CN218742311U - Domestic miniature meat grinder with wind channel - Google Patents

Abstract

The utility model provides a household miniature meat grinder with an air duct, comprising: a body, on which a motor, an air inlet, an air outlet and an air duct are arranged, one end of the air duct communicates with the air inlet, and the other end of the air duct Connected with the air outlet, the motor shaft is connected with a fan, and both the motor and the fan are placed in the air duct; when working, the motor drives the fan to rotate to generate airflow, so that the outside air enters the air duct from the air inlet, and is discharged from the air outlet along the air duct , to cool down the motor. The utility model is a household miniature meat grinder with an air duct. The body is equipped with a fan and an air duct, which can dissipate the heat emitted by the motor in time, avoid damage caused by excessive temperature, and prolong the service life. It does not need to stop for heat dissipation, and the work efficiency is high. .

Description

A household miniature meat grinder with an air duct

technical field

The utility model relates to the technical field of meat grinders, in particular to a household miniature meat grinder with an air duct.

Background technique

The household meat grinder is in electric mode and uses a household 220V power supply. More and more families are beginning to use this type of product, making the household meat grinder a new favorite of household appliances in the kitchen; the household meat grinder uses a motor with a relatively strong rotation force, so It will heat up rapidly during use. Generally, the continuous working time does not exceed one minute to prolong the service life of the household meat grinder. If it continues to work for more than one minute, it may cause serious damage to the motor due to heat.

In the traditional household electric meat grinder, the internal motor heats up severely during operation, causing damage to the motor and plastic parts inside the housing due to excessive temperature, which affects the service life of the household electric meat grinder.

Utility model content

(1) Technical problems to be solved

The problem to be solved by the utility model is to provide a household miniature meat grinder with an air duct, the body is provided with a fan and an air duct, which can dissipate the heat emitted by the motor in time, avoid damage caused by excessive temperature, and prolong the service life ; No need to stop heat dissipation, high work efficiency.

(2) Technical solutions

In order to solve the technical problem, the utility model provides a household miniature meat grinder with an air duct, comprising: a body, the body is provided with a motor, an air inlet, an air outlet and an air duct, and the rotating shaft of the motor is connected There is a rotating cutter head, and the lower end of the machine body is detachably connected with a cup body. The rotating cutter head is placed in the cup body to chop and crush the meat in the cup body; one end of the air duct is connected to the The air inlet is connected, the other end of the air passage is connected with the air outlet, and a fan is connected to the rotating shaft of the motor. The fan rotates to generate wind force; the motor and the fan are placed in the air duct; the motor drives the fan to rotate to generate airflow so that the outside air enters the air duct from the air inlet and flows along the air duct. The air duct is discharged from the air outlet, so that the heat emitted by the motor is taken out of the body to cool down the motor, so that the heat emitted by the motor can be dissipated in time to avoid the motor and the body The plastic parts inside are damaged due to high temperature, which prolongs the service life; there is no need to stop the machine for heat dissipation, and the work efficiency is high; because the setting of the fan and air duct can dissipate heat to the motor in time, the motor can use aluminum wire motor compared to copper wire The motor is low in price and easy to generate heat, or the number of silicon steel sheets of the motor can be reduced to reduce production costs, which solves the problem of serious heat generation and easy damage caused by using aluminum wire motors or reducing the silicon steel sheets of the motor.

Further, the air channel includes a first channel, a second channel and a reversing channel, the first channel communicates with the second channel through the reversing channel, and the first channel communicates with the air inlet communicated, the second channel communicates with the air outlet.

Further, the fan is placed in the reversing channel, the fan blows air toward the side of the second channel, and the motor is placed in the first channel.

Further, an air cylinder is arranged inside the body, and the first passage and the second passage are both arranged on the air cylinder.

Further, the fan includes a disk and a plurality of blades, and the plurality of blades are evenly arranged along the circumference of the disk axis, and there is a space between them and the disk axis.

Further, the first channel includes a first channel air inlet and a first channel air outlet, and an annular protrusion is provided at the first channel air outlet.

Further, the second channel includes a second channel air inlet and a second channel air outlet, and an air guide groove is provided at the second channel air inlet.

Further, the machine body is provided with a windshield spliced with the windshield, and the reversing channel is formed between the windshield and the windshield.

Further, a guide cavity corresponding to the second channel is provided on the wind shield.

Further, a first connection part and a second connection part are formed between the inner wall of the guide cavity and the inner wall of the windshield, the first connection part is formed with an arc-shaped guide surface, and the second connection part is formed There are deflector angles.

(3) Beneficial effects

The utility model is a household miniature meat grinder with an air duct. The body is equipped with a fan and an air duct, which can dissipate the heat emitted by the motor in time, avoid damage caused by excessive temperature, and prolong the service life; no need to stop for heat dissipation, and the work efficiency is high. The air outlet of the first channel is provided with an annular protrusion, which can block the wind blown by the fan and prevent the wind blown by the fan from entering the first channel from the air outlet of the first channel, so that the wind The air circulation in the channel is smooth; there is an air guide groove at the air inlet of the second channel, and the air guide groove acts as a guide to facilitate the air blown by the fan into the second channel; Wind cover, the wind cover separates the reversing channel from other plastic parts in the body to avoid damage caused by hot air blowing to other plastic parts in the body; it is equipped with an arc-shaped guide surface to facilitate the airflow in the wind cover along the arc-shaped guide surface flow into the diversion cavity; there is a baffle angle, which can block the air flow in the diversion cavity, so that the air flow can flow down to the second channel; the wind cover is provided with a diversion cavity corresponding to the second channel, It is convenient to introduce the air in the reversing channel into the second channel.

Description of drawings

Fig. 1 is the perspective view of the utility model with the household miniature meat grinder of air duct;

Fig. 2 is the sectional view of the household miniature meat grinder with air duct of the utility model;

Fig. 3 is the structure schematic diagram inside the body of the household miniature meat grinder with air duct of the utility model;

Fig. 4 is the structural representation of the household miniature meat grinder air duct with air duct of the utility model;

Fig. 5 is the structural representation of the bottom of the air duct of the household miniature meat grinder with the air duct of the utility model;

Fig. 6 is the structural representation of the air cover of the household miniature meat grinder with the air duct of the utility model;

Fig. 7 is the structure schematic diagram of the air duct of the household miniature meat grinder with the air duct in the overhead view direction of the utility model;

Fig. 8 is the structure schematic diagram of the household miniature meat grinder fan with air duct of the utility model;

Fig. 9 is a structural schematic diagram of the fan of the household miniature meat grinder with an air duct looking up;

The names of the parts corresponding to the reference signs in the figure are: 1 is the body, 101 is the air inlet, 102 is the air outlet, 103 is the air inlet chamber, 2 is the motor, 201 is the rotating shaft, 3 is the rotary cutter head, 4 is the wind 41 is the first channel, 411 is the air inlet of the first channel, 412 is the air outlet of the first channel, 413 is an annular protrusion, 42 is the second channel, 421 is the air inlet of the second channel, 422 is the outlet of the second channel Tuyere, 423 is the air guide groove, 43 is the reversing air duct, 5 is the fan, 51 is the disk, 52 is the blade, 53 is the interval space, 6 is the air cylinder, 7 is the wind cover, 71 is the guide chamber, 72 is an arc guide surface, 73 is a baffle angle, 8 is a cup body, L1 is a first straight line, L2 is a second straight line, and A is an included angle.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the specific embodiment of the utility model is described in further detail. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

Referring to Fig. 1-Fig. 9, the utility model provides a household miniature meat grinder with an air duct, comprising: a body 1, a motor 2, an air inlet 101, an air outlet 102, an air duct 4, and a motor 2 are provided on the body 1 The rotating shaft 201 is connected with a rotary cutter head 3, and the lower end of the body 1 is detachably connected with a cup body 8, and the rotary cutter head 3 is placed in the cup body 8 to chop and crush the meat in the cup body 8; One end of the channel 4 communicates with the air inlet 101, and the other end of the air channel 4 communicates with the air outlet 102. A fan 5 is connected to the rotating shaft 201 of the motor 2. When the meat is minced, the motor 2 is energized to drive the rotary cutter head 3 and the fan 5 to rotate synchronously. The fan 5 rotates to generate wind; the motor 2 and the fan 5 are placed in the air duct 4; the motor 2 drives the fan 5 to rotate to generate air flow, so that the outside air enters the air duct 4 from the air inlet 101, and flows along the air duct 4. The air outlet 102 is discharged, so that the heat emitted by the motor 2 is taken out of the body 1 to cool down the motor 2, so that the heat emitted by the motor can be dissipated in time, and the plastic parts in the motor 2 and the body 1 are prevented from being damaged due to excessive temperature. Extend the service life; no need to stop for heat dissipation, high work efficiency; because the setting of the fan 5 and the air duct 4 can dissipate heat to the motor 2 in time, the motor 2 can use an aluminum wire motor (compared to a copper wire motor, which is cheaper and prone to heat), Or reduce the number of silicon steel sheets of the motor 2 to reduce production costs, and solve the problem that the aluminum wire motor or the reduction of motor silicon steel sheets cause serious heat generation and easy damage.

1 and 2, the air duct 4 includes a first passage 41, a second passage 42 and a reversing passage 43, the first passage 41 communicates with the second passage 42 through the reversing passage 43, and the first passage 41 communicates with the air inlet 101 communicates, and the second passage 42 communicates with the air outlet 102; after reversing through the reversing passage 43, the air inlet 101 and the air outlet 102 are located at the same horizontal position of the body 1; one end of the first passage 41 communicates with the air inlet 101, and the first The other end of the passage 41 communicates with the reversing passage 43, one end of the second passage 42 communicates with the air outlet 102, and the other end of the second passage 42 communicates with the reversing passage 43, and the reversing passage 43 is used to introduce the wind discharged from the first passage 41 into to the second passage 42; through the reversing passage 43 to meet the reversing requirements of the air duct 4, the setting of the air duct 4 is more flexible; both the air inlet 101 and the air outlet 102 are set 1. The second channel 42 and the reversing channel 43 connect the air inlet 101 with the air outlet 102 to realize the function of air intake and air outlet from the side of the body 1. During use, the direction of the air outlet 102 is controlled by rotating the body 1 in a circumferential direction to avoid Blowing hot air toward one side of the body creates discomfort.

Referring to Fig. 1 and Fig. 2, the fan 5 is placed in the reversing passage 43, and the fan 5 blows out toward the second passage 42 side, the fan 5 is installed on the upper end of the rotating shaft 201, and the rotary cutter head 3 is installed on the lower end of the rotating shaft 201 The air in the reversing passage 43 is blown into the second passage 42 through the fan 5 and discharged from the air outlet 102. At this time, a negative pressure is formed in the reversing passage 43, and the air in the first passage 41 flows into the reversing passage under the negative pressure. Passage 43, the air inlet 101 draws outside air into the first passage 41 to form a circulation; the motor 2 is placed in the first passage 41, and the heat emitted by the motor 2 during operation is transferred to the air in the first passage 41, and this part of the heat is The air enters the reversing channel 43 and flows into the second channel 42 under the action of the fan 5 , and then is discharged from the air outlet 102 along the second channel 42 .

Referring to Fig. 1, Fig. 2, Fig. 4, Fig. 5 and Fig. 7, an air cylinder 6 is arranged in the body 1, and the first channel 41 and the second channel 42 are arranged on the air cylinder 6 along the vertical direction. The flow in the first channel 41 and the second channel 42 on the cylinder 6 prevents the heat dissipated by the motor 2 from being transferred to other plastic parts in the body 1, thereby preventing other plastic parts in the body 1 from being damaged due to excessive temperature; the first The channel 41 is opened at the position close to the center of the air cylinder 6, and the motor 2 is placed in the first channel 41 during installation, so that the motor 2 is installed at a position close to the center of the air cylinder 6, so as to ensure that the motor 2 is installed near the center of the body 1 , so that the motor shaft drives the rotary cutter head 3 to rotate the minced meat; the second passage 42 is set at a position away from the center of the air cylinder 6, and there are two second passages 42, wherein the axis of one second passage 42 is the same as that of the first passage 41 The axis of the second channel 42 is connected to form a first straight line L1, the axis of another second channel 42 is connected to the axis of the first channel 41 to form a second straight line L2, and an included angle is formed between the first straight line L1 and the second straight line L2 A, the included angle A is an obtuse angle. In this embodiment, the included angle A is 120 degrees, and there are two corresponding air outlets 102 to increase the heat dissipation performance.

Referring to Fig. 2, Fig. 8 and Fig. 9, the fan 5 includes a disk 51 and a plurality of blades 52, the plurality of blades 52 are evenly arranged along the circumferential direction of the axis of the disk 51, and there is a space 53 between the axis of the disk 51, the blades 52, the side away from the axis of the disk 51 is flush with the outer wall of the disk 51 in the vertical direction, the space 53 is annular, the outer diameter of the space 53 is D1, and the diameter of the outer circle of the disk 51 is D2, the ratio of D1 to D2 ranges from 1:4 to 1:6; the blade 52 is integrally formed with the disk 51, so that when the disk 51 rotates in the circumferential direction, no wind force will be generated at the space 53 of the disk 51, and the blade 52 The wind force is generated on the downward side, so that the fan 5 blows toward the second passage 42 below it, and avoids blowing to the first passage 41. The structure design is reasonable, and the air circulation in the air passage 4 is smooth.

Referring to Fig. 2, Fig. 4 and Fig. 5, the first channel 41 includes a first channel air inlet 411 and a first channel air outlet 412, and an air inlet cavity 103 is connected between the first channel air inlet 411 and the air inlet 101, and the air inlet The cavity 103 is formed in the body 1; air enters the first channel 41 from the first channel air inlet 411 during use, and is discharged from the first channel air outlet 412 along the first channel 41, and the first channel air outlet 412 is provided with an annular protrusion. 413, the outer diameter of the upper end of the annular protrusion 413 is smaller than the outer diameter of the lower end, the annular protrusion 413 can play a wind-shielding effect on the wind blown by the fan 5, and prevent the wind blown by the fan 5 from the air outlet 412 of the first passage. Enter into the first channel 41, so that the air in the air channel 4 can circulate smoothly.

2, 4 and 5, the second channel 42 includes a second channel air inlet 421 and a second channel air outlet 422, the second channel air inlet 421 communicates with the reversing channel 43, the second channel air outlet 422 communicates with the outlet The tuyere 102 is connected, and the air inlet 421 of the second channel is provided with an air guide groove 423 , the air guide groove 423 acts as a guide to guide the air blown by the fan 5 into the second channel 42 .

Referring to Fig. 2, Fig. 3, Fig. 4 and Fig. 6, the body 1 is provided with a windshield 7 spliced with the windshield 6, and the windshield 7 is arranged above the windshield 6; To the channel 43, the wind shield 7 separates the reversing channel 43 from other plastic parts in the body 1, so as to prevent the hot air from blowing to other plastic parts of the body 1 to cause damage.

Referring to Fig. 2, Fig. 3, Fig. 4 and Fig. 6, the air guide chamber 71 corresponding to the second passage 42 is provided on the windshield 7, and the guide chamber 71 is convenient for introducing the air in the reversing passage 43 to the second passage 42 Inside; the number of diversion chambers 71 is the same as the number of second channels 42, and there are two diversion chambers 71; a first connection part and a second connection part are formed between the inner wall of the diversion chamber 71 and the inner wall of the windshield 7, The first connecting portion is formed with an arc-shaped guide surface 72, and the second connecting portion is formed with a deflector angle 73; along the airflow direction generated by the fan 5, the arc-shaped guide surface 72, the guide cavity 71 and the deflector angle 73 are formed from the front Arranged in sequence to the rear; the airflow produced by the fan 5 flows to the arc-shaped guide surface 72 first, so that the air-flow in the windshield 7 flows into the guide chamber 71 along the arc-shaped guide surface 72; The airflow in the guide cavity 71 is blocked so that the airflow flows downward to the second channel 42 ; referring to the viewing direction of FIG. 6 , the airflow generated by the fan 5 flows clockwise in the windshield 7 .

The utility model is a household miniature meat grinder with an air duct. The air guide chamber corresponding to the second channel is arranged on the air cover, which is convenient for introducing the air in the reversing channel into the second channel; The heat emitted by the motor can be dissipated in time to avoid damage caused by excessive temperature and prolong the service life; there is no need to stop the machine for heat dissipation, and the work efficiency is high; the first channel air outlet is provided with a ring-shaped protrusion, which can blow out to the fan The wind has the effect of blocking the wind, preventing the wind blown by the fan from entering the first channel from the air outlet of the first channel, so that the air in the air channel can circulate smoothly; The trough acts as a flow guide, which facilitates the air blown by the fan into the second channel; the body is equipped with a wind cover spliced with the air cylinder, and the wind cover separates the reversing channel from other plastic parts in the body to avoid hot air. Other plastic parts blown to the machine body will cause damage; an arc-shaped guide surface is provided to facilitate the airflow in the wind cover to flow into the guide cavity along the arc-shaped guide surface; The airflow is blocked to allow the airflow to flow down to the second channel.

The above is only the preferred embodiment of the utility model, and it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the utility model, some improvements and modifications can also be made. And retouching should also be regarded as the protection scope of the present utility model.

Claims (10)

1. A household miniature meat grinder with an air duct, comprising: a body (1), characterized in that, the body (1) is provided with a motor (2), an air inlet (101), an air outlet (102 ) and the air duct (4), one end of the air duct (4) communicates with the air inlet (101), the other end of the air duct (4) communicates with the air outlet (102), and the motor ( 2) the rotating shaft (201) is connected with a fan (5), the motor (2) and the fan (5) are placed in the air duct (4); the motor (2) drives the The fan (5) rotates to generate an air flow, so that the outside air enters the air passage (4) from the air inlet (101) and is discharged from the air outlet (102) along the air passage (4), To cool down the motor (2). 2. The household miniature meat grinder with air duct as claimed in claim 1, wherein said air duct (4) comprises a first passage (41), a second passage (42) and a reversing passage ( 43), the first passage (41) communicates with the second passage (42) through the reversing passage (43), and the first passage (41) communicates with the air inlet (101), The second channel (42) communicates with the air outlet (102). 3. The household miniature meat grinder with air duct as claimed in claim 2, characterized in that, said fan (5) is placed in said reversing passage (43), and said fan (5) is directed towards said One side of the second passage (42) blows out the wind, and the motor (2) is placed in the first passage (41). 4. The household miniature meat grinder with air duct as claimed in claim 2, characterized in that, an air duct (6) is arranged in the body (1), and the first channel (41) and the The second passages (42) are all arranged on the air cylinder (6). 5. The household miniature meat grinder with air channel as claimed in claim 4, is characterized in that, described fan (5) comprises disc (51) and a plurality of blades (52), and a plurality of described blades ( 52) Uniformly arranged along the circumference of the disc (51) axis, and there is a space (53) between the disc (51) and the axis. 6. The household miniature meat grinder with air duct as claimed in claim 4, characterized in that, said first passage (41) comprises a first passage air inlet (411) and a first passage air outlet (412) , the first channel air outlet (412) is provided with an annular protrusion (413). 7. The household miniature meat grinder with air duct as claimed in claim 2, characterized in that, said second passage (42) comprises a second passage air inlet (421) and a second passage air outlet (422) , an air guide groove (423) is arranged at the air inlet (421) of the second channel. 8. The household miniature meat grinder with air duct as claimed in claim 4, characterized in that, the body (1) is provided with an air cover (7) spliced with the air duct (6), The reversing channel (43) is formed between the air cylinder (6) and the air cover (7). 9. The household miniature meat grinder with air duct as claimed in claim 8, characterized in that, the wind cover (7) is provided with a guide cavity (71) corresponding to the second passage (42) ). 10. The household miniature meat grinder with an air duct as claimed in claim 9, characterized in that, a first connecting portion is formed between the inner wall of the guide cavity (71) and the inner wall of the air cover (7) and the second connection part, the first connection part is formed with an arc-shaped flow guiding surface (72), and the second connection part is formed with a flow blocking angle (73).

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