CN220723408U - Mast pulley block protection device - Google Patents
Mast pulley block protection device Download PDFInfo
- Publication number
- CN220723408U CN220723408U CN202322417622.1U CN202322417622U CN220723408U CN 220723408 U CN220723408 U CN 220723408U CN 202322417622 U CN202322417622 U CN 202322417622U CN 220723408 U CN220723408 U CN 220723408U
- Authority
- CN
- China
- Prior art keywords
- wall
- pulley block
- protection pad
- protection
- limiting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000010030 laminating Methods 0.000 claims description 5
- 230000001012 protector Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The utility model discloses a mast pulley block protection device, which relates to the technical field of mast pulley block protection structures and comprises a pulley block body and a protection assembly, wherein a limiting rod is movably arranged on the inner wall of the pulley block body, the protection assembly comprises a protection pad, the protection pad is of a cylindrical structure, the outer wall of the limiting rod is in sliding fit with the inner wall of the protection pad, a protrusion is fixed on the outer wall of the protection pad, the protrusion is of a hemispherical structure and is provided with a plurality of protrusions, the protrusions are equidistantly distributed on the outer wall of the protection pad, a slot is formed in the side wall of the pulley block body, one end of the limiting rod is in sliding fit with the inner wall of the slot, an installation head is fixed at one end of the limiting rod, which is far away from the slot, and the outer wall of the installation head is in threaded connection with the inner wall of the pulley block body. The friction between the outer wall of the limiting rod and the stranded wires can be reduced through the cooperation of the devices, so that the positions, which are easy to wear, of the limiting rod are protected, and the service life of the limiting rod is prolonged as much as possible.
Description
Technical Field
The utility model relates to the technical field of mast pulley block protection structures, in particular to a mast pulley block protection device.
Background
The mast crane comprises a mast, a lifting hook group, a pulley block, stranded wires and a winch, wherein one end of each stranded wire is connected with the lifting hook, the other end of each stranded wire bypasses the pulley block at the top end of the mast and is connected with the winch, when a counterweight is hoisted, the counterweight is fixed on the lifting hook, the stranded wires are pulled to slide on the pulley block through the winch, and the situation that the stranded wires fall off from pulley grooves of pulleys can be reduced by a limiting rod in the process of pulling the stranded wires to hoist the counterweight at the other end.
The existing pulley block has certain defects in the use process, due to the fact that the mast is obliquely arranged, in the process that the winch pulls the stranded wire, the stranded wire rubs with the side face of the limiting rod, abrasion of the outer wall of the limiting rod is easy to cause, damage to the limiting rod can be caused in the long-time use process, the use effect of the pulley block can be affected due to the damage to the limiting rod, and therefore the mast pulley block protecting device is provided.
Disclosure of Invention
The utility model mainly aims to provide a mast pulley block protection device which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the mast pulley block protecting device comprises a pulley block body and a protecting component, wherein a limiting rod is movably arranged on the inner wall of the pulley block body.
The protection subassembly is including the protection pad, and the protection pad is cylindric structure, and the outer wall of gag lever post and the inner wall slip laminating of protection pad, and the outer wall of protection pad is fixed with the arch, and the arch is hemisphere structure, and the arch is provided with a plurality ofly, and a plurality of archs equidistance distribute the outer wall at the protection pad.
Further, the slot has been seted up to the lateral wall of assembly pulley body, and the one end outer wall of gag lever post is laminated with the inner wall slip of slot, and the one end that the gag lever post kept away from the slot is fixed with the installation head, and the outer wall of installation head and the inner wall threaded connection of assembly pulley body.
Further, the mounting head comprises a threaded column, a threaded groove for connecting the threaded column is formed in the side wall of the pulley block body, and the outer wall of the threaded column is in threaded connection with the inner wall of the threaded groove.
Further, one end of the protection pad is attached to the inner wall of the pulley block, two limiting rods are arranged, and the two limiting rods are respectively arranged on two sides of the inner wall of the pulley block body.
Further, the through hole is formed in the middle of the protection pad, the outer wall of the limiting rod is attached to the inner wall of the through hole, and the limiting rod is overlapped with the axis of the protection pad.
Further, the slot is of a cylindrical structure. And the inner diameter of the slot is not smaller than the outer diameter of the limit rod.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the abrasion part of the outer wall of the limiting rod can be protected through the matched use of the protection component, the friction between the outer wall of the limiting rod and the stranded wires is reduced, and meanwhile, the matched use of the installation component can also facilitate the replacement of the protection component, so that the use effect of the protection component is ensured, and the limiting rod is better protected, and the service life of the limiting rod is prolonged.
Drawings
FIG. 1 is a schematic view of a pulley block body according to the present utility model;
FIG. 2 is a schematic view of a protective pad according to the present utility model;
fig. 3 is a schematic view of the stop lever of the present utility model.
In the figure: 1. a pulley block body; 2. a slot; 3. a limit rod; 4. a mounting head; 5. a protective pad; 6. a protrusion; 7. and a through hole.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, the utility model discloses a mast pulley block protection device, which comprises a pulley block body 1 and a protection component, wherein a limiting rod 3 is movably arranged on the inner wall of the pulley block body 1, and the limiting rod 3 can reduce the situation that a stranded wire falls off from a pulley groove of a pulley.
The protection subassembly includes protection pad 5, and protection pad 5 is cylindric structure, and the outer wall of gag lever post 3 and the inner wall slip laminating of protection pad 5, and the outer wall of protection pad 5 is fixed with protruding 6, and protruding 6 is hemisphere type structure, and protruding 6 is provided with a plurality ofly, and a plurality of protruding 6 equidistance distributes at the outer wall of protection pad 5.
In the use, utilize the cover to establish the protection pad 5 at gag lever post 3 outer wall can reduce gag lever post 3 the wearing and tearing that receive in the use, simultaneously, protruding 6's setting can further reduce the wearing and tearing of protection pad 5 to protect the process to gag lever post 3 better, avoid gag lever post 3 to take place to damage because of long-time wearing and tearing, and then ensure the result of use of assembly pulley body 1.
The protrusion 6 of the hemispherical structure can better contact with the stranded wire to reduce the abrasion of the stranded wire when contacting with the outer wall of the limit rod 3, and better protect the protection pad 5, thereby prolonging the service life of the protection pad 5.
The protection pad 5 of cylinder structure can conveniently install the outer wall at gag lever post 3, simultaneously, when stranded conductor and the outer wall of protection pad 5 contact, can also protect the process to gag lever post 3, prolongs gag lever post 3's life.
The slot 2 has been seted up to the lateral wall of assembly pulley body 1, and the one end outer wall of gag lever post 3 slides the laminating with the inner wall of slot 2, and the one end that slot 2 was kept away from to gag lever post 3 is fixed with installation head 4, and the outer wall of installation head 4 and the inner wall threaded connection of assembly pulley body 1, installation head 4 include the screw thread post, and the screw thread groove that supplies the screw thread post to connect has been seted up to the lateral wall of assembly pulley body 1, the outer wall and the inner wall threaded connection of screw thread groove of screw thread post.
When the protection pad 5 is worn seriously and needs to be replaced, the installation head 4 can be driven to be separated from the side wall of the pulley block body 1 by reversely rotating the installation head 4, the protection pad 5 on the surface of the pulley block body 1 can be replaced by pulling the installation head 4 to detach the limiting rod 3 from the inner wall of the pulley block body 1, and the protection effect of the protection pad 5 can be ensured by the replacement process of the protection pad 5, so that the protection process of the limiting rod 3 is better realized.
The mode that utilizes the screw post to install gag lever post 3 can make things convenient for gag lever post 3's installation, makes its outer wall protection pad 5's change process more convenient simultaneously, ensures the protection effect of protection pad 5 to gag lever post 3.
One end of the protection pad 5 is attached to the inner wall of the pulley block, two limiting rods 3 are arranged, the two limiting rods 3 are respectively arranged on two sides of the inner wall of the pulley block body 1, the symmetrically arranged limiting rods 3 can better avoid the stranded wires from falling off from pulley grooves of pulleys, and therefore the use effect of the pulley block body 1 is better.
Through hole 7 has been seted up at the middle part of protection pad 5, and the outer wall of gag lever post 3 is laminated with the inner wall of through hole 7, and gag lever post 3 and the axle center coincidence of protection pad 5, and the seting up of through hole 7 can make things convenient for the installation of protection pad 5 when the axle center is coincident for the installation of protection pad 5 is more convenient.
