CN112459832A - Scraper conveyor, double-rack-rail scraper conveyor and coal mining device - Google Patents
Scraper conveyor, double-rack-rail scraper conveyor and coal mining device Download PDFInfo
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- CN112459832A CN112459832A CN202011166089.0A CN202011166089A CN112459832A CN 112459832 A CN112459832 A CN 112459832A CN 202011166089 A CN202011166089 A CN 202011166089A CN 112459832 A CN112459832 A CN 112459832A
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- 239000003245 coal Substances 0.000 title claims abstract description 131
- 238000005065 mining Methods 0.000 title claims abstract description 129
- 238000005520 cutting process Methods 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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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
- E21F13/063—Loading devices for use in mining
-
- 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
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
-
- 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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The invention relates to the technical field of coal mining equipment, in particular to a scraper conveying device, a double-rack-rail scraper conveyor and a coal mining device. The coal mining machine has a reasonable and compact structure, and can travel on the double-rack scraper conveyor through the rack wheel by arranging the rack, so that the phenomena of uneven stress, blockage and incapability of smooth traveling of the coal mining machine during working are avoided, and the installation and maintenance are facilitated; the problems that the cutting drums of the coal mining machine on the left side and the right side of the machine body of the coal mining machine are not uniformly stressed, are not clamped, cannot walk smoothly, and the machine body of the coal mining machine is inclined, the machine body of the coal mining machine jumps and the coal mining machine topples over can be prevented through the arrangement of the detaining groove, the fault rate of the coal mining machine is reduced, and the coal mining efficiency is improved.
Description
Technical Field
The invention relates to the technical field of coal mining equipment, in particular to a scraper conveying device, a double-rack-track scraper conveyor and a coal mining device.
Background
The traditional double-rack scraper conveyor is generally a single-side rack, the other side of the scraper conveyor is provided with a shovel plate, a coal mining machine roller is arranged above one side of the shovel plate of the coal mining machine, the coal mining machine is used for mining coal in front of the shovel plate of the scraper conveyor, the general section size of the scraper conveyor is large (the section size is generally 630mm and above), the weight of a matched coal mining machine is also heavier, the coal mining machine is only provided with a cutting roller on one side of the shovel plate of the double-rack scraper conveyor, the other side of the coal mining machine can be used for engaging with the single-side rack of the scraper conveyor for traveling by a traveling gear mechanism, and the problems of uneven stress, clamping and incapability of traveling of the single-side roller coal mining machine and. When the cutting drums are arranged on the two sides of the body of the coal mining machine and the weight of the coal mining machine is relatively light, a series of problems such as uneven driving stress, clamping, incapability of walking smoothly, deflection of the body of the coal mining machine, jumping of the body of the coal mining machine, toppling of the coal mining machine and the like easily occur when the coal mining machine is matched with a traditional single-side rack scraper conveyor for use.
Disclosure of Invention
The invention provides a scraper conveying device, a double-rack-rail scraper conveyor, a coal mining device and a coal mining machine, overcomes the defects of the prior art, and can effectively solve the problems of the skew of a coal mining machine body, the jumping of the coal mining machine body and the toppling of the coal mining machine when the existing coal mining machine is matched with the double-rack-rail scraper conveyor for use.
One of the technical schemes of the invention is realized by the following measures: a scraper conveying device comprises a middle groove, and tooth rails are fixedly arranged on groove walls on two sides of the middle groove through tooth rail seats respectively.
The following is a further optimization or/and improvement of one of the above-mentioned technical solutions of the invention:
the bottom of the outside rail body of the rack rail at least one side of the middle groove can be provided with a buckling bulge.
At least one side of the middle groove can be connected with at least one set of ear seat.
The second technical scheme of the invention is realized by the following measures: a double-rack-rail scraper conveyor comprises a machine head transmission part, a transition groove, an adjusting groove, a machine tail part and a middle groove body formed by a plurality of fixedly connected middle groove bodies, wherein the machine head transmission part, the transition groove, the adjusting groove, the middle groove body and the machine tail part are connected together.
