CN109199126A - Protective device and electric appliance equipped with the protective device - Google Patents
Protective device and electric appliance equipped with the protective device Download PDFInfo
- Publication number
- CN109199126A CN109199126A CN201811366803.3A CN201811366803A CN109199126A CN 109199126 A CN109199126 A CN 109199126A CN 201811366803 A CN201811366803 A CN 201811366803A CN 109199126 A CN109199126 A CN 109199126A
- Authority
- CN
- China
- Prior art keywords
- protective device
- barrier
- barrier sheet
- outlet
- rotation axis
- 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.)
- Pending
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 42
- 230000004888 barrier function Effects 0.000 claims abstract description 96
- 238000010276 construction Methods 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims description 2
- 241000238631 Hexapoda Species 0.000 abstract description 13
- 238000004891 communication Methods 0.000 abstract description 5
- 230000002452 interceptive effect Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Catching Or Destruction (AREA)
Abstract
The present invention relates to a kind of protective device and equipped with the electric appliance of the protective device, protective device includes: support construction, defines to form connection air duct；Barrier structure, is installed on support construction, and barrier structure includes the barrier sheet component that at least one can be rotated relative to support construction；Driving structure is connected to barrier structure；Wherein, driving structure can drive all barrier sheet components to rotate relative to support construction, so that barrier structure is in the closed state in closed communication air duct or the open state in open communication air duct.Above-mentioned protective device can need to control barrier structure and be in closed state or open state according to different.When inlet and outlet has airflow, the barrier structure flowing in the open state without interfering air-flow；When inlet and outlet does not have airflow, barrier structure is in closed state, and inlet and outlet can be completely covered in the orthographic projection on inlet and outlet, so that insect etc. be prevented to enter inlet and outlet.
Description
Technical field
The present invention relates to electrical device manufacturing fields, more particularly to a kind of protective device and equipped with the electric appliance of the protective device.
Background technique
With social progress and improvement of living standard, the electric appliances such as electric cooker widely enter people's lives already,
Greatly improve people's lives quality.
It is desirable to which many electric appliances of heat dissipation radiate by opening up the internal inlet and outlet for being equipped with blower, machine is avoided
Device internal temperature is excessively high.But in order to guarantee heat dissipation effect, the opening of inlet and outlet is larger, it is difficult to have insect with avoiding logical
It crosses inlet and outlet to enter inside machine and damage the structures such as mainboard, affects the normal work of electric appliance, greatly reduce electric appliance
Service life.
Summary of the invention
Based on this, it is necessary to aiming at the problem that inlet and outlet is easily accessible insect, provide a kind of anti-with insect prevention function
Protection unit and electric appliance equipped with the protective device.
A kind of protective device, the protective device include:
Support construction defines to form connection air duct；
Barrier structure, is installed on the support construction, and the barrier structure includes that at least one can the relatively described support knot
The barrier sheet component of structure rotation；And
Driving structure is connected to the barrier structure；
Wherein, the driving structure can drive all barrier sheet components to rotate relative to the support construction, so that institute
State the open state that barrier structure is in the closed state for closing the connection air duct or the open connection air duct.
Above-mentioned protective device, can according to it is different need to control barrier structure be in closed state or open state with change connect
The state of ventilating duct.When inlet and outlet needs airflow, barrier structure is in the open state without interfering air-flow
Flowing；When inlet and outlet is not necessarily to airflow, barrier structure is in closed state, and barrier sheet component is in inlet and outlet
On orthographic projection inlet and outlet can be completely covered, thus prevent insect etc. biology enter inlet and outlet, avoid be equipped with the air inlet/outlet
The device of mouth is by biological damages such as insects.
The barrier structure includes multiple barrier sheet components being arranged successively in one of the embodiments,；When the resistance
Keep off structure in the closure state, the barrier sheet component is successively overlapped along orientation.
Each barrier sheet component includes rotation axis and is fixed in the rotation axis in one of the embodiments,
Barrier sheet main body, the central axis of the rotation axis are the pivot center of the barrier sheet component, and the rotation axis is rotationally
It is installed on the support construction and is sequentially connected with the driving structure.
The support construction offers mounting groove in one of the embodiments, and the rotation axis is arranged in the installation
Slot.
The rotation axis is circumferentially arranged with limit rib in one of the embodiments, and the limit rib is in the barrier sheet
Cooperate shifting of the rotation axis on the pivot center direction to limit with the support construction on the pivot center direction of component
It is dynamic.
In one of the embodiments, each barrier sheet component be equipped at least one driving swing rod, it is described at least
One driving swing rod and the rotation axis are affixed.
The driving structure includes actuator and at least one set of jointed gear unit in one of the embodiments, described
Actuator passes through at least one set of jointed gear unit transmission connection driving swing rod.
Jointed gear unit described in every group includes first connecting rod and second connecting rod in one of the embodiments, described
First connecting rod extends along the orientation of the barrier sheet component to connect the driving swing rod of each barrier sheet component, described
Second connecting rod component one end is connected to the first connecting rod component, and the other end of the second connecting rod component connects the driving
Part.
A kind of electric appliance, including above-mentioned protective device.
The electric appliance is electric cooker in one of the embodiments, and the electric cooker is equipped with inlet and outlet, the protection dress
The connection air duct set is connected to the inlet and outlet；
When the barrier structure in the closure state, orthographic projection of the barrier sheet component on the inlet and outlet is complete
Inlet and outlet described in all standing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram when barrier structure of the protective device of one embodiment of the invention is in the open state；
Fig. 2 is the structural schematic diagram of the barrier structure of the protective device of one embodiment of the invention in the closure state；
Fig. 3 is the schematic diagram of another angle of protective device shown in Fig. 2；
Fig. 4 is the schematic diagram of the support construction of protective device shown in FIG. 1；
Fig. 5 is the schematic diagram of the barrier structure of protective device shown in FIG. 1.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give presently preferred embodiments of the present invention.But the invention can be realized in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more thorough
Comprehensively.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
As shown in Figure 1-Figure 3, a kind of electric appliance (not shown) equipped with protective device 100 of the embodiment of the present invention, the electricity
Device offers the inlet and outlet 300 (as shown in Figure 4) for heat dissipation, and protective device 100 is installed on equipped with the inlet and outlet 300
Surface.As shown in Figure 1, protective device 100 is in open state so that air-flow is smoothly by disengaging when inlet and outlet 300 radiates
Air port 300.As shown in Figures 2 and 3, when inlet and outlet 300 stops radiating, protective device 100 is in closed state to prevent elder brother
The biology such as worm is entered inside electric appliance by inlet and outlet 300.
Specifically in the examples below, the electric appliance equipped with protective device 100 is specially electric cooker.It is appreciated that protection dress
Set 100 application range it is without being limited thereto, what protective device 100 can also be mounted on other than electric cooker other different has
On the electric appliance of the needs such as insect prevention and dust prevention, it is with a wide range of applications.
Fig. 1 and Fig. 2 is please referred to, protective device 100 includes support construction 20, barrier structure 40 and driving structure 60.Its
In, support construction 20 is installed on the surface for offering inlet and outlet 300, defines the connection air duct to form connection inlet and outlet 300.
Barrier structure 40 is installed on support construction 20, the barrier sheet component 41 that can be rotated relative to support construction 20 including at least one.It drives
Dynamic structure 60 is connected to barrier structure 40, the opposite support construction 20 of all barrier sheet components 41 can be driven to rotate synchronously, so that resistance
Gear structure 40 is in the closed state in closed communication air duct or the open state in open communication air duct.
In this way, can according to it is different need to control barrier structure 40 be in closed state or open state with change connection air duct
State.When inlet and outlet 300 needs airflow, barrier structure 40 is in the open state without interfering air-flow
Flowing；When inlet and outlet 300 is not necessarily to airflow, barrier structure 40 is in closed state, barrier sheet component 41 into
Inlet and outlet 300 can be completely covered in orthographic projection on air outlet 300, so that the biology such as insect be prevented to enter inlet and outlet 300, keep away
Exempt from the device equipped with the inlet and outlet 300 by biological damages such as insects.
As shown in Fig. 1 and Fig. 4, support construction 20 is enclosed in the frame structure for surrounding 300 surrounding of inlet and outlet, frame structure
Formed connection inlet and outlet 300 airflow channel, barrier structure 40 be installed on the one end of frame structure far from inlet and outlet 300 with
Opening and closing of fault airflow channel.
Specifically in some embodiments, support construction 20 includes two connecting lateral plates 21 and multiple supporting elements 23.Wherein, even
Connecing side plate 21 is in the long strip shape structure extended in a first direction, and two connecting lateral plates 21 are along second perpendicular to first direction
Direction is arranged at intervals at the opposite both ends of inlet and outlet 300.Supporting element 23 is in the long strip shape structure extended in a second direction,
Multiple supporting elements 23 are arranged at intervals in a first direction between two connecting lateral plates 21, and the both ends of each supporting element 23 are solid respectively
Connect two connecting lateral plates 21.In this way, the frame structure of the rectangle of all round closure is collectively formed in connecting lateral plate 21 and supporting element 23.
Further in one embodiment, supporting element 23 plays the role of installing barrier structure 40.Specifically, each support
Part 23 is spaced apart in a second direction is equipped with multiple mounting grooves 232, and each mounting groove 232 runs through supporting element 23 along first direction,
The open end of each mounting groove 232 deviates from 300 direction of inlet and outlet, and barrier sheet component 41 can be installed on by the mounting groove 232
On supporting element 23.
As shown in Figures 1 and 5, barrier structure 40 includes multiple barrier sheet components 41 being arranged successively in a second direction, institute
There is the pivot center of barrier sheet component 41 to be parallel to each other and extends in a first direction.When barrier structure 40 is in the open state
When, each barrier sheet component 41 is vertical with the surface of inlet and outlet 300 is equipped with.When barrier structure 40 in the closure state,
Barrier sheet component 41 is successively overlapped along orientation makes orthographic projection of all barrier sheet components 41 on inlet and outlet 300 can be complete
Inlet and outlet 300 is covered, so that closed airflow channel, prevents insect from entering in airflow channel.
Specifically in some embodiments, each barrier sheet component 41 includes rotation axis 412 and the resistance for being fixed in rotation axis 412
Baffle main body 414, rotation axis 412 and driving structure 60 are sequentially connected, the rotation of 60 powered rotatable axis 412 of driving structure, in turn
It drives and is rotated with the affixed barrier sheet main body 414 of rotation axis 412.
Specifically in one embodiment, rotation axis 412 extends in a first direction, and the central axis of rotation axis 412 is barrier sheet
The pivot center of component 41.Every rotation axis 412 is limited in the mounting groove along the spaced multiple supporting elements 23 of first direction
In 232, and the diameter of rotation axis 412 and the internal diameter of mounting groove 232 match, therefore rotation axis 412 can be with respect to support construction 20
Stable rotation.Moreover, the diameter of rotation axis 412 is slightly larger than the opening size of mounting groove 232, therefore rotation axis 412 can be in external force
It is directly caught under effect in mounting groove 232 and is not easy to deviate from from mounting groove 232, fixed without other fixing pieces.
Further in one embodiment, rotation axis 412 is circumferentially arranged with limit rib 4121, and limit rib 4121 is in first party
Cooperate upwards with supporting element 23, to limit the movement of rotation axis 412 in a first direction, improves the work of the protective device 100
Make stability.
Specifically, the both ends of rotation axis 412 are equipped with a limit rib 4121, limit rib 4121 and barrier sheet main body 414
The distance between matched with the width of the mounting groove 232 on supporting element 23, therefore between limit rib 4121 and barrier sheet main body 414
Part be arranged in mounting groove 232.The middle part of rotation axis 412 is arranged at intervals with two limit ribs 4121, the two limit ribs
The distance between 4121 match with the width of the mounting groove 232 on supporting element 23, therefore are located at two limits at 412 middle part of rotation axis
Part between the muscle 4121 of position is also arranged in mounting groove 232.Prevent rotation axis 412 in axial direction in this way, limit rib 4121 can play
On movement effect, avoid resistance barrier sheet main body 414 play in a first direction.
Extending direction in every rotation axis 412 along pivot center is set there are two barrier sheet main body 414, two barrier sheet masters
Two limit ribs 4121 that body 414 is rotated 412 middle part of axis separate.Each barrier sheet main body 414 include blocking portion 4141 with take
Socket part 4143, blocking portion 4141 and clinch 4143 are connected to the two sides in the radial direction of rotation axis 412, blocking portion
Angle between 4141 and clinch 4143 is in 180 °, and blocking portion 4141 rotation axis 412 length in the radial direction (i.e.
The width of blocking portion 4141 itself) it is greater than clinch 4143 in length (the i.e. clinch 4143 in the radial direction of rotation axis 412
The width of itself).
In this way, when barrier structure 40 is in closed state, it is one of to stop in two adjacent barrier sheet components 41
The blocking portion 4141 of piece component 41 is overlapped on the clinch 4143 of another barrier sheet component 41, to avoid insect from two
Gap between adjacent barrier sheet component 41 enters in airflow channel.When barrier structure 40 is in open state, clinch 4143
It is located in airflow channel positioned at rotation axis 412 close to 300 side of inlet and outlet, it is remote that blocking portion 4141 is then located at rotation axis 412
From 300 side of inlet and outlet outside airflow channel.Since the width of clinch 4143 is less than the width of blocking portion 4141, thus
It avoids the excessive thickness for leading to protective device 100 of the distance between rotation axis 412 and inlet and outlet 300 excessive and influences electric appliance
Overall structure.
In some embodiments, each barrier sheet component 41 is equipped at least one driving swing rod 43, each driving swing rod
43 one end and rotation axis 412 are affixed, and the other end of driving swing rod 43 is sequentially connected in driving structure 60.Due to being fixed in driving
The rotation axis 412 of 43 one end of swing rod is limited in the mounting groove 232 of supporting element 23 and only can turn around shaft line rotation, therefore drives
Structure 60 can drive driving swing rod 43 to swing by oscillation center of the pivot center of rotation axis 412, to drive 412 turns of rotation axis
It is dynamic, it is final to change angle of the barrier sheet main body 414 with respect to support construction 20.Specifically in one embodiment, each barrier sheet component
41 are provided only with a driving swing rod 43, and the driving swing rod 43 is set to a side end of rotation axis 412.Moreover, driving swing rod 43
With the setting in a certain angle of barrier sheet main body 414, thus avoid driving swing rod 43 it is self-locking during rotation.
As shown in Figure 1-Figure 3, driving structure 60 includes driving structure 63 and at least one set of driving structure 65, driving structure 63
It is sequentially connected by least one set of driving structure 65 and drives swing rod 43.
Specifically in one embodiment, every group of jointed gear unit 65 includes first connecting rod 652 and second connecting rod 654, the
One connecting rod 652 extends along the orientation of barrier sheet component 41 to connect the driving swing rod 43 of each barrier sheet component 41, and second
654 one end of connecting rod is connected to first connecting rod 652, and the other end connects driving structure 63.In this way, driving structure 63 can drive the second company
Bar 654 is moved back and forth along the length direction of itself, and then drives second connecting rod 654 to move along the length direction of itself, and then band
All 43 synchronous huntings of driving swing rod are moved, so that all rotation axis 412 be driven to rotate synchronously, finally make 414 phase of barrier sheet main body
Support construction 20 is rotated synchronously and is realized the function of opening and closing airflow channel.
Specifically in one embodiment, driving structure 63 is solenoid valve, the mainboard communication connection of driving structure 63 and electric cooker
To control the working condition of barrier structure 40 under the control of mainboard.Driving structure 60 further includes fixation kit 61, fixation kit
61 are installed on the surface equipped with inlet and outlet 300 and are located at 300 side of inlet and outlet, and fixation kit 61 offers accommodating chamber, drives
The main body of dynamic structure 63 is contained in accommodating chamber.
Above-mentioned protective device 100 and the electric appliance equipped with the protective device 100, since barrier structure 40 can be in driving structure 60
Control under according to the working condition of inlet and outlet 300 open or close inlet and outlet 300, therefore can inlet and outlet 300 dissipate
While not influencing the heat dissipation effect of inlet and outlet 300 when hot, in inlet and outlet 300 without closing inlet and outlet when heat dissipation
300 and avoid insect etc. biology entered in electric appliance by inlet and outlet 300, avoid electric appliance is damaged by the biology such as insect, reduces
The failure rate of electric appliance.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of protective device (100), which is characterized in that the protective device (100) includes:
Support construction (20) defines to form connection air duct；
Barrier structure (40) is installed on the support construction (20), and the barrier structure (40) includes that at least one can be with respect to institute
State the barrier sheet component (41) of support construction (20) rotation；And
Driving structure (60) is connected to the barrier structure (40)；
Wherein, the driving structure (60) can drive the relatively described support construction (20) of all barrier sheet components (41) to turn
It is dynamic, so that the barrier structure (40) is in the unlatching of the closed state for closing the connection air duct or the open connection air duct
State.
2. protective device (100) according to claim 1, which is characterized in that the barrier structure (40) include it is multiple according to
The barrier sheet component (41) of secondary arrangement；When the barrier structure (40) in the closure state, barrier sheet component (41) edge
Orientation successively overlaps.
3. protective device (100) according to claim 2, which is characterized in that each barrier sheet component (41) is wrapped
It includes rotation axis (412) and is fixed in the barrier sheet main body (414) of the rotation axis (412), the central axis of the rotation axis (412)
Line is the pivot center of the barrier sheet component (41), and the rotation axis (412) is rotatably installed on the support construction
(20) and with the driving structure (60) it is sequentially connected.
4. protective device (100) according to claim 3, which is characterized in that the support construction (20) offers installation
Slot (232), the rotation axis (412) are arranged in the mounting groove (232).
5. protective device (100) according to claim 4, which is characterized in that the rotation axis (412) is circumferentially arranged with limit
Position muscle (4121), the limit rib (4121) on the pivot center direction of the barrier sheet component (41) with the support construction
(20) cooperate movement of the rotation axis (412) on the pivot center direction to limit.
6. protective device (100) according to claim 3, which is characterized in that each barrier sheet component (41) is all provided with
There is at least one to drive swing rod (43), at least one described driving swing rod (43) and the rotation axis (412) are affixed.
7. protective device (100) according to claim 6, which is characterized in that the driving structure (60) includes actuator
(63) and at least one set of jointed gear unit (65), the actuator (63) pass through at least one set of jointed gear unit (65)
Be sequentially connected the driving swing rod (43).
8. protective device (100) according to claim 7, which is characterized in that jointed gear unit described in every group (65) is equal
Including first connecting rod (652) and second connecting rod (654), arrangement of the first connecting rod (652) along the barrier sheet component (41)
Direction extends to connect the driving swing rod (43) of each barrier sheet component (41), described second connecting rod (654) component one end
It is connected to the first connecting rod (652) component, the other end of second connecting rod (654) component connects the actuator (63).
9. a kind of electric appliance, which is characterized in that including the protective device (100) as described in claim 1-8 any one.
10. electric appliance according to claim 9, which is characterized in that the electric appliance is electric cooker, and the electric cooker is equipped with disengaging
The connection air duct in air port (300), the protective device (100) is connected to the inlet and outlet (300)；
When the barrier structure (40) in the closure state, the barrier sheet component (41) is on the inlet and outlet (300)
Orthographic projection the inlet and outlet (300) are completely covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366803.3A CN109199126A (en) | 2018-11-16 | 2018-11-16 | Protective device and electric appliance equipped with the protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366803.3A CN109199126A (en) | 2018-11-16 | 2018-11-16 | Protective device and electric appliance equipped with the protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109199126A true CN109199126A (en) | 2019-01-15 |
Family
ID=64994999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811366803.3A Pending CN109199126A (en) | 2018-11-16 | 2018-11-16 | Protective device and electric appliance equipped with the protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109199126A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109691893A (en) * | 2019-02-26 | 2019-04-30 | 珠海格力电器股份有限公司 | Ventilation and protection mechanism and electric appliance equipped with it |
| CN112205880A (en) * | 2020-09-29 | 2021-01-12 | 珠海格力电器股份有限公司 | Electric heating lunch box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004342804A (en) * | 2003-05-15 | 2004-12-02 | Shinohara Electric Co Ltd | Ventilating device for ventilating electrical equipment box |
| CN201149299Y (en) * | 2007-12-12 | 2008-11-12 | 东莞市前锋电子有限公司 | Vermins-proof electromagnetic furnace |
| CN201351948Y (en) * | 2008-12-25 | 2009-11-25 | 九阳股份有限公司 | Insect preventable electromagnetic oven |
| CN209315598U (en) * | 2018-11-16 | 2019-08-30 | 珠海格力电器股份有限公司 | Protective device and electric appliance equipped with the protective device |
-
2018
- 2018-11-16 CN CN201811366803.3A patent/CN109199126A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004342804A (en) * | 2003-05-15 | 2004-12-02 | Shinohara Electric Co Ltd | Ventilating device for ventilating electrical equipment box |
| CN201149299Y (en) * | 2007-12-12 | 2008-11-12 | 东莞市前锋电子有限公司 | Vermins-proof electromagnetic furnace |
| CN201351948Y (en) * | 2008-12-25 | 2009-11-25 | 九阳股份有限公司 | Insect preventable electromagnetic oven |
| CN209315598U (en) * | 2018-11-16 | 2019-08-30 | 珠海格力电器股份有限公司 | Protective device and electric appliance equipped with the protective device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109691893A (en) * | 2019-02-26 | 2019-04-30 | 珠海格力电器股份有限公司 | Ventilation and protection mechanism and electric appliance equipped with it |
| CN112205880A (en) * | 2020-09-29 | 2021-01-12 | 珠海格力电器股份有限公司 | Electric heating lunch box |
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