档位识别机构
By using a resistive track plate and probe plate to determine the grinding level, combined with a desiccant and an airbag sealing structure, the problem of inaccurate level recognition and moisture prevention in coffee grinders is solved, ensuring the quality of coffee beans.
Patent Information
- Application Number
- CN202521503574.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-16
- Publication Date
- 2026-07-17
- Estimated Expiration
- 2035-07-16
Smart Images

Figure CN224505193U_ABST
Abstract
Claims
1. A gear recognition mechanism, comprising a coffee bean grinder (1), a bean bin (2) is fixedly connected on the top side wall of the coffee bean grinder (1), characterized in that, Also include: The bean store cover plate structure (3) is arranged at the top of the bean store (2); The tight sealing structure (4) is arranged in the bean store cover plate structure (3); The push structure (5) is arranged in the middle of the bean store cover plate structure (3); The clamping limiting structure (7) is arranged outside the tight sealing structure (4), and the clamping limiting structure (7) limits the movement of the bean store cover plate structure (3).
2. The gear recognition mechanism according to claim 1, characterized in that: The bean store (2) is arranged in a funnel structure, and an annular clamping groove (6) is formed in the inner side wall of the bean store (2).
3. The gear recognition mechanism according to claim 1, characterized by: The bean store cover plate structure (3) includes a fixed circular shell (301), a shielding ring cover (302), a cover plate (303), a moisture-proof agent (304) and a fixed ring (305), the middle of the top side wall of the cover plate (303) is fixedly connected with the fixed circular shell (301), the outer side wall of the fixed circular shell (301) is provided with external threads, the inner side wall of the inner ring of the shielding ring cover (302) is provided with internal threads, the shielding ring cover (302) is threadedly connected with the fixed circular shell (301), the outer ring of the shielding ring cover (302) is rotatably sleeved with the cover plate (303), the cavity between the cover plate (303) and the shielding ring cover (302) is filled with the moisture-proof agent (304), and the bottom side wall of the cover plate (303) is fixedly connected with the fixed ring (305).
4. The gear recognition mechanism according to claim 3, characterized in that: The diameter of the fixed ring (305) is matched with the diameter of the top of the bean store (2).
5. The gear recognition mechanism according to claim 3, characterized in that: Equidistantly arranged air holes (311) are formed in the bottom side wall of the cover plate (303), and the air holes (311) are arranged in a ring shape on the side wall of the cover plate (303).
6. The gear recognition mechanism of claim 1, wherein: The tight sealing structure (4) includes an annular air bag (401), a fixed ring frame (402), an air pipe (403) and a fixed air bag (404), the fixed air bag (404) is fixedly connected with the top side wall of the cover plate (303), the fixed air bag (404) is located in the fixed circular shell (301), the fixed ring frame (402) is fixedly connected with the bottom side wall of the cover plate (303), the annular air bag (401) is fixedly connected with the side wall between the fixed ring frame (402) and the cover plate (303), the air pipe (403) is fixedly connected with the bottom side wall of the fixed air bag (404) through the side wall of the cover plate (303), and the other end of the air pipe (403) is fixedly connected with the bottom side wall of the fixed airbag (404).
7. The gear recognition mechanism of claim 1, wherein: Said push structure (5) includes rotating sleeve (501), threaded rod (502), telescopic rod (503) and push plate (504), rotating sleeve (501) is rotationally connected in the middle of the top sidewall of fixed dome (301), the sidewall of rotating sleeve (501) is internally threadedly connected with threaded rod (502), the bottom of threaded rod (502) is fixedly connected with circular push plate (504), push plate (504) is slidingly connected in fixed dome (301), two telescopic rods (503) are fixedly connected between push plate (504) and the top sidewall of fixed dome (301), the bottom sidewall of push plate (504) is fixedly connected on the top sidewall of fixed air bag (404).
8. The gear recognition mechanism of claim 1, wherein: Said clamping limiting structure (7) includes connecting spring piece (701) and clamping block (702), connecting spring piece (701) is equidistantly fixedly connected on the bottom sidewall of cover plate (303), the number of connecting spring piece (701) is four, connecting spring piece (701) is located outside annular air bag (401), clamping block (702) is fixedly connected on the sidewall close to bean bin (2) side of connecting spring piece (701).
9. The gear recognition mechanism according to claim 8, characterized in that: Said clamping block (702) and annular clamping groove (6) are matched with each other.
10. The gear recognition mechanism of claim 1, wherein: The sidewall of adjusting sleeve (104) of coffee bean grinder (1) is fixedly connected with probe plate (101), the sidewall of bean grinding shell (103) on coffee bean grinder (1) is fixedly connected with resistance track plate (102), the bottom probe of probe plate (101) is in contact with the contact of resistance track plate (102).
Citation Information
Patent Citations
Grinding mechanism and bean grinding coffee machine
CN220236642U