CN210178364U - Waste rock conveying system of small-section shield tunneling machine for coal mine - Google Patents
Waste rock conveying system of small-section shield tunneling machine for coal mine Download PDFInfo
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- CN210178364U CN210178364U CN201921001396.6U CN201921001396U CN210178364U CN 210178364 U CN210178364 U CN 210178364U CN 201921001396 U CN201921001396 U CN 201921001396U CN 210178364 U CN210178364 U CN 210178364U
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- belt conveyor
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- waste rock
- feeding
- material loading
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Abstract
The utility model belongs to the technical field of conveying equipment, a gangue conveying system of small cross section shield entry driving machine for coal mine is provided, including first belt conveyor, second belt conveyor, third belt conveyor, spiral material loading machine and fourth belt conveyor. The second belt conveyor is provided with walking wheels, and the third belt conveyor is a telescopic belt conveyor. The utility model discloses a waste rock discharging mode of "belt conveyor + spiral material loading machine" has avoided the shortcoming of traditional "slurry pump + pipeline waste rock discharging mode, has solved the slurry pump promptly and has appeared that the packing reveals easily, the discharge gate is less than pan feeding mouth, impeller wearing and tearing etc. and cause pump or pipe blockage to and block waste rock is many when meeting lithology change, the big and space limited problem of follow-up handling capacity.
Description
Technical Field
The utility model belongs to conveying equipment, concretely relates to gangue conveying system of small cross section shield entry driving machine for coal mine.
Background
For many years, key technical problems of hard rock tunneling, simultaneous operation of tunneling and anchoring, one-step section forming, working surface dust removal and the like of coal mines become common problems to be solved urgently in the coal industry. At present, the main equipment for roadway excavation of coal mines is a cantilever type tunneling machine or a continuous miner, which plays a great role in coal roadways and semi-coal-rock roadways; however, in rock roadway excavation, when the single compressive strength of rock is greater than 80MPa, the existing cantilever type tunneling machine at home and abroad is difficult to be applied. The research and popularization of the coal mine shield machine is the requirement and the inevitable trend of the development of the shield machine industry and the coal machine industry, and the requirement of the current rapid tunneling of the coal enterprises is solved. The method has great significance for safely and efficiently tunneling the coal mine and reducing the labor intensity.
The existing shield machine mainly adopts a mode of 'slurry pump + pipeline waste rock' to discharge waste rock, and during the operation of the existing shield machine, a slurry pump is easy to cause packing leakage, a discharge port is smaller than a feeding port, an impeller is abraded and the like, so that a pump or a pipeline is blocked; and when the lithology changes, the lump gangue is large, the subsequent treatment capacity is large and the space is limited.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a gangue conveying system of little section shield entry driving machine for coal mine to solve above-mentioned problem.
In order to achieve the purpose, the utility model provides a gangue conveying system of a small-section shield tunneling machine for coal mines, which comprises a first belt conveyor, a second belt conveyor, a third belt conveyor, a spiral feeding machine and a fourth belt conveyor, wherein the first belt conveyor is arranged on a main beam of the shield tunneling machine, the feeding end of the first belt conveyor is positioned below the discharge port of a guide chute of the shield tunneling machine, the feeding end of the second belt conveyor is positioned below the discharge end of the first belt conveyor, the feeding end of the second belt conveyor is arranged on a trailer of the shield tunneling machine, the discharge end of the second belt conveyor is positioned above the feeding end of the third belt conveyor, the second belt conveyor is provided with traveling wheels, the third belt conveyor is a telescopic belt conveyor, the discharge end of the third belt conveyor is located the feed end of the spiral feeding machine, the discharge end of the spiral feeding machine is located above the feed end of the fourth belt conveyor, and the discharge end of the fourth belt conveyor is provided with a gangue transfer trolley.
Furthermore, a sand removing machine is arranged between the spiral feeding machine and the fourth belt conveyor, the feeding end of the sand removing machine is located below the discharging end of the spiral feeding machine, and the discharging end of the sand removing machine is located above the feeding end of the fourth belt conveyor.
Further, the second belt conveyor comprises an inclined conveying part and a horizontal conveying part, and the feeding end of the inclined conveying part is positioned below the discharging end of the first belt conveyor.
The utility model has the advantages that: the utility model relates to a waste rock conveying system of little section shield entry driving machine for coal mine adopts the waste rock discharging mode of "belt conveyor + spiral material loading machine", has avoided the shortcoming of traditional "slurry pump + pipeline waste rock discharging" waste rock discharging mode, has solved the slurry pump promptly and has appeared the packing easily and reveal, the discharge gate is less than the pan feeding mouth, impeller wear and tear etc. causes pump or pipe blockage to and piece waste rock is many when meeting lithology change, the big and limited problem in space of follow-up handling capacity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic view of a part of the structure of the present invention;
fig. 2 is another partial structural view of the present invention.
Reference numerals:
10-a first belt conveyor, 20-a second belt conveyor, 21-an inclined conveying part, 22-a horizontal conveying part, 23-a traveling wheel, 30-a third belt conveyor, 40-a spiral feeding machine, 50-a sand removing machine, 60-a fourth belt conveyor and 70-a gangue transfer trolley.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
As shown in fig. 1-2, the present embodiment provides a gangue conveying system of a small-section shield tunneling machine for coal mine, which includes a first belt conveyor 10, a second belt conveyor 20, a third belt conveyor 30, a spiral feeder 40, and a fourth belt conveyor 60, where the first belt conveyor 10, the second belt conveyor 20, the third belt conveyor 30, the spiral feeder 40, and the fourth belt conveyor 60 are sequentially arranged along a gangue conveying direction. The first belt conveyor 10 is installed on a main beam of the shield tunneling machine, and the feeding end of the first belt conveyor 10 is located below the discharge port of the guide chute of the shield tunneling machine, namely, the gangue sliding out of the guide chute falls into the feeding end of the first belt conveyor 10. The feed end of the second belt conveyor 20 is located below the discharge end of the first belt conveyor 10, the feed end of the second belt conveyor 20 is mounted on the trailer of the shield tunneling machine, and the discharge end of the second belt conveyor 20 is located above the feed end of the third belt conveyor 30. The second belt conveyor 20 is provided with road wheels 23 so that the second belt conveyor 20 can advance as the shield tunneling machine tunnels. The third belt conveyor 30 is a telescopic belt conveyor, the discharge end of the third belt conveyor 30 is located at the feed end of the spiral feeding machine 40, the discharge end of the spiral feeding machine 40 is located above the feed end of the fourth belt conveyor 60, and the discharge end of the fourth belt conveyor 60 is provided with a gangue transfer trolley 70. Since the second belt conveyor 20 advances with the shield tunneling machine and the spiral feeder 40 is fixed in the tunnel, the length of the third belt conveyor 30 is automatically changed, thereby ensuring that the gangue is smoothly conveyed from the second belt conveyor 20 to the spiral feeder 40. Adopt the waste rock conveying system of this embodiment to carry the waste rock, avoided the shortcoming of traditional "slurry pump + pipeline discharge waste rock" discharge waste rock mode, solved promptly that the slurry pump appears the packing easily and reveals, the discharge gate is less than pan feeding mouth, impeller wearing and tearing etc. and causes pump or pipeline jam to and block waste rock is many when meeting lithology change, the problem that follow-up handling capacity is big and the space is restricted.
As a further improvement of the above scheme, a sand remover 50 is arranged between the spiral feeder 40 and the fourth belt conveyor 60, the feeding end of the sand remover 50 is positioned below the discharging end of the spiral feeder 40, and the discharging end of the sand remover 50 is positioned above the feeding end of the fourth belt conveyor 60. The sand remover 50 is used to remove and collect sand in the gangue, which can be used in construction work, so that the profit can be increased appropriately.
As a further modification of the above, the second belt conveyor 20 includes an inclined conveying section 21 and a horizontal conveying section 22, and the feed end of the inclined conveying section 21 is located below the discharge end of the first belt conveyor 10. The lower end of the inclined conveying section 21 is arranged to receive the gangue on the first belt conveyor 10 and to convey it upwards to the horizontal conveying section 22, which reduces the space taken up by the entire conveying system compared to an overall horizontal arrangement.
In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (3)
1. The utility model provides a waste rock conveying system of small cross section shield entry driving machine for coal mine which characterized in that: comprises a first belt conveyor (10), a second belt conveyor (20), a third belt conveyor (30), a spiral feeding machine (40) and a fourth belt conveyor (60), wherein the first belt conveyor (10) is arranged on a main beam of the shield tunneling machine, the feeding end of the first belt conveyor (10) is positioned below the discharge hole of a guide chute of the shield tunneling machine, the feeding end of the second belt conveyor (20) is positioned below the discharge end of the first belt conveyor (10), the feeding end of the second belt conveyor (20) is arranged on a trailer of the shield tunneling machine, the discharge end of the second belt conveyor (20) is positioned above the feeding end of the third belt conveyor (30), a travelling wheel (23) is arranged on the second belt conveyor (20), and the third belt conveyor (30) is a telescopic belt conveyor, the discharge end of third belt conveyor (30) is located the feed end of spiral material loading machine (40), the discharge end of spiral material loading machine (40) is located the top of the feed end of fourth belt conveyor (60), the discharge end of fourth belt conveyor (60) is equipped with waste rock transfer trolley (70).
2. The gangue transport system of claim 1, wherein: spiral material loading machine (40) with be equipped with sand removing machine (50) between fourth band conveyer (60), the feed end of sand removing machine (50) with be located the below of the discharge end of spiral material loading machine (40), the discharge end of sand removing machine (50) is located the top of the feed end of fourth band conveyer (60).
3. The gangue transport system of claim 1, wherein: the second belt conveyor (20) comprises an inclined conveying part (21) and a horizontal conveying part (22), and the feeding end of the inclined conveying part (21) is positioned below the discharging end of the first belt conveyor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921001396.6U CN210178364U (en) | 2019-06-28 | 2019-06-28 | Waste rock conveying system of small-section shield tunneling machine for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921001396.6U CN210178364U (en) | 2019-06-28 | 2019-06-28 | Waste rock conveying system of small-section shield tunneling machine for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210178364U true CN210178364U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921001396.6U Expired - Fee Related CN210178364U (en) | 2019-06-28 | 2019-06-28 | Waste rock conveying system of small-section shield tunneling machine for coal mine |
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| Country | Link |
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| CN (1) | CN210178364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658437A (en) * | 2022-04-26 | 2022-06-24 | 中煤第三建设（集团）有限责任公司 | Rapid gangue discharge equipment for coal roadway tunneling and anchoring all-in-one machine |
-
2019
- 2019-06-28 CN CN201921001396.6U patent/CN210178364U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114658437A (en) * | 2022-04-26 | 2022-06-24 | 中煤第三建设（集团）有限责任公司 | Rapid gangue discharge equipment for coal roadway tunneling and anchoring all-in-one machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |
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| CF01 | Termination of patent right due to non-payment of annual fee |