CN220033845U - Radial arm type crane - Google Patents
Radial arm type crane Download PDFInfo
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- CN220033845U CN220033845U CN202321439825.4U CN202321439825U CN220033845U CN 220033845 U CN220033845 U CN 220033845U CN 202321439825 U CN202321439825 U CN 202321439825U CN 220033845 U CN220033845 U CN 220033845U
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- arc
- cantilever
- rotary driving
- driving piece
- radial arm
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- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a radial arm type crane which comprises a supporting upright post, wherein a plurality of groups of limiting sliding grooves are formed in the outer portion of the supporting upright post and close to the top end of the supporting upright post, a first arc supporting table is movably arranged on one side of the inner portion of each limiting sliding groove through a first arc sliding rail, and a second arc supporting table is movably arranged on the other side of each limiting sliding groove through a second arc sliding rail. According to the utility model, the plurality of groups of limiting sliding grooves are formed in the position, close to the top end, of the supporting upright post, and the first arc-shaped supporting table and the second arc-shaped supporting table are fixed outside the supporting upright post through the fixing piece, so that the first arc-shaped sliding rail and the second arc-shaped sliding rail rotate along the limiting sliding grooves, then the supporting plate is fixed on one side of the upper end face of the second arc-shaped supporting table, the top end of the supporting plate is fixed at the bottom of the tail end of the cantilever, the second arc-shaped supporting table and the supporting plate are used for fixing one end of the cantilever, and the problem that the top end of the supporting column needs to bear larger bending force when the radial arm crane is hoisted, so that the rotating sleeve or the rotating shaft is easy to damage is solved.
Description
Technical Field
The utility model relates to the technical field of radial arm cranes, in particular to a radial arm crane.
Background
The swing arm crane is also called as a swing arm crane, is a medium and small-sized lifting device, has the characteristics of unique structure, safety, reliability, high efficiency, energy saving, time saving, labor saving, flexibility and the like, and is widely used in places with section distance and dense transportation.
The rotating arm type crane is generally composed of a support column, a cantilever, a motor, a sliding rail, a trolley, a steel rope and a lifting hook, and in the working process, an object is suspended in the lifting hook, then the head motor drives the roller to rotate, so that the roller rotates to wind the steel rope, further the object is lifted, then the motor drives the cantilever to axially rotate along the support column, further the object is driven to axially rotate along the support column, and then the trolley moves along the sliding rail, so that the object moves along the cantilever under the drive of the steel rope, and further the lifting work is completed;
however, after the inventor makes effort, it is found that, in the existing connection manner between the cantilever and the support column of the radial arm crane, one of the connection manners is that the cantilever end is movably installed outside the top end of the support column through the rotating sleeve, or the cantilever is directly fixed on the top end of the rotating shaft, so that when the radial arm crane is hoisted, the hoisting object drives the front end of the cantilever to fall down, the end of the cantilever can tilt up, the top end of the support column can bear a larger bending force, the rotating shaft or the rotating sleeve is very easy to damage, and the radial arm crane cannot be used, thereby affecting daily hoisting work.
Disclosure of Invention
The utility model aims to provide a radial arm type crane, which solves the problems that the front end of a cantilever falls down and the tail end of the cantilever can tilt upwards when the radial arm type crane is hoisted, the top end of the support column can bear larger bending force, the rotating shaft or the rotating sleeve is extremely easy to damage, and the radial arm type crane cannot be used, so that daily hoisting work is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a radial arm formula hoist, includes the support post, the support post outside is close to top department and is provided with the spacing spout of multiunit, the inside one side of spacing spout is provided with first arc brace table through first arc slide rail activity, just the opposite side of spacing spout is provided with second arc brace table through second arc slide rail activity, just second arc brace table is fixed through the mounting with first arc brace table, just the up end of second arc brace table one side is fixed with the backup pad, the top of backup pad is provided with the cantilever to second arc brace table and backup pad are fixed the end of cantilever.