The third technical scheme of the invention is realized by the following measures: the utility model provides a coal mining device, including coal-winning machine body and double rack rails scraper conveyor, the coal-winning machine body includes the coal-winning machine fuselage, coal-winning machine rocking arm and coal-winning machine cutting drum, be equipped with coal-winning machine cutting drum in the coal-winning machine fuselage left and right sides, coal-winning machine cutting drum links together and can the up-and-down reciprocal swing through coal-winning machine rocking arm and coal-winning machine fuselage, the coal-winning machine fuselage downside of position between coal-winning machine cutting drum is set up to middle part groove, it detains the groove to be equipped with the decurrent knot of opening in coal-winning machine fuselage lower part one side, the middle part in detaining the groove is equipped with the rack rail wheel with this side rack rail meshing, the rack.
The third technical scheme of the invention is further optimized or/and improved as follows:
the bottom of the outer side wall of the buckling groove can be provided with a horizontal clamping table, and buckling bulges at the bottom of the outer side rail body of the rack rail vertically correspond to the horizontal clamping table.
The fourth technical scheme of the invention is realized by the following measures: the utility model provides a coal mining device, including coal-winning machine body and double rack rail scraper conveyor, the coal-winning machine body includes the coal-winning machine fuselage, coal-winning machine rocking arm and coal-winning machine cutting drum, all be equipped with coal-winning machine cutting drum in the coal-winning machine fuselage left and right sides, coal-winning machine cutting drum links together and can the reciprocal swing from top to bottom through coal-winning machine rocking arm and coal-winning machine fuselage, the coal-winning machine fuselage downside of position is set up to middle part groove between coal-winning machine cutting drum, be equipped with the undermining groove of opening respectively in coal-winning machine fuselage lower part both sides, be equipped with respectively at the middle part in undermining groove with the rack rail.
The following is further optimization or/and improvement of the fourth technical scheme of the invention:
the bottom of the outer side wall of the buckling groove can be provided with a horizontal clamping table, and buckling bulges at the bottom of the outer side rail body of the rack rail vertically correspond to the horizontal clamping table.
The rack wheel is connected with a driving device of the coal mining machine body, and the arrangement quantity of the rack wheels on two sides of the coal mining machine body is respectively set to be one to four according to different gradient requirements.
The double-rack scraper conveyor has a reasonable and compact structure, and the coal mining machine can travel on the double-rack scraper conveyor through the double racks, so that the phenomena of uneven stress, blockage and incapability of smooth traveling of the coal mining machine during working are avoided, and the installation and maintenance are facilitated; the problems that the cutting drums of the coal mining machine on the left side and the right side of the machine body of the coal mining machine are not uniformly stressed, are not clamped, cannot walk smoothly, and the machine body of the coal mining machine is inclined, the machine body of the coal mining machine jumps and the coal mining machine topples over can be prevented through the arrangement of the detaining groove, the fault rate of the coal mining machine is reduced, and the coal mining efficiency is improved.
Drawings
FIG. 1 is a schematic cross-sectional structure of the first embodiment.
FIG. 2 is a schematic top view of the middle trough body of the second embodiment.
FIG. 3 is a schematic cross-sectional structure of the third embodiment.
FIG. 4 is a schematic cross-sectional view of the fourth embodiment.
Fig. 5 is a schematic left-view partially-zoomed structure diagram of the fourth embodiment.
Fig. 6 is a schematic top view of the structure of fig. 5.
The codes in the figures are respectively: the coal mining machine comprises a ledge 1, a rack 2, a rack seat 3, a buckling bulge 4, an ear seat 5, a middle groove 6, a coal mining machine body 7, a coal mining machine rocker arm 8, a coal mining machine cutting drum 9, a buckling groove 10, a rack wheel 11 and a horizontal clamping table 12.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
the first embodiment is as follows: as shown in the attached figure 1, the scraper conveying device comprises a middle groove 6, and tooth rails 2 are fixedly arranged on the groove walls 1 on the two sides of the middle groove 6 respectively through tooth rail seats 3.
According to the demand, middle part groove 6 is including being located the middle part and being used for bearing the medium plate of buggy, setting up ledge 1 and the back cover plate of setting in the medium plate below in the middle plate left and right sides, and cogged rail 2 fixed mounting is in ledge 1 upside. In the use, through setting up rack 2, the coal-winning machine can walk on scraper blade conveyor through rack wheel 11, avoids the coal-winning machine uneven stress, do not block and the unable phenomenon of smoothly walking of walking at the during operation, can improve coal mining efficiency, also can be convenient for install and maintain.
The scraper conveying device can be further optimized or/and improved according to actual needs:
as shown in the attached figure 1, the bottom of the outer rail body of the rack 2 at least on one side of the middle groove 6 is provided with a catching protrusion 4.
In the use, through such setting, can make coal-winning machine and detain protruding 4 lock of withholding and be in the same place, can prevent that coal-winning machine weight is light and cause the fuselage that coal-winning machine coal mining in-process appears to beat or topple over the phenomenon.
As shown in fig. 1, at least one side of the middle groove 6 is connected with at least one set of ear seats 5.
In the using process, the lug seats 5 are arranged, and the pushing oil cylinder can be used for pushing (pulling) the scraper conveying device leftwards or rightwards, so that the coal mining machine moves forwards or backwards on the scraper conveying device, and coal at different positions is cut and mined.
Example two: as shown in the attached figure 2, the double-rack scraper conveyor comprises a machine head transmission part, a transition groove, an adjusting groove, a machine tail part and a middle groove body formed by a plurality of middle grooves 6 fixedly connected together, wherein the machine head transmission part, the transition groove, the adjusting groove, the middle groove body and the machine tail part are connected together.
According to requirements, the machine head transmission part, the transition groove, the adjusting groove and the machine tail part are all the prior known technologies. In the use process, through the arrangement, the middle trough bodies can be manufactured in batches and assembled into the double-rack scraper conveyor, and the double-rack scraper conveyor can be matched with a coal mining machine with cutting drums on one side and a coal mining machine with cutting drums on two sides, so that the coal mining machine can move forwards or backwards on the double-rack scraper conveyor to cut and mine coal at different positions.
Example three: as shown in fig. 3, the coal mining device comprises a coal mining machine body and a double-rack scraper conveyor, wherein the coal mining machine body comprises a coal mining machine body 7, coal mining machine rocker arms 8 and coal mining machine cutting rollers 9, the coal mining machine cutting rollers 9 are arranged on the left side and the right side of the coal mining machine body 7, the coal mining machine cutting rollers 9 are connected with the coal mining machine body 7 through the coal mining machine rocker arms 8 and can swing up and down in a reciprocating manner, a middle groove 6 is formed in the lower side of the coal mining machine body 7 between the coal mining machine cutting rollers 9, a holding groove 10 with a downward opening is formed in one side of the lower portion of the coal mining machine body 7, a rack wheel 11 meshed with the rack 2 on the side is arranged in the middle of the holding groove 10, the rack 2 is located in the holding groove 10, and a rack wheel.
In the use process, the left side of the lower part of the coal mining machine body 7 or the right side of the lower part of the coal mining machine body is provided with a catching groove 10 which can be matched with the rack rails 2 of the scraper conveyor with the double rack rails 2 for use, and the rack rails 2 are positioned in the catching groove 10 to prevent the problems that the cutting drums 9 of the coal mining machine on the left side and the right side of the coal mining machine body 7 are uneven in stress, clamped and cannot smoothly walk, and the coal mining machine body 7 is inclined, the coal mining machine body 7 jumps and the coal mining machine topples over, so that.
The coal mining device can be further optimized or/and improved according to actual needs:
as shown in fig. 3, a horizontal clamping table 12 is arranged at the bottom of the outer side wall of the locking groove 10, and the locking protrusion 4 at the bottom of the outer side rail body of the rack rail 2 corresponds to the horizontal clamping table 12 up and down.
In the use, detain and press groove 10 left part or right part and be equipped with the horizontal ka tai 12 corresponding with detaining protruding 4 of the rack 2 rail body bottom of corresponding position, can prevent coal-winning machine horizontal hunting, prevent coal-winning machine luffing motion simultaneously.
Example four: as shown in fig. 4, 5 and 6, the coal mining device comprises a coal mining machine body and a double-rack scraper conveyor, wherein the coal mining machine body comprises a coal mining machine body 7, coal mining machine rocker arms 8 and coal mining machine cutting drums 9, the left side and the right side of the coal mining machine body 7 are respectively provided with the coal mining machine cutting drums 9, the coal mining machine cutting drums 9 are connected with the coal mining machine body 7 through the coal mining machine rocker arms 8 and can swing up and down in a reciprocating manner, a middle groove 6 is formed in the lower side of the coal mining machine body 7 between the coal mining machine cutting drums 9, two sides of the lower part of the coal mining machine body 7 are respectively provided with a pressing groove 10 with a downward opening, a rack wheel 11 meshed with rack rails 2 on two sides is respectively arranged in the middle of the.
In the use, coal-winning machine fuselage 7 lower part left side and lower part right side all are equipped with the groove 10 of detaining that can use with the cogged rail 2 cooperation of double rack rail 2 scraper conveyor, cogged rail 2 is located detains groove 10 and can prevents that coal-winning machine fuselage 7 left side and right side coal-winning machine cutting drum 9 atress is inhomogeneous, do not block, unable smooth and easy walking and coal-winning machine fuselage 7 is crooked, coal-winning machine fuselage 7 is beated, the problem that coal-winning machine fuselage 7 emptys, the fault rate of reduction coal-winning machine body, coal mining efficiency is improved.
The coal mining device can be further optimized or/and improved according to actual needs:
as shown in fig. 4, 5 and 6, a horizontal clamping table 12 is arranged at the bottom of the outer side wall of the locking groove 10, and the locking protrusion 4 at the bottom of the outer side rail body of the rack rail 2 corresponds to the horizontal clamping table 12 up and down.
In the use, detain groove 10 left part and right part and all be equipped with the horizontal ka tai 12 corresponding with detaining the arch 4 of the rack 2 rail body bottom of corresponding position, can prevent coal-winning machine fuselage 7 horizontal hunting, prevent coal-winning machine fuselage 7 luffing motion simultaneously.
As shown in fig. 4, 5 and 6, the rack wheels 11 are connected with a driving device of the coal mining machine body, and the arrangement number of the rack wheels 11 on two sides is set to be one to four according to different slope requirements.
In the use, through such setting, can strengthen the stability of coal-winning machine body in the walking process, also can the load of rational distribution rack wheel 11, can avoid rack wheel 11 and rack 2 load intensity too big to cause the damage, can prolong the life of rack 2 and rack wheel 11, reduce running cost.
The technical characteristics form an embodiment of the invention, which has strong adaptability and implementation effect, and unnecessary technical characteristics can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (7)
1. The utility model provides a scraper blade conveyor, includes the middle part groove, has the rack through rack seat fixed mounting respectively on the ledge of the both sides in its characterized in that middle part groove, and the rack outside rail body bottom of at least one side in middle part groove is equipped with detains and gives as security the arch, and at least one side in middle part groove is connected with one set of at least ear seat.
2. A double-rack-rail scraper conveyor is characterized by comprising a machine head transmission part, a transition groove, an adjusting groove, a machine tail part and a middle groove body formed by a plurality of middle groove bodies fixedly connected together, wherein the machine head transmission part, the transition groove, the adjusting groove, the middle groove body and the machine tail part are connected together.
3. A coal mining device using the double-rack scraper conveyor according to claim 2, characterized by comprising a coal mining machine body and the double-rack scraper conveyor, wherein the coal mining machine body comprises a coal mining machine body, coal mining machine rocker arms and coal mining machine cutting drums, the coal mining machine cutting drums are arranged on the left side and the right side of the coal mining machine body, the coal mining machine cutting drums are connected with the coal mining machine body through the coal mining machine rocker arms and can swing up and down in a reciprocating manner, a middle groove is formed in the lower side of the coal mining machine body and is arranged between the coal mining machine cutting drums, a pressing groove with a downward opening is formed in one side of the lower portion of the coal mining machine body, a rack wheel meshed with the rack on the side is arranged in the middle of the pressing groove, the rack is located in the pressing groove, and a rack.
