CN104989396A - Coal cutter body unit with adjustable height - Google Patents
Coal cutter body unit with adjustable height Download PDFInfo
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- CN104989396A CN104989396A CN201510456218.2A CN201510456218A CN104989396A CN 104989396 A CN104989396 A CN 104989396A CN 201510456218 A CN201510456218 A CN 201510456218A CN 104989396 A CN104989396 A CN 104989396A
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Abstract
The present invention discloses a coal cutter body unit with adjustable height, and the coal cutter body is used in a coal cutting and transportation integrated machine for horizontal or nearly horizontal advance continuous lateral coal cutting and coal transportation. The coal cutter body unit includes a base plate and a roof, which are horizontally disposed; the base plate and roof are connected into an H-shaped frame by a wallboard; the wallboard comprises the wallboard body and a telescoping body, which form an only-retractable composite structure in the direction of wall height; the wallboard body is fixedly connected to the base plate; the telescoping body is connected to the roof; and a hydraulic lifting device is arranged between the telescoping body and the wallboard body. Preferably, the only-retractable composite structure is formed by a rectangular plug cooperation structure, or at least two circular cylindrical cooperation structures in sliding fit. The present invention has the beneficial effects that the coal cutter body unit keeps the coal quality and recovery rate unchanged, when the coal seam thickness changes. The invention has the advantages of simple structure, maintenance convenience and low manufacture and usage cost.
Description
Technical field
The present invention relates to a kind of coal mining facility, particularly a kind of Height Adjustable coal-winning machine case unit felling and transporting coal all-in-one of the continuously lateral coal cutting fortune coal advanced for level or nearly level.
Background technology
The continuous coal cutting of side cut fell and transport coal all-in-one solve existing girdle or relatively thin in the critical facility of thick level or flat seam mechanization manless working face, it drives drive chain horizontal cyclic to move by drive sprocket, the mode utilizing the carrier bar connected at drive chain to arrange coal cutting teeth realizes mining, and utilize carrier bar and fuselage to be formed to transport coal crossheading, thus form the all-in-one machine structure felling and transporting coal one, fuselage is used as load bearing component and the guiding parts of carrier bar, fuselage is formed by connecting by multiple case unit, connected by Push-fit between each case unit, fuselage height and coal mining amplitude correlation, coal mining amplitude sets according to coal seam thickness usually.But existing tax is deposited coal seam thickness and is usually had certain amplitude of variation on bearing, therefore, for the existing all-in-one of take the altitude, can only back production setting thickness coal seam, when squeeze, in the product of coal of back production, spoil composition increases, and affects Coal Quality, when coal seam thickens, coal recovery rate is low.For this reason, needing to carry out to felling and transporting coal all-in-one the improvement that adjusts with Coal Seam Thickness Change of height of mining, felling and transporting coal case unit in requisition for a kind of height-adjustable adapted with it.
Summary of the invention
The object of the invention is to provide a kind of Height Adjustable coal-winning machine case unit, for continuously lateral coal cutting fortune coal fell and transport coal all-in-one, by it being highly arranged to the telescopic combining structure of height-adjustable, to realize felling and transporting the fuselage Height Adjustment requirement of coal all-in-one, reach and fell and transport coal all-in-one and do not reduce coal quality and the rate of extraction because of Coal Seam Thickness Change.
For achieving the above object, the present invention adopts following technical scheme.
A kind of Height Adjustable coal-winning machine case unit, fells and transports coal all-in-one for continuously lateral coal cutting fortune coal, and comprise horizontally disposed base plate and top board, base plate and top board connect into I-shaped frame by wallboard; Described wallboard forms only telescopic combining structure by wallboard body and extrusome on wall-plate level direction, and wallboard body is fixedly connected on described base plate, and extrusome is connected on described top board, is provided with hydraulic lifting device between extrusome and wallboard body.
Adopt the present invention of preceding solution, the height due to case unit be telescopic adjustable structure, form thus to fell and transport coal all-in-one fuselage height corresponding be adjustable structure.In coal-winning machine coal mining process, when meeting Coal Seam Thickness Change, by reconditioner height degree, and corresponding adjustment has the carrier bar length of coal cutting teeth, makes coal cutting amplitude form corresponding adjustment.As coal seam thickness thickening or thinning time, case unit extrusome carries out the adjustment that raises or decline, and coal cutting carrier bar is corresponding to be elongated or shortened, and makes the highly corresponding increase of coal mining or reduction, thus adapts to Coal Seam Thickness Change and guarantee the object of the rate of extraction and coal quality.
