CN110282344B - Scalable simple and easy tail of scraper conveyor and scraper conveyor - Google Patents
Scalable simple and easy tail of scraper conveyor and scraper conveyor Download PDFInfo
- Publication number
- CN110282344B CN110282344B CN201910163487.8A CN201910163487A CN110282344B CN 110282344 B CN110282344 B CN 110282344B CN 201910163487 A CN201910163487 A CN 201910163487A CN 110282344 B CN110282344 B CN 110282344B
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- CN
- China
- Prior art keywords
- tail
- frame
- sliding
- scraper conveyor
- tail frame
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- 238000003825 pressing Methods 0.000 claims description 5
- 239000003245 coal Substances 0.000 abstract description 13
- 238000005065 mining Methods 0.000 abstract description 10
- 230000009194 climbing Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/18—Details
-
- 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
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/18—Details
- B65G19/20—Traction chains, ropes, or cables
-
- 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
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
Abstract
The invention relates to the field of scraper conveyors of underground fully-mechanized mining working faces of coal mines, in particular to a telescopic simple tail of a scraper conveyor and the scraper conveyor; the traditional scraper conveyor head and tail are provided with driving devices, but some coal mines have shorter working surfaces or larger slopes, and under the condition, the carrying requirements can be met by arranging one driving device on the head. Meanwhile, in order to realize the adjustment of the chain tension at any time, a section of telescopic simple tail is required to be arranged. The traditional telescopic tail is widely formed by a fixed frame and a movable frame, but the telescopic tail is large and heavy in structure. According to the telescopic simple tail, the sliding frame is arranged in the tail frame, and the telescopic lap joint part is positioned on the slope section of the tail frame, so that the space can be saved to the greatest extent, the climbing angle of the middle plate is reduced, the bedding amount of the coal mining machine is increased, the equipment cost can be saved, the pushing and the maintenance are facilitated, and the service life of the equipment is prolonged.
Description
Technical Field
The invention relates to the technical field of scraper conveyors for underground fully-mechanized mining working faces of coal mines, in particular to a telescopic simple tail of a scraper conveyor and the scraper conveyor.
Background
In the underground fully-mechanized coal mining face of a coal mine, a scraper conveyor is one of main equipment of the fully-mechanized coal mining face. In the working process, the load of the scraper chain is continuously changed along with the influence of the coal mining speed of the coal mining machine, the pushing of the bracket and the like, and the scraper chain is also loosened or tightened. The telescopic tail is used as a main component of the scraper conveyor, so that the chain tension can be adjusted at any time, the frequency of chain cutting operation of the scraper conveyor on a working face is effectively reduced, the labor force of workers is saved, and the working efficiency is improved.
The telescopic tail of the scraper conveyor widely used at present consists of a fixed frame and a movable frame, wherein the two ends of an oil cylinder are respectively connected with the fixed frame and the movable frame, and the telescopic movement of the movable frame is driven by the telescopic movement of the oil cylinder. The telescopic lap joint part of the structure is positioned on the horizontal section, so that the horizontal section is required to be longer, but under the condition that the length of the tail is required to be certain, the longer the horizontal section is, the larger the climbing angle of the middle plate is, and the more serious the abrasion of the scraper chain to the middle plate is. Moreover, the structure is heavy, the overall size is bigger, and the requirements of the coal mining machine on bedding and cutting through the bottom plate are difficult to meet.
In addition, the head and the tail of the traditional scraper conveyor are provided with driving devices, but some coal mines have shorter working surfaces or larger slopes, and under the condition, the carrying requirements can be met by only arranging one driving device on the head. Meanwhile, in order to realize the adjustment of the chain tension at any time, a section of telescopic simple tail is required to be arranged.
Disclosure of Invention
In view of the above, the present invention is directed to a telescopic simple tail of a scraper conveyor, which is not equipped with a driving device and has a telescopic function, and a telescopic overlap part is located at a slope section and is telescopic obliquely. Shortening the horizontal section of the tail, reducing the climbing angle, reducing the central height of the chain wheel and increasing the bedding amount of the coal mining machine.
Another object of the present invention is to provide a scraper conveyor, which is provided with a telescopic simple tail, wherein the tail is not provided with a driving device, has a telescopic function, and can adjust the tension of a chain at any time.
