一种防堵塞背压激射式添加剂装填机构
By employing an anti-clogging back pressure jet design, utilizing structures such as stirring rods, spiral conveying blades, and spray heads, combined with solenoid valves and high-pressure gas, the problem of easy clogging in the additive filling mechanism is solved, achieving stable addition and efficient cleaning, and improving the ease of use and reliability of the equipment.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- BEIJING DONGFANG MAGNETIC MATERIAL
- Filing Date
- 2025-09-17
- Publication Date
- 2026-07-17
AI Technical Summary
Existing additive filling mechanisms are prone to clogging, preventing additives from being added properly and causing inconvenience for users.
It adopts an anti-clogging back pressure jet design, including a material tank, filling assembly and cleaning assembly. Utilizing a structure such as a stirring rod, spiral conveyor blades, spray head and cleaning brush, combined with a solenoid valve and high-pressure gas, it achieves stable delivery and cleaning of additives and prevents clogging.
It effectively prevents clogging, ensures stable additive filling, improves filling efficiency, extends equipment life, reduces maintenance workload, and enhances ease of use and reliability.
Smart Images

Figure CN224512656U_ABST
Abstract
Claims
1. A back pressure-jet additive dosing mechanism against clogging, comprising a tank (1), characterized in that: The inner cavity of the material tank (1) is fixedly connected to a filling assembly (2), and the inner cavity of the filling assembly (2) is fixedly connected to a cleaning assembly (3); The filling assembly (2) includes a drive motor (21) fixedly connected to the top of the tank (1). The output shaft of the drive motor (21) passes through the inner cavity of the tank (1) and is fixedly connected to a stirring rod (22). A spiral conveying blade (23) is fixedly connected to the bottom of the stirring rod (22). A jet tube (24) is threadedly connected to the bottom of the tank (1). A connecting pipe (25) is fixedly connected to the surface of the jet tube (24). A spray head (26) is fixedly connected to the inner wall of the connecting pipe (25). The other end of the spray head (26) passes through the inner cavity of the jet tube (24). The cleaning assembly (3) includes a hydraulic telescopic rod (31) fixedly connected to the inner wall of the jet tube (24). A connecting seat (32) is fixedly connected to the bottom of the hydraulic telescopic rod (31). A cleaning brush (33) is movably connected to the surface of the connecting seat (32) through a bearing. A drive gear (34) meshes with the inner wall of the cleaning brush (33). A drive motor (35) is fixedly connected to the top of the drive gear (34).
2. A back pressure dumper proof additive filling mechanism as claimed in claim 1, wherein: The material tank (1) is conical in shape and its inner wall is coated with a wear-resistant coating.
3. A back pressure dumper proof additive filling mechanism as claimed in claim 1, wherein: The bottom of the material tank (1) is fixedly connected to a solenoid valve one (11), and the bottom of the jet tube (24) is fixedly connected to a solenoid valve two (27).
4. A back pressure dumper-less additive injection mechanism as claimed in claim 1, wherein: One side of the connecting pipe (25) is connected to an air inlet pipe (28), which is connected to an external high-pressure air tank.
5. A back pressure dumper-less additive injection mechanism as claimed in claim 1, wherein: The other side of the jet tube (24) is connected to a drain pipe (36), and a one-way valve (37) is fixedly connected to the inner cavity of the drain pipe (36).
6. A back pressure dumper-less additive injection mechanism as claimed in claim 1, wherein: The back of the jet tube (24) is connected to a water inlet pipe (38), and a one-way valve (39) is fixedly connected to the inner cavity of the water inlet pipe (38).
7. A back pressure dumper proof additive filling mechanism as claimed in claim 1, wherein: The inner wall of the cleaning brush (33) is provided with a toothed groove (310), and the drive gear (34) meshes with the toothed groove (310).