Powder spraying device for heat preservation cover of electric cooker

Abstract

The utility model discloses a powder spraying device for a heat preservation cover of an electric cooker, which comprises a support frame and a preparation mechanism mounted on the inner side of the support frame, the preparation mechanism comprises a clamping assembly, and the clamping assembly comprises a hydraulic rod and a support plate; the heat preservation cover powder spraying device of the electric cooker is provided with a first gear plate and a rack plate, a first rotating shaft and the first gear plate can be driven to rotate through starting of a first motor, the rack plate can rotate through rotation of the first gear plate, and a cylindrical sliding block can slide on the inner side of an arc-shaped sliding groove through rotation of the rack plate; a cylindrical sliding block slides to indirectly drive a first supporting rod to move and drive arc-shaped clamping plates to move, relative movement of the multiple arc-shaped clamping plates can form a circular clamping assembly to clamp the heat preservation cover, then powder can be sprayed on the upper surface of the heat preservation cover through a first powder spraying head, and the heat preservation cover is clamped and lifted through stretching and retracting of a hydraulic rod; powder can be sprayed on the lower surface through the second powder spraying head, and automatic powder spraying is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat preservation cover powder spraying, in particular to a heat preservation cover powder spraying device for an electric rice cooker. Background Art

[0002] The technical background of the heat preservation cover powder spraying device mainly relates to the production process of the heat preservation cover of the rice cooker, particularly the powder spraying process. In the production of the heat preservation cover, powder spraying is an important step, which affects the quality and appearance of the heat preservation cover.

[0003] Most of the heat preservation cover powder spraying devices on the market are too simple in structure and require manual auxiliary control to spray powder, which makes the production process time-consuming and labor-intensive. Therefore, a heat preservation cover powder spraying device for an electric rice cooker is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a heat preservation cover powder spraying device for an electric rice cooker, which solves the problem that most of the heat preservation cover powder spraying devices in the prior art are too simple in structure and require manual auxiliary holding to spray powder, resulting in a time-consuming and labor-intensive production process.

[0005] To achieve the above object, the utility model provides the following technical solution: a powder spraying device for a heat preservation cover of an electric rice cooker, comprising a support frame and a preparation mechanism installed inside the support frame, wherein the preparation mechanism comprises a clamping assembly;

[0006] The gear train is equipped with a first gear and a second gear engaged with the first gear, and the first gear is engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears, and the first and second gears are engaged with the first and second gears,

[0007] Preferably, a second motor is fixed to the inner side wall of the support frame, a second rotating shaft is provided at the rotating end of the second motor, an annular frame is fixed to the other end of the second rotating shaft, a fixing column is fixed to the upper side of the annular frame, a first bearing is provided on the periphery of the fixing column, a second gear plate is provided on the periphery of the first bearing, an annular rack is provided on the outer side of the second gear plate, a fixing frame is fixed to the upper side of the second gear plate, a second bearing is provided on the periphery of the fixing frame, a movable block is provided on the periphery of the second bearing, a second support rod is provided on the inner side of the movable block, a third rotating shaft is provided at the connection between the movable block and the second support rod, a second limiting groove is provided on the outer side of the second support rod, and a second powder spraying head is fixed to one end of the second support rod.

[0008] Preferably, the first gear plate and the first rotating shaft form a rotating structure through the operation of the first motor, and the first gear plate and the rack plate form an engaging structure, and the rack plate forms a sliding structure through the arc-shaped slide groove and the cylindrical slider, and the baffle forms a fixed structure through the cylindrical slider and the first support rod.

[0009] Preferably, the first support rod and the support plate form a sliding structure through the first limiting groove, and the first support rod and the arc-shaped clamping plate form a fixed structure.

[0010] Preferably, the annular frame and the second rotating shaft form a rotating structure through the operation of the second motor, and the annular frame and the fixed column form a fixed structure, and the fixed column forms a rotating structure through the first bearing and the second gear plate, and the second gear plate and the annular rack form an engaging structure.

