CN216188358U

CN216188358U - Anti-impact protection device for coal mine conveying belt

Info

Publication number: CN216188358U
Application number: CN202122950498.6U
Authority: CN
Inventors: 何百春; 耿芃
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-05
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses an anti-impact protection device for a coal mine conveying belt, which comprises a conveying belt, I-shaped frames, rollers, elastic assemblies, a bottom plate and a limiting rod, wherein a plurality of groups of elastic supporting assemblies are symmetrically arranged on the bottom plate, each group of elastic supporting assemblies comprises a plurality of elastic assemblies, each group of elastic supporting assemblies is fixedly connected with the I-shaped frame, the rollers are rotatably connected in the I-shaped frames, the rollers are connected with the conveying belt in a rolling manner, two sides of the conveying belt are pressed under cover plates, the cover plates are fixed on the I-shaped frames, one end of the outer sides of the I-shaped frames is hinged with the upper end of the limiting rod, the limiting rod is fixed on the bottom plate, the inner sides of the two symmetrically arranged I-shaped frames are hinged with a buffer mechanism, and the buffer mechanism is arranged on the bottom plate. The coal mine buffer mechanism is provided with a plurality of groups of elastic supporting assemblies, each group of elastic supporting assemblies comprises a plurality of elastic assemblies, the falling coal mine can be fully buffered, the gravitational potential energy of the coal mine is offset, the falling coal mine is further buffered by the buffer mechanism, and the roller is prevented from being damaged by impact.

Description

Anti-impact protection device for coal mine conveying belt

Technical Field

The utility model relates to the field of coal mines, in particular to an anti-impact protection device for a coal mine conveying belt.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. Coal is the most predominant solid fuel, one of the flammable organic rocks. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age. When the coarse crushing system in colliery arranges the material and transports lower conveyer belt from higher conveyer belt, because blanking drop distance is high, the great reason of colliery granule, cause the impact to the conveyer belt, and traditional gyro wheel that is used for supporting the transportation conveyer belt is fixed installation usually, through the tensile elasticity of conveyer belt self to and some tensioning roller devices of installation cushion, still cause the damage of conveyer belt easily, also cause great operating pressure to the gyro wheel simultaneously, need frequently change the gyro wheel, increase manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-impact protection device for a coal mine conveyor belt, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an protecting against shock protection device that colliery conveyer belt was used, includes drive belt, I-shaped frame, gyro wheel, elastic component, bottom plate, gag lever post, the symmetry sets up multiunit elastic support component on the bottom plate, and every elastic support component of group includes a plurality of elastic component, and fixed connection I-shaped frame is gone up to every elastic support component of group, rotates in the I-shaped frame and connects the gyro wheel, and the roll connection drive belt on the gyro wheel, the both sides of drive belt are pressed under the apron, the apron is fixed on the I-shaped frame, the one end in the I-shaped frame outside is articulated with the upper end of gag lever post, and the gag lever post is fixed on the bottom plate, and the inboard of two I-shaped frames that the symmetry set up articulates a buffer gear, and buffer gear sets up on the bottom plate.

Preferably, the elastic components in the elastic support components are different in size and are arranged in a descending order, so that the two I-shaped frames in the same horizontal plane are in a V shape.

Preferably, the elastic assembly comprises an upper box body, a lower box body, a supporting framework and a cushion pad, the cushion pad is fixedly connected to the outside of the supporting framework, the upper end of the cushion pad is arranged in the upper box body, the upper box body is fixedly connected with the I-shaped frame, the lower end of the cushion pad is arranged in the lower box body, and the lower box body is arranged on the bottom plate.

Preferably, the upper box body is provided with a T-shaped block, the T-shaped block is clamped with a T-shaped groove, and the T-shaped groove is formed in the bottom surface of the I-shaped frame.

Preferably, the buffer mechanism comprises a support head and a spring piece, the support head is fixed on the connecting plate, two ends of the connecting plate are provided with two connecting plate supports, the connecting plate supports are hinged with the inner supports of the two I-shaped frames, the inner supports are arranged on the bottom surface of one side of the I-shaped frame, the lower end of the support head is tightly abutted to the spring piece, the spring piece is arranged in a spring piece groove, and the spring piece groove is arranged in the middle of the bottom plate.

Preferably, the cover plate is U-shaped, the upper end of the cover plate is fixedly connected with the middle part of the pressing plate, and the lower end of the pressing plate is tightly attached to the transmission belt.

Preferably, the limiting rod comprises a lower rod and an upper rod, the lower end of the lower rod is fixed on the bottom plate, the upper end of the lower rod is connected with the lower end of the upper rod in a sliding mode, a limiting support is arranged at the upper end of the upper rod and is hinged to one end of the outer support, and the other end of the outer support is fixed on the I-shaped frame.

