A triple grinding mechanism for a garbage disposer

Abstract

The present invention discloses a triple grinding mechanism of a garbage disposer, comprising an upper grinding cavity, a grinding and cutting unit and a lower grinding cavity, wherein the upper grinding cavity is arranged at the upper end of the lower grinding cavity and is fixedly connected thereto by connecting bolts, the upper end of the grinding and cutting unit is sleeved on the inner end of the upper grinding cavity, and the bottom end of the grinding and cutting unit is clamped on the inner end of the lower grinding cavity; the grinding and cutting unit comprises a triple grinding cutter disc assembly, a triple grinding gear ring assembly, a crushing knife assembly and a cutting knife, and the triple grinding cutter disc assembly is arranged at the inner end of the triple grinding gear ring assembly, and the blade of the crushing knife assembly is inserted into the upper end of the triple grinding cutter disc assembly through a slot at the bottom end of the triple grinding cutter disc assembly, so that the fixity of the crushing knife assembly and the cutter disc assembly can be effectively improved, so that the crushing knife assembly will not loosen after long-term use, and the crushing knife assembly will not shake for a long time during use, effectively ensuring that the crushing knife will not be damaged after multiple grindings.

Description

Technical Field

[0001] The invention relates to the technical field of garbage disposal equipment, and in particular to a triple grinding mechanism of a garbage disposer. Background Art

[0002] The kitchen food waste disposer is a modern kitchen appliance installed under the kitchen sink and connected to the drain pipe. The cutter disc is driven by an AC or DC motor, and the centrifugal force is used to crush the food waste in the crushing chamber and discharge it into the sewer. With the development and progress of science and technology, more and more ordinary families are using garbage disposers. The grinding mechanism structure design of existing garbage disposers is unreasonable. The crushing knife assembly is usually directly installed on the upper end of the cutter disc assembly, resulting in poor fixation and rigidity of the crushing knife assembly. After long-term use, the crushing knife assembly is prone to loosening. After long-term shaking during use, the crushing knife assembly is prone to damage after multiple grindings, affecting its service life. When hard materials such as bones enter the grinding gear ring or the grinding cutter disc, the grinding gear ring and the grinding cutter disc need to be ground for a long time, and the grinding is not fine enough, which can easily cause the cutter disc to get stuck and blocked, affecting the overall use. Summary of the invention

[0003] The problem to be solved by the present invention is to provide a triple grinding mechanism for a garbage disposer, which can effectively improve the fixation of the crushing knife assembly and the cutter disc assembly by inserting the blade of the crushing knife assembly from the slot at the bottom end of the triple grinding cutter disc assembly to the upper end of the triple grinding cutter disc assembly, so that the crushing knife assembly will not loosen easily after long-term use, and the crushing knife assembly will not shake for a long time during use, effectively ensuring that the crushing knife will not be damaged after multiple grindings.

[0004] In order to solve the above problems, the present invention provides a triple grinding mechanism for a garbage disposer, including a grinding upper cavity, a grinding and cutting unit and a grinding lower cavity, wherein the grinding upper cavity is arranged at the upper end of the grinding lower cavity and is fixedly connected thereto by connecting bolts, the upper end of the grinding and cutting unit is sleeved on the inner end of the grinding upper cavity, and the bottom end of the grinding and cutting unit is clamped on the inner end of the grinding lower cavity; the characteristic is that the grinding and cutting unit includes a triple grinding cutter disc assembly, a triple grinding gear ring assembly, a crushing knife assembly, and a cutting knife, and the triple grinding cutter disc assembly is arranged on a triple grinding cutter disc assembly. The inner end of the heavy grinding ring gear assembly, the crushing knife assembly is rotatably sleeved on the motor drive shaft and is arranged on the upper end of the triple grinding cutter disc assembly, the cutting knife is rotatably sleeved on the motor drive shaft and is arranged on the bottom end of the triple grinding cutter disc assembly, the crushing knife assembly includes a fixed seat and a blade fixed on the fixed seat at the bottom, the blade is inserted into the upper end of the triple grinding cutter disc assembly through a slot at the bottom end of the triple grinding cutter disc assembly, a fixed shaft hole is provided in the center of the fixed seat, the motor drive shaft passes through the triple grinding cutter disc assembly and is movably hinged to the upper end of the fixed shaft hole through a fixing piece.

[0005] Preferably, the triple grinding cutter disc assembly comprises a crushing cutter head component, a mounting hole, a fixing component and a cutter disc component, the mounting hole is provided with a fixing component, and the cutter disc component and the crushing cutter head component are fixedly connected via the fixing component; the crushing cutter head component comprises two parts, including a grinding step portion and a grinding tooth block portion, the grinding tooth block portion is arranged in a positioning groove of the grinding step portion, the edges and corners of the grinding step portion are all raised prismatic structures, the side end of the grinding tooth block portion is provided with a first grinding protrusion, the cutter disc component comprises a cutter disc and a second grinding protrusion, and the second grinding protrusion is provided at the outer edge of the cutter disc.

[0006] Preferably, the triple grinding gear ring assembly comprises a grinding gear ring body and a triple grinding assembly, the inner wall of the grinding gear ring body is fixedly provided with a triple grinding assembly, the triple grinding assembly comprises four parts, one end of which is provided with a rectangular positioning portion, one end of the rectangular positioning portion is arranged in a close fit with the grinding gear ring body, the other end of the rectangular positioning portion is provided with at least one group of parallel grinding protrusions, the bottom end of the grinding protrusion is provided with a trapezoidal grinding portion, the grinding protrusion is arranged parallel to the trapezoidal grinding portion, and grinding cavity grooves are provided between the grinding protrusions and between the trapezoidal grinding portions and the grinding protrusions.

[0007] Preferably, at least two fixing components are provided, and the grinding step portion and the grinding tooth block portion are fixedly connected to the cutter disc component via the fixing components respectively.

[0008] Preferably, the triple grinding disc assembly is arranged at the inner end of the grinding gear ring body, and the triple grinding disc assembly is arranged at the lower end of the trapezoidal grinding part.

[0009] Preferably, the grinding gear ring body is configured as two parts, an upper grinding gear cavity is provided at the upper end thereof, and a lower grinding gear cavity is fixedly provided at the lower end of the upper grinding gear cavity.

[0010] Preferably, the grinding upper tooth cavity is provided with a grinding hole and a grinding block.

[0011] Preferably, the cutting blades are provided in at least one group and are arranged in a mirror image.

[0012] The above structure has the following beneficial effects:

[0013] The crushing knife assembly of the present invention comprises a fixing seat and a blade fixed on the fixing seat at the bottom, the blade is inserted into the upper end of the triple grinding knife disc assembly through a slot at the bottom end of the triple grinding knife disc assembly, a fixed shaft hole is provided in the center of the fixing seat, the motor drive shaft passes through the triple grinding knife disc assembly and is movably hinged to the upper end of the fixed shaft hole through a fixing piece, and the blade of the crushing knife assembly is inserted into the upper end of the triple grinding knife disc assembly through the slot at the bottom end of the triple grinding knife disc assembly, which can effectively improve the fixation of the crushing knife assembly and the knife disc assembly, so that the crushing knife assembly will not loosen easily after long-term use, and the crushing knife assembly will not shake for a long time during use, effectively ensuring that the crushing knife will not be damaged after multiple grindings.

[0014] The triple grinding gear ring assembly of the present invention comprises a grinding gear ring body and a triple grinding assembly, wherein the inner wall of the grinding gear ring body is fixedly provided with a triple grinding assembly, and the triple grinding assembly comprises four parts, one end of which is provided with a rectangular positioning portion, one end of the rectangular positioning portion is arranged in a close fit with the grinding gear ring body, and the other end of the rectangular positioning portion is provided with at least one group of parallel grinding protrusion portions, a trapezoidal grinding portion is provided at the bottom end of the grinding protrusion portion, the grinding protrusion portion and the trapezoidal grinding portion are arranged in parallel, and grinding cavities are provided between the grinding protrusion portions and between the trapezoidal grinding portions and the grinding protrusion portions, and hard objects can be triple ground by the grinding protrusion portion, which can greatly improve the grinding efficiency of the grinding gear ring, greatly shorten the grinding time, and at the same time can grind the hard objects more finely, greatly reduce the risk of the cutter disc getting stuck, and ensure the operation of the overall structure.

[0015] The crushing cutter head component of the present invention is provided with two parts, including a grinding step portion and a grinding tooth block portion, the grinding tooth block portion is arranged in the positioning groove of the grinding step portion, the edges and corners of the grinding step portion are all raised prism-like structures, the raised prism-like structures can increase the contact point surface between the grinding step portion and the hard garbage, so that the crushing cutter head can grind the hard garbage more finely, the side end of the grinding tooth block portion is provided with a grinding protrusion, the grinding protrusion can grind the hard garbage again, and further improve the fineness of grinding the hard garbage, the blade component includes a blade and a grinding protrusion, the outer edge of the blade is provided with a grinding protrusion, the grinding protrusion is used in conjunction with the trapezoidal grinding portion at the bottom of the grinding gear ring, and the hard garbage is ground again, which can further improve the grinding efficiency of the blade assembly, and at the same time can further grind the hard objects more finely. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the triple grinding mechanism of the garbage disposer of the present invention.

[0017] Figure 2 It is a front view of the triple grinding mechanism of the garbage disposer of the present invention.

[0018] Figure 3 It is a schematic diagram of the structure of the triple grinding disc assembly.

[0019] Figure 4 A top view of the triple grinding disc assembly.

[0020] Figure 5 It is a schematic diagram of the structure of the triple ground gear ring assembly.

[0021] Figure 6 Schematic diagram of the structure of the triple grinding assembly.

[0022] Figure 7 for Figure 5 A schematic diagram of the internal structure of another embodiment.

[0023] In the figure: 1-grinding upper cavity, 2-grinding cutting unit, 201-triple grinding blade assembly, 201-1 crushing blade head component, 201-2 mounting hole, 201-3 fixing component, 201-4 blade component, 201-5 grinding step portion, 201-6 grinding tooth block portion, 201-7 positioning groove, 201-8 first grinding protrusion, 201-9 blade, 201-10 second grinding protrusion, 202-triple grinding gear ring assembly, 202-1 grinding gear ring body body, 202-2 triple grinding assembly, 202-3 rectangular positioning portion, 202-4 grinding protrusion, 202-5 trapezoidal grinding portion, 202-6 grinding cavity groove, 202-7 grinding upper tooth cavity, 202-8 grinding lower tooth cavity, 202-9 grinding hole, 202-10 grinding block, 203-crushing knife assembly, 203-1 fixed seat, 203-2 blade, 203-3 fixed shaft hole, 204-cutting knife, 205-motor drive shaft, 3-grinding lower cavity. DETAILED DESCRIPTION

[0024] The present invention will be further explained below in conjunction with the accompanying drawings and embodiments.

[0025] Embodiment 1: A triple grinding mechanism of a garbage disposer, comprising a grinding upper cavity 1, a grinding and cutting unit 2 and a grinding lower cavity 3, wherein the grinding upper cavity 1 is arranged at the upper end of the grinding lower cavity 3 and is fixedly connected thereto by connecting bolts, the upper end of the grinding and cutting unit 2 is sleeved on the inner end of the grinding upper cavity 1, and the bottom end of the grinding and cutting unit 2 is clamped on the inner end of the grinding lower cavity 3; the grinding and cutting unit 2 comprises a triple grinding cutter disc assembly 201, a triple grinding gear ring assembly 202, a crushing knife assembly 203, and a cutting knife 204, wherein the triple grinding cutter disc assembly 201 is arranged at the inner end of the triple grinding gear ring assembly 202, the crushing knife assembly 203 is rotatably sleeved on the motor drive shaft 205 and is arranged at the triple grinding cutter disc assembly 201, and the crushing knife assembly 203 is rotatably sleeved on the motor drive shaft 205 and is arranged at the triple grinding cutter disc assembly 201. The upper end of the grinding cutter disc assembly 201, the cutting knife 204 is rotatably sleeved on the motor drive shaft 205 and is arranged at the bottom of the triple grinding cutter disc assembly 201, the cutting knife 204 is provided with at least one group and is arranged in a mirror image, the crushing knife assembly 203 includes a fixed seat 203-1 and a blade 203-2 fixed at the bottom on the fixed seat 203-1, the blade 203-2 is inserted into the upper end of the triple grinding cutter disc assembly 201 through a slot at the bottom end of the triple grinding cutter disc assembly 201, a fixed shaft hole 203-3 is provided in the center of the fixed seat 203-1, the motor drive shaft 205 passes through the triple grinding cutter disc assembly 201 and is movably hinged to the upper end of the fixed shaft hole 203-3 through a fixing member.

