CN211422706U - Waste rock throwing machine for filling tunnel - Google Patents
Waste rock throwing machine for filling tunnel Download PDFInfo
- Publication number
- CN211422706U CN211422706U CN201921446128.5U CN201921446128U CN211422706U CN 211422706 U CN211422706 U CN 211422706U CN 201921446128 U CN201921446128 U CN 201921446128U CN 211422706 U CN211422706 U CN 211422706U
- Authority
- CN
- China
- Prior art keywords
- gangue
- filling
- throwing
- roadway
- machine
- 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.)
- Active
Links
Images
Abstract
The utility model provides a tunnel is filled with throwing cash machine, including throwing belt mechanism, running gear, chassis, adjust dull and stereotyped, hydraulic system and electrical system, throw belt mechanism and carry out horizontal hunting and luffing motion, hydraulic system is connected with running gear, adjusts the dull and stereotyped front end that is located throwing belt mechanism, and running gear sets up in throwing belt mechanism below, and the running gear bottom has the chassis, adjusts the dull and stereotyped and is connected with the hydro-cylinder, adjusts through the hydro-cylinder throw cash machine horizontal hunting and the range of luffing motion, throw belt mechanism is belt conveyor, and belt conveyor's aircraft nose is located the tunnel mouth side, as the material receiving end; the tail of the belt conveyor is positioned in the roadway to form a filling part which is used as a discharging end.
Description
Technical Field
The utility model relates to a coal mining technical field, concretely relates to tunnel fills with throwing cash machine.
Background
In the primary energy structure of China, coal accounts for about 70 percent, and the coal is a main energy source of China for a long time. With the increasing production scale of the third mine with the resource exhaustion in the old district, a plurality of ecological problems are brought about correspondingly. How to lead the exploitation of old mines to be sustainably developed through low investment and high return requires reasonable exploitation technology and effective prevention and control measures, so as to take the way of green mining industry with development and utilization of mineral resources and coordinated development of ecological environment, take the lead to the realization of sustainable development goal of intensive operation of low exploitation, high utilization and low waste and build a green coal industrial system. The method analyzes and proposes how to realize green mining of old-area coal mines and application of gangue filling equipment in green mining technology.
Based on the current situation of old mines, the benefit maximization is firstly sought, a filling mode is determined and a simpler mechanical conveying mode is applied, a belt conveyor and a scraper conveyor are generally adopted to convey the waste rock, and the waste rock is thrown to a goaf by a waste rock throwing belt. The filling mode has the characteristics of large waste filling capacity, simple system, less investment and high efficiency, selects the primary waste filling technology, and is a preferred green mining process for the mine with the resource exhaustion in the old district.
The gangue can be filled without lifting the well, so that the transportation cost is reduced, and the land occupation and the environmental pollution are reduced; the coal gangue filling goaf realizes the coal change by the gangue, can reduce the subsidence of the earth surface, minimize the damage to the land and the building, reduce the compensation expense; and the coal gangue is filled into the goaf, the goaf close to the entry retaining section is filled, the entry retaining effect can be ensured, and the entry retaining cost is reduced. Thereby realizing the non-pillar mining, improving the recovery rate of coal resources, reducing the excavation amount of the roadway and relieving the tension of excavation continuation; the system is more beneficial to the exertion of the separate storage and transport efficiency, the operation of a monorail crane system and the complete elimination of underground ground rails; mature and efficient filling technology can lay a solid foundation for the exploitation of the coal in the later group threatened by water damage.
The underground waste rock tunnel filling is to dig a tunnel in a coal bed which cannot be normally mined, fill waste rock generated by digging a rock tunnel into the tunnel of the coal bed, and replace coal resources by the waste rock, so that the dual purposes of mining coal resources and comprehensively treating the waste rock are achieved. When the gangue is filled in the goaf of the coal mine, the gangue is generally thrown and filled by a gangue throwing machine.
The existing gangue throwing machine in the market has poor adjustability, when a certain height difference exists between a working face and a drift, the gangue throwing machine needs to be continuously heightened according to the height change of the drift, and a cushion block is very troublesome when the gangue throwing machine is heightened; when the direction needs to be turned, the roadway needs to be fallen, the direction of the gangue throwing machine is adjusted by the chain block, time and labor are wasted, normal production is seriously affected, and when the gangue throwing area is adjusted, the gangue throwing machine needs to be frequently moved, so that the continuity of work of the gangue throwing machine is poor. For the purpose of filling, a new filling device is needed to solve the filling problem, namely a new gangue throwing machine.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems in the prior art, the utility model provides a gangue throwing machine for filling roadways, which comprises a gangue throwing belt mechanism, a travelling mechanism, a chassis, an adjusting plate, a hydraulic system and an electrical system, wherein the gangue throwing belt mechanism swings left and right and up and down, the hydraulic system is connected with the travelling mechanism, the adjusting plate is arranged at the front end of the gangue throwing belt mechanism, the travelling mechanism is arranged below the gangue throwing belt mechanism, the bottom end of the travelling mechanism is provided with the chassis, the adjusting plate is connected with an oil cylinder, the amplitude of the left and right swinging and the up and down swinging of the gangue throwing machine is adjusted through the oil cylinder, the amplitude of the up and down swinging is 1.5-3.5 meters, the total length of the gangue throwing machine is 9-12 meters and the width is 1.12 meters, the adjusting range of the left and right swinging amplitude is 3.5-4 meters, the gangue throwing belt mechanism is a belt conveyor, the machine head of the belt conveyor is positioned at the opening of the roadway and serves as a receiving end; the tail of the belt conveyor is positioned in the roadway to form a filling part which is used as a discharging end.
Preferably, the cast belt mechanism of the gangue throwing machine is a belt conveyor taking an electric roller as power.
Preferably, the belt conveyor is arranged below the rock raking machine and serves as a fixed receiving end, and the tail of the belt conveyor is arranged in the filling roadway and connected with the ejection belt mechanism.
Preferably, the roadway filling waste rock throwing machine is further provided with a fulcrum part, the fulcrum part is connected to the adjusting plate through a pin shaft and a heightening oil cylinder, and the height change of the head of the roadway filling waste rock throwing machine is realized through the stretching of the heightening oil cylinder.
Preferably, the waste rock throwing machine is connected with the chassis through a bearing, two swing oil cylinders are arranged on the left side and the right side of the chassis, one end of each swing oil cylinder is fixed on the waste rock throwing machine, the other end of each swing oil cylinder is fixed on the flat plate, and the head of the waste rock throwing machine swings back and forth through extension and contraction of the two swing oil cylinders.
The working process of the gangue throwing machine is as follows: after the filling part moves backwards, the conveyor tail is located on the adjusting plate through the support, the throwing gangue machine is adjusted within a distance of less than or equal to 9 meters from the support below the belt conveyor tail through the telescopic belt, and after the filling part moves backwards for 9 meters, the three-section middle supports of the belt conveyor are detached to finish the belt shrinking work.
The utility model has the advantages that:
(1) the height of the gangue throwing machine is adjustable. In order to adapt to the height change of the filling roadway, the gangue throwing machine can be adjusted up and down within the height range of the roadway, the fulcrum part of the gangue throwing machine is connected to the adjusting plate through a pin shaft and a heightening oil cylinder, and the height change of the head part of the gangue throwing machine is realized through the expansion and contraction of the heightening oil cylinder, so that the gangue throwing machine adapts to the height change of the filling roadway and can fill the whole roadway section with gangue.
(2) The gangue throwing machine can swing left and right. The gangue throwing machine is connected with the base through a bearing, one end of each of the left swing oil cylinder and the right swing oil cylinder is fixed on the gangue throwing machine, the other end of each of the left swing oil cylinder and the right swing oil cylinder is fixed on the flat plate, the head of the gangue throwing machine swings back and forth through extension and contraction of the two swing oil cylinders, and the whole width range of the section of the roadway can be filled with gangue.
(3) The disassembly of the conveyor after the filling part moves back is simple. The conveyor tail is seated on the flat plate through the bracket. Due to the scalability of the telescopic belt, the telescopic belt can be adjusted within a distance of less than or equal to 9 meters from a support below the tail of the conveyor, and when the filling part moves back for 9 meters, three sections of middle supports of the conveyor are removed to finish the belt shrinking work.
(4) A tension pump is used as a power source. The height adjustment and the left-right swing amplitude adjustment of the gangue throwing machine are realized by adopting the tension pump as a power source, so that the gangue throwing machine is economical and practical.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. The objects and features of the present invention will become more apparent in view of the following description taken in conjunction with the accompanying drawings, in which:
the attached drawings 1(a) and 1(b) are schematic structural diagrams of the whole gangue throwing machine according to the first embodiment of the utility model.
Fig. 2(a) and fig. 2(b) are schematic diagrams of the overall structure of the gangue throwing machine according to the second embodiment of the utility model.
Fig. 3 is a schematic structural diagram corresponding to the flow of the gangue filling system according to the first and second embodiments of the present invention.
Fig. 4 is a schematic view of the structure of the chassis according to the first and second embodiments of the present invention.
Fig. 5(a), fig. 5(b) and fig. 5(c) are respectively according to the utility model discloses the cylinder sports car structure schematic diagram of increaseing of first and second embodiment.
Fig. 6(a), fig. 6(b), fig. 6(c), fig. 6(d), fig. 6(e) and fig. 6(f) are schematic structural views of the lane blocking device according to the first and second embodiments of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the present invention is not limited thereto.
The first embodiment:
referring to fig. 1(a) and fig. 1(b), in order to overcome the above-mentioned problem that prior art exists, the utility model provides a tunnel is filled with throwing cash machine, including throwing belt mechanism 1, running gear 2, chassis 3, adjust dull and stereotyped 4, hydraulic system 5 and electrical system 6, wherein for making throw cash machine height-adjustable, we select the multiunit hydro-cylinder to compare, have calculated the bearing capacity, select usable hydro-cylinder to propose to adopt the pump that rises to draw as the power supply, realize throwing cash machine height-adjustable and control the swing amplitude and adjust, economy is practical promptly. The left-right swinging amplitude of the gangue throwing machine is designed according to the width of a mine roadway, and is initially formed by small mills, and the left-right swinging amplitude is manually adjusted. However, if the belt of the gangue throwing machine is provided with gangue, manual adjustment is too laborious under the condition of load bearing, and finally, oil cylinder adjustment is adopted, so that the automation of height adjustment and swinging is realized.
The total length of the gangue throwing machine is 12 meters, and the width of the gangue throwing machine is 1.12 meters. The machine head can be adjusted up and down, the maximum can reach 2.9 meters, the minimum can be reduced to 2.5 meters, and the maximum left-right swinging amplitude can reach 3.5 meters. The throwing belt mechanism of the gangue throwing machine is a belt conveyor and is used as a transport tool, and the head of the belt conveyor is positioned at the roadway opening and is used as a receiving end; the tail of the belt conveyor is positioned in the roadway and serves as a discharging end.
Second embodiment:
because the throwing gangue machine and the secondary conveying belt are fixed equipment, the total length is more than 20 meters. When the filling lane is filled to 20 more than one meter of the road junction, the last 20 more than one meter of the filling lane can not be filled because the equipment can not be shortened. The gangue dumping machine of the first embodiment is improved for more filling.
Referring to fig. 2, after improvement, the gangue throwing machine consists of a belt throwing mechanism 1 ', a traveling mechanism 2', a chassis 3 ', an adjusting plate 4', a hydraulic system 5 'and an electric system 6', and the gangue throwing machine is 9 m in total length and 1.12 m in width. The machine head can be adjusted up and down, the maximum can reach 3.5 meters, the minimum can be reduced to 1.5 meters, and the maximum left-right swinging amplitude can reach 4 meters. The throwing belt mechanism of the gangue throwing machine is a belt conveyor taking an electric roller as power, and a machine head of the belt conveyor is arranged on the side of a roadway opening and serves as a receiving end; the tail of the belt conveyor is positioned in the roadway and used as a discharging end.
Compared with the first embodiment, the second embodiment has the advantages that one second conveying belt is reduced, the total length of the gangue throwing machine is shortened by 3 meters, the maximum height is improved by 0.6 meter, the minimum height is reduced by 1 meter, the horizontal swinging amplitude is increased by 0.5 meter, and the filling requirement of a filling roadway is completely met.
Referring to fig. 3, the gangue filling system flow of the first embodiment: underground gangue enters a tipper through a bypass from a 1-ton U-shaped mine car, the tipper turns the gangue into a gangue bin for standby, a scraper bucket type rock loader is arranged below the gangue bin, the gangue is loaded onto a belt conveyor, the gangue is conveyed to a filling roadway by the conveyor, and the gangue is filled into the roadway through a secondary conveying belt and a gangue throwing machine.
The gangue filling system flow of the second embodiment is as follows: the mine car for pulling the waste rock underground enters a tipper through a detour, the tipper turns the waste rock to a waste rock bin, a rock raking machine is arranged on the waste rock bin, the waste rock is raked on a telescopic belt, the waste rock is conveyed to a filling roadway through the telescopic belt, and the waste rock is filled into the roadway through a rock throwing machine. One two-conveyer belt is reduced.
Referring to fig. 4, fig. 5(a), fig. 5(b), fig. 5(c), fig. 6(a), fig. 6(b), fig. 6(c), fig. 6(d), fig. 6(e) and fig. 6(f), the structures of the chassis, the heightening cylinder sports car and the lane blocking device are respectively, and the structures in the prior art can be combined with the structural form and the size ratio in the drawings.
Due to the fact that a filling roadway is narrow, the transport distance is different in length and height, deformation is fast, and the technical requirement on the gangue throwing machine is higher. The belt conveyor is matched with the filling equipment in a form of a belt conveyor, namely, the belt conveyor is arranged below the rock raking machine and serves as a fixed receiving end, the tail of the belt conveyor is arranged in a filling roadway and is connected with the gangue throwing machine, and thus, the filling part and the belt conveyor form a system.
The height of the gangue throwing machine is adjustable, the gangue throwing machine can be adjusted up and down within the height range of the roadway in order to adapt to the height change of the filling roadway, the fulcrum part of the gangue throwing machine is connected to the adjusting plate 4 through a pin shaft and a heightening oil cylinder, the height change of the head part of the gangue throwing machine is realized through the stretching of the heightening oil cylinder, and therefore the gangue throwing machine adapts to the height change of the filling roadway and can fill the whole roadway section with gangue.
The gangue throwing machine can swing left and right, the gangue throwing machine is connected with the chassis 3 through a bearing, two swing oil cylinders are arranged on the left side and the right side of the chassis 3, one ends of the swing oil cylinders are fixed on the gangue throwing machine, the other ends of the swing oil cylinders are fixed on a flat plate, the head of the gangue throwing machine swings back and forth through extension and contraction of the two swing oil cylinders, and the whole width range of the section of the roadway can be filled with gangue.
After the filling part moves backwards, the conveyor tail is located on the adjusting flat plate 4 through the support, the gangue throwing machine can be adjusted within a distance of less than or equal to 9 meters from the support below the belt conveyor tail due to the scalability of the telescopic belt, and when the filling part moves backwards by 9 meters, the three-section middle supports of the belt conveyor are removed, so that the belt retracting work is completed.
Implementation of this example:
(1) the height of the gangue throwing machine is adjustable. In order to adapt to the height change of the filling roadway, the gangue throwing machine can be adjusted up and down within the height range of the roadway, the fulcrum part of the gangue throwing machine is connected to the adjusting plate through a pin shaft and a heightening oil cylinder, and the height change of the head part of the gangue throwing machine is realized through the expansion and contraction of the heightening oil cylinder, so that the gangue throwing machine adapts to the height change of the filling roadway and can fill the whole roadway section with gangue.
(2) The gangue throwing machine can swing left and right. The gangue throwing machine is connected with the base through a bearing, one end of each of the left swing oil cylinder and the right swing oil cylinder is fixed on the gangue throwing machine, the other end of each of the left swing oil cylinder and the right swing oil cylinder is fixed on the flat plate, the head of the gangue throwing machine swings back and forth through extension and contraction of the two swing oil cylinders, and the whole width range of the section of the roadway can be filled with gangue.
(3) The disassembly of the conveyor after the filling part moves back is simple. The conveyor tail is seated on the flat plate through the bracket. Due to the scalability of the telescopic belt, the telescopic belt can be adjusted within a distance of less than or equal to 9 meters from a support below the tail of the conveyor, and when the filling part moves back for 9 meters, three sections of middle supports of the conveyor are removed to finish the belt shrinking work.
(4) A tension pump is used as a power source. The height adjustment and the left-right swing amplitude adjustment of the gangue throwing machine are realized by adopting the tension pump as a power source, so that the gangue throwing machine is economical and practical.
In a word, the height of the gangue throwing machine is adjustable, and the gangue throwing machine is suitable for height change of a filling roadway; the gangue throwing machine can swing left and right, so that the whole width range of the section of the roadway can be filled with gangue; in the selection of the lifter, according to the principle of convenient use and simple operation, the expansion pump is used for replacing the originally designed emulsion pump, the outsourcing cost is saved by 3 ten thousand yuan, and 2 persons are reduced for operating personnel.
The material cost for manufacturing the gangue throwing machine by self is about 4.5 ten thousand yuan, the labor cost is about 2 ten thousand yuan, and the total cost is 6.5 ten thousand yuan. The cost for manufacturing the gangue throwing machine by an external enterprise is 30 ten thousand yuan, and each device can save 23.5 ten thousand yuan for the mine. In addition, one old overturning cage is repaired and utilized, and the capital is saved by about 6 ten thousand yuan; one self-repairing rock loader and the like.
In the wing, energy Handan mine group Yunzhiling coal mine starts to be put into production in 2018 in the beginning of 6 months, the production is finished in 27 days in total, and the June bottom returns to a No. 5 filling lane of-148 mouths and is put into use. The underground waste rock filling system is composed of a waste rock throwing machine with the length of 12 meters, a secondary conveying belt with the length of 12 meters and a storage belt tail with the length of 12 meters, wherein the waste rock throwing machine is composed of 4 sections, each section is 3 meters, and two special jiggers are simultaneously arranged and can freely stretch and swing according to a working site. The device is retracted once every 9 m of backfill, and can meet the backfill requirements of 3 shifts. However, as the total length of the gangue throwing machine and the secondary conveying belt is fixed and cannot be adjusted, the gangue cannot be filled when the filling roadway retreats to the position which is 20 meters near the road junction. For larger-degree and high-efficiency filling, after the filling of No. 5 filling lane in 8 months is completed, the filling equipment is lifted to the well for improvement. After improvement, a secondary conveying belt is reduced, the total length of the gangue throwing machine is shortened by 3 meters, the filling requirement of a filling roadway is met, and the filling equipment is returned to the No. 8 filling roadway at the bottom of 8 months.
The existing filling equipment is used for filling No. 8 filling roadways with-148 ports, the section of the current mining development rock roadway is 5X 3.6m, 30 containers of goods need to be discharged every 1 m, the section of a filling coal roadway is 5X 3.2m, the filling rate of the roadway is calculated according to 70%, and 11 containers of waste rocks can be processed by filling 1 m of roadway. At present, mine rock roadways tunnel 3 meters per day, and filling coal roadways tunnel 9 meters per day. Therefore, the coal roadway tunneled every day can meet the requirement of gangue filling generated by rock roadway tunneling, and the filling work can be carried out normally and circularly.
The economic benefits of tunneling and filling coal roadways are as follows:
and (3) filling roadway support cost: 16 anchor rods (phi 20 multiplied by 2.4m) are required for supporting each meter of filling roadway, the unit price is 59.56 yuan/piece, and the total number is 952.96 yuan. 3 anchor cables (phi 22 multiplied by 7.3m) with unit price of 167.58 yuan/root, which is 502.74 yuan. The top web (0.9X 1.045m) had 7 pieces, a unit price of 26 yuan/piece, and a total of 182 yuan. The upper net (0.9 multiplied by 1.05m) is 10 pieces, the unit price is 26 yuan/piece, and the total number is 260 yuan. The top steel strip (2.6m) had 2 strips, a unit price of 107 yuan/one strip, and a total of 214 yuan. The upper steel belts (300X 260) are 9, the unit price is 8 yuan/root, and the total number is 72 yuan. The total number is 2183.7 yuan.
And (3) supporting labor cost: the total labor cost is 2035 yuan for each worker with 11 workers per shift and 185 yuan per shift, and 1017.5 yuan per meter according to the recent tunneling of 2m per shift.
The waste rock filling process cost is that 7 workers are required to be used for each shift when equipment is required to be started, 150 yuan is required to be used for each shift, the total labor cost is 1050 yuan, and the labor cost is 350 yuan for each shift according to the recent 3m filling.
The total expense is as follows: the cost of support materials, the cost of support labor and the cost of filling labor are 3551.2 yuan.
The tunneling section of the coal filling roadway is as follows: 5.0 x 3.2m, coal extracted from each meter of tunnel is 5.0 x 3.2 x 1.0 x 1.8 t, the current comprehensive sale price of coal is about 420.7 yuan/t, and the sale income per meter is 28.8 x 420.7 yuan/t 12116.16 yuan.
In total: the profitability of filling per meter is 12116.16-3551.2-8564.96 yuan.
The social benefit of the gangue on the mine without lifting the well is as follows:
in the aspect of social benefit, the gangue filling not only responds to the policy that the national environmental protection requirement for gangue can not go into the well, protects the ground environment, realizes green mining, lays a foundation for the green development of mines, practically fulfills the social responsibility of national enterprises, and obtains economic benefit and social benefit of 'double harvest'.
The embodiment starts from technical design, optimizes the technical scheme, reduces the gangue at the source, and implements the coal washing gangue backfilling engineering step by step. Meanwhile, the gangue dump is actively planned and reused, the gangue dump is gradually eliminated, and a green ecological mine is built. The application of the filling equipment not only fills the gangue generated by rock roadway excavation into the coal seam roadway, but also can replace coal resources by utilizing the gangue, thereby achieving the dual purposes of exploiting coal resources and comprehensively treating the gangue, and the device has wide popularization value.
The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by applying specific examples, and the descriptions of the above embodiments are only applicable to help understanding the principles of the embodiments of the present invention; meanwhile, the detailed description and the application scope of the embodiments of the present invention can be changed by those skilled in the art, and in summary, the content of the present description should not be construed as limiting the present invention.
Claims (5)
1. The utility model provides a tunnel is filled with throwing cash machine which characterized in that: comprises a throwing belt mechanism (1,1 '), a traveling mechanism (2, 2'), a chassis (3, 3 '), an adjusting plate (4, 4'), a hydraulic system (5,5 ') and an electrical system (6, 6'), wherein the throwing belt mechanism (1) swings left and right and up and down, the hydraulic system (5,5 ') is connected with the traveling mechanism (2, 2'), the adjusting plate (4,4 ') is positioned at the front end of the throwing belt mechanism (1, 1'), the traveling mechanism (2,2 ') is arranged below the throwing belt mechanism (1), the chassis (3, 3') is arranged at the bottom end of the traveling mechanism (2,2 '), the adjusting plate (4, 4') is connected with an oil cylinder, the amplitude of the left and right swinging and up and down swinging of the throwing gangue machine is adjusted through the oil cylinder, and the amplitude of the up and down swinging is 1.5-3.5 m, the total length of the gangue throwing machine is 9-12 meters, the width of the gangue throwing machine is 1.12 meters, the left-right swinging amplitude adjusting range is 3.5-4 meters, the gangue throwing belt mechanism (1, 1') is a belt conveyor, and the nose of the belt conveyor is positioned at the opening of a roadway and serves as a receiving end; the tail of the belt conveyor is positioned in the roadway to form a filling part which is used as a discharging end.
2. The gangue dumping machine for filling the roadway according to claim 1, wherein: the cast belt mechanisms (1, 1') of the gangue casting machine for filling the roadway are belt conveyors taking electric rollers as power.
3. The gangue dumping machine for filling the roadway according to claim 2, wherein: the belt conveyor is arranged below the rock raking machine and serves as a fixed receiving end, and the tail of the belt conveyor is arranged in a filling roadway to form a filling part and is connected with the ejection belt mechanisms (1, 1').
4. The gangue dumping machine for filling roadways according to claim 1 or 2, which is characterized in that: the roadway filling waste rock throwing machine is further provided with a fulcrum part, the fulcrum part is connected to the adjusting flat plates (4, 4') through a pin shaft and a heightening oil cylinder, and the height change of the head of the roadway filling waste rock throwing machine is achieved through the stretching of the heightening oil cylinder.
5. The gangue dumping machine for filling roadways according to claim 1 or 2, which is characterized in that: the gangue throwing machine for filling the roadway is connected with the chassis (3, 3 ') through a bearing, two swing oil cylinders are arranged on the left side and the right side of the chassis (3, 3'), one end of each swing oil cylinder is fixed on the gangue throwing machine, and the other end of each swing oil cylinder is fixed on a flat plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446128.5U CN211422706U (en) | 2019-09-02 | 2019-09-02 | Waste rock throwing machine for filling tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921446128.5U CN211422706U (en) | 2019-09-02 | 2019-09-02 | Waste rock throwing machine for filling tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211422706U true CN211422706U (en) | 2020-09-04 |
Family
ID=72287371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921446128.5U Active CN211422706U (en) | 2019-09-02 | 2019-09-02 | Waste rock throwing machine for filling tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211422706U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112459833A (en) * | 2020-11-25 | 2021-03-09 | 太原理工大学 | Gangue conveying backfill system and method for laying transmission rubber belt under rail |
| CN114320456A (en) * | 2020-09-27 | 2022-04-12 | 山东科技大学 | Unmanned gangue throwing, filling, grouting and reinforcing method for branch roadway mining |
-
2019
- 2019-09-02 CN CN201921446128.5U patent/CN211422706U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114320456A (en) * | 2020-09-27 | 2022-04-12 | 山东科技大学 | Unmanned gangue throwing, filling, grouting and reinforcing method for branch roadway mining |
| CN114320456B (en) * | 2020-09-27 | 2023-12-08 | 山东科技大学 | Unmanned gangue throwing, filling and grouting reinforcement method for roadway mining |
| CN112459833A (en) * | 2020-11-25 | 2021-03-09 | 太原理工大学 | Gangue conveying backfill system and method for laying transmission rubber belt under rail |
| CN112459833B (en) * | 2020-11-25 | 2021-07-20 | 太原理工大学 | Gangue conveying backfill system and method for laying transmission rubber belt under rail |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhang et al. | Backfilling technology and strata behaviors in fully mechanized coal mining working face | |
| CN101537925B (en) | Self-portable belt conveyer | |
| CN203669865U (en) | Constant-support alpine bolter miner | |
| CN211422706U (en) | Waste rock throwing machine for filling tunnel | |
| CN101418690A (en) | Flat coal deposit large open pit mine end-slope transport technological process | |
| CN105736045A (en) | Bag type filling system and filling method for controlling water inrush from gob floor | |
| CN203806024U (en) | Novel crawler-type loader-digger | |
| CN201534696U (en) | Self-propelling portable belt conveyor | |
| CN102011587A (en) | Method for mining coal on irregular fully-mechanized working surface | |
| CN103821530A (en) | Continuous excavating equipment and process for roadways | |
| CN209780954U (en) | Coal face end triangular space filling device | |
| CN115043138B (en) | Continuous conveying equipment for underground gangue backfill of coal mine and gangue backfill method | |
| CN104500131A (en) | Transportation system and transportation method for deslagging in inclined shaft construction | |
| CN203067006U (en) | Hydraulic support | |
| CN113137234A (en) | Open-pit coal mine pit bottom self-moving type inner dumping field lifting coal conveying system | |
| Gao et al. | The application of speedy drivage system in daliuta coal mine | |
| CN205023519U (en) | Novel two trailers | |
| CN213205671U (en) | Displacement belt conveyor without transition machine body | |
| CN203257461U (en) | Rapid filling mechanism for filling coal mining conveyor | |
| CN102444418A (en) | Device for filling roadway | |
| CN204327183U (en) | A kind of transportation system of slagging tap for slope construction | |
| CN112814701A (en) | Tunnel anti-skidding reinforced structure suitable for wear landslide down | |
| CN112411644A (en) | Movable cantilever placing support suitable for bucket wheel | |
| CN204849884U (en) | A multidirectional slide rail system for excavator | |
| CN204826032U (en) | Earth material transmission device for excavator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |