CN218813968U - High-efficient mining structure for water-containing compact sandstone layer of strip mine - Google Patents

Abstract

The utility model discloses a strip mine contains water fine and close sandstone layer and uses high-efficient mining structure, including an assembly section of thick bamboo, the circumference outer wall of an assembly section of thick bamboo is provided with the support wall, and is three the movable groove has all been seted up to the lateral wall of support wall, the inside of an assembly section of thick bamboo is provided with the pneumatic cylinder, the lower extreme of pneumatic cylinder piston rod is provided with the extension dish, through setting up advancing mechanism and excavating mechanism, can make the piston rod extension of pneumatic cylinder after placing three support wall on the mining operation face through three U type frame respectively, drives the extension dish and moves down, and the extension dish drives three mounting bracket and outwards removes under the guide effect of guide bar through three linkage hinge rod, outwards promotes three excavating mechanism, excavates out three escape canals fast on the mining operation face for gush water and collect to mining operation face outside along the escape canal, realize leading unwatering, the condition that the operation face goes out water when having avoided excavating, promoted operating efficiency and security.

Description

High-efficient mining structure for water-containing compact sandstone layer of strip mine

Technical Field

The utility model belongs to the technical field of the open-pit mining technique and specifically relates to a high-efficient exploitation structure is used to compact sand stratum that contains water of open-pit mine.

Background

The exploitation of the compact sandstone layer containing water is mainly a method of exploiting and guiding at the same time at present, namely, along with the advancement of the excavation engineering, the drainage ditch on the original working surface is continuously abandoned, and a new drainage ditch is formed at the rear part of the excavation equipment to guide the water gushing from the working surface.

The method has the following defects: when the water inflow of the working face is large, if allocation of engineering equipment and trucks cannot be guaranteed, the working face is rapidly pushed and a working face drainage ditch is formed, water gushing of the working face cannot be processed at a high rate, so that an operation flat plate is soaked by water, operation conditions are lost, and the single-side drainage ditch cannot drain water completely, so that the problem that water flows out of the working face still can be encountered in subsequent excavation operation, the excavation efficiency is extremely low, the engineering position cannot be favorably pushed, and therefore the high-efficiency mining structure for the water-containing compact sandstone layer of the strip mine is provided.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract of the specification and the title of the application may be somewhat simplified or omitted to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplification or omission may not be used to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the prior art.

Therefore, the utility model aims to solve the technical problem that the unilateral escape canal can't be drained of water, leads to follow-up excavation operation still to meet the working face and goes out the water problem, causes excavation efficiency very low down, is unfavorable for the propulsion of engineering position.

In order to solve the technical problem, the utility model provides a following technical scheme: an efficient mining structure for a water-bearing compact sandstone layer of a strip mine comprises,

the propelling mechanism comprises an assembly cylinder, wherein supporting walls are arranged on the outer circumferential wall of the assembly cylinder, three supporting wall arrays are arranged, movable grooves are formed in the side walls of the three supporting walls, a hydraulic cylinder is arranged in the assembly cylinder, an expansion disc is arranged at the lower end of a piston rod of the hydraulic cylinder, linkage hinge rods are hinged to the outer circumferential wall of the expansion disc, the three linkage hinge rod arrays are arranged, the lower ends of the three linkage hinge rods penetrate through the three movable grooves respectively and are hinged to mounting frames, guide rods are arranged on the inner side walls of the three mounting frames, the three supporting walls are sleeved on the outer circumferential walls of the three guide rods respectively, and excavating mechanisms are arranged at positions, close to the outer ends, of the side walls of the three mounting frames; and the number of the first and second groups,

heightening mechanism, including U type frame, and U type frame array is equipped with threely, and is three the equal symmetry of lower surface of support wall has seted up the guide way, six the guide way respectively with three the movable groove communicates mutually, and is six the guide way overlaps respectively and establishes threely the outside of U type frame, it is three the upper surface of U type frame all is provided with the linkage plate.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the height-adjusting mechanism further comprises three servo motors, the number of the servo motors is three, the three servo motors are arranged on the three bottom surfaces in the movable grooves respectively, threaded lead screws are arranged at the upper ends of motor shafts of the three servo motors, and the three threaded lead screws are connected with the three linkage plates in a threaded mode respectively.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: positioning plates are arranged inside the three movable grooves, positioning bearings are arranged on the lower surfaces of the three positioning plates, and inner rings of the three positioning bearings are connected with the outer walls of the circumferences of the three threaded screw rods respectively.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the excavating mechanism comprises a linkage wheel, the linkage wheel is connected with the inner side wall of the mounting frame in a rotating mode through a rotating shaft, a bucket is arranged on the outer wall of the circumference of the linkage wheel, and six buckets are arranged in an array mode.

As a strip mine water-bearing compact sandstone layer is with an optimal selection scheme of high-efficient mining structure, wherein: the outer side wall of the mounting frame is provided with an excavating motor, and a motor shaft of the excavating motor penetrates through the mounting frame to be connected with the linkage wheel.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the scraper bowl is L type structure, and the below is the bottom the lower extreme of scraper bowl extends to the below of mounting bracket.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the inner of three guide bars all is provided with the end cap, and three end cap all is located under the expansion dish.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the center department of an assembly section of thick bamboo upper surface is provided with rings, and the circumference inner wall of rings is provided with the rubber ring.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the center of the lower surface of the expansion disc is provided with a marking rod, and the lower end of the marking rod is a tip.

As the utility model discloses a strip mine moisture is fine and close sandstone layer with an optimal selection scheme of high-efficient exploitation structure, wherein: the lower surface of U type frame all is provided with the ground nail, and the ground nail is equipped with a plurality of.

The utility model has the advantages that:

1. through setting up advancing mechanism and excavation mechanism, can place three backup wall on the face of digging the operation through three U type frame respectively after, make the piston rod extension of pneumatic cylinder, drive the extension dish and move down, the extension dish drives three mount and outwards moves under the guide effect of guide bar through three linkage hinge rod, outwards promote three excavation mechanism, dig out three escape canals fast on the face of digging the operation, make gushing water collect to the face outside of digging the operation along the escape canal, realize leading unwatering, the condition that the face of operation goes out water when having avoided digging, operating efficiency and security have been promoted.

2. Through setting up the mechanism of increaseing, can be after three servo motor of synchronous start, servo motor's motor shaft drives the screw lead screw and rotates, make U type frame take place to remove under the guide effect of guide way, the interval of U type frame lower surface and support wall lower surface shortens, make three support wall and the whole downstream of an assembly section of thick bamboo, three linkage wheel moves down in step, make the scraper bowl treat that the thickness of upper portion material excavation finishes the back with the escape canal digs deeply, dredges the water in the lower part moisture material, excavates on next step fast.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a front sectional view of the present invention;

fig. 4 is an enlarged view of a structure in fig. 1.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 4, the present embodiment provides a high-efficiency mining structure for a water-bearing tight sandstone layer of a strip mine, which comprises

The propelling mechanism 100 comprises an assembly barrel 101, supporting walls 102 are arranged on the outer circumferential wall of the assembly barrel 101, three supporting walls 102 are arranged in an array mode, movable grooves 103 are formed in the side walls of the three supporting walls 102, a hydraulic cylinder 104 is arranged inside the assembly barrel 101, an expansion disc 105 is arranged at the lower end of a piston rod of the hydraulic cylinder 104, linkage hinge rods 106 are hinged to the outer circumferential wall of the expansion disc 105, three linkage hinge rods 106 are arranged in an array mode, the lower ends of the three linkage hinge rods 106 penetrate through the three movable grooves 103 respectively and are hinged to form mounting frames 107, guide rods 108 are arranged on the inner side walls of the three mounting frames 107, the three supporting walls 102 are sleeved on the outer circumferential walls of the three guide rods 108 respectively, and excavating mechanisms 300 are arranged at positions, close to the outer ends, of the side walls of the three mounting frames 107;

specifically, after the three support walls 102 are placed on the excavation face by the three U-shaped frames 202, the hydraulic cylinder 104 is actuated, the piston rod of the hydraulic cylinder 104 is extended to drive the expansion plate 105 to move downward, the expansion plate 105 drives the three mounts 107 to move outward under the guiding action of the guide rods 108 by the three linkage hinge rods 106, so as to push the three excavating mechanisms 300 outward, thereby excavating the three drainage ditches synchronously on the excavation face.

Furthermore, end caps are arranged at the inner ends of the three guide rods 108, and the three end caps are positioned right below the expansion disc 105; by providing an end cap, the guide bar 108 is prevented from coming out of contact with the support wall 102.

Further, a hanging ring is arranged at the center of the upper surface of the assembling cylinder 101, and a rubber ring is arranged on the circumferential inner wall of the hanging ring; through setting up rings, pass rings with the couple of handling equipment, be convenient for the handling removes this mining structures.

Further, a marking rod is arranged in the center of the lower surface of the expansion disc 105, and the lower end of the marking rod is a tip; through setting up the marker post, can be when the piston rod extension of pneumatic cylinder 104 drives expansion disc 105 and moves down, the lower extreme of marking the marker post inserts ground, sets up a locating hole on ground, when following deep escape canal that digs, through marking the marker post and inserting the locating hole once more, is convenient for place this mining structure at the normal position, after reducing the position of three coordinated wheel 302, digs deep escape canal through scraper bowl 303.

Example 2

Referring to fig. 1 to 4, the present embodiment provides a high-efficiency mining structure for a water-bearing tight sandstone layer of a strip mine, which comprises

The heightening mechanism 200 comprises three U-shaped frames 202, the number of the U-shaped frames 202 is three, guide grooves 201 are symmetrically formed in the lower surfaces of the three supporting walls 102, the six guide grooves 201 are communicated with the three movable grooves 103 respectively, the six guide grooves 201 are sleeved on the outer sides of the three U-shaped frames 202 respectively, linkage plates 203 are arranged on the upper surfaces of the three U-shaped frames 202 respectively, the heightening mechanism 200 further comprises three servo motors 204, the number of the servo motors 204 is three, the three servo motors 204 are arranged on the bottom surfaces of the three movable grooves 103 respectively, threaded lead screws 205 are arranged at the upper ends of motor shafts of the three servo motors 204, and the three threaded lead screws 205 are in threaded connection with the three linkage plates 203 respectively;

further, the three servo motors 204 are synchronously started, a motor shaft of each servo motor 204 drives the threaded screw rod 205 to rotate, the threaded screw rods 205 are in threaded connection with the linkage plates 203, the U-shaped frame 202 moves under the guiding effect of the guide grooves 201, the distance between the lower surface of the U-shaped frame 202 and the lower surface of the supporting wall 102 is shortened, the three supporting walls 102 and the assembly cylinder 101 integrally move downwards, the three linkage wheels 302 synchronously move downwards, and the bucket 303 can dig the depth of the drainage ditch.

Preferably, the positioning plates 206 are arranged inside the three movable grooves 103, the lower surfaces of the three positioning plates 206 are provided with positioning bearings, and the inner rings of the three positioning bearings are respectively connected with the circumferential outer walls of the three threaded screws 205; through setting up the location bearing, can play the positioning action to threaded screw 205, improve the stationarity when threaded screw 205 rotates, prevent that threaded screw 205 from bending deformation.

Preferably, the lower surfaces of the three U-shaped frames 202 are all provided with ground nails, and the ground nails are provided with a plurality of ground nails; through setting up the ground nail, can improve the stability that U type frame 202 placed subaerial after nailing ground into, prevent that U type frame 202 outwards removes.

Example 3

Referring to fig. 1 to 3, the present embodiment provides a high-efficiency mining structure for a water-bearing tight sandstone layer of a strip mine, which comprises

The excavating mechanism 300 comprises linkage wheels 302, the linkage wheels 302 are rotatably connected with the inner side wall of the mounting frame 107 through rotating shafts, buckets 303 are arranged on the circumferential outer wall of the linkage wheels 302, six buckets 303 are arranged in an array mode, excavating motors 301 are arranged on the outer side wall of the mounting frame 107, motor shafts of the excavating motors 301 penetrate through the mounting frame 107 and are connected with the linkage wheels 302, the buckets 303 are of an L-shaped structure, and the lower ends of the buckets 303 at the lowest part extend to the lower part of the mounting frame 107;

specifically, the excavating motor 301 is started, a motor shaft of the excavating motor 301 drives the linkage wheel 302 to rotate, six buckets 303 on the outer circumferential wall of the linkage wheel 302 rotate to excavate soil compacted on the ground and throw the soil to the rear of the linkage wheel 302, when the three mounting frames 107 respectively drive the three linkage wheels 302 to move in the direction away from the assembly barrel 101, the three groups of buckets 303 dig three drainage ditches on the ground, and soil plowed inside the drainage ditches can be removed and then put into use, so that the three drainage ditches are quickly excavated, and the construction efficiency is improved.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not have been described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a strip mine water-bearing compact sandstone layer is with high-efficient mining structure which characterized in that: comprises the steps of (a) preparing a substrate,

the propelling mechanism (100) comprises an assembly barrel (101), wherein supporting walls (102) are arranged on the outer circumferential wall of the assembly barrel (101), three supporting walls (102) are arranged in an array mode, movable grooves (103) are formed in the side walls of the three supporting walls (102), a hydraulic cylinder (104) is arranged inside the assembly barrel (101), an expansion disc (105) is arranged at the lower end of a piston rod of the hydraulic cylinder (104), linkage hinge rods (106) are hinged to the outer circumferential wall of the expansion disc (105), three linkage hinge rods (106) are arranged in an array mode, the lower ends of the three linkage hinge rods (106) penetrate through the three movable grooves (103) respectively and are hinged to mounting frames (107), guide rods (108) are arranged on the inner side walls of the three mounting frames (107), the three supporting walls (102) are sleeved on the outer circumferential walls of the three guide rods (108) respectively, and excavating mechanisms (300) are arranged at positions, close to the outer ends, of the side walls of the three mounting frames (107); and the number of the first and second groups,

heightening mechanism (200) is including U type frame (202), and U type frame (202) array is equipped with threely, and is three guide way (201), six have been seted up to the equal symmetry of lower surface of supporting wall (102) guide way (201) respectively with three movable groove (103) are linked together, and six guide way (201) are established respectively and are established threely the outside of U type frame (202), it is three the upper surface of U type frame (202) all is provided with linkage plate (203).

2. The high-efficiency mining structure for the water-bearing compact sandstone layer of the strip mine according to claim 1, wherein: the height-adjusting mechanism (200) further comprises three servo motors (204), the servo motors (204) are arranged in three in an array mode, the servo motors (204) are arranged on the three bottom surfaces in the movable grooves (103) respectively, the three upper ends of motor shafts of the servo motors (204) are provided with threaded lead screws (205), and the three threaded lead screws (205) are connected with the three linkage plates (203) in a threaded mode respectively.

3. The high-efficiency mining structure for the water-bearing compact sandstone layer of the strip mine according to claim 2, wherein: positioning plates (206) are arranged inside the three movable grooves (103), positioning bearings are arranged on the lower surfaces of the three positioning plates (206), and inner rings of the three positioning bearings are connected with the outer walls of the circumferences of the three threaded screw rods (205) respectively.

4. The high-efficiency mining structure for the water-bearing tight sandstone layer of the strip mine according to any one of claims 1 to 3, wherein: excavation mechanism (300) include linkage wheel (302), linkage wheel (302) through the pivot with the inside wall of mounting bracket (107) rotates and is connected, the circumference outer wall of linkage wheel (302) is provided with scraper bowl (303), and scraper bowl (303) array is provided with six.

5. The high-efficiency mining structure for the water-bearing compact sandstone layer of the strip mine according to claim 4, wherein: the lateral wall of mounting bracket (107) is provided with excavation motor (301), the motor shaft of excavation motor (301) runs through mounting bracket (107) and is connected with linkage wheel (302).

6. The high-efficiency mining structure for the water-bearing compact sandstone layer of the strip mine according to claim 4, wherein: the bucket (303) is of an L-shaped structure, and the lower end of the bucket (303) at the lowest part extends to the lower part of the mounting frame (107).

7. The high-efficiency mining structure for the water-containing tight sandstone layer of the strip mine according to any one of claims 1 to 3, 5 or 6, wherein: the inner ends of the three guide rods (108) are provided with end caps, and the three end caps are located right below the expansion disc (105).

8. The high-efficiency mining structure for the water-containing tight sandstone layer of the strip mine according to any one of claims 1 to 3, 5 or 6, wherein: the center of the upper surface of the assembly cylinder (101) is provided with a hanging ring, and the circumferential inner wall of the hanging ring is provided with a rubber ring.

9. The high-efficiency mining structure for the water-bearing tight sandstone layer of the strip mine according to claim 1, wherein: the center of the lower surface of the expansion disc (105) is provided with a marking rod, and the lower end of the marking rod is a tip.

10. The high-efficiency mining structure for the water-bearing tight sandstone layer of the strip mine according to claim 1, wherein: the lower surface of the U-shaped frame (202) is provided with ground nails, and the ground nails are provided with a plurality of ground nails.

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