Blockage removing device of double-impeller feeding machine

Abstract

The utility model provides a double-impeller feeder unblocking device which is characterized in that the double-impeller feeder is provided with two feeding impellers, a shell is arranged outside each feeding impeller, the unblocking device comprises a compressed air pipeline and a metal hose, one end of the compressed air pipeline is communicated with an air main pipeline, and the other end of the compressed air pipeline is communicated with the metal hose. Compressed air is input into the compressed air pipeline from an air main pipeline, a ball valve is arranged on the compressed air pipeline, one end of the metal hose is communicated with the compressed air pipeline, and the other end of the metal hose is communicated with the shell. The device can effectively prevent frequent blockage of the double-impeller feeder caused by high water content of dust, so that the whole production line can realize continuous production. The workload of disassembling equipment and cleaning by workers is reduced, and the labor intensity is reduced. The working stability of the equipment is ensured, and the environment-friendly requirement is met. And the mechanical safety risk is reduced, and benefits are increased.

Description

Technical Field

[0001] The utility model relates to the field of environmental protection machinery, in particular to a double-impeller feeder blockage clearing device. Background Art

[0002] The double impeller feeder is an essential equipment for dust removal systems in various industries in the process of dust collection and pollution-free emission environment compliance. It is also an important mechanical equipment in the dust removal system. The double impeller feeder is a key link in transporting the dust in the dust bin to the next process.

[0003] In actual production, due to the high moisture content of electric furnace dust and the high viscosity of the material, the material layer is squeezed during the unloading process and easily forms material caking, causing the unloading chute to be blocked and unable to unload materials normally.

[0004] Therefore, a double-impeller feeder blockage clearing device is needed to ensure that the dust collection and comprehensive utilization of the dust removal system meet environmental protection standards. Utility Model Content

[0005] The utility model aims to provide a double-impeller feeder blockage clearing device, which can effectively prevent the double-impeller feeder from being frequently blocked due to high dust moisture content, so that the entire production line can be produced continuously.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A double-impeller feeder blockage clearing device, the double-impeller feeder has two feeding impellers, the outside of the feeding impellers has a shell, the blockage clearing device includes a compressed air pipe and a metal hose, one end of the compressed air pipe is connected to an air main pipe, compressed air is input into the compressed air pipe from the air main pipe, a ball valve is arranged on the compressed air pipe, one end of the metal hose is connected to the compressed air pipe, and the other end of the metal hose is connected to the shell.

[0008] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, a pressure reducing valve and a pressure gauge are provided on the compressed air pipeline and between the ball valve and the metal hose, and the pressure reducing valve is located between the ball valve and the pressure gauge.

[0009] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, the pressure reducing valve can reduce the pressure in the compressed air pipeline to 0.1 MPa.

[0010] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, one end of the metal hose is connected to the compressed air pipeline through a direct joint, and the direct joint is a 3 / 8 direct joint.

[0011] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, the other end of the metal hose is connected to the shell through an air pipe joint, and the air pipe joint is a 3 / 8 air pipe joint.

[0012] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, a plurality of metal hoses are provided.

[0013] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, a row of holes is opened on the shell on the outside of each feeding impeller, and 3 holes are evenly distributed in each row. The two rows of holes are symmetrical with respect to the vertical center plane of the double-impeller feeder. The holes are opened in the lower part of the shell, and each of the holes is connected to a metal hose; on the same vertical section, the angle α between the center of the hole and the axis of the feeding impeller and the horizontal plane is 12°, and the diameter of the hole is 11 mm.

[0014] Furthermore, in the above-mentioned double-impeller feeder blockage clearing device, the ball valve is a DN25 manual ball valve, the range of the pressure gauge is 0-1MPa, and the inner diameter of the metal hose is 8mm.

[0015] It can be seen from the analysis that the utility model discloses a double-impeller feeder blockage clearing device, which can effectively prevent the high dust moisture content from causing the double-impeller feeder to be frequently blocked, so that the entire production line can be produced continuously. It reduces the workload of workers in dismantling equipment and cleaning, and reduces labor intensity. It ensures the stability of equipment operation and meets environmental protection requirements. It reduces mechanical safety risks and increases benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings constituting part of the present application are used to provide a further understanding of the present invention. The exemplary embodiments and descriptions of the present invention are used to explain the present invention and do not constitute an improper limitation on the present invention. Among them:

[0017] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0018] Figure 2 It is a left-side structural schematic diagram of an embodiment of the utility model.

[0019] Explanation of reference numerals: 1 compressed air pipeline; 2 ball valve; 3 pressure reducing valve; 4 pressure gauge; 5 metal hose; 6 air pipe joint; 7 direct joint; 8 feeding impeller; 9 housing. DETAILED DESCRIPTION

[0020] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments. Each example is provided by way of explanation of the present invention and does not limit the present invention. In fact, it will be clear to those skilled in the art that modifications and variations may be made in the present invention without departing from the scope or spirit of the present invention. For example, a feature shown or described as a part of one embodiment may be used in another embodiment to produce yet another embodiment. Therefore, it is desired that the present invention includes such modifications and variations within the scope of the appended claims and their equivalents.

[0021] In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention. The terms "connected", "connected" and "set" used in the present invention should be understood in a broad sense. For example, they can be fixed connections or detachable connections; they can be directly connected or indirectly connected through intermediate components; they can be wired electrical connections, radio connections, or wireless communication signal connections. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0022] One or more examples of the utility model are shown in the attached drawings. The detailed description uses numbers and letters to refer to the features in the drawings. Similar or similar marks in the drawings and descriptions have been used to refer to similar or similar parts of the utility model. As used herein, the terms "first", "second", and "third" etc. are used interchangeably to distinguish one component from another, and are not intended to indicate the position or importance of individual components.

[0023] like Figure 1 to Figure 2 As shown, according to an embodiment of the utility model, a double-impeller feeder blockage clearing device is provided. The double-impeller feeder has two feeding impellers 8, and the outside of the feeding impeller 8 has a shell 9, as shown in FIG. Figure 1 As shown, the clearing device includes a compressed air pipeline 1 and a metal hose 5. One end of the compressed air pipeline 1 is connected to the air main pipeline, and compressed air is input into the compressed air pipeline 1 from the air main pipeline. A ball valve 2 is provided on the compressed air pipeline 1. One end of the metal hose 5 is connected to the compressed air pipeline 1, and the other end of the metal hose 5 is connected to the shell 9.

[0024] Furthermore, a pressure reducing valve 3 and a pressure gauge 4 are provided on the compressed air pipeline 1 and between the ball valve 2 and the metal hose 5, and the pressure reducing valve 3 is located between the ball valve 2 and the pressure gauge 4. The pressure reducing valve 3 can reduce the pressure of the compressed air input from the air main pipeline, and the pressure gauge 4 can display the pressure in the compressed air pipeline 1 in real time.

[0025] Furthermore, the pressure reducing valve 3 can reduce the pressure in the compressed air pipeline 1 to 0.1MPa. The pressure of the compressed air in the main air pipeline is 0.6MPa. By reducing the pressure of the compressed air in the compressed air pipeline 1 to 0.1MPa through the pressure reducing valve 3, the measurement accuracy of the spiral scale located at the bottom of the double impeller feeder can be guaranteed, and then the raw material ash at the top of the double impeller feeder can be discharged normally.

[0026] Furthermore, one end of the metal hose 5 is connected to the compressed air pipeline 1 through a direct connector 7. Such an arrangement can facilitate the installation of the metal hose 5.

[0027] Furthermore, the other end of the metal hose 5 is connected to the housing 9 via the air pipe joint 6 .

[0028] Furthermore, a plurality of metal hoses 5 are provided.

[0029] Furthermore, a row of holes is formed on the housing 9 outside each feeding impeller 8, and three holes are evenly distributed in each row. The two rows of holes are symmetrical with respect to the vertical center plane of the double impeller feeder. The holes are formed in the lower part of the housing 9, and each hole is connected to a metal hose 5. On the same vertical section, the angle α between the line connecting the center of the hole and the axis of the feeding impeller 8 and the horizontal plane is 12°, and the diameter of the hole is 11 mm. Figure 1 As shown, the housing 9 on the left side of the feeding impeller 8 on the left side is evenly provided with three holes along the axial direction of the feeding impeller 8, and the housing 9 on the right side of the feeding impeller 8 on the right side is evenly provided with three holes along the axial direction of the feeding impeller 8, as shown in FIG. Figure 2 As shown, each hole is welded with an air pipe joint 6, each hole is connected to the other end of a metal hose 5 through the air pipe joint 6, and one end of the metal hose 5 is connected to the compressed air pipeline 1 through a direct joint 7. Such an arrangement can ensure the clearing effect of the clearing device.

[0030] Furthermore, the ball valve 2 is a DN25 manual ball valve, the range of the pressure gauge 4 is 0-1 MPa, the inner diameter of the metal hose 5 is 8 mm, the air pipe connector 6 is a 3 / 8 air pipe connector, and the direct connector 7 is a 3 / 8 direct connector.

[0031] During the production process, the operator opens the ball valve 2 to control the humidity of the ash material on site. The compressed air input from the air main pipeline is depressurized by the pressure reducing valve 3 and then blown into the shell 9 through the metal hose 5 to purge the material in the shell 9, loosening the ash material and achieving smooth material discharge without compaction. The use of the double-impeller feeder clearing device can prevent the occurrence of material blockage, significantly improve the use effect, increase the on-site use requirements of the equipment, and meet the production process requirements.

[0032] From the above description, it can be seen that the above embodiments of the utility model achieve the following technical effects:

[0033] A double impeller feeder blockage clearing device can effectively prevent the double impeller feeder from being frequently blocked due to high dust moisture content, so that the entire production line can be produced continuously. It reduces the workload of workers in dismantling equipment and cleaning, and reduces labor intensity. It ensures the stability of equipment operation and meets environmental protection requirements. It reduces mechanical safety risks and increases benefits.

[0034] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A double-impeller feeder blockage clearing device, the double-impeller feeder has two feeding impellers, the outside of the feeding impellers has a shell, characterized in that: The blockage clearing device comprises a compressed air pipeline and a metal hose. One end of the compressed air pipeline is connected to the main air pipeline, and compressed air is input into the compressed air pipeline from the main air pipeline. A ball valve is provided on the compressed air pipeline. One end of the metal hose is connected to the compressed air pipeline. The other end of the metal hose is connected to the shell.

2. The double impeller feeder blockage clearing device according to claim 1, characterized in that: A pressure reducing valve and a pressure gauge are arranged on the compressed air pipeline and between the ball valve and the metal hose, and the pressure reducing valve is located between the ball valve and the pressure gauge.

3. The double impeller feeder blockage clearing device according to claim 2, characterized in that: The pressure reducing valve can reduce the pressure in the compressed air pipeline to 0.1 MPa.

4. The double impeller feeder blockage clearing device according to claim 1, characterized in that: One end of the metal hose is connected to the compressed air pipeline through a direct joint, and the direct joint is a 3 / 8 direct joint.

5. The double impeller feeder blockage clearing device according to claim 1, characterized in that: The other end of the metal hose is connected to the shell through an air pipe joint, and the air pipe joint is a 3 / 8 air pipe joint.

6. The double impeller feeder blockage clearing device according to claim 1, characterized in that: A plurality of the metal hoses are provided.

7. The double impeller feeder blockage clearing device according to claim 6, characterized in that: A row of holes is formed on the shell outside each of the feeding impellers, and three holes are evenly distributed in each row. The two rows of holes are symmetrical with respect to the vertical center plane of the double-impeller feeder. The holes are formed at the lower part of the shell, and each hole is connected to one of the metal hoses. On the same vertical section, the angle α between the line between the center of the hole and the axis of the feeding impeller and the horizontal plane is 12°, and the diameter of the hole is 11 mm.

8. The double impeller feeder blockage clearing device according to claim 2, characterized in that: The ball valve is a DN25 manual ball valve, the range of the pressure gauge is 0-1MPa, and the inner diameter of the metal hose is 8mm.

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