CN218320204U - Novel one-two-three-four times conversion device - Google Patents
Novel one-two-three-four times conversion device Download PDFInfo
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- CN218320204U CN218320204U CN202222361701.0U CN202222361701U CN218320204U CN 218320204 U CN218320204 U CN 218320204U CN 202222361701 U CN202222361701 U CN 202222361701U CN 218320204 U CN218320204 U CN 218320204U
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Abstract
The utility model relates to the technical field of mechanical equipment, in particular to a novel one, two, three and four times conversion device, which comprises an arm support, a central pulley, side pulleys, a multiplying power frame, a connecting frame, a multiplying power frame pulley, an upper pulley group, a lower pulley group, a lifting hook and a straightening device; a straightening device is arranged at one end of the bottom of the arm support, a multiplying power frame is arranged at the other end of the bottom of the arm support, a multiplying power frame pulley is arranged on the multiplying power frame, a connecting frame is arranged at the bottom of the multiplying power frame, a central pulley and a side sliding wheel are further arranged on the outer wall of the bottom of the arm support, and the side sliding wheel is located between the central pulley and the straightening device; the bottom of the lower pulley block is provided with a lifting hook, and the upper pulley block is fixed on the lower pulley block through a connecting pin shaft. The utility model discloses a novel multiplying power conversion device, arm head simple structure, weight significantly reduces, and multiplying power frame simple to operate is swift, has increased the triplex and can realize semi-automatic conversion when two multiples and quadruple conversion, need not to reeve, labour saving and time saving again.
Description
Technical Field
The utility model relates to a mechanical equipment technical field, concretely relates to novel a two and two triple quadruple rate conversion equipment.
Background
In recent years, urban high-rise buildings are more and more, the requirements of the swing arm tower crane suitable for being used in the dense building environment are more and more, and the requirement on the multiplying power conversion of the swing arm tower crane is fast and safe;
the prior art has the following defects: the steel wire rope is led out from the center, the larger multiplying power frame is arranged on the lower side, the steel wire rope is not twisted and the distance between pulleys is larger in order to meet the working conditions of different elevation angles, so that the multiplying power frame is large in size, the weight of the suspension arm is increased, the structure is complex, the manufacturing difficulty is large, the installation difficulty is large, the hoisting performance is influenced, conversion of one, two and four times can be carried out only, and the requirements of customers on use can not be met sometimes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that above-mentioned exists, designed a novel one and two triple quadruple rate conversion equipment.
In order to realize the technical purpose, reach above-mentioned technological effect, the utility model discloses a realize through following technical scheme:
a novel one-two-three-quadruple rate conversion device comprises an arm support, a central pulley, side pulleys, a multiplying power frame, a connecting frame, multiplying power frame pulleys, an upper pulley block, a lower pulley block, a lifting hook and a straightening device;
a straightening device is arranged at one end of the bottom of the arm support, a multiplying power frame is arranged at the other end of the bottom of the arm support, a multiplying power frame pulley is arranged on the multiplying power frame, a connecting frame is arranged at the bottom of the multiplying power frame, a central pulley and a side sliding wheel are further arranged on the outer wall of the bottom of the arm support, and the side sliding wheel is located between the central pulley and the straightening device;
the bottom of the lower pulley block is provided with a lifting hook, and the upper pulley block is fixed on the lower pulley block through a connecting pin shaft.
Furthermore, a triangular structure is formed between the upper pulley block and the lower pulley block.
Furthermore, a connecting hole is formed in the connecting frame, a connecting hole is formed in the lower pulley block, connecting holes are formed in the upper side and the lower side of the upper pulley block, and the upper pulley block is inserted into the connecting hole in the bottom through a connecting pin shaft and is fixed on the lower pulley block.
The utility model has the advantages that:
the utility model discloses a novel multiplying power conversion device, arm head simple structure, the preparation is convenient, and weight significantly reduces has alleviateed davit weight, has also optimized the carry on by crane performance, and multiplying power frame simple to operate is swift, has increased the triplex and can realize semi-automatic conversion when the double multiplying power and quadruple conversion, need not to reeve again, can reduce the time of multiplying power conversion greatly, raises the efficiency, labour saving and time saving.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a magnification structure of the present invention;
FIG. 3 is a schematic diagram of a double-magnification structure of the present invention;
fig. 4 is a schematic diagram of a triple structure of the present invention;
fig. 5 is the structural diagram of the quadruple rate of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the device comprises an arm support 2, a central pulley 3, side pulleys 4, a multiplying power frame 5, a connecting frame 6, multiplying power frame pulleys 7, an upper pulley block 8, a lower pulley block 9, a lifting hook 10 and a straightening device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, a novel one-two-three-quadruple rate conversion device comprises an arm support 1, a central pulley 2, side pulleys 3, a multiplying power frame 4, a connecting frame 5, multiplying power frame pulleys 6, an upper pulley block 7, a lower pulley block 8, a hook 9 and a straightening device 10; a straightening device 10 is arranged at one end of the bottom of the arm support 1, a multiplying power frame 4 is arranged at the other end of the bottom of the arm support 1, a multiplying power frame pulley 6 is arranged on the multiplying power frame 4, a connecting frame 5 is arranged at the bottom of the multiplying power frame 4, a central pulley 2 and a side sliding wheel 3 are further arranged on the outer wall of the bottom of the arm support 1, and the side sliding wheel 3 is located between the central pulley 2 and the straightening device 10; the bottom of the lower pulley block 8 is provided with a lifting hook 9, and the upper pulley block 7 is fixed on the lower pulley block 8 through a connecting pin shaft.
Preferably, a triangular structure is formed between the upper pulley block 7 and the lower pulley block 8.
Preferably, the connecting frame 5 is provided with a connecting hole, the lower pulley block 8 is provided with a connecting hole, the upper and lower sides of the upper pulley block 7 are provided with connecting holes, and the upper pulley block 7 is inserted into the connecting hole at the bottom through a connecting pin shaft and fixed on the lower pulley block 8.
The detailed connection means is well known in the art, all the components in the present scheme are general standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
One specific application of this embodiment is:
as shown in fig. 2; a multiplying power stringing mode: fixing a straightening device 10 on an upper pulley block 7 through a connecting pin shaft, and arranging the straightening device 10 on a central pulley 2;
as shown in fig. 3; two multiplying power reeving modes: pulling out the connecting pin shaft, fixing the upper pulley group 7 on the connecting frame 5 through the multiplying power pin shaft, and fixing the central pulley 2, the upper pulley group 7, the multiplying power frame pulley 6, the lower pulley group 8 and the straightening device 10;
as shown in fig. 4; three-multiplying-power stringing mode: fixing a straightening device 10 on an upper pulley block 7 through a connecting pin shaft, and fixing a side pulley 3, a lower pulley block 8, a multiplying power frame pulley 6 and the straightening device 10;
as shown in fig. 5; four-multiplying-power stringing mode: the device comprises a central pulley 2, an upper pulley block 7, a multiplying power frame pulley 6, a lower pulley block 8 and a straightening device 10;
changing the second magnification to the fourth magnification as shown in fig. 3 and 5;
lifting the lower pulley block 8 upwards to the upper connecting hole pair of the upper pulley block 7 and the lower pulley block 8, connecting the upper pulley block 7 and the lower pulley block 8 by using a connecting pin shaft, pulling out a multiplying power pin shaft, releasing the connection between the upper pulley block 7 and the connecting frame 5, and putting down a lifting hook 9 to finish the process of converting the double multiplying power into the four multiplying power;
changing four times into two times as shown in fig. 5 and 3;
the upper pulley block 7 is lifted upwards, the connecting holes of the connecting frame 5 and the upper pulley block 7 can be penetrated into the multiplying power pin shaft, the multiplying power pin shaft is inserted into the connecting holes of the connecting frame 5 and the upper pulley block 7, the connecting frame 5 is connected with the upper pulley block 7, the connecting pin shaft of the upper pulley block 7 and the lower pulley block 8 is detached, the lifting hook 9 is put down, and the quadruple rate conversion of the second multiplying power is completed.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should be able to make changes, alterations, additions or substitutions within the scope of the present invention.
Claims (3)
1. A novel one-two-three-four times rate conversion device is characterized in that:
comprises an arm support (1), a central pulley (2), a lateral pulley (3), a multiplying power frame (4), a connecting frame (5), a multiplying power frame pulley (6), an upper pulley block (7), a lower pulley block (8), a lifting hook (9) and a straightening device (10);
a straightening device (10) is arranged at one end of the bottom of the arm support (1), a multiplying power frame (4) is arranged at the other end of the bottom of the arm support (1), multiplying power frame pulleys (6) are arranged on the multiplying power frame (4), a connecting frame (5) is arranged at the bottom of the multiplying power frame (4), a central pulley (2) and a side sliding wheel (3) are further arranged on the outer wall of the bottom of the arm support (1), and the side sliding wheel (3) is located between the central pulley (2) and the straightening device (10);
the bottom of the lower pulley block (8) is provided with a lifting hook (9), and the upper pulley block (7) is fixed on the lower pulley block (8) through a connecting pin shaft.
2. The apparatus of claim 1, wherein: a triangular structure is formed between the upper pulley block (7) and the lower pulley block (8).
3. The apparatus of claim 1, wherein: the connecting device is characterized in that a connecting hole is formed in the connecting frame (5), a connecting hole is formed in the lower pulley block (8), connecting holes are formed in the upper side and the lower side of the upper pulley block (7), the upper pulley block (7) is inserted into the connecting hole in the bottom through a connecting pin shaft, and the upper pulley block is fixed on the lower pulley block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222361701.0U CN218320204U (en) | 2022-09-06 | 2022-09-06 | Novel one-two-three-four times conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222361701.0U CN218320204U (en) | 2022-09-06 | 2022-09-06 | Novel one-two-three-four times conversion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218320204U true CN218320204U (en) | 2023-01-17 |
Family
ID=84832479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222361701.0U Active CN218320204U (en) | 2022-09-06 | 2022-09-06 | Novel one-two-three-four times conversion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218320204U (en) |
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2022
- 2022-09-06 CN CN202222361701.0U patent/CN218320204U/en active Active
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