CN218669349U - Safety and protection system for underground coal mining - Google Patents

Abstract

The utility model discloses a safety and protection system for coal mining in pit, including coal-winning machine body and cutting part, the top of coal-winning machine body is equipped with the protection subassembly, the protection subassembly includes protection casing, plate and inserted block, the top fixed connection grip block of coal-winning machine body, the protection casing inserts between the grip block, the inside fixed connection plate of protection casing, the bottom of plate is equipped with the inserted block, the slot is seted up at the top of coal-winning machine body. This safety and protection system is used in underground coal mining, top through at the rocking arm is equipped with the protection subassembly, the rocking arm position of having solved traditional coal-winning machine adheres to the dust easily and can't place the problem of foreign matter striking when the operation, can come the axle bed position cage cover of rocking arm from the top and protect, thereby the adhesion volume of dust has been reduced, simultaneously if when the foreign matter that drops falls down in the colliery, also can not directly strike the axle bed position at the rocking arm, can provide the protecting effect by the protection casing, the barrier propterty of during operation has been improved greatly.

Description

Safety and protection system for underground coal mining

Technical Field

The utility model belongs to the technical field of the coal-winning machine, especially, relate to a coal mining is with safety and protection system in pit.

Background

The coal mining machine is a machine for realizing mechanized coal mine production, is characterized by labor force reduction, good safety, high efficiency and the like, belongs to one of modern equipment, can be generally divided into a thick coal seam and a thin coal seam, and can be applied to the thin coal seam for coal mining.

The coal mining machine on the current market has the following problems in use:

1. in the application process of the traditional coal mining machine, the traditional coal mining machine needs to work in a complex environment of a coal mine, so that the quantity of dust and foreign matters in the coal mining environment is large, the situation of unsmooth operation is easily caused by the attachment of dust and particle foreign matters at the rocker arm structure of the coal mining machine, and the protection degree of the rocker arm structure is weak;

2. most coal mining machines have poor lighting effect during working, so that the coal mining environment is easily dim, workers cannot observe the coal mining environment conveniently, the observable range of the coal mining environment cannot be expanded, and the coal mining machines are very inconvenient during working;

3. most coal-winning machine light power supply is mostly rechargeable structure, need charge in advance to its inside accumulate structure before coal-winning machine operation work, then just can supply light structure to carry out the work illumination, and such mode need spend longer time when charging to lead to the preparation time extension before the coal mining, waste time and energy when using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adopt coal in pit with safety and protection system to solve the technical problem who proposes in the background art.

In order to achieve the above purpose, the specific technical solution of the present invention is as follows: the utility model provides a coal mining is with safety and protection system in pit, includes coal-winning machine body and cutting part, the top of coal-winning machine body is equipped with the protection subassembly, the protection subassembly includes protection casing, plate and inserted block, the top fixed connection grip block of coal-winning machine body, the protection casing inserts between the grip block, the inside fixed connection plate of protection casing, the bottom of plate is equipped with the inserted block, the slot is seted up at the top of coal-winning machine body, the inserted block inserts in the inside of slot, the both ends of coal-winning machine body are equipped with the axle bed, the internally mounted rocking arm of axle bed, the protection casing cage covers the top at the axle bed.

Preferably, the side surface of the protective cover is provided with a slot, and the slot and the rocker arm correspond to each other.

Preferably, the inside of the shaft seat is connected with rocker arms through shaft rods, the rocker arms are symmetrically distributed, and the tail ends of the rocker arms are provided with cutting parts.

Preferably, the side of the coal mining machine body is provided with a hydraulic driving device, the bottom of the rocker arm is connected with the clamping plate in a welding mode, and the hydraulic driving device is connected with the clamping plate through a rotating shaft.

Preferably, the bottom of the coal mining machine body is provided with a supporting seat, the bottom of the supporting seat is fixedly connected with sliding devices, and the sliding devices are symmetrically distributed.

Preferably, the top of the coal mining machine body is provided with a fixed seat, the top of the fixed seat is provided with a shaft bracket, the inside of the shaft bracket is connected with a rod body through a rotating shaft, and the top of the rod body is provided with the miner lamp.

Preferably, a battery jar is arranged at the top of the coal mining machine body, a storage battery is inserted into the battery jar, an electrode plate is arranged at the bottom inside the battery jar, a contact is arranged at the bottom of the storage battery, the contact and the electrode plate correspond to each other, the bottom of the miner lamp is connected with the electrode plate through an electric wire, and the electric wire is located inside the rod body.

Preferably, the number of the mining lamps is eight, and the mining lamps are symmetrically distributed on two sides of the storage battery.

Preferably, the top of the storage battery is provided with a top plate, the top of the top plate is fixedly connected with a handle, and a rubber sleeve is arranged outside the handle.

The utility model discloses a coal in pit uses safety and protection system has following advantage:

1. according to the safety and protection system for underground coal mining, the protection assembly is arranged above the rocker arm, so that the problems that dust is easy to adhere to the rocker arm part of a traditional coal mining machine during operation and foreign matter cannot be placed for collision are solved, the protection assembly is composed of structures such as a protection cover, the protection cover is fixed between the clamping plates, and therefore the shaft seat part of the rocker arm can be covered and protected from the upper side, so that the adhesion amount of the dust is reduced, meanwhile, if foreign matter falling in a coal mine falls down, the foreign matter cannot directly collide with the shaft seat position of the rocker arm, the protection effect can be provided by the protection cover, and the protection performance during working is greatly improved;

2. according to the safety and protection system for underground coal mining, multiple groups of mine lamps for illumination are arranged at the top of a coal mining machine and symmetrically distributed on two sides of the coal mining machine, meanwhile, a rotating structure is arranged at the bottom of each mine lamp, a shaft bracket is connected with a rod body through a rotating shaft, and the mine lamps are arranged at the tops of the rod bodies, so that the illumination angle of each mine lamp can be adjusted, the illumination range around the coal mining machine can be enlarged, workers can observe a mine pit conveniently during use, and the safety and protection system is convenient to use;

3. according to the safety and protection system for underground coal mining, the embedded storage battery is arranged at the top of the coal mining machine body, and the contact is arranged at the bottom of the storage battery, so that power can be supplied by the storage battery when the mining lamp runs, then the storage battery in the coal mining machine does not need to be charged in advance when the coal mining machine is prepared to work, only the storage battery with sufficient electric quantity needs to be directly prepared and placed in the battery tank, the storage battery without electricity is replaced, the coal mining machine can directly go down a pit to perform coal mining work, then the worker charges the other storage battery without electricity, and the storage battery with full electricity is directly replaced when the storage battery on the coal mining machine body is not charged, so that the seamless joint effect is well realized, the time required by the preparation of the coal mining machine before work is shortened, and the time and the labor are saved during application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the rocker arm structure of the present invention;

FIG. 3 is a schematic view of the storage battery of the present invention;

FIG. 4 is a schematic view of the protective cover of the present invention;

fig. 5 is a side view of the coal mining machine body of the present invention;

fig. 6 is an enlarged view of a portion of fig. 5A of the present invention;

the notation in the figure is: 1. a coal mining machine body; 2. a supporting seat; 3. a sliding device; 4. a shaft lever; 5. a shaft seat; 6. a rocker arm; 7. a cutting section; 8. a hydraulic drive device; 9. a splint; 10. a guard assembly; 11. a fixed seat; 12. a battery case; 13. a storage battery; 14. a top plate; 15. a handle; 16. a pedestal; 17. a rod body; 18. an electric wire; 19. a miner's lamp; 20. a contact; 21. a protective cover; 22. a clamping plate; 23. slotting; 24. a plate block; 25. inserting a block; 26. and (4) a slot.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like are used in the orientation and positional relationship shown in the drawings for convenience in describing the embodiments of the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the embodiments of the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. In order to simplify the disclosure of embodiments of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Furthermore, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

In order to better understand the purpose, structure and function of the present invention, the following description is made in detail with reference to the accompanying drawings.

As shown in fig. 1-6, the utility model discloses a safety and protection system for underground coal mining, including coal-winning machine body 1 and cutting part 7, the top of coal-winning machine body 1 is equipped with protection component 10, protection component 10 includes protection casing 21, plate 24 and inserted block 25, the top fixed connection grip block 22 of coal-winning machine body 1 can improve the accuracy when installing protection casing 21 owing to the grip block 22 that is equipped with, protection casing 21 inserts between grip block 22, the inside fixed connection plate 24 of protection casing 21, the bottom of plate 24 is equipped with inserted block 25, slot 26 is seted up at the top of coal-winning machine body 1, inserted block 25 inserts in the inside of slot 26, the both ends of coal-winning machine body 1 are equipped with axle bed 5, the internally mounted rocking arm 6 of axle bed 5, protection casing 21 covers in the top of axle bed 5, through be equipped with protection casing 21 structure in the top of the axle bed 5 junction of rocking arm 6, can reduce the adhesion volume of dust, and if drop down in the coal-mine simultaneously, can directly impact at the axle bed 5 position, can not provide the protection effect by protection casing 21 when improving the working protection performance greatly.

The side of the protective cover 21 is provided with a slot 23, the slot 23 and the rocker arm 6 correspond to each other, and due to the slot 23, the rocker arm 6 cannot be influenced by the protective cover 21 when being lifted, and the functionality is strong.

The inside of axle bed 5 is through shaft lever 4 connection rocking arm 6, rocking arm 6 is the symmetric distribution form, the end of rocking arm 6 is equipped with cutting portion 7, through two sets of cutting portions 7 before and after being equipped with, can exploit the front and back colliery in the pit, and the efficiency of coal mining is higher.

The side of coal-winning machine body 1 is equipped with hydraulic drive device 8, splint 9 are connected through the welded mode in the bottom of rocking arm 6, hydraulic drive device 8 is through pivot splint 9, through being equipped with hydraulic drive device 8 between coal-winning machine body 1 and rocking arm 6, can provide powerful power for the operation of rocking arm 6, and stability is stronger during the operation.

The coal mining machine is characterized in that a supporting seat 2 is arranged at the bottom of the coal mining machine body 1, the bottom of the supporting seat 2 is fixedly connected with a sliding device 3, the sliding devices 3 are symmetrically distributed, the sliding devices 3 can be matched with a conveyor in a mine pit for use, the conveyor drives the coal mining machine to move back and forth, and the coal mining machine is high in stability during movement.

The top of coal-winning machine body 1 is equipped with fixing base 11, the top of fixing base 11 is equipped with pedestal 16, the body of rod 17 is connected through the pivot in the inside of pedestal 16, miner's lamp 19 is installed at the top of the body of rod 17, owing to the pedestal 16 who is equipped with combines the body of rod 17, can carry out nimble regulation to miner's lamp 19's angle, and unusual convenience can enlarge the illumination zone during the use.

The top of the coal mining machine body 1 is provided with a battery jar 12, a storage battery 13 is inserted into the battery jar 12, the bottom inside the battery jar 12 is provided with an electrode plate, the bottom of the storage battery 13 is provided with a contact 20, the contact 20 and the electrode plate correspond to each other, the bottom of the mining lamp 19 is connected with the electrode plate through an electric wire 18, the electric wire 18 is positioned inside the rod body 17, and due to the arrangement of the storage battery 13 which can be directly replaced, the fully charged storage battery 13 can be directly replaced when the storage battery 13 on the coal mining machine body 1 is dead, so that the effect of seamless connection is better realized, and the time required by the preparation of the coal mining machine before work is shortened.

The number of the mining lamps 19 is eight, the mining lamps 19 are symmetrically distributed on two sides of the storage battery 13, and due to the eight groups of mining lamps 19, the illumination brightness of the coal mining environment is improved, and the function is strong.

The top of battery 13 is equipped with roof 14, the top fixed connection handle 15 of roof 14, the outside of handle 15 is equipped with the gum cover, owing to the handle 15 that is equipped with combines the gum cover, has made things convenient for the staff to grip, the smooth condition of hand when avoiding appearing operating.

The working principle of the safety and protection system for underground coal mining is as follows: when the underground coal mining safety and protection system is applied, a worker operates the coal mining machine to enter a pit of a thin coal seam, then the coal mining machine runs forward, the four sliding devices 3 at the bottom of the coal mining machine move on a conveyor, then the coal mining machine drives the rocker arm 6 and the cutting part 7 at the top end of the rocker arm to collect coal in the pit, so that coal mining work is realized, meanwhile, in the running process of the coal mining machine, a plurality of groups of mine lamps 19 for illumination are arranged at the top of the coal mining machine and symmetrically distributed at two sides of the coal mining machine, so that the purpose of enlarging the illumination range can be achieved, meanwhile, as the bottom of each mine lamp 19 is provided with a rotating structure, the top of the fixed seat 11 is provided with the shaft frame 16, the shaft frame 16 is connected with the rod body 17 through a rotating shaft, and the top of the rod body 17 is provided with the mine lamp 19, so that the illumination angle of each mine lamp 19 can be adjusted, so that the illumination range around the coal mining machine can be enlarged, the mine pit is convenient for workers to observe when in use, the use is convenient, then in the working process of the coal mining machine, as the coal mining machine is in the special environment of the mine pit, a large amount of dust and uninterrupted falling foreign matters exist, the protective assembly 10 is arranged above the rocker arm 6, the dust can be separated to a certain degree, and the purpose of placing the foreign matters to be collided is achieved, because the protective assembly 10 is composed of a protective cover 21 and the like, the protective cover 21 is fixed between the clamping plates 22, the clamping plates 22 are arranged at the top of the coal mining machine, the shaft seat 5 part of the rocker arm 6 can be covered and protected from the top, the adhesion amount of the dust in the coal mine is reduced, and meanwhile, if the falling foreign matters fall down, the foreign matters can not directly collide with the shaft seat 5 position of the rocker arm 6, the protective cover 21 can be used for blocking, the purpose of preventing foreign matters from being collided is achieved, the protective performance in working is greatly improved, finally, with the increase of the service time, when the storage battery 13 powered by the miner lamp 19 is dead, the embedded storage battery 13 is arranged at the top of the coal mining machine body 1, a direct-flushing charging mode is not needed, due to the fact that the contact 20 is arranged at the bottom of the storage battery 13, the dead storage battery 13 can be directly taken out of the coal mining machine body 1, the fully charged storage battery 13 prepared in advance is taken out and is arranged in the battery groove 12, the storage battery 13 in the coal mining machine does not need to be charged in advance, the coal mining machine can directly go down to a mine pit for coal mining work by directly replacing the storage battery 13, then the other dead storage battery 13 is charged by a worker, the seamless connection effect is well achieved, the time required by the preparation of the coal mining machine before working is shortened, and the use is convenient, time and labor are saved.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims (9)

1. The utility model provides a coal mining is with safety and protection system in pit, includes coal-winning machine body (1) and cutting part (7), its characterized in that: the top of coal-winning machine body (1) is equipped with protection component (10), protection component (10) are including protection casing (21), plate (24) and inserted block (25), top fixed connection grip block (22) of coal-winning machine body (1), protection casing (21) insert between grip block (22), inside fixed connection plate (24) of protection casing (21), the bottom of plate (24) is equipped with inserted block (25), slot (26) are seted up at the top of coal-winning machine body (1), inserted block (25) insert in the inside of slot (26), the both ends of coal-winning machine body (1) are equipped with axle bed (5), internally mounted rocking arm (6) of axle bed (5), protection casing (21) cage cover the top of axle bed (5).

2. A safety and shield system for mining coal downhole as claimed in claim 1, wherein: a slot (23) is formed in the side face of the protective cover (21), and the slot (23) and the rocker arm (6) correspond to each other.

3. A safety and shield system for mining coal downhole as claimed in claim 1, wherein: the inner part of the shaft seat (5) is connected with a rocker arm (6) through a shaft lever (4), the rocker arms (6) are symmetrically distributed, and the tail end of each rocker arm (6) is provided with a cutting part (7).

4. A safety and shield system for mining coal downhole as claimed in claim 3, wherein: the side of the coal mining machine body (1) is provided with a hydraulic driving device (8), the bottom of the rocker arm (6) is connected with a clamping plate (9) in a welding mode, and the hydraulic driving device (8) is connected with the clamping plate (9) through a rotating shaft.

5. A safety and shield system for mining coal downhole as claimed in claim 1, wherein: the coal mining machine is characterized in that a supporting seat (2) is arranged at the bottom of the coal mining machine body (1), the bottom of the supporting seat (2) is fixedly connected with a sliding device (3), and the sliding device (3) is symmetrically distributed.

6. A safety and shield system for mining coal downhole as claimed in claim 1, wherein: the mining machine is characterized in that a fixed seat (11) is arranged at the top of the mining machine body (1), a shaft bracket (16) is arranged at the top of the fixed seat (11), the inside of the shaft bracket (16) is connected with a rod body (17) through a rotating shaft, and a mining lamp (19) is installed at the top of the rod body (17).

7. A safety and shield system for mining coal downhole as claimed in claim 6, wherein: battery jar (12) are seted up at the top of coal-winning machine body (1), battery (13) are inserted to the inside of battery jar (12), the inside bottom of battery jar (12) is equipped with the electrode piece, the bottom of battery (13) is equipped with contact (20), correspond each other between contact (20) and the electrode piece, the electrode piece is connected through electric wire (18) in the bottom of miner's lamp (19), electric wire (18) are located the inside of the body of rod (17).

8. A safety and shield system for mining coal downhole as claimed in claim 6, wherein: the number of the miner lamps (19) is eight, and the miner lamps (19) are symmetrically distributed on two sides of the storage battery (13).

9. A safety and shield system for mining coal downhole as claimed in claim 7, wherein: the top of battery (13) is equipped with roof (14), the top fixed connection handle (15) of roof (14), the outside of handle (15) is equipped with the gum cover.

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