阅读说明：本技术 一种充填开采支架用充填刮板输送机支撑装置 (Filling scraper conveyor supporting device for filling mining support ) 是由 王晓利 张智强 刘宝贵 吴昊 李永辉 张凯 谭新成 于 2021-08-17 设计创作，主要内容包括：本发明公开了一种充填开采支架用充填刮板输送机支撑装置,包括充填平台,所述充填平台上设置有落料口,充填平台的下侧设置有可升降的支撑架,充填平台上设置有第一驱动机构,所述第一驱动机构用于驱动充填刮板输送机在充填平台上移动。该充填开采支架用充填刮板输送机支撑装置,解决了现有充填开采支架悬挂充填刮板输送机的方式,使充填刮板输送机运转时容易扭转,使采煤与充填难以平行作业的难题。(The invention discloses a supporting device of a filling scraper conveyor for a filling mining support, which comprises a filling platform, wherein a blanking port is arranged on the filling platform, a lifting support frame is arranged on the lower side of the filling platform, and a first driving mechanism is arranged on the filling platform and is used for driving the filling scraper conveyor to move on the filling platform. The filling scraper conveyor supporting device for the filling mining support solves the problems that the filling scraper conveyor is easy to twist during operation and coal mining and filling are difficult to operate in parallel due to the fact that the filling mining support is suspended with the filling scraper conveyor in the prior art.)

1. The utility model provides a filling mining is filling scraper conveyor strutting arrangement for support, its characterized in that, includes filling platform (7), be provided with blanking mouth (9) on filling platform (7), the downside of filling platform (7) is provided with the support frame of liftable, is provided with a actuating mechanism (4) on filling platform (7).

2. The filling and mining support used for the filling and scraping conveyor supporting device is characterized in that the supporting frame comprises a base (11), a second driving mechanism (10) and two lower box bodies (2) are arranged on the base (11), the upper ends of the two lower box bodies (2) are slidably sleeved with upper box bodies (3), the upper box bodies (3) are hinged to the lower side of a filling platform (7), and the driving end of the second driving mechanism (10) is connected with the filling platform (7).

3. The filling shoe conveyor support device for a filling mining prop according to claim 2, characterized in that a pair of diagonal braces (5) are provided between the upper box (3) and the filling platform (7).

4. The filling and mining prop for a support with a filling and scraping conveyor according to claim 3, characterized in that the filling platform (7) is connected with the upper box (3) by a pin; two ends of each pair of inclined struts (5) are respectively connected to the lower side of the filling platform (7) and the corresponding upper box body (3) through pin shafts.

5. The filling scraper conveyor support apparatus for a filling mining prop according to claim 4, characterized in that the first drive mechanism (4) and the second drive mechanism (10) are both hydraulic rams.

6. The filling shoe conveyor support device for a filling mining prop according to claim 5, characterized in that an inclined guide plate (8) is provided at the front end of the blanking port (9).

7. The filling shoe conveyor support device for a mining prop according to claim 6, characterized in that a pair of shoes (1) are provided on the base (11).

Technical Field

The invention belongs to the technical field of coal mine filling mining support equipment, and particularly relates to a filling scraper conveyor support device for a filling mining support.

Background

At present, solid wastes such as gangue, coal slime and fly ash generated in the coal mining, washing and power generation processes and waste residues generated in coal chemical production in China are generally stacked on the ground, the solid wastes occupy land and pollute the environment, and the filling coal mining method for disposing the gangue in a working face goaf can reduce the discharge of the solid wastes of a coal mine, reduce mining subsidence disasters and improve the recovery rate of mine resources, and is one of key technical approaches for realizing green mining of the coal mine. The gangue filling mining becomes a new coal mining technology, but at present, the conventional gangue filling mining in China mostly adopts a filling mining hydraulic support and a suspended bottom-discharge filling scraper conveyor to fill so as to fill the gangue to a fixed yield, and the coal mining yield is influenced. The annual output of a conventional waste filling working face is 50-60 ten thousand tons/year, and for modern large mines and mines with high annual output of waste rocks, the requirement for quick and efficient filling is difficult to meet due to the influence of a supporting mode of a filling scraper machine, so that a supporting device of the filling scraper machine needs to be developed to realize quick and efficient waste rock filling.

The existing mode of suspending a bottom-dump filling scraper conveyor by a filling mining hydraulic support and a support rear top beam has the following problems: (1) the filling supports of the type are mostly provided with light filling scraper conveyors suspended at the rear parts of top beams, when the coal mining support on a working face moves, the filling scraper conveyors lift and move forwards along with the top beams, and at the moment, material filling is not easy to perform, namely, parallel operation of coal mining and filling is difficult, so that the working face is slow in propelling speed, low in yield and incapable of realizing high yield and high efficiency; (2) fill support tail-boom and pass through the chain link and hang and fill scraper conveyor, because of face roof shape and ore deposit pressure transform at any time, make support back timber stress state change at any time to lead to hanging scraper conveyor's chain link to relax differently, the atress is uneven, makes and fills scraper conveyor and be difficult to guarantee straight, and the appearance twists reverse and incline, will produce great the torsion during the operation, appears jamming and chain breakage easily.

Disclosure of Invention

The invention aims to provide a filling scraper conveyor supporting device for a filling mining support, which solves the problems that the filling scraper conveyor is easy to twist during operation in the mode that the filling mining support hangs the filling scraper conveyor, and coal mining and filling are difficult to operate in parallel.

In order to solve the technical problem, the invention discloses a filling scraper conveyor supporting device for a filling mining support, which comprises a filling platform, wherein a blanking port is arranged on the filling platform, a lifting support frame is arranged on the lower side of the filling platform, and a first driving mechanism is arranged on the filling platform and used for driving the filling scraper conveyor to move on the filling platform.

The invention is also characterized in that:

further, the support frame contains the base, be provided with second actuating mechanism and two lower boxes on the base, two the upper end of lower box all slidable cover is equipped with the box, it fixes to go up the box the downside of filling the platform, second actuating mechanism's drive end with go up the box connection.

Furthermore, a pair of inclined struts is arranged between the upper box body and the filling platform.

Furthermore, two mounting grooves are formed in the filling platform, and the two upper box bodies are hinged in the corresponding mounting grooves through hinge pins respectively; and two ends of each pair of inclined struts are respectively hinged on the lower side of the filling platform and the corresponding upper box body through pin shafts.

Further, the first driving mechanism and the second driving mechanism are both hydraulic oil cylinders or air cylinders.

Furthermore, an inclined guide plate is arranged at the front end of the blanking port.

Further, a pair of bottom boots is arranged on the base.

Compared with the prior art, the invention has the technical effects that: (1) the invention relates to a filling scraper conveyor supporting device for a filling mining support, which is characterized in that a base is hinged with a working face filling support base, a filling scraper conveyor is placed on a filling platform of the device, the integral lifting of the filling scraper conveyor and the filling support are not affected, the filling scraper conveyor can move back and forth on the filling platform, the coal mining and filling parallel operation is realized, meanwhile, a heavy scraper conveyor can be adopted, the transportation capacity is high, the filling capacity is high, and the large-scale filling mining requirement of a large-scale modern mine is met; (2) the filling scraper conveyor supporting device for the filling mining support adopts a T-shaped structure, and the filling scraper conveyor horizontally moves on the filling platform, so that the occupied space of the scraper conveyor is effectively shortened, the length of a support top beam is greatly reduced, the strength of the support is effectively improved under the same pressure condition, and the transportation, installation and retraction of the support are facilitated; (3) each part of the filling scraper conveyor supporting device for the filling mining support adopts a hinged mode, so that the supporting device is more convenient and quicker to mount on a working surface and replace the part of the supporting device; (4) according to the filling scraper conveyor supporting device for the filling mining support, the inclined guide plate is arranged at the front part of the blanking port on the filling platform, so that the filling scraper conveyor can be filled before and after the filling platform; (5) according to the filling scraper conveyor supporting device for the filling mining support, the base is hinged with the working face filling support base, so that the fluctuation of a working face bottom plate can be better adapted, the influence on the supporting device is reduced, and the influence on the filling scraper conveyor is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the construction of a filling shoe conveyor support apparatus for a filling mining prop according to the present invention;

fig. 2 is a side view of a fill-and-cut scraper conveyor support apparatus for a fill-and-cut mining rack of the present invention.

In the figure, the device comprises a bottom shoe 1, a lower box body 2, an upper box body 3, a first driving mechanism 4, an inclined strut 5, a filling scraper conveyor 6, a filling platform 7, a material guide plate 8, a blanking port 9, a second driving mechanism 10 and a base 11.

Detailed Description

The following embodiments are described in detail with reference to the accompanying drawings, so that the implementation process of the present invention for solving the technical problems and achieving the technical effects by applying technical means can be fully understood and implemented.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1, the invention discloses a supporting device of a filling scraper conveyor for a filling mining support, which comprises a filling platform 7, wherein a blanking port 9 is arranged on the filling platform 7, a lifting support frame is arranged on the lower side of the filling platform 7, a first driving mechanism 4 is arranged on the filling platform 7, and the first driving mechanism 4 is used for driving the filling scraper conveyor 6 to move on the filling platform 7.

During filling mining, the front scraper conveyor of the working face carries coal, and the rear filling scraper conveyor carries gangue. The coal cutter cuts coal, moves the frame, pushes the forepart scraper conveyor, meanwhile, the rear part filling scraper conveyor moves forward and backward relative to the frame under the action of the first driving mechanism 4, and the filling scraper conveyor 6 can carry out gangue discharge and filling at any position on the filling platform 7, the rear part scraper conveyor moves forward and backward and the gangue discharge is not influenced by the frame lowering and moving of the frame, thus realizing the parallel operation of coal mining and filling; when the filling scraper conveyor is used for filling, a middle groove gangue discharge port of the filling scraper conveyor is opened, and materials enter a gob through the middle groove gangue discharge port and a workbench blanking port; the height position of the filling platform 7 during filling operation can be in a proper state by adjusting the height of the support frame.

Referring to fig. 2, in the supporting device of the filling scraper conveyor for the filling mining support, the supporting frame comprises a base 11, a second driving mechanism 10 and two lower boxes 2 are arranged on the base 11, the upper ends of the two lower boxes 2 are slidably sleeved with the upper box 3, the upper box 3 is fixed on the lower side of the filling platform 7, and the driving end of the second driving mechanism 10 is connected with the filling platform 7 to realize the height adjustment of the filling platform 7, so that the filling scraper conveyor is ensured to be in a relatively straight working state.

As shown in fig. 1, in a filling flight conveyor supporting device for a filling mining prop according to the present invention, a pair of diagonal braces 5 are provided between each upper box 3 and a filling platform 7. By additionally arranging two pairs of inclined struts 5 between the upper box body 8 and the filling platform 7, the stability of the supported filling platform 7 can be ensured.

As shown in fig. 1, in the filling scraper conveyor supporting device for a filling mining support of the present invention, a filling platform 7 and an upper box body 3 are hinged by a pin shaft, respectively; two ends of each pair of inclined struts 5 are respectively hinged on the lower side of the filling platform 7 and the corresponding upper box body 3 through pin shafts.

All parts of the filling scraper conveyor supporting device for the filling mining support are hinged, so that the supporting device is more convenient and quicker to mount on a working surface and replace the parts of the supporting device. When each part of the supporting device needs to be replaced, the pin shaft is detached to disassemble the supporting device.

As shown in fig. 1, in the support device for a filling and scraping conveyor for a filling and mining prop according to the present invention, the first drive mechanism 4 and the second drive mechanism 10 are preferably hydraulic cylinders, and a sufficient driving force can be ensured.

As shown in fig. 1, in a supporting device of a filling and mining prop according to the present invention, an inclined guide plate 8 is provided at a front end of a blanking port 9. An inclined guide plate 8 is arranged at the front part of the filling platform 7, so that the filling scraper conveyor 6 can be filled before and after the filling platform 7.

As shown in fig. 1, in the support device of the filling and mining support scraper conveyor according to the present invention, a pair of bottom shoes 1 are provided on a base 13, so that the base contact area of the support device can be increased, and the stability of the support device can be improved.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.