CN218596009U - Pulley block for hook bridge crane - Google Patents
Pulley block for hook bridge crane Download PDFInfo
- Publication number
- CN218596009U CN218596009U CN202222610914.2U CN202222610914U CN218596009U CN 218596009 U CN218596009 U CN 218596009U CN 202222610914 U CN202222610914 U CN 202222610914U CN 218596009 U CN218596009 U CN 218596009U
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- pulley
- screw
- seat
- side wall
- round bar
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Abstract
The utility model relates to the technical field of cranes, in particular to a pulley block for a hook bridge crane, which comprises a pulley seat, wherein a first jack is formed on the left side wall of the pulley seat in a penetrating way, and a second jack is formed on the right side wall of the pulley seat in a penetrating way; a first screw hole is formed in the right side wall of the first screw rod; a first threaded seat is arranged on the left side wall of the second screw; the pulley, be connected with the round bar through the bearing rotation on the pulley inner wall, the round bar left side wall is equipped with screw seat two, screw two has been seted up to the round bar right side wall, the bracing piece has been pegged graft to round bar, screw seat two and the second internalization of screw. The device adopts the combination formula installation to use the assembly pulley, takes place wearing and tearing when damaging need changing when the pulley, and the change is dismantled to the wheel that will mix to the convenience, and the installation is simple, and it is convenient to dismantle, and operation labour saving and time saving improves the efficiency of changing the pulley, has increased convenience and the practicality that the assembly pulley used for the hoist, more accords with the user demand of reality.
Description
Technical Field
The utility model relates to a hoist technical field, concretely relates to assembly pulley for lifting hook bridge crane.
Background
The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, also called a crown block, a gantry crane and a crane, wherein the hook bridge crane is a crane using a hook as a lifting appliance, a pulley block is used as a necessary element of the crane, the pulley block is used as a necessary element of the crane, so that an irreplaceable effect is achieved, and the pulley block is widely applied to various devices along with the generation of various large-scale mechanized devices;
in the actual use process, under the action of the alternating load of the steel wire rope, the situation that the pulley block is worn and damaged more normally and needs to be replaced is often caused; therefore, the pulley block belongs to a vulnerable part, but the existing connecting structure of the pulley block and the mandrel is adopted, the replacement of the pulley block is very complicated, and a plurality of pulley blocks, bearings, positioning rings and the like are often required to be detached and replaced one by one; therefore, the replacement process of the whole pulley block is time-consuming and labor-consuming, and the normal hoisting of the crane is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that above-mentioned exists, designed a assembly pulley for lifting hook bridge crane.
In order to realize the technical purpose, reach above-mentioned technological effect, the utility model discloses a realize through following technical scheme:
a pulley block for a hook bridge crane comprises a pulley seat, wherein a first insertion hole is formed in the left side wall of the pulley seat in a penetrating mode, and a second insertion hole is formed in the right side wall of the pulley seat in a penetrating mode;
the right side wall of the first screw rod is provided with a first screw hole;
a first threaded seat is arranged on the left side wall of the second screw;
the pulley, be connected with the round bar through the bearing rotation on the pulley inner wall, the round bar left side wall is equipped with screw seat two, screw two has been seted up to the round bar right side wall, the bracing piece has been pegged graft to round bar, screw seat two and the second internalization of screw.
Further, the inner ring of the bearing is connected with the outer wall of the round rod in an interference fit mode, and the outer ring of the bearing is connected with the inner wall of the pulley in an interference fit mode.
Further, the length of the supporting rod is smaller than the distance length between the first insertion hole and the second insertion hole.
Furthermore, the round rod is of a hollow structure, and the inner cavities of the round rod, the second threaded seat and the second threaded hole are communicated.
The utility model has the advantages that:
the device adopts the combination formula installation to use the assembly pulley, takes place wearing and tearing when damaging need changing when the pulley, and the change is dismantled to the wheel that will mix to the convenience, and the installation is simple, and it is convenient to dismantle, and operation labour saving and time saving improves the efficiency of changing the pulley, has increased convenience and the practicality that the assembly pulley used for the hoist, more accords with the user demand of reality.
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 an assembly structure diagram of the present invention.
In the drawings, the reference numbers indicate the following list of parts:
1. pulley block 2, jack one, jack 3, jack two, 4, screw rod one, 5, screw hole one, 6, screw rod two, 7, screw thread seat one, 8, pulley, 9, bearing, 10, round bar, 11, screw thread seat two, 12, screw hole two, 13, bracing piece.
