CN108974772B - Method for replacing rubber belt of rubber belt conveyor of underground main roadway - Google Patents
Method for replacing rubber belt of rubber belt conveyor of underground main roadway Download PDFInfo
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- CN108974772B CN108974772B CN201810670436.XA CN201810670436A CN108974772B CN 108974772 B CN108974772 B CN 108974772B CN 201810670436 A CN201810670436 A CN 201810670436A CN 108974772 B CN108974772 B CN 108974772B
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- rubber belt
- winch
- adhesive tape
- roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/32—Belts or like endless load-carriers made of rubber or plastics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/10—Arrangements of rollers
Abstract
The invention discloses a method for replacing a rubber belt of a rubber belt conveyor of an underground main roadway, and relates to the technical field of mine transportation mechanical equipment; the problems of low efficiency and labor consumption when the rubber belt of the underground main roadway rubber belt conveyor is replaced are solved; the method comprises the following steps: overlapping two tape heads of the new and old adhesive tapes; hanging the new adhesive tape on a roller, wherein the roller is connected with an auxiliary towing winch which rotates through a towing roller; the new rubber belt gradually moves to the position of an upper conveying belt of the rubber belt conveyor along with the rotation of the roller; stopping the auxiliary dragging winch, connecting a main dragging winch on an old conveying rubber belt at the lower part of the rubber belt conveyor, pulling the old rubber belt by the main dragging winch, and gradually replacing a new rubber belt onto an upper belt carrier roller of the rubber belt conveyor under the traction of the old rubber belt; the invention solves the problem of winch towing resistance, greatly improves the working efficiency, reduces the working load of the main towing winch and improves the working safety.
Description
Technical Field
The invention belongs to the technical field of mine transportation mechanical equipment, and relates to a novel process for replacing an adhesive tape of an adhesive tape conveyor under special environmental conditions in a main roadway under a coal mine main shaft, which is suitable for the adhesive tape conveyor of the coal mine main shaft, and is also suitable for the process procedures of replacing the adhesive tape of the adhesive tape conveyor under similar environmental conditions of coal mines and non-coal mines and the like.
Background
At present, large and medium-sized coal mines at home and abroad are provided with a raw coal transportation system, and a belt conveyor is an aorta for raw coal transportation and is used for continuously transporting the recovered raw coal out of a mine every day. The common roll-by-roll replacement method for replacing the adhesive tape of the underground adhesive tape machine of the coal mine is only suitable for the construction of a single adhesive tape machine. The specific replacement method comprises the following steps: the method comprises the steps of firstly winding a new adhesive tape on a special roller on the ground, then lifting the new adhesive tape down the well through a secondary well, conveying the new adhesive tape to the tail of an adhesive tape conveyor through a bottom-hole parking lot, a loading chamber and a bottom-hole parking lot connection inclined roadway, hoisting the new adhesive tape by using a chain block, connecting the new adhesive tape with the adhesive tape on the adhesive tape conveyor, covering the new adhesive tape on an old adhesive tape of the adhesive tape conveyor by using the adhesive tape conveyor, cutting the old adhesive tape in 2-3 m sections, turning out the cut old adhesive tape from the lower side of the new adhesive tape, withdrawing the old adhesive tape, tensioning and folding the two ends of the new adhesive tape by using the chain block to manufacture joints, and finishing the adhesive tape replacement process of the adhesive tape conveyor. In actual operation, the friction resistance of the new adhesive tape is very large due to the long overlapping surface of the new adhesive tape and the old adhesive tape, and the winch is abnormally stressed when being dragged and cannot finish dragging work at all. In the overlapping area, the work progress of manually turning up the adhesive tape to remove the friction force is very slow, so that the overall progress of the adhesive tape replacement work is slow. The technology for fixing and replacing the adhesive tape has the following defects: the method mainly has the following defects: the process is complex and the engineering time is long. The whole construction process adopts manual operation, a large amount of manpower is consumed, and the working efficiency is low. The recovered old adhesive tape is damaged and cannot be reused, so that the waste is caused. The new adhesive tape is lifted, the old adhesive tape is recycled and the like, and the construction needs to be carried out by multiple persons in a matching way, so that the safety is low.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a method for replacing the rubber belt of the rubber belt conveyor of the underground main roadway. The problem of low efficiency when main tunnel band conveyer changes the sticky tape in the pit, consume the manpower is solved.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the method comprises the following steps:
a) and overlapping and bonding one end of the new adhesive tape and one end of the upper tape of the old adhesive tape.
