium-sized hoisting device which is developed in recent years, the cantilever crane is unique in structure, safe and reliable, has the characteristics of high efficiency, energy conservation, time and labor conservation, flexibility and the like, can be operated randomly in three-dimensional space, shows superiority in section distance and intensive transportation compared with other conventional hoisting equipment, is widely used in different places of various industries, and often needs a rotation driving mechanism of an electric cantilever crane in order to drive the cantilever to move objects along an arc line in a horizontal plane around the rotation center of the crane in the use process of the cantilever crane.
In the rotary driving mechanism of the electric cantilever crane disclosed in the chinese utility model patent application publication CN 204980959U, although the rotary driving mechanism of the electric cantilever crane can be easily manufactured, the rotary driving mechanism of the electric cantilever crane is easily damaged due to excessive stress during use and is difficult to be rotated by the dual-shaft driving, and in summary, the rotary driving mechanism of the electric cantilever crane has the disadvantages of not long service life and not too fast rotation speed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an electric cantilever crane's slewing drive mechanism has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a rotary driving mechanism of an electric cantilever crane comprises a connecting square plate and a second supporting plate, wherein a supporting groove is formed in the bottom of the connecting square plate, a first supporting plate is arranged at the top of the second supporting plate, the outer surface of the first supporting plate is rotatably connected with a supporting ring, a first supporting cylinder is arranged at the top of the supporting ring, an arc-shaped long groove is formed in the outer surface of the first supporting cylinder, a supporting column is slidably connected inside the first supporting cylinder and movably connected with the supporting groove, a connecting long rod is arranged on the outer surface of the supporting column and slidably connected with the arc-shaped long groove, a limiting square plate is arranged at the top of the connecting long rod, a first limiting column is in threaded connection with the side surface of the limiting square plate, a connecting column is arranged at one end of the first limiting column, and the first limiting column is in threaded connection with the first supporting cylinder and the supporting column respectively; the top of first supporting disk is provided with the connection ring gear, the surface of connecting the ring gear is provided with the second and supports a section of thick bamboo, the second supports a section of thick bamboo and is connected with the square plate rotation of being connected, the bottom of square plate of being connected rotates and is connected with the connection pad, the bottom of connection pad is provided with step motor, step motor's output is provided with the pivot, the bottom of pivot is provided with the speed reducer, the one end of speed reducer is provided with first gear, the bottom of square plate of being connected is rotated and is connected with the connecting axle, the one end of connecting axle runs through in partial square plate of being connected, the other end surface of connecting axle rotates and is connected with the second gear, the second gear respectively with be connected ring gear and first gear engagement.
Optionally, the bottom of support ring is provided with the cascade ring, support ring and cascade ring all rotate with the second supporting disk and are connected, spacing square slab and first supporting cylinder sliding connection.
Optionally, the connection pad runs through in partial connection square plate, the top of connection pad is provided with spacing dish, spacing dish rotates with the connection square plate to be connected.
Optionally, an opening connecting cylinder is arranged at the top of the first gear, a first connecting cylinder is rotatably connected inside the opening connecting cylinder, and the first connecting cylinder is fixedly connected with the speed reducer.
Optionally, the bottom of the second gear is provided with a second limiting column, an annular limiting groove is formed in the top of the first supporting disc, and the second limiting column is rotatably connected with the annular limiting groove.
Optionally, the bottom of first gear is provided with spacing axle, spacing axle rotates with first supporting disk to be connected, the quantity of second gear and connecting axle is two, step motor and power electric connection.
(III) advantageous effects
The utility model provides an electric cantilever crane's rotary driving mechanism possesses following beneficial effect:
1. this electric cantilever crane's slewing drive mechanism, setting through the support ring, the slewing drive mechanism who makes this electric cantilever crane has possessed and has made between support column and the first support section of thick bamboo and the square slab of being connected keep synchronous pivoted effect, through connecting the stock, the cooperation setting of first support section of thick bamboo and arc elongated slot, in the in-process that uses can make the support column enter into the brace groove, thereby played the effect that makes support column and first support section of thick bamboo support the square slab of being connected, and then played and avoided the second to support a section of thick bamboo atress too big and take place the effect of damaging when connecting the square slab connection crane, long service life's purpose has been reached.
2. This electric cantilever crane's rotary driving mechanism through the setting of spacing axle, makes this electric cantilever crane's rotary driving mechanism possess and has prevented that first gear from taking place the effect of rocking, sets up through the cooperation of step motor, first gear and second gear, can make two connecting axles all drive the square connecting plate simultaneously and rotate at the in-process that uses to the effect of biax drive square connecting plate gyration has been played, the fast purpose of slew velocity has been reached.
Drawings
FIG. 1 is a schematic view of the front perspective structure of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
fig. 3 is a first schematic top sectional view of the present invention;
fig. 4 is a schematic view of a second top cross-sectional structure of the present invention.
In the figure: 1. connecting the square plates; 2. a support column; 3. connecting columns; 4. a limiting square plate; 5. connecting a long rod; 6. a first support cylinder; 7. a second support cylinder; 8. an arc-shaped long groove; 9. a support ring; 10. a second support disc; 11. a stepping motor; 12. a first limit post; 13. a speed reducer; 14. a first gear; 15. a second gear; 16. a second limit post; 17. an annular limiting groove; 18. a stepped ring; 19. a first support tray; 20. a limiting shaft; 21. connecting the gear ring; 22. an open connecting cylinder; 23. a first connecting cylinder; 24. a rotating shaft; 25. a connecting shaft; 26. connecting the disc; 27. a limiting disc; 28. and a support groove.
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.
Referring to fig. 1 to 4, the present invention provides a technical solution: a rotary driving mechanism of an electric cantilever crane comprises a connecting square plate 1 and a second supporting plate 10, wherein a supporting groove 28 is formed in the bottom of the connecting square plate 1, a first supporting plate 19 is arranged at the top of the second supporting plate 10, a supporting ring 9 is rotatably connected to the outer surface of the first supporting plate 19, a first supporting cylinder 6 is arranged at the top of the supporting ring 9, an arc-shaped long groove 8 is formed in the outer surface of the first supporting cylinder 6, a supporting column 2 is slidably connected to the inside of the first supporting cylinder 6, the supporting column 2 is movably connected with the supporting groove 28, a connecting long rod 5 is arranged on the outer surface of the supporting column 2, the connecting long rod 5 is slidably connected with the arc-shaped long groove 8, a limiting square plate 4 is arranged at the top of the connecting long rod 5, a first limiting column 12 is in threaded connection with the side surface of the limiting square plate 4, a connecting column 3 is arranged at one end of the first limiting column 12, the first limiting column 12 is respectively in threaded connection with the first supporting cylinder 6 and the supporting column 2, a stepped ring 18 is arranged at the bottom of the supporting ring 9, the supporting ring 18 is arranged at the bottom of the supporting ring 9, both the supporting ring 18 are rotatably connected with the second supporting plate 10, and the limiting square plate 4 is slidably connected with the first supporting cylinder 6; the top of first supporting disk 19 is provided with connecting gear ring 21, the surface of connecting gear ring 21 is provided with second supporting cylinder 7, second supporting cylinder 7 rotates with connecting square plate 1 and is connected, the bottom of connecting square plate 1 rotates and is connected with connecting disc 26, the bottom of connecting disc 26 is provided with step motor 11, the output of step motor 11 is provided with pivot 24, the bottom of pivot 24 is provided with speed reducer 13, the one end of speed reducer 13 is provided with first gear 14, the bottom of connecting square plate 1 rotates and is connected with connecting axle 25, the one end of connecting axle 25 runs through partial connecting square plate 1, the other end surface of connecting axle 25 rotates and is connected with second gear 15, second gear 15 meshes with connecting gear ring 21 and first gear 14 respectively, connecting disc 26 runs through partial connecting square plate 1, the top of connecting disc 26 is provided with spacing disc 27, spacing disc 27 rotates with connecting square plate 1 and is connected, the top of first gear 14 is provided with opening connecting cylinder 22, the internal rotation of opening connecting cylinder 22 is connected with first connecting cylinder 23, first connecting cylinder 23 is fixedly connected with speed reducer 13, the bottom of first gear 15 is provided with second spacing post 16, the top of first supporting disk 19 is provided with the electrical connection of second supporting cylinder 17, the connecting axle 17 and the bottom of connecting axle 20, the connecting axle 20 is provided with the electrical connection of second spacing disc 17, the electrical connection of spacing disc 17 and the connecting shaft 20, the electrical connection of connecting axle 20.
When the device is used, the connecting long rod 5 is pushed upwards, the connecting long rod 5 upwards slides along the arc-shaped long groove 8, the supporting column 2 upwards slides along the first supporting cylinder 6, the limiting square plate 4 upwards moves, when the connecting long rod 5 slides to the top of the arc-shaped long groove 8, the connecting column 3 is rotated, the first limiting column 12 is respectively in threaded connection with the first supporting cylinder 6 and the supporting column 2, at the moment, the supporting column 2 can enter the supporting groove 28, the supporting column 2 and the first supporting cylinder 6 can support the connecting square plate 1, the connecting square plate 1 can prevent the second supporting cylinder 7 from being damaged due to overlarge stress when a crane is connected, the service life of the device is long, the stepping motor 11 is rotated, the rotating shaft 24 and the speed reducer 13 are rotated, the first connecting cylinder 23, the opening connecting cylinder 22 and the first gear 14 are rotated, the limiting shaft 20 is rotated along the first supporting disc 19, the limiting shaft 20 can prevent the first gear 14 from shaking, so that the second gear 15 rotates along the connecting gear ring 21 and the first gear 14 respectively, the second limiting column 16 rotates along the annular limiting groove 17, the second gear 15 rotates along the connecting shaft 25, the connecting shaft 25 drives the connecting square plate 1 to rotate, the connecting square plate 1 rotates along the limiting disc 27, the connecting disc 26 and the second supporting cylinder 7 respectively, the supporting column 2 and the first supporting cylinder 6 both rotate, the supporting ring 9 rotates along the first supporting disc 19 and the second supporting disc 10 respectively, the supporting ring 9 can keep the supporting column 2, the first supporting cylinder 6 and the connecting square plate 1 synchronously rotating, the stepped ring 18 rotates along the second supporting disc 10, so that the connecting square plate 1 can rotate, in the rotating process, the two connecting shafts 25 can simultaneously drive the connecting square plate 1 to rotate, and the device can drive the connecting square plate 1 to rotate in a double-shaft mode, the rotation speed of the device is high.
To sum up, the swing driving mechanism of the electric cantilever crane, through the setting of the supporting ring 9, the swing driving mechanism of the electric cantilever crane has the effect of keeping synchronous rotation between the supporting column 2 and the first supporting cylinder 6 and the connecting square plate 1, through the connecting long rod 5, the first supporting cylinder 6 and the arc-shaped elongated slot 8 are arranged in a matching way, the supporting column 2 can enter the supporting slot 28 in the using process, so that the effect of enabling the supporting column 2 and the first supporting cylinder 6 to support the connecting square plate 1 is achieved, the effect of preventing the second supporting cylinder 7 from being damaged due to overlarge stress when the connecting square plate 1 is connected with the crane is further achieved, the purpose of long service life is achieved, through the setting of the limiting shaft 20, the swing driving mechanism of the electric cantilever crane has the effect of preventing the first gear 14 from shaking, through the matching arrangement of the stepping motor 11 and the first gear 14 and the second gear 15, the two connecting shafts 25 can simultaneously drive the connecting square plate 1 to rotate in the using process, thereby the effect of driving the double shafts to connect the square plate 1, and the swing speed is achieved.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an electric cantilever crane's gyration actuating mechanism, is including connecting square slab (1) and second supporting disk (10), its characterized in that: a supporting groove (28) is formed in the bottom of the connecting square plate (1), a first supporting disc (19) is arranged at the top of the second supporting disc (10), a supporting ring (9) is rotatably connected to the outer surface of the first supporting disc (19), a first supporting cylinder (6) is arranged at the top of the supporting ring (9), an arc-shaped long groove (8) is formed in the outer surface of the first supporting cylinder (6), a supporting column (2) is slidably connected to the inside of the first supporting cylinder (6), the supporting column (2) is movably connected with the supporting groove (28), a connecting long rod (5) is arranged on the outer surface of the supporting column (2), the connecting long rod (5) is slidably connected with the arc-shaped long groove (8), a limiting square plate (4) is arranged at the top of the connecting long rod (5), a first limiting column (12) is in threaded connection with the side surface of the limiting square plate (4), a connecting column (3) is arranged at one end of the first limiting column (12), and the first limiting column (12) is in threaded connection with the first supporting cylinder (6) and the supporting column (2) respectively; the top of first supporting disk (19) is provided with connects ring gear (21), the surface of connecting ring gear (21) is provided with second supporting cylinder (7), second supporting cylinder (7) rotates with square connecting plate (1) to be connected, the bottom of square connecting plate (1) is rotated and is connected with connection pad (26), the bottom of connection pad (26) is provided with step motor (11), the output of step motor (11) is provided with pivot (24), the bottom of pivot (24) is provided with speed reducer (13), the one end of speed reducer (13) is provided with first gear (14), the bottom of square connecting plate (1) is rotated and is connected with connecting axle (25), the one end of connecting axle (25) runs through in partial square connecting plate (1), the other end surface of connecting axle (25) rotates and is connected with second gear (15), second gear (15) mesh with connecting ring gear (21) and first gear (14) respectively.
2. The slewing drive mechanism of an electric cantilever crane according to claim 1, wherein: the bottom of support ring (9) is provided with shoulder ring (18), support ring (9) and shoulder ring (18) all rotate with second supporting disk (10) and are connected, spacing square slab (4) and first support section of thick bamboo (6) sliding connection.
3. The slewing drive mechanism of an electric cantilever crane according to claim 1, wherein: the connecting disc (26) penetrates through part of the connecting square plate (1), a limiting disc (27) is arranged at the top of the connecting disc (26), and the limiting disc (27) is rotatably connected with the connecting square plate (1).
4. The slewing drive mechanism of an electric cantilever crane according to claim 1, wherein: an opening connecting cylinder (22) is arranged at the top of the first gear (14), a first connecting cylinder (23) is rotatably connected inside the opening connecting cylinder (22), and the first connecting cylinder (23) is fixedly connected with the speed reducer (13).
5. The slewing drive mechanism of an electric cantilever crane according to claim 1, wherein: the bottom of second gear (15) is provided with second spacing post (16), annular spacing groove (17) have been seted up at the top of first supporting disk (19), second spacing post (16) and annular spacing groove (17) rotate and are connected.
6. The slewing drive mechanism of an electric cantilever crane according to claim 1, wherein: the bottom of first gear (14) is provided with spacing axle (20), spacing axle (20) rotate with first supporting disk (19) and are connected, the quantity of second gear (15) and connecting axle (25) is two, step motor (11) and power electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221818599.6U CN217808452U (en) | 2022-07-14 | 2022-07-14 | Rotary driving mechanism of electric cantilever crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221818599.6U CN217808452U (en) | 2022-07-14 | 2022-07-14 | Rotary driving mechanism of electric cantilever crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217808452U true CN217808452U (en) | 2022-11-15 |
Family
ID=83965699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221818599.6U Active CN217808452U (en) | 2022-07-14 | 2022-07-14 | Rotary driving mechanism of electric cantilever crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217808452U (en) |
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2022
- 2022-07-14 CN CN202221818599.6U patent/CN217808452U/en active Active
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