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 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. 1-2, a pulley block for a hook bridge crane comprises a pulley seat 1, wherein a first insertion hole 2 is formed in a left side wall of the pulley seat 1 in a penetrating manner, and a second insertion hole 3 is formed in a right side wall of the pulley seat 1 in a penetrating manner; the right side wall of the first screw rod 4 is provided with a first screw hole 5; a screw seat I7 is arranged on the left side wall of the screw rod II 6; pulley 8, rotate through bearing 9 on the 8 inner walls of pulley and be connected with round bar 10, the round bar 10 left side wall is equipped with screw seat two 11, and screw two 12 have been seted up to round bar 10 right side wall, and the activity is pegged graft in round bar 10, screw seat two 11 and the screw two 12 and is had bracing piece 13.
Further, the inner ring of the bearing 9 is connected with the outer wall of the round rod 10 in an interference fit mode, the outer ring of the bearing 9 is connected with the inner wall of the pulley 8 in an interference fit mode, the pulley 8 is fixed through the bearing 9, and the pulley 8 can rotate through the bearing 9 conveniently.
Further, the length of the supporting rod 13 is smaller than the distance between the first inserting hole 2 and the second inserting hole 3, so that the supporting rod 13 can be conveniently moved into the pulley seat 1.
Furthermore, the round rod 10 is of a hollow structure, and the inner cavities of the round rod 10, the second threaded seat 11 and the second threaded hole 12 are communicated, so that the support rod 13 can be conveniently inserted into the pulley feeding seat 1.
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:
when the pulley 8 is used, the threaded seat II 11 is screwed into the left threaded hole II 12, the two pulleys 8 are combined for use, the right threaded seat II 11 is screwed into the middle threaded hole II 12, the three pulleys 8 are combined for use, the supporting rod 13 is inserted into the round rod 10, the threaded seat II 11 and the threaded hole II 12, the supporting rod 13 supports the pulleys 8, the pulleys 8 are moved to a position between the jack I2 and the jack II 3, the screw rod I4 is inserted into the jack I2 and screwed onto the outer wall of the left threaded seat II 11, the screw rod II 6 drives the threaded seat I7 to be screwed into the right threaded hole II 12, the pulleys 8 are fixed on the pulley seat 1, when the pulleys 8 need to be disassembled and replaced, the screw rod I4 and the screw rod II 6 are rotated and taken down, the supporting rod 13 is taken out, the pulleys 8 are rotated and separated, the pulleys 8 to be replaced are taken down, the pulleys 8 to be installed are assembled, and the pulleys 8 are fixed on the pulley seat 1.
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 (4)
1. The utility model provides a lifting hook bridge crane is with assembly pulley which characterized in that: comprises that
The pulley seat (1) is provided with a first insertion hole (2) in a penetrating manner on the left side wall of the pulley seat (1), and a second insertion hole (3) in a penetrating manner on the right side wall of the pulley seat (1);
the right side wall of the first screw rod (4) is provided with a first screw hole (5);
a first threaded seat (7) is arranged on the left side wall of the second screw (6);
pulley (8), be connected with round bar (10) through bearing (9) rotation on pulley (8) inner wall, round bar (10) left side wall is equipped with screw seat two (11), screw two (12) have been seted up to round bar (10) right side wall, round bar (10), screw seat two (11) and screw two (12) internalization are pegged graft and are had bracing piece (13).
2. The block of pulleys for a hook bridge crane according to claim 1, wherein: the inner ring of the bearing (9) is connected with the outer wall of the round rod (10) in an interference fit mode, and the outer ring of the bearing (9) is connected with the inner wall of the pulley (8) in an interference fit mode.
3. The block of pulleys for a hook bridge crane according to claim 1, wherein: the length of the supporting rod (13) is smaller than the distance length between the first insertion hole (2) and the second insertion hole (3).
4. The block of pulleys for a hook bridge crane according to claim 1, wherein: the round rod (10) is of a hollow structure, and the inner cavities of the round rod (10), the second threaded seat (11) and the second threaded hole (12) are communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222610914.2U CN218596009U (en) | 2022-09-30 | 2022-09-30 | Pulley block for hook bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222610914.2U CN218596009U (en) | 2022-09-30 | 2022-09-30 | Pulley block for hook bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218596009U true CN218596009U (en) | 2023-03-10 |
Family
ID=85401194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222610914.2U Active CN218596009U (en) | 2022-09-30 | 2022-09-30 | Pulley block for hook bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218596009U (en) |
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2022
- 2022-09-30 CN CN202222610914.2U patent/CN218596009U/en active Active
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