[0011] Preferably, the second gear plate and the fixed frame form a fixed structure, and the fixed frame and the movable block form a rotating structure through the second bearing, and the movable block and the second support rod form a rotating structure through the third rotating shaft, and the second support rod and the support frame form a sliding structure through the second limiting groove.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] The gear train of the motor is rotated by the first gear and the gear is engaged with the gear train, and the rotation of the gear train can make the rack plate rotate. The rotation of the rack plate can make the cylindrical slide block slide inside the arc chute. The sliding of the cylindrical slide block indirectly drives the first support rod to move, and drives the arc clamping plate to move. The relative movement of the multiple arc clamping plates can form a circular clamping assembly to clamp the heat preservation cover. Secondly, the upper surface of the heat preservation cover can be sprayed with powder by the first powder spraying head, and the clamping and lifting of the hydraulic rod can be carried out. The lower surface can be sprayed with powder by the second powder spraying head, thereby realizing automatic powder spraying. It avoids that most structures of the heat preservation cover powder spraying device are too simple and need to be manually assisted to carry out powder spraying, which causes the production process to be time-consuming and labor-intensive.

[0014] 2. The heat-insulating cover powder spraying device of the electric rice cooker is provided with a second gear plate and an annular rack. By turning on the second motor, the annular frame and the fixed column can be driven to rotate. Through the meshing structure of the second gear plate and the annular rack, the rotation of the fixed column can make the second gear plate rotate through the annular rack, indirectly driving the fixed frame to rotate, and the rotation of the fixed frame can make the movable block movable. The activity of the movable block can make the second support rod slide back and forth through the second limiting groove, thereby driving the second powder spraying head to slide back and forth, making it convenient to retract it or extend it to spray powder on the lower surface of the heat-insulating cover, thereby increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a right side structural schematic diagram of a heat preservation cover powder spraying device for an electric rice cooker proposed by the present invention;

[0016] Figure 2 This is a left-side structural schematic diagram of a heat preservation cover powder spraying device for an electric rice cooker proposed by the present invention;

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure of a powder spraying device for a heat preservation cover of an electric rice cooker proposed by the present invention;

[0018] Figure 4 The utility model is a cross-sectional structural diagram of a powder spraying device for a heat-insulating cover of an electric rice cooker.

[0019] In the figure: 1. Support frame; 2. Hydraulic rod; 3. Support plate; 4. Connecting column; 5. First powder spray head; 6. First motor; 7. First rotating shaft; 8. First gear plate; 9. Rack plate; 10. Arc slide; 11. Cylindrical slider; 12. Baffle; 13. First support rod; 14. First limiting groove; 15. Arc splint; 16. Second motor; 17. Second rotating shaft; 18. Annular frame; 19. Fixed column; 20. First bearing; 21. Second gear plate; 22. Annular rack; 23. Fixed frame; 24. Second bearing; 25. Movable block; 26. Third rotating shaft; 27. Second support rod; 28. Second limiting groove; 29. Second powder spray head. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] Example 1

[0022] like Figure 1 、 Figure 2 and Figure 4 As shown, a heat preservation cover powder spraying device of an electric rice cooker in the figure includes a support frame 1 and a preparation mechanism installed inside the support frame 1, and the preparation mechanism includes a clamping assembly;

[0023] The clamping assembly includes a hydraulic rod 2, a support plate 3, a connecting column 4, a first powder spraying head 5, a first motor 6, a first rotating shaft 7, a first gear plate 8, a rack plate 9, an arcuate slide 10, a cylindrical slider 11, a baffle 12, a first support rod 13, a first limiting groove 14 and an arcuate clamping plate 15. The top inner wall of the support frame 1 is provided with a hydraulic rod 2, a support plate 3 is provided below the hydraulic rod 2, a connecting column 4 is fixed just below the support plate 3, a first powder spraying head 5 is provided below the connecting column 4, and a first electric Machine 6, the rotating end of the first motor 6 is provided with a first rotating shaft 7, the other end of the first rotating shaft 7 is fixed with a first gear plate 8, a rack plate 9 is provided on one side of the first gear plate 8, an arc-shaped slide groove 10 is opened inside the rack plate 9, a cylindrical slider 11 is provided on the inner side of the arc-shaped slide groove 10, one end of the cylindrical slider 11 is fixed with a baffle 12, the other end of the cylindrical slider 11 is fixedly connected to a first support rod 13, a first limiting groove 14 is provided on the outer side of the first support rod 13, and an arc-shaped splint 15 is fixed to the outer end of the first support rod 13.

[0024] The first gear plate 8 and the first rotating shaft 7 form a rotating structure through the operation of the first motor 6, and the first gear plate 8 and the rack plate 9 form a meshing structure, and the rack plate 9 forms a sliding structure with the cylindrical slider 11 through the arc-shaped slide groove 10, and the baffle 12 forms a fixed structure with the first support rod 13 through the cylindrical slider 11. By turning on the first motor 6, the first rotating shaft 7 and the first gear plate 8 can be driven to rotate. Through the meshing structure of the first gear plate 8 and the rack plate 9, the rotation of the first gear plate 8 can make the rack plate 9 rotate, and the rotation of the rack plate 9 can make the cylindrical slider 11 slide inside the arc-shaped slide groove 10. The sliding of the cylindrical slider 11 indirectly drives the first support rod 13 to move.

[0025] The first support rod 13 forms a sliding structure with the support plate 3 through the first limiting groove 14, and the first support rod 13 and the arc-shaped clamping plate 15 form a fixed structure. The movement of the first support rod 13 can drive the arc-shaped clamping plate 15 to move. The relative movement of multiple arc-shaped clamping plates 15 can form a circular clamping assembly to clamp the thermal insulation cover. Secondly, the upper surface of the cover can be sprayed with powder through the first powder spraying head 5, and it can be clamped and lifted by the extension and contraction of the hydraulic rod 2. The lower surface can be sprayed with powder through the second powder spraying head 29 to realize automatic powder spraying.

[0026] Example 2

[0027] like Figure 1 、 Figure 2 and Figure 3 As shown, this embodiment further illustrates Example 1, a second motor 16 is fixed to the inner side wall of the support frame 1, a second rotating shaft 17 is provided at the rotating end of the second motor 16, an annular frame 18 is fixed to the other end of the second rotating shaft 17, a fixing column 19 is fixed to the upper side of the annular frame 18, a first bearing 20 is provided on the periphery of the fixing column 19, a second gear plate 21 is provided on the periphery of the first bearing 20, an annular rack 22 is provided on the outer side of the second gear plate 21, a fixing frame 23 is fixed to the upper side of the second gear plate 21, a second bearing 24 is provided on the periphery of the fixing frame 23, a movable block 25 is provided on the periphery of the second bearing 24, a second support rod 27 is provided on the inner side of the movable block 25, a third rotating shaft 26 is provided at the connection between the movable block 25 and the second support rod 27, a second limiting groove 28 is provided on the outer side of the second support rod 27, and a second powder spraying head 29 is fixed to one end of the second support rod 27.

[0028] The annular frame 18 and the second rotating shaft 17 form a rotating structure through the operation of the second motor 16, and the annular frame 18 and the fixed column 19 form a fixed structure, and the fixed column 19 forms a rotating structure with the second gear plate 21 through the first bearing 20, and the second gear plate 21 and the annular rack 22 form an engaging structure. By turning on the second motor 16, the annular frame 18 and the fixed column 19 can be driven to rotate. Through the engaging structure of the second gear plate 21 and the annular rack 22, the rotation of the fixed column 19 can make the second gear plate 21 rotate through the annular rack 22, thereby indirectly driving the fixed frame 23 to rotate.

[0029] The second gear plate 21 and the fixed frame 23 form a fixed structure, and the fixed frame 23 forms a rotating structure with the movable block 25 through the second bearing 24, and the movable block 25 forms a rotating structure with the second support rod 27 through the third rotating shaft 26, and the second support rod 27 forms a sliding structure with the support frame 1 through the second limiting groove 28. The rotation of the fixed frame 23 can make the movable block 25 move, and the movement of the movable block 25 can make the second support rod 27 slide back and forth through the second limiting groove 28, thereby driving the second powder spraying head 29 to slide back and forth, making it convenient to retract or extend it to spray powder on the lower surface of the thermal insulation cover.

[0030] Working principle: First, the staff needs to turn on the first motor 6, which can drive the first rotating shaft 7 and the first gear plate 8 to rotate. The rotation of the first gear plate 8 can rotate the rack plate 9. The rotation of the rack plate 9 can make the cylindrical slider 11 slide inside the arc-shaped slide 10. The sliding of the cylindrical slider 11 indirectly drives the first support rod 13 to move. The movement of the first support rod 13 can drive the arc-shaped splint 15 to move. The relative movement of multiple arc-shaped splints 15 can form a circular clamping assembly to clamp the heat preservation cover. Secondly, the upper surface can be sprayed with powder through the first powder spraying head 5, and the extension and contraction of the hydraulic rod 2 can be used. By clamping and lifting it, powder can be sprayed on the lower surface through the second powder spraying head 29 to realize automatic powder spraying. Then, by turning on the second motor 16, the annular frame 18 and the fixed column 19 can be driven to rotate. The rotation of the fixed column 19 can make the second gear plate 21 rotate through the annular rack 22, indirectly driving the fixed frame 23 to rotate. The rotation of the fixed frame 23 can make the movable block 25 move. The movement of the movable block 25 can make the second support rod 27 slide back and forth through the second limiting groove 28, thereby driving the second powder spraying head 29 to slide back and forth, making it convenient to retract or extend it to spray powder on the lower surface of the thermal insulation cover.

[0031] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0032] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat preservation cover powder spraying device for an electric rice cooker, comprising a support frame (1) and a preparation mechanism installed inside the support frame (1), characterized in that: The preparation mechanism includes a clamping assembly; The clamping assembly comprises a hydraulic rod (2), a support plate (3), a connecting column (4), a first powder spraying head (5), a first motor (6), a first rotating shaft (7), a first gear plate (8), a rack plate (9), an arcuate slide (10), a cylindrical slider (11), a baffle (12), a first support rod (13), a first limiting groove (14) and an arcuate clamping plate (15). The top inner wall of the support frame (1) is provided with a hydraulic rod (2), a support plate (3) is provided below the hydraulic rod (2), a connecting column (4) is fixed directly below the support plate (3), a first powder spraying head (5) is provided below the connecting column (4), and a first connecting column (5) is fixed on the side of the support plate (3). A motor (6) is provided with a first rotating shaft (7) at the rotating end of the first motor (6), a first gear plate (8) is fixed to the other end of the first rotating shaft (7), a rack plate (9) is provided on one side of the first gear plate (8), an arc-shaped sliding groove (10) is provided inside the rack plate (9), a cylindrical slider (11) is provided on the inner side of the arc-shaped sliding groove (10), a baffle (12) is fixed to one end of the cylindrical slider (11), and a first support rod (13) is fixedly connected to the other end of the cylindrical slider (11), a first limiting groove (14) is provided on the outer side of the first support rod (13), and an arc-shaped clamping plate (15) is fixed to the outer end of the first support rod (13).

2. The heat-insulating cover powder spraying device of an electric rice cooker according to claim 1, wherein: A second motor (16) is fixed to the inner side wall of the support frame (1), a second rotating shaft (17) is provided at the rotating end of the second motor (16), an annular frame (18) is fixed to the other end of the second rotating shaft (17), a fixing column (19) is fixed to the upper side of the annular frame (18), a first bearing (20) is provided on the periphery of the fixing column (19), a second gear plate (21) is provided on the periphery of the first bearing (20), an annular rack (22) is provided on the outer side of the second gear plate (21), and the second gear plate (21) is provided with a ring rack (22). A fixing frame (23) is fixed on the upper side of the wheel plate (21), a second bearing (24) is arranged on the periphery of the fixing frame (23), a movable block (25) is arranged on the periphery of the second bearing (24), a second support rod (27) is arranged on the inner side of the movable block (25), a third rotating shaft (26) is arranged at the connection between the movable block (25) and the second support rod (27), a second limiting groove (28) is arranged on the outer side of the second support rod (27), and a second powder spraying head (29) is fixed to one end of the second support rod (27).

3. The heat-insulating cover powder spraying device of an electric rice cooker according to claim 1, wherein: The first gear plate (8) and the first rotating shaft (7) form a rotating structure through the operation of the first motor (6), and the first gear plate (8) and the rack plate (9) form an engaging structure, and the rack plate (9) forms a sliding structure through the arc-shaped sliding groove (10) and the cylindrical slider (11), and the baffle (12) forms a fixed structure through the cylindrical slider (11) and the first support rod (13).

4. The heat-insulating cover powder spraying device for an electric rice cooker according to claim 1, wherein: The first support rod (13) forms a sliding structure with the support plate (3) through the first limiting groove (14), and the first support rod (13) and the arc-shaped clamping plate (15) form a fixed structure.

5. The heat-insulating cover powder spraying device of an electric rice cooker according to claim 2, characterized in that: The annular frame (18) and the second rotating shaft (17) form a rotating structure through the operation of the second motor (16), and the annular frame (18) and the fixed column (19) form a fixed structure, and the fixed column (19) forms a rotating structure through the first bearing (20) and the second gear plate (21), and the second gear plate (21) and the annular rack (22) form an engaging structure.

6. The heat-insulating cover powder spraying device of an electric rice cooker according to claim 2, characterized in that: The second gear plate (21) and the fixed frame (23) form a fixed structure, and the fixed frame (23) forms a rotating structure with the movable block (25) through the second bearing (24), and the movable block (25) forms a rotating structure with the second support rod (27) through the third rotating shaft (26), and the second support rod (27) forms a sliding structure with the support frame (1) through the second limiting groove (28).

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