CN218943061U

CN218943061U - Cooking machine that radiating effect is good

Info

Publication number: CN218943061U
Application number: CN202223095727.1U
Authority: CN
Inventors: 王旭宁; 刘超; 方舒; 王国庆
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-05-02
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a cooking machine with good heat dissipation effect, which belongs to the field of household appliances and solves the problem of poor heat dissipation effect of the cooking machine. The utility model is mainly used for ensuring that the cooking machine has better heat dissipation effect.

Description

Cooking machine that radiating effect is good

Technical Field

The utility model relates to a household appliance, in particular to a cooking machine with good heat dissipation effect.

Background

The food processor comprises a machine base and a food processing cup arranged on the machine base, wherein a motor and a control circuit board are arranged in the machine base, the control circuit board controls the motor to work, and a stirring knife is arranged in connection with the motor. In order to realize stirring food materials in cooking cup, the motor needs to output big torque, the temperature rise of motor is faster when big torque operation, and the noise is great, and also can make the temperature rise of control circuit board faster, in order to reduce the temperature of motor and control circuit board, in the prior art, be equipped with the heat dissipation passageway in the frame generally, the both ends of heat dissipation passageway are equipped with air intake and air outlet, the heat dissipation air gets into through the heat dissipation passageway from the air intake and forms the heat dissipation to motor and control circuit board, then discharge from the air outlet, for example, specification figure 1 of prior art CN201820202417.X shows, be formed with first heat dissipation wind channel and the second heat dissipation wind channel of mutual isolation in the frame casing, power strip subassembly and coil are located in the first heat dissipation wind channel, in filter plate subassembly and the second heat dissipation wind channel were located to the heat dissipation air in the first heat dissipation wind channel risees from one side of motor, and descend around the opposite side of motor to dispel the heat to the motor. However, after passing through one side of the motor, the heat dissipation air will have a certain amount of heat, resulting in poor heat dissipation effect after entering the other side of the motor.

Disclosure of Invention

The utility model aims to provide a cooking machine with good heat dissipation effect, which solves the problem of poor heat dissipation effect of the existing cooking machine and ensures that the cooking machine has good heat dissipation effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a cooking machine that radiating effect is good, includes the frame and installs cooking cup on the frame, is equipped with motor and control circuit board in the frame, and cooking cup is equipped with the stirring sword, and the motor erects the installation and drives the stirring sword and rotate, and control circuit board installs in the horizontal one side of motor, and the frame is equipped with air intake and air outlet, be equipped with the heat dissipation wind channel in the frame, the heat dissipation wind channel is from the air intake through control circuit board and from the both sides horizontal reposition of redundant personnel of motor, converge to the air outlet behind the motor.

After the technical scheme is adopted, the utility model has the following advantages: firstly, the radiating air firstly radiates the control circuit board with relatively low temperature, and then radiates the motor with relatively high temperature, so that the radiating requirements of the control circuit board and the motor can be met simultaneously, secondly, the radiating air flows through the two sides of the motor, and simultaneously radiates the two sides of the motor, so that the area of the radiating air contacting the motor can be greatly increased, the radiating air is further effectively promoted to perform efficient heat exchange on the motor, the radiating effect of the motor is effectively improved, the cooking machine has a good radiating effect, the temperature rise speed and the highest temperature of the motor are effectively reduced, the working environment of the motor is optimized, the service life of the motor is prolonged, and the radiating air duct is converged to the air outlet after passing through the motor, so that the structure is simple, the air outlet of the machine base is reduced, and the manufacturing and processing are facilitated.

Further, the heat dissipation air duct comprises a motor heat dissipation section positioned at the outer side of the motor, the motor heat dissipation section comprises an inlet, an outlet and a necking section positioned between the inlet and the outlet, the width of the inlet is W1, the width of the outlet is W2, the width of the necking section is W3, W1 is more than W3, and W2 is more than W3. By adopting the technical scheme, the width of each position of the motor heat dissipation section is reasonably set, the flow velocity of heat dissipation air passing through the necking section is increased, the penetration of the heat dissipation air is facilitated, the heat of the motor is taken away more rapidly, and the heat dissipation effect is further improved. If W1 is less than or equal to W3, W2 is less than or equal to W3, then can not form the throat structure, the speed of heat dissipation air when the motor heat dissipation section is slower, because before the heat dissipation air in heat dissipation wind channel gets into the motor heat dissipation section, the control circuit board has been dispelled the heat, can have certain heat, if the heat dissipation air flow speed is slower, can not take away the heat in time, and the radiating effect to the motor is relatively poor.

Further, the air outlet is provided with a first fan, and the first fan is fixed on the mounting bracket or the stand and covers the outlet. By adopting the technical scheme, through the action of the first fan, the circulation speed of the heat dissipation air in the heat dissipation air channel can be increased, the heat dissipation air after heat exchange is discharged from the air outlet faster, the heat dissipation speed and efficiency of the motor are increased, the first fan is fixed on the mounting bracket or the base and covers the outlet, the mounting is more reliable, the first fan can suck the heat dissipation air in the heat dissipation air channel as much as possible, and the circulation speed of the heat dissipation air is improved.

Further, the heat dissipation air duct comprises a motor heat dissipation section positioned at the outer side of the motor, and the motor heat dissipation section transversely extends from two sides of the motor and forms a noise reduction air curtain surrounding the periphery of the motor. By adopting the technical scheme, because air is a poor conductor of sound, the noise-reducing air curtain can form a package on a noise source of the motor, and meanwhile, when radiating air flows in a radiating section of the motor, the energy loss of noise generated by the motor in the process of transmission can be increased, the purpose of noise reduction is achieved, and therefore, the radiating air duct has the dual effects of radiating and noise reduction.

Further, be equipped with the installing support of fixed motor in the frame, the top of installing support is equipped with bellied first baffle and second baffle, and the second baffle is located the outside of first baffle, forms the motor heat dissipation section between first baffle and the second baffle. By adopting the technical scheme, the first baffle and the second baffle can force heat dissipation air to flow through the motor, so that the motor can be effectively cooled, and the motor can be better cooled. The first baffle and the second baffle can further form two barriers for weakening noise transmission generated by motor operation, so that the noise reduction effect is further achieved.

Further, the installing support is equipped with the connecting hole of connecting the motor, and the connecting hole is located the inboard of first baffle, and first baffle is equipped with dodges the portion of dodging of connecting hole, dodges and forms the throat structure between portion and the second baffle. By adopting the technical scheme, the avoidance part is arranged, so that on one hand, the motor is convenient to install, on the other hand, a necking structure can be formed between the motor and the second baffle, the variable speed flow of cooling air in the motor cooling section is further promoted, and heat is rapidly taken away.

Further, the frame is including being used for the installation to place cooking cup's mount pad, and the mount pad is connected with first baffle, second baffle and covers the motor heat dissipation section. Adopt aforementioned technical scheme, when the mount pad realizes placing cooking cup, covers motor heat dissipation section, effectively prevents that the radiating air from blowing off towards cooking cup, avoids user contact radiating air, is favorable to guaranteeing the travelling comfort that the user used the cooking machine, can also play the blocking of certain degree to the noise that the motor produced, further plays the effect of making an uproar.

Further, the frame comprises an upper shell and a shock pad, the upper shell is provided with a mounting through hole, the mounting seat is mounted in the mounting through hole, and the shock pad covers the mounting seat and the mounting through hole. Adopt aforementioned technical scheme for flexible contact between cooking cup and the mount pad, vibration that produces for the motor that can be fine brings cushioning effect, makes the cooking machine be difficult for rocking or empting, thereby guarantee the stability of cooking machine during operation, noise that also can separate motor work produced propagates to cooking cup, fine reduction the noise of cooking machine during operation, very big promotion user experience, and the mount pad is installed in the installation through-hole, it is spacing to the mount pad formation, the mount pad assembly is more swift, stable.

Further, the heat dissipation wind channel includes circuit board heat dissipation section, is equipped with the circuit board box that is used for installing control circuit board in the frame, forms circuit board heat dissipation section in the circuit board box, and circuit board box is equipped with air inlet through-hole and air-out through-hole, and air inlet through-hole and air intake intercommunication, air-out through-hole and motor heat dissipation section intercommunication. By adopting the technical scheme, after the cooling air can forcedly cool the control circuit board, the cooling effect on the control circuit board is improved, the heat of the motor can be taken away, and the temperature of the control circuit board and the motor can be reduced.

Further, an air deflector for guiding the heat dissipation air to flow into the circuit board box is arranged on the edge of the air inlet on the inner bottom surface of the base, and a cover plate for covering the air deflector is arranged on the edge of the air inlet through hole on the circuit board box. By adopting the technical scheme, the cooling air is favorable for flowing into the circuit board box from the air inlet, the control circuit board is effectively cooled, and the cover plate can limit the circulation direction of the cooling air, so that the cooling air can forcedly cool the control circuit board.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a cross-sectional view (I) of a cooking machine with good heat dissipation effect in the utility model;

FIG. 2 is a cross-sectional view (one) of the housing of the present utility model;

FIG. 3 is a cross-sectional view of a housing (II) according to the present utility model;

FIG. 4 is a cross-sectional view (III) of the housing of the present utility model;

FIG. 5 is a cross-sectional view (IV) of the housing of the present utility model;

FIG. 6 is an exploded view of the housing and mounting bracket of the present utility model;

FIG. 7 is a schematic view of a part of a frame in the present utility model;

FIG. 8 is a block diagram of a lower bracket of the present utility model;

FIG. 9 is a schematic view of the structure of the upper bracket in the present utility model;

FIG. 10 is a schematic diagram of the motor according to the present utility model;

FIG. 11 is a schematic view of a second fan disposed in a mounting bracket according to the present utility model;

in the figure, 1, a stand; 11. a motor; 111. a front end cover; 112. a rear end cover; 113. a cushion pad; 12. a control circuit board; 131. an air outlet; 132. an air inlet; 14. a heat dissipation air duct; 141. a motor heat dissipation section; 1411. an inlet; 1412. an outlet; 1413. a necking section; 142. a circuit board heat dissipation section; 15. an air deflector; 16. a mounting bracket; 161. a through hole; 162. a first baffle; 1621. an avoidance unit; 163. a second baffle; 164. a connection hole; 165. a lower bracket; 166. an upper bracket; 1661. a connecting column; 17. a mounting base; 18. an upper housing; 181. mounting through holes; 191. a first fan; 192. a second fan; 2. a cooking cup; 21. a stirring knife; 3. a circuit board box; 31. an air inlet through hole; 32. an air outlet through hole; 33. a cover plate; 4. and a shock pad.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims and in the above drawings, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

It should be understood that, in various embodiments of the present utility model, the size of the sequence numbers of each process is not meant to indicate the order of execution, and the order of execution of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present utility model.

It should be understood that in the present utility model, "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements that are expressly listed or inherent to such process, method, article, or apparatus.

It should be understood that in the present utility model, "plurality" means two or more. "and/or" is merely an association relationship describing an association object, meaning that three relationships may exist, for example, X and/or Y may represent: x alone, X and Y together, and Y alone. The character "/" generally indicates that the context-dependent object is an "or" relationship. "comprising X, Y and Z", "comprising X, Y, Z" means that all three of X, Y, Z comprise, "comprising X, Y or Z" means that one of the three comprises X, Y, Z, and "comprising X, Y and/or Z" means that any one or any two or three of the three comprise X, Y, Z.

The technical scheme of the utility model is described in detail below by specific examples. The following specific embodiments may be combined with or replaced with each other according to actual situations, and the same or similar concepts or processes may not be described in detail in some embodiments.

As shown in fig. 1 to 10, the utility model provides a cooking machine with good heat dissipation effect, which comprises a machine base 1 and a cooking cup 2 arranged on the machine base 1, wherein a motor 11 and a control circuit board 12 are arranged in the machine base 1, the cooking cup 2 is provided with a stirring blade 21, the motor 11 is vertically arranged and drives the stirring blade 21 to rotate, the control circuit board 12 is arranged on one lateral side of the motor 11, the machine base 1 is provided with an air inlet 132 and an air outlet 131, a heat dissipation air duct 14 is arranged in the machine base 1, and the heat dissipation air duct 14 passes through the control circuit board 12 from the air inlet 132 and is transversely split from two sides of the motor 11 and is converged to the air outlet 131 after passing through the motor 11.

Through setting up above-mentioned structure, firstly, the radiating air dispels the heat to the control circuit board 12 that the temperature is relatively lower earlier, dispel the heat to the motor 11 that the temperature is relatively higher again, can satisfy the radiating requirement of control circuit board 12 and motor 11 simultaneously, secondly, make the radiating air flow through the both sides of motor 11, dispel the heat simultaneously to the both sides of motor 11, the area of the contact motor 11 of also can very big increase radiating air, further effectively promote radiating air to carry out efficient heat exchange to motor 11, effectively promote the radiating effect of motor 11, make cooking machine have better radiating effect, thereby effectively reduce the temperature rise speed and the maximum temperature of motor 11, optimize motor 11 operational environment, promote the working life of motor 11, and, heat dissipation wind channel 14 is through behind motor 11 converging to air outlet 131, and a structure is simple, reduce the air outlet 131 of frame 1, the manufacturing and processing of being convenient for.

It should be noted that, the motor 11 is a brushless direct current motor, has a flattened appearance, not only can reduce the installation height of the motor 11, and is adaptive to the motor, and reduces the height of the cooking cup 2, thereby reducing the gravity center of the cooking machine, enabling the operation of the cooking machine to be more stable, but also can omit the carbon brush structure, not only can further reduce noise generation, but also can avoid carbon powder from affecting the operation safety of the motor 11.

It can be understood that the cooking cup 2 can be replaced by a cooking pot with larger diameter, and the interface part of the cooking pot and the machine base 1 is universal, so that the cooking of different food materials by a user is satisfied. And is not limited thereto.

In order to effectively dissipate heat of the control circuit board 12, the heat dissipation air duct 14 comprises a circuit board heat dissipation section 142, a circuit board box 3 for installing the control circuit board 12 is arranged in the machine base 1, the circuit board heat dissipation section 142 is formed in the circuit board box 3, the circuit board box 3 is provided with an air inlet through hole 31 and an air outlet through hole 32, the air inlet through hole 31 is communicated with the air inlet 132, and the air outlet through hole 32 is communicated with the motor heat dissipation section 141. The heat dissipation air can forcedly dissipate heat of the control circuit board 12, so that the heat dissipation effect of the control circuit board 12 is improved, heat of the motor 11 can be taken away, and the temperature of the control circuit board 12 and the temperature of the motor 11 are reduced.

And, the edge of the air inlet 132 on the inner bottom surface of the base 1 is provided with an air deflector 15 for guiding the heat dissipation air to flow into the circuit board box 3, and the edge of the circuit board box 3 on the air inlet through hole 31 is provided with a cover plate 33 for covering the air deflector 15. The air inlet 132 is beneficial to the heat dissipation air flowing into the circuit board box 3, and has an effective heat dissipation effect on the control circuit board 12, and the cover plate 33 can limit the circulation direction of the heat dissipation air, so that the heat dissipation air can forcedly dissipate the heat of the control circuit board 12.

In order to effectively dissipate heat of the motor 11, the heat dissipation air duct 14 includes a motor heat dissipation section 141 located outside the motor 11, and the motor heat dissipation section 141 includes an inlet 1411, an outlet 1412, and a reduced-diameter section 1413 located between the inlet 1411 and the outlet 1412, wherein the width of the inlet 1411 is W1, the width of the outlet 1412 is W2, the width of the reduced-diameter section 1413 is W3, W1 > W3, and W2 > W3. The widths of the positions of the motor heat dissipation sections 141 are reasonably set, and according to the Bernoulli principle, the flow speed of heat dissipation air passing through the necking section 1413 is increased, so that the penetration of the heat dissipation air is facilitated, the heat of the motor 11 is brought more rapidly, and the heat dissipation effect is further improved. If W1 is less than or equal to W3 and W2 is less than or equal to W3, a necking structure cannot be formed, and the speed of the cooling air passing through the motor cooling section 141 is slower, because the cooling air of the cooling air duct 14 has already cooled the control circuit board 12 before entering the motor cooling section 141, a certain amount of heat is provided, if the cooling air flow speed is slower, the heat cannot be taken away in time, and the cooling effect on the motor 11 is poorer.

And motor heat dissipation sections 141 extend laterally from both sides of motor 11 and form a noise reduction air curtain around the outer periphery of motor 11. Because air is a poor conductor of sound, the noise-reducing air curtain can form a package for the noise source of the motor 11, and meanwhile, when the heat-radiating air flows in the heat-radiating section 141 of the motor, the energy loss of the noise generated by the motor in the process of transmission can be increased, the purpose of noise reduction is achieved, and therefore, the heat-radiating air duct 14 has the double effects of heat radiation and noise reduction.

In order to further radiate heat effectively to the motor 11, the air outlet 131 is provided with a first fan 191, and the first fan 191 is fixed to the mounting bracket 16 or the stand 1 and covers the outlet 1412. Through the effect of the first fan 191, the circulation speed of the heat dissipation air in the heat dissipation air duct 14 can be increased, the heat dissipation air after heat exchange is discharged from the air outlet 131 more quickly, the heat dissipation speed and efficiency of the motor 11 are increased, the first fan 191 is fixed on the base 1 and covers the outlet 1412, the installation is more reliable, the first fan 191 can suck the heat dissipation air in the heat dissipation air duct 14 as much as possible, and the circulation speed of the heat dissipation air is increased. The air outlet 131 is provided with one, and a first fan 191 is correspondingly arranged. In other embodiments, the first fan 191 may also be secured to the mounting bracket 16.

It will be appreciated that in other embodiments, as shown in fig. 11, the bottom of the mounting bracket 16 may also be provided with a second fan 192 to accelerate the cooling air from the bottom of the motor 11, thereby providing a dual acceleration effect for the circulation of the cooling air.

In order to reliably fix the motor 11, a mounting bracket 16 for fixing the motor 11 is arranged in the stand 1, a first baffle 162 and a second baffle 163 are arranged on the top of the mounting bracket 16, the second baffle 163 is arranged on the outer side of the first baffle 162, and a motor heat dissipation section 141 is formed between the first baffle 162 and the second baffle 163. The first baffle 162 and the second baffle 163 can force heat dissipation air to flow through the motor 11, so that heat dissipation is effectively performed on the motor 11, and the motor 11 can achieve better heat dissipation. The first baffle 162 and the second baffle 163 may further form two barriers for attenuating the noise propagation generated by the operation of the motor 11, and further provide a noise reduction effect.

In order to facilitate the installation of the motor 11, the mounting bracket 16 is provided with a connecting hole 164 connected with the motor 11, the connecting hole 164 is located at the inner side of the first baffle 162, the first baffle 162 is provided with an avoiding portion 1621 avoiding the connecting hole 164, and a necking structure is formed between the avoiding portion 1621 and the second baffle 163. Through setting up dodging portion 1621, on the one hand, easy to assemble motor 11, on the other hand also can form the throat structure with second baffle 163 between, further promote the variable speed flow of heat dissipation air in motor heat dissipation section 141, take away the heat fast.

Specifically, the mounting bracket 16 includes a lower bracket 165 and an upper bracket 166, the connecting hole 164 is provided on the lower bracket 165, the upper bracket 166 is provided with a connecting post 1661, and the connecting post 1661 is inserted into the connecting hole 164 to clamp and fix the motor 11 by the lower bracket 165 and the upper bracket 166.

The mounting bracket 16 is provided with a through hole 161, and the motor 11 is mounted in the through hole 161. The heat dissipation air is beneficial to enter the through hole 161 and fully contact with the motor 11, and the heat exchange is effectively performed on the motor 11, so that the motor 11 can dissipate heat better.

In the utility model, the motor 11 comprises a front end cover 111 and a rear end cover 112, wherein the front end cover 111 is made of die-cast aluminum, and the rear end cover 112 is made of die-cast aluminum, so that the die-cast aluminum is a good conductor for heat dissipation of the motor 11. The front end cover 111 is internally provided with a bearing, which plays a role in limiting and fixing the output shaft of the motor 11.

It can be appreciated that the rear end cap 112 may also be made of pbt+gf, which is beneficial to weight reduction, thereby reducing overall weight of the machine, as well as cost. Of course, the front end cover 111 and the rear end cover 112 may be made of other suitable materials.

The rear end cover 112 is provided with a cushion 113, which is beneficial to shock absorption and further reduces noise.

When the food processor starts to work, the first fan 191 is started first, and the motor 11 is started later; when the food processor stops working, the motor 11 is stopped first, and the first fan 191 is stopped later. The motor 11 and the control circuit board 12 can be operated in a working environment with proper temperature, the stable operation and the service life of the motor 11 are ensured, the motor 11 and the control circuit board 12 after working can be actively cooled, the motor 11 and the control circuit board 12 are prevented from being in a high-temperature environment for a long time, and the service life of the motor 11 is further ensured.

In order to make the mounting of the cooking cup 2 more reliable, the base 1 comprises a mounting seat 17 for mounting and placing the cooking cup 2, and the mounting seat 17 is connected with the first baffle 162 and the second baffle 163 to cover the motor heat dissipation section 141. The mount pad 17 realizes placing cooking cup 2 in, covers motor heat dissipation section 141, prevents effectively that the heat dissipation air from blowing off towards cooking cup 2, avoids the user to contact the heat dissipation air, is favorable to guaranteeing the travelling comfort that the user used the cooking machine, can also play the blocking of certain degree to the noise that motor 11 produced, further plays the effect of making an uproar.

