CN213445959U - Crane hook group pulley mounting structure - Google Patents
Crane hook group pulley mounting structure Download PDFInfo
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- CN213445959U CN213445959U CN202022025719.4U CN202022025719U CN213445959U CN 213445959 U CN213445959 U CN 213445959U CN 202022025719 U CN202022025719 U CN 202022025719U CN 213445959 U CN213445959 U CN 213445959U
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- movable pulley
- pulley
- block
- wire rope
- movable
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Abstract
The utility model discloses a hoist lifting hook group pulley mounting structure, its technical scheme is: including running block, protective housing, movable pulley group, wire rope, the running block outside is equipped with the protective housing, and the roller is cup jointed to the running block inner wall, protective housing and roller both ends fixed connection, the through wires hole is seted up at the protective housing top, the protective housing top is equipped with the movable pulley group, the movable pulley group passes through wire rope and connects, the movable pulley group includes movable pulley two, movable pulley two is equipped with three groups, movable pulley two passes through two swing joint of connecting block with the running block, two tops of movable pulley are equipped with movable pulley three, the top is equipped with fixed pulley one, the beneficial effects of the utility model are that: the movable pulley block and the fixed pulley block are arranged and matched with the movable pulley block for use, so that the crane can pull heavier objects with smaller force, and the energy consumption of the crane is saved.
Description
Technical Field
The utility model relates to a hoist accessory technical field, concretely relates to hoist lifting hook group pulley mounting structure.
Background
The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The crane is also called a crane, a navigation crane, a hook group is the most common lifting appliance in the lifting machinery, the lifting hook is often hung on a steel wire rope of a lifting mechanism by means of a pulley block and other components, the working characteristics of the lifting equipment are intermittent motion, namely corresponding mechanisms of taking materials, moving, unloading and other actions in one working cycle work alternately, the development and the use of the crane in the market are more and more extensive, the bridge crane is a bridge crane for running a bridge on an overhead rail, also called a crane, and the bridge of the bridge crane runs longitudinally along the rail laid on the overhead rail at two sides.
The prior art has the following defects: the existing hook group pulley is generally wound around a movable pulley or a fixed pulley through a steel wire rope, has a simple structure, is easy to fall off, and has a certain resource waste condition because of the simple structure and no labor-saving structure, and large energy is consumed for hoisting.
Therefore, it is necessary to develop a pulley installation structure of a crane hook set.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a hoist lifting hook group pulley mounting structure can have certain limit function to wire rope's stroke through setting up protective housing and stop collar, and through setting up the movable pulley group, winding structure is ingenious, accords with the mechanics principle to solve the hoist and prevent that wire rope from droing and save the problem of power consumption.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a hoist lifting hook group pulley mounting structure, includes movable pulley group, protective housing, movable fixed pulley group, wire rope, the movable pulley group outside is equipped with the protective housing, and the roller is cup jointed to the movable pulley group inner wall, protective housing and roller both ends fixed connection, the through wires hole is seted up at the protective housing top, the protective housing top is equipped with movable fixed pulley group, movable fixed pulley group passes through wire rope and connects, movable fixed pulley group includes movable pulley two, movable pulley two is equipped with three groups, movable pulley two passes through two swing joint of connecting block with the movable pulley group, two tops of movable pulley are equipped with movable pulley three, the top is equipped with fixed pulley one, fixed pulley one passes three swing joint of connecting block with movable pulley three, fixed pulley one and hoist davit swing joint.
Preferably, the movable pulley block comprises a first movable pulley, the first movable pulley is provided with three groups, rollers are inserted into the center of the first movable pulley, and bearings are sleeved at the joints of the first movable pulley and the rollers.
Preferably, the first connecting blocks are fixedly installed at the two ends of the roller, and the bottom of each connecting block is movably connected with a lifting hook.
Preferably, wire rope is equipped with three groups, a movable pulley outer wall swing joint wire rope, wire rope one end extends to a fixed pulley outer wall, wire rope winds two outer walls of a fixed pulley downwardly extending, wire rope winds two outer walls of a movable pulley upwardly extending to a movable pulley three.
Preferably, the steel wire rope winds the third movable pulley to be downwards fixedly connected with the end part of the roller at the outer side of the movable pulley, three groups of movable pulleys, the third movable pulley and the first fixed pulley are arranged in bilateral symmetry, and one end, far away from the second movable pulley, of the steel wire rope extends upwards to be fixedly connected with the crane hoisting power device.
Preferably, the movable fixed pulley block further comprises a second fixed pulley, the second fixed pulley is provided with two groups of wire grooves, the second fixed pulley is fixedly installed at the bottom of a crane boom, one end of the steel wire rope is fixedly connected with the end portions of the rollers at the two outer sides of the fixed pulley, the steel wire rope is movably connected with the outer wall of the first movable pulley at the outer side downwards, the steel wire rope extends to the wire grooves at the two outer sides of the fixed pulley around the first movable pulley at the outer side, the steel wire rope extends to the outer wall of the first movable pulley at the inner side around the outer side wire grooves of the fixed pulley, and the steel wire rope extends to the.
The utility model has the advantages that:
1. the protective shell and the limiting sleeve are arranged to protect the outer wall of the movable pulley, so that the steel wire rope can be effectively prevented from falling off due to external force applied to the steel wire rope in the operation process, the operation safety of the crane is improved, and the working efficiency of the crane is improved;
2. through setting up the movable pulley assembly, movable pulley two, movable pulley three, fixed pulley one cooperate the movable pulley assembly to use, change the direction of force through the fixed pulley, the size of power is changed to the movable pulley to make the hoist use less power to pull up heavier object, thereby save the energy consumption of hoist more.
Drawings
Fig. 1 is a schematic structural diagram provided by the present invention;
fig. 2 is a front view of the movable pulley block provided by the present invention;
fig. 3 is a schematic view of the movable pulley block winding provided by the present invention;
FIG. 4 is a schematic diagram of the connection of the movable pulley block and the fixed pulley block provided by the present invention;
fig. 5 is a schematic structural diagram of embodiment 2 provided by the present invention.
In the figure: the movable pulley block 100, the first movable pulley 110, the roller 120, the bearing 130, the limiting sleeve 140, the protective shell 200, the threading hole 210, the first connecting block 220, the hook 300, the movable pulley block 400, the second connecting block 410, the second movable pulley 420, the third movable pulley 430, the first fixed pulley 440, the third connecting block 450, the second fixed pulley 460, the third fixed pulley 200, the third movable pulley 120, the bearing 130, the limiting sleeve 140, the protective shell,
A steel cord 500.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
referring to fig. 1-4, the present invention provides a pulley mounting structure for a crane hook set, which includes a movable pulley block 100, a protective shell 200, a movable and fixed pulley block 400, and a steel wire rope 500;
further, a protective shell 200 is arranged on the outer side of the movable pulley block 100, specifically, the roller 120 is sleeved on the inner wall of the movable pulley block 100, the protective shell 200 is fixedly connected with two ends of the roller 120, a threading hole 210 is formed in the top of the protective shell 200, a movable pulley block 400 is arranged on the top of the protective shell 200, the movable pulley block 400 is connected with the roller 120 through a steel wire rope 500, the movable pulley block 400 comprises a movable pulley II 420, three groups of the movable pulley II 420 are arranged, the movable pulley II 420 is movably connected with the movable pulley block 100 through a connecting block II 410, a movable pulley III 430 is arranged on the top of the movable pulley II 420, a movable pulley III 430 is arranged on the top of the movable pulley II, a fixed pulley I440 is arranged on the top of the;