In a first aspect, the invention discloses a telescopic simple tail of a scraper conveyor, which comprises a tail frame 1 and a sliding frame 13 arranged in the tail frame 1; the device also comprises an oil cylinder 3, wherein two ends of the oil cylinder 3 are respectively connected with the tail frame 1 and the sliding frame 13; the side plates at the two sides of the tail frame 1 are provided with slide ways at the slope sections, and the slide frames 13 are pushed to slide in the slide ways at the two sides of the tail frame 1 along with the extension and retraction of the oil cylinders 3.
Further, locating plates 4 are arranged above side plate slideways on two sides of the tail frame 1, four locating pin holes A with the interval of 150mm are uniformly formed in the locating plates 4, and the locating plates 4 and the tail frame 1 are welded into a whole.
Further, two sides of the tail frame 1 are provided with connecting lugs A2, the connecting lugs A2 and the tail frame 1 are welded into a whole, and are connected with one end of the oil cylinder 3 through a fixing pin B7; the side plates at two sides of the tail frame 1 are provided with supports, and the pushing part is connected with the tail frame 1 through support bolts to push the tail.
Further, an upper cover plate 10 and a rear cover plate 11 are respectively arranged above and behind the tail frame 1. The upper cover plate 10 is connected with the tail frame 1 through bolts, and the rear cover plate 11 is inserted into a groove arranged at the rear end of the tail frame 1 and is fixedly connected with the upper cover plate 10 through bolts; the upper cover plate 10 and the rear cover plate 11 are detachable to facilitate the installation and maintenance of the carriage 13, as well as the tongue plate 6, the press block 8, the sprocket assembly 9, and the derailleur 12.
Further, the two sides of the sliding frame 13 are provided with sliding blocks 15, three positioning pin holes B with the interval of 100mm are uniformly formed in the sliding blocks 15, the sliding blocks 15 and the sliding frame 13 are welded into a whole, the sliding blocks slide on the sliding ways on the two sides of the tail frame 1, 9 grades of connection positioning can be performed with the positioning plates 4, each grade of 50mm can be connected through the fixing pins A5.
Further, coupling lugs 14 are arranged on two sides of the carriage 13, the coupling lugs 14 are welded with the carriage into a whole, and are connected with one end of the oil cylinder 3 through a fixing pin B7.
Further, a T-shaped groove is arranged in the sliding frame 13, and the pressing block 8 is used for connecting and fixing the chain wheel assembly 9 and the sliding frame 13 into a whole through square bolts; the tongue plate 6 and the derailleur 12 are coupled and fixed to the carriage 13 by square head bolts. When the sliding frame stretches and moves, the chain wheel assembly 9, the tongue plate 6 and the derailleur 12 are driven to move together, so that the tension of the chain is adjusted.
In order to achieve the above purpose, the invention also provides a scraper conveyor, which is provided with the telescopic simple tail of the scraper conveyor.
The telescopic simple tail of the scraper conveyor has the advantages of simple structure and reasonable and reliable design. The telescopic part is obliquely arranged, so that the climbing angle of the middle plate is reduced to the greatest extent, the abrasion of the scraper chain to the middle plate and the upper wing plate is reduced, and the service life of the equipment is prolonged. And the thrust direction of the oil cylinder is on the same straight line with the centers of the sliding frame and the chain wheel, so that the stress state of the oil cylinder during pushing and pulling is more optimized and perfected. In addition, the height of the tail is reduced, the bedding amount of the coal mining machine is increased, and the tail is convenient to push.
The technical scheme of the invention is described in detail below with reference to the accompanying drawings and the specific embodiments.
Drawings
FIG. 1 is a schematic view of a telescopic simple tail structure of the invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a front, top view of the carriage of the present invention;
FIG. 4 is a schematic diagram of the assembly structure of the carriage and the tail frame of the present invention;
in the figure: the machine comprises a machine tail frame 1, a connecting lug A2, an oil cylinder 3, a connecting plate 4, a fixing pin A5, a tongue plate 6, a fixing pin B7, a pressing block 8, a chain wheel assembly 9, an upper cover plate 10, a rear cover plate 11, a chain shifter 12, a sliding frame 13 and a sliding block 14.
Detailed Description
The following detailed description of specific embodiments of the invention refers to the accompanying drawings:
as shown in fig. 1, 2, 3 and 4, a telescopic simple tail of a scraper conveyor of the invention comprises a tail frame 1 and a carriage 13 arranged in the tail frame 1. Slide ways are arranged on the slope sections of the side plates on the two sides of the tail frame 1, positioning plates 4 are arranged above the slide ways, four positioning pin holes A with the interval of 150mm are uniformly formed in the positioning plates 4, and the positioning plates 4 and the tail frame 1 are welded into a whole. The two sides of the tail frame 1 are provided with the connecting lugs A2 at the same time, and the connecting lugs A2 and the tail frame 1 are welded into a whole. The sliding blocks 15 are arranged on two sides of the sliding block 13, three positioning pin holes B with the distance of 100mm are uniformly formed in the sliding blocks 15, the sliding blocks 15 are welded with the sliding block 13 into a whole, the connecting lugs B14 are also arranged on two sides of the sliding block 13, and the connecting lugs B14 are welded with the sliding block into a whole. Thus, the two ends of the oil cylinder 3 are respectively connected with the connecting lugs B14 and the connecting lugs A2 through the fixing pins B7, the sliding frame 13 and the tail frame 1 are connected into a whole, and the sliding frame 13 is pushed to slide on the sliding ways on the two sides of the tail frame 1 along with the expansion and contraction of the oil cylinder 3. Meanwhile, the slide block 15 and the positioning plate 4 can be connected and positioned in 9 grades, each grade is 50mm, namely the expansion adjustment range is 0-450mm, and the slide block and the positioning plate are fixedly connected by a fixing pin A5.
In addition, a T-shaped groove is arranged in the sliding frame 13, and the pressing block 8 is used for connecting and fixing the chain wheel assembly 9 and the sliding frame 13 into a whole through square bolts. The tongue plate 6 and the derailleur 12 are coupled and fixed to the carriage 13 by square head bolts. When the sliding frame stretches and moves, the chain wheel assembly 9, the tongue plate 6 and the derailleur 12 are driven to move together, so that the tension of the chain is adjusted.
Further, an upper cover plate 10 and a rear cover plate 11 are respectively disposed above and behind the tail frame 1. The upper cover plate 10 is connected with the tail frame 1 through bolts, and the rear cover plate 11 is inserted into a groove arranged at the rear end of the tail frame 1 and is connected and fixed with the upper cover plate 10 through bolts. The upper cover plate 10 and the rear cover plate 11 are detachable, so that the carriage 13, the tongue plate 6, the pressing block 8, the chain wheel assembly 9, the derailleur 12 and other parts can be conveniently installed and maintained.
The embodiment of the invention also provides a scraper conveyor, which is provided with the telescopic simple tail of the scraper conveyor. The scraper conveyor comprises the telescopic simple tail of the scraper conveyor, so that the scraper conveyor has the technical effects and is not repeated.
The above detailed description of the embodiments of the invention is intended to be illustrative, but not limiting in form. On the basis of the description of the invention, the technical scheme described in the embodiment can be modified or part of technical features can be replaced equivalently by those skilled in the art, and the modification or replacement does not cause the essence of the corresponding technical scheme to deviate from the scope of the technical scheme of the embodiment of the invention.
Claims (2)
1. The utility model provides a scalable simple and easy tail of scraper conveyor which characterized in that: comprises a tail frame (1) and a sliding frame (13) arranged in the tail frame (1); the device also comprises an oil cylinder (3), wherein two ends of the oil cylinder (3) are respectively connected with the tail frame (1) and the sliding frame (13); the side plates at two sides of the tail frame (1) are provided with slide ways at the slope section, and the sliding frame (13) can slide in the slide ways at two sides of the tail frame (1); a positioning plate (4) is arranged above the side plate slide ways on two sides of the tail frame (1), four positioning pin holes A with the interval of 150mm are uniformly formed in the positioning plate (4), and the positioning plate (4) and the tail frame (1) are welded into a whole; the two sides of the tail frame (1) are provided with connecting lugs A (2), the connecting lugs A (2) are welded with the tail frame (1) into a whole, and are connected with one end of the oil cylinder (3) through a fixing pin B (7); the machine tail frame is characterized in that the side plates at two sides of the machine tail frame (1) are provided with supports, and the pushing part is connected with the machine tail frame (1) through support bolts; an upper cover plate (10) and a rear cover plate (11) are respectively arranged above and behind the tail frame (1); the upper cover plate (10) is connected with the tail frame (1) through bolts, and the rear cover plate (11) is inserted into a groove arranged at the rear end of the tail frame (1) and is fixedly connected with the upper cover plate (10) through bolts; the sliding blocks (15) are arranged on two sides of the sliding frame (13), three positioning pin holes B with the interval of 100mm are uniformly formed in the sliding blocks (15), the sliding blocks (15) and the sliding frame (13) are welded into a whole, slide on the sliding ways on two sides of the tail frame (1) and are connected and positioned with the positioning plate (4) through the fixing pins A (5); a T-shaped groove is arranged in the sliding frame (13), and the chain wheel assembly (9) and the sliding frame (13) are connected and fixed into a whole through a square head bolt by the pressing block (8); the tongue plate (6) and the derailleur (12) are connected and fixed into a whole with the sliding frame (13) through square head bolts; the two sides of the sliding frame (13) are provided with connecting lugs B (14), the connecting lugs B (14) are welded with the sliding frame into a whole, and one end of the sliding frame is connected with one end of the oil cylinder (3) through a fixing pin B (7).
2. A scraper conveyor comprising the flexible simple tail of the scraper conveyor of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163487.8A CN110282344B (en) | 2019-03-05 | 2019-03-05 | Scalable simple and easy tail of scraper conveyor and scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163487.8A CN110282344B (en) | 2019-03-05 | 2019-03-05 | Scalable simple and easy tail of scraper conveyor and scraper conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110282344A CN110282344A (en) | 2019-09-27 |
| CN110282344B true CN110282344B (en) | 2024-02-13 |
Family
ID=68001163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910163487.8A Active CN110282344B (en) | 2019-03-05 | 2019-03-05 | Scalable simple and easy tail of scraper conveyor and scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110282344B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU846429A1 (en) * | 1979-04-04 | 1981-07-15 | Предприятие П/Я Г-4986 | Scraper conveyer |
| RU2087669C1 (en) * | 1993-12-14 | 1997-08-20 | Нефтегазодобывающее управление "Прикамнефть" Производственного объединения "Татнефть" | Device for handling well tubes |
| CN101885413A (en) * | 2010-06-29 | 2010-11-17 | 煤炭科学研究总院太原研究院 | Large-inclination angle floating supporting type scraper conveyor |
| CN203079187U (en) * | 2013-01-09 | 2013-07-24 | 酒泉市汉鑫科技有限公司 | Novel scraper belt conveyor |
| WO2015096522A1 (en) * | 2013-12-23 | 2015-07-02 | 宁夏天地奔牛实业集团有限公司 | Rotational scraper conveyer |
| CN108946043A (en) * | 2018-08-22 | 2018-12-07 | 山西天巨重工机械有限公司 | A kind of angle adjustable automatic moving type drag conveyor |
| CN209777444U (en) * | 2019-03-05 | 2019-12-13 | 中煤张家口煤矿机械有限责任公司 | Telescopic simple tail of scraper conveyor and scraper conveyor |
-
2019
- 2019-03-05 CN CN201910163487.8A patent/CN110282344B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU846429A1 (en) * | 1979-04-04 | 1981-07-15 | Предприятие П/Я Г-4986 | Scraper conveyer |
| RU2087669C1 (en) * | 1993-12-14 | 1997-08-20 | Нефтегазодобывающее управление "Прикамнефть" Производственного объединения "Татнефть" | Device for handling well tubes |
| CN101885413A (en) * | 2010-06-29 | 2010-11-17 | 煤炭科学研究总院太原研究院 | Large-inclination angle floating supporting type scraper conveyor |
| CN203079187U (en) * | 2013-01-09 | 2013-07-24 | 酒泉市汉鑫科技有限公司 | Novel scraper belt conveyor |
| WO2015096522A1 (en) * | 2013-12-23 | 2015-07-02 | 宁夏天地奔牛实业集团有限公司 | Rotational scraper conveyer |
| CN108946043A (en) * | 2018-08-22 | 2018-12-07 | 山西天巨重工机械有限公司 | A kind of angle adjustable automatic moving type drag conveyor |
| CN209777444U (en) * | 2019-03-05 | 2019-12-13 | 中煤张家口煤矿机械有限责任公司 | Telescopic simple tail of scraper conveyor and scraper conveyor |
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| Publication number | Publication date |
|---|---|
| CN110282344A (en) | 2019-09-27 |
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