Conveying device for coal mining

Abstract

The utility model discloses a conveying device for coal mining, and belongs to the field of coal mining, in particular to a conveying device for coal mining, which comprises support frames, side plates, a first conveying belt and a second conveying belt, the side plates are symmetrically and fixedly mounted on the side surfaces of the support frames, the first conveying belt is fixedly mounted between the support frames, and the second conveying belt is fixedly mounted between the support frames. A second conveying belt is fixedly installed between the supporting frames, and the second conveying belt is located below the first conveying belt. The conveying device and the screening device are arranged, so that material conveying can be automatically and stably completed, coal can be automatically screened in the conveying process, and the conveying efficiency is improved; according to the coal screening device, materials which do not meet specifications and are small in size in coal are screened out, then the materials are conveyed through a single conveying belt, on the premise that stable conveying of the materials is guaranteed, screening of the materials is rapidly completed, and the device is more efficient and stable in use.

Description

Technical Field

[0001] The utility model belongs to the field of coal mining, and in particular relates to a conveying device for coal mining. Background Art

[0002] Coal is a very thick layer of black humus formed by the branches, leaves and rhizomes of plants accumulated on the ground over millions of years. Due to the movement of the earth's crust, it is constantly buried underground and isolated from the air for a long time. Under high temperature and high pressure, it undergoes a series of complex physical and chemical changes and other factors to form a black combustible sedimentary rock. This is the process of coal formation.

[0003] The Chinese utility model patent application number is CN212739440U, which discloses a coal conveying device for coal mining, including two support frames and support columns arranged below the support frames, a transmission mechanism is arranged between the two support frames, one end of one of the support frames is fixedly provided with an equipment box, a driving mechanism is arranged inside the equipment box, the other ends of the two support frames are fixedly connected with support rods, the top of the support rods is provided with a first fixed shaft, a feed plate is arranged above the transmission mechanism, a support plate is arranged below the feed plate, the support plate is arranged at one end of the feed plate, a through hole is opened at the bottom of the support plate, a fixed rod is arranged inside the through hole, both ends of the fixed rod are fixedly connected with rotating rods, a second fixed shaft is arranged in the middle of the rotating rod, a fixed plate is arranged at the other end of the rotating rod, the fixed plate is arranged between the two rotating rods, a hydraulic rod is arranged above the fixed plate, and the piston rod of the hydraulic rod is against the top surface of the fixed plate;

[0004] When used, the above design solves the problem that the existing coal conveying device cannot flexibly adjust its own angle, so that the coal can be transported to the inside of the feed port at different heights. However, the design still has certain problems. After the coal is mined, the overall size and specifications are different and need to be distinguished and screened. The design does not have a special screening component to distinguish the smaller parts of the coal. As a result, a certain amount of working time needs to be wasted on screening materials later, affecting the overall work efficiency.

[0005] In order to solve the above problems, this application proposes a conveying device for coal mining. Utility Model Content

[0006] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0007] To solve the above problems, the utility model adopts the following technical solutions.

[0008] A conveying device for coal mining comprises a support frame, a side plate, a first conveyor belt and a second conveyor belt, the side plates are symmetrically fixedly installed on the sides of the support frames, the first conveyor belt is fixedly installed between the support frames, the second conveyor belt is fixedly installed between the support frames, the second conveyor belt is located below the first conveyor belt, a screening device is fixedly installed between the support frames, the screening device comprises a first motor, a rotating shaft, a cam, a rotating rod and a screening plate, a rotating rod is rotatably installed between the support frames, the screening plate is fixedly installed on the outside of the rotating rod, the first motor is symmetrically fixedly installed on the sides of the support frame, the rotating shaft is fixedly installed on the output end of the first motor, the cam is fixedly installed on the outside of the rotating shaft, the cam is slidably connected to the screening plate, the screening device is used to shake and screen the conveyed coal, a cooling device is fixedly installed between the support frames, the cooling device is used to reduce the internal temperature of the coal and remove smaller debris inside the coal pile, a conveying device is fixedly installed between the side plates, and the conveying device is used to stably convey materials.

