CN105443125A - Dragging type coal mining machine - Google Patents
Dragging type coal mining machine Download PDFInfo
- Publication number
- CN105443125A CN105443125A CN201510982132.3A CN201510982132A CN105443125A CN 105443125 A CN105443125 A CN 105443125A CN 201510982132 A CN201510982132 A CN 201510982132A CN 105443125 A CN105443125 A CN 105443125A
- Authority
- CN
- China
- Prior art keywords
- coal
- coal mining
- frame
- winning machine
- towed
- 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.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 110
- 238000005065 mining Methods 0.000 title claims abstract description 89
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 238000004880 explosion Methods 0.000 description 6
- 230000005465 channeling Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/22—Machines slitting solely by one or more cutter chains moving unidirectionally along jibs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
- E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention discloses a dragging type coal mining machine. The dragging type coal mining machine comprises an underholing coal mining part and a coal mining power part, which are arranged on a rack, wherein the underholing coal mining part is connected with the coal mining power part through a speed reducer; the underholing coal mining part has chain saw coal mining structures and a coal mining structure of a coal layer under the rack; the rack is arranged on a sleigh plate; and a traction connection structure with a connection flexible traction piece is arranged in the middle of each of the front and rear ends of the rack. Preferably, the three sleigh plates are distributed along the width direction of the coal mining machine; the length of the sleigh plate in the middle is greater than that of the sleigh plates at the two sides, and the stretching-out parts extend along the direction of the underholing coal mining part; the two sets of chain saw coal mining structures are operated synchronously and are located at the front and rear sides of the rack respectively; and a coal mining roller driven by the coal mining power part is formed between the two sets of chain saw coal mining structures. The dragging type coal mining machine has the beneficial effects of simple structure and compact layout; and the mechanical degree, efficiency and safety of the coal mining can be remarkably improved.
Description
Technical field
The present invention relates to a kind of coal-winning machine, particularly a kind of towed coal-winning machine.
Background technology
Flexible type shield coal-mining method is one of the most frequently used coal-mining method of half-edge coal seam, by setting up flexible type shield at coal-face, adopt the coal mining of artificial explosion coal-falling mode, adopt the coal fallen and certainly slip along coal diapire, transported by the conveying coal equipment in transportation roadway.After a work plane digging completes, from newly opening a new work plane, carry out the coal mining in whole region successively.The coal mining efficiency of this mode is low, for improving coal mining efficiency, after can adopting the leading slotting of channeling machine, then by the coal between man-made recovery two groove, to significantly improve mining mechanization degree and efficiency.Also the wider channeling machine of slotting amplitude can be adopted directly to carry out the coal mining of cutting method.But in prior art, be not applicable to the channeling machine of aforementioned two kinds of modes.For this reason, need to further improve existing channeling machine.
Summary of the invention
Object of the present invention is exactly for the deficiencies in the prior art, provides that a kind of structure is simple, compact in design, and can significantly improve the towed coal-winning machine of mining mechanization degree.
For achieving the above object, the present invention adopts following technical scheme.
A kind of towed coal-winning machine, comprise the slotting coal mining portion in frame of being located at and coal mining power part, slotting coal mining portion is connected by reductor with between coal mining power part, and slotting coal mining portion has chain saw type mines and the coal mining structure in coal seam below frame; Erecting, in skiing board, has the traction syndeton connecting flexible traction piece in the middle part of frame rear and front end.
Adopt the present invention of preceding solution, be located at during application in coal-face, and moved ahead by traction syndeton by the pull rope or haulage chain dragging forming flexible traction piece or retreated, flexible traction piece two ends are connected with the traction syndeton on coal-winning machine respectively by after driving wheel and reverse wheel, slotting coal cutting in the process that moves ahead of coal-winning machine under driving wheel; After coal cutting stroke completes, can artificial explosion coal-falling be carried out, when coal well width is enough wide, also only directly can complete coal mining by coal-winning machine; Then carrying out slipping coal, wherein by arranging unidirectional coal scraper plate on flexible traction piece, when utilizing flexible piece oppositely to drag coal-winning machine, being formed to the scraping board type fortune coal outside work plane, to significantly improve coal mining efficiency and the safety of half-edge coal seam.Its structure is simple, compact in design.
Preferably, described skiing board is distributed with three along coal-winning machine width, be positioned at the skiing board that middle skiing board length is greater than both sides, and its part grown extends towards direction, described slotting coal mining portion.Lower resistance of taxing with the bottom supporting area by reducing coal-winning machine, thus reduction pulling power consumption, reducing mining costs; Meanwhile, be positioned at middle skiing board length longer, the stability of coal-winning machine movement can be improved, guarantee coal mining safety.