Compared with the prior art, the utility model has the beneficial effects that: the coal mine underground coal mine; the two I-shaped frames are V-shaped due to the different sizes of the elastic components, so that the coal mine cannot fly out of the conveyor belt and approach to the center of the conveyor belt as much as possible, and the loss of the coal mine is avoided; the buffer mechanism is arranged at the joint of the two I-shaped frames and further buffers a falling coal mine, so that the roller is prevented from being damaged by impact; the limiting rod is arranged, so that the I-shaped frame cannot fall off the bottom plate due to impact; the utility model is also provided with a cover plate so as to flatten the conveyor belt and prevent coal slag from entering.

Drawings

FIG. 1 is a schematic view of the main structure of the conveying apparatus of the present invention;

FIG. 2 is a schematic structural view of a front view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic view of the construction of the support frame and cushion of the present invention;

FIG. 5 is a schematic structural view of a T-shaped groove of the present invention;

FIG. 6 is a schematic structural diagram of a T-block of the present invention.

In the figure: 1. the device comprises a transmission belt, 2, a cover plate, 201, a pressing plate, 3, an I-shaped frame, 301, an outer support, 302, an inner support, 303, a T-shaped groove, 4, rollers, 5, an elastic component, 501, an upper box body, 5011, a T-shaped block, 502, a lower box body, 503, a support framework, 504, a cushion pad, 6, a bottom plate, 601, a spring sheet groove, 7, a limiting rod, 701, a lower rod, 702, an upper rod, 703, a limiting support, 8, a connecting plate, 801, a connecting plate support, 9, a support head, 10 and a spring sheet.

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. 1-6, the present invention provides a technical solution: an anti-impact protection device for a coal mine conveying belt comprises a conveying belt 1, I-shaped frames 3, rollers 4, elastic assemblies 5, a bottom plate 6 and a limiting rod 7, wherein a plurality of groups of elastic supporting assemblies are symmetrically arranged on the bottom plate 6, each group of elastic supporting assemblies comprises a plurality of elastic assemblies 5, the I-shaped frames 3 are fixedly connected to each group of elastic supporting assemblies, the elastic supporting assemblies are different in size and are arranged in a sequence from large to small, two I-shaped frames 3 in the same horizontal plane are made to be V-shaped, the rollers 4 are rotatably connected to the I-shaped frames 3, the rollers 4 are connected with the conveying belt 1 in a rolling manner, two sides of the conveying belt 1 are pressed under a cover plate 2, the cover plate 2 is U-shaped, the upper end of the cover plate 2 is fixedly connected with the middle part of a pressing plate 201, the lower end of the pressing plate 201 is tightly attached to the conveying belt 1, the cover plate 2 is fixed on the I-shaped frames 3, one end of the outer side of the I-shaped frames 3 is hinged to the upper end of the limiting rod 7, the limiting rod 7 is fixed on the bottom plate 6, the inner sides of the two symmetrically-arranged H-shaped frames 3 are hinged with a buffer mechanism, the buffer mechanism is arranged on the bottom plate 6 so as to buffer a coal mine falling from a high place, when the coal mine falls onto the driving belt 1, the driving belt 1 transmits gravity to the roller 4, the roller 4 transmits force to the H-shaped frames 3, the H-shaped frames 3 are dispersed to the elastic component 5 and the buffer mechanism, and the limiting rod 7 limits the movement of the H-shaped frames 3.

The elastic assembly 5 comprises an upper box body 501, a lower box body 502, a supporting framework 503 and a cushion 504, the cushion 504 is fixedly connected outside the supporting framework 503, the upper end of the cushion 504 is arranged in the upper box body 501, the upper box body 501 is fixedly connected with the I-shaped frame 3, the lower end of the cushion 504 is arranged in the lower box body 502, the lower box body 502 is arranged on the bottom plate 6, a T-shaped block 5011 is arranged on the upper box body 501, the T-shaped block 5011 is clamped with a T-shaped groove 303, the T-shaped groove 303 is arranged on the bottom surface of the I-shaped frame 3, so that the force falling from a coal mine is uniformly dispersed, the force is transmitted to the upper box body 501 from the I-shaped frame 3, and is transmitted to the cushion 504 through the upper box body 501 and is absorbed by the cushion 504.

The buffer mechanism comprises a support head 9 and a spring piece 10, the support head 9 is fixed on a connection plate 8, two ends of the connection plate 8 are provided with two connection plate supports 801, the connection plate supports 801 are hinged with inner supports 302 of two I-shaped frames 3, the inner supports 302 are arranged on the bottom surfaces of one sides of the I-shaped frames 3, the lower end of the support head 9 is tightly abutted to the spring piece 10, the spring piece 10 is arranged in a spring piece groove 601, the spring piece groove 601 is arranged in the middle of a bottom plate 6 and used for further buffering a coal mine, force is transmitted to the inner supports 302 from the I-shaped frames 3, the inner supports 302 transmit the force to the connection plate supports 801 and is transmitted to the connection plate 8 through the connection plate supports 801, the connection plate 8 drives the support head 9 to press the spring piece 10 downwards, and the spring piece 10 absorbs the force, so that the purpose of a buffer protection device for the coal mine is achieved.

The limiting rod 7 comprises a lower rod 701 and an upper rod 702, the lower end of the lower rod 701 is fixed on the bottom plate 6, the upper end of the lower rod 701 is slidably connected with the lower end of the upper rod 702, a limiting support 703 is arranged at the upper end of the upper rod 702, the limiting support 703 is hinged with one end of the outer support 301, the other end of the outer support 301 is fixed on the I-shaped rack 3, the position of the I-shaped rack 3 is limited, the I-shaped rack 3 is prevented from being separated, when the I-shaped rack 3 is pressed downwards under pressure, the I-shaped rack 3 drives the outer support 301 to move downwards, the outer support 301 drives the limiting support 703 to press downwards, and the limiting support 703 drives the upper rod 702 to slide in the lower rod 701.

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

1. The utility model provides an impact protection device that colliery conveyer belt was used, includes drive belt (1), I-shaped frame (3), gyro wheel (4), elastic component (5), bottom plate (6), gag lever post (7), its characterized in that: the utility model discloses a bearing support of a motor vehicle, including bottom plate (6), bottom plate (6) go up the symmetry and set up multiunit elastic support subassembly, every group elastic support subassembly includes a plurality of elastic support subassembly (5), and fixed connection I-shaped frame (3) are gone up to every group elastic support subassembly, rotate in I-shaped frame (3) and connect gyro wheel (4), roll connection drive belt (1) on gyro wheel (4), and the both sides of drive belt (1) are pressed under apron (2), apron (2) are fixed on I-shaped frame (3), the one end in I-shaped frame (3) outside is articulated with the upper end of gag lever post (7), and gag lever post (7) are fixed on bottom plate (6), and the inboard of two I-shaped frames (3) that the symmetry set up articulates a buffer gear, and buffer gear sets up on bottom plate (6).

2. An impact protection device for a coal mine conveyor belt according to claim 1, wherein: a plurality of elastic components (5) in the elastic supporting component are different in size and are arranged in a descending order, so that two I-shaped frames (3) in the same horizontal plane are in a V shape.

3. An impact protection device for a coal mine conveyor belt according to claim 1, wherein: elastic component (5) are including last box (501), lower box (502), support skeleton (503), blotter (504), support skeleton (503) outer fixed connection blotter (504), and in last box (501) was arranged in to the upper end of blotter (504), go up box (501) and I-shaped frame (3) fixed connection, in lower box (502) was arranged in to the lower extreme of blotter (504), lower box (502) was placed on bottom plate (6).

4. An impact protection device for a coal mine conveyor belt according to claim 3, wherein: the T-shaped block (5011) is arranged on the upper box body (501), the T-shaped block (5011) is connected with the T-shaped groove (303) in a clamped mode, and the T-shaped groove (303) is formed in the bottom face of the I-shaped frame (3).

5. An impact protection device for a coal mine conveyor belt according to claim 1, wherein: the buffer mechanism comprises a support head (9) and a spring piece (10), the support head (9) is fixed on a connecting plate (8), two connecting plate supports (801) are arranged at two ends of the connecting plate (8), the connecting plate supports (801) are hinged to inner supports (302) of two I-shaped frames (3), the inner supports (302) are arranged on the bottom surface of one side of each I-shaped frame (3), the spring piece (10) is tightly abutted to the lower end of the support head (9), the spring piece (10) is arranged in a spring piece groove (601), and the spring piece groove (601) is arranged in the middle of a bottom plate (6).

6. An impact protection device for a coal mine conveyor belt according to claim 1, wherein: the cover plate (2) is U-shaped, the upper end of the cover plate (2) is fixedly connected with the middle part of the pressing plate (201), and the lower end of the pressing plate (201) is tightly attached to the transmission belt (1).

7. An impact protection device for a coal mine conveyor belt according to claim 1, wherein: the limiting rod (7) comprises a lower rod (701) and an upper rod (702), the lower end of the lower rod (701) is fixed on the bottom plate (6), the upper end of the lower rod (701) is connected with the lower end of the upper rod (702) in a sliding mode, a limiting support (703) is arranged at the upper end of the upper rod (702), the limiting support (703) is hinged to one end of the outer support (301), and the other end of the outer support (301) is fixed on the I-shaped frame (3).