the movable pulley block 100 has the functions of supporting the hook 300 and a heavy object needing to be lifted through a winding, the protective shell 200 has the function of protecting the first movable pulley block 110 from falling off of a steel wire rope, the roller 120 has the function of connecting the movable pulley block 100, the threading hole 210 has the function of threading the steel wire rope, the movable pulley block 400 has the function of saving energy by being matched with the steel wire rope in a winding mode, the steel wire rope 500 has the function of bearing, the second movable pulley block 420 has the function of saving energy by winding the steel wire rope, the second connecting block 410 has the function of connecting the second movable pulley block 420 with the movable pulley block 100, the third movable pulley block 430 has the function of saving energy of a crane, the first fixed pulley block 440 has the function of changing the direction of pulling force so as to arrange the pattern of the;
further, the movable pulley block 100 comprises a first movable pulley 110, specifically, the first movable pulley 110 is provided with three groups, the centers of the first movable pulley 110 of the three groups are inserted with the rollers 120, the joints of the first movable pulley 110 and the rollers 120 are all sleeved with bearings 130, and the bearings 130 have the function of facilitating the rotation of the first movable pulley 110;
further, two ends of the roller 120 are fixedly provided with a first connecting block 220, specifically, the bottom of the first connecting block 220 is movably connected with a hook 300, the hook 300 has the function of fixing a heavy object to perform lifting and carrying, and the first connecting block 220 has the function of connecting the roller 120 and the hook 300;
further, three groups of steel wire ropes 500 are arranged, specifically, the outer wall of the first movable pulley 110 is movably connected with the steel wire ropes 500, one end of each steel wire rope 500 extends to the outer wall of the first fixed pulley 440, the steel wire rope 500 extends downwards to the outer wall of the second movable pulley 420 around the first fixed pulley 440, and the steel wire rope 500 extends upwards to the third movable pulley 430 around the outer wall of the second movable pulley 420;
further, the steel wire rope 500 is fixedly connected with the end part of the roller at the outer side of the second movable pulley 420 downwards around the third movable pulley 430, specifically, three groups are symmetrically arranged at the left and right of the second movable pulley 420, the third movable pulley 430 and the first fixed pulley 440, one end of the steel wire rope 500, which is far away from the second movable pulley 420, extends upwards and is fixedly connected with a hoisting power device of the crane, three groups are symmetrically arranged at the left and right of the second movable pulley 420, the third movable pulley 430 and the first fixed pulley 440, so that the carrying capacity of the crane is improved, and the steel wire ropes 500 in the three groups have certain functions of preventing breakage and.
The utility model discloses a use as follows: when the utility model is used, the first movable pulley 110 is arranged on the outer wall of the roller 120, the limiting sleeve 140 is arranged on the outer side of the first movable pulley 110, then the first movable pulley 110 is sleeved on the outer wall of the first movable pulley 500, then the protective shell 200 is arranged on the outer side of the roller 120, then the second movable pulley 420, the third movable pulley 430 and the first fixed pulley 440 of the steel wire rope 500 are wound on the outer wall of the first movable pulley block 400 according to the requirements, and finally the lifting hook 300 is arranged at the bottom of the first connecting block 220.
Example 2:
referring to fig. 5, the present invention provides a pulley mounting structure for a crane hook set, which includes a movable pulley block 100, a protective shell 200, a movable and fixed pulley block 400, and a steel wire rope 500;
further, the movable pulley block 400 further comprises a second fixed pulley 460, the second fixed pulley 460 is provided with two groups of wire grooves, the second fixed pulley 460 is fixedly installed at the bottom of the crane boom, one end of the steel wire rope 500 is fixedly connected with the end part of the outer side roller of the second fixed pulley 460, the steel wire rope 500 is movably connected with the outer wall of the first outer side movable pulley 110 downwards, the steel wire rope 500 extends to the outer side wire groove of the second fixed pulley 460 around the first outer side movable pulley 110, the steel wire rope 500 extends to the outer wall of the first inner side movable pulley 110 around the outer side wire groove of the second fixed pulley 460, the steel wire rope 500 extends to the inner side wire groove of the second fixed pulley 460 and then is fixedly connected with a crane hoisting power device, the second fixed pulley 460 has the function of changing the direction.
The utility model discloses a use as follows: when the utility model is used, a person skilled in the art replaces the second movable pulley 420, the third movable pulley 430 and the first fixed pulley 440 in the embodiment 1 with the second fixed pulley 460, installs the first movable pulley 110 on the outer wall of the roller 120, installs the position-limiting sleeve 140 on the outer side of the first movable pulley 110, then sleeves the steel wire rope 500 on the outer wall of the first movable pulley 110, then installs the protective shell 200 on the outer side of the roller 120, winds the steel wire rope 500 on the outer wall of the second fixed pulley 460 according to the requirements, and finally installs the hook 300 at the bottom of the first connecting block 220.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (6)
1. The utility model provides a hoist hook group pulley mounting structure, includes running block (100), protective housing (200), running block (400), wire rope (500), its characterized in that: the outer side of the movable pulley block (100) is provided with a protective shell (200), the inner wall of the movable pulley block (100) is sleeved with the roller (120), the protective shell (200) is fixedly connected with two ends of the roller (120), the top of the protective shell (200) is provided with a threading hole (210), the top of the protective shell (200) is provided with a movable pulley block (400), the movable pulley block (400) is connected with the fixed pulley block (100) through a steel wire rope (500), the movable pulley block (400) comprises a movable pulley II (420), the movable pulley II (420) is provided with three groups, the movable pulley II (420) is movably connected with the movable pulley block (100) through a connecting block II (410), the top of the movable pulley II (420) is provided with a movable pulley III (430), the top of the movable pulley III (430) is provided with a fixed pulley I (440), and the fixed pulley I (440) is movably connected with the movable, the fixed pulley I (440) is movably connected with the crane boom.
2. A crane hook block pulley mounting arrangement as claimed in claim 1, wherein: the movable pulley block (100) comprises a first movable pulley (110), the first movable pulley (110) is provided with three groups, the rollers (120) are inserted into the centers of the first movable pulley (110), and the joints of the first movable pulley (110) and the rollers (120) are all sleeved with bearings (130).
3. A crane hook block pulley mounting arrangement as claimed in claim 1, wherein: and the two ends of the roller (120) are fixedly provided with a first connecting block (220), and the bottom of the first connecting block (220) is movably connected with a lifting hook (300).
4. A crane hook block pulley mounting arrangement as claimed in claim 2, wherein: wire rope (500) are equipped with three groups, movable pulley (110) outer wall swing joint wire rope (500), wire rope (500) one end extends to fixed pulley (440) outer wall, wire rope (500) wind fixed pulley (440) downwardly extending to movable pulley two (420) outer wall, wire rope (500) wind movable pulley two (420) outer wall upwardly extending to movable pulley three (430).
5. A crane hook block pulley mounting arrangement as claimed in claim 4, wherein: the steel wire rope (500) winds the movable pulley III (430) downwards to be fixedly connected with the end part of the roller at the outer side of the movable pulley II (420), three groups of the movable pulley II (420), the movable pulley III (430) and the fixed pulley I (440) are arranged symmetrically left and right, and one end, far away from the movable pulley II (420), of the steel wire rope (500) extends upwards to be fixedly connected with a crane hoisting power device.
6. A crane hook block pulley mounting arrangement as claimed in claim 1, wherein: the movable pulley block (400) and the fixed pulley block (460) further comprise a second fixed pulley (460), the second fixed pulley (460) is provided with two sets of wire grooves, the second fixed pulley (460) is fixedly installed at the bottom of a crane boom, one end of the steel wire rope (500) is fixedly connected with the end part of the outer side roller of the second fixed pulley (460), the steel wire rope (500) is movably connected with the outer wall of the first outer side movable pulley (110) downwards, the steel wire rope (500) extends to the outer side wire groove of the second fixed pulley (460) around the first outer side wire groove of the first fixed pulley (110), the steel wire rope (500) extends to the inner side wire groove of the second fixed pulley (460) and then extends to be fixedly connected with a crane hoisting power device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025719.4U CN213445959U (en) | 2020-09-16 | 2020-09-16 | Crane hook group pulley mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022025719.4U CN213445959U (en) | 2020-09-16 | 2020-09-16 | Crane hook group pulley mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213445959U true CN213445959U (en) | 2021-06-15 |
Family
ID=76324149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022025719.4U Active CN213445959U (en) | 2020-09-16 | 2020-09-16 | Crane hook group pulley mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213445959U (en) |
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2020
- 2020-09-16 CN CN202022025719.4U patent/CN213445959U/en active Active
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