The slot 2 is of a cylindrical structure. And the internal diameter of slot 2 is not less than the external diameter of gag lever post 3, and the setting of cylindrical slot 2 can make things convenient for the connection process of gag lever post 3 and slot 2 inner wall, simultaneously, when the internal diameter of slot 2 is greater than the external diameter of gag lever post 3, can ensure gag lever post 3 and slot 2's grafting process.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a mast assembly pulley protector which characterized in that: the pulley block comprises a pulley block body (1) and a protection assembly, wherein a limiting rod (3) is movably arranged on the inner wall of the pulley block body (1);
the protection subassembly is including protection pad (5), protection pad (5) are cylindric structure, the outer wall of gag lever post (3) is with the inner wall slip laminating of protection pad (5), the outer wall of protection pad (5) is fixed with protruding (6), protruding (6) are hemisphere structure, just protruding (6) are provided with a plurality ofly, a plurality of protruding (6) equidistance distributes at the outer wall of protection pad (5).
2. The mast pulley block protection device of claim 1, wherein: the pulley block is characterized in that the slot (2) is formed in the side wall of the pulley block body (1), one end outer wall of the limiting rod (3) is in sliding fit with the inner wall of the slot (2), one end, far away from the slot (2), of the limiting rod (3) is fixedly provided with the mounting head (4), and the outer wall of the mounting head (4) is in threaded connection with the inner wall of the pulley block body (1).
3. The mast pulley block protection device of claim 2, wherein: the installation head (4) comprises a threaded column, a threaded groove for the threaded column to be connected is formed in the side wall of the pulley block body (1), and the outer wall of the threaded column is in threaded connection with the inner wall of the threaded groove.
4. The mast pulley block protection device of claim 1, wherein: one end of the protection pad (5) is attached to the inner wall of the pulley block, two limiting rods (3) are arranged, and the two limiting rods (3) are respectively arranged on two sides of the inner wall of the pulley block body (1).
5. The mast pulley block protection device of claim 1, wherein: the middle part of protection pad (5) has seted up through-hole (7), the laminating of the outer wall of gag lever post (3) and the inner wall of through-hole (7), just gag lever post (3) and the axle center coincidence of protection pad (5).
6. The mast pulley block protection device of claim 2, wherein: the slot (2) is of a cylindrical structure, and the inner diameter of the slot (2) is not smaller than the outer diameter of the limiting rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322417622.1U CN220723408U (en) | 2023-09-05 | 2023-09-05 | Mast pulley block protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322417622.1U CN220723408U (en) | 2023-09-05 | 2023-09-05 | Mast pulley block protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220723408U true CN220723408U (en) | 2024-04-05 |
Family
ID=90488133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322417622.1U Active CN220723408U (en) | 2023-09-05 | 2023-09-05 | Mast pulley block protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220723408U (en) |
-
2023
- 2023-09-05 CN CN202322417622.1U patent/CN220723408U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220723408U (en) | Mast pulley block protection device | |
| CN202189912U (en) | Overhead transmission line grounding device | |
| CN204012583U (en) | A kind of suspension clamp | |
| CN209168809U (en) | A kind of anti-oxidant photovoltaic power generation wire and cable | |
| CN209607495U (en) | A kind of low-loss power cable | |
| CN108923270A (en) | A kind of optimized lightning rod and its method | |
| CN103944127A (en) | Suspension clamp | |
| CN216597096U (en) | Cable convenient to hoist and mount | |
| CN211788247U (en) | Cable for sea floating type wind power generation | |
| CN208906980U (en) | A kind of machine-roomless lift rope socketing device | |
| CN108502718B (en) | Crane lifting hook convenient to disassemble | |
| CN204833917U (en) | Formula aviation warning ball twists in advance | |
| CN207571352U (en) | A kind of strong optical fiber steel wire of protective | |
| CN211664581U (en) | Power line protection structure for electric hoist | |
| CN219259283U (en) | Hoisting connecting piece for hoisting machine | |
| CN213651453U (en) | Cable fixing device moves about | |
| CN218918519U (en) | Cable former earth shaft overload protection device for production cable | |
| CN205264533U (en) | Insulative operating rod | |
| CN218299488U (en) | Insulator | |
| CN212655376U (en) | Gantry crane cable fixing and limiting device | |
| CN219067347U (en) | Wire and cable connection assembly | |
| CN212875343U (en) | Vertically-arranged double-wire clamp type suspension clamp | |
| CN214031412U (en) | Aluminum coil lifting device | |
| CN207312874U (en) | A kind of taking-up frame anti-off device | |
| CN219065799U (en) | Optical fiber multi-wire bundle connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |