CN208740736U - A kind of protected by temperature limitation structure that scorching equipment and scorch equipment - Google Patents
A kind of protected by temperature limitation structure that scorching equipment and scorch equipment Download PDFInfo
- Publication number
- CN208740736U CN208740736U CN201721831426.7U CN201721831426U CN208740736U CN 208740736 U CN208740736 U CN 208740736U CN 201721831426 U CN201721831426 U CN 201721831426U CN 208740736 U CN208740736 U CN 208740736U
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- temperature
- equipment
- limiting device
- air duct
- heat dissipation
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Abstract
The utility model discloses a kind of protected by temperature limitation structure for scorching equipment and scorch equipment.The protected by temperature limitation structure for scorching equipment includes that the heat dissipation wind channel and temperature-limiting device scorched in equipment is arranged in; the temperature-limiting device is mounted on the air duct component to form the heat dissipation wind channel; for being monitored to the temperature inside the heat dissipation wind channel, and when temperature inside the heat dissipation wind channel is more than the temperature-limited value of the temperature-limiting device, makes the equipment of scorching stop heating.The protected by temperature limitation structure of the utility model by monitoring heat dissipation wind channel inside radiating airflow temperature, just can effectively prevent scorch equipment complete machine and/or Important Components therein temperature it is excessively high, thus to scorch equipment provide overheating protection.
Description
Technical field
The utility model relates to kitchen appliance technical fields, and in particular to a kind of protected by temperature limitation structure and steaming for scorching equipment
Roasting equipment.
Background technique
Oven etc. scorches equipment (especially normal domestic use built-in electric oven etc.) in use, because heating element is held
Continuous to generate heat, the temperature that will lead to complete machine increases, it is easy to cause complete machine to overheat, or cause the Important Components in oven
Overheat, to influence the service life of oven, or even can damage oven.
Utility model content
Based on above-mentioned status, the main purpose of the utility model is to provide a kind of protected by temperature limitation structure for scorching equipment and
Equipment is scorched accordingly, protected by temperature limitation can be carried out to equipment is scorched, damage caused by preventing because of overheat.
To achieve the above object, the technical solution adopted in the utility model is as follows:
In a first aspect, a kind of protected by temperature limitation structure for scorching equipment, including the radiation air scorched in equipment is arranged in
Road and temperature-limiting device, the temperature-limiting device are mounted on the air duct component to form the heat dissipation wind channel, for the radiation air
Temperature inside road is monitored, and the temperature inside the heat dissipation wind channel be more than the temperature-limiting device temperature-limited value when make institute
It states and scorches equipment stopping heating.
Preferably, the temperature-limiting device includes one or more than two temperature limiters for being arranged in parallel.
Preferably, with cooling fan, the cooling fan is mounted on the heat dissipation wind channel equipment of scorching, so as to
Radiating airflow is formed in the heat dissipation wind channel, wherein on the flow direction of the radiating airflow, the temperature-limiting device is located at
The upstream side of the cooling fan.
Preferably, circuit board or electric elements are provided in the heat dissipation wind channel, in the flow direction of the radiating airflow
On, the circuit board or electric elements are located at the upstream side of the temperature-limiting device.
Second aspect, one kind scorching equipment, including mentioned-above protected by temperature limitation structure.
Preferably, the heat dissipation wind channel includes the inside that the back shroud for scorching equipment and/or side cover plate is arranged in
First air duct sections and the second air duct sections being arranged on the inside of the lamina tecti for scorching equipment, first air duct sections and described the
Two air duct sections communicate.
Preferably, the arrival end of first air duct sections includes the air inlet being arranged on the back shroud and/or side cover plate
Hole；
And/or the main circuit board for scorching equipment is mounted in first air duct sections；
And/or at least part of the limiting device is located in second air duct sections.
Preferably, the temperature-limiting device is mounted on the lamina tecti；
And/or the temperature-limiting device is located near the position that crosses of second air duct sections and first air duct sections.
Preferably, the lead pin of the temperature-limiting device protrudes from the upper surface of the lamina tecti.
Preferably, the temperature-limiting device is electrically connected with the heating element for scorching equipment.
Preferably, the equipment of scorching is oven.
