CN219689204U - Movable electric winch for disassembling and assembling bolts of primary crusher - Google Patents
Movable electric winch for disassembling and assembling bolts of primary crusher Download PDFInfo
- Publication number
- CN219689204U CN219689204U CN202321234183.4U CN202321234183U CN219689204U CN 219689204 U CN219689204 U CN 219689204U CN 202321234183 U CN202321234183 U CN 202321234183U CN 219689204 U CN219689204 U CN 219689204U
- Authority
- CN
- China
- Prior art keywords
- primary crusher
- electric hoist
- electric winch
- tripod
- disassembling
- 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.)
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Links
- 239000000725 suspension Substances 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 abstract description 8
- 229910052742 iron Inorganic materials 0.000 abstract description 7
- 239000012141 concentrate Substances 0.000 abstract description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 4
- 239000011707 mineral Substances 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model belongs to the technical field of mineral processing production in the metallurgical industry, and particularly relates to a movable electric winch for disassembling and assembling bolts of a primary crusher. The utility model is arranged on a two-layer platform of the primary crusher, and the flange tension bolts of the primary crusher can be quickly and safely replaced by the movable electric winch, so that the maintenance time of the primary crusher is effectively shortened, the production efficiency is improved, the yield of iron ore concentrate is increased, and the potential safety hazard is eliminated.
Description
Technical Field
The utility model belongs to the technical field of mineral processing production in the metallurgical industry, and particularly relates to a movable electric winch for disassembling and assembling bolts of a primary crusher.
Background
The primary crusher is a large-scale mechanical device for crushing iron ore in ore dressing production in the metallurgical industry. The primary crushing is also called head crushing and initial crushing. The primary crushing is to crush massive iron ores for the first time, convey the crushed ores to a middle crusher and a fine crusher for crushing again through a belt conveyor, screen the ores through a screening machine, convey the screened qualified granularity ores to a ball mill and a magnetic separator for sorting, and finally produce iron ore concentrate.
Because the primary crusher is throat equipment for mineral separation production, and the primary crusher always runs with high load and high operation rate, the maintenance time of the primary crusher directly influences the yield of iron ore concentrate for mineral separation production. The primary crusher comprises an upper frame body and a lower frame body, the flanges of the upper frame body and the lower frame body are provided with 20 screw holes, 20 tension bolts are required to be disassembled and installed in each maintenance, each bolt weighs 75kg, 5 persons are required to be matched up and down in installation of one bolt, the labor intensity of maintenance operators is very high, the maintenance time is long, and certain potential safety hazards exist in manual replacement of the bolts.
Disclosure of Invention
The utility model aims to provide a movable electric winch for disassembling and assembling bolts of a primary crusher, so as to shorten the maintenance time of the primary crusher, eliminate potential safety hazards and increase the yield and efficiency.
The aim of the utility model is realized by the following technical scheme:
the utility model relates to a movable electric winch for disassembling and assembling bolts of a primary crusher, which is characterized by comprising an electric winch arranged on a secondary platform of the primary crusher, an electric winch arranged on the electric winch, a wire rope wound on the electric winch, a lifting hook connected with the end of the wire rope, an annular slide wire arranged on a frame body of the primary crusher and used for connecting a power supply, a cable of the electric winch connected on the annular slide wire and used for obtaining the power supply,
the electric winch comprises a tripod consisting of a bracket, a flat lacing wire and a base, a pedal connected with the bottom of the tripod, a suspension arm connected with the base, a pulley arranged at the front end of the suspension arm, diagonal lacing wires connecting the suspension arm and the tripod, a plurality of universal wheels respectively arranged at the bottoms of the tripod and the pedal,
the steel wire rope is lapped on the pulley.
The foot pedal is provided with a triangular lacing wire.
The included angle between the suspension arm and the triangular bracket is 60 degrees.
The utility model has the advantages that:
the movable electric winch for disassembling and assembling the bolts of the primary crusher is arranged on a two-layer platform of the primary crusher, and the flange tension bolts of the primary crusher can be quickly and safely replaced through the movable electric winch, so that the maintenance time of the primary crusher is effectively shortened, the production efficiency is improved, the yield of iron ore concentrate is increased, and the potential safety hazard is eliminated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
FIG. 2 is a schematic view of the use position of the present utility model.
Detailed Description
Specific embodiments of the present utility model are further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the movable electric hoist for the bolt disassembly of the primary crusher of the present utility model is characterized by comprising an electric hoist 10 arranged on a secondary platform 7 of the primary crusher, an electric hoist 13 arranged on the electric hoist 10, a wire rope 23 wound on the electric hoist 13, a lifting hook 24 connected with the end of the wire rope 23, an annular slide wire 12 arranged on a frame body 1 of the primary crusher for connecting a power supply, a cable 11 of the electric hoist 13 connected to the annular slide wire 12 and obtaining the power supply,
the electric hoist 10 comprises a tripod formed by a bracket 15, a flat lacing wire 16 and a base 14, a foot pedal 17 connected with the bottom of the tripod, a suspension arm 20 connected with the base 14, a pulley 22 arranged at the front end of the suspension arm 20, an oblique lacing wire 21 connected with the suspension arm 20 and the tripod, a plurality of universal wheels 19 respectively arranged at the bottoms of the tripod and the foot pedal 17,
the steel wire rope 23 is lapped on the pulley 22.
