Closed conveying device

Abstract

The utility model discloses a closed conveying device, which relates to the technical field of fly ash processing and comprises a conveying pipe and a first connecting piece, the first connecting piece is mounted at one end of the conveying pipe, a first pipe fitting is mounted at one end, far away from the conveying pipe, of the first connecting piece, and a variable-speed motor is mounted at one end, far away from the first connecting piece, of the first pipe fitting. A servo motor is installed at the end, away from the first pipe fitting, of the variable-speed motor through a coupler, and meanwhile the power output end of the variable-speed motor is connected with an auger through a coupler. According to the closed conveying device, the first connecting piece and the second connecting piece are connected to the two ends of the conveying pipe correspondingly, and the first connecting piece and the second connecting piece are the same in structure, so that under the structural movement of the first connecting piece and the second connecting piece, material input and output are not affected, and the conveying efficiency is improved; and the orientation of the connecting pipe can be flexibly and structurally adjusted according to the installation requirement of the whole device, so that unnecessary structural interference is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fly ash processing, in particular to a closed conveying device. BACKGROUND

[0002] Fly ash processing refers to further processing and utilization of fly ash to obtain higher utilization value. Fly ash is fine powder produced during coal combustion, mainly composed of inorganic oxides, and is usually treated by physical, chemical and thermodynamic methods, including screening, grading, grinding, foaming and other steps, so as to be further improved. The closed conveying device is used in fly ash processing, which is an improved equipment for traditional conveying device. Its main feature is to close the conveying belt to reduce dust leakage and material scattering, thereby improving the working environment and protecting the environment.

[0003] The conventional closed conveying device has fixed structure, so that the input interface and the output interface are fixedly connected with the pipeline for conveying. When connecting the pipeline, the structure needs to be adjusted and installed, and a special turning joint of the pipeline is needed for combined connection, so that the convenience of use is limited and the connection flexibility of the structure is affected.

[0004] Therefore, in view of the above problems, the existing structure and defects are improved, and a closed conveying device is provided. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a closed conveying device to solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a closed conveying device, comprising a conveying pipe and a first connecting piece, one end of the conveying pipe is provided with the first connecting piece, the first connecting piece is provided with a first pipe piece away from one end of the conveying pipe, the first pipe piece is provided with a variable speed machine away from one end of the first connecting piece, the variable speed machine is provided with a servo motor through a shaft coupling away from one end of the first pipe piece, the power output end of the variable speed machine is connected with an auger through a shaft coupling, the first connecting piece comprises a rotary joint, a connecting pipe, a first sealing ring and a second sealing ring, the surface of the rotary joint is vertically connected with the connecting pipe, one end of the connecting pipe is provided with the first sealing ring away from the first connecting piece, and the second sealing ring is arranged at both ends of the connecting pipe.

[0007] Further, the surface of the conveying pipe is provided with a reinforcing rib structure, and the first connecting piece is connected and fixed with the first pipe piece through a flange structure away from the conveying pipe.

[0008] Further, the auger is arranged inside the conveying pipe, the first connecting piece, the first pipe piece, the second connecting piece and the second pipe piece, the speed changer, the servo motor and the auger are arranged on the same central axis, and the auger is arranged in a shaftless structure.

[0009] Further, the first sealing ring is arranged on the surface of the connecting pipe away from the rotary joint in a mosaic structure, and the connecting pipe away from the rotary joint is provided with a flange structure.

[0010] Further, the two ends of the conveying pipe are connected and fixed with the first connecting piece and the second connecting piece through the flange structure, and the second connecting piece and the first connecting piece are arranged in the same structure.

[0011] Further, the second connecting piece is arranged at the end of the conveying pipe away from the first connecting piece, the second connecting piece is arranged at the end of the second connecting piece away from the conveying pipe, and the second pipe piece is arranged at the end of the second connecting piece away from the second connecting piece.

[0012] Further, the second connecting piece and the conveying pipe are connected and fixed through the flange structure, and the second connecting piece and the second pipe piece are connected and fixed through the flange structure.

[0013] Further, the end cover and the second pipe piece are connected and fixed through the flange structure, and the end of the auger away from the speed changer is arranged on one side of the end cover through a bearing seat structure.

[0014] The utility model provides a closed conveying device, has the following beneficial effects:

[0015] 1, the utility model discloses a first connecting piece and second connecting piece are arranged at the two ends of the conveying pipe, the second connecting piece and the first connecting piece are arranged in the same structure, the connecting pipe connected to the surface of the rotary joint can be rotated and adjusted at any angle by the structure of the rotary joint, and the first connecting piece, the second connecting piece and the first pipe piece are connected and fixed through the flange structure, the connection stability and the structure sealing property between the first connecting piece and the first pipe piece and the conveying pipe can be ensured as much as possible, the whole device can guarantee sufficient sealing property and conveying efficiency when conveying materials, and the structure of the first connecting piece and the second connecting piece can make the orientation of the connecting pipe be adjusted flexibly, so that the connection between the pipes can be avoided in the process of erecting the device, and the use convenience of the device is guaranteed.

[0016] 2. This utility model, by incorporating a shaftless auger inside the conveying pipe, achieves a lightweight design without affecting material conveying. Furthermore, the conveying pipe, first connector, first pipe fitting, second connector, second pipe fitting, and end cap are all connected and fixed using flange structures. Additionally, the surface of the conveying pipe is equipped with reinforcing ribs. These structural features ensure the stability and strength of the connections between the structures while allowing for relatively easy disassembly and maintenance of each component, thus extending the device's lifespan. Attached Figure Description

[0017] Fig. 1 This is a schematic diagram of the main body axis of a closed conveying device according to the present invention;

[0018] Fig. 2 This is a schematic diagram of the internal structure of a closed conveying device according to the present invention;

[0019] Fig. 3 This is a three-dimensional structural diagram of the first connecting member of a closed conveying device according to the present invention.

[0020] In the diagram: 1. Conveying pipe; 2. First connector; 201. Rotary joint; 202. Connecting pipe; 203. First sealing ring; 204. Second sealing ring; 3. First pipe fitting; 4. Speed ​​changer; 5. Servo motor; 6. Screwdriver; 7. Second connector; 8. Second pipe fitting; 9. End cap. Detailed Implementation

[0021] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0022] like Figs. 1 to 3As shown, a closed conveying device includes a conveying pipe 1 and a first connector 2. The first connector 2 is installed at one end of the conveying pipe 1, and a first pipe fitting 3 is installed at the end of the first connector 2 away from the conveying pipe 1. A speed changer 4 is installed at the end of the first pipe fitting 3 away from the first connector 2, and a servo motor 5 is installed at the end of the speed changer 4 away from the first pipe fitting 3 via a coupling. The power output end of the speed changer 4 is connected to an auger 6 via a coupling. The first connector 2 includes a rotary joint 201, a connecting pipe 202, a first sealing ring 203, and a second sealing ring 204. The connecting pipe 202 is vertically connected to the surface of the rotary joint 201, and the first sealing ring is installed on the surface of the connecting pipe 202 away from the first connector 2. 203, and both ends of the connecting pipe 202 are equipped with second sealing rings 204. The first sealing ring 203 is installed in an embedded structure on the surface of the end of the connecting pipe 202 away from the rotary joint 201. The end of the connecting pipe 202 away from the rotary joint 201 is provided with a flange structure. By rotating the structure of the rotary joint 201, the connecting pipe 202 connected to its surface can be rotated and adjusted at any angle. In addition, by using the second sealing rings 204 at both ends of the rotary joint 201 at the end of the connecting pipe 202 away from the rotary joint 201, and with the use of the flange structure, the connection stability and structural sealing between the first connecting piece 2 and the first pipe fitting 3 and the conveying pipe 1 can be ensured as much as possible.

[0023] like Figs. 1 to 3 As shown, the surface of the conveying pipe 1 is provided with a reinforcing rib structure, and the end of the first connecting member 2 away from the conveying pipe 1 is connected and fixed to the first pipe fitting 3 through a flange structure. The auger 6 is disposed inside the conveying pipe 1, the first connecting member 2, the first pipe fitting 3, the second connecting member 7, and the second pipe fitting 8. The speed changer 4, the servo motor 5, and the auger 6 are all on the same central axis. Both ends of the conveying pipe 1 are connected and fixed to the first connecting member 2 and the second connecting member 7 through flange structures. The second connecting member 7 adopts the same structure as the first connecting member 2. Moreover, the auger 6 adopts a shaftless structure. The second connecting member 7 is installed at the end of the conveying pipe 1 away from the first connecting member 2, and the second connecting member 7 is away from the conveying pipe 1. A second fitting 8 is installed at one end of pipe 1, and an end cap 9 is installed at the end of the second fitting 8 away from the second connector 7. The second connector 7 and the conveying pipe 1 are connected and fixed to each other by a flange structure, and the second connector 7 and the second fitting 8 are connected and fixed to each other by a flange structure. The end cap 9 and the second fitting 8 are connected and fixed to each other by a flange structure. The end of the auger 6 away from the speed changer 4 is installed in the middle of one side of the end cap 9 by a bearing seat structure. Since the conveying pipe 1, the first connector 2, the first fitting 3, the second connector 7, the second fitting 8 and the end cap 9 are all connected and fixed by a flange structure, and the surface of the conveying pipe 1 is provided with a reinforcing rib structure to ensure the connection stability of the device structure.

[0024] In summary, as Figs. 1 to 3 As shown, when using this enclosed conveying device, firstly, according to the needs of the entire device setup, the connecting pipe 202 connected to the side of the rotary joint 201 is rotated and adjusted by utilizing the structural rotation of the first connecting piece 2 and the second connecting piece 7 at both ends of the conveying pipe 1, so as to orient it in the appropriate direction so as to facilitate docking and combination with the external pipeline.

[0025] Therefore, when the speed changer 4 and servo motor 5 at one end of the first pipe 3 start to operate, they will drive the auger 6 connected to it to rotate axially inside the conveying pipe 1, thereby pushing and conveying the material entering from one end of the first connector 2 toward one end of the second connector 7.

[0026] If maintenance of the entire equipment is required, the structure can be disassembled using the flange structure between the conveying pipe 1, the first connector 2, the first fitting 3, the second connector 7, the second fitting 8 and the end cap 9, so that each structure can be separated.

[0027] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A closed conveying device comprising a conveying pipe (1) and a first connection piece (2), characterized in that: One end of the conveying pipe (1) is provided with a first connecting piece (2), and the first connecting piece (2) is provided with a first pipe (3) away from one end of the conveying pipe (1), and the first pipe (3) is provided with a variable speed machine (4) away from one end of the first connecting piece (2), and the variable speed machine (4) is provided with a servo motor (5) through a shaft coupling away from one end of the first pipe (3), and the power output end of the variable speed machine (4) is connected with a screw conveyor (6) through a shaft coupling, the first connecting piece (2) comprises a rotary joint (201), a connecting pipe (202), a first sealing ring (203) and a second sealing ring (204), the surface of the rotary joint (201) is vertically connected with the connecting pipe (202), and the surface of one end of the connecting pipe (202) away from the first connecting piece (2) is provided with the first sealing ring (203), and both ends of the connecting pipe (202) are provided with the second sealing ring (204).

2. A closed delivery device according to claim 1, wherein, The surface of the conveying pipe (1) is provided with a reinforcing rib structure, and the first connecting piece (2) is connected and fixed with the first pipe (3) through a flange structure away from one end of the conveying pipe (1).

3. A closed delivery device according to claim 1, wherein, The screw conveyor (6) is arranged in the conveying pipe (1), the first connecting piece (2), the first pipe (3), the second connecting piece (7) and the second pipe (8), and the variable speed machine (4), the servo motor (5) and the screw conveyor (6) are arranged on the same central axis, and the screw conveyor (6) is arranged in an axis-free structure.

4. The closed-end delivery device of claim 1, wherein The first sealing ring (203) is arranged on the surface of one end of the connecting pipe (202) away from the rotary joint (201) in an inlaid structure, and the one end of the connecting pipe (202) away from the rotary joint (201) is provided with a flange structure.

5. The closed-end delivery device of claim 1, wherein The two ends of the conveying pipe (1) are connected and fixed with the first connecting piece (2) and the second connecting piece (7) through a flange structure, and the second connecting piece (7) and the first connecting piece (2) are arranged in the same structure.

6. The closed-end delivery device of claim 1, wherein One end of the conveying pipe (1) is provided with a second connecting piece (7) away from the first connecting piece (2), and the second connecting piece (7) is provided with a second pipe (8) away from one end of the conveying pipe (1), and the second pipe (8) is provided with an end cover (9) away from one end of the second connecting piece (7).

7. A closed delivery device according to claim 6, wherein, The second connecting piece (7) and the conveying pipe (1) are connected and fixed through a flange structure, and the second connecting piece (7) and the second pipe (8) are connected and fixed through a flange structure.

8. A closed delivery device according to claim 7, wherein, The end cover (9) and the second pipe (8) are connected and fixed through a flange structure, and the screw conveyor (6) is arranged on one side of the end cover (9) through a bearing seat structure away from the variable speed machine (4).

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