CN206006851U - A kind of electric food warmer - Google Patents
A kind of electric food warmer Download PDFInfo
- Publication number
- CN206006851U CN206006851U CN201620106327.1U CN201620106327U CN206006851U CN 206006851 U CN206006851 U CN 206006851U CN 201620106327 U CN201620106327 U CN 201620106327U CN 206006851 U CN206006851 U CN 206006851U
- Authority
- CN
- China
- Prior art keywords
- electrical insulation
- circuit unit
- fixed pin
- insulation sheet
- metal case
- 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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- 235000013305 food Nutrition 0.000 title claims abstract description 28
- 238000010292 electrical insulation Methods 0.000 claims abstract description 80
- 239000002184 metal Substances 0.000 claims abstract description 33
- 241000209094 Oryza Species 0.000 claims abstract description 13
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 13
- 235000009566 rice Nutrition 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims description 16
- 206010014357 Electric shock Diseases 0.000 abstract description 12
- 239000003990 capacitor Substances 0.000 abstract description 6
- 230000035807 sensation Effects 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 238000010411 cooking Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000004079 fireproofing Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model is related to a kind of electric food warmer, overcomes circuit unit of the prior art and wire easily to contact with metal case and make the powered problem for Danger Electric shock risk occur of metal case.The circuit unit that the technical solution adopted in the utility model includes rice cooker inner casing, metal case and is arranged in metal case and is fixed on rice cooker inner casing, arranges electrical insulation between the metal case and circuit unit.Its advantage：Circuit unit and live wire are kept apart with case using electrical insulation, metal case is avoided to contact with circuit unit and/or live wire and powered, and then avoid user from getting an electric shock, the generation of electrical sensation when also avoiding filter capacitor from discharging, safety in utilization is not only increased, the experience of user is also improved.
Description
Technical field
The utility model is related to a kind of electric cooking apparatus, more particularly to a kind of electric food warmer.
Background technology
The voltage of the use power supply that existing domestic household electric cooking pot (especially electric food warmer, because of its usage amount big) has is usually
220V.In order to reduce area occupied, the structure of cooking apparatus is compact, between internal circuit unit and metal case gap compared with
Little.There is the characteristic for being difficult stable fixation in circuit unit and live wire, wire is easily contacted with metal case.During use, band
Electric lead is contacted with case, easily makes case powered, there is the potential safety hazard for easily causing user to get an electric shock.Prior art is adopted
Solution be by the way of ground insulation, when metal case is powered by electric current along ground wire discharge, it is to avoid high current lead to
Cross the harm that human body brings.Although serving the risk for avoiding user from getting an electric shock to a great extent, the program is successfully realized
Precondition be：The socket that user must use ground connection good.As part user is for saving the cost that ground wire brings,
Home circuit does not install ground wire.Under the premise of such, band electric cover shell easily causes Danger Electric shock risk, there is potential safety hazard.
Even if assuming that all of use socket is all the good socket of ground connection, but, the filter circuit on circuit unit connects
Ground electric discharge when, due to filter capacitor to ground wire discharge when, user still can feel electrical sensation, shadow in contacting metal shell
Ring experience.
Content of the invention
The purpose of this utility model is to solve the problems referred to above of prior art presence and provide a kind of electric food warmer, using electricity
Circuit unit and live wire are kept apart by insulating part with case, it is to avoid metal case and circuit unit and/or live wire
Contact and powered, and then avoid user get an electric shock, also avoid filter capacitor discharge when electrical sensation generation, not only increasing makes
With security, the experience of user is also improved.
Above-mentioned technical purpose of the present utility model is mainly solved by the following technical programs：A kind of electric food warmer, including
Rice cooker inner casing, metal case and the circuit unit for being arranged in metal case and being fixed on rice cooker inner casing, it is characterised in that institute
State setting electrical insulation between metal case and circuit unit.The program is applied to electric cooker, is also applied for electric food warmer, electric cooking pot
Deng electric food warmer.To be kept apart with case with circuit unit and live wire using electrical insulation, it is to avoid metal case and circuit
Component and/or live wire contact and powered, and then avoid user get an electric shock, also avoid filter capacitor discharge when produce electric shock
Sense, not only increases safety in utilization, also improves the experience of user.Arrange in supply line of family ground wire bad
In the case of, still there is good insulation effect, it is to avoid without the electric shock risk that brings in the case of ground wire in home circuit.
Electrical insulation can also adopt fire proofing so as to fire resistance, be conducive to avoiding catching fire and initiation fire.
Used as further improving and supplementing to above-mentioned technical proposal, the utility model adopts following technical measures：Described
The height of electrical insulation is matched with the height of the circuit unit.The minimum size of electrical insulation is disclosure satisfy that circuit unit
The requirement that keeps apart with case completely.On the premise of it can reach insulation, material, reduces cost can be saved again.
Preferably, the first string of electrical insulation is：The electrical insulation is the electricity for overlaying on metal case inner surface
Dielectric film.Using the scheme of electrical insulating film, due to gapless between electrical insulating film and metal case, and the thickness of electrical insulating film
It is limited, is not increasing between metal case and circuit unit on the premise of gap, electrical insulating film easily can be set.Both
Do not increase overall volume, insulation effect can be reached again.
Preferably, second scheme of electrical insulation is：The electrical insulation is electrical insulation sheet.As electrical insulation sheet is
Thin slice, the gap between metal case and circuit unit are fully able to accommodate electrical insulation sheet, therefore, will not also increase overall body
Product, can reach insulation effect again.
Preferably, described rice cooker inner casing is provided with electrical wire channel holes, the lower end of the electrical insulation sheet arranges lower fixed pin,
The lower fixed pin is inserted in corresponding electrical wire channel holes.The lower end of electrical insulation sheet is fixed on original electrical wire channel holes, and upper end is solid
The original structure of electric food warmer in the hole of the support for being scheduled on original circuit unit, need not be changed, only electrical insulation sheet is set up,
Avoid increasing improvement cost, easy to operate simple.For existing in the electric food warmer for using for, it is also possible to directly carry out absolutely
Edge is upgraded.
Preferably, the lower end of the electrical insulation sheet arranges lower fixed pin, the lower fixed pin is at least spaced
Two, and the lower edge from the electrical insulation sheet is extended downwardly and is formed respectively.At least two spaced lower fixed pin energy
Enough lower edges for stably fixing electrical insulation sheet.In order to further increase stability, more than two lower fixed pin can be set.
Preferably, the upper end of the electrical insulation sheet is arranged fixes pin, the circuit unit includes support, the support
Jack is provided with, fixed pin infolding is inserted in the jack.Under normal circumstances, the support of electrical insulation sheet and circuit unit
Parallel or less parallel is arranged, then need to fix pin and be fixed on the support of circuit unit in infolding.
Preferably, the upper edge of fixed pin is flushed with the upper edge of the electrical insulation sheet.As upper fixed pin accounts for electricity
The area of insulating trip is less, and in order to save material, upper fixed pin is directly formed in electrical insulation sheet main body, in order to ensure electric insulation
Property, upper fixed pin is avoided wire and powered position and is arranged.
Preferably, the upper edge in order to stable fixed electrical insulation sheet：The upper end of the electrical insulation sheet arranges solid
Determine pin, fixed pin at least two, at least one fixed pin located at the electrical insulation sheet a side, at least one
Fixed pin is arranged on the upper end of the electrical insulation sheet.
Preferably, the upper end of the electrical insulation sheet is arranged fixes pin, fixed pin is at least spaced
Two, and it is all disposed within the middle part of the electrical insulation sheet upper end.In order to being applied to different electric food warmers, upper fixed pin sets
Mode is put for various ways.Total principle is：On the premise of electrical insulation sheet isolated insulation is ensured, according to actual circuit elements
Hole set location on frame and fixed pin is set.
The utility model has the advantage that：
1st, circuit unit and live wire and case are kept apart using electrical insulation, it is to avoid metal case and circuit group
Part and/or live wire contact and powered, and then avoid user get an electric shock, also avoid filter capacitor discharge when electrical sensation product
Raw, safety in utilization is not only increased, the experience of user is also improved.
2nd, electrical insulation is that electrical insulating film or electrical insulation sheet, its thickness can be contained in available circuit component and metal cap
In gap between shell, neither increase overall volume, increased insulating properties again.Simultaneously conveniently now using the insulation of electric food warmer
Upgrading.
3rd, electrical insulation structure and size, are in order to meet being capable of completely isolated circuit unit and wire, it is to avoid metal cap
Shell and circuit unit and conductive contact, it is ensured that insulation effect.
Description of the drawings
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is the structural representation of embodiment 2.
Fig. 3 is the structural representation of embodiment 5.
Fig. 4 is the structural representation of embodiment 6.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, the technical solution of the utility model is described in further detail.
Embodiment 1：A kind of electric food warmer, as shown in figure 1, including rice cooker inner casing 1, metal case 2 and be arranged on metal case
Circuit unit 3 that is interior and being fixed on rice cooker inner casing.Electrical insulation 4 is set between the metal case 2 and circuit unit 3.
The program is applied to electric cooker, is also applied for the electric food warmers such as electric food warmer, electric cooking pot.Will be with circuit using electrical insulation
Component and live wire are kept apart with case, it is to avoid metal case is contacted with circuit unit and/or live wire and powered, is entered
And avoid user from getting an electric shock, also avoid filter capacitor from when discharging, producing electrical sensation, not only increase safety in utilization, also improve
The experience of user.In the case where the ground wire setting of supply line of family is bad, still there is good insulation effect, it is to avoid
Without the electric shock risk that brings in the case of ground wire in home circuit.
Electrical insulation can also adopt fire proofing so as to fire resistance, be conducive to avoiding catching fire and initiation fire.
The height of the electrical insulation 4 is matched with the height of the circuit unit 3.The minimum size of electrical insulation can
The requirement that circuit unit is kept apart completely is met with case.On the premise of it can reach insulation, material can be saved again, be dropped
Low cost.
In the present embodiment, the electrical insulation 4 is the electrical insulating film for overlaying on metal case inner surface.
Using the scheme of electrical insulating film, due to gapless between electrical insulating film and metal case, and the thickness of electrical insulating film
Degree is limited, is not increasing between metal case and circuit unit on the premise of gap, can easily arrange electrical insulating film.
Neither increase overall volume, insulation effect can be reached again.
The setting of electrical insulation, does not change the original structure of electric food warmer, conveniently in the insulation of the electric food warmer for using
Upgrading.
Embodiment 2：As shown in Fig. 2 being with the difference of embodiment 1：The electrical insulation 4 is electrical insulation sheet.Due to electricity
Insulating trip is thin slice, and the gap between metal case and circuit unit is fully able to accommodate electrical insulation sheet, therefore, will not also increase
Overall volume, can reach insulation effect again.
Described rice cooker inner casing 1 is provided with electrical wire channel holes, and the lower end of the electrical insulation sheet 4 arranges lower fixed pin 41, described
Lower fixed pin 41 inserts corresponding electrical wire channel holes, and the upper end of the electrical insulation sheet 4 is arranged fixes pin 42, fixed pin 42
It is fixed on the support 31 of circuit unit.The lower end of electrical insulation sheet is fixed on original electrical wire channel holes, and upper end is fixed on original
Circuit unit support hole in, the original structure of electric food warmer need not be changed, electrical insulation sheet is only set up, it is to avoid increase
Improvement cost is easy to operate simple.For existing in the electric food warmer for using for, it is also possible to directly carry out insulating properties liter
Level.
Embodiment 3：With reference to Fig. 2, the difference with embodiment 2 is：In order to improve the stability of the fixation of electrical insulation sheet 4, institute
The lower end for stating electrical insulation sheet 4 arranges lower fixed pin 41, and the lower fixed pin 41 is at least spaced two, and respectively from institute
The lower edge for stating electrical insulation sheet 4 is extended downwardly and is formed.At least two spaced lower fixed pin can stably fix electricity absolutely
The lower edge of embolium.In order to further increase stability, more than two lower fixed pin, and each lower fixed pin interval can be set
Arrange.
Circuit unit is arranged on rice cooker inner casing under normal circumstances, and the lower edge of electrical insulation sheet 4 is neat with the lower edge of circuit unit
Put down and just can meet insulation.Therefore, the lower edge of electrical insulation sheet 4 is extended downwardly and is inserted into rice cooker inner casing.
Embodiment 4：With reference to Fig. 2, the difference with embodiment 2 or 3 is：The upper end of the electrical insulation sheet 4 arranges fixed
Pin 42,42 infolding of fixed pin are inserted in the jack of the support 31 of the circuit unit.
Under normal circumstances, electrical insulation sheet is parallel with the support of circuit unit or less parallel is arranged, then need solid in infolding
Determine pin 42 and be fixed on the support of circuit unit.
The upper edge of fixed pin is flushed with the upper edge of the electrical insulation sheet.As upper fixed pin accounts for the face of electrical insulation sheet
Product is less, and in order to save material, upper fixed pin is directly formed in electrical insulation sheet main body, in order to ensure electrical insulating property, upper fixation
Pin is avoided wire and powered position and is arranged.
Embodiment 5：Difference with embodiment 2 or 3 or 4 is：As shown in figure 3, the upper end of the electrical insulation sheet 4 is arranged
Fixed pin 42, fixed pin 42 at least two, at least one fixed pin 42 is located at the side of the electrical insulation sheet
Side, at least one fixed pin 42 are arranged on the upper end of the electrical insulation sheet.
In figure 3, upper fixed pin 42 is two.For plural fixed pin 42, can be more stable
It is fixed on the support of circuit unit.With regard to upper 42 set location of fixed pin, the present embodiment illustrate only a special case, as long as energy
It is enough that by edge in electrical insulation sheet 4, stably fixation is all feasible scheme.
Embodiment 6：Difference with embodiment 5 is：As shown in figure 4, the upper end of the electrical insulation sheet 4 is arranged fixes pin
42, fixed pin 42 is at least spaced two, and is all disposed within the middle part of 4 upper end of the electrical insulation sheet.
It is two to fix pin 42 in fig. 4, the upper.For plural fixed pin 42, can be more stable
It is fixed on the support of circuit unit.With regard to upper 42 set location of fixed pin, the present embodiment illustrate only a special case, as long as energy
It is enough that by edge in electrical insulation sheet 4, stably fixation is all feasible scheme.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to.Above-mentioned
In embodiment, the utility model can have various modifications and variations.All of the present utility model spirit and principle within, made
Any modification, equivalent substitution and improvements etc., should be included within protection domain of the present utility model.
Claims (8)
1. a kind of electric food warmer, including rice cooker inner casing, metal case and is arranged in metal case and is fixed on rice cooker inner casing
Circuit unit, it is characterised in that arrange electrical insulation between the metal case and circuit unit, the circuit unit is provided with
Circuit unit and live wire are kept apart by live wire, the electrical insulation with case；Described rice cooker inner casing is provided with
Electrical wire channel holes, the electrical insulation are electrical insulation sheet.
2. a kind of electric food warmer according to claim 1, it is characterised in that the height of the electrical insulation and the circuit group
The height of part matches.
3. a kind of electric food warmer according to claim 1, it is characterised in that the lower end of the electrical insulation sheet arranges lower fixation
Pin, the lower fixed pin are inserted in corresponding electrical wire channel holes.
4. a kind of electric food warmer according to claim 1, it is characterised in that the lower end of the electrical insulation sheet arranges lower fixation
Pin, the lower fixed pin are at least spaced two, and the lower edge from the electrical insulation sheet is extended downwardly and formed respectively.
5. a kind of electric food warmer according to claim 1, it is characterised in that the upper end of the electrical insulation sheet arranges fixed
Pin, the circuit unit include support, and the support is provided with jack, and fixed pin infolding is inserted in the jack.
6. a kind of electric food warmer according to claim 5, it is characterised in that the upper edge of fixed pin and the electric insulation
The upper edge of piece flushes.
7. a kind of electric food warmer according to claim 1, it is characterised in that the upper end of the electrical insulation sheet arranges fixed
Pin, fixed pin at least two, at least one fixed pin is located at a side of the electrical insulation sheet, at least one institute
State the upper end that fixed pin is arranged on the electrical insulation sheet.
8. a kind of electric food warmer according to claim 1, it is characterised in that the upper end of the electrical insulation sheet arranges fixed
Pin, fixed pin are at least spaced two, and are all disposed within the middle part of the electrical insulation sheet upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106327.1U CN206006851U (en) | 2016-02-02 | 2016-02-02 | A kind of electric food warmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620106327.1U CN206006851U (en) | 2016-02-02 | 2016-02-02 | A kind of electric food warmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206006851U true CN206006851U (en) | 2017-03-15 |
Family
ID=58241605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620106327.1U Active CN206006851U (en) | 2016-02-02 | 2016-02-02 | A kind of electric food warmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206006851U (en) |
-
2016
- 2016-02-02 CN CN201620106327.1U patent/CN206006851U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |