Food processor

Abstract

A food processor comprises a food processor body, a top cover, a cover body, a sealing ring, a movable locking fastener, a driving gear and a rotary knob, a radial plate body is in sliding fit with a top plate of the cover body, a guide limiting column is matched with a guide limiting hole, and the driving gear is in sliding fit with the top plate of the cover body and meshed with a rack; the top cover and the cover body are buckled and fixed, and the lower end of the containing cavity is inserted into a counter bore of the cover body. The pressure valve is arranged in the containing cavity, the valve seat is attached to a bottom plate of the containing cavity, the axial connecting plate is connected with the connecting seat through the receding hole, and the guide limiting plate is in sliding fit with the guide limiting hole. The sealing ring is arranged in the cover main body, the cover main body is buckled with an upper opening of the food processor main body, the sealing ring is sealed with the upper end of the food processor main body, and the angular buckle plate is locked with the upper end of the food processor main body. The cover can be locked with the cup body, the cover is prevented from being separated from the cup body, and locking and unlocking are convenient.

Description

Technical Field

[0001] The utility model relates to a cooking machine. Background Art

[0002] The current existing technology, Chinese patent 201921794858.4, an integrated heating food processor, includes a body and a stirring assembly arranged in the body, the body includes a shell and an upper cover, the stirring assembly includes a container, a stirring blade and a motor, the container is arranged in the shell with an upper opening, the stirring blade is arranged in the inner cavity of the container, the motor is arranged at the bottom of the container, and its output end is connected to the stirring blade. A heating element is arranged at the bottom of the container, and the upper cover can open or seal the upper opening of the container. The upper cover is provided with an air nozzle, and the air nozzle has a plurality of steam outlet holes connected to the inner cavity of the container. The problem is that the upper cover and the cup body are not firmly connected. Utility Model Content

[0003] The utility model aims to provide a food processor, which has the characteristics of firm connection between the cover and the cup body and convenient locking and unlocking.

[0004] The utility model is implemented as follows: a food processor, which is special in that it includes a food processor body, a top cover, a cover body, a sealing ring, a dynamic locking fastener, a driving gear and a knob,

[0005] The top cover includes an upper opening accommodating cavity, a clearance hole and a guide limit hole, and the accommodating cavity extends toward the lower surface of the top cover;

[0006] The cover body includes a countersunk hole and two pairs of guide limit columns arranged on the top plate;

[0007] The dynamic locking fastener comprises a radial plate body, a pair of guide limit holes arranged in the radial plate body, a rack arranged at one end and an angular buckle plate;

[0008] The knob is hollow with a lower opening, and includes two connecting seats and two guide limit plates arranged in the lower end, and the guide limit plates and the connecting seats are arranged alternately;

[0009] The driving gear includes a central air-avoiding hole and an axial connecting plate arranged on the central air-avoiding hole;

[0010] The radial plate body is slidably matched with the top plate of the cover body, the guide limit column is matched with the guide limit hole, the driving gear is slidably matched with the top plate of the cover body and meshes with the rack; the top cover is buckled and fixed with the cover body, and the lower end of the accommodating cavity is inserted into the countersunk hole of the cover body; the pressure valve is arranged in the accommodating cavity, the valve seat is fitted with the bottom plate of the accommodating cavity, the axial connecting plate is connected through the air avoidance hole and the connecting seat, and the guide limit plate is slidably matched with the guide limit hole; the sealing ring is arranged in the cover body, the cover body is buckled with the opening on the food processor body, the sealing ring is sealed with the upper end of the food processor body, and the angular buckle plate is locked with the upper end of the food processor body.

[0011] Preferably: the connecting seat is hollow and provided with a locking tongue;

[0012] The axial connecting plate is provided with a locking tongue hole; the axial connecting plate is inserted into the connecting seat, and the locking tongue is locked with the locking tongue hole.

[0013] Preferably: a circumferential avoidance hole is provided at the portion of the knob opposite to the connecting seat, a circular arc elastic plate is provided in the circumferential avoidance hole, and a positioning block is provided at the suspended end of the circular arc elastic plate;

[0014] The accommodating cavity is provided with two positioning grooves, and the positioning block is slidably matched with the accommodating cavity and positioned with the positioning grooves.