And, the frame 1 includes an upper housing 18 and a shock pad 4, the upper housing 18 is provided with a mounting through hole 181, the mounting seat 17 is mounted on the mounting through hole 181, and the shock pad 4 covers the mounting seat 17 and the mounting through hole 181. Make be flexible contact between cooking cup 2 and the mount pad 17, vibration that produces for motor 11 that can be fine brings cushioning effect, make the cooking machine be difficult for rocking or empting, thereby guarantee the stability of cooking machine during operation, also can separate the noise that motor 11 produced and propagate to cooking cup 2, fine noise when having reduced cooking machine during operation has very big promotion user experience, and mount pad 17 installs in mounting hole 181, it is spacing to the mount pad 17 formation, mount pad 17 assembly is more swift, stable.

In addition to the preferred embodiments described above, other embodiments of the present utility model are also contemplated as falling within the scope of the claimed utility model, as well as all other embodiments that may be made by one of ordinary skill in the art without making any inventive effort based on the embodiments of the present utility model.

Claims

1. The utility model provides a cooking machine that radiating effect is good, includes the frame and installs cooking cup on the frame, is equipped with motor and control circuit board in the frame, and cooking cup is equipped with the stirring sword, and the motor erects the installation and drives the stirring sword and rotate, and control circuit board installs in the horizontal one side of motor, and the frame is equipped with air intake and air outlet, a serial communication port, be equipped with the heat dissipation wind channel in the frame, the heat dissipation wind channel is from the air intake through control circuit board and from the both sides horizontal reposition of redundant personnel of motor, through the motor back converging to the air outlet.

2. The food processor with good heat dissipation effect according to claim 1, wherein the heat dissipation air duct comprises a motor heat dissipation section positioned at the outer side of the motor, the motor heat dissipation section comprises an inlet, an outlet and a necking section positioned between the inlet and the outlet, the width of the inlet is W1, the width of the outlet is W2, the width of the necking section is W3, W1 is greater than W3, and W2 is greater than W3.

3. The food processor with good heat dissipation effect according to claim 2, wherein the air outlet is provided with a fan, and the fan is fixed on the mounting bracket or the base and covers the outlet.

4. The food processor with good heat dissipation effect according to claim 1, wherein the heat dissipation air duct comprises a motor heat dissipation section positioned at the outer side of the motor, and the motor heat dissipation section transversely extends from two sides of the motor and forms a noise reduction air curtain surrounding the periphery of the motor.

5. The food processor with good heat dissipation effect according to claim 2 or 4, wherein a mounting bracket for fixing a motor is arranged in the machine base, a first baffle and a second baffle are arranged on the top of the mounting bracket, the second baffle is located on the outer side of the first baffle, and a motor heat dissipation section is formed between the first baffle and the second baffle.

6. The food processor with good heat dissipation effect according to claim 5, wherein the mounting bracket is provided with a connecting hole connected with the motor, the connecting hole is positioned on the inner side of the first baffle, the first baffle is provided with an avoiding part avoiding the connecting hole, and a necking structure is formed between the avoiding part and the second baffle.

7. The food processor with good heat dissipation effect according to claim 5, wherein the base comprises a mounting seat for mounting and placing a food cup, and the mounting seat is connected with the first baffle and the second baffle to cover the heat dissipation section of the motor.

8. The food processor with good heat dissipation effect according to claim 7, wherein the base comprises an upper housing and a shock pad, the upper housing is provided with a mounting through hole, the mounting seat is mounted on the mounting through hole, and the shock pad covers the mounting seat and the mounting through hole.

9. The food processor with good heat dissipation effect according to claim 1, wherein the heat dissipation air duct comprises a circuit board heat dissipation section, a circuit board box for installing a control circuit board is arranged in the machine base, the circuit board heat dissipation section is formed in the circuit board box, the circuit board box is provided with an air inlet through hole and an air outlet through hole, the air inlet through hole is communicated with the air inlet, and the air outlet through hole is communicated with the motor heat dissipation section.

10. The food processor with good heat dissipation effect according to claim 9, wherein an air deflector for guiding heat dissipation air to flow into the circuit board box is arranged on the edge of the air inlet on the inner bottom surface of the base, and a cover plate for covering the air deflector is arranged on the edge of the air inlet through hole on the circuit board box.