Liquid stirring and sealing device

Abstract

The invention relates to the technical field of stirring electric appliances, in particular to a liquid stirring and sealing device, which comprises a box cover module, a liquid stirring module and a sealing module, the driving assembly comprises a driving piece installation assembly arranged in the center area of the screw cap, a driving piece arranged in the driving piece installation assembly, a sealing rod connected with the bottom of the driving piece installation assembly in a sealed mode and a driving piece rotation lengthening rod arranged in the sealing rod. The driving end of the driving piece is fixedly connected with the driving piece rotating lengthening rod; the rotating assembly comprises a magnet fixing seat assembly fixedly connected with the rotating extension rod of the driving part and a stirring disc arranged on the periphery of the sealing rod in a sleeving mode and at the position corresponding to the magnet fixing seat, and the stirring disc is magnetically connected with the magnet fixing seat; the driving piece drives the driving piece rotating lengthening rod to rotate so as to drive the magnet fixing base assembly to rotate, and the magnet fixing base assembly rotates so as to drive the stirring disc arranged on the periphery of the sealing rod to rotate.

Description

Technical Field

[0001] The present invention relates to the technical field of stirring electrical appliances, in particular to a liquid stirring sealing device. Background Art

[0002] Existing cups with stirring mechanisms mainly include the following two types: 1) The stirring shaft is located at the bottom of the cup, with a raised structure on the bottom of the cup. The stirring disc is placed on the raised structure and rotates. The stirring disc is manually removed and placed. The mouth of the cup is large, making the bottom of the cup inconvenient to clean. 2) The stirring shaft is placed at the top, and the rotating motor is placed below the cup. In this structure, the stirring disc is divided into two parts: an upper stirring disc and a lower stirring disc. The lower stirring disc is connected to the upper stirring disc by a screw buckle and is fixed to the upper stirring disc. The upper part is fixed to the cup lid and cannot be disassembled. The rotating part and the shaft cannot be separated. Because the rotating part of the upper stirring disc cannot be disassembled, there is a gap, and the liquid is trapped in it and cannot be thoroughly cleaned, posing a food safety risk. Only the lower part or part can be disassembled, which makes the structure complicated and inconvenient to clean. Summary of the Invention

[0003] The purpose of the present invention is to solve the shortcomings of the prior art and provide a liquid stirring sealing device, comprising: The box cover module comprises a box cover body, a screw cap fixedly connected to the bottom of the box cover body, a box mouth assembly arranged on the outer wall of the box cover body, and a cup body assembly rotatably connected to the screw cap; The driving assembly includes a driving member mounting assembly provided in the central area of the rotary cap, a driving member disposed in the driving member mounting assembly, a sealing rod sealingly connected to the bottom of the driving member mounting assembly, and a driving member rotating extension rod provided in the sealing rod; the driving end of the driving member is fixedly connected to the driving member rotating extension rod; The rotating assembly includes a magnet fixing seat assembly fixedly connected to the rotating extension rod of the driving member, a stirring plate sleeved on the outer periphery of the sealing rod at a position corresponding to the magnet fixing seat, and the stirring plate is magnetically connected to the magnet fixing seat; The driving member drives the driving member rotation extension rod to rotate to drive the magnet fixing seat assembly to rotate, and the magnet fixing seat assembly rotates to drive the stirring disk configured on the periphery of the sealing rod to rotate.

[0004] Furthermore, the driver mounting assembly includes a driver mounting base and a driver mounting cover disposed above the driver mounting base; The center of the rotary cover is recessed downward to form an inverted stepped structure, which is the driver mounting base. The driver is a motor disposed in the driver mounting base, and the driver mounting cover is disposed above the motor and fixedly connected to the driver mounting base via screws.

[0005] Furthermore, the sealing rod passes through the lower end surface of the driver mounting base and abuts against the lower end surface of the driver, and the sealing rod is located between the outer wall of the driver mounting base and the inner wall of the driver mounting base and is fixed and sealed by glue; The sealing rod is made of stainless steel, and the end of the sealing rod not connected to the rotary cover is a closed arc surface.

[0006] Furthermore, a bearing is provided in the inner cavity of the sealing rod, and the end of the driving member rotation extension rod not connected to the driving member is rotatably connected to the bearing.

[0007] Furthermore, the magnet fixing seat assembly includes an upper magnet fixing seat fixedly connected to the rotating extension rod of the driving member, a lower magnet fixing cover fixedly connected to the upper magnet fixing seat, and a rotor magnet press-fitted between the upper magnet fixing seat and the lower magnet fixing cover; the outer wall of the magnet fixing seat assembly is not connected to the inner wall of the sealing rod.

[0008] Furthermore, the windlass includes a windlass rotating structure and windlass teeth arranged around the periphery of the windlass rotating structure; a hollow groove is provided at the center of the windlass rotating structure, and the inner diameter of the hollow groove matches the outer diameter of the sealing rod; a first windlass magnet and a second windlass magnet are respectively provided at both ends of the windlass rotating structure, and the first windlass magnet and the second windlass magnet are both magnetically connected to the rotor magnet.

[0009] Furthermore, a first air pressure balancing guide tube is provided on the lower end surface of the box cover body, and a first hollow groove is provided in the inner cavity of the first air pressure balancing guide tube to communicate with the outer side of the box cover body and the inner side of the box cover body; A second air pressure balancing guide tube is provided on the rotary cover at a position corresponding to the first air pressure balancing guide tube. The inner cavity of the second air pressure balancing guide tube is provided with a second hollow groove connecting the lower end surface of the rotary cover and the outer side of the rotary cover. The outer diameter of the second air pressure balancing guide tube matches the inner diameter of the first air pressure balancing guide tube. The second air pressure balancing guide tube is inserted into the first air pressure balancing guide tube so that the lower end surface of the first air pressure balancing guide tube is tightly fitted with the rotary cover.

[0010] Furthermore, the nozzle assembly includes a nozzle bracket fixedly connected to the lid body and a nozzle cover covering the outer periphery of the nozzle bracket; A third hollow groove is provided on the nozzle assembly at a position corresponding to the second hollow groove, and a first sealing ring and a second sealing ring are provided on the periphery of the lower end surface of the nozzle assembly and the periphery of the third hollow groove respectively; An air pressure balancing channel is formed between the second hollow groove and the third hollow groove inside and outside the cup body assembly.

[0011] Furthermore, a sealing groove is provided at the bottom of the inner wall of the box cover, and a sealing platform is provided at a position of the outer wall of the screw cap corresponding to the sealing groove. The sealing platform is arranged in the sealing groove and fixedly connected by glue.

[0012] Furthermore, a third sealing ring is provided on the inner wall where the rotary cover connects to the cup body assembly.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. The sealing rod of a liquid stirring sealing device of the present invention is a fixed structure. A driving member rotating extension rod fixedly connected to a motor is provided inside the sealing rod. A magnet fixing seat assembly is provided at the bottom of the driving member rotating extension rod. A stirring plate sleeved on the periphery of the sealing rod is magnetically connected to the magnet fixing seat assembly with the sealing rod as a rotating shaft. When cleaning is required, the stirring plate magnetically connected to the magnet fixing seat assembly can be directly unplugged for independent cleaning, thereby reducing blind spots in cleaning.

[0014] 2. When using the liquid stirring and sealing device of the present invention, the stirring disc is installed and then placed in the cup body. After use, the stirring disc and the box cover module are taken out together. There is no need to reach into the cup to take out and place the stirring disc, and it is not affected by the size of the cup mouth. In addition, under this structure, the motor is placed in the screw cover, the volume of the cup body is utilized, and the weight of the cup body is reduced.

[0015] 3. The sealing rod and the rotary cover of the liquid stirring sealing device of the present invention are sealed to seal the internal motor, rotor magnet, etc. and isolate them from the liquid in the cup, thereby extending the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Various other advantages and benefits will become apparent to those skilled in the art upon reading the detailed description of the preferred embodiments below. The accompanying drawings are provided to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 This is a structural schematic diagram of a liquid stirring and sealing device of the present invention; Figure 2 This is a cross-sectional view of a liquid stirring and sealing device according to the present invention; Figure 3 This is a schematic structural diagram of a driving assembly of a liquid stirring and sealing device according to the present invention; Figure 4 This is a schematic diagram of the cooperation between a liquid stirring sealing device and a cup body assembly of the present invention; Figure 5 Schematic diagram of a rotating assembly of a liquid stirring sealing device of the present invention, wherein (a) is a schematic diagram of a magnet fixing seat assembly, and (b) is a schematic diagram of a device equipped with a stirring disk; Figure 6This is a schematic diagram of a stirring plate of a liquid stirring and sealing device of the present invention, wherein (b) and (c) are the cross-sectional view and top view of (a) respectively.

[0017] Reference numerals 1: Box cover module; 11: box cover; 12: screw cap; 13: box mouth assembly; 14: cup body assembly; 15: third sealing ring; 131: box mouth bracket; 132: box mouth cover; 133: first sealing ring; 134: second sealing ring; 2: drive components; 21: Driver mounting assembly; 22: Driver; 23: Sealing rod; 24: Driver rotation extension rod; 25: Bearing; 211: Driver mounting base; 212: Driver mounting cover; 213: Screws; 3: Rotating component; 31: Magnet fixing seat assembly; 32: Stirring plate; 311: Magnet upper fixing seat fixed; 312: Magnet lower fixing cover; 313: Rotor magnet; 321: Stirrer rotating structure; 322: Stirrer teeth; 323: First stirrer magnet; 324: Second stirrer magnet. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0019] To simplify the drawings, only the parts relevant to the present invention are schematically shown in each figure. They do not represent the actual structure of the product. Furthermore, to simplify the drawings and facilitate understanding, in some figures, only one of the components with the same structure or function is schematically depicted or labeled. As used herein, "one" not only means "only one" but also "more than one."

[0020] First embodiment See also Figure 1-6 The technical solution of a liquid stirring sealing device provided in this embodiment includes the following: The lid module 1 includes a lid body 11, a screw cap 12 fixedly connected to the bottom of the lid body 11, a spout assembly 13 provided on the outer wall of the lid body 11, and a cup body assembly 14 rotatably connected to the screw cap 12. To further ensure the seal between the screw cap 12 and the cup body assembly 14, a third sealing ring 15 is provided on the inner wall where the screw cap 12 and the cup body assembly 14 meet. The drive assembly 2 includes a drive member mounting assembly 21 disposed in the center area of the rotary cover 12, a drive member 22 disposed in the drive member mounting assembly 21, a sealing rod 23 sealingly connected to the bottom of the drive member mounting assembly 21, and a drive member rotation extension rod 24 disposed in the sealing rod 23; the driving end of the drive member 22 is fixedly connected to the drive member rotation extension rod 24; The rotating assembly 3 includes a magnet fixing seat assembly 31 fixedly connected to the driving member rotation extension rod 24, and a stirring plate 32 sleeved on the outer periphery of the sealing rod 23 at a position corresponding to the magnet fixing seat, and the stirring plate 32 is magnetically connected to the magnet fixing seat.

[0021] In the specific implementation, as shown in the attached Figure 2 As shown, from top to bottom are the box cover body 11, the screw cover 12 arranged in the inner cavity of the box cover body 11 and fixedly connected to the box cover body 11, the sealing rod 23 sealed with the bottom of the screw cover 12 and the stirring disk 32 detachably connected to the sealing cover, the frame in the central area of the screw cover 12 is the driving member mounting assembly 21, and the driving member 22 (motor) is installed in the driving member mounting assembly 21; wherein, the box cover body 11, the screw cover 12, the rotor, the sealing rod 23 and the stirring disk 32 are all coaxially arranged; the fixed connection method of the box cover body 11 and the screw cover 12 is: a sealing groove is provided at the bottom of the inner wall of the box cover body, and a sealing platform is provided on the outer wall of the screw cover 12 corresponding to the sealing groove, and the sealing platform is arranged in the sealing groove and fixedly connected by glue.

[0022] In a specific implementation, the driver mounting assembly 21 includes a driver mounting base 211 and a driver mounting cover 212 configured above the driver mounting base 211; the driver mounting base 211 is recessed downward at the center of the rotary cover 12 to form an inverted stepped structure, and the driver mounting cover 212 is configured above the motor and fixedly connected to the driver mounting base 211 by screws 213.

[0023] In a specific implementation, a male end of a magnetic connector is provided in the outer inner cavity of the rotary cover 12 , and a female end of the magnetic cover in the cup body assembly 14 is connected to output current to the motor.

[0024] In a specific implementation, the lower end face of the rotary cover 12 is sealedly connected to the outer wall of the sealing rod 23. The specific connection method is that the sealing rod 23 passes through the lower end face of the driving member mounting base 211 and abuts against the lower end face of the driving member 22. The outer wall of the driving member mounting base 211 and the inner wall of the driving member mounting base 211 are fixed and sealed by glue. Under this structure, the sealing rod 23 always remains sealed and fixed with the rotary cover 12.

[0025] The sealing rod 23 is made of stainless steel. To facilitate the disassembly and guidance of the sealing rod 23 and the stirring plate 32 , the end of the sealing rod 23 that is not connected to the rotary cover 12 is configured as a closed arc surface.

[0026] Specifically, in order to enable the driving member rotating extension rod 24 to rotate stably inside the sealing rod 23, a bearing 25 is provided below the inner cavity of the sealing rod 23, and the end of the driving member rotating extension rod 24 that is not connected to the driving member 22 is rotatably connected to the bearing 25.

[0027] The end of the driving member rotating extension rod 24 extending below the bearing 25 is fixedly connected to the magnet fixing seat assembly 31. The magnet fixing seat assembly 31 includes an upper magnet fixing seat fixedly connected to the driving member rotating extension rod 24, a lower magnet fixing cover 312 fixedly connected to the upper magnet fixing seat 311, and a rotor magnet 313 pressed into the upper magnet fixing seat and the lower magnet fixing cover 312. In order to avoid interference between the magnet fixing seat assembly 31 and the inner wall of the sealing rod 23, the outer wall of the magnet fixing seat assembly 31 needs not to be connected to the inner wall of the sealing rod 23.

[0028] Specifically, the windlass 32 includes a windlass rotating structure 321 and windlass teeth 322 arranged around the periphery of the windlass rotating structure 321; a hollow groove is provided at the center of the windlass rotating structure 321, and the inner diameter of the hollow groove matches the outer diameter of the sealing rod 23; a first windlass magnet 323 and a second windlass magnet 324 are respectively provided at both ends of the windlass rotating structure 321, and the first windlass magnet 323 and the second windlass magnet 324 are both magnetically connected to the rotor magnet 313.

[0029] In a specific implementation, in order to ensure that the stirring plate 32 can rotate smoothly, the hollow groove provided at the center of the stirring plate rotating structure 321 and the outer wall of the sealing rod 23 must be smooth and free of burrs.

[0030] In a specific implementation, in order to ensure the balance of air pressure inside and outside the cup, it is necessary to set air pressure balance adjustment channels inside and outside the cup body. The box cover 11 and the screw cap 12 are sealed by glue, so it is necessary to design a channel connecting the lower end surface of the screw cap 12 to the outer end surface of the box cover body 11. The specific setting method is as follows: a first air pressure balance guide tube is provided on the lower end surface of the box cover body 11, and the inner cavity of the first air pressure balance guide tube is provided with a first hollow groove connecting the outer side of the box cover body 11 and the inner side of the box cover body 11; A second air pressure balancing guide tube is provided on the rotary cover 12 at a position corresponding to the first air pressure balancing guide tube. The inner cavity of the second air pressure balancing guide tube is provided with a second hollow groove connecting the lower end surface of the rotary cover 12 and the outer side of the rotary cover 12. The outer diameter of the second air pressure balancing guide tube matches the inner diameter of the first air pressure balancing guide tube. The second air pressure balancing guide tube is inserted into the first air pressure balancing guide tube so that the lower end surface of the first air pressure balancing guide tube is tightly fitted with the rotary cover 12.

[0031] Specifically, the nozzle assembly 13 includes a nozzle support 131 fixedly connected to the lid body 11 and a nozzle cover 132 covering the outer periphery of the nozzle support 131; A third hollow groove is provided on the nozzle assembly 13 at a position corresponding to the second hollow groove, and a first sealing ring 133 and a second sealing ring 134 are respectively provided on the periphery of the lower end surface of the nozzle assembly 13 and the periphery of the third hollow groove; An air pressure balancing channel is formed between the second hollow groove and the third hollow groove, inside and outside the cup body assembly 14 .

[0032] In a specific implementation, the stirring working principle is as follows: the output shaft of the motor configured in the rotary cover 12 drives the driving member to rotate the extension rod 24 to rotate, thereby driving the magnet fixing seat assembly 31 to rotate, and the rotation of the magnet fixing seat assembly 31 drives the stirring plate 32 configured on the periphery of the sealing rod 23 to rotate. During the rotation process, the air pressure balance is adjusted through the second hollow groove and the third hollow groove; When the stirring is completed and needs to be cleaned, the rotary cover 12 is unscrewed, and the stirring plate 32 magnetically connected to the magnet fixing seat assembly 31 inside the sealing rod 23 is pulled out, and the sealing rod 23 and the stirring plate 32 can be cleaned separately.

[0033] Finally, it should be noted that the above are merely preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or substitute equivalents for some of the technical features. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A liquid stirring and sealing device, characterized in that: include: The box cover module comprises a box cover body, a screw cap fixedly connected to the bottom of the box cover body, a box mouth assembly arranged on the outer wall of the box cover body, and a cup body assembly rotatably connected to the screw cap; The driving assembly includes a driving member mounting assembly provided in the central area of the rotary cap, a driving member disposed in the driving member mounting assembly, a sealing rod sealingly connected to the bottom of the driving member mounting assembly, and a driving member rotating extension rod provided in the sealing rod; the driving end of the driving member is fixedly connected to the driving member rotating extension rod; The rotating assembly includes a magnet fixing seat assembly fixedly connected to the rotating extension rod of the driving member, a stirring plate sleeved on the outer periphery of the sealing rod at a position corresponding to the magnet fixing seat, and the stirring plate is magnetically connected to the magnet fixing seat; The driving member drives the driving member rotation extension rod to rotate to drive the magnet fixing seat assembly to rotate, and the magnet fixing seat assembly rotates to drive the stirring disk configured on the periphery of the sealing rod to rotate.

2. The liquid stirring and sealing device according to claim 1, characterized in that: The driver mounting assembly includes a driver mounting base and a driver mounting cover disposed above the driver mounting base; The center of the rotary cover is recessed downward to form an inverted stepped structure, which is the driver mounting base. The driver is a motor disposed in the driver mounting base, and the driver mounting cover is disposed above the motor and fixedly connected to the driver mounting base via screws.

3. The liquid stirring and sealing device according to claim 2, characterized in that: The sealing rod passes through the lower end surface of the driver mounting base and abuts against the lower end surface of the driver. The sealing rod is located between the outer wall of the driver mounting base and the inner wall of the driver mounting base, and the sealing rod is fixed and sealed by glue. The sealing rod is made of stainless steel, and the end of the sealing rod not connected to the rotary cover is a closed arc surface.

4. The liquid stirring and sealing device according to claim 1, characterized in that: A bearing is provided in the inner cavity of the sealing rod, and one end of the driving member rotation extension rod not connected to the driving member is rotatably connected to the bearing.

5. The liquid stirring and sealing device according to claim 1, characterized in that: The magnet fixing seat assembly includes an upper magnet fixing seat fixedly connected to the rotating extension rod of the driving member, a lower magnet fixing cover fixedly connected to the upper magnet fixing seat, and a rotor magnet press-fitted between the upper magnet fixing seat and the lower magnet fixing cover; the outer wall of the magnet fixing seat assembly is not connected to the inner wall of the sealing rod.

6. The liquid stirring and sealing device according to claim 5, characterized in that: The windlass includes a windlass rotating structure and windlass teeth arranged around the periphery of the windlass rotating structure; a hollow groove is provided at the center of the windlass rotating structure, and the inner diameter of the hollow groove matches the outer diameter of the sealing rod; a first windlass magnet and a second windlass magnet are respectively provided at both ends of the windlass rotating structure, and the first windlass magnet and the second windlass magnet are both magnetically connected to the rotor magnet.

7. The liquid stirring and sealing device according to claim 1, characterized in that: The lower end surface of the box cover body is provided with a first air pressure balancing guide tube, and the inner cavity of the first air pressure balancing guide tube is provided with a first hollow groove communicating with the outer side of the box cover body and the inner side of the box cover body; A second air pressure balancing guide tube is provided on the rotary cover at a position corresponding to the first air pressure balancing guide tube. The inner cavity of the second air pressure balancing guide tube is provided with a second hollow groove connecting the lower end surface of the rotary cover and the outer side of the rotary cover. The outer diameter of the second air pressure balancing guide tube matches the inner diameter of the first air pressure balancing guide tube. The second air pressure balancing guide tube is inserted into the first air pressure balancing guide tube so that the lower end surface of the first air pressure balancing guide tube is tightly fitted with the rotary cover.

8. The liquid stirring and sealing device according to claim 7, characterized in that: The nozzle assembly includes a nozzle support fixedly connected to the lid body and a nozzle cover covering the outer periphery of the nozzle support; A third hollow groove is provided on the nozzle assembly at a position corresponding to the second hollow groove, and a first sealing ring and a second sealing ring are provided on the periphery of the lower end surface of the nozzle assembly and the periphery of the third hollow groove respectively; An air pressure balancing channel is formed between the second hollow groove and the third hollow groove inside and outside the cup body assembly.

9. The liquid stirring and sealing device according to claim 1, characterized in that: A sealing groove is provided at the bottom of the inner wall of the box cover, and a sealing platform is provided at a position of the outer wall of the screw cap corresponding to the sealing groove. The sealing platform is arranged in the sealing groove and fixedly connected by glue.

10. The liquid stirring and sealing device according to claim 1, characterized in that: A third sealing ring is provided on the inner wall where the rotary cover connects to the cup body assembly.

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