CN210477364U - System for manufacturing coal bunker concrete in mining area - Google Patents
System for manufacturing coal bunker concrete in mining area Download PDFInfo
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- CN210477364U CN210477364U CN201921108150.9U CN201921108150U CN210477364U CN 210477364 U CN210477364 U CN 210477364U CN 201921108150 U CN201921108150 U CN 201921108150U CN 210477364 U CN210477364 U CN 210477364U
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Abstract
The utility model provides a coal bunker concrete preparation system in mining area relates to mine coal bunker technical field, the system includes material transportation main lane, belt transportation main lane, aggregate chamber, coal bunker, mining area contact lane and stirring chamber, the material transportation main lane is provided with the aggregate chamber, the aggregate chamber communicates with mining area contact lane, mining area contact lane communicates to stirring chamber, stirring chamber is above the coal bunker, belt transportation main lane communicates the top of coal bunker; a material proportioning device is arranged in the aggregate chamber, a belt conveying device is arranged in the mining area connecting roadway, a stirring device and an ash chute pipe are arranged in the stirring chamber, the length of the ash chute pipe can be connected with the upper end to be matched with the stirring device, and the lower end can be adjusted to any position of the side wall of the coal bunker; the continuous configuration of concrete can be realized by utilizing the system to build the coal bunker. The system solves the problem of material accumulation caused by concrete proportioning and specific gravity compound feeding during the production of the coal bunker in the mining area, and improves the working efficiency.
Description
Technical Field
The utility model belongs to the technical field of the mine bunker technique and specifically relates to a coal bunker concrete preparation system in mining area.
Background
Coal bunkers are generally arranged in each mining area in the coal mining process, and the coal bunkers in the mining areas can adjust and buffer the contradiction between mining area production and large roadway transportation, so that the balanced and continuous production of the mining areas can be ensured; the loading time is shortened, the turnover rate of the locomotive and the mine car is improved, and the passing capacity of a parking lot is increased. In the process of constructing the coal bunker, the concrete material is not separated from the coal bunker, at present, the construction of the coal bunker generally includes that after the construction section reaches 1.5m, a metal framework is erected to be matched with a wood template or a steel template for concrete pouring, and the next cycle operation construction is carried out after the concrete is solidified for 24 hours. Concrete is generally conveyed by a winch, stirring aggregates need to be lifted to a bin opening for unloading and then manually loaded into a stirrer, and repeated operation causes high labor intensity and low working efficiency; in addition, a plurality of winches are needed to convey materials and concrete, and unsafe factors exist in the winch lifting process; there is therefore a need for further improvements to existing mining area bunker concrete production systems.
SUMMERY OF THE UTILITY MODEL
In order to solve when the mining area coal bunker preparation concrete match proportion compound material loading and lead to the material to pile up, the winch promotes and leads to efficiency and security low, and the concrete long time of transporting is transported discrete technical problem, the utility model provides a coal bunker concrete manufacturing system in mining area, concrete technical scheme is as follows:
a system for manufacturing coal bunker concrete in a mining area comprises a material transportation main roadway, a belt transportation main roadway, an aggregate chamber, a coal bunker, a mining area connecting roadway and a stirring chamber, wherein the aggregate chamber is arranged in the material transportation main roadway and is communicated with the mining area connecting roadway; the mining area connecting roadway is communicated to a stirring chamber, and the stirring chamber is arranged above the coal bunker; the belt transportation main roadway is communicated with the top of the coal bunker; the aggregate chamber is internally provided with a material proportioning device, the mining area connecting roadway is internally provided with a belt conveying device, the stirring chamber is internally provided with a stirring device and an ash chute, the upper end of the ash chute is matched with the stirring device to be installed and horizontally rotates for 360 degrees, the rotating lower end of the ash chute moves to any position of the side wall of the coal bunker, and the belt conveying device and the stirring device are in linkage control.
Preferably, the upper end of the ash sliding pipe is provided with an angle regulator, the angle regulator comprises a hopper, four hydraulic telescopic cylinders, a variable angle plate and a variable diameter hose, the hopper is installed above the base, the lower end of the hopper is connected with the ash sliding pipe through the variable diameter hose, the variable angle plate is sleeved on the ash sliding pipe, and the telescopic hydraulic cylinder is connected with the variable angle plate and the base.
Further preferably, the hydraulic telescopic cylinders are symmetrically arranged along 2 vertical symmetric axes of the angle-changing plate, the ash sliding pipes penetrate through holes in the angle-changing plate, and rubber friction pads are further arranged between the ash sliding pipes and the angle-changing plate.
It is further preferred that a discharge port of the stirring device is matched with the hopper, and the belt conveying device conveys the belt-conveyed materials to the stirring device through the transfer device; when the height of the end part of the belt conveying device is larger than that of a feeding port of the stirring device, the transfer device is a transfer plate; when the height of the end part of the belt conveying device is lower than the feeding port of the stirring device, the transferring device is a feeding transferring machine.
Further preferably, the diameter of the ash sliding pipe is 800 mm-2400 mm, all the sections of the ash sliding pipe are connected through threads, and an arc-shaped groove is arranged at the end part of the ash sliding pipe and is matched with and tightly attached to the bin wall.
Further preferably, the inclination angle of the mining area connecting roadway is less than 20 degrees, a dust screen is arranged on the belt of the belt conveyer in a covering mode, and a reversed loader is arranged at the machine head of the belt conveyer.
Further preferably, a track and a mine car are arranged in the material transportation main roadway, and the mine car is a side dump mine car; the material proportioning device is an automatic concrete proportioning device.
The beneficial effects of the utility model include:
(1) the utility model provides a coal bunker concrete preparation system in mining area has guaranteed concrete ratio, has carried, the continuity of stirring process through the reasonable setting of the big lane of material transportation, the big lane of belt transportation, aggregate chamber, mining area contact lane and stirring chamber position to reduced the reprinting link, especially the material that the ratio is good is directly sent to the stirring chamber stirring, has realized the continuity of concrete production.
(2) The stirring device and the ash sliding pipe are arranged in the stirring chamber of the system, the produced concrete is directly conveyed to the coal bunker side wall through the ash sliding pipe, the continuous conveying of the concrete is realized, the ash sliding pipe directly conveys the concrete to the specified position of the coal bunker side wall through rotation, the lifting is reduced, and the construction safety is guaranteed.
(3) The ash chute of the system can horizontally rotate for 360 degrees, and the length of the ash chute can be adjusted, so that the system can be continuously used for providing concrete in the process of building the coal bunker, and the system has good continuity, so that material accumulation cannot be caused.
(4) By utilizing the method for building the coal bunker in the mining area by using the system, the continuity of concrete manufacturing is good due to the use of the coal bunker concrete manufacturing system, the material conveying is more convenient, the connecting roadway and the underground chamber are reasonably arranged, the construction efficiency of the coal bunker is ensured, the labor intensity of coal bunker construction is reduced, and the manual operation transportation is reduced, so that the construction safety is ensured.
Drawings
FIG. 1 is a schematic diagram of a system for making coal bunker concrete in a mining area;
FIG. 2 is a schematic structural view of an automatic concrete proportioning device;
FIG. 3 is a schematic view of the structure of the belt conveyor;
FIG. 4 is a schematic view of the structure of the stirring apparatus;
FIG. 5 is a schematic view of an ash chute;
FIG. 6 is a schematic top view of the upper end structure of the ash chute;
in the figure: 1-material transportation main lane; 2-belt conveying main lane; 3-an aggregate chamber; 31-a concrete silo; 32-a first hopper; 33-a second hopper; 34-a third hopper; 35-a blanking switch; 36-a discharge hole; 4-a coal bunker; 5-mining area connecting lane; 51-a belt conveyor; 52-dust screen; 6-a stirring chamber; 61-a stirring device; 62-ash sliding pipe; 63-an angle adjuster; 64-a hopper; 65-hydraulic telescopic cylinder; 66-variable angle plates; 67-reducing hose.
