CN209437024U - A kind of electric baking machine - Google Patents
A kind of electric baking machine Download PDFInfo
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- CN209437024U CN209437024U CN201821963357.XU CN201821963357U CN209437024U CN 209437024 U CN209437024 U CN 209437024U CN 201821963357 U CN201821963357 U CN 201821963357U CN 209437024 U CN209437024 U CN 209437024U
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- heat
- generating pipe
- quartz ampoule
- inner housing
- baking machine
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Abstract
The utility model discloses a kind of electric baking machines, including inner housing and cover loaded on the outer housing on the outside of inner housing, heat-generating pipe is equipped in the opposite two side walls of inner housing, heat-generating pipe includes quartz ampoule and the heating wire in quartz ampoule, hot breeze way is additionally provided in the quartz ampoule, the both ends of heating wire pass through the power electric connection outside hot breeze way and quartz ampoule respectively.The utility model must reserve certain deformation gap when solving electric baking machine heat-generating pipe existing in the prior art assembling, and leak electric shock accidents also easily occurs when can not only generate collision abnormal sound, and rinse, reduces the technical problem of safety in utilization etc..
Description
Technical field
The utility model relates to a kind of electric baking machine more particularly to a kind of structure are simple, abnormal sound and leak are effectively avoided
Electric shock phenomenon, and reduce the electric baking machine of booster risk when falling.
Background technique
Existing heat-generating pipe type is generally divided into two kinds according to heater element: one is metal electric heating pipes, such as stainless steel electricity
Heat pipe, quartz electrothermal tube, halogen electrothermal tube etc. this be all using metal heating wire as basic heater element；Another kind is nonmetallic
Heat-generating pipe, such as carbon fibre heating tube.
The two sides of heat-generating pipe generally have ceramic insulation head, and intermediate host position is heating region, and tubing is predominantly transparent
Quartz ampoule.Temperature reaches 500 degree or more when due to heat-generating pipe electrified regulation, and there are thermal expansion and contractions for quartz ampoule, i.e., hot
Itself can generate slight deformation after swollen shrinkage, therefore close-fitting is tended not between quartz ampoule and sheet metal, need there are certain
Deformation gap, when thus causing to rock fuselage, the sound of quartz ampoule and sheet metal collision can be generated, while the gap is deposited
Leak electric shock accidents is also easily occurring when rinsing, is reducing safety in utilization.Additionally, due to ceramic head region temperature
It is higher, also affect the service life of conducting wire.
Summary of the invention
The utility model effectively avoids abnormal sound and leak electric shock phenomenon mainly there is provided a kind of structure is simple, and
The electric baking machine for reducing booster risk when falling, heat-generating pipe must be reserved centainly when solving electric baking machine existing in the prior art assembling
Deformation gap, leak electric shock accidents also easily occurs when can not only generate collision abnormal sound, and rinse, reduces safety in utilization
Deng technical problem.
Above technical problems of the utility model are mainly solved by the following technical scheme: a kind of electric baking machine,
Including inner housing and cover loaded on the outer housing on the outside of inner housing, heat-generating pipe, fever are equipped in the opposite two side walls of inner housing
Pipe includes quartz ampoule and the heating wire in quartz ampoule, and hot breeze way, the both ends point of heating wire are additionally provided in the quartz ampoule
Do not pass through the power electric connection outside hot breeze way and quartz ampoule.By the heating wire both ends in quartz ampoule, hot breeze way is set,
Make the both ends of heating wire respectively by the power electric connection outside hot breeze way and quartz ampoule, the temperature of hot breeze way is than heating wire shape
At efficient heat generation regional temperature it is low, the heat of the ceramic head at heat-generating pipe both ends is passed to advantageously reduce efficient heat generation region
It leads, thus the thermal expansion and contraction of quartz ampoule is obviously reduced, i.e., the deflection of quartz ampoule reduces, nothing between quartz ampoule and sheet metal
Must prearrangement of deformation amount gap, close-fitting both when installation will not generate quartz ampoule and sheet metal collision phenomenon, punching when rocking fuselage
Leak electric shock accidents will not occur when washing, it is safe to use；Simultaneously because ceramic head region temperature relative efficiency is sent out
The temperature of thermal region is low, is in conducting wire in the lower security context of temperature, therefore extend the service life of conducting wire.
Hot breeze way can be other conductive materials, preferably, the hot breeze way is conductive filament.Conductive filament is formed
Hot breeze way it is at low cost, conduct electricity very well.
Preferably, being set with annular baffle outside the junction of the heating wire and hot breeze way.By in heating wire
Annular baffle is set between hot breeze way, transmits heat to hot breeze way conducive to the efficient heat generation region for preventing heating wire from being formed,
The thermal efficiency for not only improving heating wire, reduces thermal losses, while can reduce hot breeze way temperature, conducive to the deformation for reducing quartz ampoule
Amount.
Preferably, the length ratio of the heating wire and hot breeze way is less than 10.The length ratio of heating wire and hot breeze way
In the reasonable scope, the advantageous temperature value for reducing quartz ampoule both ends can be sealed by a seal ring with to meet both ends for setting
It is required that.
Preferably, being equipped with fixed plate between the inner housing and outer housing, interior heat dissipation is formed between inner housing and fixed plate
Channel, forms outer heat dissipation channel between outer housing and fixed plate, the corresponding ceramic head in heat-generating pipe both ends extends in outer heat dissipation channel.
By inside, fixed plate is set between outer housing, the inside of fixed plate forms interior heat dissipation channel, and outside forms outer heat dissipation channel, makes
The corresponding ceramic head in heat-generating pipe both ends is set in outer heat dissipation channel, is fixedly connected first is that being conducive to heat-generating pipe with fixed plate implementation,
Second is that the temperature of the relatively interior heat dissipation channel of outer heat dissipation channel temperature as where ceramic head is low, using the conducting wire of low specification
Temperature requirement can be met, the conducting wire outside heat-generating pipe can be reduced using specification, save manufacturing cost.
More preferably, sealing ring is equipped in fixed plate through-hole corresponding with the heat-generating pipe.The both ends of heat-generating pipe are logical
It crosses sealing ring to be fixed in fixed plate through-hole, first is that the leakproofness of junction can be improved, to completely cut off water flow during rinsing by connecting
The place of connecing enters ceramic head, to generate short circuit or electric shock accidents, improves safety in utilization；Second is that by the rigid connection of junction
It is changed to elastic connection, prevent to shake abnormal sound or falls booster, improves product reliability.
Preferably, being equipped with reflector in inner housing inner surface upper cover corresponding with the heat-generating pipe.By in heating wire
The efficient heat generation region of formation increases reflector, i.e., fills reflector in the corresponding inner housing inner surface cover of heat-generating pipe, can pass through
Reflector further increases the heat-generating pipe thermal efficiency, and strengthens the heat insulation of inner housing.
More preferably, reflector is run through at the both ends of the heat-generating pipe, and spring is folded between reflector and inner housing.
By adding spring or other elastic components at the reflector back side, reflector can be made to be fixedly secured, avoid shaking and causing abnormal sound.
The cross section of quartz ampoule can use other non-circular shapes, and more preferably, the cross section of the quartz ampoule is
Ellipse.When quartz ampoule is non-circular shape, it can make rotate after quartz ampoule is fixed, avoid shaking and causing abnormal sound.
Preferably, being equipped with fixed plate between the inner housing and outer housing, interior heat dissipation is formed between inner housing and fixed plate
Channel, forms outer heat dissipation channel between outer housing and fixed plate, the corresponding ceramic head in heat-generating pipe both ends extends in interior heat dissipation channel
And it is positioned by silica gel, and the power outlet being connected with heat-generating pipe is upward.The ceramic head at heat-generating pipe both ends is located at interior heat dissipation channel
It is interior and when being positioned by silica gel, heat-generating pipe perforation positioning accuracy is advantageously reduced, i.e., two Kong Ding are become from original four holes positioning
Position, avoid inner housing and the through-hole in fixed plate not on one wire when cause heat-generating pipe or inner housing distorts, reduction is quick-fried
Split risk.
Therefore, a kind of electric baking machine of the utility model has an advantage that
1, the lenth ratio of the efficient heat generation zone length formed on heat-generating pipe by heating wire and hot breeze way has less than 10
Conducive to the temperature value for reducing heat-generating pipe both ends, to meet the requirement of both ends sealing ring；
2. annular baffle is arranged between the heating wire of heat-generating pipe and hot breeze way, be conducive to the heat completely cut off between the two conduction；
3. the ceramic head at heat-generating pipe both ends is located in outer heat dissipation channel, be conducive to the fixation of heat-generating pipe and fixed plate, simultaneously
The connecting wire specification that heat-generating pipe both ends can be reduced, reduces cost；
4. being fixed between heat-generating pipe both ends and fixed plate by sealing ring, the sway can be prevented generates abnormal sound and heat-generating pipe when falling
Fragmentation, while short circuit or electric shock accidents are generated after completely cutting off flushing flow direction both ends ceramic head.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is the first embodiment of the utility model；
Fig. 2 is the structural schematic diagram of heat-generating pipe in the utility model；
Fig. 3 is the enlarged drawing at A shown in Fig. 2；
Fig. 4 is the structural schematic diagram removed after outer housing shown in Fig. 1；
Fig. 5 is the local scheme of installation of heat-generating pipe in the utility model；
Fig. 6 is the partial structural diagram of the utility model；
Structural schematic diagram when Fig. 7 is second of embodiment of the utility model.
In figure: 1, inner housing；2, heat-generating pipe；21, quartz ampoule；22, heating wire；3, hot breeze way；4, annular baffle；5, solid
Fixed board；6, interior heat dissipation channel；7, outer heat dissipation channel；8, ceramic head；9, sealing ring；10, reflector；11, spring；12, outer housing.
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 shown in Figure 1, a kind of electric baking machine of the utility model, inner housing 1 and cover including rectangular shape are loaded on inner casing
The outer housing 12 of the rectangular shape of 1 bottom part down of body distinguishes horizontal installation in the corresponding two side walls of 1 long side of inner housing
There is heat-generating pipe 2, as shown in Fig. 2, heat-generating pipe 2 includes quartz ampoule 21 and the heating wire 22 being interspersed in quartz ampoule 21, quartz ampoule 21
Interior 22 both ends of heating wire respectively connected hot breeze way 3, and other conductive materials can be used in hot breeze way 3, due to conduction
Silk is at low cost, conducts electricity very well, and the hot breeze way 3 in the present embodiment is conductive filament, and the two sides port difference of quartz ampoule 21 is closed
Be connected with ceramic head 8, conductive filament pass through after ceramic head 8 with the power electric connection outside quartz ampoule 21.By in quartz ampoule 21
Hot breeze way 3 is arranged in 22 both ends of heating wire, and the both ends of heating wire 22 is made to pass through hot breeze way 3 and the power supply outside quartz ampoule 21 respectively
Electrical connection, since the temperature of hot breeze way 3 is lower than the efficient heat generation regional temperature that heating wire 22 is formed, to advantageously reduce
The ceramic head 8 for imitating heating region and 2 both ends of heat-generating pipe carries out heat exchange, and thus the thermal expansion and contraction of quartz ampoule 21 obviously subtracts
Small, i.e., the deflection of quartz ampoule 21 reduces, without prearrangement of deformation amount gap, installation between quartz ampoule 21 and the sheet metal being attached thereto
The implementable close-fitting of Shi Erzhe, therefore will not generate quartz ampoule 21 and sheet metal collision when fuselage rocks and cause abnormal sound,
And leak electric shock accidents will not occur when rinsing, safety in utilization is guaranteed, and properties of product are improved, simultaneously because
The temperature of 8 region temperature relative efficiency heating region of ceramic head is low, thus the conducting wire connected to power supply be also at temperature compared with
In low security context, the service life of conducting wire is extended, in addition from the point of view of save the cost, can choose and temperature is wanted
Seek lower low gauge wires.Preferably, the hot breeze way is conductive filament.
As shown in figure 3, it is further, in order to which the efficient heat generation region for preventing heating wire 22 from being formed is transmitted to hot breeze way 3
Heat is set with stationary annular baffle 4 in the junction of heating wire 22 and hot breeze way 3, thus not only improves the heat of heating wire 22
Efficiency reduces thermal losses, while can effectively reduce the temperature of hot breeze way 3, conducive to the deflection for reducing quartz ampoule 21.
The length of heating wire 22 and hot breeze way 3 in the reasonable scope, advantageously reduces 21 both ends of quartz ampoule than setting
Temperature value can meet fever in the range of the length ratio of heating wire 22 and hot breeze way 3 is set as less than 10 thus with this again
The requirement that 2 both ends of pipe are sealed by a seal ring.
As shown in figure 4, further, between inner housing 1 and outer housing 12 again sandwiched fixed plate 5, make inner housing 1 and solid
Heat dissipation channel 6 in being formed between fixed board 5, forms outer heat dissipation channel 7, the corresponding pottery in 2 both ends of heat-generating pipe between outer housing 12 and fixed plate 5
Porcelain head 8 extends in outer heat dissipation channel 7 after sequentially passing through inner housing 1 and fixed plate 5.By between inner housing 1 and outer housing 12
Fixed plate 5 is set, and the inner space of fixed plate 5 forms interior heat dissipation channel 6, and outer space forms outer heat dissipation channel 7, makes heat-generating pipe
The corresponding ceramic head 8 in 2 both ends is located in outer heat dissipation channel 7, first is that making heat-generating pipe 2 two times positioning by fixed plate 5, it is ensured that fever
Pipe 2 is reliably fixed, second is that since the temperature of the relatively interior heat dissipation channel 6 of 7 temperature of outer heat dissipation channel where ceramic head 8 is low,
Requirement can be met using the conducting wire of low specification, save manufacturing cost.
Sealing ring 9 is fixed with as shown in figure 5, being embedded in 5 through-hole of fixed plate corresponding with heat-generating pipe 2.The two of heat-generating pipe 2
End is fixed in 5 through-hole of fixed plate by sealing ring 9, first is that the leakproofness of heat-generating pipe 2 Yu 5 junction of fixed plate can be improved, with
Exclusion of water stream enters by junction in the outer heat dissipation channel 7 at 8 place of ceramic head, to generate short circuit or electric shock accidents, improves
The safety in utilization of complete machine；Second is that the rigid connection of heat-generating pipe 2 and 5 junction of fixed plate can be changed to elasticity by sealing ring 9
Connection prevents to shake abnormal sound or falls booster, improves product reliability.
As shown in fig. 6, further, the cross section of quartz ampoule 21 is ellipse, and in inner housing corresponding with heat-generating pipe 2
1 inner surface recesses inner cover is equipped with reflector 10, is clamped with spring 11, the both ends of heat-generating pipe 2 again between reflector 10 and inner housing 1
Extend through reflector 10.It can make rotate after quartz ampoule 21 is fixed, avoid the abnormal sound thus caused, quartz ampoule 21
Cross section is ellipse, and according to use demand, quartz ampoule 21 can also use other non-circular shapes.By in 22 shape of heating wire
At efficient heat generation region increase reflector 10, i.e., the corresponding 1 inner surface cover of inner housing of heat-generating pipe 2 fill reflector 10, can lead to
It crosses reflector 10 and further increases 2 thermal efficiency of heat-generating pipe, and strengthen the heat insulation of inner housing 1, reduce 21 deflection of quartz ampoule.
Spring 11 or other elastic components are added further through at the back side of reflector 10, reflector 10 can be made to fixedly positioning, is avoided because shaking
And cause abnormal sound.
Embodiment 2:
As shown in fig. 7, fixed plate 5 is folded between inner housing 1 and outer housing 12, between inner housing 1 and fixed plate 5 in formation
Heat dissipation channel 6, forms outer heat dissipation channel 7 between outer housing 12 and fixed plate 5, the ceramic head 8 at 2 both ends of heat-generating pipe extends to interior heat dissipation
It is positioned in channel 6 and by silica gel, the power outlet being connected with heat-generating pipe 2 is upward.The ceramic head 8 at 2 both ends of heat-generating pipe is located at interior
In heat dissipation channel 6 and when positioning by silica gel, the perforation positioning accuracy of heat-generating pipe 2 is advantageously reduced, i.e., by four original Kong Dingwei
Become the positioning of two holes, the heat-generating pipe 2 for avoiding the through-hole in inner housing 1 and fixed plate 5 from not causing coaxially or the deformation of inner housing 1 are turned round
Song reduces explosion risk.
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. a kind of electric baking machine, including inner housing (1) and cover loaded on the outer housing (12) on the outside of inner housing (1), in inner housing (1) phase
Pair two side walls be equipped with heat-generating pipe (2), heat-generating pipe (2) include quartz ampoule (21) and be set to quartz ampoule (21) in heating wire
(22), it is characterised in that: be additionally provided with hot breeze way (3) in the quartz ampoule (21), the both ends of heating wire (22) pass through heat respectively
Breeze way (3) and the power electric connection of quartz ampoule (21) outside.
2. a kind of electric baking machine according to claim 1, it is characterised in that: the hot breeze way (3) is conductive filament.
3. a kind of electric baking machine according to claim 1 or 2, it is characterised in that: in the heating wire (22) and hot breeze way
(3) annular baffle (4) are set with outside junction.
4. a kind of electric baking machine according to claim 1 or 2, it is characterised in that: the heating wire (22) and hot breeze way (3)
Length ratio less than 10.
5. a kind of electric baking machine according to claim 1 or 2, it is characterised in that: in the inner housing (1) and outer housing (12)
Between be equipped with fixed plate (5), formed between inner housing (1) and fixed plate (5) in heat dissipation channel (6), outer housing (12) and fixed plate (5)
Between form outer heat dissipation channel (7), it is interior that the corresponding ceramic head (8) in heat-generating pipe (2) both ends extends to outer heat dissipation channel (7).
6. a kind of electric baking machine according to claim 5, it is characterised in that: in fixed plate corresponding with the heat-generating pipe (2)
(5) sealing ring (9) are equipped in through-hole.
7. a kind of electric baking machine according to claim 1 or 2, it is characterised in that: in inner casing corresponding with the heat-generating pipe (2)
Body (1) inner surface upper cover is equipped with reflector (10).
8. a kind of electric baking machine according to claim 7, it is characterised in that: reflector is run through at the both ends of the heat-generating pipe (2)
(10), spring (11) and between reflector (10) and inner housing (1) are folded with.
9. a kind of electric baking machine according to claim 7, it is characterised in that: the cross section of the quartz ampoule (21) is ellipse
Shape.
10. a kind of electric baking machine according to claim 1 or 2, it is characterised in that: in the inner housing (1) and outer housing
(12) between be equipped with fixed plate (5), between inner housing (1) and fixed plate (5) formed in heat dissipation channel (6), outer housing (12) with fix
Outer heat dissipation channel (7) is formed between plate (5), the corresponding ceramic head (8) in heat-generating pipe (2) both ends extends in interior heat dissipation channel (6) simultaneously
It is positioned by silica gel, and the power outlet being connected with heat-generating pipe (2) is upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821963357.XU CN209437024U (en) | 2018-11-27 | 2018-11-27 | A kind of electric baking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821963357.XU CN209437024U (en) | 2018-11-27 | 2018-11-27 | A kind of electric baking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209437024U true CN209437024U (en) | 2019-09-27 |
Family
ID=68012039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821963357.XU Active CN209437024U (en) | 2018-11-27 | 2018-11-27 | A kind of electric baking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209437024U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112413884A (en) * | 2020-12-04 | 2021-02-26 | 艾锐斯电子(深圳)有限公司 | Liquid heat exchanger in container with metal ceramic heating element |
| WO2022089007A1 (en) * | 2020-10-30 | 2022-05-05 | 广东美的厨房电器制造有限公司 | Cooking device |
-
2018
- 2018-11-27 CN CN201821963357.XU patent/CN209437024U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022089007A1 (en) * | 2020-10-30 | 2022-05-05 | 广东美的厨房电器制造有限公司 | Cooking device |
| CN112413884A (en) * | 2020-12-04 | 2021-02-26 | 艾锐斯电子(深圳)有限公司 | Liquid heat exchanger in container with metal ceramic heating element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230818 Address after: No. 999, Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee after: Shandong Jiuchuang Home Appliance Co.,Ltd. Address before: No. 999, Mei Li Road, Huaiyin District, Ji'nan, Shandong Patentee before: JOYOUNG Co.,Ltd. |
|
| TR01 | Transfer of patent right |