CN216894387U - Auxiliary frame structure for coal mining - Google Patents

Abstract

The utility model relates to an auxiliary frame structure for coal mining, which comprises support columns, support plates and a support frame, wherein a buffer sleeve rod is fixedly installed at the top of each support column, a connecting plate is fixedly installed at the telescopic end of each buffer sleeve rod, a receiving hopper is fixedly installed at the side of the connecting plate and between 4 support columns, a buffer hopper is fixedly installed at the bottom of each receiving hopper, and an outer frame is fixedly installed at the side of each receiving hopper. This an auxiliary frame structure for coal mining receives the colliery through connecing the hopper, utilizes to connect hopper and buffering fill as the transition buffering, makes the impact force that the colliery falls reduce by a wide margin, can effectual protection conveyer belt, simultaneously, when the colliery first contact connects the hopper, the impact force in colliery is used and is connect the hopper, then disperses, cushions through buffering loop bar and spring part to this reduces the colliery and connects the impact of hopper, the effectual hopper that connects of having protected does benefit to follow-up transportation.

Description

Auxiliary frame structure for coal mining

Technical Field

The utility model relates to the technical field of coal mining auxiliary equipment, in particular to an auxiliary frame structure for coal mining.

Background

Opencut coal mine is when the exploitation, mostly directly go on with large-scale coal mining equipment, like equipment such as excavator or pneumatic pick, the colliery after the exploitation directly emptys on conveyer belt or coal mine transport vehicle, carry, but, the colliery directly emptys when going up to the conveyer belt, need strictly control the height when empting, this needs operating personnel to have higher technique, in case empty when, the colliery is too high apart from the conveyer belt, the huge impulsive force direct action in colliery is on the conveyer belt, and the distance is too low, equipment has the risk of direct striking conveyer belt, no matter which kind of condition can cause serious damage to the conveyer belt. Therefore, the application provides an auxiliary frame structure for coal mining.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an auxiliary frame structure for coal mining, which has the advantages of good buffering effect, prolonging the service life of a conveying belt and the like, and solves the problem that when a coal mine is dumped, the distance between the coal mine and the conveying belt is too high, and the huge impulsive force of the coal mine directly acts on the conveying belt to cause serious damage to the conveying belt.

In order to achieve the purposes of good buffering effect and lifting of the conveying belt, the utility model provides the following technical scheme: the utility model provides an auxiliary frame structure for coal mining, includes 4 support columns and 4 backup pads, support frame, the top fixed mounting of support column has the buffering loop bar, the flexible fixed mounting of buffering loop bar has the connecting plate, the avris of connecting plate just is located 4 fixed mounting has the hopper of connecing between the support column, the bottom fixed mounting who connects the hopper has the buffering fill, the avris fixed mounting who connects the hopper has the frame, the fixed surface of frame installs the linking arm, the movable surface mounting of support column has the sleeve with linking arm fixed connection, the surface of support column just is located sleeve below fixed mounting and has the supporting seat, the surface of support column just is located and is provided with the spring part between supporting seat and the sleeve, the top of connecting plate is provided with the dust fall subassembly.

Further, the dust fall subassembly includes a protection section of thick bamboo of fixed mounting at the connecting plate top, and the inside fixed mounting of a protection section of thick bamboo has the shower nozzle, the afterbody screw thread of shower nozzle installs high-pressure water pipe.

Furthermore, a water tank is placed at the top of the support frame, a high-pressure water pump is fixedly installed at the top of the water tank, and the output end of the high-pressure water pump is in threaded connection with a high-pressure water pipe through a multi-way joint.

Further, the interior of each protective cylinder is provided with at least two spray heads, and the nozzles of the spray heads in the interior of 4 protective cylinders face to the center of the receiving hopper.

Wherein, the shower nozzle at top is different with the shower nozzle inclination of bottom, utilizes 8 shower nozzles simultaneously to connect hopper middle part blowout water smoke to this reduces when empting the colliery, the raise dust of arousing.

Furthermore, the connecting plate is an L-shaped plate, the material receiving hopper is in an isosceles trapezoid shape, and the included angle between the material receiving hopper and the buffer hopper is 50-70 degrees.