[0009] As a preferred technical solution of the utility model, holes and slots of the same size are equidistantly provided inside the screening plate.

[0010] As a preferred technical solution of the utility model, a rubber plate is fixedly installed at the end of the screening plate.

[0011] As a preferred technical solution of the utility model, the cooling device includes a reinforcement frame, a reinforcement plate, a spraying component and a conveying pipeline. The reinforcement frames are symmetrically fixedly installed between the support frames, the reinforcement plates are fixedly installed inside the reinforcement frames, the spraying component is fixedly installed between the reinforcement plates, and the conveying pipeline is fixedly installed on the top of the spraying component.

[0012] As a preferred technical solution of the utility model, the reinforcement frame and the reinforcement plate are reinforced by threaded rods.

[0013] As a preferred technical solution of the utility model, the conveying device includes a shell, a second motor, conveying rollers and a conveying belt. The conveying rollers are symmetrically installed between the side plates for rotation, the conveying belts are slidably installed outside the conveying rollers, the shell is fixedly installed on the side of the side plate, the second motor is fixedly installed inside the shell, and the output end of the second motor is fixedly connected to the conveying rollers.

[0014] As a preferred technical solution of the utility model, the structures of the first conveyor belt and the second conveyor belt are consistent with the structure of the conveying device.

[0015] As a preferred technical solution of the utility model, a guide plate is fixedly installed at the bottom end of the support frame.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] (1) In the utility model, by providing a conveying device and a screening device, the material can be conveyed automatically and stably, and the coal can be automatically screened during the conveying process, and the non-standard and small-volume materials inside the coal can be screened out and then conveyed through a separate conveyor belt. Under the premise of ensuring stable material transportation, the material screening can be completed quickly, making the use of the equipment itself more efficient and stable;

[0018] (2) In the utility model, by setting up a cooling device, water can be sprayed on the coal during transportation to achieve the purpose of cooling and prevent the coal from spontaneously igniting due to friction. The water source can also be used to automatically drive the debris adhering to the outer surface of the coal. Subsequently, the waste water can be collected separately, making the use of the equipment itself safer and more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0020] Figure 2 It is a top view of the overall structure of the utility model;

[0021] Figure 3 It is a right side view of the overall structure of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the screening device in the utility model;

[0023] Figure 5 It is a structural schematic diagram of the cooling device in the utility model;

[0024] Figure 6 It is a schematic diagram of the structure of the conveying device in the utility model.

[0025] The corresponding relationship between the illustrations and component names in the figure is as follows:

[0026] 1. Support frame; 2. Side plate; 3. First conveyor belt; 4. Second conveyor belt; 5. Screening device; 51. First motor; 52. Rotating shaft; 53. Cam; 54. Rotating rod; 55. Screening plate; 6. Cooling device; 61. Reinforcement frame; 62. Reinforcement plate; 63. Spraying component; 64. Conveying pipeline; 7. Conveying device; 71. Casing; 72. Second motor; 73. Conveying roller; 74. Conveying belt. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0028] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0029] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not refer to the same embodiment, nor is it a separate or selective embodiment that is mutually exclusive with other embodiments. The present invention provides the following embodiments.

[0030] Depend on Figure 1 , Figure 2 and Figure 3 As shown, a conveying device for coal mining includes a support frame 1, a side plate 2, a first conveyor belt 3 and a second conveyor belt 4. The side plates 2 are symmetrically fixedly installed on the sides of the support frame 1, the first conveyor belt 3 is fixedly installed between the support frames 1, the second conveyor belt 4 is fixedly installed between the support frames 1, and the second conveyor belt 4 is located below the first conveyor belt 3. A screening device 5 is fixedly installed between the support frames 1, and the screening device 5 includes a first motor 51, a rotating shaft 52, a cam 53, a rotating rod 54 and a screening plate 55. The rotating rod 54 is rotatably installed between the support frames 1. The rotating rod 5 A screening plate 55 is fixedly installed on the outside of the support frame 1, a first motor 51 is symmetrically fixedly installed on the side of the support frame 1, a rotating shaft 52 is fixedly installed on the output end of the first motor 51, a cam 53 is fixedly installed on the outside of the rotating shaft 52, and the cam 53 is slidably connected with the screening plate 55. The screening device 5 is used to shake and screen the transported coal. A cooling device 6 is fixedly installed between the support frames 1. The cooling device 6 is used to reduce the internal temperature of the coal and remove smaller debris inside the coal pile. A conveying device 7 is fixedly installed between the side plates 2. The conveying device 7 is used to stably convey materials.

[0031] During use, the equipment is installed at the target position, and the coal is stably transported through the conveying device 7. Thereafter, the conveyed material is shaken and screened through the screening device 5, so that the smaller material automatically falls to the bottom and is transported through the second conveyor belt 4. The coal of qualified volume is transported through the first conveyor belt 3. In addition, the cooling device 6 is used during the use of the equipment to automatically spray water on the coal, and to remove debris on the surface of the coal, so that the screening of the equipment itself is more thorough and comprehensive.

[0032] By the attached Figure 4As shown, in this embodiment, the screening plate 55 is provided with holes of the same size at equal intervals inside. During use, the holes are used to facilitate screening of materials, and smaller, non-standard materials are directly conveyed to the surface of the second conveyor belt 4 at the lower end.

[0033] By the attached Figure 4 As shown, in this embodiment, a rubber plate is fixedly installed at the end of the screening device 5, so that the material screened by the screening device 5 can enter the first conveyor belt 3 more accurately during use, preventing the material from leaking and falling to the bottom.

[0034] By the attached Figure 5 As shown, in this embodiment, the cooling device 6 includes a reinforcement frame 61, a reinforcement plate 62, a spraying component 63 and a conveying pipe 64. The reinforcement frame 61 is symmetrically fixedly installed between the support frames 1, the reinforcement plate 62 is fixedly installed inside the reinforcement frame 61, the spraying component 63 is fixedly installed between the reinforcement plates 62, and the conveying pipe 64 is fixedly installed on the top of the spraying component 63.

[0035] During use, the position of the spray component 63 is locked and reinforced by using the reinforcement frame 61 and the reinforcement plate 62 to ensure the stability of the spray component 63. One end of the delivery pipe 64 is connected to the pump body, and the other end is connected to the spray component 63 to facilitate the water source to enter the spray component 63 for comprehensive spraying.

[0036] By the attached Figure 5 As shown, in this embodiment, the reinforcement frame 61 and the reinforcement plate 62 are reinforced by threaded rods, which speeds up the installation of the device itself during use and ensures the stability of the device during use.

[0037] By the attached Figure 6 As shown, in this embodiment, the conveying device 7 includes a shell 71, a second motor 72, a conveying roller 73 and a conveying belt 74. The conveying rollers 73 are symmetrically mounted between the side plates 2, and the conveying belt 74 is slidably mounted outside the conveying rollers 73. The shell 71 is fixedly mounted on the side of the side plate 2, and the second motor 72 is fixedly mounted inside the shell 71. The output end of the second motor 72 is fixedly connected to the conveying roller 73.

[0038] During use, the second motor 72 is started to make the conveying roller 73 rotate between the side plates 2. The conveying belt 74 is used to stably convey the coal material on the surface, which is convenient for subsequent automatic screening.

[0039] By the attached Figure 1 and Figure 6As shown, in this embodiment, the structures of the first conveyor belt 3 and the second conveyor belt 4 are consistent with the structure of the conveying device 7. By setting up the structures of the first conveyor belt 3, the second conveyor belt 4 and the conveying device 7, the user can facilitate the first conveyor belt 3 and the second conveyor belt 4 to stably convey the coal.

[0040] By the attached Figure 1 As shown, in this embodiment, a guide plate is fixedly installed at the bottom end of the support frame 1, which is convenient for collecting the waste water for cooling and removing debris at the upper end during use, so as to facilitate subsequent recycling.

