Food processor with improved heat dissipation

Abstract

A food processor with improved heat dissipation comprises a main machine and a cup body assembly, the main machine comprises a machine shell, a main control board, a motor, an impeller and a base with an upper opening, and an air inlet piece is arranged on the rear wall of the machine shell; the base comprises a motor cavity with an upper opening and an air guide hole formed in a bottom plate; the motor is a double-shaft extension motor; the air conditioner further comprises a volute, the volute comprises a circular impeller cavity located in the middle and air outlet cavities located on the two sides, and air outlet hole sets are formed in end plates of the air outlet cavities. The motor is arranged in the motor cavity, and a lower shaft extends out of the air guide hole and is fixed by the impeller; the volute is fixed to a bottom plate of the base, and the impeller is located in the impeller cavity. The volute is arranged on the bottom plate of the base, the motor cavity is formed in the bottom shell, the impeller is arranged externally, and heat dissipation air enters the machine shell, then enters the motor cavity and finally flows out through the volute; heat dissipation of the main control board and the motor is achieved, and the structure is simple.

Description

Technical Field

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

[0002] In the current prior art, Chinese Patent No. 202223095269.1, a cooking machine with good heat dissipation effect, belongs to the field of household appliances, and solves the problem of poor heat dissipation effect of the motor of the cooking machine. The technical solution to solve this problem mainly includes a machine base and a cooking cup installed on the machine base. A DC brushless motor and a control circuit board are arranged in the machine base. The cooking cup is provided with a stirring knife. The DC brushless motor is vertically installed and drives the stirring knife to rotate. The control circuit board is installed on the lateral side of the DC brushless motor. The machine base is provided with an air inlet and an air outlet. There is a heat dissipation air duct communicated with the air inlet in the machine base. The heat dissipation air duct includes a motor heat dissipation section extending upward from the bottom to the DC brushless motor and an air outlet section extending horizontally to communicate the motor heat dissipation section with the air outlet. Problems exist: the structure is complex and two fans need to be set. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a cooking machine with improved heat dissipation, which has the characteristics of rear air intake and the air passing through the motor, and good heat dissipation effect.

[0004] The utility model is realized as follows: A cooking machine with improved heat dissipation includes a main body and a cup body assembly. The main body includes a machine shell with a lower opening, a main control board, a motor, an impeller, and a base with an upper opening. An upper motor shaft hole is provided on the top plate of the machine shell; The special feature is that: an air intake member is provided on the rear wall of the machine shell;

[0005] The base includes a motor cavity with an upper opening and air guiding holes provided on the bottom plate;

[0006] The motor is a double-shaft extension motor;

[0007] It further includes a volute. The volute includes a circular impeller cavity in the middle and air outlet cavities on both sides. Air outlet hole groups are provided on the end plates of the air outlet cavities;

[0008] The motor is arranged in the motor cavity. The lower shaft extension extends out through the air guiding hole and is fixed to the impeller; The volute is fixed to the bottom plate of the base, and the impeller is located in the impeller cavity.

[0009] The special feature of the described cooking machine with improved heat dissipation is that: a receiving cavity, a flow buffering cavity adapted to the shape of the volute and air outlet grooves provided at the lower ends of both end plates are provided on the bottom plate of the base;

[0010] The volute is embedded in the receiving cavity.

[0011] The special feature of the described cooking machine with improved heat dissipation is that: a neck is provided at the intersection of the impeller cavity and the air outlet cavity,

[0012] It further includes a flow guide block. The flow guide and diversion block includes a flow guide plate and an angular flow guide block, and the intersection of the flow guide plate and the angular flow guide block has a rounded corner.

[0013] The flow guide block is located in the air outlet cavity, and the end of the flow guide plate is located in the neck.

[0014] In the described food processor with improved heat dissipation, the special feature is that: the bottom plate of the base is provided with hook holes.

[0015] The volute is provided with hooks, and the hooks are engaged with the hook holes.

[0016] In the described food processor with improved heat dissipation, the special feature is that: the rear wall plate of the housing is provided with an installation hole with a lower opening; the rear wall plate of the base is provided with a pin slot.

[0017] The air inlet member includes a main board body provided with louvered air inlet holes and a diversion groove with an upper opening and an end opening. The main board body is provided with card slots at the top and on both sides, and a pin plate is provided at the lower end.

[0018] The housing wall plate at the installation hole is fitted with the card slots, the pin plate is inserted into the pin slot, and the base closes the lower opening of the installation hole to fix the air inlet member.

[0019] In the described food processor with improved heat dissipation, the special feature is that: the impeller is a centrifugal impeller.

[0020] In the food processor with improved heat dissipation of the present utility model, the volute is provided and arranged on the bottom plate of the base. The bottom case is provided with a motor cavity, the impeller is external, the cooling air enters the housing, then enters the motor cavity, and finally flows out through the volute; realizing heat dissipation for the main control board and the motor, with a simple structure. Description of the Drawings

[0021] Figure 1 is a cross-sectional view of the present utility model.

[0022] Figure 2 is Figure 1 the A - A view of

[0023] Figure 3 is an exploded perspective view of the present utility model.

[0024] Figure 4 is one of the exploded perspective views of the main body of the present utility model.

[0025] Figure 5 is another exploded perspective view of the main body of the present utility model.

[0026] Figure 6 is a third exploded perspective view of the main body of the present utility model.

[0027] Figure 7 is a perspective view of the main body of the present utility model. Detailed implementation mode

[0028] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation to the present utility model.

[0029] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0030] As shown in Figure 1 the figure, a food processor for improving heat dissipation includes a main body 1 and a cup body assembly 2. The main body 1 includes a housing 3 with a lower opening, a main control board 4, a motor 5, an impeller 6 and a base 7 with an upper opening. An upper motor shaft hole is provided on the top plate of the housing 3. The main control board is arranged in the base 7, and an operation circuit board is provided on the housing. An air inlet member 8 is provided on the rear wall of the housing 3;

[0031] The base 7 includes a motor cavity 71 with an upper opening and an air guiding hole 72 provided on the bottom plate;

[0032] The motor 5 is a double-shaft extension motor;

[0033] It further includes a volute 9. The volute 9 includes a circular impeller cavity 91 in the middle and air outlet cavities 92 on both sides. Air outlet hole groups 921 are provided on the end plates of the air outlet cavities 92;

[0034] The motor 5 is arranged in the motor cavity 71, the lower shaft extension extends out through the air guiding hole 72 and is fixed to the impeller 6; the volute 9 is fixed to the bottom plate of the base 7, and the impeller 6 is located in the impeller cavity 91 and is opposite to the air guiding hole 72; the motor cavity, the housing 3 and the base 7 form an annular air cavity, and the annular air cavity is communicated with the room through the air inlet member 8.

[0035] As a further improvement of the present utility model: a receiving cavity 73 adapted to the shape of the volute 9, a flow buffering cavity 74 and air outlet grooves 75 provided at the lower ends of both end plates are provided on the bottom plate of the base 7;

[0036] The volute 9 is embedded in the receiving cavity 73. The hot air flowing out of the air outlet hole groups 921 is stabilized by the flow buffering cavity 74 and flows out through the air outlet grooves.

[0037] As a further improvement of the present utility model: a neck portion 93 is provided at the intersection of the impeller chamber 91 and the air outlet chamber 92.

[0038] It further includes a flow guiding block 94. The flow guiding and splitting block includes a flow guiding plate 941 and an angular flow guiding block 942. The intersection of the flow guiding plate 941 and the angular flow guiding block 942 has a rounded corner.

[0039] The flow guiding block 94 is located in the air outlet chamber 92, and the end of the suspended end of the flow guiding plate 941 is located in the neck portion 93.

[0040] As a further improvement of the present utility model: a hook hole is provided on the bottom plate of the base 7, or rather: a hook hole is provided on the top plate of the accommodation chamber 73;

[0041] A hook 95 is provided on the volute 9, and the hook 95 is engaged with the hook hole.

[0042] As Figure 4 、 Figure 5 As shown in the figure: an installation hole 31 with a lower opening is provided on the rear wall plate of the housing 3; a pin slot 76 is provided on the rear wall plate of the base 7;

[0043] The air inlet member 8 includes a main board body 81 provided with louvered air inlet holes and a flow guiding groove 82 with an upper opening and an end opening. The main board body 81 is provided with clamping grooves 811 at the top and on both sides, and a pin plate 812 at the lower end;

[0044] The housing wall plate at the installation hole 31 is fitted with the clamping grooves 811, the pin plate 812 is inserted into the pin slot 76, and the base 7 closes the lower opening of the installation hole 31 to fix the air inlet member 8.

[0045] The impeller 6 is a centrifugal impeller 6.

[0046] When the present utility model works, the motor operates, and the impeller rotates with the motor; indoor air enters the annular space through the air inlet member 8, then flows downward from the top of the motor chamber and carries the heat generated by the motor, enters the impeller chamber 91 through the air guiding hole 72, and then returns to the room through the air outlet hole group 921 of the air outlet chamber 92, the buffer chamber 74 and the air outlet groove 75.

[0047] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the claims and their equivalents.

Claims

1. An improved heat dissipation cooking machine, comprising a main body and a cup body assembly, the main body includes a housing with a lower opening, a main control board, a motor, an impeller and a base with an upper opening, and an upper motor shaft hole is provided on the top plate of the housing; characterized in that: An air inlet member is provided on the rear wall of the housing; The base includes a motor chamber with an upper opening and air guiding holes provided on the bottom plate; The motor is a double-shaft extension motor; It further includes a volute, the volute includes a circular impeller chamber in the middle and air outlet chambers on both sides, and an air outlet hole group is provided on the end plate of the air outlet chamber; The motor is arranged in the motor chamber, the lower shaft extension extends out through the air guiding hole and is fixed to the impeller; the volute is fixed to the bottom plate of the base, and the impeller is located in the impeller chamber.

2. An improved heat dissipation cooking machine according to claim 1, wherein: The bottom plate of the base is provided with a receiving cavity adapted to the shape of the volute, a flow buffering cavity, and air outlet grooves provided at the lower ends of both end plates; The volute is embedded in the receiving cavity.

3. An improved heat dissipation cooking machine according to claim 1, characterized in that: A neck is provided at the intersection of the impeller chamber and the air outlet chamber; It further includes a flow guiding block, the flow guiding and dividing block includes a flow guiding plate and an angular flow guiding block, and the intersection of the flow guiding plate and the angular flow guiding block is rounded; The flow guiding block is located in the air outlet chamber, and the end of the flow guiding plate is located in the neck.

4. An improved heat dissipation cooking machine according to claim 1, characterized in that: Hook holes are provided on the bottom plate of the base; Hook members are provided on the volute, and the hook members and the hook holes are engaged.

5. An improved heat dissipation cooking machine according to claim 1, characterized in that: An installation hole with a lower opening is provided on the rear wall plate of the housing; a pin slot is provided on the rear wall plate of the base; The air inlet member includes a main board body provided with louvered air inlet holes, a flow guiding groove with an upper opening and an end opening, the main board body is provided with card slots at the top and on both sides, and a pin board is provided at the lower end; The housing wall plate at the installation hole is fitted with the card slots, the pin board is inserted into the pin slot, and the base closes the lower opening of the installation hole to fix the air inlet member.

6. An improved heat dissipation cooking machine according to claim 1, 2, 3, 4 or 5, characterized in that: The impeller is a centrifugal impeller.

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