The coal mine is buffered through the receiving hopper and the buffering hopper, so that the impact force of the coal mine on the conveying belt is reduced, and the service life of the conveying belt is prolonged.

Further, the top fixed mounting of support column has the limiting plate, spring part and support column sliding connection, and the quantity of frame is two, and the four corners of frame all is equipped with the linking arm.

Compared with the prior art, the utility model provides an auxiliary frame structure for coal mining, which has the following beneficial effects:

this a subframe structure for coal mining, receive the colliery through connecing the hopper, the utilization connects hopper and buffer hopper as the transition buffering, the impact force that makes the colliery fall reduces by a wide margin, can effectual protection conveyer belt, simultaneously, when the first contact in colliery connects the hopper, the impact force of colliery is used and is connect the hopper, then disperse through buffering loop bar and spring part, the buffering, reduce the colliery with this and connect the impact of hopper, effectual protection connects the hopper, furthermore, when empting the colliery, simultaneously to connecing the hopper center through a plurality of shower nozzles, with direction blowout water smoke in the slant, utilize the fast dust raising of absorption arousing of water smoke, make the dust raising can't fly away very far, thereby the effectual dust raising that has reduced.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged sectional view of the connection of the sleeve, the support seat and the spring member according to the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

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

fig. 5 is a top view of the receiving hopper of the present invention.

In the figure: the device comprises a support column 1, a support plate 2, a buffer loop bar 3, a connecting plate 4, a material receiving hopper 5, a buffer hopper 6, an outer frame 7, a connecting arm 8, a sleeve 9, a support seat 10, a spring part 11, a limit plate 12, a protective cylinder 13, a spray head 14, a high-pressure water pipe 15, a support frame 16, a water tank 17 and a high-pressure water pump 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an auxiliary frame structure for coal mining comprises 4 supporting columns 1, 4 supporting plates 2 and a supporting frame 16, wherein a buffer loop bar 3 is fixedly installed at the top of each supporting column 1, the buffer loop bar 3 can be a gas spring type telescopic rod, the top of each supporting column 1 is hollow, and one half of the height of the buffer loop bar 3 is fixedly inserted (welded or fixedly connected by screws) into the corresponding supporting column 1 so as to improve the stability of installation and use.

The flexible end fixed mounting of buffering loop bar 3 has connecting plate 4 of "L" shape, and the avris of connecting plate 4 just is located 4 support columns 1 between fixed mounting and connects hopper 5, and the bottom fixed mounting who connects hopper 5 has buffering fill 6.

In this embodiment, 4 support columns 1 and 4 backup pad 2 fixed connection, 4 support columns 1 and 4 backup pad 2 constitute an installation frame that is used for settling hopper 5 jointly, and the installation frame is four square frame, when using, can prick the bottom surface into with the bottom of installation frame to this stability of reinforcing installation frame.

Wherein, connect hopper 5 to be isosceles trapezoid style, connect the contained angle between hopper 5 and the buffering fill 6 and be between 50-70 degrees, fight 6 through connecing hopper 5 and buffering and cushion the colliery, to this reduces the colliery and smashes the impact force on the conveyer belt, and then promotes the life of conveyer belt.

Referring to fig. 1 or 4, two outer frames 7 are fixedly mounted on the side of the receiving hopper 5, connecting arms 8 are fixedly mounted on four corners of each outer frame 7, a sleeve 9 fixedly connected with the connecting arms 8 is slidably mounted on the surface of the supporting column 1, a supporting seat 10 is fixedly mounted on the surface of the supporting column 1 and below the sleeve 9, and a spring element 11 is slidably mounted on the surface of the supporting column 1 and between the supporting seat 10 and the sleeve 9.

Wherein, a limiting plate 12 is fixedly mounted at the top of the support column 1 to limit the sleeve 9 and prevent the sleeve 9 from separating from the support column 1.

Referring to fig. 2-3, a dust fall assembly is arranged at the top of the connecting plate 4, the dust fall assembly includes a protective cylinder 13 fixedly mounted at the top of the connecting plate 4, a nozzle 14 is fixedly mounted inside the protective cylinder 13, and a high-pressure water pipe 15 is installed and communicated with the tail of the nozzle 14 through threads.

Referring to fig. 4, a water tank 17 is disposed on the top of the supporting frame 16, clear water is filled in the water tank 17, a high pressure water pump 18 is fixedly mounted on the top of the water tank 17, an input end of the high pressure water pump 18 extends into the water tank 17 through a pipeline, and an output end of the high pressure water pump 18 is in threaded connection with the high pressure water pipe 15 through a multi-way joint.

Referring to fig. 3 and 5, each protective cylinder 13 is equipped with two nozzles 14 inside, and the nozzles of the nozzles 14 inside 4 protective cylinders 13 face the center of the receiving hopper 5.

Wherein, the inclination of the shower nozzle at top and the shower nozzle of bottom is different, and for example the shower nozzle 14 at top is 10 degrees contained angles with the horizontal plane, and the shower nozzle 14 at bottom is 20 degrees contained angles with the horizontal plane, and 8 shower nozzles are simultaneously to receiving 5 middle parts blowout water smoke to this reduces when empting the colliery, the raise dust of arousing.

The working principle is as follows: when empting the colliery, connect hopper 5 direct receipt colliery, the impact force of colliery is used and is connect hopper 5, the impact force disperses through buffering loop bar 3 and spring part 11, the buffering, utilize afterwards to connect hopper 5 and buffer hopper 6 as the transition buffering, the impact force that makes the colliery fall reduces once more, fall into the conveyer belt at last and carry, start high pressure water pump 18 when empting the colliery, take away the clear water in the water tank 17 through high pressure water pump 18, 14 simultaneously to connecing hopper 5 centers through 8 shower nozzles afterwards, with direction blowout water smoke in the slant, utilize the fast dust that adsorbs the arouse of water smoke, it is very far away to make the dust of raising fly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An auxiliary frame structure for coal mining, includes a plurality of support columns (1) and a plurality of backup pad (2), support frame (16), its characterized in that: the top fixed mounting of support column (1) has buffering loop bar (3), the flexible end fixed mounting of buffering loop bar (3) has connecting plate (4), the avris fixed mounting of connecting plate (4) has and connects hopper (5), the bottom fixed mounting who connects hopper (5) has buffering fill (6), the avris fixed mounting who connects hopper (5) has frame (7), the fixed surface of frame (7) installs linking arm (8), the movable surface mounting of support column (1) has sleeve (9) with linking arm (8) fixed connection, the fixed surface of support column (1) installs supporting seat (10), the surface of support column (1) just is located and is provided with spring part (11) between supporting seat (10) and sleeve (9), the top of connecting plate (4) is provided with the dust fall subassembly.

2. An auxiliary frame structure for coal mining as claimed in claim 1, wherein: the dust fall subassembly includes a protection section of thick bamboo (13), and the inside fixed mounting of a protection section of thick bamboo (13) has shower nozzle (14), high-pressure water pipe (15) are installed to the afterbody screw thread of shower nozzle (14).

3. An auxiliary frame structure for coal mining as claimed in claim 2, wherein: a water tank (17) is placed at the top of the support frame (16), a high-pressure water pump (18) is fixedly installed at the top of the water tank (17), and the output end of the high-pressure water pump (18) is in threaded connection with a high-pressure water pipe (15) through a multi-way joint.

4. An auxiliary frame structure for coal mining as claimed in claim 2, wherein: the interior of each protective cylinder (13) is equipped with at least two spray heads (14), the spouts of the spray heads (14) all facing the centre of the receiving hopper (5).

5. An auxiliary frame structure for coal mining as claimed in claim 1, wherein: the connecting plate (4) is an L-shaped plate, the material receiving hopper (5) is in an isosceles trapezoid shape, and the included angle between the material receiving hopper (5) and the buffer hopper (6) is 50-70 degrees.

6. An auxiliary frame structure for coal mining as claimed in claim 1, wherein: the top fixed mounting of support column (1) has limiting plate (12), spring piece (11) and support column (1) sliding connection.

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