CN208435324U - Circuit board assemblies and cooking apparatus - Google Patents
Circuit board assemblies and cooking apparatus Download PDFInfo
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- CN208435324U CN208435324U CN201820083395.XU CN201820083395U CN208435324U CN 208435324 U CN208435324 U CN 208435324U CN 201820083395 U CN201820083395 U CN 201820083395U CN 208435324 U CN208435324 U CN 208435324U
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- circuit board
- air
- fire prevention
- air outlet
- board assemblies
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Abstract
It includes: circuit board support that the utility model, which discloses a kind of circuit board assemblies and cooking apparatus, the circuit board assemblies,；Flameproof enclosure mutually covers conjunction connection with the circuit board support, and the flameproof enclosure and the circuit board support are enclosed a fire prevention chamber, and the fire prevention chamber has air inlet and air outlet；It is intracavitary to be located at the fire prevention, and is installed on the circuit board support for circuit board；And radiator fan, the air-flow to drive the fire prevention intracavitary flow to the air outlet from the air inlet.Technical solutions of the utility model effectively prevent that cross-ventilated situation occurs, so that heat dissipation for circuit board is more abundant, hence it is evident that reduce the temperature rise of circuit board, to guarantee the working performance of circuit board, extend the service life of electronic component on circuit board.
Description
Technical field
The utility model relates to kitchen appliance technical field, in particular to a kind of circuit board assemblies and cooking apparatus.
Background technique
Existing such as electric cooker, electric cooker, electric cooking pot, electric pressure cooking saucepan one kind cooking apparatus product in, cooking pot
It is provided in the shell of tool for powering to heating device or carrying out the circuit board controlled etc., is provided on circuit board multiple big
The electronic component of power, and then in cooking apparatus work, circuit board itself is easy to produce biggish heat.It is electric in order to prevent
The temperature rise of road plate is excessive, and the way generallyd use is to install a heat emission fan on circuit boards, when cooking apparatus work, heat emission fan
It rotates with it, and then shell is discharged in heat.However, the shell volume of cooking apparatus is relatively large, and when circuit board setting exists
When in shell, due to lacking guiding channel, the hot wind random flowing around in cooker body for causing circuit board to generate, in turn
It is easy to produce cross-ventilation, not can guarantee heat can be effectively discharged out shell, and it is excessive in turn result in temperature rise at circuit board position, electricity
The working performance of electronic component reduces on the plate of road, influences its working life.
Utility model content
The main purpose of the utility model is to propose a kind of circuit board assemblies, is suitable for cooking apparatus, it is intended to improve circuit
The heat dissipation effect of board group part, the temperature rise of circuit board is effectively reduced.
To achieve the above object, the utility model proposes circuit board assemblies include:
Circuit board support；
Flameproof enclosure, conjunction connection is mutually covered with the circuit board support, and the flameproof enclosure is enclosed with the circuit board support
One fire prevention chamber, the fire prevention chamber have air inlet and air outlet；
It is intracavitary to be located at the fire prevention, and is installed on the circuit board support for circuit board；And
Radiator fan, the air-flow to drive the fire prevention intracavitary flow to the air outlet from the air inlet.
Preferably, the circuit board support includes mounting plate and encloses from the edge of the mounting plate towards what one side extended
Side, the surrounding edge and the mounting plate are enclosed the mounting groove for circuit board adaptation installation, and the surrounding edge is prevented with described
Fire cover is detachably connected.
Preferably, the mounting groove has the first side channel wall, and the first side channel wall is equipped with the air inlet, the installation
Plate is equipped with the other fan mounting base for being set to the circuit board, and the fan mounting base corresponds to the air inlet setting, the heat dissipation
Fan is installed in the fan mounting base, and the air intake of the radiator fan corresponds to the air inlet setting.
Preferably, the mounting groove also has the two second side cell walls adjacent with the first side channel wall, the outlet air
Mouth is located at second side cell wall.
Preferably, at least provided with an air outlet on each second side cell wall.
Preferably, second side cell wall is equipped with multiple air outlets, and multiple air outlets are along second side channel
The length direction interval of wall is arranged.
Preferably, the flameproof enclosure includes cover board and the side plate that extends from the edge of the cover board towards one side, the side
Plate is snapped connection with the surrounding edge, the plate portion covering surrounding edge, outside at least partly relatively described surrounding edge of the side plate
Convex, so that interval forms the air outlet between the side plate and the surrounding edge, the air outlet is connected to the fire prevention chamber.
Preferably, the outer surface of the surrounding edge is equipped with clamp button, and the clamp button is placed in the air outlet.
Preferably, multiple cooling fins are provided on the circuit board parallel, are formed between the adjacent cooling fin in interval
There is heat dissipation channel, the heat dissipation channel is arranged towards the air inlet.
The utility model also proposes that a kind of cooking apparatus, including circuit board assemblies, the circuit board assemblies include:
Circuit board support；
Flameproof enclosure, conjunction connection is mutually covered with the circuit board support, and the flameproof enclosure is enclosed with the circuit board support
One fire prevention chamber, the fire prevention chamber have air inlet and air outlet；
It is intracavitary to be located at the fire prevention, and is installed on the circuit board support for circuit board；And
Radiator fan, the air-flow to drive the fire prevention intracavitary flow to the air outlet from the air inlet.
Technical solutions of the utility model are enclosed a fire prevention chamber by using circuit board support and flameproof enclosure, and circuit board is set
Set and preventing fires intracavitary, and chamber of preventing fires is with air outlet and air inlet, under the driving of radiator fan, prevent fires intracavitary air from
Air inlet flows to air outlet, finally makes intracavitary formation heat dissipation wind channel of preventing fires.In this way, circuit board is in heat dissipation wind channel, it can be real
Heat exchange is generated between existing air and circuit board, and effectively prevents that cross-ventilated situation occurs, so that heat dissipation for circuit board
More sufficiently, hence it is evident that reduce the temperature rise of circuit board, to guarantee the working performance of circuit board, extend electronic component on circuit board
Service life.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is structural schematic diagram of one embodiment of the utility model circuit board assemblies at a visual angle；
Fig. 2 is the explosive view of circuit board assemblies in Fig. 1；
Fig. 3 be in Fig. 2 circuit board and circuit board support in the scheme of installation at a visual angle；
Fig. 4 is the scheme of installation of circuit board support and flameproof enclosure in Fig. 2；
Structural schematic diagram of the Fig. 5 for circuit board assemblies in Fig. 1 at another visual angle；
Fig. 6 be in Fig. 3 circuit board and circuit board support in the scheme of installation at another visual angle；
Fig. 7 is the structural schematic diagram of circuit board in Fig. 2.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Circuit board assemblies | 20 | Flameproof enclosure |
| 10 | Circuit board support | 210 | Cover board |
| 100 | Mounting groove | 220 | Side plate |
| 101 | First side channel wall | 30 | Fire prevention chamber |
| 102 | Second side cell wall | 310 | Air inlet |
| 110 | Mounting plate | 320 | Air outlet |
| 120 | Surrounding edge | 40 | Circuit board |
| 130 | Clamp button | 420 | Cooling fin |
| 140 | Fan mounting base | 50 | Radiator fan |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of circuit board assemblies, are suitable for cooking apparatus, wherein the cooking apparatus can be electric meal
The cooking apparatus of the one kind such as pot, electric cooker, electric cooking pot, electric pressure cooking saucepan makes this circuit board assemblies below by taking electric cooker as an example
It is specific to illustrate.
In an embodiment of the utility model, referring to Figure 1 to Figure 7, which includes:
Circuit board support 10；
Flameproof enclosure 20 is closed with the 10 phase lid of circuit board support and is connected, the flameproof enclosure 20 and the circuit board support 10
It is enclosed a fire prevention chamber 30, the fire prevention chamber 30 has air outlet 320 and air inlet 310；
Circuit board 40 is located in the fire prevention chamber 30, and is installed on the circuit board support 10；And
Radiator fan 50, to drive the air-flow in the fire prevention chamber 30 to flow to the air outlet from the air inlet 310
320。
In existing electric cooker product, it is provided in cooker body for heating device being powered or being carried out the electricity controlled etc.
Road plate 40 is provided with multiple powerful electronic components on circuit board 40, and then in electric cooker work, circuit board 40 itself
It is easy to produce biggish heat.The temperature rise of circuit board 40 is excessive in order to prevent, and the way generallyd use is pacified on circuit board 40
A heat emission fan is filled, when electric cooker work, heat emission fan is rotated with it, and then cooker body is discharged in heat.However, the cooker body of electric cooker
Volume is relatively large, and when circuit board 40 is arranged in cooker body, due to lacking guiding channel, the heat for causing circuit board 40 to generate
Wind random flowing around in cooker body, and then it is easy to produce cross-ventilation, not can guarantee heat can be effectively discharged out pot
Body, in turn results in that temperature rise at 40 position of circuit board is excessive, and the working performance of electronic component reduces on circuit board 40, influences its work
Make the service life.
In order to which the temperature rise of circuit board 40 is effectively reduced, in the present embodiment, circuit board support 10 and flameproof enclosure 20 enclose shape
At a fire prevention chamber 30, which has air outlet 320 and air inlet 310, wherein the ventilation on the corresponding pedestal of air inlet 310
Mouth setting, so that the air circulation at air inlet 310 is smooth, air of being more convenient for is adsorbed from air inlet 310 into fire prevention chamber 30.
Wherein, circuit board 40 is located in fire prevention chamber 30, and circuit board 40 is mounted on circuit board support 10；It is empty in fire prevention chamber 30 in order to drive
Flow of air, circuit board assemblies 1 further include a radiator fan 50, and radiator fan 50 is mountable in fire prevention chamber 30 or radiator fan
50 are mounted on outside fire prevention chamber 30, which is mountable on flameproof enclosure 20 and/or circuit board support 10, is dissipated by being arranged
Hot-air fan 50 can drive air to enter in fire prevention chamber 30 from air inlet 310, and the air-flow then prevented fires in chamber 30 is flowed from air inlet 310
To air outlet 320, fire prevention chamber 30 then is discharged from air outlet 320 again.In this way, due to being provided with the setting of circuit board 40 anti-
In fiery chamber 30, the volume of fire prevention chamber 30 is less than the volume of electric rice cooker body, and chamber 30 of preventing fires is with air inlet 310 and air outlet
320, and then heat dissipation wind channel is formed in fire prevention chamber 30, circuit board 40 is in heat dissipation wind channel at this time, and then can effectively will be empty
Gas and circuit board 40 carry out heat exchange, and effectively prevent that cross-ventilated situation occurs, so that the heat dissipation of circuit board 40 is more
Sufficiently, hence it is evident that reduce the temperature rise of circuit board 40, to guarantee its working performance, extend the service life of its electronic component.
It should be noted that flameproof enclosure 20 itself is as made by fire proofing material, and do not have electric conductivity, such as the flameproof enclosure
20 be as made by flame retardant plastics.Flameproof enclosure 20 can be detachably connected with circuit board support 10 by modes such as buckle, screws,
It can also be fixedly connected by modes such as gluing, rivetings, be not especially limited herein.
Technical solutions of the utility model are enclosed a fire prevention chamber 30 by using circuit board support 10 and flameproof enclosure 20, electricity
The setting of road plate 40 is in fire prevention chamber 30, and chamber 30 of preventing fires has air inlet 310 and air outlet 320, in the drive of radiator fan 50
Under dynamic, the air prevented fires in chamber 30 flows to air outlet 320 from air inlet 310, finally makes the interior formation heat dissipation wind channel of chamber 30 of preventing fires.
In this way, circuit board 40 is in heat dissipation wind channel, it can be achieved that generating heat exchange between air and circuit board 40, and effectively prevent
Cross-ventilated situation occurs, so that the heat dissipation of circuit board 40 is more abundant, hence it is evident that the temperature rise of circuit board 40 is reduced, to guarantee electricity
The working performance of road plate 40 extends the service life of electronic component on circuit board 40.
Further, in the present embodiment, circuit board support 10 includes the edge court of mounting plate 110 and self installation plate 110
The surrounding edge 120 that one side extends, surrounding edge 120 and mounting plate 110 are enclosed the mounting groove 100 of the adaptation installation of power circuit board 40,
Surrounding edge 120 is detachably connected with flameproof enclosure 20.Circuit board 40 is removably mounted in mounting groove 100, and circuit board 40 can at this time
It is fixed in mounting groove 100 by snap clamping or 40 screw of circuit board is attached in mounting groove 100.The present embodiment
In, surrounding edge 120 is preferably detachably connected with flameproof enclosure 20, and then in order to which circuit board support 10 is mutually enclosed with flameproof enclosure 20
Fire prevention chamber 30, in favor of the assembly of circuit board assemblies 1.
In the present embodiment, mounting groove 100 has the first side channel wall 101, and the first side channel wall 101 is equipped with air inlet 310, installation
Plate 110 is equipped with the other fan mounting base 140 for being set to the circuit board 40, and the corresponding air inlet 310 of fan mounting base 140 is arranged, dissipates
Hot-air fan 50 is installed in fan mounting base 140, and the air intake of radiator fan 50 corresponds to the setting of air inlet 310.It is understood that
, mounting plate 110 and the formation mounting groove 100 of surrounding edge 120, the first side channel wall 101 are equipped with air inlet 310, i.e. air inlet 310
It is opened on side surrounding edge 120, radiator fan 50 is preferably generally aerofoil fan, the i.e. air side and air side of radiator fan 50
It is each located on its axial both ends, i.e. the radiator fan 50 has in the air intake and outlet air end being oppositely arranged, radiator fan 50
When being installed in fan mounting base 140, the outlet air end of radiator fan 50 is arranged towards fire prevention chamber 30, the air intake of radiator fan 50
It is arranged back to fire prevention chamber 30.At this time under the driving of radiator fan 50, after the air outside chamber 30 of preventing fires first passes through radiator fan 50,
Entered in fire prevention chamber 30 by air inlet 310, is then discharged from air outlet 320, to reduce the temperature at 40 position of circuit board.
Further, above-mentioned mounting groove 100 also has the two second side cell walls 102 adjacent with the first side channel wall 101, on
It states air outlet 320 and is located at second side cell wall 102.It is understood that air outlet 320 opens up position and air inlet 310 at this time
Open up position difference, and air outlet 320 and air inlet 310 are located on not ipsilateral surrounding edge 120, and then so that into
Effective heat dissipation wind channel can be formed between air port 310 and air outlet 320, in favor of air flowing in fire prevention chamber 30, and then be convenient for
The heat dissipation of circuit board 40.In a preferred embodiment, at least provided with an air outlet 320 on each second side cell wall 102, and then make
The chamber 30 that must prevent fires has multiple air outlets 320, forms multiple heat dissipation wind channels in fire prevention chamber 30 at this time, improves in fire prevention chamber 30
Outlet air efficiency so that air and circuit board 40 sufficiently exchange heat, the more conducively heat dissipation of circuit board 40.
Further, in one preferred embodiment of the utility model, above-mentioned second side cell wall 102 is equipped with multiple air outlets
320, and multiple air outlets 320 are arranged along the length direction interval of second side cell wall 102.In this way, to be more favorable for fire prevention chamber 30
Air discharge.
There are many generation types of air outlet 320, such as corresponding ventilation hole is directly opened up on surrounding edge 120.In this reality
Apply in example, flameproof enclosure 20 includes cover board 210 and the side plate 220 that extends from the edge of cover board 210 towards one side, side plate 220 with enclose
Side 120 snaps connection, and 220 part overlaid surrounding edge 120 of side plate, side plate 220 is at least partly with respect to 120 evagination of surrounding edge, so that side plate
Interval forms above-mentioned air outlet 320 between 220 and surrounding edge 120, and air outlet 320 is connected to fire prevention chamber 30.
It should be noted that in the present embodiment, the outer surface of above-mentioned surrounding edge 120 is equipped with clamp button 130, clamp button 130
It is placed in air outlet 320.Clamp button 130 is located at air outlet 320 at this time, and then clamp button 130 is also covered by flameproof enclosure 20, into
And while guaranteeing that fire prevention chamber 30 is effectively entered the wind, on fire at clamp button 130 and bring security risk can be effectively prevent.
In addition, in the above-described embodiments, in order to improve the heat dissipation effect of circuit board 40, being provided with parallel on circuit board 40 more
A cooling fin 420, at this point, the heat of circuit board 40 concentrates conduction on cooling fin 420 by most of, cooling fin 420 close into
Air port 310 is arranged, and interval is formed with heat dissipation channel between abutting fins 420, which is arranged towards air inlet 310.
In this way, air is logical along heat dissipation when the cold air outside fire prevention chamber 30 is entered in fire prevention chamber 30 through radiator fan 50 from air inlet 310
Fire prevention chamber 30 is discharged under the driving of radiator fan 50, from air outlet 320 in road flowing, the hot-air after exchanging heat with cooling fin 420.
It is appreciated that cooling fin 420 is sufficiently exchanged heat with air at this time, the heat dissipation effect of cooling fin 420 is improved, and then reduce electricity
The temperature of road plate 40.
The utility model also proposes a kind of cooking apparatus, which includes circuit board assemblies, the circuit board assemblies
Specific structure is referring to above-described embodiment, since this cooking apparatus uses whole technical solutions of above-mentioned all embodiments,
At least all beneficial effects brought by the technical solution with above-described embodiment, this is no longer going to repeat them.
It is understood that above-mentioned cooking apparatus can be the one kind such as electric cooker, electric cooker, electric cooking pot, electric pressure cooking saucepan
Cooking apparatus.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of circuit board assemblies, it to be used for cooking apparatus, which is characterized in that the circuit board assemblies include:
Circuit board support；
Flameproof enclosure mutually covers conjunction connection with the circuit board support, and it is anti-that the flameproof enclosure and the circuit board support are enclosed one
Fiery chamber, the fire prevention chamber have air inlet and air outlet；
It is intracavitary to be located at the fire prevention, and is installed on the circuit board support for circuit board；And
Radiator fan, the air-flow to drive the fire prevention intracavitary flow to the air outlet from the air inlet.
2. circuit board assemblies as described in claim 1, which is characterized in that the circuit board support include mounting plate and from described in
The surrounding edge that the edge of mounting plate extends towards one side, the surrounding edge and the mounting plate are enclosed for circuit board adaptation peace
The mounting groove of dress, the surrounding edge are detachably connected with the flameproof enclosure.
3. circuit board assemblies as claimed in claim 2, which is characterized in that the mounting groove has the first side channel wall, and described the
Side cell wall is equipped with the air inlet, and the mounting plate is equipped with the other fan mounting base for being set to the circuit board, the fan peace
Dress seat correspond to the air inlet and is arranged, and the radiator fan is installed in the fan mounting base, and the radiator fan into
Wind end corresponds to the air inlet setting.
4. circuit board assemblies as claimed in claim 3, which is characterized in that the mounting groove also has and the first side channel wall
Two adjacent second side cell walls, the air outlet are located at second side cell wall.
5. circuit board assemblies as claimed in claim 4, which is characterized in that at least provided with an institute on each second side cell wall
State air outlet.
6. circuit board assemblies as claimed in claim 5, which is characterized in that second side cell wall is equipped with multiple outlet air
Mouthful, and multiple air outlets are arranged along the length direction interval of second side cell wall.
7. circuit board assemblies as claimed in claim 4, which is characterized in that the flameproof enclosure includes cover board and from the cover board
The side plate that edge extends towards one side, the side plate are snapped connection with the surrounding edge, and the plate portion covers the surrounding edge, institute
At least partly relatively described surrounding edge evagination of side plate is stated, so that interval forms the air outlet between the side plate and the surrounding edge,
The air outlet is connected to the fire prevention chamber.
8. circuit board assemblies as claimed in claim 6, which is characterized in that the outer surface of the surrounding edge is equipped with clamp button, described
Clamp button is placed in the air outlet.
9. circuit board assemblies as claimed in any of claims 1 to 8 in one of claims, which is characterized in that set parallel on the circuit board
Be equipped with multiple cooling fins, be formed with heat dissipation channel in interval between the adjacent cooling fin, the heat dissipation channel towards it is described into
Air port setting.
10. a kind of cooking apparatus, which is characterized in that including circuit board assemblies as in one of claimed in any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820083395.XU CN208435324U (en) | 2018-01-17 | 2018-01-17 | Circuit board assemblies and cooking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820083395.XU CN208435324U (en) | 2018-01-17 | 2018-01-17 | Circuit board assemblies and cooking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208435324U true CN208435324U (en) | 2019-01-29 |
Family
ID=65095553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820083395.XU Active CN208435324U (en) | 2018-01-17 | 2018-01-17 | Circuit board assemblies and cooking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208435324U (en) |
-
2018
- 2018-01-17 CN CN201820083395.XU patent/CN208435324U/en active Active
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