b) Hanging a new adhesive tape on a roller, wherein the roller is connected with an auxiliary towing winch through a connecting rope, and the auxiliary towing winch drags the roller to rotate through the connecting rope; the new adhesive tape is gradually moved to the position of the upper conveying belt of the adhesive tape conveyor along with the rotation of the roller.
c) And stopping the auxiliary dragging winch, connecting a main dragging winch on the old conveying rubber belt at the lower part of the rubber belt conveyor, pulling the old rubber belt by the main dragging winch, and gradually replacing the new rubber belt onto an upper belt carrier roller of the rubber belt conveyor under the traction of the old rubber belt.
Further optimizing, cutting the old rubber belt pulled down by the main towing winch, and towing and recovering by a recovery winch arranged in the connecting roadway.
Further optimization, the action of dragging the new adhesive tape to the position of the upper conveyor belt by the auxiliary dragging winch and the action of dragging the old adhesive tape by the main dragging winch are alternately carried out until the new adhesive tape is completely replaced on the adhesive tape conveyor.
Further optimization, the diameter of the roller is 6 meters, the auxiliary towing winch is a 14-ton slow-speed winch, and the main towing winch is a 28-ton slow-speed winch.
Further preferably, the connecting rope is a high-strength steel wire rope.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts a mode of mutual relay of the auxiliary towing winch and the main towing winch to gradually replace a new rubber belt on the rubber belt conveyor, and adopts the auxiliary towing winch, and the steel wire rope end of the winch is fixed with the roller which rolls to play a role of a movable pulley. When the auxiliary towing winch pulls the roller to rotate, the new adhesive tape which is already towed to the upper end close to the adhesive tape conveyor is not moved, and only the new adhesive tape part at the rear part is towed, so that the effect of towing the ground overlapped adhesive tape is achieved. When the auxiliary towing winch runs out, the auxiliary towing winch stops and releases the brake, the main towing winch is started, the main towing winch is equivalent to only drag the rubber belt above the bend drum at the moment, and the friction force of the new belt overlapping area does not influence the main towing winch, so that the main towing winch can easily complete the work. The method greatly improves the working efficiency, and simultaneously greatly improves the working safety because the working load of the main towing winch is reduced during operation. The invention thoroughly solves the problem of the drag resistance of the winch; the working efficiency is improved by more than 9 times.
Drawings
FIG. 1 is a schematic view showing the operation of replacing a new adhesive tape according to the present invention.
Wherein, 1 is the new sticky tape, 2 is the upper belt bearing roller, 3 is the supplementary winch of towing, 4 is main winch of towing, 5 is the recovery winch, 6 is the cylinder, 7 is the main tunnel, 8 is the lane of ally oneself with, 9 is the old sticky tape of lower belt bearing roller department.
Detailed Description
The technical solutions of the present invention are described in detail below with reference to examples, but the scope of protection is not limited thereto.
Cutting off the upper belt at the tail of the rubber belt conveyor about 100 meters after the rubber belt conveyor is stopped, vulcanizing the old rubber belt head and the new rubber belt head prepared in advance for about 12 hours, wherein the length of the overlapped part of the new rubber belt and the old rubber belt is 400 meters; after the joint is vulcanized, hanging part of a new adhesive tape 1 on a roller 6 with the diameter of six meters, connecting the roller 6 with an auxiliary 14-ton towing winch 3 through a steel wire rope, and dragging the roller 6 to rotate through the auxiliary towing winch 3 through the steel wire rope; the new rubber belt 1 gradually moves to the position of an upper belt carrier roller 2 of the rubber belt conveyor along with the rotation of the roller 6; when the above steps are completed, the auxiliary towing winch 3 is stopped. At the moment, a main traction winch 4 of 18 tons is connected to an old rubber belt 9 on a lower belt carrier roller of the rubber belt conveyor through a steel wire rope, the old rubber belt is pulled by the main traction winch 4, and a new rubber belt 1 which is already conveyed to an upper belt carrier roller under the traction of the old rubber belt is gradually replaced onto an upper belt carrier roller 2 of the rubber belt conveyor. And starting the auxiliary towing winch 3 with 14 tons again to rotate the roller 6 to move the new adhesive tape 1, and repeating the steps to realize the effect of relay towing of the two winches.
The old belt gradually pulls the new belt onto the upper belt carrier roller 2. And (3) breaking the belt at the initial belt breaking position every 90 meters, dragging the broken 90-meter old belt into a forward coal outlet combined roadway 8 by using a recovery winch 5 in the combined roadway 8, and gradually recovering the old belt and simultaneously taking a new belt on a rack by analogy.
While the invention has been described in further detail with reference to specific preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A method for replacing a rubber belt of a rubber belt conveyor of an underground main roadway is characterized by comprising the following steps:
a) overlapping and bonding one end of the new adhesive tape and one end of the upper tape of the old adhesive tape;
b) hanging a new adhesive tape on a roller, wherein the roller is connected with an auxiliary towing winch through a connecting rope, and the auxiliary towing winch drags the roller to rotate through the connecting rope; the new rubber belt gradually moves to the position of an upper conveying belt of the rubber belt conveyor along with the rotation of the roller;
c) stopping the auxiliary dragging winch, connecting a main dragging winch on the old conveying rubber belt at the lower part of the rubber belt conveyor, pulling the old rubber belt by the main dragging winch, and gradually replacing the new rubber belt onto an upper belt carrier roller of the rubber belt conveyor under the traction of the old rubber belt;
and the auxiliary towing winch alternately performs the action of towing the new adhesive tape to the upper conveying belt position and the action of towing the old adhesive tape by the main towing winch until the new adhesive tape is completely replaced on the adhesive tape conveyor.
2. The method for replacing the rubber belt of the underground main roadway rubber belt conveyor as claimed in claim 1, wherein the diameter of the roller is 6 meters, the auxiliary towing winch is a 14-ton slow-speed winch, and the main towing winch is a 28-ton slow-speed winch.
3. The method for replacing the rubber belt of the underground main roadway rubber belt conveyor as claimed in claim 1, wherein the connecting rope is a high-strength steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810670436.XA CN108974772B (en) | 2018-06-26 | 2018-06-26 | Method for replacing rubber belt of rubber belt conveyor of underground main roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810670436.XA CN108974772B (en) | 2018-06-26 | 2018-06-26 | Method for replacing rubber belt of rubber belt conveyor of underground main roadway |
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| Publication Number | Publication Date |
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| CN108974772A CN108974772A (en) | 2018-12-11 |
| CN108974772B true CN108974772B (en) | 2022-01-14 |
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| CN201810670436.XA Active CN108974772B (en) | 2018-06-26 | 2018-06-26 | Method for replacing rubber belt of rubber belt conveyor of underground main roadway |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958219A (en) * | 2020-09-28 | 2020-11-20 | 淮南矿业(集团)有限责任公司 | Belt replacing method of button sewing belt conveyor |
| CN112875158A (en) * | 2021-01-29 | 2021-06-01 | 神华神东煤炭集团有限责任公司 | Method for replacing fully mechanized coal mining face conveyor chain |
| CN113321028A (en) * | 2021-06-09 | 2021-08-31 | 山东莱钢磁浮列车轨道工程有限公司 | Multipurpose adhesive tape electric tool |
| CN113184611A (en) * | 2021-06-09 | 2021-07-30 | 莱芜钢铁集团建筑安装工程有限公司 | Adhesive tape replacing method for adhesive tape machine |
| CN114147662A (en) * | 2021-11-30 | 2022-03-08 | 国家能源集团宁夏煤业有限责任公司枣泉煤矿 | Novel process for replacing rubber belt of rubber belt conveyor of main inclined shaft for mine |
| CN114226634A (en) * | 2021-12-01 | 2022-03-25 | 钢城集团凉山瑞海实业有限公司 | Dust removal scraper blade ash conveying chain replacing device |
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| CN108974772A (en) | 2018-12-11 |
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