Fluidized bed conveying device

Abstract

The utility model relates to a fluidized bed material conveying device which comprises a fluidized bed with a discharge port, the discharge port of the fluidized bed is communicated with a vertically distributed material transfer tank with a cavity structure through a discharge pipe, a filter screen coaxial with the material transfer tank is installed in the material transfer tank, and the filter screen is lower than the discharge port of the fluidized bed. A filter screen is arranged in the material transfer tank, a material ramming device which can rotate and is coaxially arranged with the material transfer tank is arranged in the material transfer tank positioned above the filter screen, a first material conveying pipe is communicated with the material transfer tank positioned below the filter screen through a blanking pipe, and a material pumping device is also communicated between a pipe body of the blanking pipe and a material outlet of the fluidized bed. The condition that the first conveying pipe is blocked can be improved, so that the conveying efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of material conveying device, especially, relate to a fluidized bed material conveying device. BACKGROUND

[0002] At present, the granular foam raw material is directly communicated with the conveying pipe through the discharge port of the fluidized bed when discharging after being treated by the fluidized bed, and the foam raw material will have certain viscosity when discharging because the foam raw material needs to be treated at high temperature when being treated by the fluidized bed, in addition, the foam raw material will be accumulated in the discharge port of the fluidized bed during discharging, so the foam raw material will be adhered into blocks, so that the adhered foam raw material will cause the blockage of the conveying pipe during subsequent conveying, and the conveying efficiency is affected, therefore, there are still defects and deficiencies in the prior art. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a fluidized bed material conveying device to solve the problems in the background art.

[0004] In order to solve the above problems, the utility model adopts the following technical scheme:

[0005] A fluidized bed material conveying device, comprising a fluidized bed with a discharge port, the discharge port of the fluidized bed is communicated with a material turning tank with a cavity structure and vertically distributed through a discharge pipe, a filter screen coaxial with the material turning tank is installed in the material turning tank, the filter screen is lower than the discharge port of the fluidized bed, and a material beating device capable of rotating and coaxial with the material turning tank is installed in the material turning tank above the filter screen, a first conveying pipe is communicated with the material turning tank below the filter screen through a discharge pipe, and a material pumping device is further communicated between the pipe body of the discharge pipe and the discharge port of the fluidized bed.

[0006] Further, the discharge pipe is vertically distributed, and the end of the discharge pipe away from the material turning tank is closed, the first conveying pipe is horizontally distributed, and one end of the first conveying pipe is communicated with the discharge pipe, the material pumping device comprises a second conveying pipe communicated with the discharge pipe, the second conveying pipe is coaxial with the first conveying pipe, and the end of the second conveying pipe away from the discharge pipe is communicated with an air extractor, and the air extractor is communicated with the discharge port of the fluidized bed through a conveying hose.

[0007] Further, the discharge pipe is coaxial with the material turning tank, and the bottom of the material turning tank is a circular truncated cone with a wide top and a narrow bottom.

[0008] Further, the material beating device comprises a rotating shaft above the filter screen, the rotating shaft is coaxial with the rotating material tank, and the top end of the rotating shaft is transmissionally connected with a driving motor mounted on the rotating material tank after penetrating through the rotating material tank, and the bottom of the rotating shaft is provided with a material beating blade on each side, and the material beating blade is parallel with the radial direction of the rotating shaft.

[0009] Further, the top surface of the rotating material tank is provided with an opening, and a tank cover is mounted on the opening, the tank cover comprises a first tank cover and a second tank cover, the first tank cover is fixedly connected with the rotating material tank, and the second tank cover is hingedly connected with the first tank cover on the side close to the first tank cover, and the material beating device is mounted on the first tank cover.

[0010] Further, the bottom of the rotating material tank is provided with a plurality of support leg structures equidistantly distributed along the circumferential direction of the rotating material tank, each of the support leg structures comprises a vertically distributed support pipe, the top of the support pipe is connected with the rotating material tank, and a threaded rod is threadedly connected in the support pipe, the bottom of the threaded rod is located outside the support pipe and is sleeved with a locking nut, and the bottom end of the threaded rod is provided with a support base.

[0011] By adopting the above technical scheme, the present application has the following beneficial effects:

[0012] The present application can beat the foam raw material adhered into blocks by installing the material beating device in the rotating material tank, and can filter out the large foam raw material by installing the filter screen in the rotating material tank, and continuously beat the foam raw material by the material beating device, so as to prevent the large foam raw material in the rotating material tank from entering the first material conveying pipe through the discharging pipe; secondly, the material sucking device is communicated between the discharging pipe and the discharging port of the fluidized bed, so as to accelerate the discharging speed of the foam raw material at the discharging port of the fluidized bed, and reduce the accumulation of the foam raw material; in general, the present application can improve the blockage in the first material conveying pipe, and improve the material conveying efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic view of the present application;

[0014] Figure 2 It is a structural schematic view of part of the device of the present application;

[0015] Figure 3 It is a structural schematic view of part of the device of the present application.

[0016] Reference numerals: 1. Material extraction device; 11. Second conveying pipe; 12. Exhaust fan; 13. Conveying hose; 2. Feeding device; 21. Rotating shaft; 22. Drive motor; 23. Feeding blade; 3. Transfer tank; 4. Fluidized bed; 5. Support leg structure; 51. Support pipe; 52. Threaded rod; 53. Locking nut; 54. Support; 6. Tank cover; 61. First tank cover; 62. Second tank cover; 7. Discharge pipe; 8. Filter screen; 9. Feeding pipe; 10. First conveying pipe. Detailed Implementation

[0017] To make the objectives, technical solutions, and beneficial effects of this utility model clearer, the embodiments of this utility model will be described in further detail below with reference to the accompanying drawings.

[0018] like Figures 1 to 3 As shown, this utility model provides a fluidized bed conveying device, including a fluidized bed 4 with a discharge port, which is existing technology; the discharge port of the fluidized bed 4 is connected to a vertically distributed transfer tank 3 with a cavity structure through a discharge pipe 7, a filter screen 8 is installed in the transfer tank 3 and is coaxial with the transfer tank 3, the filter screen 8 is lower than the discharge port of the fluidized bed 4, and a rotating feeding device 2 is installed in the transfer tank 3 above the filter screen 8 and is coaxial with the transfer tank 3. The feeding device 2 can break up the foam raw material that is stuck together; a first conveying pipe is connected to the transfer tank 3 below the filter screen 8 through a discharge pipe 9. 10. Specifically, during use, the filter screen 8 can filter out large pieces of foam material in the transfer tank 3 and continuously disperse them through the feeding device 2, thereby preventing large pieces of foam material in the transfer tank 3 from entering the first conveying pipe 10 through the discharge pipe 9; secondly, a suction device 1 is also connected between the pipe body of the discharge pipe 9 and the outlet of the fluidized bed 4. Specifically, the suction device 1 can accelerate the discharge speed of the foam material at the outlet of the fluidized bed 4 to reduce the accumulation of foam material; in general, using this utility model can improve the blockage situation in the first conveying pipe 10 and improve the conveying efficiency.

[0019] The specific configuration of the material extraction device 1 is as follows: Figures 1 to 3As shown in the drawings, the blanking pipe 9 is vertically distributed, and the blanking pipe 9 is closed at the end away from the material rotating tank 3; the first material conveying pipe 10 is horizontally distributed, and one end of the first material conveying pipe 10 is in communication with the blanking pipe 9; the material extracting device 1 comprises a second material conveying pipe 11 in communication with the blanking pipe 9, and the second material conveying pipe 11 is coaxially arranged with the first material conveying pipe 10, and the end of the second material conveying pipe 11 away from the blanking pipe 9 is communicated with an air extractor 12, and the air extractor 12 is connected with a power supply and a start-stop switch; the air extractor 12 and the discharge port of the fluidized bed 4 are communicated through a material conveying hose 13, and the material conveying hose 13 can conveniently connect the air extractor 12 and the discharge port of the fluidized bed 4; specifically, when the air extractor 12 is started, the foam raw material in the discharge port of the fluidized bed 4 can be sequentially conveyed into the first material conveying pipe 10 through the material conveying hose 13, the air extractor 12, the second material conveying pipe 11 and the blanking pipe 9, so that the discharging speed of the foam raw material in the discharge port of the fluidized bed 4 can be accelerated; in addition, the impeller in the air extractor 12 can also scatter the foam raw material adhered into blocks; in addition, the material extracting device 1 can also accelerate the exhaust of the fluidized bed 4 to play a pressure stabilizing role.

[0020] Further, as shown in the drawings, Figures 1 to 3 The blanking pipe 9 is coaxially arranged with the material rotating tank 3, and the bottom of the material rotating tank 3 is in the shape of a circular truncated cone with a wide top and a narrow bottom, so that in use, the foam raw material at the bottom of the material rotating tank 3 can fall into the blanking pipe 9.

[0021] The specific arrangement of the material beating device 2 is as follows: as shown in the drawings, Figure 1 and Figure 3 The material beating device 2 comprises a rotating shaft 21 above the filter screen 8, the rotating shaft 21 is coaxially arranged with the material rotating tank 3, and the top end of the rotating shaft 21 is drivingly connected with a driving motor 22 mounted on the material rotating tank 3 after penetrating through the material rotating tank 3, and the driving motor 22 is connected with a power supply and a start-stop switch; the bottom of the rotating shaft 21 is provided with a material beating blade 23 on each side, and the material beating blade 23 is radially parallel to the rotating shaft 21; specifically, when the driving motor 22 is started, the rotating shaft 21 can be driven to rotate, and the rotating shaft 21 can drive the material beating blade 23 to rotate to scatter the foam raw material adhered into blocks.