[0015] Preferably: further comprising a pressure valve;

[0016] The knob also has an upper opening, a top cover waist-shaped hole is provided on the bottom plate of the accommodating cavity, and a cover waist-shaped hole is provided on the bottom plate of the countersunk hole of the cover body;

[0017] The lower end of the exhaust column of the pressure valve passes through the waist-shaped hole of the top cover and the waist-shaped hole of the cover and is screwed with the nut; the knob is located in the gap between the pressure valve and the accommodating cavity.

[0018] Preferably: the pressure valve comprises a valve seat, the exhaust column, an exhaust valve plug, a transmission member, a valve cover, a driving pressure relief spring and a pressure spring,

[0019] The valve seat has an upper opening, and includes a cylindrical fixed seat arranged on the bottom plate, an axial guide rail and a hook, and a limit guide rail arranged on the upper part of the outer periphery, and the gap between the two limit guide rails constitutes an axial introduction groove;

[0020] The exhaust column is hollow with upper and lower openings, including a valve core cavity and a valve core seat arranged at the upper end, an annular seat plate arranged at the lower part, a waist-shaped part and an external threaded part arranged on the waist-shaped part;

[0021] The exhaust valve plug comprises a cylindrical body with a lower opening, an outer annular groove, an exhaust hole arranged on the top plate and a valve plug;

[0022] The transmission member comprises a cylindrical body, a limit device arranged in the upper end, an annular protrusion arranged in the lower end, an axial guide groove and two axial driven teeth;

[0023] The valve cover includes an exhaust cavity, a guide hole, two arc-shaped spiral drive tooth plates, an upper axial limit block and a buckling sliding block, and the upper axial limit block and the buckling sliding block correspond to each other and there is a gap between them;

[0024] The waist-shaped part of the exhaust column extends out through the waist-shaped hole of the cylindrical fixing seat, and the cylindrical fixing seat supports the annular seat plate; the upper end of the exhaust column is inserted into the cylindrical body, and the valve plug corresponds to the valve core cavity and the valve core seat; the transmission part is sleeved on the exhaust valve plug, and the limit device extends into the outer annular groove, driving the pressure relief spring to cooperate with the limit device and the lower wall plate of the outer annular groove respectively; the pressure spring cooperates with the bottom plate of the valve seat and the lower end of the cylindrical body of the transmission part; the axial guide rail and the axial guide groove are slidably matched, and the hook is buckled and slidably matched with the annular protrusion; the upper end of the exhaust valve plug is slidably matched with the guide hole of the valve cover, the buckling sliding block is slidably matched with the limit guide rail, and the spiral drive tooth plate is meshed and slidably matched with the axial driven tooth.

[0025] Preferably: the position limiting guide rail comprises a circumferential portion and axial portions at both ends, and a locking groove is provided at one end of the circumferential portion adjacent to the axial portion;

[0026] The buckling sliding block is embedded in the locking groove.

[0027] Preferably: the limiting device is composed of a plurality of radially arc-shaped plates distributed in a circle;

[0028] The arc-shaped plate is slidably matched with the bottom plate of the outer annular groove.

[0029] Preferably: a countersunk hole is provided at the lower end of the cylindrical body of the transmission member;

[0030] The cylindrical fixing seat of the valve seat and the countersunk hole are matched in and out.

[0031] Preferably, the transmission member is made of plastic material.

[0032] Preferably, the spiral drive gear plate is right-handed.

[0033] Preferably: the bottom plate of the valve seat is provided with a pressure relief hole.

[0034] Preferably: a pressure relief gap is provided between the upper end of the exhaust valve plug and the guide hole of the valve cover.

[0035] The utility model provides a food processor. Due to the structure, the cover can be locked with the cup body to prevent the cover from being separated from the cup body, and locking and unlocking are convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 It is one of the cross-sectional views of the present utility model.

[0037] Figure 2 This is the second sectional view of the present utility model.

[0038] Figure 3 It is one of the three-dimensional exploded views of the utility model.

[0039] Figure 4 This is the second three-dimensional exploded view of the present utility model.

[0040] Figure 5 It is a three-dimensional diagram of the valve cover of the utility model.

[0041] Figure 6 It is a stereogram of the utility model.

[0042] Figure 7 This is one of the three-dimensional exploded views of the second embodiment of the utility model.

[0043] Figure 8 It is a cross-sectional view of a second embodiment of the present utility model.

[0044] Fig. 9 yes Figure 8 A-A view of.

[0045] Fig.10 yes Figure 8 B-B view.

[0046] Fig.11 This is one of the three-dimensional exploded views of the second embodiment of the utility model.

[0047] Fig.12 This is the second three-dimensional exploded view of the second embodiment of the utility model. DETAILED DESCRIPTION

[0048] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0049] In the description of the present invention, it should be noted that, 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0050] Example 1

[0051] like Figure 1 As shown, a pressure valve 1 with adjustable pressure includes a valve seat 2, an exhaust column 3, a nut 4, an exhaust valve plug 5, a transmission member 6, a valve cover 7, a driving pressure relief spring 81 and a pressure spring 82.

[0052] The valve seat 2 has an upper opening, comprises a cylindrical fixed seat 21 arranged on a bottom plate, two axial guide rails 22 and two hooks 23 arranged in the valve seat, and a limit guide rail 24 arranged on the upper part of the outer periphery, the gap between the two limit guide rails 24 constitutes an axial introduction groove 25, the two axial guide rails 22 are on a diameter line, the two hooks 23 are on a diameter line, and the axial guide rails and the hooks are arranged alternately;

[0053] The exhaust column 3 is hollow with upper and lower openings, including a valve core cavity 31 and a valve core seat 32 arranged at the upper end, an annular seat plate 33 arranged at the lower part, a waist-shaped portion 34 and an external threaded portion arranged on the waist-shaped portion 34, and the waist-shaped portion 34 is arranged on the exhaust column 33 at the lower part of the annular seat plate 33; the intersection of the upper end of the inner cavity of the exhaust column 3 and the valve core cavity 31 forms a valve core seat 32;

[0054] The exhaust valve plug 5 comprises a cylindrical body 51 with a lower opening, an outer annular groove 52, an exhaust hole 53 provided on the top plate and a valve plug 54. As a whole, the diameter of the upper part of the cylindrical body 51 is smaller than that of the lower part.

[0055] The transmission member 6 includes a cylindrical body 61, a stopper disposed in the upper end, an annular protrusion 62 disposed at the lower end, an axial guide groove 63 and two axial driven teeth 64, wherein the axial guide groove 63 is disposed on the annular protrusion 62, and the axial driven teeth 64 are disposed on the annular protrusion 62 and arranged along the height direction of the cylindrical body 61;

[0056] The valve cover 7 includes an upper opening exhaust cavity 71 provided in the upper end, a guide hole 72 provided on the bottom plate of the exhaust cavity 71, two arc-shaped spiral drive tooth plates 73 provided at the lower end of the exhaust cavity 71, an upper axial limit block 74 and a buckling sliding block 75, and the upper axial limit block 74 and the buckling sliding block 75 correspond to each other up and down and there is a gap between them;

[0057] The waist-shaped portion 34 of the exhaust column 3 passes through the waist-shaped hole of the cylindrical fixed seat 21 and extends out of the valve seat 2, and the cylindrical fixed seat 21 supports the annular seat plate 33; the upper end of the exhaust column 3 is inserted into the cylindrical body 51, and the valve plug 54 is located in the valve core cavity 31 and in the gap between the inner circumferential surface of the valve core cavity, and the valve plug 54 and the valve core seat 32 correspond; the transmission member 6 is sleeved on the exhaust valve plug 5, and the limit device extends into the outer annular groove 52, driving the upper and lower ends of the pressure relief spring 81 to separate from the limit device and the outer The lower wall plate of the annular groove 52 cooperates; the pressure spring 82 cooperates with the bottom plate of the valve seat 2 and the lower end of the cylindrical body 61 of the transmission member 6; the axial guide rail 22 and the axial guide groove 63 slide together, the hook 23 and the upper end surface of the annular protrusion 62 are buckled and slid together; the upper end of the exhaust valve plug 5 slides with the guide hole 72 of the valve cover 7, the buckling sliding block 75 slides with the limit guide rail 24, and the spiral drive tooth plate 73 meshes and slides with the upper end of the axial driven tooth 64

[0058] When the valve cover 7 and the valve seat 2 are assembled, the locking sliding block 75 enters the limiting guide rail 24 through the axial introduction groove 25 .

[0059] The limiting guide rail 24 includes a circumferential portion 241 and axial portions 242 located at both ends of the circumferential portion 241. A locking groove 243 is provided at the end of the circumferential portion 241 in the clockwise direction and adjacent to the axial portion 242.

[0060] The buckle sliding block 75 is engaged with the locking groove 243. This state is the separation state of the valve plug 54 and the valve core seat 32, that is, the low pressure state. When the valve cover 7 moves downward, the upper axial limit block 74 cooperates with the upper end of the valve seat 2 to stop, and when the valve cover 7 moves upward, the buckle sliding block 75 cooperates with the limit guide rail 24 to stop. It can also be said that the circumferential portion 241 moves up and down in the gap between the upper axial limit block 74 and the buckle sliding block 75 to prevent the two from separating.

[0061] The position limiting device is composed of a plurality of circular arc-shaped plates 65 arranged in the upper end of the cylindrical body 61 and distributed in a circular manner along the radial direction;

[0062] The arc-shaped plate 65 is slidably matched with the bottom plate of the outer annular groove 52 and is stopped with the top plate of the outer annular groove 52 . It can also be said that the arc-shaped plate 65 is slidably matched with the cylindrical body 51 in the outer annular groove 52 .

[0063] As a further improvement of the present utility model: a countersunk hole is provided at the lower end of the cylindrical body 61 of the transmission member 6;

[0064] The cylindrical fixing seat 21 of the valve seat 2 and the countersunk hole are matched in and out.

[0065] The transmission member 6 is made of plastic material.

[0066] The spiral driving gear plate 73 is clockwise.

[0067] As a further improvement of the utility model: the bottom plate of the valve seat 2 is provided with a pressure relief hole 26; there is a pressure relief gap between the upper end of the exhaust valve plug 5 and the guide hole 72 of the valve cover 7. With such a structure, the exhaust valve plug and the transmission member can move quickly to prevent the generation of negative pressure.

[0068] Figure 1 , Figure 2 , Figure 3 , Figure 6This is a view of the utility model in a low-pressure state. In the low-pressure state, the valve cover 7 is pressed down, and the locking slide block 75 leaves the locking groove 243; then, the valve cover 7 is rotated counterclockwise, the spiral drive tooth plate 73 moves relative to the axial driven tooth 64, the transmission member 6 moves downward, and the transmission member 6 drives the exhaust valve plug 5 to move downward by driving the pressure relief spring 81, and the valve plug 54 and the valve core seat 32 are sealed to enter a high-pressure state; during the rotation of the valve cover 7, the locking slide block 75 slides with the lower end surface of the circumferential portion 241; when the pressure in the cooking heater exceeds the set pressure, the steam pressure overcomes the elastic force of the driving pressure relief spring 81, the exhaust valve plug 5 moves upward, the valve plug 54 leaves the valve core seat 32, and the pressure is released through the exhaust hole 53.

[0069] Example 2

[0070] like Figure 7 As shown, a food processor includes a food processor body 9, a top cover 10, a cover body 11, a sealing ring 12, a dynamic locking fastener 13, a driving gear 14, a knob 15 and the pressure valve 1 as described above; the food processor body 9 includes a cup body 91, a motor 92, a knife assembly (not shown in the figure) and a housing 93, which is a known technology and is only briefly described.

[0071] The top cover 10 includes an upper opening accommodating cavity 101, a top cover waist-shaped hole 102 provided on the bottom plate of the accommodating cavity, a clearance hole 103 and a guide limit hole 104 provided on the bottom plate of the accommodating cavity, and the accommodating cavity 101 extends toward the lower surface of the top cover 10;

[0072] The cover body 11 includes a countersunk hole 111 provided on the top plate, a cover waist-shaped hole 112 and two pairs of guide limit posts 113;

[0073] The dynamic locking fastener 13 includes a radial plate body 131, a pair of guide limit holes 132 provided in the radial plate body 131, a rack 133 provided at one end, and an angular buckle plate 134;

[0074] The knob 15 is hollow with upper and lower openings, and includes two connecting seats 151 and two guide limit plates 152 disposed in the lower end, and the guide limit plates 152 and the connecting seats 151 are disposed alternately;

[0075] The driving gear 14 includes a central air-avoiding hole and an axial connecting plate 141 disposed on the central air-avoiding hole;

[0076] The radial plate body 131 is slidably matched with the top plate of the cover body 11, and the radial plate body 131 extends from the gap between the cover body 11 and the top cover 10 and slidably matches; the guide limit column 113 is matched with the guide limit hole 104, and the driving gear 14 is slidably matched with the top plate of the cover body 11 and meshes with the rack 133; the top cover 10 is buckled and fixed with the cover body 11, and the angular buckle plate 134 extends from the gap between the top cover 10 and the cover body 11; the lower end of the accommodating chamber 101 is inserted into the countersunk hole of the cover body 11 through the central avoidance hole of the driving gear 14; the pressure valve 1 is located in the accommodating chamber 101, and the valve seat 2 is in contact with the accommodating chamber 101. The bottom plate of the cavity 101 is fitted, and the lower end of the exhaust column 3 passes through the waist-shaped hole 102 of the top cover and the waist-shaped hole 112 of the cover and is screwed with the nut 4; the knob 15 is inserted into the gap between the pressure valve 1 and the accommodating cavity 101, the axial connecting plate 141 is connected with the connecting seat 151 through the air avoidance hole 103, the guide limit plate 152 is slidably matched with the guide limit hole 104, and the guide limit plate 152 moves and limits in the guide limit hole 104; the sealing ring 12 is arranged in the cover body 11, the cover body 11 is buckled with the opening on the food processor body, the sealing ring 12 is sealed with the upper end of the food processor body 9, and the angle buckle plate 134 is locked with the upper end of the food processor body 9;

[0077] The top cover 10 is provided with a fixed column seat 105, and the guide limit column 113 is inserted into the fixed column seat 105;

[0078] When the utility model is used, the knob 15 is rotated clockwise or counterclockwise, the driving gear 14 drives the rack 133, and the dynamic locking fastener 13 moves, so that the dynamic locking fastener 13 is locked or unlocked with the cup body of the food processor main body 6.

[0079] As a further improvement of the present utility model: the connecting seat 151 is hollow and provided with a locking tongue;

[0080] The axial connecting plate 141 is provided with a locking tongue hole; the axial connecting plate 141 is inserted into the connecting seat, and the locking tongue is locked with the locking tongue hole.

[0081] As a further improvement of the present invention: the portion of the knob 15 opposite to the connecting seat 151 is provided with a circumferential avoidance hole 153, a circular arc elastic plate 1531 is provided in the circumferential avoidance hole 153, and a positioning block 1532 is provided at the suspended end of the circular arc elastic plate;

[0082] The accommodating chamber 101 is provided with two positioning grooves 1011, and the positioning block 1532 is slidably matched with the accommodating chamber 101 and positioned with the positioning grooves 1011. The positioning grooves 1011 are used for the locking state of the angle gusset plate 134 and the electric heater body 9, and the other is used for the separation state of the angle gusset plate 134 and the electric heater body 9.

[0083] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A food processor, characterized in that: It includes a food processor body, a top cover, a cover body, a sealing ring, a dynamic locking fastener, a driving gear and a knob. The top cover includes an upper opening accommodating cavity, a clearance hole and a guide limit hole, and the accommodating cavity extends toward the lower surface of the top cover; The cover body includes a countersunk hole and two pairs of guide limit columns arranged on the top plate; The dynamic locking fastener comprises a radial plate body, a pair of guide limit holes arranged in the radial plate body, a rack arranged at one end and an angular buckle plate; The knob is hollow with a lower opening, and includes two connecting seats and two guide limit plates arranged in the lower end, and the guide limit plates and the connecting seats are arranged alternately; The driving gear includes a central air-avoiding hole and an axial connecting plate arranged on the central air-avoiding hole; The radial plate body is slidably matched with the top plate of the cover body, the guide limit column is matched with the guide limit hole, the driving gear is slidably matched with the top plate of the cover body and meshes with the rack; the top cover is buckled and fixed with the cover body, and the lower end of the accommodating cavity is inserted into the countersunk hole of the cover body; the pressure valve is arranged in the accommodating cavity, the valve seat is fitted with the bottom plate of the accommodating cavity, the axial connecting plate is connected through the air avoidance hole and the connecting seat, and the guide limit plate is slidably matched with the guide limit hole; the sealing ring is arranged in the cover body, the cover body is buckled with the opening on the food processor body, the sealing ring is sealed with the upper end of the food processor body, and the angular buckle plate is locked with the upper end of the food processor body.

2. A food processor according to claim 1, characterized in that: The connecting seat is hollow and provided with a locking tongue; The axial connecting plate is provided with a locking tongue hole; the axial connecting plate is inserted into the connecting seat, and the locking tongue is locked with the locking tongue hole.

3. A food processor according to claim 1, characterized in that: The part of the knob opposite to the connecting seat is provided with a circumferential avoidance hole, a circular arc elastic plate is provided in the circumferential avoidance hole, and a positioning block is provided at the suspended end of the circular arc elastic plate; The accommodating cavity is provided with two positioning grooves, and the positioning block is slidably matched with the accommodating cavity and positioned with the positioning grooves.

4. A food processor according to claim 1, 2 or 3, characterized in that: Also included is a pressure valve; The knob also has an upper opening, a top cover waist-shaped hole is provided on the bottom plate of the accommodating cavity, and a cover waist-shaped hole is provided on the bottom plate of the countersunk hole of the cover body; The lower end of the exhaust column of the pressure valve passes through the waist-shaped hole of the top cover and the waist-shaped hole of the cover and is screwed with the nut; the knob is located in the gap between the pressure valve and the accommodating cavity.

5. A food processor according to claim 4, characterized in that: The pressure valve comprises a valve seat, an exhaust column, an exhaust valve plug, a transmission member, a valve cover, a driving pressure relief spring and a pressure spring. The valve seat has an upper opening, and includes a cylindrical fixed seat arranged on the bottom plate, an axial guide rail and a hook, and a limit guide rail arranged on the upper part of the outer periphery, and the gap between the two limit guide rails constitutes an axial introduction groove; The exhaust column is hollow with upper and lower openings, including a valve core cavity and a valve core seat arranged at the upper end, an annular seat plate arranged at the lower part, a waist-shaped part and an external threaded part arranged on the waist-shaped part; The exhaust valve plug comprises a cylindrical body with a lower opening, an outer annular groove, an exhaust hole arranged on the top plate and a valve plug; The transmission member comprises a cylindrical body, a limit device arranged in the upper end, an annular protrusion arranged in the lower end, an axial guide groove and two axial driven teeth; The valve cover includes an exhaust cavity, a guide hole, two arc-shaped spiral drive tooth plates, an upper axial limit block and a buckling sliding block, and the upper axial limit block and the buckling sliding block correspond to each other and there is a gap between them; The waist-shaped part of the exhaust column extends out through the waist-shaped hole of the cylindrical fixing seat, and the cylindrical fixing seat supports the annular seat plate; the upper end of the exhaust column is inserted into the cylindrical body, and the valve plug corresponds to the valve core cavity and the valve core seat; the transmission part is sleeved on the exhaust valve plug, and the limit device extends into the outer annular groove, driving the pressure relief spring to cooperate with the limit device and the lower wall plate of the outer annular groove respectively; the pressure spring cooperates with the bottom plate of the valve seat and the lower end of the cylindrical body of the transmission part; the axial guide rail and the axial guide groove are slidably matched, and the hook is buckled and slidably matched with the annular protrusion; the upper end of the exhaust valve plug is slidably matched with the guide hole of the valve cover, the buckling sliding block is slidably matched with the limit guide rail, and the spiral drive tooth plate is meshed and slidably matched with the axial driven tooth.

6. A food processor according to claim 5, characterized in that: The position limiting guide rail comprises a circumferential portion and axial portions at both ends, and a locking groove is provided at one end of the circumferential portion adjacent to the axial portion; The buckling sliding block is embedded in the locking groove.

7. A food processor according to claim 5, characterized in that: The limiting device is composed of a plurality of circular arc-shaped plates distributed in a circular shape along the radial direction; The arc-shaped plate is slidably matched with the bottom plate of the outer annular groove.

8. A food processor according to claim 5, characterized in that: A countersunk hole is provided at the lower end of the cylindrical body of the transmission member; The cylindrical fixing seat of the valve seat and the countersunk hole are matched in and out.

9. A food processor according to claim 5, characterized in that: The transmission member is made of plastic material.

10. The food processor according to claim 5, characterized in that: The spiral drive gear plate rotates right-handed.

Images