[0041] The working principle of the utility model is as follows: when using the utility model, the staff installs the equipment to the target position, and then uses the conveying device 7 to stably convey the coal. By starting the second motor 72, the conveying roller 73 rotates between the side plates 2. The conveying belt 74 is used to stably convey the coal material on the surface, which is convenient for subsequent automatic screening. After that, the screening device 5 is used to shake and screen the conveyed materials, so that the smaller materials automatically fall below and are transported by the second conveyor belt 4. The qualified coal is transported by the first conveyor belt 3, and the cooling device 6 is used during the use of the equipment to automatically spray water on the coal. The position of the spraying component 63 is locked and reinforced by the use of the reinforcement frame 61 and the reinforcement plate 62 to ensure the stability of the spraying component 63. One end of the conveying pipe 64 is connected to the pump body, and the other end is connected to the spraying component 63 to facilitate the entry of water into the spraying component 63. The spraying component 63 is used for comprehensive spraying, and the debris on the surface of the coal can be removed, making the screening of the equipment itself more thorough and comprehensive.

[0042] The above content is a further detailed description of the utility model in combination with specific implementation methods. It cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, they can also make several simple deductions or substitutions, which should be regarded as belonging to the scope of protection determined by the claims submitted for the utility model.

Claims

1. A conveying device for coal mining, comprising a support frame (1), a side plate (2), a first conveyor belt (3) and a second conveyor belt (4), characterized in that: The side panels (2) are symmetrically fixedly mounted on the sides of the support frames (1), a first conveyor belt (3) is fixedly mounted between the support frames (1), a second conveyor belt (4) is fixedly mounted between the support frames (1), and the second conveyor belt (4) is located below the first conveyor belt (3); A screening device (5) is fixedly mounted between the support frames (1), and the screening device (5) comprises a first motor (51), a rotating shaft (52), a cam (53), a rotating rod (54) and a screening plate (55). The rotating rod (54) is rotatably mounted between the support frames (1), and the screening plate (55) is fixedly mounted outside the rotating rod (54). The first motor (51) is symmetrically fixedly mounted on the side of the support frame (1), and the output end of the first motor (51) is fixedly mounted, and the cam (53) is fixedly mounted outside the rotating shaft (52). The cam (53) is slidably connected to the screening plate (55). The screening device (5) is used to shake and screen the transported coal; A cooling device (6) is fixedly installed between the support frames (1), and the cooling device (6) is used to reduce the internal temperature of the coal and remove debris inside the coal pile; A conveying device (7) is fixedly installed between the side plates (2), and the conveying device (7) is used for stably conveying materials.

2. A coal mining conveying device according to claim 1, characterized in that: The sieve plate (55) is provided with holes and slots of the same size at equal intervals.

3. A coal mining conveying device according to claim 1, characterized in that: A rubber plate is fixedly mounted on the end of the screening plate (55).

4. A coal mining conveying device according to claim 1, characterized in that: The cooling device (6) comprises a reinforcement frame (61), a reinforcement plate (62), a spraying component (63) and a conveying pipeline (64); the reinforcement frames (61) are symmetrically fixedly installed between the support frames (1); the reinforcement plates (62) are fixedly installed inside the reinforcement frames (61); the spraying component (63) is fixedly installed between the reinforcement plates (62); and the conveying pipeline (64) is fixedly installed at the top of the spraying component (63).

5. A coal mining conveying device according to claim 4, characterized in that: The reinforcement frame (61) and the reinforcement plate (62) are reinforced by threaded rods.

6. A coal mining conveying device according to claim 1, characterized in that: The conveying device (7) comprises a housing (71), a second motor (72), a conveying roller (73) and a conveying belt (74); the conveying roller (73) is symmetrically rotatably mounted between the side plates (2); the conveying belt (74) is slidably mounted outside the conveying roller (73); the housing (71) is fixedly mounted on the side of the side plate (2); the second motor (72) is fixedly mounted inside the housing (71); and the output end of the second motor (72) is fixedly connected to the conveying roller (73).

7. A coal mining conveying device according to claim 1, characterized in that: The structures of the first conveyor belt (3) and the second conveyor belt (4) are consistent with the structure of the conveying device (7).

8. A coal mining conveying device according to claim 1, characterized in that: A guide plate is fixedly mounted on the bottom end of the support frame (1).

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