Rare earth iron oxide powder conveying device

Abstract

The utility model discloses a rare earth iron oxide powder conveying device, relates to the technical field of conveying equipment, and aims to solve the technical problem that the service life of a conveying pipeline is affected due to abrasion of the conveying pipeline caused by inconvenience in cleaning impurities in the conventional pneumatic conveying device. The pneumatic pipeline sequentially comprises a flow guide pipeline and a common pipe part in the long axis direction, the common pipe part comprises a front pipe part and a rear pipe part, the separating mechanism comprises a separating box arranged between the front pipe part and the rear pipe part, the separating box is communicated with the front pipe part and the rear pipe part, a separating plate is installed in the separating box, and the separating plate is connected with the front pipe part and the rear pipe part. And a collecting box is mounted at the lower end of the separating box. The utility model has the advantages that spiral airflow is formed by the spiral flow guide pipeline, so that powder is uniformly suspended, accumulated material blockage is reduced, the conveying efficiency is improved, impurities are separated by utilizing centrifugal force, materials are discharged through vibration, the pipeline is prevented from being abraded, and the product quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to conveying equipment technical field more specifically, relate to a kind of rare earth iron oxide powder conveying device. BACKGROUND

[0002] Rare earth iron oxide powder is a functional material that combines rare earth elements with iron oxides, typically possessing unique magnetic, optical and catalytic properties. In the field of magnetic materials, it can be used to produce high-performance permanent magnets, magnetic recording media, and other products, contributing to the development of electronic devices and new energy motors. In the field of catalysis, its high specific surface area and unique electronic structure make it an efficient catalyst or catalyst carrier, suitable for waste gas treatment in environmental governance, organic synthesis reactions and other scenarios. In the field of optics, some rare earth iron oxide powders have special luminescence or light absorption properties, making them applicable in optical coatings, sensors and other fields.

[0003] For rare earth iron oxide powder conveying, rare earth iron oxide powder is usually transported using pneumatic conveying devices. During production, rare earth iron oxide powder may mix with impurities such as relatively large and high-density particles, such as unreacted metal particles in raw materials or metal debris generated by worn-out processing equipment. These impurities will enter the pneumatic conveying equipment along with the rare earth iron oxide powder and be transported to the warehouse or the next processing step. The pneumatic conveying device is not convenient for cleaning impurities, which not only causes wear and tear of the conveying pipeline, affecting its service life, but also reduces the quality of rare earth iron oxide powder products. Therefore, we propose a rare earth iron oxide powder conveying device. SUMMARY

[0004] The utility model aims at overcoming the deficiency of prior art, adapting to reality needs, provide a kind of rare earth iron oxide powder conveying device, to solve the technical problem that current pneumatic conveying device is not convenient for cleaning impurities, can cause the wear and tear of conveying pipeline, affect its service life.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of rare earth iron oxide powder conveying device, including pneumatic pipeline and the separation mechanism being arranged on pneumatic pipeline, the pneumatic pipeline includes guide pipeline and general pipe portion in turn along long axis direction, the general pipe portion includes front pipe portion and rear pipe portion, the upper end of the front pipe portion is provided with feed pipe, the initial end of the pneumatic pipeline is provided with air inlet, the air inlet is connected with fan, the separation mechanism includes separation tank being arranged between front pipe portion and rear pipe portion, the separation tank is communicated with front pipe portion and rear pipe portion, separation plate is installed in the separation tank, the lower end of the separation tank is installed with collection tank.

[0006] Preferably, three guide pipes are provided, the guide pipes are helical in the direction of the long axis, the three guide pipes are arrayed about the pipe portion, and the three guide pipes form a spiral shape.

[0007] Preferably, the separation plate is circular as a whole, the separation plate comprises, from inside to outside, a material conveying passage, an impact guiding portion, a return preventing portion and a mounting portion, the impact guiding portion is arc-shaped in cross section and curves rearward and outward, the return preventing portion is arc-shaped in cross section and curves outward, the return preventing portion is ring-shaped with a gap, an inlet is formed between the impact guiding portion and the return preventing portion, and a discharge outlet is formed at the lower end of the return preventing portion.

[0008] Preferably, the mounting portion is provided at the end of the return preventing portion, the mounting portion is ring-shaped, and a spring is mounted at the rear end of the mounting portion.

[0009] Preferably, two separation plates are provided, the spring on the front separation plate is connected to the rear separation plate, and the spring on the rear separation plate is connected to the inner wall of the separation tank.

[0010] Preferably, the collection tank comprises a collection portion and a feeding portion integrally provided at the upper end of the collection portion, a tank door is mounted at the front end of the collection portion, a semicircular gap is provided at the upper end of the feeding portion, the separation tank is located in the semicircular gap, and a communication opening is provided between the feeding portion and the separation tank.

[0011] Compared with the prior art, the present application has the following beneficial effects:

[0012] 1. The guide pipe structure is designed, the helical guide pipes are arrayed to form a spiral shape, the air entering the pneumatic pipe forms a spiral airflow, the spiral airflow causes the rare earth iron oxide powder to be lifted in all directions in the airflow, thereby being more evenly suspended in the airflow, effectively reducing the accumulation of material at the bottom of the pipe caused by gravity settling, avoiding the occurrence of local blockage, ensuring the continuity and stability of the rare earth iron oxide powder conveying process, and improving the conveying efficiency.

[0013] 2, the utility model discloses still through the design separation plate structure, separation plate includes feedway, impact guiding portion, prevent returning portion and mounting portion from inside to outside in proper order, wherein the cross section of impact guiding portion is curved arc that is curved to rear and outward, when the impurity mixed in rare earth iron oxide powder is thrown to the separation tank under the centrifugal force, the impurity will hit to impact guiding portion accurately, under the push of the continuous forward movement of air, the impurity enters prevent returning portion along the arc guiding from the entry between impact guiding portion and prevent returning portion, the cross section of prevent returning portion is curved arc that is curved outward and is annular that exists gap, this structure design can utilize the characteristic of air flow and the blocking effect of arc surface, forms a barrier, prevents the impurity that enters prevent returning portion from returning to the pneumatic conveying pipeline under the airflow disturbance, further improves the effect and stability of impurity separation, secondly, separation plate is installed through spring, under the action of wind force, separation plate generates continuous vibration with spring, this vibration can effectively make the impurity in prevent returning portion move downward and slide and discharge smoothly from the discharge port under the vibration effect, improves the efficiency of impurity discharge, avoids the impurity to accumulate in separation tank, guarantees the continuous and effective operation of separation mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the front view structure schematic diagram of the utility model;

[0015] Figure 2 It is the section structure schematic diagram of the utility model;

[0016] Figure 3 It is the guide pipe structure schematic diagram of the utility model;

[0017] Figure 4 It is the separation tank section structure schematic diagram of the utility model;

[0018] Figure 5 It is the separation plate section structure schematic diagram of the utility model;

[0019] Figure 6 It is the collection tank structure schematic diagram of the utility model.

[0020] Mark explanation in drawing: 100, pneumatic pipeline; 101, general pipe portion; 102, guide pipe; 103, feed pipe; 104, air inlet; 105, fan; 200, separation mechanism; 201, separation tank; 202, separation plate; 2021, feedway; 2022, impact guiding portion; 2023, prevent returning portion; 2024, entry; 2025, mounting portion; 2026, discharge port; 203, spring; 204, collection tank; 2041, collection portion; 2042, tank door; 2043, feed portion; 2044, communication port. DETAILED DESCRIPTION

[0021] As Figures 1 to 6The utility model relates to a rare earth iron oxide powder conveying device, including pneumatic pipeline 100 and the separation mechanism 200 of pneumatic pipeline 100 on setting, pneumatic pipeline 100 includes the flow guide pipeline 102 and the general pipe department 101 in proper order along the long axis direction, and the general pipe department 101 includes the front pipe department and rear pipe department, and the upper end of front pipe department is provided with feed pipe 103, and the beginning of pneumatic pipeline 100 is provided with air inlet 104, and air inlet 104 is connected with fan 105, and separation mechanism 200 includes the separation box 201 of setting between front pipe department and rear pipe department, and separation box 201 communicates with front pipe department and rear pipe department, and separation box 201 is installed with separation plate 202, and the lower end of separation box 201 is installed with collection box 204, the utility model discloses the spiral airflow that forms spiral flow guide pipeline 102 makes powder even suspended, reduces the accumulation of material and blocks, promotes the conveying efficiency, and the separation plate 202 of separation mechanism 200 with spring 203 is used, and the impurities are separated by centrifugal force and are discharged by vibration, prevent the pipeline abrasion, and guarantee product quality.

[0022] Specifically, the flow guide pipeline 102 is provided with three, the flow guide pipeline 102 is helical along the long axis direction, three flow guide pipelines 102 are arrayed about the general pipe department 101, and three flow guide pipelines 102 constitute a twisted shape. Three spiral flow guide pipelines 102, air enters first through flow guide pipeline 102, air can form spiral airflow when passing through three flow guide pipelines 102 and being discharged to the general pipe department 101, rare earth iron oxide powder in this airflow field will be lifted in all directions, compared with ordinary straight-line airflow conveying, spiral airflow can make powder more evenly suspended in airflow, reduce the accumulation of material phenomenon at the bottom of the pipeline caused by gravity settlement, effectively avoid local blockage, guarantee the continuity and stability of the conveying process, secondly, the centrifugal force generated by spiral airflow will make the density larger impurities (such as metal debris) mixed in rare earth iron oxide powder move to the outside of the pipeline, when passing through the separation mechanism 200, part of the impurities can be separated under the action of centrifugal force, prevent the abrasion of pneumatic conveying pipeline, especially the elbow, prevent affecting the quality of rare earth iron oxide powder and subsequent processing.

[0023] Further, the separation plate 202 is circular as a whole, and sequentially comprises a material conveying passage 2021, an impact guiding portion 2022, a return preventing portion 2023 and a mounting portion 2025 from inside to outside. The cross section of the impact guiding portion 2022 is curved in an arc shape towards the back and the outside, and the cross section of the return preventing portion 2023 is curved in an arc shape towards the outside. The return preventing portion 2023 is in the shape of a ring with a gap. The impact guiding portion 2022 and the return preventing portion 2023 form an inlet 2024 therebetween. The lower end of the return preventing portion 2023 is provided with a discharge port 2026. When impurities are thrown into the separation tank 201 by the centrifugal force, the impurities will impact on the impact guiding portion 2022 because the air is moving forward, and the impurities can enter the return preventing portion 2023 from the inlet 2024 under the action of the air, so that the impurities can be prevented from returning to the pneumatic conveying pipeline.

[0024] It is worth mentioning that the mounting portion 2025 is arranged at the end of the return preventing portion 2023, and the mounting portion 2025 is arranged in the shape of a ring. The rear end of the mounting portion 2025 is provided with a spring 203. The spring 203 is arranged for mounting the separation plate 202.

[0025] It is worth mentioning that the separation plate 202 is provided with two, and the spring 203 on the front separation plate 202 is connected with the rear separation plate 202, and the spring 203 on the rear separation plate 202 is connected with the inner wall of the separation tank 201. Because the separation plate 202 is mounted with the spring 203, the separation plate 202 can vibrate under the action of the wind force in cooperation with the spring 203. The impurities in the return preventing portion 2023 of the separation plate 202 can move downward and slide under the action of the vibration, so that the impurities can be discharged from the discharge port 2026.

[0026] It is worth mentioning that the collection tank 204 comprises a collection portion 2041 and a feeding portion 2043 integrally arranged at the upper end of the collection portion 2041. The front end of the collection portion 2041 is provided with a tank door 2042. The upper end of the feeding portion 2043 is provided with a semicircular gap, and the separation tank 201 is arranged in the semicircular gap. The feeding portion 2043 and the separation tank 201 are provided with a communication port 2044 therebetween. The collection tank 204 can collect the impurities separated from the rare earth iron oxide powder. The impurities discharged from the discharge port 2026 can enter the collection tank 204 through the communication port 2044 for collection. After the device is completed, the tank door 2042 can be opened to clean the impurities collected in the collection tank 204.

[0027] Working principle: the embodiment provides a rare earth iron oxide powder conveying device, when in use, first start the fan 105, the fan 105 is inhaled into air to the pneumatic pipeline 100 through the air inlet 104, air first enters three guide pipes 102 that are in the shape of a spiral and are arrayed and constitute a bird's nest shape, in the guide pipe 102, the flow direction of air is changed constantly, when air is discharged from the guide pipe 102 to the general pipe part 101, spiral airflow is formed, rare earth iron oxide powder enters the front pipe part of the general pipe part 101 through the feed pipe 103, under the action of the spiral airflow, the rare earth iron oxide powder is lifted in all directions and can be more evenly suspended in the airflow, the phenomenon of material accumulation at the bottom of the pipeline caused by gravity settlement is reduced, local blockage is avoided, the continuity and stability of the conveying process are ensured, meanwhile, the centrifugal force generated by the spiral airflow can make the impurities (such as metal chips, etc.) mixed in the rare earth iron oxide powder move to the outside of the pipeline, when the airflow carrying the impurities reaches the separation mechanism 200, the impurities are thrown into the separation box 201 under the action of the centrifugal force, since the air is moving forward, the impurities will hit the impact guide part 2022 of the separation plate 202, under the continuous pushing of the air, the impurities enter the anti-return part 2023 from the entry port 2024 between the impact guide part 2022 and the anti-return part 2023, the structure design of the anti-return part 2023 can prevent the impurities from returning to the pneumatic conveying pipeline, the separation plate 202 is installed through the spring 203 at the rear end of the mounting part 2025, and two separation plates 202 are arranged, the front and rear separation plates 202 are connected through the spring 203, the rear separation plate 202 is connected with the inner wall of the separation box 201 through the spring 203, under the action of the wind force, the separation plate 202 cooperates with the spring 203 to generate vibration, so that the impurities in the anti-return part 2023 move downward and slide under the action of the vibration, and finally are discharged from the discharge port 2026 at the lower end of the anti-return part 2023, the discharged impurities enter the collection box 204 through the communication port 2044 between the separation box 201 and the feed part 2043 of the collection box 204, the collection part 2041 of the collection box 204 collects the impurities, when the device is completed, the box door 2042 at the front end of the collection part 2041 is opened, so that the impurities collected in the collection box 204 can be cleaned, and the rare earth iron oxide powder after impurity separation continues to pass through the rear pipe part of the general pipe part 101 and is conveyed to the subsequent warehouse or processing procedure.

[0028] The embodiment of the utility model discloses the better embodiment, but is not limited to this, the ordinary skill of the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A rare earth iron oxide powder delivery device, characterized by, The utility model provides a pneumatic pipeline (100) and the separating mechanism (200) of pneumatic pipeline (100) are arranged, the pneumatic pipeline (100) includes the flow guide pipeline (102) and the general pipe part (101) in turn along the long axis direction, the general pipe part (101) includes the front pipe part and rear pipe part, the upper end of front pipe part is provided with the feed pipe (103), the beginning of pneumatic pipeline (100) is provided with the air inlet (104), the air inlet (104) is connected with the fan (105), the separating mechanism (200) includes the separating box (201) arranged between the front pipe part and rear pipe part, the separating box (201) is communicated with the front pipe part and rear pipe part, the separating plate (202) is installed in the separating box (201), the lower end of separating box (201) is installed with the collection box (204).

2. The rare earth iron oxide powder delivery device of claim 1, wherein, The flow guide pipeline (102) is three, the flow guide pipeline (102) is spiral along the long axis direction, three flow guide pipeline (102) are arrayed about general pipe part (101), and three flow guide pipeline (102) constitute a twisted shape.

3. The rare earth iron oxide powder delivery apparatus of claim 2, wherein, The separating plate (202) is circular, the separating plate (202) includes feed channel (2021), impact guide part (2022), anti-return part (2023) and mounting part (2025) in turn from inside to outside, the cross section of impact guide part (2022) is curved arc that is curved to the rear and the outside, the cross section of anti-return part (2023) is curved arc that is curved to the outside, the anti-return part (2023) is annular with a notch, the entrance (2024) is formed between impact guide part (2022) and anti-return part (2023), the lower end of anti-return part (2023) is provided with the discharge port (2026).

4. The rare earth iron oxide powder delivery apparatus of claim 3, wherein The mounting part (2025) is arranged at the end of anti-return part (2023), the mounting part (2025) is annular, and the spring (203) is installed at the rear end of the mounting part (2025).

5. The rare earth iron oxide powder delivery apparatus of claim 4, wherein, The separating plate (202) is two, the spring (203) on the front separating plate (202) is connected with the rear separating plate (202), and the spring (203) on the rear separating plate (202) is connected with the inner wall of the separating box (201).

6. The rare earth iron oxide powder delivery apparatus of claim 5, wherein, The collection box (204) includes collection part (2041) and the feed part (2043) of collection part (2041) upper end integration, the front end of collection part (2041) is installed with the box door (2042), the upper end of feed part (2043) is provided with semicircular notch, the separating box (201) is located in semicircular notch, and the communication port (2044) is arranged between feed part (2043) and separating box (201).

Images