Preferably, described only telescopic combining structure is slidably matched by rectangle grafting fit structure and is formed.The characteristic utilizing rectangle grafting fit structure reliably to limit circumference rotation between wallboard body and extrusome forms only telescopic annexation, and it can utilize panel cross section shape raising bonding strength therebetween to greatest extent.
Preferred further, described rectangle grafting fit structure comprises the rectangle jack that wallboard body is provided with; Described extrusome has the parallelepiped body portion coordinated with described rectangle jack; Between described hydraulic lifting device is located at the bottom of the parallelepiped body portion of extrusome and the hole of rectangle jack.To form underslung rock-steady structure, guarantee the job stability of fuselage lift in height and coal cutting process; Meanwhile, utilize rectangle jack lower space that hydraulic lifting device is set, reach the object of compact conformation.
Further preferred, described hydraulic lifting device is coordinated by the parallelepiped body portion of described extrusome and described rectangle jack and forms hydraulic cylinder structure, and the parallelepiped body portion of extrusome and rectangle jack form piston and the hydraulic cavities of described hydraulic cylinder respectively.Utilize jack to form the hydraulic cavities of hydraulic lifting, thus the stretching structure of lifting device and fuselage is formed as one, effectively can simplify, guarantee compact conformation, reduce manufacturing cost.
Further preferred again, at the bottom of the hole of described rectangle jack and be connected with back-moving spring between the parallelepiped body portion of extrusome.To utilize extrusome deadweight and back-moving spring to pull extrusome to bounce back, reduce retraction energy consumption.
Further preferred, described hydraulic lifting device is formed by least two oil pressure cylinders.To utilize finished pressure oil cylinder or to claim hydraulic cylinder to form the power set of frame lifting, social resources can be utilized to realize industrialization, improve the versatility manufacturing efficiency and product, improve interchangeability, be convenient to maintain and replace.
Further preferred, described only telescopic combining structure to be slidably matched formation by least two circular post holes fit structures.Circular post holes fit structure has the low advantage of difficulty of processing, is convenient to reduce manufacturing cost.
Further preferred, described circular post holes fit structure comprises at least two circular holes that wallboard body is provided with, described extrusome comprise respectively with circular hole at least two barrel portions one to one.Be convenient to two barrel portions be directly welded on top board, its structure is simple, easy to process, low cost of manufacture.
Preferred further again, described hydraulic lifting device is formed by the oil pressure cylinder with described barrel portion equal number, and the piston rod one_to_one corresponding of oil pressure cylinder is hinged on the barrel portion lower end of described extrusome, and the cylinder body of oil pressure cylinder is hinged on base plate.Social resources can be utilized to realize industrialization, improve the versatility manufacturing efficiency and product, improve interchangeability, be convenient to maintain and replace.
Preferably, described wallboard body both sides are fixedly connected with horizontal baffle, and frame is separated Chengwang's font by two horizontal baffles.What form to make it that bilayer fells and transports texture of coal fells and transports coal all-in-one, is applicable to thicker girdle.
The invention has the beneficial effects as follows, case unit is the telescopic fluid power adjust structure of height-adjustable, and that applies this case unit fells and transports coal all-in-one when Coal Seam Thickness Change, and coal quality and the rate of extraction remain unchanged.Its structure is simple, easy to maintenance, manufacturing cost and use cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the right view of Fig. 1 in the present invention.
Fig. 3 is the structural representation of the embodiment of the present invention 2.
Fig. 4 is the structural representation of the embodiment of the present invention 3.
Fig. 5 is the left view of Fig. 4 in the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated, but therefore do not limit the present invention among described scope of embodiments.
Embodiment 1 is see Fig. 1, Fig. 2, a kind of Height Adjustable coal-winning machine case unit, the continuously lateral coal cutting fortune coal advanced for level or nearly level fell and transport coal all-in-one, comprise horizontally disposed base plate 1 and top board 2, base plate 1 and top board 2 connect into I-shaped frame by wallboard; Wallboard body 3 both sides are fixedly connected with horizontal baffle 7, frame is separated Chengwang's font by two horizontal baffles 7, thus form the double-deck coal cutting district distributed up and down, the both ends of the surface up and down of top board 2 lower surface, base plate 1 upper surface and horizontal baffle 7 are equipped with ring-shaped guide rail 10, and two guide rails 10 in same layer coal cutting district lead for the annular movement of same carrier bar; Wallboard forms only telescopic combining structure by wallboard body 3 and extrusome 4 on wall-plate level direction, and wallboard body 3 is fixedly connected on described base plate 1, and extrusome 4 is connected on described top board 2, is provided with hydraulic lifting device between extrusome 4 and wallboard body 3; Wallboard body 3 liang of side roof parts are formed with inclined-plane 3c, affect carrier bar run for avoiding coal to pile up at wallboard body 3 top.
Wherein, only telescopic combining structure is slidably matched by rectangle grafting fit structure and is formed; Comprise the rectangle jack 3a in wallboard body 3; Extrusome 4 has the parallelepiped body portion coordinated with rectangle jack 3a; Between described hydraulic lifting device is located at the bottom of the parallelepiped body portion of extrusome 4 and the hole of rectangle jack 3a; Wherein, hydraulic lifting device is coordinated by the parallelepiped body portion of extrusome 4 and rectangle jack 3a and forms hydraulic cylinder structure, the parallelepiped body portion of extrusome 4 and rectangle jack 3a form piston and the hydraulic cavities of hydraulic cylinder respectively, liquid sealing is formed by two sealing rings 8 between the parallelepiped body portion of extrusome 4 and the section of being slidably matched of rectangle jack 3a, two sealing rings 8 are along the parallelepiped body portion axial distribution of extrusome 4, and one of them sealing ring 8 is located on extrusome 4, another sealing ring 8 is located in wallboard body 3; Back-moving spring 5 is connected with at the bottom of the hole of rectangle jack 3a and between the parallelepiped body portion of extrusome 4.
Embodiment 2, see Fig. 3, described hydraulic lifting device is formed by least two oil pressure cylinders 6, and the piston rod 6a free end of oil pressure cylinder 6 is hinged on the parallelepiped body portion lower end of extrusome 4, and the cylinder body bottom of two oil pressure cylinders 6 is hinged on base plate 1.Wherein, two sealing rings 8, for preventing the section of being slidably matched part between extrusome 4 and wallboard body 3 by dust pollution, are eliminated or slow down inordinate wear, increasing the service life.Wherein, the quantity of oil pressure cylinder 6 is determined according to factors such as case unit length and oil pressure cylinder 6 sizes.
All the other structures of the present embodiment are identical with embodiment 1, do not repeat them here.
Embodiment 3, see Fig. 4, Fig. 5, described only telescopic combining structure to be slidably matched formation by least two circular post holes fit structures; Wherein, circular post holes fit structure comprises at least two circular hole 3b that wallboard body 3 is provided with, extrusome 4 comprise respectively with circular hole 3b at least two barrel portions one to one; Hydraulic lifting device is formed by the oil pressure cylinder 6 with described barrel portion equal number, and the piston rod 6a one_to_one corresponding of oil pressure cylinder 6 is hinged on the barrel portion lower end of described extrusome 4, and the cylinder body of oil pressure cylinder 6 is hinged on base plate 1.Wherein, the quantity of oil pressure cylinder 6 is determined according to factors such as case unit length and oil pressure cylinders 6; Shell portion and the circular hole 3b section of cooperation in wallboard body 3 of extrusome 4 are provided with two O-ring seals 9 of axial distribution, two O-ring seals 9 are for preventing the circular post holes section of being slidably matched between extrusome 4 and wallboard body 3 by dust pollution, eliminate or slow down inordinate wear, increasing the service life.
All the other structures of the present embodiment are identical with embodiment 2, do not repeat them here.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (10)
1. a Height Adjustable coal-winning machine case unit, the continuously lateral coal cutting fortune coal advanced for level or nearly level fell and transport coal all-in-one, comprise horizontally disposed base plate (1) and top board (2), base plate (1) and top board (2) connect into I-shaped frame by wallboard; It is characterized in that, described wallboard forms only telescopic combining structure by wallboard body (3) and extrusome (4) on wall-plate level direction, wallboard body (3) is fixedly connected on described base plate (1), extrusome (4) is connected on described top board (2), is provided with hydraulic lifting device between extrusome (4) and wallboard body (3).
2. Height Adjustable coal-winning machine case unit according to claim 1, is characterized in that, described only telescopic combining structure is slidably matched by rectangle grafting fit structure and is formed.
3. Height Adjustable coal-winning machine case unit according to claim 2, is characterized in that, described rectangle grafting fit structure comprises the rectangle jack (3a) that wallboard body (3) is provided with; Described extrusome (4) has the parallelepiped body portion coordinated with described rectangle jack (3a); Between described hydraulic lifting device is located at the bottom of the parallelepiped body portion of extrusome (4) and the hole of rectangle jack (3a).
4. Height Adjustable coal-winning machine case unit according to claim 3, it is characterized in that, described hydraulic lifting device is coordinated by the parallelepiped body portion of described extrusome (4) and described rectangle jack (3a) and forms hydraulic cylinder structure, and the parallelepiped body portion of extrusome (4) and rectangle jack (3a) form piston and the hydraulic cavities of described hydraulic cylinder respectively.
5. Height Adjustable coal-winning machine case unit according to claim 4, is characterized in that, is connected with back-moving spring (5) at the bottom of the hole of described rectangle jack (3a) and between the parallelepiped body portion of extrusome (4).
6. Height Adjustable coal-winning machine case unit according to claim 3, is characterized in that, described hydraulic lifting device is formed by least two oil pressure cylinders (6).
7. Height Adjustable coal-winning machine case unit according to claim 2, is characterized in that, described only telescopic combining structure to be slidably matched formation by least two circular post holes fit structures.
8. Height Adjustable coal-winning machine case unit according to claim 7, it is characterized in that, described circular post holes fit structure comprises at least two circular holes (3b) that wallboard body (3) is provided with, described extrusome (4) comprise respectively with circular hole (3b) at least two barrel portions one to one.
9. Height Adjustable coal-winning machine case unit according to claim 8, it is characterized in that, described hydraulic lifting device is formed by the oil pressure cylinder (6) with described barrel portion equal number, piston rod (6a) one_to_one corresponding of oil pressure cylinder (6) is hinged on the barrel portion lower end of described extrusome (4), and the cylinder body of oil pressure cylinder (6) is hinged on base plate (1).
10. according to the Height Adjustable coal-winning machine case unit in claim 1 ~ 9 described in any one claim, it is characterized in that, described wallboard body (3) both sides are fixedly connected with horizontal baffle (7), and frame is separated Chengwang's font by two horizontal baffles (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456218.2A CN104989396B (en) | 2015-07-29 | 2015-07-29 | A kind of Height Adjustable coal-winning machine case unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456218.2A CN104989396B (en) | 2015-07-29 | 2015-07-29 | A kind of Height Adjustable coal-winning machine case unit |
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| Publication Number | Publication Date |
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| CN104989396A true CN104989396A (en) | 2015-10-21 |
| CN104989396B CN104989396B (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510456218.2A Active CN104989396B (en) | 2015-07-29 | 2015-07-29 | A kind of Height Adjustable coal-winning machine case unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842363A (en) * | 2017-12-28 | 2018-03-27 | 刘丽蓉 | A kind of coal-winning machine with high stability |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3337269A (en) * | 1964-04-08 | 1967-08-22 | Gewerk Eisenhuette Westfalia | Planer mining machine with separate adjustable height rotary machine |
| CN1152067A (en) * | 1995-08-30 | 1997-06-18 | 早川义行 | Concrete form spacing fixture |
| CN201687473U (en) * | 2010-06-02 | 2010-12-29 | 郑州四维机电设备制造有限公司 | Height-regulating device for coal winning machine |
| CN103742138A (en) * | 2014-01-27 | 2014-04-23 | 王洁 | Coal mining and transporting integrated machine |
| CN203948096U (en) * | 2014-05-05 | 2014-11-19 | 湖南科技大学 | For overlooking the chain coal cutter of coal mining |
| CN204098910U (en) * | 2014-08-19 | 2015-01-14 | 王洁 | Novelly fell and transport coal all-in-one |
| CN204851251U (en) * | 2015-07-29 | 2015-12-09 | 王钰峰 | Height -adjustable festival coal -winning machine fuselage unit |
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2015
- 2015-07-29 CN CN201510456218.2A patent/CN104989396B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3337269A (en) * | 1964-04-08 | 1967-08-22 | Gewerk Eisenhuette Westfalia | Planer mining machine with separate adjustable height rotary machine |
| CN1152067A (en) * | 1995-08-30 | 1997-06-18 | 早川义行 | Concrete form spacing fixture |
| CN201687473U (en) * | 2010-06-02 | 2010-12-29 | 郑州四维机电设备制造有限公司 | Height-regulating device for coal winning machine |
| CN103742138A (en) * | 2014-01-27 | 2014-04-23 | 王洁 | Coal mining and transporting integrated machine |
| CN203948096U (en) * | 2014-05-05 | 2014-11-19 | 湖南科技大学 | For overlooking the chain coal cutter of coal mining |
| CN204098910U (en) * | 2014-08-19 | 2015-01-14 | 王洁 | Novelly fell and transport coal all-in-one |
| CN204851251U (en) * | 2015-07-29 | 2015-12-09 | 王钰峰 | Height -adjustable festival coal -winning machine fuselage unit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842363A (en) * | 2017-12-28 | 2018-03-27 | 刘丽蓉 | A kind of coal-winning machine with high stability |
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| CN104989396B (en) | 2017-07-14 |
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