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CN213205672U - Anti-collision device for discharge opening of coal pit of open pit coal mine - Google Patents

Anti-collision device for discharge opening of coal pit of open pit coal mine Download PDF

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Publication number
CN213205672U
CN213205672U CN202022345042.2U CN202022345042U CN213205672U CN 213205672 U CN213205672 U CN 213205672U CN 202022345042 U CN202022345042 U CN 202022345042U CN 213205672 U CN213205672 U CN 213205672U
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CN
China
Prior art keywords
pit
coal
outer ring
cylinder
discharge opening
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Expired - Fee Related
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CN202022345042.2U
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Chinese (zh)
Inventor
李江龙
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Individual
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Individual
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Priority to CN202022345042.2U priority Critical patent/CN213205672U/en
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Publication of CN213205672U publication Critical patent/CN213205672U/en
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Abstract

An anti-collision device for a discharge opening of a coal receiving pit of an open pit coal mine relates to the technical field of coal mining and comprises an installation cylinder, a connecting piece, a fixing piece, a buffering piece and an elastic assembly; the inner wall of the upper end part of the mounting cylinder is provided with a mounting groove; the two connecting pieces are symmetrically arranged on the outer peripheral surface of the mounting cylinder relative to the mounting cylinder; the two fixing pieces are respectively arranged at one ends of the two connecting pieces far away from the mounting cylinder, and a plurality of fixing holes are uniformly formed in the fixing pieces; elastic component is provided with two sets ofly, and two sets of elastic component set up respectively on installation section of thick bamboo upper end and mounting groove inner wall, and every elastic component of group is provided with a plurality ofly, and a plurality of elastic component of every group evenly set up around installation section of thick bamboo axis. The utility model discloses the installation is simple and convenient, and stability is high, can guarantee during the use that an installation section of thick bamboo can not smashed into by the pit in, the flexibility is high, and the practicality is strong.

Description

Anti-collision device for discharge opening of coal pit of open pit coal mine
Technical Field
The utility model relates to a coal mining technical field especially relates to an opencut coal mine receives coal pit discharge opening buffer stop.
Background
Mining is the technology and science of mining mineral resources from within the crust and the surface. Generally refers to the exploitation of metallic or non-metallic deposits, and the broad term mining also includes the exploitation and beneficiation of coal and oil. The essence of the method is a selective material collecting and carrying process. The mining industry is an important raw material mining industry, for example, metal ores are the main raw materials of the metallurgical industry, non-metal ores are chemical raw materials and building materials, and coal and petroleum are important energy sources. Most ores need to be concentrated by mineral separation and can be used as industrial raw materials. A coal receiving pit is needed for coal mining, a coal receiving pit discharge opening anti-collision device for an open pit coal mine is provided in the patent with the publication number of CN211230458U, and comprises a discharge opening anti-collision device main body, a shock absorption cylinder, a protection disc and a buffer net, wherein the shock absorption cylinder is embedded and connected in the middle of the top end of the discharge opening anti-collision device main body, a fixed cylinder is fixedly connected in the middle of the discharge opening anti-collision device main body, an installation cylinder is fixedly connected in the middle of the bottom end of the fixed cylinder, the protection disc is fixedly connected at the top end of the shock absorption cylinder, the protection disc greatly reduces the impact force generated when the coal mine is impacted, improves the protection performance of the protection disc, and a shock absorption spring column greatly improves the anti-collision performance of the discharge opening anti-collision device main body, and a protection layer is made of rubber materials and has stronger protection and shock absorption performances, can greatly improve the protection strength of the protection disc and the buffer, embodies the utility model discloses a protectiveness has extensive use prospect in the future.
However, when the utility model is used, the first mounting cylinder is mounted in the coal receiving pit by adopting threaded connection, the flexibility is low when the utility model is used, the utility model is only suitable for a cylindrical coal receiving pit, and the mounting of the first mounting cylinder is very inconvenient for square or other-shaped coal receiving pits; adopt threaded connection to install a mounting cylinder simultaneously, stability is not high, and the device receives the gravity action in colliery for a long time, can be pounded into and receive the coal pit in, is difficult to clear up out, brings very big trouble for the staff. Based on the problems, the anti-collision device for the discharge opening of the coal pit of the open pit coal mine is provided.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For the technical problem who exists among the solution background art, the utility model provides an opencut coal mine receives coal pit discharge opening buffer stop through setting up installation section of thick bamboo, connecting piece, mounting, bolster and elastic component, can solve an installation section of thick bamboo among the prior art and easily pound into and receive inside the coal pit, an installation section of thick bamboo with receive the problem that coal pit inner wall passes through threaded connection stability not high.
(II) technical scheme
The utility model provides an anti-collision device for a discharge opening of a coal pit of an open pit coal mine, which comprises an installation cylinder, a connecting piece, a fixing piece, a buffer piece and an elastic component;
the inner wall of the upper end part of the mounting cylinder is provided with a mounting groove; the two connecting pieces are symmetrically arranged on the outer peripheral surface of the mounting cylinder relative to the mounting cylinder; the two fixing pieces are respectively arranged at one ends of the two connecting pieces far away from the mounting cylinder, and a plurality of fixing holes are uniformly formed in the fixing pieces; the elastic assemblies are provided with two groups, the two groups of elastic assemblies are respectively arranged on the upper end part of the mounting cylinder and the inner wall of the mounting groove, each group of elastic assemblies is provided with a plurality of elastic assemblies, and the elastic assemblies of each group are uniformly arranged around the axis of the mounting cylinder;
the buffer piece slides and sets up on elastic component, buffer piece and installation section of thick bamboo sliding connection, the buffer piece includes straight section of thick bamboo portion, first outer loop portion, and second outer loop portion, first outer loop portion is located straight section of thick bamboo portion tip, second outer loop portion is located straight section of thick bamboo portion upper end, the external diameter of first outer loop portion equals the external diameter of mounting groove, the external diameter of second outer loop portion equals the external diameter of installation section of thick bamboo, evenly be provided with a plurality of first guiding holes around the buffer piece axis in the first outer loop portion, evenly be provided with a plurality of second guiding holes around the buffer piece axis in the second outer loop portion, two sets of elastic component run through first outer loop portion and second outer loop portion respectively, two sets of elastic component are located first guiding hole and second guiding hole.
Preferably, the mounting cylinder is a square cylinder structure, a round cylinder structure, a triangular cylinder structure or a hexagonal cylinder structure.
Preferably, the inner peripheral edge of the connecting piece is matched with the outer peripheral edge of the mounting barrel.
Preferably, a flow guide part is arranged at the joint of the straight cylinder part and the second outer ring part, and the flow guide part is an inclined plane.
Preferably, the elastic assembly comprises a guide rod, a return spring and a limiting block, the guide rod is arranged on the upper end surface of the mounting cylinder or the inner wall of the mounting groove, the guide rod is connected with the buffer piece in a sliding manner, and the guide rod is positioned in the first guide hole or the second guide hole and penetrates through the first outer ring part or the second outer ring part; the limiting block is arranged on the upper end face of the guide rod, the reset spring is sleeved on the guide rod, and two ends of the reset spring are connected with the mounting cylinder and the buffer piece respectively.
Preferably, the guide rod is of a square columnar structure or a circular columnar structure, and the first guide hole and the second guide hole are both of a square hole-shaped structure or a circular hole-shaped structure.
Preferably, the limiting block is of a square block structure or a cylindrical structure.
Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:
the utility model discloses during the use, put an installation section of thick bamboo in receiving the pit, then through screw or pin with the mounting install receive near the pit subaerial can, to receiving when filling into coal in the pit, coal falls from water conservancy diversion portion, cushion under bolster and elastomeric element's effect simultaneously, the impact force of coal to receiving the inside production of pit has been reduced, very big protection receives the pit and discharge opening, be convenient for simultaneously install and dismantle, can not be because the gravity installation section of thick bamboo of colliery is pounded into and is received inside the pit, the flexibility is high during the use, therefore, the clothes hanger is strong in practicability.
Drawings
Fig. 1 is the utility model provides a opencut coal mine receives coal pit discharge opening buffer stop's schematic structure.
Fig. 2 is the utility model provides a opencut coal mine receives coal pit discharge opening buffer stop's local cross-sectional view.
Fig. 3 is the utility model provides a opencut coal mine receives the structural schematic diagram of bolster among coal pit discharge opening buffer stop.
Fig. 4 is the utility model provides an opencut coal mine receives coal pit discharge opening buffer stop to install the schematic structure diagram who receives coal pit discharge opening department.
Reference numerals: 1. mounting the cylinder; 101. mounting grooves; 2. a connecting member; 3. a fixing member; 301. a fixing hole; 4. a buffer member; 401. a straight tube portion; 402. a first outer ring portion; 403. a first guide hole; 404. a second outer ring portion; 405. a second guide hole; 406. a flow guide part; 5. a guide bar; 6. a return spring; 7. a limiting block; 8. and (4) receiving the coal pit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the utility model provides an open pit coal mine receiving pit 8 discharge opening anti-collision device, which comprises an installation cylinder 1, a connecting piece 2, a fixing piece 3, a buffer piece 4 and an elastic component;
the inner wall of the upper end part of the mounting cylinder 1 is provided with a mounting groove 101; the two connecting pieces 2 are symmetrically arranged on the outer peripheral surface of the mounting cylinder 1 relative to the mounting cylinder 1; two fixing pieces 3 are arranged, the two fixing pieces 3 are respectively arranged at one ends of the two connecting pieces 2 far away from the installation cylinder 1, and a plurality of fixing holes 301 are uniformly formed in the fixing pieces 3; the elastic assemblies are provided with two groups, the two groups of elastic assemblies are respectively arranged on the upper end part of the mounting cylinder 1 and the inner wall of the mounting groove 101, each group of elastic assemblies is provided with a plurality of elastic assemblies, and the elastic assemblies of each group are uniformly arranged around the axis of the mounting cylinder 1;
the buffer 4 is arranged on the elastic component in a sliding mode, the buffer 4 is connected with the installation cylinder 1 in a sliding mode, the buffer 4 comprises a straight cylinder part 401, a first outer ring part 402 and a second outer ring part 404, the first outer ring part 402 is located at the lower end part of the straight cylinder part 401, the second outer ring part 404 is located at the upper end part of the straight cylinder part 401, the outer diameter of the first outer ring part 402 is equal to that of the installation groove 101, the outer diameter of the second outer ring part 404 is equal to that of the installation cylinder 1, a plurality of first guide holes 403 are uniformly formed in the first outer ring part 402 around the axis of the buffer 4, a plurality of second guide holes 405 are uniformly formed in the second outer ring part 404 around the axis of the buffer 4, two groups of elastic components penetrate through the first outer ring part 402 and the second outer ring part 404 respectively, and are located in the first.
In an optional embodiment, the installation cylinder 1 is a square cylinder structure or a circular cylinder structure or a triangular cylinder structure or a hexagonal cylinder structure, the shape of the installation cylinder 1 can be set according to the shape of the coal pit 8, the flexibility is higher during use, and the practicability is higher.
In an alternative embodiment, the inner circumferential edge of the connecting piece 2 is matched with the outer circumferential edge of the mounting barrel 1, so that the stability of the connection of the connecting piece 2 and the mounting barrel 1 can be ensured.
In an alternative embodiment, a flow guide part 406 is arranged at the joint of the straight cylinder part 401 and the second outer ring part 404, and the flow guide part 406 is an inclined plane and plays a role in guiding the coal mine filled in the coal pit 8.
In an alternative embodiment, the elastic assembly includes a guide rod 5, a return spring 6 and a stop block 7, the guide rod 5 is disposed on the upper end surface of the mounting barrel 1 or the inner wall of the mounting groove 101, the guide rod 5 is slidably connected with the buffer 4, and the guide rod 5 is located in the first guide hole 403 or the second guide hole 405 and penetrates through the first outer ring 402 or the second outer ring 404; the limiting block 7 is arranged on the upper end face of the guide rod 5, the reset spring 6 is sleeved on the guide rod 5, and two ends of the reset spring 6 are connected with the installation barrel 1 and the buffer part 4 respectively.
In an alternative embodiment, the guide rod 5 has a square column structure or a circular column structure, and the first guide hole 403 and the second guide hole 405 have a square hole structure or a circular hole structure.
In an alternative embodiment, the stopper 7 is a square block structure or a cylindrical structure.
The utility model discloses during the use, will install a section of thick bamboo 1 and put in receiving the pit 8, then install mounting 3 through screw or pin receive near the pit 8 subaerial can, to receiving when filling into coal in the pit 8, coal falls down from water conservancy diversion portion 406, cushion under bolster and elastomeric assembly's effect simultaneously, the impact force of coal to receiving the inside production of pit 8 has been reduced, very big protection receives pit 8 and discharge opening, be convenient for simultaneously install and dismantle, can not be because the gravity installation section of thick bamboo 1 of colliery is pounded into and is received inside the pit 8, the flexibility is high during the use, therefore, the clothes hanger is strong in practicability.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (7)

1. An anti-collision device for a discharge opening of a coal receiving pit of an open pit coal mine is characterized by comprising an installation cylinder (1), a connecting piece (2), a fixing piece (3), a buffer piece (4) and an elastic assembly;
the inner wall of the upper end part of the mounting cylinder (1) is provided with a mounting groove (101); the two connecting pieces (2) are symmetrically arranged on the outer peripheral surface of the mounting cylinder (1) relative to the mounting cylinder (1); two fixing pieces (3) are arranged, the two fixing pieces (3) are respectively arranged at one ends of the two connecting pieces (2) far away from the installation cylinder (1), and a plurality of fixing holes (301) are uniformly formed in the fixing pieces (3); the elastic assemblies are provided with two groups, the two groups of elastic assemblies are respectively arranged on the upper end part of the mounting cylinder (1) and the inner wall of the mounting groove (101), each group of elastic assemblies is provided with a plurality of elastic assemblies, and the elastic assemblies of each group are uniformly arranged around the axis of the mounting cylinder (1);
the buffer part (4) is arranged on the elastic component in a sliding way, the buffer part (4) is connected with the mounting cylinder (1) in a sliding way, the buffer part (4) comprises a straight cylinder part (401) and a first outer ring part (402), and a second outer ring part (404), the first outer ring part (402) is located at the lower end of the straight cylinder part (401), the second outer ring part (404) is located at the upper end of the straight cylinder part (401), the outer diameter of the first outer ring part (402) is equal to that of the mounting groove (101), the outer diameter of the second outer ring part (404) is equal to that of the mounting cylinder (1), a plurality of first guide holes (403) are uniformly formed in the first outer ring part (402) around the axis of the buffer part (4), a plurality of second guide holes (405) are uniformly formed in the second outer ring part (404) around the axis of the buffer part (4), two groups of elastic components penetrate through the first outer ring part (402) and the second outer ring part (404) respectively, and are located in the first guide holes (403) and the second guide holes (405) respectively.
2. The device for preventing collision of the discharge opening of a coal pit of an opencast coal mine according to claim 1, wherein the mounting barrel (1) is of a square barrel structure or a circular barrel structure or a triangular barrel structure or a hexagonal barrel structure.
3. The device for preventing a coal pit discharge opening of an opencast coal mine from colliding as defined in claim 2, wherein the inner circumferential edge of the connecting member (2) is adapted to the outer circumferential edge of the mounting cylinder (1).
4. The anti-collision device for the discharge opening of the coal pit of the opencast coal mine as claimed in claim 1, wherein a flow guide part (406) is arranged at the joint of the straight cylinder part (401) and the second outer ring part (404), and the flow guide part (406) is an inclined plane.
5. The anti-collision device for the discharge opening of the coal pit of the opencut coal mine according to claim 1, wherein the elastic assembly comprises a guide rod (5), a return spring (6) and a limiting block (7), the guide rod (5) is arranged on the upper end surface of the mounting cylinder (1) or the inner wall of the mounting groove (101), the guide rod (5) is connected with the buffer piece (4) in a sliding manner, and the guide rod (5) is positioned in the first guide hole (403) or the second guide hole (405) and penetrates through the first outer ring part (402) or the second outer ring part (404); the limiting block (7) is arranged on the upper end face of the guide rod (5), the reset spring (6) is sleeved on the guide rod (5), and two ends of the reset spring (6) are connected with the mounting cylinder (1) and the buffer piece (4) respectively.
6. The device for preventing collision of the discharge opening of the coal pit of the opencast coal mine according to claim 5, wherein the guide rod (5) is of a square columnar structure or a circular columnar structure, and the first guide hole (403) and the second guide hole (405) are of square hole-shaped structures or circular hole-shaped structures.
7. The anti-collision device for the discharge opening of the coal pit of the opencast coal mine as claimed in claim 5, wherein the limiting block (7) is of a square block structure or a cylindrical structure.
CN202022345042.2U 2020-10-20 2020-10-20 Anti-collision device for discharge opening of coal pit of open pit coal mine Expired - Fee Related CN213205672U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022345042.2U CN213205672U (en) 2020-10-20 2020-10-20 Anti-collision device for discharge opening of coal pit of open pit coal mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022345042.2U CN213205672U (en) 2020-10-20 2020-10-20 Anti-collision device for discharge opening of coal pit of open pit coal mine

Publications (1)

Publication Number Publication Date
CN213205672U true CN213205672U (en) 2021-05-14

Family

ID=75827527

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022345042.2U Expired - Fee Related CN213205672U (en) 2020-10-20 2020-10-20 Anti-collision device for discharge opening of coal pit of open pit coal mine

Country Status (1)

Country Link
CN (1) CN213205672U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210514

Termination date: 20211020