The protected by temperature limitation structure of the utility model, just can be effective by the temperature of the radiating airflow inside monitoring heat dissipation wind channel
Prevent the temperature for scorching equipment complete machine and/or Important Components therein excessively high, to provide overheating protection to equipment is scorched.
Detailed description of the invention
Hereinafter reference will be made to the drawings sets the protected by temperature limitation structure according to the present utility model for scorching equipment and corresponding scorch
Standby preferred embodiment is described.In figure:
Fig. 1 is the schematic cross-sectional view for scorching equipment according to a kind of preferred embodiment of the utility model；
Fig. 2 scorches the schematic perspective view of equipment for Fig. 1's, wherein having removed the shell for scorching equipment；
Fig. 3 is the structural schematic diagram of the back shroud for scorching equipment of Fig. 1；
Fig. 4 shows the schematic view of the mounting position for scorching temperature limiter in equipment of Fig. 1；
Fig. 4 A is the partial enlargement diagram of the a-quadrant in Fig. 4；
Fig. 5 is the structural schematic diagram of the lamina tecti for scorching equipment of Fig. 1.
Specific embodiment
Aiming at the problem that influencing oven service life because lacking effective overheating protection in the oven of the prior art, this reality
Provide a kind of protected by temperature limitation structure for scorching equipment with novel first aspect, for for scorch equipment complete machine and/or its
In Important Components provide overheating protection.Wherein, scorching equipment other than oven, involved in the utility model can also be
Steam box, light-wave cooker, micro- roasting all-in-one machine, micro- scorches other high temperature kitchen appliances such as all-in-one machine at micro-wave oven.
As shown in Figure 1, the protected by temperature limitation structure of the utility model includes that the heat dissipation wind channel scorched in equipment is arranged in
100 (representing the flow path schematic diagram of the radiating airflow in heat dissipation wind channel 100 in Fig. 1 with grid shadow line and arrow) and limit
Warm device 200, wherein the temperature-limiting device 200 is mounted on the air duct component to form the heat dissipation wind channel 100, for institute
It states the temperature inside heat dissipation wind channel 100 to be monitored, and the temperature inside the heat dissipation wind channel 100 is more than the temperature-limiting device
The equipment of scorching is set to stop heating when 200 temperature-limited value.
The protected by temperature limitation structure of the utility model, just can be effective by the temperature of the radiating airflow inside monitoring heat dissipation wind channel
Prevent the temperature for scorching equipment complete machine and/or Important Components therein excessively high, to provide overheating protection to equipment is scorched.
For example, in the work course, no matter how high the intracavitary temperature of its food baking is for oven, it is located at roasting chamber
External various components then should all be maintained at safe temperature appropriate hereinafter, and oven is generally provided with heat dissipation wind channel, use
It is distributed in by the waste heat outside roasting chamber, it therefore, can be in very great Cheng as long as the gas flow temperature in monitoring heat dissipation wind channel
Guarantee that the temperature of complete machine and/or Important Components therein does not transfinite, and thereby guarantees that the safety of oven on degree.
Preferably, the temperature-limiting device 200 includes one or more than two temperature limiters 201 for being arranged in parallel.Such as such as
Shown in Fig. 2, two temperature limiters 201 are arranged side by side at the corresponding position of heat dissipation wind channel 100, and two temperature limiters 201 are supervised simultaneously
The temperature in heat dissipation wind channel 100 is controlled, is capable of providing high reliability, such as in the case where wherein 201 failure of limiter,
Another temperature limiter 201 still is able to play the role of effective protection.
Preferably, in the case where temperature-limiting device 200 includes more than two temperature limiters 201 in parallel, these temperature limiters 201
It can not also be installed, but can be distributed at the different location of heat dissipation wind channel 100 by the way of arranged side by side, thus
Temperature at different location is monitored.For example, the temperature of radiating airflow can within the scope of the whole length of heat dissipation wind channel 100
To be considered different everywhere, the gas flow temperature of the arrival end of heat dissipation wind channel 100 is minimum, the gas flow temperature highest of outlet end, because
This, is scorching the arrangement form inside equipment according to heat dissipation wind channel 100, can preferably set for the temperature limiter 201 at different location
Different temperature-limited values is set, when any one temperature limiter 201 monitors that temperature is more than its temperature-limited value, can all stop scorching equipment
Heating function, to provide safer reliable protection to scorch equipment.As for each limiter 201 temperature-limited value really
It is fixed, then it can be completed by the way of experiment and/or simulation.
Preferably, as depicted in figs. 1 and 2, the equipment of scorching with cooling fan 300, install by the cooling fan 300
On the heat dissipation wind channel 100, to form radiating airflow in the heat dissipation wind channel 100, wherein in the radiating airflow
On flow direction, the temperature-limiting device 200 is located at the upstream side of the cooling fan 300.Generally, in heat dissipation wind channel 100,
Closer to cooling fan 300, the temperature of radiating airflow is higher, because cooling fan 300 will be from scorching each orientation of equipment
Radiating airflow concentrates discharge after pooling together, and therefore, the upstream side that cooling fan 300 is arranged in temperature-limiting device 200 can be with
It more targetedly carries out limiting warm protection.
Preferably, circuit board or electric elements are provided in the heat dissipation wind channel 100, in the flowing side of the radiating airflow
Upwards, the circuit board or electric elements are located at the upstream side of the temperature-limiting device 200.That is, in radiation processes, heat transmission gas
Stream first flows through the circuit board or electric elements, and the heat of circuit board or electric elements is taken away, and just flows through limit temperature dress later
200 are set, therefore, the temperature that temperature-limiting device 200 is monitored is often higher than the temperature of circuit board or electric elements position,
In this case, when temperature-limiting device 200, which monitors temperature, to be reached its temperature-limited value and act, where circuit board or electric elements
Temperature at position is still lower than the temperature-limited value of the temperature-limiting device 200, therefore can ensure the safety of circuit board or electric elements.
On the basis of above-mentioned work, the second aspect of the utility model provides one kind and scorches equipment, preferably oven,
More preferably built-in type oven, it is specific as shown in Figs. 1-5 comprising the mentioned-above protected by temperature limitation structure of the utility model, from
And overheating protection can be carried out to complete machine and/or Important Components therein.Certainly, other than oven, the utility model is mentioned
The equipment of scorching supplied can also be steam box, micro-wave oven, light-wave cooker, micro- roasting all-in-one machine, micro- scorch other high temperature kitchens such as all-in-one machine
Electric appliance.
Preferably, as shown in Figure 1, the heat dissipation wind channel 100 includes that 1 inside of back shroud for scorching equipment is arranged in
First air duct sections 101 and the second air duct sections 102 that 2 inside of lamina tecti for scorching equipment is set, first air duct sections
101 and second air duct sections 102 communicate.Alternatively or additionally, the first air duct sections 101 also can be set (shows in side cover plate 3
In Fig. 2) inside.For example, radiating motor 300 is mounted on the top for scorching equipment, radiating airflow by the first air duct sections 101 into
Enter the second air duct sections 102, is discharged later by radiating motor 300.Heat dissipation wind channel 100 is set in the manner described above, can effectively be increased
Add the length of heat dissipation wind channel 100, thus increase the heat dissipation coverage area of radiating airflow, it is scattered in order to be carried out for more components
Heat.
In addition, heat dissipation wind channel 100 can also include that the third air duct sections being located on the inside of bottom plate 4 (shown in Figure 4) (do not show
Out) and/or be located at preceding doorframe 6 (shown in Figure 1) in the 4th air duct sections (not shown), so as to cooling fan 300 transport
By the heat in bottom and/or preceding doorframe as radiating airflow is taken away when row.
Preferably, the arrival end of first air duct sections 101 includes being arranged on the back shroud 1 and/or side cover plate 3
Air inlet hole 11, as shown in Figure 3.By the way that air inlet hole 11 is arranged on corresponding back shroud 1 and/or side cover plate 3, extraneous sky can be made
Gas is easily directly entered in heat dissipation wind channel 100.Particularly, for built-in type oven, radiating airflow is from back shroud 1
Air inlet 11 enters heat dissipation wind channel 100, and when realization is more easy, and heat dissipation effect is more preferable, because oven is after installation by adhering,
The space of the left and right sides is more narrow compared to the space of rear side, and air is easy to produce larger resistance when flowing.
The preferred structure of back shroud 1 is as shown in Figure 3.