[0026] Embodiment 2: The triple grinding blade assembly 201 includes a crushing blade head component 201-1, a mounting hole 201-2, a fixing component 201-3 and a blade head component 201-4. The fixing component 201-3 is provided at the mounting hole 201-2, and the blade head component 201-4 is fixedly connected to the crushing blade head component 201-1 through the fixing component 201-3; the crushing blade head component 201-1 is provided with two parts, including a grinding step portion 201-5 and a grinding tooth block portion 201- 6. The grinding tooth block portion 201-6 is arranged in the positioning groove 201-7 of the grinding step portion 201-5. The corners of the grinding step portion 201-5 are all raised prism structures. The side end of the grinding tooth block portion 201-6 is provided with a first grinding protrusion 201-8. The cutter disc component 201-4 includes a cutter disc 201-9 and a second grinding protrusion 201-10. The second grinding protrusion 201-10 is provided at the outer edge of the cutter disc. The rest of the technical scheme is the same as that of Example 1.

[0027] Embodiment 3: The triple grinding gear ring assembly 202 includes a grinding gear ring body 202-1 and a triple grinding assembly 202-2. The inner wall of the grinding gear ring body 202-1 is fixedly provided with a triple grinding assembly 202-2. The triple grinding assembly 202-2 includes four parts, one end of which is provided with a rectangular positioning portion 202-3. One end of the rectangular positioning portion 202-3 is arranged in a close fit with the grinding gear ring body 202-1. The other end of the rectangular positioning portion 202-3 is provided with at least one group of parallel grinding protrusions 202-4. The bottom end of the grinding protrusion 202-4 is provided with a trapezoidal grinding portion 202-5. The grinding protrusion 202-4 is arranged parallel to the trapezoidal grinding portion 202-5. A grinding cavity groove 202-6 is provided between the grinding protrusions 202-4 and between the trapezoidal grinding portion 202-5 and the grinding protrusion 202-4. The rest of the technical scheme is the same as that of Embodiment 1 or 2.

[0028] Embodiment 4: There are at least two fixing components 201-3, and the grinding step portion 201-5 and the grinding tooth block portion 201-6 are fixedly connected to the cutter disc component 201-4 through the fixing components 201-3 respectively. The rest of the technical scheme is the same as that of Embodiment 1, 2 or 3.

[0029] Embodiment 5: The triple grinding blade assembly 201 is arranged at the inner end of the grinding gear ring body 202-1, and the triple grinding blade assembly 201 is arranged at the lower end of the trapezoidal grinding part 202-5. The rest of the technical scheme is the same as that of embodiment 1, 2, 3 or 4.

[0030] Embodiment 6: The grinding gear ring body 202-1 is configured as two parts, an upper grinding tooth cavity 202-7 is provided at its upper end, a lower grinding tooth cavity 202-8 is fixedly provided at the lower end of the upper grinding tooth cavity 202-7, a grinding hole 202-9 and a grinding block 202-10 are provided on the upper grinding tooth cavity 202-7, and the rest of the technical solutions are the same as those of Embodiment 1, 2, 3 or 4.

[0031] In order to facilitate understanding of the above technical solutions of the present invention, the above technical solutions of the present invention are described in detail below through specific usage methods.

[0032] The specific working process is as follows: the garbage enters the grinding and cutting unit 2 through the upper cavity opening at the upper end of the grinding upper cavity 1, and the motor drive shaft 205 of the grinding and cutting unit 2 drives the cutter disc 201-9 of the triple grinding cutter disc assembly 201 to rotate, thereby driving the grinding step portion 201-5 and the grinding tooth block portion 201-6 of the crushing cutter head component 201-1 to grind the garbage for the first time, and the blade 203 of the crushing knife assembly 203 grinds the garbage again, and the centrifugal force of the rotation of the cutter disc 201-9 will The food waste in the triple grinding gear ring assembly 202 is ground by the grinding protrusion 202-4, the trapezoidal grinding portion 202-5 and the grinding cavity groove 202-6 of the triple grinding assembly 202-2 to grind the hard food waste. At the same time, the grinding protrusion 201-10 of the blade 201-9 is used in conjunction with the trapezoidal grinding portion 202-5 at the bottom of the grinding gear ring body 202-1 to perform triple grinding on the hard waste, so that the fineness and uniformity of the grinding of the food waste are excellent.

[0033] In the description of the present invention, it should be noted that the terms "upper", "lower", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present invention. Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0034] It should be noted that, in the present invention, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0035] The above description is only a specific embodiment of the present invention, so that those skilled in the art can understand or implement the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but should conform to the widest scope consistent with the principles and novel features invented herein.

Claims

1. A triple grinding mechanism for a garbage disposer, comprising an upper grinding chamber (1), a grinding and cutting unit (2) and a lower grinding chamber (3), wherein the upper grinding chamber (1) is arranged at the upper end of the lower grinding chamber (3) and is fixedly connected thereto by connecting bolts, the upper end of the grinding and cutting unit (2) is sleeved on the inner end of the upper grinding chamber (1), and the bottom end of the grinding and cutting unit (2) is clamped on the inner end of the lower grinding chamber (3); the characteristics are: The grinding and cutting unit (2) comprises a triple grinding blade disc assembly (201), a triple grinding gear ring assembly (202), a crushing blade assembly (203), and a cutting blade (204); the triple grinding blade disc assembly (201) is arranged at the inner end of the triple grinding gear ring assembly (202); the crushing blade assembly (203) is rotatably sleeved on the motor drive shaft (205) and arranged at the upper end of the triple grinding blade disc assembly (201); and the cutting blade (204) is rotatably sleeved on the motor drive shaft (205) and arranged at the bottom of the triple grinding blade disc assembly (201). The crushing blade assembly (203) comprises a fixing seat (203-1) and a blade (203-2) fixedly mounted on the fixing seat (203-1) at the bottom, the blade (203-2) being inserted into the upper end of the triple grinding blade assembly (201) via a slot at the bottom end of the triple grinding blade assembly (201), a fixing shaft hole (203-3) being provided at the center of the fixing seat (203-1), and the motor drive shaft (205) passing through the triple grinding blade assembly (201) and being movably hinged to the upper end of the fixing shaft hole (203-3) via a fixing piece; The triple grinding blade disc assembly (201) comprises a crushing blade head component (201-1), a mounting hole (201-2), a fixing component (201-3) and a blade disc component (201-4); the fixing component (201-3) is provided at the mounting hole (201-2); the blade disc component (201-4) is fixedly connected to the crushing blade head component (201-1) via the fixing component (201-3); the crushing blade head component (201-1) comprises two parts, including a grinding step portion (201-5) and a grinding step portion (201-6). A tooth block portion (201-6), the grinding tooth block portion (201-6) is arranged in a positioning groove (201-7) of a grinding step portion (201-5), the corners of the grinding step portion (201-5) are all convex prism-type structures, a first grinding protrusion (201-8) is arranged at a side end of the grinding tooth block portion (201-6), the cutter disc component (201-4) comprises a cutter disc (201-9) and a second grinding protrusion (201-10), and the second grinding protrusion (201-10) is arranged at an outer edge of the cutter disc; The triple grinding gear ring assembly (202) comprises a grinding gear ring body (202-1) and a triple grinding assembly (202-2). The inner wall of the grinding gear ring body (202-1) is fixedly provided with the triple grinding assembly (202-2). The triple grinding assembly (202-2) comprises four parts, one end of which is provided with a rectangular positioning portion (202-3). One end of the rectangular positioning portion (202-3) is arranged in a close fit with the grinding gear ring body (202-1). The other end of the positioning portion (202-3) is provided with at least one group of parallel grinding protrusions (202-4), the bottom end of the grinding protrusions (202-4) is provided with a trapezoidal grinding portion (202-5), the grinding protrusions (202-4) and the trapezoidal grinding portion (202-5) are arranged in parallel, and grinding cavity grooves (202-6) are provided between the grinding protrusions (202-4) and between the trapezoidal grinding portion (202-5) and the grinding protrusions (202-4); The triple grinding blade assembly (201) is arranged at the inner end of the grinding gear ring body (202-1), and the triple grinding blade assembly (201) is arranged at the lower end of the trapezoidal grinding portion (202-5).

2. The triple grinding mechanism of the garbage disposer according to claim 1, characterized in that: At least two fixing components (201-3) are provided, and the grinding step portion (201-5) and the grinding tooth block portion (201-6) are respectively fixedly connected to the cutter head component (201-4) through the fixing components (201-3).

3. The triple grinding mechanism of the garbage disposer according to claim 1, characterized in that: The grinding gear ring body (202-1) is configured as two parts, an upper grinding gear chamber (202-7) being provided at the upper end thereof, and a lower grinding gear chamber (202-8) being fixedly provided at the lower end of the upper grinding gear chamber (202-7).

4. The triple grinding mechanism of the garbage disposer according to claim 3, characterized in that: The grinding upper tooth cavity (202-7) is provided with a grinding hole (202-9) and a grinding block (202-10).

5. The triple grinding mechanism of the garbage disposer according to claim 1, characterized in that: The cutting knives (204) are provided in at least one group and are arranged in a mirror image.

Images