CN208614838U - A kind of magnetic-type electric shaver - Google Patents
A kind of magnetic-type electric shaver Download PDFInfo
- Publication number
- CN208614838U CN208614838U CN201821116646.6U CN201821116646U CN208614838U CN 208614838 U CN208614838 U CN 208614838U CN 201821116646 U CN201821116646 U CN 201821116646U CN 208614838 U CN208614838 U CN 208614838U
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- China
- Prior art keywords
- magnet
- cutter head
- ontology
- shell
- head assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Abstract
The utility model relates to household appliance technical field more particularly to a kind of magnetic-type electric shaver, solve the problems, such as that existing shaver waterproof is insecure.The electric shaver includes body assembly, cutter head assembly, cutter head assembly is located on body assembly, the body assembly include ontology and be set to intrinsic driving unit, the cutter head assembly includes moving knife unit, the shell for being used to support moving knife unit and the gear unit for transmitting power, the driving unit includes motor and drive shaft, its sign is, fixing assembling has magnet to cooperate the cutter head assembly and body assembly magnetic in the shell and/or ontology, the magnet sealed is arranged in shell and/or ontology, waterproof is reliable and magnet is not exposed, appearance looks elegant.
Description
Technical field
The utility model relates to household appliance technical field more particularly to a kind of magnetic-type electric shavers.
Background technique
The cutter head assembly that electric shaver generally comprises body assembly and connect with body assembly, body assembly generally comprise
Ontology, driving unit, battery and charge port, cutter head assembly generally comprise knife net, moving knife unit, shell and transmission shaft etc., driving
Unit includes motor, gear unit, drive shaft, is driven by the collective effect of motor, gear unit, drive shaft and transmission shaft dynamic
The rotation of knife unit.Existing cutter head assembly passes through mechanical connecting structure with body assembly mostly and connects, and such as uses key+button bit formula
Flexible connection construction；Or construction is snapped connection using interference fit.
This connecting structure will appear various problems in user in actual use, such as since injection molding and rigging error are led
Cause release key tight slightly, user's feel is very uncomfortable, and some even can take any more skull；In addition, key structure needs in capping
The leakproofness of setting activity button bit, capping is deteriorated, and movable button bit may cause water with gap or Hu slag enters main body gradually,
Cause body assembly damage of internal device；And the flexible connection of key+button bit formula construction amount of parts it is more, die cost compared with
Height, assembly process are complicated.
And the construction being clasped using interference is hung not since injection molding assembly and molding tolerance easily cause button bit excessively loose
Firmly skull, skull are extremely easy to drop；Or button bit tension, in multiple plug use process, be clasped component serious wear
Or stress is excessive causes to rupture, the connection service performance of skull and body assembly is bad.
Also the structure for thering is disclosure to cooperate in existing patent by magnet time cutter head assembly and body assembly magnetic, but magnetic
On the one hand the exposed setting of body will lead to magnet surface during the repeated disassembled and assembled of cutter head assembly and scratch, another aspect foreign matter holds
Easily entering magnet and plastic parts especially for three cutter head razors, cutter head assembly is interior to contain complicated transmission component,
When being rinsed with water, water is not easy to flow out after entering in cutter head assembly, the use that can if things go on like this generate displacement, shorten shaver
Service life.
Utility model content
In order to solve the problems in the prior art, the utility model provide a kind of good sealing effect, waterproof, magnetic absorption can
The electric shaver leaned on.
The technical solution of the utility model is as follows:
A kind of magnetic-type electric shaver, including body assembly, cutter head assembly, cutter head assembly are located on body assembly, institute
State body assembly include ontology and be set to intrinsic driving unit, the cutter head assembly include moving knife unit, be used to support it is dynamic
The shell of knife unit and the gear unit for transmitting power, the driving unit includes motor and drive shaft, wherein the shell
And/or fixing assembling has magnet to cooperate the cutter head assembly and body assembly magnetic in ontology, the magnet sealed setting exists
In shell and/or ontology.
Benefit is, by being arranged magnet sealed in shell and/or ontology, cutter head assembly during repeated disassembled and assembled
Magnet surface will not be scratched；When being rinsed with water, water will not enter it by the fit-up gap of magnet and shell or ontology
Inside, safe waterproof.
Preferably, the shell has the interconnecting piece connecting with body assembly, and the interconnecting piece, which is equipped with, accommodates the magnet
Accommodating chamber, the cutter head assembly further includes bottom cover, and the bottom cover and interconnecting piece are existed magnet sealed setting by ultrasonic welding
In accommodating chamber.
Benefit is the gear unit containing complexity in cutter head assembly, in order to reduce the power loss in transmission process, generally
Lubricating oil can be spread on gear unit, the surface of bottom cover and accommodating chamber is made after ultrasonic welding, and there is no gaps, rush with water
When washing, water will not be entered inside cutter head assembly due to the setting of magnet, extend the service life of shaver；Pass through ultrasonic welding
Mode simplifies the structure of cutter head assembly, does not need additionally to do sealing structure, assembly is also easier to, than additionally doing sealing structure (example
Such as plus silica gel ring) waterproof is relatively reliable.
Preferably, the bottom cover has the first groove, and the magnet is set in the first groove.Realize that magnet is securely fitted in
In first groove, the assembly reliability of magnet is improved, magnet shifts when preventing shaver from dropping, and influences cutter head assembly and main body group
The cooperation of part.
Preferably, the bottom cover has first through hole, and the gear unit includes transmission shaft, and the transmission shaft protrudes into described
In first through hole, the magnet is arranged around transmission shaft.It is uniformly distributed the suction-combining force of cutter head assembly and body assembly, guarantees to shave
The stationarity of knife during the work time.
Preferably, the body assembly further includes end cap, and the end cap has the second groove, and it is recessed that the magnet is set to second
In slot, the end cap and ontology ultrasonic welding.Benefit is, seals relatively reliable, keeps host washable, and magnet is securely fitted in the
In two grooves, magnet is fallen out when preventing host component from falling, influence using.
Preferably, the end cap has the second through-hole, and the drive shaft stretches out the second through-hole, and the magnet is set around drive shaft
It sets.It is uniformly distributed the suction-combining force of cutter head assembly and body assembly, guarantees the stationarity of shaver during the work time.
Preferably, it is equipped with the first magnet in the shell, is equipped with the second magnet in the ontology, first magnet and the
The distance between two magnets are L, 0.5mm≤L≤5mm.By being respectively provided with magnet in shell and ontology, increases magnetic force, be knife
Head assembly and body assembly magnetic are reliable, and L=0.5mm is the minimum range for guaranteeing the first magnet and the second magnet and reliably sealing, when
When L > 5mm, in order to guarantee the reliable magnetic of cutter head assembly and body assembly, large volume of magnet is needed, will increase cost,
Increase machine volume.
The cutter head assembly is connected with body assembly by anti-rotation structure.Benefit is prevented in shaver rotation process
The displacement of the magnetic cooperation position of cutter head assembly and body assembly, increases functional reliability.
Preferably, magnet, another body of magnetic material to cooperate with magnet is arranged in one of the shell and ontology.Benefit
It is that cost can be reduced by the application of body of magnetic material, complex degree of structure can reduce, and not influence magnet effect.
Preferably, it is equipped with the first magnet connecting with gear unit in the shell, is equipped in the ontology and drive shaft
Second magnet of connection, the first magnet and the second magnet are multipole magnetization magnet, and the moving knife unit is in driving unit, second
Rotation is driven under the action of magnet, the first magnet and gear unit.
Benefit is to realize magnetic drives by the first magnet and the second magnet of realizing magnetic structure, do not need to stretch out shell
The transmission shaft and drive shaft of body and ontology can be accomplished to be fully sealed, good water-proof effect；By the dynamic sealing of the axis transmitting power of power
It is converted into static seal, the zero leakage transmitting of power is realized, rotates moving knife unit reliably；It can avoid vibration transmitting, realize machine
Smooth working, reduce user and scraping the vibration and pull sense that Hu process septum reset is experienced, raising user experience；First magnet
Without rigid connection between the second magnet, there is overload protection function, when there is more longer beard to act on cutter head assembly and super
When crossing nominal load, the first magnet and the second magnet can skid, moving knife unit stop motion, so that user is protected not pulled wound,
And direct damage is not will cause to drive mechanism；First magnet and the second magnet are fully sealed respectively to be arranged in shell and ontology
It is interior, the surface of shell and ontology can be made to accomplish that smoothly structure is simple, easy to maintain；Simplify structure by multipole magnetization magnet,
Shaver is minimized, biggish magnetic field is obtained in lesser space, magnet effect is more preferable and reduces power loss.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electric shaver described in the utility model embodiment one.
Fig. 2 is the structural schematic diagram of cutter head assembly described in the utility model embodiment one.
Fig. 3 is the structural schematic diagram of body assembly described in the utility model embodiment one.
Fig. 4 is the structural schematic diagram of another body assembly described in the utility model embodiment one.
Fig. 5 is a kind of structural schematic diagram of electric shaver described in the utility model embodiment one.
Fig. 6 is the structural schematic diagram of another body assembly described in the utility model embodiment one.
Fig. 7 is the structural schematic diagram of multipole magnetization magnet described in the utility model embodiment three.
Marked the names of the parts are as follows in figure:
1, body assembly；101, ontology；102, driving unit；1021, motor；1022, drive shaft；103, the second magnet；
104, end cap；105, cavity；2, cutter head assembly；201, shell；202, interconnecting piece；203, the first magnet；204, bottom cover；205, it passes
Moving axis；3, boss；4, raised；5, groove.
Specific embodiment
The content of the utility model is described in detail with reference to the accompanying drawing.
Embodiment one:
As shown in Figure 1, a kind of magnetic-type electric shaver, including body assembly 1, cutter head assembly 2, cutter head assembly 2 are located at
On body assembly 1, the body assembly 1 includes ontology 101 and the driving unit 102 in ontology 101, the cutter head assembly
2 include the gear unit of moving knife unit, the shell 201 for being used to support moving knife unit and transmitting power, and the driving unit 102 wraps
Include motor 1021 and drive shaft 1022, wherein fixing assembling has the first magnet 203 to make the cutter head assembly 2 in the shell 201
Cooperate with 1 magnetic of body assembly, first magnet 203 is sealingly disposed in shell 201.In this example, gear unit also wraps
First gear component is included, there are three moving knife unit tools, realizes by the effect of driving unit 102 and gear unit while driving three
A moving knife unit rotation；The size of output torque as needed, driving unit 102 can also include second gear component.
Magnet sealed is arranged in cutter head assembly 2, so that cutter head assembly 2 is during repeated disassembled and assembled, magnet surface will not
It is scratched, when being rinsed with water, water will not be entered inside cutter head assembly 2 by the fit-up gap between magnet and shell 201, peace
Full waterproof.
The shell 201 has the interconnecting piece 202 connecting with body assembly 1, and the interconnecting piece 202, which is equipped with, accommodates the magnetic
The accommodating chamber of body, the cutter head assembly 2 further include bottom cover 204, and bottom cover 204 and interconnecting piece 202 can pass through sealing ring and button bit knot
Magnetic is sealingly disposed in accommodating chamber by the structure time, and benefit is easy for carrying out dismounting repairing to cutter head assembly 2；It can also be with bottom cover
Magnet sealed setting is made bottom cover 204 by ultrasonic welding with interconnecting piece 202 in accommodating chamber, after ultrasonic welding and held by 204
Receive chamber surface there is no gap, when being rinsed with water, water will not be entered inside cutter head assembly 2 due to the setting of magnet, be extended
The service life of shaver, structure is simpler, and assembly is more easier；
The bottom cover 204 has the first groove 5, and the magnet is set in the first groove 5.Realize that magnet is securely fitted in the
In one groove 5, the assembly reliability of magnet is improved, magnet shifts when preventing shaver from dropping, and influences cutter head assembly 2 and main body group
The cooperation of part 1.First magnet 203 is annular and the first groove 5 is annular groove；Or first magnet 203 have it is multiple,
Corresponding first groove 5 also has multiple；Or first magnet 203 have multiple, the first groove 5 be annular groove.
In this example, the gear unit includes transmission shaft 205, and the bottom cover 204 has first through hole, the transmission shaft
205 protrude into the first through hole, and the magnet is arranged around transmission shaft 205.Make the suction-combining force of cutter head assembly 2 and body assembly 1
It is uniformly distributed, guarantees the stationarity of shaver during the work time.It is realized by the hard contact of transmission shaft 205 and drive shaft 1022
Transmission, such infrastructure cost is low, realizes the real-time Transmission of power.
It is equipped with the second magnet 103 in the ontology 101, the distance between first magnet 203 and the second magnet 103 are
L, 0.5mm≤L≤5mm.By being respectively provided with magnet in shell 201 and ontology 101, increases magnetic force, be cutter head assembly 2 and ontology
101 component magnetic are reliable, and L=0.5mm is the minimum range for guaranteeing the first magnet 203 and the second magnet 103 and reliably sealing, as L >
When 5mm, in order to guarantee the reliable magnetic of cutter head assembly 2 and body assembly 1, large volume of magnet is needed, will increase cost, increased
Big machine volume.L=1.2mm in this example.
The body assembly 1 further includes end cap 104, and the end cap 104 has the second groove 5, and the second magnet 103 is set to the
In two grooves 5, the end cap 104 and 101 ultrasonic welding of ontology.Benefit is that sealing is relatively reliable, keeps host washable, second
Magnet 103 is securely fitted in the second groove 5, and the second magnet 103 is fallen out when preventing host component from falling, influence using.
The end cap 104 has the second through-hole, and the drive shaft 1022 stretches out the second through-hole, second magnet 103 around
Drive shaft 1022 is arranged.It is uniformly distributed cutter head assembly 2 and the suction-combining force of body assembly 1, guarantees shaver during the work time
Stationarity.Second magnet 103 is annular and the second groove 5 is annular groove；Or second magnet 103 have multiple, phase
The second groove 5 answered also has multiple；Or second magnet 103 have multiple, the second groove 5 be annular groove.
First magnet 203 and the first groove 5 can by way of close-fitting or injection molding with 204 fixing assembling of bottom cover；Second
Magnet 103 and the second groove 5 can also by way of close-fitting or injection molding with 204 fixing assembling of bottom cover.
As shown in Fig. 2 to 6, the shell 201 has the interconnecting piece 202 connecting with main body, has above the ontology 101
Cavity 105, the interconnecting piece 202 are cooperated with cavity 105 by anti-rotation structure.In such cases, anti-rotation structure is interconnecting piece 202
With the spinner fit structure of 105 side wall of cavity；Or 5 fit structure of protrusion 4 and groove of interconnecting piece 202 and 105 side wall of cavity；
Or 5 fit structure of protrusion 4 and groove of interconnecting piece 202 and 105 bottom wall of cavity.
Alternatively, the shell 201 has the interconnecting piece 202 connecting with main body, have described in accommodating above the ontology 101
The boss 3 of interconnecting piece 202, the interconnecting piece 202 are cooperated with boss 3 by anti-rotation structure.In such cases, anti-rotation structure is to connect
The spinner fit structure of socket part 202 and boss 3；Or 5 fit structure of protrusion 4 and groove of interconnecting piece 202 and 3 side wall of boss.
Alternatively, the shell 201 has the interconnecting piece 202 connecting with main body, have described in accommodating above the ontology 101
The cavity 105 and boss 3 of interconnecting piece 202, the interconnecting piece 202 are cooperated with boss 3 by anti-rotation structure.Anti-rotation in such cases
Structure is the side wall spinner fit structure of interconnecting piece 202 and cavity 105；Or the spinner cooperation of interconnecting piece 202 and 3 side wall of boss
Structure；Or 5 fit structure of protrusion 4 and groove of interconnecting piece 202 and 105 side wall of cavity；Or interconnecting piece 202 and 3 side of boss
5 fit structure of protrusion 4 and groove of wall；Or 5 fit structure of protrusion 4 and groove of interconnecting piece 202 and 105 bottom wall of cavity.
The setting position of protrusion 4 and groove 5 described in above example can be interchanged.It should be understood that protrusion 4 or recessed
Slot 5 can be set on bottom cover 204.
Interval setting cavity 105 and/or boss 3 above ontology 101, anti-rotation structure can be to be spaced on interconnecting piece 202
Corresponding boss 3 and/or cavity 105 are set, so that realizing prevents the actuation of cutter head assembly 2 and body assembly 1 from shifting.
Embodiment two:
The difference between this embodiment and the first embodiment lies in magnet, Ling Yiwei is arranged in one of the shell 201 and ontology 101
With the body of magnetic material of magnet cooperation.Benefit is can to reduce cost by the application of body of magnetic material, complex degree of structure can
To reduce, and do not influence magnet effect.
When in shell 201 be equipped with magnet when, ontology 101 can be made of metal material (such as iron, cobalt, nickel or its conjunction
Gold) or with magnet cooperation absorption part be made of metal；When being equipped with magnet in ontology 101, shell 201 is by made of metal
At or shell 201 on be made of metal in the part of magnet absorption.
Embodiment three:
The difference of the present embodiment and embodiment one or embodiment two is the difference of driving method, embodiment one and embodiment
Two kind of drive is contact transmission, and the kind of drive in the present embodiment is non-contact transmission.More specifically, described
The first magnet 203 connect with gear unit is equipped in shell 201, equipped with connecting with drive shaft 1022 in the ontology 101
Second magnet 103, the first magnet 203 and the second magnet 103 are multipole magnetization magnet (as shown in Figure 7), the moving knife unit
Rotation is driven under the action of driving unit 102, the second magnet 103, the first magnet 203 and gear unit.Multipole magnetization magnet
Refer to the subregion that there are at least two different magnetic poles on same surface, it can be 2,4,6,8 that subregion number, which is even number,
It is a etc., preferably 4,4 magnetic pole subregions are all had on the first magnet 203 and the opposite face of the second magnet 103.
Above embodiment is only the optimal enforcement mode of the utility model, is not the whole embodiments of the utility model,
Principle according to the present utility model, those skilled in the art can make various modifications, without departing from the essence of the utility model
Mind should belong to range defined in claim described in the utility model.
Claims (10)
1. a kind of magnetic-type electric shaver, including body assembly, cutter head assembly, cutter head assembly are located on body assembly, described
Body assembly includes ontology and is set to intrinsic driving unit, and the cutter head assembly includes moving knife unit, is used to support moving knife
The shell of unit and the gear unit for transmitting power, the driving unit includes motor and drive shaft, which is characterized in that the shell
Fixing assembling has magnet to cooperate the cutter head assembly and body assembly magnetic in body and/or ontology, the magnet sealed setting
In shell and/or ontology.
2. electric shaver according to claim 1, which is characterized in that the shell has the company connecting with body assembly
Socket part, the interconnecting piece are equipped with the accommodating chamber for accommodating the magnet, and the cutter head assembly further includes bottom cover, the bottom cover with connect
Magnet sealed is arranged in accommodating chamber by ultrasonic welding for portion.
3. electric shaver according to claim 2, which is characterized in that the bottom cover has the first groove, the magnet
In the first groove.
4. electric shaver according to claim 2, which is characterized in that the bottom cover has first through hole, the transmission
Unit includes transmission shaft, and the transmission shaft protrudes into the first through hole, and the magnet is arranged around transmission shaft.
5. electric shaver according to claim 1, which is characterized in that the body assembly further includes end cap, the end
Lid has the second groove, and the magnet is set in the second groove, the end cap and ontology ultrasonic welding.
6. electric shaver according to claim 5, which is characterized in that the end cap has the second through-hole, the driving
Axis stretches out the second through-hole, and the magnet is arranged around drive shaft.
7. according to claim 1 to electric shaver described in 6 any one, which is characterized in that be equipped with first in the shell
Magnet, is equipped with the second magnet in the ontology, and the distance between first magnet and the second magnet are L, and 0.5mm≤L≤
5mm。
8. according to claim 1 to electric shaver described in 6 any one, which is characterized in that the cutter head assembly and main body
Component is connected by anti-rotation structure.
9. according to claim 1 to electric shaver described in 6 any one, which is characterized in that one of the shell and ontology
Magnet, another body of magnetic material to cooperate with magnet are set.
10. electric shaver described according to claim 1 or 2 or 3 or 5, which is characterized in that be equipped with and transmission in the shell
First magnet of unit connection, interior the second magnet being equipped with driving axis connection of the ontology, the first magnet and the second magnet are equal
For multipole magnetization magnet, the moving knife unit drives under the action of driving unit, the second magnet, the first magnet and gear unit
Rotation.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116646.6U CN208614838U (en) | 2018-07-13 | 2018-07-13 | A kind of magnetic-type electric shaver |
| PCT/CN2019/095860 WO2020011260A1 (en) | 2018-07-13 | 2019-07-12 | Magnetic attraction type electric razor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821116646.6U CN208614838U (en) | 2018-07-13 | 2018-07-13 | A kind of magnetic-type electric shaver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208614838U true CN208614838U (en) | 2019-03-19 |
Family
ID=65705524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821116646.6U Ceased CN208614838U (en) | 2018-07-13 | 2018-07-13 | A kind of magnetic-type electric shaver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208614838U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020011260A1 (en) * | 2018-07-13 | 2020-01-16 | 焕醒科技（杭州）有限公司 | Magnetic attraction type electric razor |
| CN111941472A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Transmission mechanism for electric shaver and electric shaver with same |
| CN111941471A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Electric shaver convenient to dismouting |
| CN111941473A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Electric shaver |
| CN112008770A (en) * | 2019-05-28 | 2020-12-01 | 焕醒科技（杭州）有限公司 | Electric shaver capable of floating integrally |
| CN116061238A (en) * | 2021-12-25 | 2023-05-05 | 宫志鹏 | Electric rotary shaver |
-
2018
- 2018-07-13 CN CN201821116646.6U patent/CN208614838U/en not_active Ceased
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020011260A1 (en) * | 2018-07-13 | 2020-01-16 | 焕醒科技（杭州）有限公司 | Magnetic attraction type electric razor |
| CN111941472A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Transmission mechanism for electric shaver and electric shaver with same |
| CN111941471A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Electric shaver convenient to dismouting |
| CN111941473A (en) * | 2019-05-17 | 2020-11-17 | 焕醒科技（杭州）有限公司 | Electric shaver |
| CN112008770A (en) * | 2019-05-28 | 2020-12-01 | 焕醒科技（杭州）有限公司 | Electric shaver capable of floating integrally |
| CN116061238A (en) * | 2021-12-25 | 2023-05-05 | 宫志鹏 | Electric rotary shaver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20200702 Decision number of declaring invalidation: 45153 Granted publication date: 20190319 |