A multi-stage sealed conveying device

By designing a multi-stage sealed conveying device, and utilizing a screw conveyor and lifting and traversing mechanism, the sealing and adjustability issues of the powder conveying device are solved, achieving efficient and flexible powder conveying.

CN224512312UActive Publication Date: 2026-07-17CHANGZHOU YIZEBOGE POWDER EQUIP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
CHANGZHOU YIZEBOGE POWDER EQUIP
Filing Date
2025-06-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing powder conveying devices are mostly single-stage conveyors with poor sealing. Furthermore, the inlet and outlet are fixed and difficult to adjust, resulting in low conveying efficiency and inflexibility.

Method used

A multi-stage sealed conveying device was designed, which uses multiple spiral auger conveying shafts and partitions, combined with lifting and lateral movement mechanisms, to achieve sealed conveying of powder materials, and the height and position of the feed hopper and discharge hopper can be adjusted.

Benefits of technology

It improves the sealing and flexibility of powder conveying, enhances the adaptability of the device, facilitates cleaning, and improves conveying efficiency.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224512312U_ABST
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Abstract

The utility model relates to the field of powder delivery, mainly disclose a kind of multistage sealed conveying device, including base plate, horizontal moving mechanism, lifting mechanism, conveying bin, the top of conveying bin is equipped with feed hopper, the bottom of conveying bin is equipped with discharge port, the inside rotation of conveying bin is equipped with the three conveying shafts along its length direction, and the outer wall of conveying shaft is fixedly installed with spiral auger.The utility model realizes the sealed delivery of powder by the conveying shaft of multiple spiral augers, and the sealing plate can be opened subsequently, so as to realize the cleaning operation inside the conveying bin, and the lifting mechanism can also change the overall height of conveying bin, and then realize the height adjustment of feed hopper and discharge hopper, and the horizontal moving plate can also move horizontally on base plate, and then realize the horizontal position adjustment of conveying bin, so that the adaptability of powder delivery can be improved.
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Claims

1. A multi-stage sealed conveying device, comprising a base plate (1), characterized in that, A transverse mechanism (2) is installed on the top of the base plate (1). A lifting mechanism (3) is fixedly installed on the top of the transverse mechanism (2). A conveying bin (4) is fixedly installed on the top of the lifting mechanism (3). A feed hopper (5) is fixedly installed at one end of the top of the conveying bin (4). A discharge port (402) is opened at the bottom of the conveying bin (4) away from the feed hopper (5). A discharge hopper (6) is fixedly installed at the bottom of the conveying bin (4) below the discharge port (402). Three conveying shafts (9) are rotatably installed inside the conveying bin (4) along its length. A spiral auger (10) is fixedly installed on the outer wall of the conveying shaft (9). A partition (401) is also provided between two adjacent conveying shafts (9). The partition (401) is fixedly installed on the bottom wall of the conveying bin (4). A sealing frame (7) is also fixedly installed on the top of the conveying bin (4). A sealing plate (8) is fixedly installed inside the sealing frame (7).

2. A multi-stage sealed conveyor as claimed in claim 1, wherein, A top plate (11) is fixedly installed on the top side of the conveying bin (4) away from the feed hopper (5). A gearbox (12) is fixedly installed on the top plate (11). The number of gearboxes (12) is equal to the number of conveying shafts (9) and they correspond one-to-one. A drive sprocket is fixedly installed at the end of the output shaft of the gearbox (12). The end of the conveying shaft (9) near the top plate (11) extends out of the side wall of the conveying bin (4) and is fixedly installed with a driven sprocket. The drive sprocket and the driven sprocket, which are arranged close to each other, are connected by a chain (14). A conveying motor (13) is also installed at the input end of the gearbox (12).

3. A multi-stage sealed conveyor as claimed in claim 2, wherein, The transverse mechanism (2) includes a transverse plate (16) located above the base plate (1), and the lifting mechanism (3) is fixedly installed on the transverse plate (16). A slide block (17) is symmetrically installed at the bottom of the transverse plate (16) along the center, and a slide rail (18) is symmetrically installed at the top of the base plate (1) along the center. The slide block (17) is slidably installed on the slide rail (18).

4. A multi-stage sealed conveyor as claimed in claim 3, wherein, The top of the base plate (1) is also equipped with a bearing seat (19) arranged opposite to each other. A lead screw (20) is rotatably installed between the two bearing seats (19). The lead screw (20) is arranged along the length direction of the slide rail (18). A fixed seat (21) is fixedly installed at the bottom of the transverse plate (16). A threaded sleeve (22) is fixedly installed inside the fixed seat (21). The threaded sleeve (22) is screwed onto the outside of the lead screw (20). An adjusting motor (23) is also installed on the top of the base plate (1). The output shaft of the adjusting motor (23) is fixedly connected to one end of the lead screw (20).

5. A multi-stage sealed conveyor as claimed in claim 4, wherein, The lifting mechanism (3) includes a bottom frame (24) fixedly installed on the top of the transverse plate (16) and a top frame (25) fixedly installed on the bottom of the conveying bin (4). The bottom frame (24) and the top frame (25) are connected by a folding frame (26). One end of the folding frame (26) is connected to the bottom frame (24) and the top frame (25) respectively. Rollers (27) are rotatably installed on the other end of the folding frame (26). Guide rails (28) are installed on both the bottom frame (24) and the top frame (25). The rollers (27) are slidably installed on the guide rails (28). A hydraulic cylinder (29) is also installed on the folding frame (26).