Mine mining supporting device

Abstract

According to the technical scheme, the mine hole mining supporting device is characterized in that two supporting frames are arranged, two first electric push rods are fixedly installed on the top faces of the supporting frames, and an arc-shaped supporting plate is fixedly installed at one end of a telescopic rod of each first electric push rod; a plurality of second electric push rods are fixedly mounted on the two sides of the exterior of the supporting frame correspondingly, and a rectangular supporting plate is fixedly mounted at one end of a telescopic rod of each second electric push rod; the detachable assembly is arranged on one side of the outer portion of the supporting frame and used for detaching the protective net, an arc-shaped supporting plate can be automatically moved by arranging a first electric push rod, the top face of a mine hole can be supported by arranging the arc-shaped supporting plate, and the top face of the mine hole can be conveniently detached by arranging a second electric push rod; according to the mine protection device, the rectangular supporting plate can be automatically moved, the two sides of a mine can be finely supported by arranging the rectangular supporting plate, the protection net can be detached by arranging the detachable assembly, maintenance or replacement is convenient, and the service life of the device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of mine exploitation, concretely relates to a mine exploitation supporting device. BACKGROUND

[0002] Mine exploitation is one of the main ways to obtain underground mineral resources, and is widely used in the exploitation of various resources such as coal, metal ores, non-metallic ores, etc. With the development of global economy, the demand for mineral resources continues to grow, and the scale and depth of mine exploitation are also increasing.

[0003] According to the Chinese patent with application number CN202322149568.7, a hydraulic support supporting equipment for coal mining is disclosed, which includes four hydraulic cylinders, a supporting mechanism for supporting and processing the mine is installed on the upper end of the hydraulic cylinder, and a protection mechanism for protecting the falling rocks on the upper wall of the mine is also included, which is installed between the two supporting mechanisms. Through the above technical solution, after the device is installed in the coal mine for supporting and processing the mine, the upper guard plate can block the falling rocks on the upper wall of the mine, thereby avoiding the falling rocks from hitting the workers. In addition, through the rotation connection of the two adjacent upper guard plates, the sliding connection of the sliding block and the upper guard plate, and the sliding connection of the sliding sleeve block and the telescopic rod, and in combination with the contraction of the telescopic rod, the distance between the two adjacent supporting mechanisms can be adjusted according to the structure of the mine during installation.

[0004] The current mine exploitation supporting device can block the falling rocks on the upper wall of the mine, but it is difficult to repair or replace when the top surface of the supporting device is damaged, which is very inconvenient. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of the prior art, the utility model provides a mine exploitation supporting device, which solves the problems mentioned in the background art.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions:

[0007] A mine exploitation supporting device includes two supporting frames, the top surface of the supporting frame is fixedly installed with two first electric push rods, one end of the first electric push rod telescopic rod is fixedly installed with an arc-shaped support plate, the outer two sides of the supporting frame are respectively fixedly installed with a plurality of second electric push rods, one end of the second electric push rod telescopic rod is fixedly installed with a rectangular support plate; a detachable assembly is arranged on one side of the outer side of the supporting frame, which is used for detaching the protective net.

[0008] By adopting the technical scheme, the arc-shaped supporting plate can be automatically moved by the first electric push rod, the top surface of the mine tunnel can be supported by the arc-shaped supporting plate, the rectangular supporting plate can be automatically moved by the second electric push rod, the two sides of the mine tunnel can be selectively supported by the rectangular supporting plate, the protective net can be disassembled by the detachable assembly, maintenance or replacement is facilitated, and the service life of the device is increased.

[0009] Preferably, the detachable assembly comprises a fixing strip fixedly installed on one side of the outer portion of the support frame, a plurality of first fixing holes are formed in the top surface of the fixing strip, a fixing groove is formed in one side of the fixing strip, a first fixing plate is arranged on one side of the inside of the fixing groove, a plurality of threaded holes are formed in the top surface of the first fixing plate, and a plurality of fixing bolts are arranged on the top surface of the fixing strip, one end of the fixing bolt is threadedly connected with the first fixing hole and the threaded hole.

[0010] By adopting the technical scheme, the first fixing plate can be placed inside the fixing strip by arranging the fixing strip and the fixing groove, the protective net can be fixed inside by arranging the first fixing plate, and the first fixing plate can be fixed inside the fixing strip without falling off by arranging the fixing bolt, the first fixing hole and the threaded hole.

[0011] Preferably, the detachable assembly further comprises a protective net arranged on one side of the first fixing plate.

[0012] By adopting the technical scheme, the falling rocks can be stably caught by the protective net, and workers can be prevented from being hit by the falling rocks to cause accidents.

[0013] Preferably, two fixing boxes are fixedly installed on both sides of the outer portion of the support frame, a lifting hole is formed in the top surface of the fixing box, a third electric push rod is fixedly installed on the top surface of the fixing box, one end of the telescopic rod of the third electric push rod is fixedly installed with a lifting plate through the lifting hole, two moving blocks are fixedly installed on both sides of the lifting plate, two moving grooves are formed in both sides of the inside of the fixing box, and the moving grooves and the moving blocks are movably connected.