Detailed Description
Referring to fig. 1 to 6, the concrete embodiment of the system for manufacturing coal bunker concrete in a mining area provided by the present invention is as follows.
A system for manufacturing coal bunker concrete in a mining area specifically comprises a material transportation main roadway 1, a belt transportation main roadway 2, an aggregate chamber 3, a coal bunker 4, a mining area connecting roadway 5 and a stirring chamber 6. The system ensures the continuity of the concrete proportioning, conveying and stirring processes through the reasonable arrangement of the positions of the material conveying main lane 1, the belt conveying main lane 2, the aggregate chamber 3, the mining area connecting lane 5 and the stirring chamber 6, reduces the transferring link, particularly directly conveys the proportioned materials to the stirring chamber 6 for stirring, and realizes the continuity of concrete production. Wherein, an aggregate chamber 3 is arranged in the material transportation main roadway 1, the aggregate chamber 3 is communicated with the mining area connecting roadway 5, the aggregate chamber 3 can be arranged at the end or the side of the material transportation roadway, and the aggregate chamber 3 is used for reinforcing and supporting. The mining area connecting roadway 5 is communicated to the stirring chamber 6, and the stirring chamber 6 is arranged above the coal bunker, so that stirred materials can be directly conveyed into the coal bunker conveniently. The belt transportation main roadway 2 is communicated with the top of the coal bunker, so that the coal bunker at the later stage can be conveniently used, the aggregate chamber 3 is internally provided with a material proportioning device, the automatic proportioning of the materials is realized, the belt transportation device is arranged in the mining area connecting roadway 5, and the proportioned materials are directly conveyed to the stirring chamber 6. And a stirring device 61 and an ash sliding pipe 62 are arranged in the stirring chamber 6, the upper end of the ash sliding pipe 62 is matched with the stirring device 61 and is horizontally arranged for 360-degree rotation, and the lower end of the ash sliding pipe 62 can move to any position of the side wall of the coal bunker by rotating, so that materials can be directly conveyed to a specified position. The belt conveying device and the stirring device are in linkage control, so that the continuity of the coordinated work of all the devices is ensured. The ash chute 62 can be rotated 360 ° horizontally and the length of the ash chute 62 can be adjusted so that the system can be used continuously during the construction of the coal bunker 4 for providing concrete, which, due to its good continuity, does not cause material accumulation.
Wherein, the upper end of swift current ash pipe 62 still is provided with angle regulator 63, angle regulator 63 specifically includes hopper 64, four hydraulic telescoping cylinder 65, change angle board 66 and reducing hose 67, hopper 64 installs in the base top, the upper end of hopper 64 connects the material from agitating unit 61 export, the hopper 64 lower extreme links to each other with swift current ash pipe 62 through reducing hose 67, the cover is equipped with change angle board 66 on swift current ash pipe 62, drive swift current ash pipe 62 motion, flexible pneumatic cylinder connects change angle board 66 and base, the flexible pneumatic cylinder of adjustment can drive limit angle board and swift current ash pipe 62 lower extreme and make circular motion. The hydraulic telescopic cylinder 65 can be symmetrically arranged along 2 vertical symmetrical axes of the angle-changing plate 66, so that adjustment is convenient, the ash sliding pipe 62 penetrates through a through hole in the angle-changing plate 66, assembly is convenient, and a rubber friction pad is further arranged between the ash sliding pipe 62 and the angle-changing plate 66 and used for protecting the ash sliding pipe 62. The diameter of the ash sliding pipe 62 can be 800 mm-2400 mm, all the sections of the ash sliding pipe 62 are connected through threads, and an arc-shaped groove is arranged at the end part of the ash sliding pipe 62 and is matched with and tightly attached to the wall of the coal bunker. The stirring device 61 and the ash sliding pipe 62 are arranged in the stirring chamber 6 of the system, the produced concrete is directly conveyed to the side wall of the coal bunker through the ash sliding pipe 62, the continuous conveying of the concrete is realized, the ash sliding pipe 62 directly conveys the concrete to the specified position of the side wall of the coal bunker through rotation, the lifting is reduced, and the construction safety is guaranteed.
The discharge port 36 of the stirring device 61 is matched with the hopper 64, the stirred concrete directly enters the hopper 64, and the belt conveying device conveys materials to the stirring device 61 through the transfer device. When the height of the end part of the belt conveyer is larger than the material inlet of the stirring device 61, the transferring device is a transferring plate, and materials automatically slide into the stirring device 61; when the height of the end part of the belt conveying device is lower than the feeding port of the stirring device 61, the transfer device is a loading transfer machine, and materials are conveyed into the stirring device 61 through transfer.
The inclination of mining area contact lane 5 is less than 20 to guarantee the safety of transportation, and make things convenient for arranging in tunnel, belt conveyor's belt top sets up to cover and is equipped with dust screen 52, avoids the material dust too big, and belt conveyor's aircraft nose department is provided with the elevating conveyor, thereby makes things convenient for the material to realize continuous delivery. The material transportation main roadway 1 is internally provided with a track and a mine car, the mine car is a side-dumping mine car, the material proportioning device is an automatic concrete proportioning device, the automatic concrete proportioning device comprises a concrete bin 31, a first hopper 32, a second hopper 33, a third hopper 34, a blanking switch 35 and a discharge port 36, the blanking switch 35 is arranged below the first hopper 32, the second hopper 33 and the third hopper 34, materials enter the concrete bin 31 from the hoppers and are uniformly stirred, and the materials are sent out from the discharge port 36.
In order to further explain the structure and the function of the system, the construction method of the coal bunker in the mining area is provided, the concrete manufacturing system of the coal bunker in the mining area is utilized, and the steps comprise:
the method comprises the following steps: a stirring chamber 6 is arranged at a proper position of the belt transportation main roadway 2, an aggregate chamber 3 is arranged in the material transportation main roadway 1, and the inclination angle of a connecting line between the two chambers is ensured to be less than 20 degrees.
Step two: a connecting roadway 5 of a driving mining area is tunneled along a designed inclination angle to communicate a stirring chamber 6 and an aggregate chamber 3; and excavating a coal bunker below the stirring chamber 6, performing primary reaming forming by a raise boring machine, and then building a crown in the coal bunker.
Step three: the concrete materials are stirred and proportioned in the aggregate chamber 3, the concrete materials are conveyed to the stirring chamber 6 through the belt conveying device, and the concrete is stirred and manufactured in the stirring chamber 6 through the stirring device 61.
Step four: the length of the ash sliding pipe 62 is adjusted, the end part of the ash sliding pipe 62 is adjusted by the angle adjuster 63 to be tightly attached to the wall of the coal bunker, and concrete is delivered to the wall of the coal bunker. Wherein the angle of the ash sliding pipe 62 is changed by adjusting the hydraulic telescopic cylinder 65 in the process of conveying the concrete by the ash sliding pipe 62, and the end part of the ash sliding pipe 62 rotates along the circumference of the silo wall.
According to the method for building the coal bunker in the mining area, the coal bunker concrete manufacturing system is used, so that the concrete manufacturing continuity is good, the material conveying is more convenient, the connecting roadway and the underground chamber are reasonably arranged, the construction efficiency of the coal bunker is guaranteed, the labor intensity of coal bunker construction is reduced, the manual operation transportation is reduced, and the construction safety is guaranteed.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. A system for manufacturing coal bunker concrete in a mining area is characterized by comprising a material transportation main roadway, a belt transportation main roadway, an aggregate chamber, a coal bunker, a mining area connection roadway and a stirring chamber, wherein the material transportation main roadway is internally provided with the aggregate chamber which is communicated with the mining area connection roadway; the mining area connecting roadway is communicated to a stirring chamber, and the stirring chamber is arranged above the coal bunker; the belt transportation main roadway is communicated with the top of the coal bunker; a material proportioning device is arranged in the aggregate chamber, a belt conveying device is arranged in the mining area connecting roadway, a stirring device and an ash chute pipe are arranged in the stirring chamber, the upper end of the ash chute pipe is matched with the stirring device to be installed and horizontally rotates for 360 degrees, and the rotating lower end of the ash chute pipe moves to any position of the side wall of the coal bunker; and the belt conveying device and the stirring device are in linkage control.
2. The system for manufacturing the coal bunker concrete in the mining area according to claim 1, wherein an angle regulator is arranged at the upper end of the ash sliding pipe, the angle regulator comprises a hopper, four hydraulic telescopic cylinders, a variable angle plate and a variable diameter hose, the hopper is installed above the base, the lower end of the hopper is connected with the ash sliding pipe through the variable diameter hose, the variable angle plate is sleeved on the ash sliding pipe, and the telescopic hydraulic cylinders are connected with the variable angle plate and the base.
3. The system for manufacturing the coal bunker concrete in the mining area according to claim 2, wherein the hydraulic telescopic cylinders are symmetrically arranged along 2 vertical symmetrical axes of the angle-changing plate, the ash sliding pipes penetrate through holes in the angle-changing plate, and rubber friction pads are further arranged between the ash sliding pipes and the angle-changing plate.
4. The system for making coal bunker concrete in mining area according to claim 2 or 3, wherein the discharge port of the stirring device is matched with the hopper, and the belt conveying device conveys the belt conveying material to the stirring device through the transfer device; when the height of the end part of the belt conveying device is larger than that of a feeding port of the stirring device, the transfer device is a transfer plate; when the height of the end part of the belt conveying device is lower than the feeding port of the stirring device, the transferring device is a feeding transferring machine.
5. The system for manufacturing the coal bunker concrete in the mining area according to claim 4, wherein the diameter of the ash chute is 800 mm-2400 mm, all the sections of the ash chute are connected through threads, and an arc-shaped groove is arranged at the end part of the ash chute and is matched with and attached to the bunker wall.
6. The system for manufacturing the coal bunker concrete in the mining area according to claim 1 or 5, wherein the inclination angle of the mining area connecting roadway is less than 20 degrees, a dust screen is covered above a belt of the belt conveyer, and a transfer conveyor is arranged at a machine head of the belt conveyer.
7. The system for making coal bunker concrete in mining area according to claim 6, wherein the material transportation roadway is internally provided with a track and a mine car, and the mine car is a side dump mine car; the material proportioning device is an automatic concrete proportioning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921108150.9U CN210477364U (en) | 2019-07-16 | 2019-07-16 | System for manufacturing coal bunker concrete in mining area |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921108150.9U CN210477364U (en) | 2019-07-16 | 2019-07-16 | System for manufacturing coal bunker concrete in mining area |
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| CN210477364U true CN210477364U (en) | 2020-05-08 |
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| CN201921108150.9U Active CN210477364U (en) | 2019-07-16 | 2019-07-16 | System for manufacturing coal bunker concrete in mining area |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293628A (en) * | 2019-07-16 | 2019-10-01 | 临沂矿业集团菏泽煤电有限公司 | Coal bunker concrete for making system and coal bunker method of construction in a kind of exploiting field |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293628A (en) * | 2019-07-16 | 2019-10-01 | 临沂矿业集团菏泽煤电有限公司 | Coal bunker concrete for making system and coal bunker method of construction in a kind of exploiting field |
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