4. The coal mining device according to claim 3, characterized in that the bottom of the outer side wall of the catching groove is provided with a horizontal clamping table, and the catching bulge at the bottom of the outer rail body of the rack rail vertically corresponds to the horizontal clamping table.
5. A coal mining device using the double-rack scraper conveyor according to claim 2, characterized by comprising a coal mining machine body and the double-rack scraper conveyor, wherein the coal mining machine body comprises a coal mining machine body, coal mining machine rocker arms and coal mining machine cutting drums, the coal mining machine cutting drums are arranged on the left side and the right side of the coal mining machine body, the coal mining machine cutting drums are connected with the coal mining machine body through the coal mining machine rocker arms and can swing up and down in a reciprocating manner, a middle groove is formed in the lower side of the coal mining machine body and is arranged between the coal mining machine cutting drums, buckling grooves with downward openings are formed in the two sides of the lower portion of the coal mining machine body, rack wheels meshed with rack rails on the two sides are arranged in the middle of the buckling grooves.
6. The coal mining device according to claim 5, characterized in that the bottom of the outer side wall of the catching groove is provided with a horizontal clamping table, and the catching bulge at the bottom of the outer rail body of the rack rail vertically corresponds to the horizontal clamping table.
7. The coal mining device of the scraper conveying device according to claim 3, 4, 5 or 6, characterized in that the rack wheels are connected with a driving device of the coal mining machine body, and the arrangement number of the rack wheels on two sides is respectively set to be one to four according to different gradient requirements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011166089.0A CN112459832A (en) | 2020-10-27 | 2020-10-27 | Scraper conveyor, double-rack-rail scraper conveyor and coal mining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011166089.0A CN112459832A (en) | 2020-10-27 | 2020-10-27 | Scraper conveyor, double-rack-rail scraper conveyor and coal mining device |
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| Publication Number | Publication Date |
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| CN112459832A true CN112459832A (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011166089.0A Pending CN112459832A (en) | 2020-10-27 | 2020-10-27 | Scraper conveyor, double-rack-rail scraper conveyor and coal mining device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536232A (en) * | 2012-03-06 | 2012-07-04 | 黑龙江科技学院 | Double-row rack rail type multi-driving traction system for roller type coal mining machine |
| CN203283768U (en) * | 2013-05-29 | 2013-11-13 | 湖南矿友重工有限公司 | Scraper conveyer |
| CN103395603A (en) * | 2013-07-31 | 2013-11-20 | 三一重型装备有限公司 | Middle groove of scraper conveyer, scraper conveyer and fully-mechanized coal mining equipment |
| US20160215621A1 (en) * | 2013-09-30 | 2016-07-28 | Komatsu Ltd. | Mine mining system |
| CN110566205A (en) * | 2019-09-18 | 2019-12-13 | 新疆矿源重工科技有限公司 | Mining method for steeply inclined coal seam |
| CN110566199A (en) * | 2019-09-18 | 2019-12-13 | 新疆矿源重工科技有限公司 | Downward mining coal mining machine and matching device |
-
2020
- 2020-10-27 CN CN202011166089.0A patent/CN112459832A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102536232A (en) * | 2012-03-06 | 2012-07-04 | 黑龙江科技学院 | Double-row rack rail type multi-driving traction system for roller type coal mining machine |
| CN203283768U (en) * | 2013-05-29 | 2013-11-13 | 湖南矿友重工有限公司 | Scraper conveyer |
| CN103395603A (en) * | 2013-07-31 | 2013-11-20 | 三一重型装备有限公司 | Middle groove of scraper conveyer, scraper conveyer and fully-mechanized coal mining equipment |
| US20160215621A1 (en) * | 2013-09-30 | 2016-07-28 | Komatsu Ltd. | Mine mining system |
| CN110566205A (en) * | 2019-09-18 | 2019-12-13 | 新疆矿源重工科技有限公司 | Mining method for steeply inclined coal seam |
| CN110566199A (en) * | 2019-09-18 | 2019-12-13 | 新疆矿源重工科技有限公司 | Downward mining coal mining machine and matching device |
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