[0014] By adopting the technical scheme, the universal wheels can be retracted and protected inside the fixing box when not needed, the universal wheels can be automatically moved by lifting and driving the universal wheels by the third electric push rod, and the lifting plate can be stabilized and limited when moving by arranging the moving blocks and the moving grooves.

[0015] Preferably, a universal wheel is fixedly installed on the bottom surface of the lifting plate.

[0016] By adopting the technical scheme, the universal wheel can facilitate workers to transport the device.

[0017] Preferably, two second fixing plates are fixedly installed on the two sides of the inside of the support frame respectively, the top surface of the second fixing plate is provided with a second fixing hole, and the inside of the second fixing hole is provided with a reinforcing nail.

[0018] By adopting the above technical scheme, the support frame is more stable during operation by setting the second fixing plate and the reinforcing nail, and the accidental collapse of the device is prevented.

[0019] In summary, the utility model mainly has the following beneficial effects:

[0020] By setting the fixed strip and the fixed groove, the first fixing plate can be placed inside, this fixing mode not only facilitates installation, but also can ensure that the first fixing plate will not easily displace in the use process, thereby providing a solid foundation for subsequent protection net fixing, by setting the first fixing plate, the protection net can be fixed inside, by setting the fixed bolt, the first fixing hole and the threaded hole, the first fixing plate can be fixed inside the fixed strip, this connection mode makes the first fixing plate and the fixed strip form a close combination, even in the case of receiving a large external force impact, the first fixing plate can also maintain a stable state and will not fall off from the inside of the fixed strip, ensuring the structural integrity and reliability of the whole device, by setting the protection net, when there are falling rocks above the mine tunnel, the protection net can stably catch the falling rocks due to its strong bearing capacity, avoiding the falling rocks from directly hitting the workers who are working, thereby effectively preventing accidents and ensuring the safety of the workers, by setting the first electric push rod, the arc-shaped supporting plate can be automatically moved, by setting the arc-shaped supporting plate, the top surface of the mine tunnel can be supported, by setting the second electric push rod, the rectangular supporting plate can be automatically moved, and by setting the rectangular supporting plate, the two sides of the mine tunnel can be selectively supported.

[0021] By setting the fixed box, the universal wheel can be retracted inside the fixed box when not needed, which not only can avoid damage to the universal wheel in the external environment when not in use, prolonging its service life, but also can make the device more stable when parked, by setting the third electric push rod, the universal wheel can be automatically moved by lifting, by setting the moving block and the moving groove, the lifting plate can be stabilized and limited when moving, by setting the universal wheel, the workers can conveniently transport the device, by setting the second fixing plate and the reinforcing nail, the main structure of the support frame can be closely connected, increasing the overall stability of the device, and the reinforcing nail further reinforces the connection strength between the support frame and the surrounding environment or related parts, ensuring that the support frame always maintains a stable state and providing reliable safety protection for the mine tunnel operation. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1Is the three-dimensional structure schematic diagram of the utility model;

[0023] Figure 2 Is the support frame structure schematic diagram of the utility model;

[0024] Figure 3 Is the fixed strip structure schematic diagram of the utility model;

[0025] Figure 4 Is the fixed box structure schematic diagram of the utility model.

[0026] In the drawing: 1, support frame;2, first electric push rod;3, arc support plate;4, second electric push rod;5, rectangular support plate;6, fixed strip;7, first fixed hole;8, fixed groove;9, first fixed plate;10, threaded hole;11, fixed bolt;12, protective net;13, fixed box;14, lifting hole;15, third electric push rod;16, lifting plate;17, moving block;18, moving groove;19, universal wheel;20, second fixed plate;21, second fixed hole;22, reinforcing nail. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0028] Reference Figure 1 , Figure 2 and Figure 3A mine tunnel support device, comprising two support frames 1, the top surface of the support frame 1 is fixedly installed with two first electric push rods 2, which are used for automatic movement of the arc-shaped support plate 3, one end of the telescopic rod of the first electric push rod 2 is fixedly installed with the arc-shaped support plate 3, which is used for supporting the top surface of the mine, the outer two sides of the support frame 1 are respectively fixedly installed with a plurality of second electric push rods 4, one end of the telescopic rod of the second electric push rod 4 is fixedly installed with a rectangular support plate 5, which is used for supporting the two sides of the mine, one side of the support frame 1 is fixedly installed with a fixed strip 6, a plurality of first fixing holes 7 are formed in the top surface of the fixed strip 6, a fixed groove 8 is formed in one side of the fixed strip 6, which is used for placing the first fixed plate 9 inside, a first fixed plate 9 is arranged on one side of the fixed groove 8, which is used for fixing the protective net 12 inside, a plurality of threaded holes 10 are formed in the top surface of the first fixed plate 9, a plurality of fixed bolts 11 are arranged on the top surface of the fixed strip 6, one end of the fixed bolt 11 is threadedly connected with the first fixing hole 7 and the threaded hole 10, which is used for fixing the first fixed plate 9 inside the fixed strip 6 and preventing it from falling off, one side of the first fixed plate 9 is provided with a protective net 12, which is used for stably catching falling rocks and preventing workers from being hit and causing accidents;

[0029] Reference Figure 2 、 Figure 3 and Figure 4 , two fixed boxes 13 are fixedly installed on the outer two sides of the support frame 1, which are used for storing and protecting the universal wheel 19 inside when the universal wheel 19 is not needed, a lifting hole 14 is formed in the top surface of the fixed box 13, a third electric push rod 15 is fixedly installed on the top surface of the fixed box 13, which is used for lifting and driving the universal wheel 19 to move automatically, one end of the telescopic rod of the third electric push rod 15 is fixedly installed with a lifting plate 16 through the lifting hole 14, two moving blocks 17 are fixedly installed on the two sides of the lifting plate 16, two moving grooves 18 are formed in the inner two sides of the fixed box 13, the moving groove 18 and the moving block 17 are movably connected, which are used for stabilizing and limiting when the lifting plate 16 moves, the universal wheel 19 is fixedly installed on the bottom surface of the lifting plate 16, which is used for facilitating workers to transport the device, two second fixed plates 20 are fixedly installed on the inner two sides of the support frame 1, a second fixing hole 21 is formed in the top surface of the second fixed plate 20, a reinforcing nail 22 is arranged in the second fixing hole 21, which is used for making the support frame 1 more stable during operation and preventing the device from accidentally collapsing.

[0030] Working principle: please refer to Figures 1-4As shown, in use, first, the third electric push rod 15 is started, the telescopic rod of the third electric push rod 15 drives the universal wheel 19 to descend, the universal wheel 19 contacts the ground, workers can push the device to move, when reaching the designated position, the third electric push rod 15 is started, the universal wheel 19 is lifted and stored, the reinforcing nails 22 are passed through the second fixed holes 21 and are hammered into the land downward, the supporting frame 1 is fixed on the ground, the first electric push rod 2 is started, the telescopic rod of the first electric push rod 2 drives the arc-shaped supporting plate 3 to ascend, the arc-shaped supporting plate 3 is supported against the top surface of the mine hole, the second electric push rod 4 is started, the telescopic rod of the second electric push rod 4 drives the rectangular supporting plate 5 to move, the rectangular supporting plate 5 is supported against the two sides of the mine hole, if the top surface of the mine hole falls off the rubble, the rubble is caught by the protective net 12, the safety of workers is protected, when the protective net 12 is damaged, the fixed bolts 11 on the fixed strips 6 are all removed, the first fixed plate 9 is drawn out, the protective net 12 can be replaced.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A mine tunneling support device, characterized by, The utility model relates to a kind of support frame and detachable assembly, including: Two support frames (1), the top surface of the support frame (1) is fixedly installed with two first electric push rods (2), the one end of the telescopic rod of the first electric push rod (2) is fixedly installed with arc support plate (3), the outside two sides of the support frame (1) are respectively fixedly installed with multiple second electric push rods (4), the one end of the telescopic rod of the second electric push rod (4) is fixedly installed with rectangular support plate (5); Detachable assembly, the detachable assembly is arranged in the outside one side of support frame (1), for disassembling protective net (12).

2. A mine opening support device according to claim 1, characterized in that The detachable assembly includes: Fixed strip (6), the fixed strip (6) is fixedly installed in the outside one side of support frame (1), the top surface of the fixed strip (6) is respectively provided with multiple first fixed holes (7), one side of the fixed strip (6) is provided with fixed slot (8), the inside one side of the fixed slot (8) is provided with first fixed plate (9), the top surface of the first fixed plate (9) is respectively provided with multiple threaded holes (10), the top surface of the fixed strip (6) is respectively provided with multiple fixed bolts (11), one end of the fixed bolt (11) passes through first fixed hole (7) and threaded hole (10) and is threadedly connected.

3. A mine opening support device according to claim 2, characterised in that The detachable assembly further includes protective net (12), the protective net (12) is arranged in the one side of first fixed plate (9).

4. A mine opening support device according to claim 2, wherein The outside two sides of the support frame (1) are fixedly installed with two fixed boxes (13), the top surface of the fixed box (13) is provided with lifting hole (14), the top surface of the fixed box (13) is fixedly installed with third electric push rod (15), the one end of the telescopic rod of the third electric push rod (15) is fixedly installed with lifting plate (16) through lifting hole (14), the two sides of the lifting plate (16) are respectively fixedly installed with two moving blocks (17), the inside two sides of the fixed box (13) are respectively provided with two moving grooves (18), the moving groove (18) and moving block (17) are movably connected.

5. A mine opening support device according to claim 4, characterised in that The bottom surface of the lifting plate (16) is fixedly installed with universal wheel (19).

6. A mine opening support device according to claim 4, wherein The inside two sides of the support frame (1) are respectively fixedly installed with two second fixed plates (20), the top surface of the second fixed plate (20) is provided with second fixed hole (21), the inside of the second fixed hole (21) is provided with reinforcing nail (22).

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