[0022] Further, as shown in the drawings, Figure 1 and Figure 3 The top surface of the material rotating tank 3 is provided with an opening, and the opening position of the top surface of the material rotating tank 3 is provided with a tank cover 6, and the tank cover 6 comprises a first tank cover 61 and a second tank cover 62, the first tank cover 61 is fixedly connected with the material rotating tank 3, and the second tank cover 62 is hingedly connected with the first tank cover 61 on the side close to the first tank cover 61, that is, the second tank cover 62 can be opened and closed; the material beating device 2 is mounted on the first tank cover 61; specifically, when the material beating device 2 is not used, the second tank cover 62 can be opened, so that the foam raw material remaining on the material beating device 2 and the filter screen 8 can be conveniently cleaned.

[0023] Further, as shown in Figures 1 to 3 The bottom of the rotating tank 3 is provided with a plurality of leg structures 5 which are equidistantly distributed along the circumference of the rotating tank 3, and the plurality of leg structures 5 can jointly support the rotating tank 3 to ensure the structural stability of the rotating tank 3; each of the leg structures 5 comprises a vertically distributed support pipe 51, the top of the support pipe 51 is connected with the rotating tank 3, and a threaded rod 52 is threadedly connected in the support pipe 51, the bottom of the threaded rod 52 is located outside the support pipe 51 and is sleeved with a locking nut 53, and the bottom end of the threaded rod 52 is provided with a support 54; in use, the length of the leg structure 5 can be adjusted by rotating the threaded rod 52 to level the rotating tank 3; when the locking nut 53 abuts against the bottom end of the support pipe 51, the relative position between the threaded rod 52 and the support pipe 51 can be doubly fixed.

[0024] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed application. The scope of protection of the present application is defined by the appended claims and equivalents thereof.

Claims

1. A fluidized bed conveying device, comprising a fluidized bed with a discharge port, characterized in that: The fluidized bed's outlet is connected to a vertically distributed, cavity-structured transfer tank via a discharge pipe. A filter screen, coaxially aligned with the transfer tank, is installed inside the transfer tank. The filter screen is lower than the fluidized bed's outlet. Above the filter screen, a rotating feeding device, coaxially aligned with the transfer tank, is installed inside the transfer tank. Below the filter screen, a first conveying pipe is connected to the transfer tank via a discharge pipe. A suction device is also connected between the discharge pipe and the fluidized bed's outlet.

2. The fluidized bed conveying device according to claim 1, characterized in that: The feed pipes are vertically distributed, and the end of the feed pipe away from the transfer tank is closed. The first conveying pipe is horizontally distributed, and one end of the first conveying pipe is connected to the inside of the feed pipe. The material extraction device includes a second conveying pipe connected to the inside of the feed pipe. The second conveying pipe is coaxial with the first conveying pipe, and the end of the second conveying pipe away from the feed pipe is connected to an exhaust fan. The exhaust fan is connected to the outlet of the fluidized bed by a conveying hose.

3. A fluidized bed conveying device according to claim 2, characterized in that: The feeding pipe is coaxially arranged with the transfer tank, and the bottom of the transfer tank is a frustum shape with a wider top and a narrower bottom.

4. A fluidized bed conveying device according to claim 1, characterized in that: The feeding device includes a rotating shaft located above the filter screen. The rotating shaft is coaxial with the material transfer tank, and the top end of the rotating shaft passes through the material transfer tank and is connected to a drive motor mounted on the material transfer tank. Feeding blades are installed on both sides of the bottom of the rotating shaft, and the feeding blades are parallel to the radial direction of the rotating shaft.

5. A fluidized bed conveying device according to claim 1, characterized in that: The top surface of the transfer tank is open, and a lid is installed at the top surface opening of the transfer tank. The lid includes a first lid and a second lid. The first lid is fixedly connected to the transfer tank, and the side of the second lid closest to the first lid is hinged to the first lid. The feeding device is installed on the first lid.

6. A fluidized bed conveying device according to claim 1, characterized in that: The bottom of the transfer tank is equipped with several support leg structures that are equidistantly distributed along the circumference of the transfer tank. Each support leg structure includes a vertically distributed support tube. The top of each support tube is connected to the transfer tank, and each support tube is threaded with a threaded rod. The bottom of each threaded rod is located outside the support tube and is fitted with a locking nut. Each threaded rod has a support installed at its bottom end.

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