The foot pedal 17 is provided with a triangular lacing wire 18.
The included angle between the suspension arm 20 and the triangular bracket is 60 degrees.
The annular slide wire 12 surrounds the upper frame body 1 and is at a certain distance from the upper frame body 1, the connection of the annular slide wire 12 and the upper frame body 1 adopts insulating connection, and a cable 11 of the electric hoist 13 is connected to the annular slide wire 12 and obtains power.
The included angle between the two suspension arms 20 and the same-side support triangular support is 60 degrees, the length of the suspension arms 20 does not exceed that of the same-side triangular support, the top ends of the two suspension arms 20 are welded at one side end part of the base 14, a pulley 22 is arranged at the bottom ends of the two suspension arms 20, the pulley 22 is arranged between the two suspension arms 20, and a pulley shaft is fixedly connected with the bottom ends of the suspension arms 20 through bolts; the wire rope 23 of the electric hoist 13 freely sags through the pulley 22, and a hook 24 with high toughness and strength is fixedly arranged at the end part of the wire rope 23.
The utility model relates to a movable electric winch truck for disassembling and assembling bolts of a primary crusher, which is characterized in that a movable electric winch truck 10 is arranged on a secondary platform 7 of the primary crusher, an annular slide wire 12 is arranged around an upper frame body 1, a cable 11 of an electric winch 13 is connected to the annular slide wire 12 and obtains a power supply, the secondary platform 7 is annular, and the electric winch truck 10 can horizontally move on the secondary platform 7. The electric hoist car 10 comprises an A-frame composed of a bracket 15, a flat lacing wire 16 and a base 14, a foot pedal 17 connected with the bottom of the A-frame, a suspension arm 20 connected with the base 14, a pulley 22 arranged at the front end of the suspension arm 20, an inclined lacing wire 21 connecting the suspension arm 20 and the A-frame, and a plurality of universal wheels 19 respectively arranged at the bottoms of the A-frame and the foot pedal 17. When the primary crusher tightening bolts 5 are installed, the lifting hooks 24 of the electric winch 10 are moved to the positions above the screw holes 4 of the flanges 3 of the upper frame body 1 and the lower frame body 2 of the primary crusher, an operator stands on the pedal 17 of the electric winch 10, starts the electric winch 13, the lifting hooks 24 pass through the nuts 6 and the screw holes 4 and hook the lifting rings 9 welded at the end parts of the tightening bolts 5 in advance, the tightening bolts 5 placed on the one layer of platform 8 are lifted, and the nuts 6 are connected with the tightening bolts 5 to fasten the flanges 3. The electric hoist 10 operates in reverse with respect to the mounting when the bolts are removed. The flange tightening bolts 5 of the primary crusher can be quickly and safely detached and installed through the movable electric winch 10, so that the production efficiency is improved, and potential safety hazards are eliminated.
The movable electric winch for disassembling and assembling the bolts of the primary crusher is arranged on the two-layer platform 7 of the primary crusher, and the flange tension bolts 5 of the primary crusher can be quickly and safely replaced through the movable electric winch 10, so that the maintenance time of the primary crusher is effectively shortened, the production efficiency is improved, the yield of iron ore concentrate is increased, and the potential safety hazard is eliminated.
Claims (3)
1. A movable electric hoist for disassembling and assembling bolts of a primary crusher is characterized by comprising an electric hoist arranged on a two-layer platform of the primary crusher, an electric hoist arranged on the electric hoist, a wire rope wound on the electric hoist, a lifting hook connected with the end of the wire rope, an annular slide wire arranged on a frame body of the primary crusher and used for connecting a power supply, a cable of the electric hoist is connected on the annular slide wire and used for obtaining the power supply,
the electric winch comprises a tripod consisting of a bracket, a flat lacing wire and a base, a pedal connected with the bottom of the tripod, a suspension arm connected with the base, a pulley arranged at the front end of the suspension arm, diagonal lacing wires connecting the suspension arm and the tripod, a plurality of universal wheels respectively arranged at the bottoms of the tripod and the pedal,
the steel wire rope is lapped on the pulley.
2. The movable electric hoist for disassembling and assembling bolts of a primary crusher according to claim 1, characterized in that the foot pedal is provided with a triangular lacing wire.
3. The movable electric hoist for the dismounting of bolts of a primary crusher according to claim 1, characterized in that the angle between the boom and the tripod is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321234183.4U CN219689204U (en) | 2023-05-22 | 2023-05-22 | Movable electric winch for disassembling and assembling bolts of primary crusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321234183.4U CN219689204U (en) | 2023-05-22 | 2023-05-22 | Movable electric winch for disassembling and assembling bolts of primary crusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219689204U true CN219689204U (en) | 2023-09-15 |
Family
ID=87971249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321234183.4U Active CN219689204U (en) | 2023-05-22 | 2023-05-22 | Movable electric winch for disassembling and assembling bolts of primary crusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219689204U (en) |
-
2023
- 2023-05-22 CN CN202321234183.4U patent/CN219689204U/en active Active
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| GR01 | Patent grant |