As a technical scheme of the utility model, a first mounting groove is formed in the top end of the supporting upright post, a first rotary driving piece is fixed at the bottom end of the first mounting groove, and a gear is arranged at the output end of the first rotary driving piece so that the first rotary driving piece drives the gear to rotate.
As a technical scheme of the utility model, a transmission shaft is movably arranged in the first mounting groove, a tooth groove is arranged in the bottom end of the transmission shaft, and a cantilever is fixed at the top end of the transmission shaft, so that a gear drives the transmission shaft to rotate through the tooth groove.
As a technical scheme of the utility model, the top end of the supporting upright post is provided with the annular limiting plate, and the outside of the bottom end of the supporting upright post is provided with the reinforcing rib, so that the reinforcing rib can increase the strength of the bottom end of the supporting upright post.
As a technical scheme of the utility model, the inside of the cantilever is provided with the second mounting groove, and the inside of the cantilever at two sides of the second mounting groove is provided with the sliding groove so that the screw rod is rotatably mounted at the inner side of the second mounting groove.
As a technical scheme of the utility model, a second rotary driving piece is fixed at the center of the front end of the cantilever, and a screw rod is arranged at the output end of the second rotary driving piece so that the second rotary driving piece drives the screw rod to rotate.
As a technical scheme of the utility model, a moving block is movably arranged outside the screw rod through a thread groove, sliding blocks are arranged on two sides of the moving block, and the sliding blocks are slidably arranged in the sliding grooves so that the screw rod drives the moving block to move through the thread groove.
According to the technical scheme, the mounting frame is arranged on the lower end face of the moving block, the third rotary driving piece is arranged on one side of the mounting frame, the roller is arranged outside the output end of the third rotary driving piece, the flexible steel cable is wound outside the roller, and the lifting hook is arranged at the tail end of the flexible steel cable, so that the third rotary driving piece drives the roller to rotate to wind the flexible steel cable.
Compared with the prior art, the utility model has the beneficial effects that: through lean on into top department at the support column and set up the spacing spout of multiunit to with first arc brace table and second arc brace table pass through the mounting and fix in the outside of support column, make first arc slide rail and second arc slide rail rotatory along spacing spout, then fix the backup pad in one side of second arc brace table up end, and fix the top of backup pad in cantilever terminal bottom, make second arc brace table and backup pad fix the terminal of cantilever, when hoist and mount, the top of support column needs bear great bending force, and lead to rotating sleeve or rotation axis to damage easily's problem, make the bearing capacity of radial arm formula hoist stronger, life is better.
Drawings
FIG. 1 is a schematic diagram of the front external structure of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is a schematic side view of the exterior structure of the present utility model;
FIG. 4 is a schematic top view of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a support column; 2. reinforcing ribs; 3. a first mounting groove; 4. a first rotary drive member; 5. a gear; 6. a transmission shaft; 7. tooth slots; 8. limiting sliding grooves; 9. a first arc-shaped support table; 10. the first arc-shaped sliding rail; 11. a second arc-shaped support table; 12. the second arc-shaped sliding rail; 13. a fixing member; 14. a support plate; 15. a lifting hook; 16. a cantilever; 17. an annular limiting plate; 18. a second mounting groove; 19. a chute; 20. a second rotary driving member; 21. a screw rod; 22. a thread groove; 23. a moving block; 24. a slide block; 25. a mounting frame; 26. a third rotary driving member; 27. a roller; 28. a flexible steel rope.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, an embodiment of the present utility model is provided: the swing arm type crane comprises a support column 1, wherein a plurality of groups of limiting sliding grooves 8 are formed in the position, close to the top end, of the outer part of the support column 1, a first arc-shaped supporting table 9 is movably arranged on one side of the inner part of each limiting sliding groove 8 through a first arc-shaped sliding rail 10, a second arc-shaped supporting table 11 is movably arranged on the other side of each limiting sliding groove 8 through a second arc-shaped sliding rail 12, the second arc-shaped supporting table 11 and the first arc-shaped supporting table 9 are fixed through a fixing piece 13, a supporting plate 14 is fixed on the upper end face of one side of each second arc-shaped supporting table 11, and a cantilever 16 is arranged on the top end of each supporting plate 14;
when the cantilever 16 is used, a plurality of groups of limiting sliding grooves 8 are formed in the position, close to the top end, of the supporting upright 1, and the first arc-shaped supporting table 9 and the second arc-shaped supporting table 11 are fixed to the outside of the supporting upright 1 through fixing pieces 13, so that the first arc-shaped sliding rail 10 and the second arc-shaped sliding rail 12 rotate along the limiting sliding grooves 8, then the supporting plate 14 is fixed to one side of the upper end face of the second arc-shaped supporting table 11, the top end of the supporting plate 14 is fixed to the bottom of the tail end of the cantilever 16, and the second arc-shaped supporting table 11 and the supporting plate 14 fix the tail end of the cantilever 16;
a first mounting groove 3 is formed in the top end of the supporting upright 1, a first rotary driving piece 4 is fixed at the bottom end of the first mounting groove 3, and a gear 5 is arranged at the output end of the first rotary driving piece 4;
when in use, the first rotary driving piece 4 drives the gear 5 to rotate by fixing the first rotary driving piece 4 in the first mounting groove 3 at the top end of the supporting upright 1;
a transmission shaft 6 is movably arranged in the first mounting groove 3, a tooth slot 7 is arranged in the bottom end of the transmission shaft 6, and a cantilever 16 is fixed at the top end of the transmission shaft 6;
when the transmission device is used, the tooth grooves 7 are formed in the bottom end of the transmission shaft 6, and the tooth grooves 7 are arranged outside the gear 5, so that the gear 5 drives the transmission shaft 6 to rotate through the tooth grooves 7, and the transmission shaft 6 drives the cantilever 16 to rotate;
an annular limiting plate 17 is arranged at the top end of the supporting upright post 1, and a reinforcing rib 2 is arranged outside the bottom end of the supporting upright post 1;
when the support column is used, the reinforcing ribs 2 are fixed outside the bottom end of the support column 1, so that the strength of the bottom end of the support column 1 is increased by the reinforcing ribs 2;
the cantilever 16 is internally provided with a second mounting groove 18, and sliding grooves 19 are formed in the cantilever 16 at two sides of the second mounting groove 18;
in use, the screw 21 is rotatably mounted inside the second mounting groove 18 by providing the second mounting groove 18 inside the cantilever 16;
a second rotary driving piece 20 is fixed at the center of one end of the cantilever 16, and a screw rod 21 is arranged at the output end of the second rotary driving piece 20;
when in use, the second rotary driving piece 20 drives the screw rod 21 to rotate by fixing the second rotary driving piece 20 at the center of the front end of the cantilever 16 and rotationally mounting the screw rod 21 at the output end of the second rotary driving piece 20;
the outside of the screw rod 21 is movably provided with a moving block 23 through a thread groove 22, two sides of the moving block 23 are provided with sliding blocks 24, and the sliding blocks 24 are slidably arranged in the sliding grooves 19;
when the screw rod is used, the moving block 23 is movably arranged outside the screw rod 21 through the thread groove 22, and the sliding blocks 24 are arranged on two sides of the moving block 23, so that the screw rod 21 drives the moving block 23 to move through the thread groove 22, and the moving block 23 moves along the sliding groove 19 through the sliding blocks 24;
the lower end face of the moving block 23 is provided with a mounting frame 25, one side of the mounting frame 25 is provided with a third rotary driving piece 26, the outside of the output end of the third rotary driving piece 26 is provided with a roller 27, the outside of the roller 27 is wound with a flexible steel cable 28, and the tail end of the flexible steel cable 28 is provided with a lifting hook 15;
when the flexible steel cable 28 is used, the third rotary driving piece 26 is fixed on one side of the mounting frame 25, the roller 27 is arranged outside the output end of the third rotary driving piece 26, the roller 27 is driven by the third rotary driving piece 26 to rotate, the flexible steel cable 28 is wound, and then the flexible steel cable 28 drives the lifting hook 15 to lift objects.
When the embodiment of the utility model is used, the following steps are adopted: firstly, the third rotary driving piece 26 drives the roller 27 to rotate so as to wind the flexible steel rope 28, the flexible steel rope 28 lifts up an article through the lifting hook 15, then the first rotary driving piece 4 drives the transmission shaft 6 to rotate through the cooperation of the gear 5 and the tooth slot 7, the transmission shaft 6 drives the cantilever 16 to rotate, then the second rotary driving piece 20 at the front end of the cantilever 16 drives the screw rod 21 to rotate, the screw rod 21 drives the moving block 23 to move through the thread groove 22, meanwhile, the moving block 23 slides along the sliding groove 19 through the sliding block 24, and then the article is regulated to a designated area, so that the use work of the radial arm crane is completed.
The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.
Claims (8)
1. The utility model provides a radial arm formula hoist, includes support post (1), its characterized in that: a plurality of groups of limiting sliding grooves (8) are arranged at the outer part of the supporting upright post (1) near the top end, a first arc supporting table (9) is movably arranged at one side of the inner part of the limiting sliding grooves (8) through a first arc sliding rail (10), a second arc supporting table (11) is movably arranged at the other side of the limiting sliding grooves (8) through a second arc sliding rail (12), and second arc supporting bench (11) are fixed through mounting (13) with first arc supporting bench (9), just the up end of second arc supporting bench (11) one side is fixed with backup pad (14), the top of backup pad (14) is provided with cantilever (16).
2. A radial arm crane according to claim 1, characterized in that: the novel support structure is characterized in that a first mounting groove (3) is formed in the top end of the support upright post (1), a first rotary driving piece (4) is fixed to the bottom end of the first mounting groove (3), and a gear (5) is arranged at the output end of the first rotary driving piece (4).
3. A radial arm crane according to claim 2, characterized in that: the inside activity of first mounting groove (3) is provided with transmission shaft (6), the inside of transmission shaft (6) bottom is provided with tooth's socket (7), just the top of transmission shaft (6) is fixed with cantilever (16).
4. A radial arm crane according to claim 1, characterized in that: the top of the supporting upright post (1) is provided with an annular limiting plate (17), and the outside of the bottom of the supporting upright post (1) is provided with a reinforcing rib (2).
5. A radial arm crane according to claim 1, characterized in that: the cantilever (16) is internally provided with a second mounting groove (18), and sliding grooves (19) are formed in the cantilevers (16) at two sides of the second mounting groove (18).
6. A radial arm crane according to claim 1, characterized in that: the center of the front end of the cantilever (16) is fixedly provided with a second rotary driving piece (20), and the output end of the second rotary driving piece (20) is provided with a screw rod (21).
7. The swing arm hoist of claim 6, characterized in that: the outside of lead screw (21) is provided with movable block (23) through screw thread groove (22) activity, the both sides of movable block (23) are provided with slider (24), just the slidable mounting of slider (24) is inside spout (19).
8. The swing arm hoist of claim 7, characterized in that: the lower terminal surface of movable block (23) is provided with mounting bracket (25), one side of mounting bracket (25) is provided with third rotary driving piece (26), the outside of third rotary driving piece (26) output is provided with cylinder (27), the outside winding of cylinder (27) has flexible cable rope (28), the end of flexible cable rope (28) is provided with lifting hook (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321439825.4U CN220033845U (en) | 2023-06-06 | 2023-06-06 | Radial arm type crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321439825.4U CN220033845U (en) | 2023-06-06 | 2023-06-06 | Radial arm type crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220033845U true CN220033845U (en) | 2023-11-17 |
Family
ID=88736957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321439825.4U Active CN220033845U (en) | 2023-06-06 | 2023-06-06 | Radial arm type crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220033845U (en) |
-
2023
- 2023-06-06 CN CN202321439825.4U patent/CN220033845U/en active Active
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