CN111335942A - Coal dropping device of roadheader - Google Patents
Coal dropping device of roadheader Download PDFInfo
- Publication number
- CN111335942A CN111335942A CN202010130015.5A CN202010130015A CN111335942A CN 111335942 A CN111335942 A CN 111335942A CN 202010130015 A CN202010130015 A CN 202010130015A CN 111335942 A CN111335942 A CN 111335942A
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- CN
- China
- Prior art keywords
- belt
- fully
- mining machine
- coal
- coal mining
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- 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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- 239000003245 coal Substances 0.000 title claims abstract description 87
- 238000005065 mining Methods 0.000 claims abstract description 29
- 239000000872 buffer Substances 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/06—Transport of mined material at or adjacent to the working face
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor
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- 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)
- Structure Of Belt Conveyors (AREA)
Abstract
The invention discloses a coal dropping device of a fully-mechanized coal mining machine, which comprises a fully-mechanized coal mining machine belt, a belt conveying roller, a fully-mechanized coal mining machine running track, a fully-mechanized coal mining machine pulley block, a pin shaft group and a lower heavy carrier roller group, go up heavy bearing roller group, the gyro wheel, the band conveyer belt, keep off the coal board, buffer board and pan feeding conveying roller, the band conveying roller is installed and is being combined the one end of digging quick-witted coal breakage device and be connected with band conveyer belt drive, it respectively has 1 to combine to dig quick-witted assembly pulley to combine about digging quick-witted tail base, it installs the pan feeding conveying roller to combine the top of digging quick-witted assembly pulley, the buffer board is installed to one side of pan feeding conveying roller, the pan feeding conveying roller with combine to dig quick-witted belt drive and be connected, the both sides of buffer board all are fixed with the fender coal board, be equipped with the belt guide way of cross-under band conveyer belt in the fender coal board, lower heavy bearing roller group, it installs the one end of keeping away from the band conveying roller at the machine. The invention ensures that all coal falling from the roadheader falls onto the belt, and the belt has long service life and is not easy to deviate.
Description
Technical Field
The invention relates to the field of coal mining, in particular to a coal dropping device of a fully-mechanized coal mining machine.
Background
In the underground coal mining, a stoping mode is generally adopted, a fully-mechanized excavating machine is required to be used for developing a stoping gate way before stoping, so that the coal mining machine, the scraper conveyor and the hydraulic support can be conveniently transported and installed, the circulating air flow is conveniently formed, and fresh air is provided for underground workers. The coal cut by the development gate of the roadheader needs to be continuously transported outwards, and the transportation process is as follows, namely the coal → the first conveyor of the roadheader → the second conveyor of the roadheader → the belt conveyor → the coal depot → the ground. In the process that coal is conveyed to the belt conveyor from the second conveyor of the fully-mechanized excavating machine, the coal directly falls onto the conveyor belt of the belt conveyor, and due to reasons such as belt deviation, part of the coal falls out of the belt, so that manual cleaning is needed, and time and labor are wasted; the larger coal directly falls on the conveyor belt to cause great impact on the belt, damages the belt by smashing and damages, causes electromechanical accidents and influences the normal development progress.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
The invention aims to provide a coal dropping device of a fully-mechanized excavating machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a coal dropping device of a comprehensive excavator comprises a comprehensive excavator belt, belt conveying rollers, a comprehensive excavator running track, a comprehensive excavator pulley block, a pin shaft group, a lower heavy type carrier roller group, an upper heavy type carrier roller group, rollers, a belt conveyor belt, a coal blocking plate, a buffer plate and a feeding conveying roller, wherein the belt conveying roller is arranged at one end of the comprehensive excavator coal dropping device and is in driving connection with the belt conveyor belt, the left and right sides of a comprehensive excavator tail base are respectively provided with 1 comprehensive excavator pulley block which is clamped on the comprehensive excavator running track and slides back and forth along with the comprehensive excavator, the feeding conveying roller is arranged above the comprehensive excavator pulley block, one side of the feeding conveying roller is provided with the buffer plate parallel to the axis of the feeding conveying roller, the feeding conveying roller is in driving connection with the comprehensive excavator belt, the two sides of the buffer plate are both fixed with the coal blocking plate, and a belt guide groove for penetrating through the belt conveyor belt is arranged in the coal blocking plate, the lower heavy carrier roller group and the upper heavy carrier roller group are arranged at one end, far away from the belt conveying roller, of the coal dropping device of the fully-mechanized excavating machine and are located at the bottom of a belt of the belt conveyor.
Furthermore, the pin shaft group is connected with the fully-mechanized excavating machine pulley block through a pin shaft.
Further, the lower heavy carrier roller group and the upper heavy carrier roller group are in rolling connection, and the lower heavy carrier roller group and the upper heavy carrier roller group are in rolling connection with a belt of the belt conveyor respectively.
Compared with the prior art, the invention has the following beneficial effects:
1. the coal dropping device of the fully-mechanized coal mining machine ensures that all the coal dropping from the fully-mechanized coal mining machine can drop onto the belt without cleaning the personnel scattering the coal.
2. The buffer plate on the coal dropping device of the fully-mechanized coal mining machine solves the problem that the falling large coal blocks directly hit the belt of the conveyor, prolongs the service life of the belt, reduces electromechanical influence and ensures the development progress.
3. The guide groove on the coal dropping device of the fully-mechanized coal mining machine corrects the conveyor belt, and the influence of the deviation of the conveyor tail belt on the development progress is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a coal dropping device of a fully-mechanized coal mining machine according to an embodiment of the invention.
Fig. 2 is a schematic structural combination diagram of a belt conveyor belt, a coal baffle plate and a buffer plate of a coal dropping device of the fully-mechanized coal mining machine according to an embodiment of the invention.
Fig. 3 is a partial structural schematic diagram of the coal dropping device of the fully-mechanized excavating machine according to the embodiment of the invention in fig. 2.
Reference numerals:
1. a fully-mechanized excavating machine belt; 2. a belt conveying roller; 3. the operation track of the fully-mechanized excavating machine; 4. a pulley block of the fully-mechanized excavating machine; 5. a pin shaft group; 6. a lower heavy carrier roller set; 7. an upper heavy carrier roller set; 8. a roller; 9. a belt of a belt conveyor; 10. a coal baffle plate; 11. a buffer plate; 12. and feeding conveying rollers.
Detailed Description
The invention is further described with reference to the following drawings and detailed description:
referring to fig. 1-3, a coal dropping device of a roadheader according to an embodiment of the present invention includes a roadheader belt 1, a belt conveying roller 2, a roadheader running track 3, a roadheader pulley block 4, a pin roll group 5, a lower heavy type carrier roll group 6, an upper heavy type carrier roll group 7, a roller 8, a belt conveyor belt 9, a coal blocking plate 10, a buffer plate 11 and a feeding conveying roller 12, wherein the belt conveying roller 2 is installed at one end of the roadheader coal dropping device and is drivingly connected with the belt conveyor belt 9, the left and right sides of a base of a tail of the roadheader are respectively provided with 1 roadheader pulley block 4 clamped on the roadheader running track 3 and slides back and forth along with the roadheader, the feeding conveying roller 12 is installed above the roadheader pulley block 4, the buffer plate 11 parallel to an axis of the feeding conveying roller 12 is installed at one side of the feeding conveying roller 12, the feeding conveying roller 12 is drivingly connected with the roadheader belt 1, coal blocking plates 10 are fixed on two sides of the buffer plate 11, belt guide grooves which are connected with a belt conveyor belt 9 in a penetrating mode are formed in the coal blocking plates 10, and the lower heavy carrier roller group 6 and the upper heavy carrier roller group 7 are installed at one end, far away from the belt conveyor belt 2, of the coal dropping device of the fully-mechanized excavating machine and are located at the bottom of the belt conveyor belt 9.
According to the scheme of the embodiment, the pin shaft group 5 is connected with the comprehensive excavator pulley block 4 through a pin shaft.
According to the scheme of the embodiment, the lower heavy carrier roller group 6 and the upper heavy carrier roller group 7 are in rolling connection, and the lower heavy carrier roller group 6 and the upper heavy carrier roller group 7 are respectively in rolling connection with the belt conveyor belt 9.
Specifically, when the comprehensive excavator is started during use, the belt 1 of the comprehensive excavator starts to run anticlockwise, coal falls onto the belt 9 of the belt conveyor along with the belt and begins to be transported outwards, 1 comprehensive excavator pulley block 4 is clamped on the running track 3 of the comprehensive excavator respectively at the left side and the right side below the base of the tail of the comprehensive excavator and can run forwards and backwards along with the comprehensive excavator, because the belt 9 of the belt conveyor, the coal blocking plate 10 and the buffer plate 11 form a semi-closed space, the falling coal can fall outside the belt completely, the coal gangue is not scattered outwards, the operation is reliable, the coal dropping device pin shaft group 5 is connected with the comprehensive excavator pulley block 4 through a pin shaft, the replacement is convenient, the buffer plate 12 buffers the falling large coal blocks, the impact influence of the direct falling coal on the belt is reduced, the service life of the belt is prolonged, and as can be seen from the enlarged layout, the coal blocking plate 10 not only plays a role of preventing the coal from being scattered outside the belt, meanwhile, the belt correcting device plays a role in correcting the belt of the conveyor, ensures that the belt is not connected, improves the running reliability of the conveyor, and ensures the development to be carried out smoothly. The upper heavy carrier roller group 7 and the lower heavy carrier roller group 6 are arranged on the coal dropping device, so that the sliding friction of the belt operation is changed into the rolling friction, the friction received by the belt is greatly reduced, and the service life of the belt is prolonged.
In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A coal dropping device of a fully-mechanized coal mining machine is characterized by comprising a fully-mechanized coal mining machine belt (1), belt conveying rollers (2), a fully-mechanized coal mining machine running track (3), a fully-mechanized coal mining machine pulley block (4), a pin shaft group (5), a lower heavy type carrier roller group (6), an upper heavy type carrier roller group (7), a roller (8), a belt conveyor belt (9), a coal baffle plate (10), a buffer plate (11) and feeding conveying rollers (12), wherein the belt conveying rollers (2) are arranged at one end of the fully-mechanized coal mining machine coal dropping device and are in driving connection with the belt conveyor belt (9), the left side and the right side of a base of a fully-mechanized coal mining machine tail are respectively provided with 1 fully-mechanized coal mining machine pulley block (4) which is clamped on the fully-mechanized coal mining machine running track (3) and slides back and forth along with the fully-mechanized coal mining machine, the feeding conveying rollers (12) are arranged above the fully-mechanized coal mining machine pulley block (4), one, the feeding conveying roller (12) is in driving connection with a fully-mechanized coal mining machine belt (1), coal blocking plates (10) are fixed on two sides of the buffer plate (11), belt guide grooves crossing the belt conveyor belt (9) are formed in the coal blocking plates (10), and the lower heavy carrier roller group (6) and the upper heavy carrier roller group (7) are installed at one end, far away from the belt conveying roller (2), of a fully-mechanized coal mining machine coal dropping device and located at the bottom of the belt conveyor belt (9).
2. The coal dropping device of the fully-mechanized coal mining machine according to claim 1, wherein the pin shaft group (5) is connected with the fully-mechanized coal mining machine pulley block (4) through a pin shaft.
3. The coal dropping device of the fully mechanized coal mining machine according to claim 1, wherein the lower heavy carrier roller group (6) and the upper heavy carrier roller group (7) are in rolling connection, and the lower heavy carrier roller group (6) and the upper heavy carrier roller group (7) are in rolling connection with a belt conveyor belt (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010130015.5A CN111335942A (en) | 2020-02-28 | 2020-02-28 | Coal dropping device of roadheader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010130015.5A CN111335942A (en) | 2020-02-28 | 2020-02-28 | Coal dropping device of roadheader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111335942A true CN111335942A (en) | 2020-06-26 |
Family
ID=71181017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010130015.5A Pending CN111335942A (en) | 2020-02-28 | 2020-02-28 | Coal dropping device of roadheader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111335942A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224840A (en) * | 2020-08-29 | 2021-01-15 | 席莹莹 | Connecting device between coal mine conveyor and coal mine cleaning machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3997216A (en) * | 1971-10-21 | 1976-12-14 | Russell John D | Apparatus for continuous mining |
| DE4110133C2 (en) * | 1991-03-27 | 1993-11-04 | Bergwerksverband Gmbh | DEVICE FOR THE TRANSPORT OF SCHUETTGUETTE IN STEEP AND URBAN CONVEYORS |
| CN201080825Y (en) * | 2007-09-25 | 2008-07-02 | 山西焦煤集团有限责任公司 | Tunneling machine belt transfer machine coal dropping point automatic rectification device |
| CN202038666U (en) * | 2011-04-30 | 2011-11-16 | 山西晋城无烟煤矿业集团有限责任公司 | Passive belt conveyor guiding device |
| CN202220607U (en) * | 2011-08-21 | 2012-05-16 | 赵宝玉 | Travelling type automatic centering coal blocking board |
| CN202250221U (en) * | 2011-09-28 | 2012-05-30 | 贵州宏狮煤机制造有限公司 | Bent belt conveyor |
-
2020
- 2020-02-28 CN CN202010130015.5A patent/CN111335942A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3997216A (en) * | 1971-10-21 | 1976-12-14 | Russell John D | Apparatus for continuous mining |
| DE4110133C2 (en) * | 1991-03-27 | 1993-11-04 | Bergwerksverband Gmbh | DEVICE FOR THE TRANSPORT OF SCHUETTGUETTE IN STEEP AND URBAN CONVEYORS |
| CN201080825Y (en) * | 2007-09-25 | 2008-07-02 | 山西焦煤集团有限责任公司 | Tunneling machine belt transfer machine coal dropping point automatic rectification device |
| CN202038666U (en) * | 2011-04-30 | 2011-11-16 | 山西晋城无烟煤矿业集团有限责任公司 | Passive belt conveyor guiding device |
| CN202220607U (en) * | 2011-08-21 | 2012-05-16 | 赵宝玉 | Travelling type automatic centering coal blocking board |
| CN202250221U (en) * | 2011-09-28 | 2012-05-30 | 贵州宏狮煤机制造有限公司 | Bent belt conveyor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112224840A (en) * | 2020-08-29 | 2021-01-15 | 席莹莹 | Connecting device between coal mine conveyor and coal mine cleaning machine |
| CN112224840B (en) * | 2020-08-29 | 2022-08-19 | 府谷县谊丰煤矿有限公司 | Connecting device between coal mine conveyor and coal mine cleaning machine |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200626 |