CN207370624U - A kind of home kitchen appliance and its motor Quick-speed braking arrangement - Google Patents
A kind of home kitchen appliance and its motor Quick-speed braking arrangement Download PDFInfo
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- CN207370624U CN207370624U CN201720524616.8U CN201720524616U CN207370624U CN 207370624 U CN207370624 U CN 207370624U CN 201720524616 U CN201720524616 U CN 201720524616U CN 207370624 U CN207370624 U CN 207370624U
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- driving motor
- brake
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Abstract
The utility model discloses a kind of home kitchen appliance and its motor Quick-speed braking arrangement, motor Quick-speed braking arrangement therein includes brake and spring, and brake is set on the output shaft of driving motor, can by axial guiding structure sliding axially along output shaft；Spring is set in the distal end of the output shaft of driving motor, and provides the elastic force towards driving motor to brake；Brake has blade structure, increases with the rotating speed of driving motor, and the power of generation is more than the elastic force of spring, and brake is made to be slided towards the direction opposite with driving motor, and departs from driving motor；Reduce with the rotating speed of driving motor, the power that flabellum generates is less than the elastic force of spring, and brake is made to be slided towards driving motor and is bonded with driving motor.The utility model when the lid of home kitchen appliance is opened, can automatically realize cutter fast braking in 1.5 seconds, it is ensured that safe to use.
Description
Technical field
The utility model is related to home kitchen appliance and the electric appliances of similar applications, and in particular to a kind of home kitchen appliance and
Its motor Quick-speed braking arrangement.
Background technology
The electric appliance of home kitchen appliance and similar applications brings great convenience to daily life, such as：Food
Mixer, cooking machine, blender, egg-whisk, juice extractor, meat mincer, flour stranding machine, slicer, grater etc..
These home kitchen appliances at work, due to the cutter at high speeds rotation as workpiece, thus exist and use
The problem of safe.For this purpose, Chinese invention patent CN1080158A discloses a kind of fool proof kitchen blender of band, bag
The body of the annular ledge of bowl can be loaded and unloaded with supporting containing one, there is a motor in body, output shaft is stretched out from bearing.On
It states bowl and includes the detachable base accessory for being installed with the turnable tools that can couple with motor drive shaft, which passes through it including at least one
Side wall is movably mounted to the brake component between retracted position and extended position, which allows base accessory seat at retracted position
Fall on bearing, so that instrument couples with motor drive shaft, this connection can be caused by correctly fastening bowl in base accessory, brake
Part in extended position to side extend and with the upper bond of bearing, prevent work when bowl is not yet installed or installs incorrect
Tool couples with motor drive shaft.
Nowadays, family expenses and similar appliances safety standard 2-14 parts (EN60335-2-14) propose such kitchen appliance
Higher requirement, wherein important one is：Blade must stop when lid is opened or laid down in 1.5 seconds.
Above-mentioned Chinese invention patent CN1080158A, only realizes and is prevented when bowl is not yet installed or installs incorrect
The purpose that instrument couples with motor drive shaft can not meet EN60335-2-14 for blade when lid is opened or laid down, in 1.5 seconds
The requirement that must stop.
In view of this, it is necessary to change to the dynamic braking device of the electric appliance of existing home kitchen appliance and similar applications
Into to realize that blade when electric appliance lid is opened, stops operating, it is ensured that safe to use in 1.5 seconds.
Utility model content
Technical problem to be solved in the utility model is that the electric appliance of existing home kitchen appliance and similar applications cannot
The problem of stopping operating when electric appliance lid is opened in 1.5 seconds, EN60335-2-14 requirements can not be met.
In order to solve the above-mentioned technical problem, technical solution is to provide a kind of home kitchen appliance used by the utility model
Motor Quick-speed braking arrangement, including：
Brake, can be by axial guiding structure along institute on the output shaft for the driving motor for being set in home kitchen appliance
State sliding axially for output shaft；
Spring is set in the distal end of the output shaft, and provides the elastic force towards the driving motor to the brake；
The brake has blade structure, and is configured to：Increase with the rotating speed of the driving motor, the blade structure
The power of generation is more than the elastic force of the spring, and the brake is made to be slided towards the direction opposite with the driving motor, and with
The end face of the driving motor departs from；Reduce with the rotating speed of the driving motor, the power that the flabellum generates is less than the spring
Elastic force, and the brake is made to be slided towards the driving motor, and is bonded with the end face of the driving motor.
Compared with prior art, the motor Quick-speed braking arrangement of home kitchen appliance provided by the utility model, is driving
A brake with blade structure is provided on the output shaft of motor, blade structure rotates, and can generate the power that slides axially, with
The variation of the rotating speed of driving motor, the power that slides axially that blade structure generates also change therewith, make the brake can be along driving electricity
The output shaft of machine slides axially, and when the lid of home kitchen appliance is opened, the control system of electric appliance can send a motor
Brake signal, during motor braking, rotating speed is gradually reduced, when the power that slides axially that blade structure generates is less than spring
During elastic force, brake is made to be slided towards driving motor and is bonded with its end face, realizes the fast braking of driving motor.It is this to set
Meter when the lid of home kitchen appliance is opened, can automatically realize cutter fast braking in 1.5 seconds, it is ensured that use peace
Entirely.
In a preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the end of the output shaft is fixed with wind
Fan, the both ends of the spring offset respectively with brake and the fan.The fan can be to driving motor and electric appliance inside
It radiates, reduces failure rate, improve service life.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the brake is electric towards the driving
The end face of machine is equipped with brake pad.The brake pad is made of soft rubber material, enhances braking effect.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the brake is electric towards the driving
The end face of machine is equipped with annular groove, and one end of the brake pad is embedded and is fixed in the annular groove.It can prevent brake pad from taking off
Fall, improve the reliability of braking.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the end face of the driving motor is equipped with
Axially projecting portion, the brake pad is equipped with the auxiliary section being adapted with the lateral surface in the axially projecting portion, described axially projecting
The lateral surface in portion forms braking mating surface with the auxiliary section.This design, with compared with entire end face, brake pad only with axial direction
Protrusion contacts realize braking, and the processing of mating surface is more convenient, and are conducive to improve fit precision therebetween, enhancing braking effect
Fruit.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the lateral surface in the axially projecting portion is in
Evagination dome shape or conical surface-shaped, and it is narrower than the other end towards one end of the brake pad.This design increases braking cooperation
The contact area in face, enhances brake force.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the fan have can accommodate the system
The chamber of dynamic device, can effectively save space, reduce volume.
In another preferred embodiment of above-mentioned motor Quick-speed braking arrangement, the axial guiding structure is spline knot
Structure or flat key structure.It is simple in structure, slide smooth, reliability height.
The utility model additionally provides a kind of home kitchen appliance, the housing including being equipped with lid, is equipped in the housing
Cutter and the driving motor that the cutter is driven to rotate, the driving motor are equipped with the motor Quick-speed braking arrangement of said structure,
The lid opening sends driving motor brake signal, and the electricity of the driving motor is cut off according to the driving motor brake signal
Source.The home kitchen appliance can realize that cutter exists when the lid of home kitchen appliance is opened by motor Quick-speed braking arrangement
Fast braking in 1.5 seconds, it is ensured that safe to use.
In a preferred embodiment of above-mentioned home kitchen appliance, the home kitchen appliance for food mixers,
Cooking machine, blender, egg-whisk, juice extractor, meat mincer, flour stranding machine, slicer or grater, it is applied widely.
Description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the motor Quick-speed braking arrangement of home kitchen appliance in the utility model；
Fig. 2 is the schematic diagram of motor Quick-speed braking arrangement shown in Fig. 1；
Fig. 3 is sectional view when motor Quick-speed braking arrangement shown in Fig. 1 is braked；
Fig. 4 is the A portions enlarged drawing in Fig. 3；
Fig. 5 is sectional view when motor Quick-speed braking arrangement shown in Fig. 1 disengages；
Fig. 6 is the B portions enlarged drawing in Fig. 5；
Fig. 7 is the structure diagram of home kitchen appliance provided by the utility model.
Specific embodiment
The utility model provides a kind of home kitchen appliance and its motor Quick-speed braking arrangement, in home kitchen appliance
A slidable brake is provided on the output shaft of driving motor, brake has blade structure, in home kitchen appliance
Lid open when, cutter can in 1.5 seconds fast braking, it is ensured that it is safe to use.With reference to Figure of description and specifically
Embodiment is described in detail the utility model.
This specific embodiment is illustrated by taking domestic stirrer as an example, and still, scheme provided by the utility model can be applied
In the electric appliance of all home kitchen appliance and similar applications, include but not limited to：Food mixers, cooking machine, are beaten blender
Egg device, juice extractor, meat mincer, flour stranding machine, slicer and grater etc..
As shown in Figure 1 and Figure 2, the motor fast braking dress for the home kitchen appliance that the utility model specific embodiment provides
It puts, including brake 11 and spring 12, wherein spring 12 is arranged on the lower section of brake 11, and the elastic force of spring 12 causes brake
11 have the trend moved upwards, and the end face with driving motor 13 is combined in a non-operative state, prevent driving motor 13
It rotates.Concrete structure is as follows：
Brake 11 is set on the output shaft 14 of driving motor, and can pass through axis of the axial guiding structure along output shaft 14
To sliding up and down, wherein, spline coupling structure or Flat dey joint structure may be employed in axial guiding structure, is used in the present embodiment
Be the more reliable spline coupling structure of connection.Specially：The output shaft 14 of driving motor is equipped with external splines, and brake 11 is equipped with
The internal spline to match with external splines, therebetween carry out spline connection, brake 11 can with the rotation of output shaft 14 and
It rotates, and can lower slider vertically.
Spring 12 is set in the distal end of the output shaft 14 of driving motor, and the distal end (lower end) of the output shaft 14 of driving motor is solid
Fixed there are one fan 15, fan 15 has the chamber that can accommodate brake 11, and brake 11 is equipped with backwards to one end of driving motor
Spring mountings 16, first end (upper end) suit of spring 12 are fixed on spring mountings 16, the second end of spring 12 (under
End) it is resisted against on fan 15.
Brake 11 has blade structure, which is set around the outer circumference surface of brake 11, can be with driving electricity
The rotation of machine generates the downward power that slides axially, and when driving motor does not work, brake 11 is in the effect of the elastic force of spring 12
Under, it offsets with the end face of driving motor, as shown in Figure 3, Figure 4；After driving motor starts, increase with the rotating speed of driving motor, fan
Impeller structure generates the downward power that slides axially and gradually increases, and when the power that slides axially is more than the elastic force of spring, can make brake 11
The direction opposite towards driving motor is slided, and is departed from the end face of driving motor, and driving motor normally rotates, such as Fig. 5, Fig. 6
It is shown；It when driving motor is braked, is gradually reduced with the rotating speed of driving motor, blade structure generates the downward power that slides axially
It is gradually reduced, when the power that slides axially that blade structure generates is less than the elastic force of spring, under the action of spring force, makes braking
Device is slided towards driving motor and is bonded with its end face, under the action of frictional force, driving motor is made quickly to stop operating, and is such as schemed
3rd, shown in Fig. 4.Through actually detected, in 1.5 seconds driving motor can be made to stop operating completely after lid opening completely, so as to accord with
Close the requirement of EN60335-2-14.
In the present embodiment, the end face of driving motor is equipped with axially projecting portion 17, and brake 11 is towards the end of driving motor
Face is equipped with annular groove, and brake pad 18 is cylindrical in shape, and is made of soft rubber material, and lower end is embedded into annular groove, braking
The upper end of pad 18 protrudes from the upper surface of brake 11.The lateral surface in axially projecting portion 17 be in evagination dome shape or conical surface-shaped,
And be narrower than the other end towards one end of brake pad, i.e., it is up big and down small.The upper end of brake pad 18 is equipped with outer with axially projecting portion 17
The auxiliary section that side is adapted, the lateral surface in axially projecting portion 17 form braking mating surface with the auxiliary section of brake pad 18, to
Realize friction catch.
The utility model additionally provides a kind of home kitchen appliance, as shown in fig. 7, the home kitchen appliance includes being equipped with lid
The housing 20 of son, housing 20 are interior equipped with cutter and the driving motor 13 that cutter is driven to rotate, the upper output shaft 21 of driving motor 13
By the rotation axis connection of transmission mechanism and cutter, so as to which cutter be driven to rotate.The lower output shaft of driving motor 13 is equipped with upper
The motor Quick-speed braking arrangement 22 of structure is stated, when lid is opened, the control system of home kitchen appliance sends driving motor braking
Signal, and according to driving motor brake signal cut off driving motor 13 power supply, then driving motor 13 start to brake, rotating speed by
Gradually reduce.As described above, being gradually reduced with the rotating speed of driving motor, it is sliding that the blade structure on brake generates downward axial direction
Power is gradually reduced, and when the power that slides axially is less than the elastic force of spring, spring promotes brake to be slided simultaneously towards driving motor
It is bonded with its end face, under the action of frictional force, driving motor is made quickly to stop operating.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn that under the enlightenment of the utility model
The structure change made, it is every that there is same or similar technical solution with the utility model, each fall within the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of motor Quick-speed braking arrangement of home kitchen appliance, which is characterized in that including:
Brake, can be by axial guiding structure along described defeated on the output shaft for the driving motor for being set in home kitchen appliance
Shaft slides axially；
Spring is set in the distal end of the output shaft, and provides the elastic force towards the driving motor to the brake；
The brake has blade structure, and is configured to：Increase with the rotating speed of the driving motor, the blade structure generates
Power be more than the elastic force of the spring, and the brake is made to be slided towards the direction opposite with the driving motor, and with it is described
The end face of driving motor departs from；Reduce with the rotating speed of the driving motor, the power that the flabellum generates is less than the bullet of the spring
Power, and the brake is made to be slided towards the driving motor, and be bonded with the end face of the driving motor.
2. the motor Quick-speed braking arrangement of home kitchen appliance as described in claim 1, which is characterized in that the output shaft
End is fixed with fan, and the both ends of the spring offset respectively with brake and the fan.
3. the motor Quick-speed braking arrangement of home kitchen appliance as described in claim 1, which is characterized in that the brake court
Brake pad is equipped with to the end face of the driving motor.
4. the motor Quick-speed braking arrangement of home kitchen appliance as claimed in claim 3, which is characterized in that the brake court
Annular groove is equipped with to the end face of the driving motor, one end of the brake pad is embedded and is fixed in the annular groove.
5. the motor Quick-speed braking arrangement of home kitchen appliance as claimed in claim 3, which is characterized in that the driving motor
End face be equipped with axially projecting portion, the brake pad is equipped with the auxiliary section that is adapted with the lateral surface in the axially projecting portion,
The lateral surface in the axially projecting portion forms braking mating surface with the auxiliary section.
6. the motor Quick-speed braking arrangement of home kitchen appliance as claimed in claim 5, which is characterized in that described axially projecting
The lateral surface in portion is in evagination dome shape or conical surface-shaped, and is narrower than the other end towards one end of the brake pad.
7. the motor Quick-speed braking arrangement of home kitchen appliance as claimed in claim 2, which is characterized in that the fan has
The chamber of the brake can be accommodated.
8. the motor Quick-speed braking arrangement of home kitchen appliance as described in claim 1, which is characterized in that described axially directed
Structure is spline structure or flat key structure.
9. a kind of home kitchen appliance, the housing including being equipped with lid, the housing is interior to be equipped with cutter and the cutter is driven to turn
Dynamic driving motor, which is characterized in that the driving motor is equipped with as claim 1 to 8 any one of them motor is quick
Brake apparatus, the lid opening send driving motor brake signal, the drive are cut off according to the driving motor brake signal
The power supply of dynamic motor.
10. home kitchen appliance as claimed in claim 9, which is characterized in that the home kitchen appliance for food mixers,
Cooking machine, blender, egg-whisk, juice extractor, meat mincer, flour stranding machine, slicer or grater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524616.8U CN207370624U (en) | 2017-05-11 | 2017-05-11 | A kind of home kitchen appliance and its motor Quick-speed braking arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720524616.8U CN207370624U (en) | 2017-05-11 | 2017-05-11 | A kind of home kitchen appliance and its motor Quick-speed braking arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207370624U true CN207370624U (en) | 2018-05-18 |
Family
ID=62298566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720524616.8U Active CN207370624U (en) | 2017-05-11 | 2017-05-11 | A kind of home kitchen appliance and its motor Quick-speed braking arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207370624U (en) |
-
2017
- 2017-05-11 CN CN201720524616.8U patent/CN207370624U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 528000 No. 2, No. 4, Longsheng South Road, Leliu Street Office, Shunde District, Foshan City, Guangdong Province (Residence Declaration) Patentee after: Guangdong Yushengtu Technology Co., Ltd. Address before: 528000 South of Longzhou Road, Neighborhood Committee of Leliu New Town, Shunde District, Foshan City, Guangdong Province Patentee before: Guangdong Baicheng Electric Appliance Industry Co., Ltd. |