Preferably, top, described frame rear and front end is respectively equipped with carrying roller, and middle part is provided with idler roller.To be applied to coal-face at coal-winning machine, and by coal-winning machine formed the flexible traction piece of closed ring carry out traction move ahead and retreat time, supporting and tensioning are formed to flexible traction piece.
Preferably, the left and right sides of described frame is respectively equipped with backplate.With when carrying out transport coal by coal groove, by backplate correcting side coal machine, preventing coal-winning machine crooked, and good protection is formed to coal-winning machine.
Preferably, described chain saw type coal mining structure is provided with synchronous operation and lays respectively at two covers of both sides before and after described frame.To form two parallel coal grooves, utilize two parallel coal grooves to carry out artificial explosion coal-falling, depend merely on artificial explosion coal-falling mode relative to prior art, coal mining efficiency has raising by a relatively large margin.
Preferred further, described chain saw type coal mining structure comprises drive sprocket, cutting chain, chain wheel support; Drive sprocket is coaxially fixedly connected with the output shaft of described reductor, and chain wheel support is sleeved on the output shaft of reductor by one end is rotating, and the chain wheel support other end is provided with commutation sprocket wheel, and cutting chain is driven by drive sprocket and passes through the commutation of commutation sprocket wheel.To form simple, reliable chain saw type coal mining structure, and obtain the effect of compact in design.
Preferred further, be formed with the coal mining roller driven by described coal mining power part between described two cover chain saw type coal mining structures.To form the coal groove of setting width, for thinner half-edge coal seam, only by coal-winning machine slotting, can not need to carry out artificial coal breakage again, realize unmanned coal mining automatically, coal mining efficiency and safety can be significantly improved.
Preferably, below described frame, the coal mining structure in coal seam is hinged on described frame and chain saw type structural hydraulic cylinder of mining respectively by two ends and is formed by described chain saw type coal mining structure.Order about chain saw type coal mining structure by hydraulic cylinder downward-sloping, form the structure of the coal and rock can cut below coal-winning machine, its structure is simple, and it is convenient to control.
Preferably, the pin joint of described hydraulic cylinder and frame is higher than the pin joint with described chain saw type coal mining structure.Reaction force when overcoming chain saw type coal mining structure cuts coal body with the thrust utilizing hydraulic cylinder to be significantly greater than pulling force, relative to utilizing for pulling force, significantly can reduce cylinder diameter, being beneficial to and reducing energy consumption and cramped construction.
Further preferred, described hydraulic cylinder is connected with described frame by jointed shaft, the hinged seat that this jointed shaft is formed in frame by two end supports, and this hinged seat is made up of two parallel wallboards, and this two parallel wallboard is upwards stretched out by the bottom plate inclined of frame and formed.With the hinged support portion utilizing frame to form hydraulic cylinder, guarantee that hydraulic cylinder hinged support is reliable.
The invention has the beneficial effects as follows, structure is simple, compact in design, and mining mechanization degree, efficiency and safety can be significantly improved.
Accompanying drawing explanation
Fig. 1 is the structural representation axonometric drawing of the embodiment of the present invention 1.
Fig. 2 is the structural representation front view of the embodiment of the present invention 1.
Fig. 3 is the structural representation rear elevation of the embodiment of the present invention 1.
Fig. 4 is the axonometric drawing in another direction of the embodiment of the present invention 1.
Fig. 5 is the part-structure signal axonometric drawing of the embodiment of the present invention 1.
Fig. 6 is the part-structure diagrammatic rear view of the embodiment of the present invention 1.
Fig. 7 is the part-structure diagrammatic bottom view of the embodiment of the present invention 2.
Fig. 8 is the part-structure diagrammatic rear view of the embodiment of the present invention 2.
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, see Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of towed coal-winning machine, comprise the slotting coal mining portion 2 in frame 1 of being located at and coal mining power part 3, slotting coal mining portion 2 is connected by reductor 4 with between coal mining power part 3, and slotting coal mining portion 2 has the coal mining structure in coal seam below chain saw type coal mining and frame 1; Frame 1 is located in skiing board 5, has the traction syndeton connecting the flexible traction piece 6 be made up of haulage chain or pull rope in the middle part of frame 1 rear and front end.Wherein, frame 1 is in tower structure, power part 3 and reductor 4 to be located in framework and to be fixedly connected on the base plate of frame 1, top, frame 1 rear and front end is respectively equipped with carrying roller 7, carrying roller 7 is made up of middle part roller and two ends disk, so that flexible traction piece 6 is limited between two disks, middle part is provided with idler roller 8, idler roller 8 is rotating to be sleeved on nutted rod, these nutted rod two ends are connected with slide block 24, this slide block 24 is slidably fitted in the rectangle chute of take-up housing 25, take-up housing 25 is fixedly connected in frame 1, back-moving spring 26 is provided with between slide block 24 end face and rectangle chute upper wall surface, skiing board 5 two ends are formed with the guide portion 5a for sliding guiding upwarped, cushion block 20 is provided with between the base plate of skiing board 5 and frame 1, skiing board 5 is distributed with three along coal-winning machine width, be positioned at the skiing board 5 that middle skiing board 5 length is greater than both sides, and its part grown extends towards direction, slotting coal mining portion 2, frame 1 front end is provided with counterweight 23, rear end is fixedly connected with baffle plate 22, traction syndeton is located in baffle plate 22 and counterweight 23 respectively, and traction syndeton is made up of the bearing pin 17 vertically arranged, to facilitate the sling mounting with the haulage chain chain link or pull rope being formed flexible traction piece 6, the left and right sides of frame 1 is respectively equipped with backplate 9, and backplate 9 two ends are formed with intilted guide part 9a, are provided with beam 21 between the body side frame of backplate 9 and frame 1, and backplate 9 outer wall is coated with lubrication macromolecule layer, to reduce distortion hidden danger.
Wherein, chain saw type coal mining structure is provided with synchronous operation and lays respectively at two covers of both sides before and after frame 1; Chain saw type coal mining structure comprises drive sprocket 10, cutting chain 11, chain wheel support 12; Drive sprocket 10 is coaxially fixedly connected with the output shaft of reductor 4, chain wheel support 12 is by the rotating output shaft being sleeved on reductor 4 in one end, chain wheel support 12 other end is provided with commutation sprocket wheel 13, and cutting chain 11 is driven by drive sprocket 10 and passes through commutation sprocket wheel 13 and commutates; Below frame 1, the coal mining structure in coal seam is hinged on frame 1 and chain saw type structural hydraulic cylinder 14 of mining respectively by two ends and is formed by described chain saw type coal mining structure.Two chain wheel supports 12 are fixedly connected with by sprocket shaft 19, and two commutation sprocket wheels 13 are rotating to be sleeved on sprocket shaft 19; The pin joint of hydraulic cylinder 14 and frame 1 is higher than the pin joint with described chain saw type coal mining structure; Hydraulic cylinder 14 one end is connected with frame 1 by jointed shaft 15, the hinged seat 16 that this jointed shaft 15 is formed in frame 1 by two end supports, and this hinged seat 16 is made up of two parallel wallboards, and this two parallel wallboard is upwards stretched out by the bottom plate inclined of frame 1 and formed; Hydraulic cylinder 14 other end and sprocket shaft 19 hinged; Drive sprocket 10 wherein and commutation sprocket wheel 13 are duplex chain wheel structure, to form the chain saw type coal mining structure compared with wide cut degree, thus obtain the coal groove compared with wide cut degree, are convenient to follow-up explosion coal-falling.
Embodiment 2, see Fig. 7, Fig. 8, is formed with the coal mining roller 18 driven by described coal mining power part 3 between described two cover chain saw type coal mining structures; Described two commutate, and sprocket wheel 13 is rotating to be respectively supported on chain wheel support 12, and in two commutation sprocket wheels 13, at least one is connected with driving shaft by spline fitted, and this driving shaft and described coal mining roller 18 form the annexation of synchronous axial system; Described chain wheel support 12 is fixedly connected as rigid body by connecting rod 27; Described hydraulic cylinder 14 one end is connected with frame 1 by jointed shaft 15, the other end and connecting rod 27 hinged.To form mechanical coal mining, and do not need artificial explosion coal-falling.
All the other structures of the present embodiment are identical with embodiment 1, 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 towed coal-winning machine, comprise the slotting coal mining portion (2) in frame (1) of being located at and coal mining power part (3), be connected by reductor (4) between slotting coal mining portion (2) with coal mining power part (3), and slotting coal mining portion (2) has the coal mining structure in chain saw type coal mining and coal seam, frame (1) below; It is characterized in that, described frame (1) is located in skiing board (5), has the traction syndeton of connection flexible traction piece (6) in the middle part of frame (1) rear and front end.
2. towed coal-winning machine according to claim 1, it is characterized in that, described skiing board (5) is distributed with three along coal-winning machine width, be positioned at the skiing board (5) that middle skiing board (5) length is greater than both sides, and its part grown extends towards described slotting coal mining portion (2) direction.
3. towed coal-winning machine according to claim 1, is characterized in that, described frame (1) top, rear and front end is respectively equipped with carrying roller (7), and middle part is provided with idler roller (8).
4. towed coal-winning machine according to claim 1, is characterized in that, the left and right sides of described frame (1) is respectively equipped with backplate (9).
5. towed coal-winning machine according to claim 1, is characterized in that, described chain saw type coal mining structure is provided with synchronous operation and lays respectively at two covers of both sides before and after described frame (1).
6. towed coal-winning machine according to claim 5, is characterized in that, described chain saw type coal mining structure comprises drive sprocket (10), cutting chain (11), chain wheel support (12); Drive sprocket (10) is coaxially fixedly connected with the output shaft of described reductor (4), chain wheel support (12) is by the rotating output shaft being sleeved on reductor (4) in one end, chain wheel support (12) other end is provided with commutation sprocket wheel (13), and cutting chain (11) is driven by drive sprocket (10) and passes through commutation sprocket wheel (13) commutation.
7. towed coal-winning machine according to claim 6, is characterized in that, is formed with the coal mining roller (18) driven by described commutation sprocket wheel (13) between described chain wheel support (12).
8. according to the towed coal-winning machine in claim 1 ~ 7 described in any one claim, it is characterized in that, the coal mining structure in coal seam, described frame (1) below is hinged on described frame (1) and chain saw type structural hydraulic cylinder (14) of mining respectively by two ends and is formed by described chain saw type coal mining structure.
9. towed coal-winning machine according to claim 8, is characterized in that, the pin joint of described hydraulic cylinder (14) and frame (1) is higher than the pin joint with described chain saw type coal mining structure.
10. towed coal-winning machine according to claim 8, it is characterized in that, described hydraulic cylinder (14) is connected with described frame (1) by jointed shaft (15), the hinged seat (16) that this jointed shaft (15) is formed in frame (1) by two end supports, this hinged seat (16) is made up of two parallel wallboards, and this two parallel wallboard is upwards stretched out by the bottom plate inclined of frame (1) and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510982132.3A CN105443125B (en) | 2015-12-24 | 2015-12-24 | A kind of towed coalcutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510982132.3A CN105443125B (en) | 2015-12-24 | 2015-12-24 | A kind of towed coalcutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443125A true CN105443125A (en) | 2016-03-30 |
| CN105443125B CN105443125B (en) | 2018-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510982132.3A Active CN105443125B (en) | 2015-12-24 | 2015-12-24 | A kind of towed coalcutter |
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| Country | Link |
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| CN (1) | CN105443125B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299834A (en) * | 2017-08-24 | 2017-10-27 | 重庆工程职业技术学院 | A kind of mechanized coal mining method |
| CN107387078A (en) * | 2017-08-24 | 2017-11-24 | 重庆工程职业技术学院 | One kind fells and transports coal all-in-one |
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| CN201924925U (en) * | 2010-12-24 | 2011-08-10 | 内江凤凰煤矿机械有限公司 | Box body structure of single-roller off-pan shearer |
| CN203097891U (en) * | 2012-12-19 | 2013-07-31 | 湖南科技大学 | Rocker type transverse drum shearer |
| 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 |
| CN205330666U (en) * | 2015-12-24 | 2016-06-22 | 王洁 | Pull formula coal -winning machine |
-
2015
- 2015-12-24 CN CN201510982132.3A patent/CN105443125B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201924925U (en) * | 2010-12-24 | 2011-08-10 | 内江凤凰煤矿机械有限公司 | Box body structure of single-roller off-pan shearer |
| CN203097891U (en) * | 2012-12-19 | 2013-07-31 | 湖南科技大学 | Rocker type transverse drum shearer |
| 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 |
| CN205330666U (en) * | 2015-12-24 | 2016-06-22 | 王洁 | Pull formula coal -winning machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107299834A (en) * | 2017-08-24 | 2017-10-27 | 重庆工程职业技术学院 | A kind of mechanized coal mining method |
| CN107387078A (en) * | 2017-08-24 | 2017-11-24 | 重庆工程职业技术学院 | One kind fells and transports coal all-in-one |
| CN107299834B (en) * | 2017-08-24 | 2019-04-23 | 重庆工程职业技术学院 | A kind of mechanized coal mining method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443125B (en) | 2018-08-03 |
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