Specifically, can according to need carry out protected by temperature limitation circuit board and/or electric elements installation site and rear
The corresponding position die mould of cover board 1, aperture, to form air inlet hole 11.Preferably, as shown in figure 3, the air inlet hole 21 includes simultaneously
Multiple apertures of setting are arranged, such as are arranged in multiple apertures of multirow or multiple row.By the way that multiple aperture conducts side by side are arranged
The entrance of heat dissipation wind channel in the case where guaranteeing that entrance intake is met the requirements, can prevent the foreign matter of larger size from entering and dissipate
In hot-flow flue 100, in order to avoid damage electric elements or damage cooling fan 300.
Preferably, the main circuit board (not shown) for scorching equipment is mounted in first air duct sections 101, such as is pacified
At circuit board installation position 110, as shown in Figure 4.Outside air initially enters in the first air duct sections 101 and forms radiating airflow,
The temperature of radiating airflow at this time is lower, it is thus possible to fully be radiated to each component on main circuit board.
Preferably, at least part (such as part other than lead pin) of the temperature-limiting device 200 is located at institute
It states in the second air duct sections 102.After radiating airflow radiates to each component on main circuit board, in cooling fan 300
Suction under, enter in the second air duct sections 102 from the first air duct sections 101, and gas flow temperature can increase all the way.This
In the case of, when temperature-limiting device 200 because temperature reaches temperature-limited value act when, the gas flow temperature in the first air duct sections 101 still will not
Reach the temperature-limited value, therefore, is easily guaranteed that the temperature rise of each component on main circuit board is no more than standard requirements.
Preferably, the temperature-limiting device 200 is mounted on the lamina tecti 2, as shown in Fig. 1-2 and Fig. 4-5.This is practical new
In type, lamina tecti 2 is one of the component to form heat dissipation wind channel 100, such as can be collectively formed with air channel base plate (not shown)
Two air duct sections 102.In the top of the lamina tecti 2, described to scorch equipment for example further include upper case member 5, as shown in Figure 1.
Temperature-limiting device 200 is mounted on lamina tecti 2, temperature-limiting device 200 on the one hand can be made as close to cooling fan 300, from
And the angle value at higher temperature in heat dissipation wind channel 100 can be monitored, it avoids complete machine from overheating, on the other hand then also ensures temperature-limiting device
200 as far as possible far from the roasting chamber for scorching equipment, so that it is guaranteed that the safety of temperature-limiting device 200 itself, yet another aspect also have installation
Easy advantage.
Preferably, the temperature-limiting device 200 is located at crossing for second air duct sections 102 and first air duct sections 101
Near position, that is, the temperature-limiting device 200 may include one or more the limit temperature at the position that crosses
Device 201, as shown in Fig. 1, Fig. 4 and Fig. 4 A.It is readily appreciated that, the temperature of radiating airflow herein is higher than in the first air duct sections 101
Gas flow temperature, but also more close to the gas flow temperature of 101 end of the first air duct sections, therefore, the temperature-limiting device at the position
200 safer, reliable, accurately can carry out overheating protection to main circuit board in the first air duct sections 101 etc., it is ensured that
The temperature rise of each component on main circuit board is no more than standard requirements.
Preferably, the entrance of the second air duct sections 102 is located at the underface of temperature-limiting device 200, and it is further preferred that limit
Warm device 200 includes two temperature limiters 201, they are arranged side by side the entrance top in the second air duct sections 102, the temperature of monitoring
Degree may be considered the maximum temperature in the first air duct sections 101.
Preferably, the lead pin of the temperature-limiting device 200 protrudes from the upper surface of the lamina tecti 2, such as Fig. 4 and Fig. 4 A
It is shown, so as to be convenient for carrying out temperature-limiting device 200 installation and wiring.
Preferably, the temperature-limiting device 200 is electrically connected with the heating element for scorching equipment, in this way, when scorching equipment
After running a period of time, temperature everywhere can all rise, and when temperature-limiting device 200 detects temperature over-range, just can directly disconnect
The connection of heating element and power supply, makes to scorch equipment and stops heating immediately, no longer generates new heat, sets to protect because scorching
Main components damage and the damage of other component caused by standby temperature is excessively high, thus equipment is scorched in protection.
To sum up, the utility model scorches equipment because being provided with protected by temperature limitation structure provided by the utility model, thus
It can either reliably protect and scorch equipment entirety, and protected by temperature limitation can be carried out to the major electrical equipment element inside equipment.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model
In the case where basic principle, those skilled in the art can be for the various apparent or equivalent modification that above-mentioned details is made
Or replacement, it is all included in the scope of the claims of the utility model.
Claims (11)
1. a kind of protected by temperature limitation structure for scorching equipment, which is characterized in that including the radiation air scorched in equipment is arranged in
Road and temperature-limiting device, the temperature-limiting device are mounted on the air duct component to form the heat dissipation wind channel, for the radiation air
Temperature inside road is monitored, and the temperature inside the heat dissipation wind channel be more than the temperature-limiting device temperature-limited value when make institute
It states and scorches equipment stopping heating.
2. protected by temperature limitation structure according to claim 1, which is characterized in that the temperature-limiting device includes one or parallel connection
More than two temperature limiters of setting.
3. protected by temperature limitation structure according to claim 1 or 2, which is characterized in that the equipment of scorching has cooling fan,
The cooling fan is mounted on the heat dissipation wind channel, to form radiating airflow in the heat dissipation wind channel, wherein described
On the flow direction of radiating airflow, the temperature-limiting device is located at the upstream side of the cooling fan.
4. protected by temperature limitation structure according to claim 3, which is characterized in that be provided in the heat dissipation wind channel circuit board or
Electric elements, on the flow direction of the radiating airflow, the circuit board or electric elements are located at the upper of the temperature-limiting device
Swim side.
5. one kind scorches equipment, which is characterized in that including protected by temperature limitation structure described according to claim 1 one of -4.
6. according to claim 5 scorch equipment, which is characterized in that the heat dissipation wind channel includes that setting is set in described scorch
First air duct sections of the inside of standby back shroud and/or side cover plate and be arranged on the inside of the lamina tecti for scorching equipment second
Air duct sections, first air duct sections and second air duct sections communicate.
7. according to claim 6 scorch equipment, which is characterized in that the arrival end of first air duct sections includes that setting exists
Air inlet hole on the back shroud and/or side cover plate；
And/or the main circuit board for scorching equipment is mounted in first air duct sections；
And/or at least part of the limiting device is located in second air duct sections.
8. according to claim 6 scorch equipment, which is characterized in that the temperature-limiting device is mounted on the lamina tecti；
And/or the temperature-limiting device is located near the position that crosses of second air duct sections and first air duct sections.
9. according to claim 8 scorch equipment, which is characterized in that the lead pin of the temperature-limiting device protrudes from described
The upper surface of lamina tecti.
10. scorching equipment according to one of claim 5-9, which is characterized in that the temperature-limiting device is set with described scorch
Standby heating element electrical connection.
11. scorching equipment according to one of claim 5-9, which is characterized in that the equipment of scorching is oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831426.7U CN208740736U (en) | 2017-12-22 | 2017-12-22 | A kind of protected by temperature limitation structure that scorching equipment and scorch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721831426.7U CN208740736U (en) | 2017-12-22 | 2017-12-22 | A kind of protected by temperature limitation structure that scorching equipment and scorch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208740736U true CN208740736U (en) | 2019-04-16 |
Family
ID=66051642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721831426.7U Withdrawn - After Issue CN208740736U (en) | 2017-12-22 | 2017-12-22 | A kind of protected by temperature limitation structure that scorching equipment and scorch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208740736U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107960881A (en) * | 2017-12-22 | 2018-04-27 | 珠海格力电器股份有限公司 | A kind of protected by temperature limitation structure for scorching equipment and scorch equipment |
-
2017
- 2017-12-22 CN CN201721831426.7U patent/CN208740736U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107960881A (en) * | 2017-12-22 | 2018-04-27 | 珠海格力电器股份有限公司 | A kind of protected by temperature limitation structure for scorching equipment and scorch equipment |
| CN107960881B (en) * | 2017-12-22 | 2023-09-22 | 珠海格力电器股份有限公司 | Temperature limiting protection structure of steaming and baking equipment and steaming and baking equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20230922 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20230922 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |