CN208332356U - It is a kind of to use safe electric ceramic heaters - Google Patents
It is a kind of to use safe electric ceramic heaters Download PDFInfo
- Publication number
- CN208332356U CN208332356U CN201820680124.2U CN201820680124U CN208332356U CN 208332356 U CN208332356 U CN 208332356U CN 201820680124 U CN201820680124 U CN 201820680124U CN 208332356 U CN208332356 U CN 208332356U
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- China
- Prior art keywords
- fuse
- link
- heat
- generating disc
- positioning plate
- 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.)
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- 239000000919 ceramic Substances 0.000 title claims abstract description 25
- 206010037660 Pyrexia Diseases 0.000 claims description 13
- 210000003734 kidney Anatomy 0.000 claims description 8
- 230000002035 prolonged effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 8
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Fuses (AREA)
Abstract
The utility model discloses a kind of electric ceramic heaters, it is simple to provide a kind of structure, cavity temperature is more than that setting value can be automatically cut off the power, high sensitivity, safe and reliable uses safe electric ceramic heaters, it is very random to solve fuse-link installation position existing in the prior art, cause fuse-link movement insensitive, cavity temperature will not still play a protective role when being more than setting value, security reliability is poor, there are the technical problems of fire hazard etc., it includes shell and heat-generating disc and wiring board in housing accommodating chamber, heat-generating disc is electrically connected in the circuit board by conducting wire, fuse-link is in series on the conducting wire, the heat-generating disc is equipped with fuse-link locating support, the fuse-link locating support includes the fixed part for being fixed on the heat-generating disc, and it is connected with the fixed part and extends to the clamping part outside heat-generating disc, the fuse-link clip It holds and is fixed on the clamping part, so that the fuse-link is arranged close to the heat-generating disc.
Description
Technical field
The utility model relates to a kind of electric ceramic heaters more particularly to a kind of structure are simple, cavity temperature is more than setting value
It automaticallys cut off the power, high sensitivity, safe and reliable uses safe electric ceramic heaters.
Background technique
Electric ceramic heaters start popularization and application as a kind of cooking apparatus in people's daily life, in order to improve electric ceramic heaters
Fuse-link is usually arranged in safety in utilization in electric ceramic heaters, it is ensured that when cavity temperature is more than setting value, is cut automatically by fuse-link
Power-off source prevents machine from burning machine risk, guarantees product safety, but the electric ceramic heaters fuse-link sold on existing market is generally existing such as
Lower problem: first is that the selection higher fuse-link specification of fusing-off temperature, thus cause internal components temperature rise overstep the extreme limit temperature when it is molten
Disconnected body will not still fuse, and easily lead to fire;Second is that fuse-link installation position is very random, be placed on the lower region of temperature rise or
Beside person electronic circuit board, whens improper test experiments, will not still be protected, and fuse-link is caused to act insensitive, security reliability
Difference, there are certain fire hazards.
Summary of the invention
For the utility model mainly there is provided a kind of structure is simple, cavity temperature is more than that setting value can automatically cut off electricity
Source, high sensitivity is safe and reliable using safe electric ceramic heaters, and it is non-to solve fuse-link installation position existing in the prior art
Chang Suiyi causes fuse-link movement insensitive, and cavity temperature will not still play a protective role when being more than setting value, security reliability
Difference, there are the technical problems of fire hazard etc..
Above technical problems of the utility model are mainly solved by the following technical scheme: a kind of using safe
Electric ceramic heaters, heat-generating disc and wiring board including shell and in housing accommodating chamber, heat-generating disc is electrically connected online by conducting wire
On the plate of road, wherein be in series with fuse-link on the conducting wire, the heat-generating disc is equipped with fuse-link locating support, the fusing
Body locating support includes the fixed part for being fixed on the heat-generating disc, and is connected with the fixed part and extends to outside heat-generating disc
Clamping part, the fuse-link are clamped on the clamping part, so that the fuse-link is arranged close to the heat-generating disc.It is logical
The setting fuse-link locating support on heat-generating disc is crossed, the clamping part of fuse-link locating support is extended to outside heat-generating disc and gripped
Firmly fuse-link, to keep the distance between fuse-link and heat-generating disc fixed and be arranged close to heat-generating disc, when machine breaks down, and
When inner cavity temperature is more than setting value, fuse-link is the sensitive perception inner cavity temperature that can be synchronized and automaticallys cut off the power, high sensitivity,
Machine ignition risk is prevented, ensure that product safety, overall structure is simple, avoids the generation of the safety accidents such as fire, pacifies
It is complete reliable.
Preferably, the fixed part includes lower positioning plate and upper positioning plate, the clamping part includes arc collet, lower fixed
One end of position plate upwardly extends to form arc collet outward, and the surface that the open end of arc collet carries over lower positioning plate again extends shape
At upper positioning plate, upper positioning plate and lower positioning plate are horizontally fixed on heat-generating disc bottom surface, and fuse-link is clamped to arc collet
It is interior.The fusing that arc collet between being connected to upper and lower positioning plate one end by upper and lower positioning plate disposed in parallel and integral type is constituted
Body locating support, molding is simple, and fuse-link positioning method is simple and reliable.
Preferably, the fixed part includes lower positioning plate disposed in parallel and upper positioning plate, the clamping part includes arc
Clevis set, at one of lower positioning plate and upper positioning plate with being equipped with the arc collet, the open end one of arc collet between side
Body formula is connected to corresponding lower positioning plate and upper positioning plate end, and arc collet is relative between lower positioning plate and upper positioning plate
Split is symmetric.Arc between upper and lower positioning plate one end is connected to by upper and lower positioning plate disposed in parallel and integral type
The fuse-link locating support that collet is constituted, and arc collet divides relative to the split between lower positioning plate and upper positioning plate in symmetrical
When cloth, not only molding is simple, and does not need to distinguish front and back sides when in use, improves production efficiency, and simplify mold.
More preferably, circular locating openings are equipped in one of the lower positioning plate and upper positioning plate, it is another to be equipped with and determine
The corresponding kidney slot in position hole.Circular location hole and corresponding kidney slot are set, caused fusing when misplacing of two holes is prevented
The fixed installation of body locating support is difficult, improves the efficiency of production.
More preferably, lower concave bar or groove are respectively equipped on arc collet corresponding with the fuse-link both ends.Pass through
Lower concave bar or groove are respectively set on the corresponding arc collet in fuse-link both ends, lower concave bar and groove can effectively prevent fusing
Body moves left and right, the consistency of the accurate precision for guaranteeing thermometric and product, when arc collet both ends use groove structure, due to
The corresponding arc collet wall thickness of groove is relatively thin, after fuse-link is placed between left and right two grooves in corresponding arc collet, then
It is inwardly clamped using hand or tool, the both ends of arc collet, which carry over the flattening of groove position distortions, to be fixed on arc for fuse-link
In clevis set.
More preferably, outside the arc collet that the fuse-link both ends extend to, and the corresponding fusing outside arc collet
Body both ends are banded with band respectively.Outside the arc collet that fuse-link both ends extend to, corresponding fuse-link both ends outside arc collet
It binding band respectively again, i.e., positioning function is realized by band, fixed form is simple, and fuse-link locating support width is reduced,
Material cost is saved.
Preferably, the heat-generating disc includes fever disk casing, the edge of heat-generating disc extends outward to form several positioning
Trunnion, the location hole that fuse-link locating support passes through on positioning lug are fixed on fever disk casing.Heat-generating disc passes through edge
Positioning lug is fixed, it is ensured that and heat-generating disc is reliably fixed, and fuse-link locating support is fixed on corresponding positioning hole on positioning lug,
Installation is fixed to fuse-link locating support it is not necessary that location hole is separately provided, production process is simplified, improves production efficiency.
Preferably, the heat-generating disc includes fever disk casing, the edge of heat-generating disc extends outward to form several positioning
Trunnion, fuse-link locating support are set to the connecting terminal of heat-generating disc and corresponding heat-generating disc between the positioning lug of close connecting terminal
On enclosure bottom.Fuse-link locating support is individually fixed on the fever disk casing of connecting terminal, and fuse-link is facilitated to position
The location and installation of bracket.
Preferably, the center of the fuse-link between heat-generating disc at a distance from be 2mm to 20mm.By in control fuse-link
The heart selects the temperature specification value of fuse-link at a distance from heat-generating disc, high apart from nearly temperature, then selects higher temperature specification value, such as away from
It is low from remote temperature, then select temperature specification to be worth low fuse-link, reasonable distance, convenient for selecting using different temperatures specification value
Fuse-link.
Preferably, being arranged with silica gel fiber sleeve outside the fuse-link.By in fusing extracorporeal set silica gel fiber
Casing can be effectively isolated fuse-link, accurately guarantee temperature measurement accuracy.
Therefore, a kind of of the utility model is had an advantage that using safe electric ceramic heaters
1, fusing mounting structure is simple and easy, high production efficiency, and production cost is low;
2, fuse-link is placed near heat-generating disc, can quick fuse protection machine safety when machine has hidden danger;
3, by that fuse-link can be effectively prevent mobile and deviation in fuse-link locating support both ends setting concave bar or groove,
The consistency for guaranteeing product when fuse-link temperature measurement accuracy and batch production, reduces machine-spoiled rate and maintenance rate, save production and
After cost.
Detailed description of the invention:
Fig. 1 is a kind of structural schematic diagram using safe electric ceramic heaters of the utility model;
Partial internal structure schematic diagram when Fig. 2 is the first embodiment;
Partial internal structure schematic diagram when Fig. 3 is second of embodiment;
Fig. 4 is the partial structural diagram of the utility model;
Fig. 5 is a kind of structural schematic diagram of fuse-link locating support in the utility model;
Fig. 6 is another structural schematic diagram of fuse-link locating support in the utility model;
Fig. 7 is the side view of Fig. 5;
Fig. 8 is another structural schematic diagram of fuse-link locating support in the utility model.
Specific embodiment:
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1:
As depicted in figs. 1 and 2, the utility model is a kind of using safe electric ceramic heaters, including rectangular shell 1 and level
It is fixed on the heat-generating disc 2 and wiring board 3 of 1 accommodating chamber two sides of shell, includes that fever disk casing 5 and setting are being generated heat in heat-generating disc 2
Heating wire in disk casing 5, the edge of heat-generating disc 2 extend to form three positioning lugs 13, three positioning lugs 13 horizontally outward
Along the circumferential direction uniformly distributed, heat-generating disc 2 is fixed in shell 1 by positioning lug 13, and heat-generating disc 2 is connected electrically in further through conducting wire 4
On wiring board 3, fuse-link 6 of connecting on conducting wire 4, equipped with for clamping on 5 bottom surface of fever disk casing corresponding with fuse-link 6
The fuse-link locating support 7 of fixed fuse-link 6, in order to reasonably lay electric appliance circuits, fuse-link locating support 7 is located at heat-generating disc
Between 2 connecting terminal and the positioning lug 13 of close connecting terminal on corresponding 5 bottom surface of fever disk casing.Simultaneously in order to effective
Fuse-link 6 is isolated, accurately guarantees its temperature measurement accuracy, casing 14 is further sleeved with outside fuse-link 6, described sleeve pipe can be pyrocondensation
Pipe, silica gel fibre pipe etc..Due to fuse-link 6 between heat-generating disc 2 at a distance from it is close when temperature it is high, then select higher temperature specification value, such as
The two apart from it is remote when temperature it is low, then select temperature specification to be worth low fuse-link 6, therefore advise for the ease of selection using suitable temperature
The fuse-link 6 of lattice value, should reasonably be set and controlled fuse-link 6 between heat-generating disc 2 at a distance from, the center of the fuse-link and hair
Distance between hot plate is 2mm to 20mm.Preferably, the center of fuse-link 6 in the present embodiment between heat-generating disc 2 at a distance from control
System is within the scope of 4mm to 8mm.Heat-generating disc 2 is fixed on shell 1 by the positioning lug 13 at edge, it is ensured that heat-generating disc 2 can pacify
Complete reliable positioning, by the way that fuse-link locating support 7 is arranged on fever 5 bottom surface of disk casing, fuse-link locating support 7 is extended to
Heat-generating disc 2 is outer and the fuse-link 6 that is clamped, so that 6 bodies that make to fuse are close to heat-generating disc 2, when machine breaks down, and inner cavity temperature
When degree is more than setting value, fuse-link 6 is the sensitive perception inner cavity temperature that can be synchronized and automaticallys cut off the power that high sensitivity prevents
Machine ignition risk, ensure that product safety, overall structure is simple, avoids the generation of the safety accidents such as fire, safely may be used
By property height.
As shown in Fig. 4, Fig. 5 and Fig. 7, fuse-link locating support 7 therein includes the fixation for being fixed on the heat-generating disc 2
Portion, and be connected with the fixed part and extend to the clamping part outside heat-generating disc, the fuse-link is clamped to the clamping
In portion.The fixed part includes lower positioning plate 71 and upper positioning plate 73, and the clamping part includes arc collet.Lower positioning plate 71
Outboard end upwardly extends to form arc collet 72 outward, and the upper opening end of arc collet 72 carries over the surface of lower positioning plate 71 again
Extend to form positioning plate 73, the inner end flush of the inner end of upper positioning plate 73 and lower positioning plate 71, in lower positioning plate 71
Middle part be provided with location hole 8, be provided with kidney slot 9 on upper positioning plate 73 corresponding with location hole 8, kidney slot 9 is positioned along fuse-link
The split direction of bracket 7 extends, and screw passes through fuse-link locating support 7 is horizontal after location hole 8 and kidney slot 9 from the bottom to top
It is fixed on fever 5 bottom surface of disk casing, arc collet 72 is located at outside fever disk casing 5, and fuse-link 6 is clamped to arc collet
In 72, it is connected to outside upper positioning plate 73 and lower positioning plate 71 by upper positioning plate 73 disposed in parallel and lower positioning plate 71 and integral type
The fuse-link locating support 7 that arc collet 72 between side is constituted, molding is simple, and 6 positioning method of fuse-link is simple and reliable, and is
Prevent fuse-link 6 from moving left and right in arc collet 72, to guarantee the precision of thermometric and the consistency of product, with fuse-link 6
Punch forming one lower concave bar 10 separately down on the corresponding arc collet 72 in both ends.It 71 is set further through on lower positioning plate simultaneously
It sets circular location hole 8, kidney slot 9 is set on upper positioning plate 73, prevent two holes caused fuse-link locating support 7 when misplacing
Difficulty is fixedly mounted, improves the efficiency of production.It of courses, circular locating openings 8 can also be arranged on upper positioning plate 73, it will
Kidney slot 9 is arranged on lower positioning plate 71.Optionally, fuse-link locating support 7 is made of metal sheet, such as aluminium flake,
With certain conductive force, the protection timeliness of fuse-link can be increased.
As shown in fig. 6, lower concave bar 10 also could alternatively be groove 11, i.e., at the both ends of arc collet 72, correspondence opens up groove
11.Since corresponding 72 wall thickness of arc collet of groove 11 is relatively thin, fuse-link 6 is placed on corresponding between left and right two grooves 11
After in arc collet 72, the arc collet 72 outside hand or the inside clamping recess 11 of tool, the both ends of arc collet 72 are reused
Carrying over the flattening of 11 position distortions of groove can be fixed on fuse-link 6 in arc collet 72.
In order to save material cost, it is simplified to fix structure, the nylon cable tie binding and fixing of fuse-link 6 can also melted
Disconnected body locating support 7, when using this fixed form, outside the arc collet 72 that the both ends of fuse-link 6 symmetrically extend to, and in arc
Corresponding 6 both ends of fuse-link bind nylon cable tie respectively outside clevis set 72.Positioning function, fixation side are realized by nylon cable tie
Formula is simple, reduces fuse-link locating support width, to save material cost.
Embodiment 2:
As shown in figure 3, in the present embodiment, having made further optimization to the installation site of fuse-link locating support 7.Tool
Body is that fuse-link locating support 7 is fixed on fever disk casing 5 together with positioning lug 13.Heat-generating disc 2 is determined by edge
Position trunnion 13 is fixed on shell 1, it is ensured that heat-generating disc 2 is reliably fixed, and fuse-link locating support 7 is fixed on right on positioning lug 13
The positioning hole answered is fixed installation to fuse-link locating support 7 it is not necessary that location hole is separately provided, simplifies production process,
Improve production efficiency.Rest part is identical with embodiment 1.
Embodiment 3:
As shown in figure 8, in the present embodiment, having made further optimization to fuse-link locating support 7.Specifically, fusing
Body locating support 7 includes lower positioning plate 71 and the parallel upper positioning plate 73 set on lower 71 top of positioning plate, in lower 71 He of positioning plate
The both ends of arc collet 72 are connected between the outboard end of upper positioning plate 73, the open end integral type of arc collet 72 is connected to correspondence
73 end of lower positioning plate 71 and upper positioning plate, and arc collet 72 is relative between lower positioning plate 71 and upper positioning plate 73 points
Face is symmetric.Arc collet between upper and lower positioning plate one end is connected to by upper and lower positioning plate disposed in parallel and integral type
The 72 fuse-link locating supports 7 constituted, and arc collet 72 is in relative to the split between lower positioning plate 71 and upper positioning plate 73
When symmetrical, not only molding is simple, and does not need to distinguish front and back sides when in use, improves production efficiency, and simplify mold.
Rest part is identical with embodiment 1 or embodiment 2.
Specific embodiment described herein is only to give an example to the design of the utility model.The utility model
Person of ordinary skill in the field can make various modifications or additions to the described embodiments or using class
As mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. it is a kind of using safe electric ceramic heaters, including shell (1) and the heat-generating disc (2) and route that are set in shell (1) accommodating chamber
Plate (3), heat-generating disc (2) are connected electrically on wiring board (3) by conducting wire (4), it is characterised in that: are connected on the conducting wire (4)
Have fuse-link (6), the heat-generating disc (2) is equipped with fuse-link locating support (7), and the fuse-link locating support (7) includes solid
Due to the fixed part of the heat-generating disc (2), and it is connected with the fixed part and extends to the clamping part of heat-generating disc (2) outside, institute
It states fuse-link (6) to be clamped on the clamping part, so that the fuse-link (6) is arranged close to the heat-generating disc (2).
2. a kind of safe electric ceramic heaters are used according to claim 1, it is characterised in that: the fixed part includes lower positioning
Plate (71) and upper positioning plate (73), the clamping part include arc collet, and one end of the lower positioning plate (71) is prolonged upwards outward
It stretches to form the arc collet (72), the surface that the open end of arc collet (72) carries over lower positioning plate (71) again extends to form institute
It states positioning plate (73), upper positioning plate (73) and lower positioning plate (71) are horizontally fixed on heat-generating disc (2) bottom surface, fuse-link (6)
It is clamped in arc collet (72).
3. a kind of safe electric ceramic heaters are used according to claim 1, it is characterised in that: the fixed part includes setting in parallel
The lower positioning plate (71) and upper positioning plate (73) set, the clamping part includes arc collet, in lower positioning plate (71) and upper positioning
One of plate (73) is connected to correspondence with the arc collet (72), the open end integral type of arc collet (72) is equipped between side
Lower positioning plate (71) and upper positioning plate (73) end, and arc collet (72) is relative to lower positioning plate (71) and upper positioning plate
(73) split between is symmetric.
4. a kind of safe electric ceramic heaters are used according to claim 2 or 3, it is characterised in that: the lower positioning plate (71)
With one of in the upper positioning plate (73) be equipped with circular locating openings (8), the lower positioning plate (71) and the upper positioning
It is another equipped with kidney slot (9) corresponding with the location hole (8) in plate (73).
5. a kind of safe electric ceramic heaters are used according to claim 2 or 3, it is characterised in that: with the fuse-link (6) two
It holds and is respectively equipped with lower concave bar (10) or groove (11) on corresponding arc collet (72).
6. a kind of safe electric ceramic heaters are used according to claim 2 or 3, it is characterised in that: fuse-link (6) both ends
The arc collet (72) extended to outside, and is banded with band in corresponding fuse-link (6) both ends outside in arc collet (72) respectively.
7. a kind of safe electric ceramic heaters are used according to claim 1 or 2 or 3, it is characterised in that: the heat-generating disc (2)
Including generating heat disk casing (5), the edge of heat-generating disc (2) extends outward to form several positioning lugs (13), fuse-link positioning branch
The location hole that frame (7) passes through on positioning lug (13) is fixed in fever disk casing (5).
8. a kind of safe electric ceramic heaters are used according to claim 1 or 2 or 3, it is characterised in that: the heat-generating disc (2)
Including generating heat disk casing (5), the edge of heat-generating disc (2) extends outward to form several positioning lugs (13), fuse-link positioning branch
Frame (7) is set to the connecting terminal of heat-generating disc (2) and corresponding fever disk casing (5) between the positioning lug (13) of close connecting terminal
On bottom surface.
9. a kind of safe electric ceramic heaters are used according to claim 1 or 2 or 3, it is characterised in that: the fuse-link (6)
Center between heat-generating disc (2) at a distance from be 2mm to 20mm.
10. a kind of safe electric ceramic heaters are used according to claim 1 or 2 or 3, it is characterised in that: in the fuse-link
(6) casing (14) are arranged with outside.
Priority Applications (1)
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CN201820680124.2U CN208332356U (en) | 2018-05-08 | 2018-05-08 | It is a kind of to use safe electric ceramic heaters |
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CN201820680124.2U CN208332356U (en) | 2018-05-08 | 2018-05-08 | It is a kind of to use safe electric ceramic heaters |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111741733A (en) * | 2019-01-18 | 2020-10-02 | 深圳盈嘉健康科技有限公司 | Face beautifying device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111741733A (en) * | 2019-01-18 | 2020-10-02 | 深圳盈嘉健康科技有限公司 | Face beautifying device |
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