CN208223660U - The mounting structure of temperature sensor on heat-generating disc - Google Patents
The mounting structure of temperature sensor on heat-generating disc Download PDFInfo
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- CN208223660U CN208223660U CN201820864049.5U CN201820864049U CN208223660U CN 208223660 U CN208223660 U CN 208223660U CN 201820864049 U CN201820864049 U CN 201820864049U CN 208223660 U CN208223660 U CN 208223660U
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Abstract
The mounting structure of temperature sensor on a kind of heat-generating disc, including limit film (4), temperature-sensitive aluminium block (5), limit film (4) is fixed on fever steel disk (1) lower surface, there are temperature-sensitive aluminium block (5) in limit film (4), the front of temperature-sensitive aluminium block (5) is equipped with pit (51), temperature-sensitive aluminium block (5) is close to fever steel disk (1), thermally conductive aluminium dish (3) is fixed in fever steel disk (1), heat-generating pipe (2) is fixed on thermally conductive aluminium dish (3), and above-mentioned component forms fever steel disk component by welding；The temperature sensor (61) installed on electric connector (6) is put into pit (51) and contacts with temperature-sensitive aluminium block (5), and electric connector (6) is fixed on fever steel disk component.The utility model is not required to the aperture on heat-generating disc, and temperature sensor is easy to assembly, and production efficiency can be improved, and producting process difficulty reduces, technology stability is good, and rejection rate is low, to reduce production cost, and increases the aesthetics of product.
Description
Technical field
The utility model relates to the mounting structures of NTC on heat-generating disc a kind of.
Background technique
The liquid such as current market sales of electronically electric heat kettle, health-promotion kettle heat household electrical appliance, the fever in bottom of the pot portion
All device has the temperature sensor directly contacted with water on disk, for detecting the temperature of liquid, in order to accurately control these electricity
The water temperature that device is heated up water.But this temperature sensor mounting structure but brings certain trouble, especially this structure to user
Temperature sensor mounting structure when being used to heat up water and cook in the health-promotion kettle of food, since sensor device is all exposed,
It is directly contacted with food and soup, the silica gel for being used to seal is easy to be disseminated and changed colour by the color of food and soup, influences to produce
The beauty of product.The exposed cleaning of sensor is also more troublesome, is not easy to clean up, and remains dirty.In addition, due to as these household electrical appliances
Bottom heat-generating disc on must make a hole, be used for mounting temperature sensor, cause manufacturing process more complicated, cost compared with
Height, there is also because situations such as generating leak the problems such as mounting process, material aging, influences the safety of product, for this purpose, anxious
A kind of fever panel surface is needed to be not required to the heat-generating disc of mounting temperature sensor and structure safety.
Summary of the invention
On a kind of the purpose of this utility model is to provide structures simple, easy for installation, inexpensive and beautiful heat-generating disc
The mounting structure of temperature sensor.
The purpose of this utility model can be achieved, and design a kind of mounting structure of temperature sensor on heat-generating disc, packet
Fever steel disk, heat-generating pipe, thermally conductive aluminium dish, limit film, temperature-sensitive aluminium block, temperature sensor and electric connector, limit film is included to be fixed on
Generate heat steel disk lower surface, and temperature-sensitive aluminium block is placed in limit film, and the front center of temperature-sensitive aluminium block is equipped with pit, the back of temperature-sensitive aluminium block
Fever steel disk lower surface is close in face, and thermally conductive aluminium dish is fixed on fever steel disk lower surface, and heat-generating pipe is fixed in thermally conductive aluminium dish, generates heat
Steel disk, heat-generating pipe, thermally conductive aluminium dish, limit film, temperature-sensitive aluminium block form fever steel disk component by welding；It is installed on electric connector
Temperature sensor is put into pit and contacts with temperature-sensitive aluminium block, and electric connector is fixed on fever steel disk component by fastener.
Further, the shape of limit film is circular sheet-like structures, and center is provided with inner hole, and the edge of inner hole is equipped with several
The fixed jaw dug upwards.
Further, the edge of limit film inner hole is evenly distributed with 3~8 position-limited claws dug upwards, between position-limited claw between
Every the of same size of width and position-limited claw.
Further, temperature-sensitive aluminium block is polygon flat pattern, and shape installation dimension is adapted to the inner hole of limit film.
Further, generate heat steel disk shape be indent flanging circular discs.
Further, be provided with the plate-like round discus of insulation hole centered on thermally conductive aluminium dish, disk be equipped with several reinforcing posts and
Via hole, heat-generating pipe are fixed in thermally conductive aluminium dish by reinforcing post.
Further, the diameter of insulation hole is 20~45mm in thermally conductive aluminium dish.
Preferably, the heat-insulated bore dia of thermally conductive aluminium dish is set as 32~38mm.
The utility model is not required to the aperture on heat-generating disc, while temperature sensor NTC is easy to assembly, and production effect can be improved
Rate can also overcome because of water leakage defect caused by assembling bad or sealed material aging, producting process difficulty reduction, technology stability
Good, rejection rate is low, to reduce production cost, and increases the aesthetics of product.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model preferred embodiment；
Fig. 2 is the schematic diagram of the fever steel disk of the utility model preferred embodiment；
Fig. 3 is the schematic diagram of the limit film of the utility model preferred embodiment；
Fig. 4 is the schematic diagram of the temperature-sensitive aluminium block of the utility model preferred embodiment；
Fig. 5 is the diagrammatic cross-section of the temperature-sensitive aluminium block of the utility model preferred embodiment；
Fig. 6 is the schematic diagram of the thermally conductive aluminium dish of the utility model preferred embodiment；
Fig. 7 is the schematic diagram of the heat-generating pipe of the utility model preferred embodiment；
Fig. 8 is the temperature sensor of the utility model preferred embodiment and the schematic diagram of electric connector；
Fig. 9 is the schematic diagram of the application of the utility model preferred embodiment；
Figure 10 is the enlarged diagram of the part I in Fig. 9.
Specific embodiment
The utility model will be further described with reference to embodiments.
As shown in Figure 1, Figure 10 shows, on a kind of heat-generating disc temperature sensor mounting structure, including fever steel disk 1 (such as Fig. 2 institute
Show), heat-generating pipe 2 (as shown in Figure 7), thermally conductive aluminium dish 3 (as shown in Figure 6), limit film 4 (as shown in Figure 3), temperature-sensitive aluminium block 5 (as scheme
Shown in 4), temperature sensor 61 and electric connector 6 (as shown in Figure 8), limit film 4 is fixed on fever 1 lower surface of steel disk, limit film
Temperature-sensitive aluminium block 5 is fixed in 4, the front center of temperature-sensitive aluminium block 5 is equipped with pit 51, and fever steel disk 1 is close at the back side of temperature-sensitive aluminium block 5
Lower surface, thermally conductive aluminium dish 3 are fixed on fever 1 lower surface of steel disk, and heat-generating pipe 2 is fixed in thermally conductive aluminium dish 3, fever steel disk 1, fever
Pipe 2, thermally conductive aluminium dish 3, limit film 4, temperature-sensitive aluminium block 5 form fever steel disk component by welding；The temperature installed on electric connector 6
Sensor 61 is put into pit 51 and contacts with temperature-sensitive aluminium block 5, and electric connector 6 is fixed on fever steel disk component by fastener.
As shown in figure 3, the shape of limit film 4 is circular sheet-like structures, center is provided with inner hole 42, and the edge of inner hole 42 is set
There are several position-limited claws 41 dug upwards.Position-limited claw 41 is for limiting temperature-sensitive aluminium block 5.The limit film 4 is weldingly fixed on fever
The central area of the lower surface of steel disk 1.It is solid to be to be able to position as required for the purpose of welded limiting piece 4 on fever steel disk 1
A fixed temperature-sensitive aluminium block 5, and the purpose for fixing temperature-sensitive aluminium block 5 is to preferably pass the temperature being arranged on electric connector 6
Sensor 61 can be stably placed in the pit 51 of 5 center of temperature-sensitive aluminium block setting, temperature sensor 61 and can be well
It is contacted with temperature-sensitive aluminium block 5.The edge of limit film inner hole 42 is evenly distributed with 3~8 position-limited claws 41 dug upwards, between position-limited claw 41
Interval width is of same size with position-limited claw 41, and the present embodiment is 4 position-limited claws.
As Figure 1 and Figure 4, temperature-sensitive aluminium block 5 is polygon flat pattern, the inner hole of shape installation dimension and limit film
Temperature-sensitive aluminium block 5 is limited in the inner hole 42 of limit film 4 by 42 adaptations, temperature-sensitive aluminium block 5 by position-limited claw 41.As shown in figure 5, temperature-sensitive
The front center of aluminium block 5 is equipped with pit 51.
As shown in Fig. 2, Fig. 9, Figure 10, the shape of fever steel disk 1 is the circular discs of indent flanging, and structure can be easy
Ground realizes that kettle body 7 is assembled together with fever steel disk component, and obtains higher assembly efficiency.
As shown in fig. 6, being provided with the plate-like round discus of insulation hole 31 centered on thermally conductive aluminium dish 3, disk is equipped with several auxiliary
Column 32 and via hole 33, heat-generating pipe 2 are fixed in thermally conductive aluminium dish 3 by reinforcing post 32.At thermally conductive 3 center of aluminium dish, insulation hole is set
31 purpose, when 2 adstante febre of heat-generating pipe, is reduced to be assembled temperature-sensitive aluminium block 5 after generating heat on steel disk 1 by limit film 4
The variation of thermally conductive 3 temperature of aluminium dish influences 5 temperature change of temperature-sensitive aluminium block, and temperature-sensitive aluminium block 5 is adjacent in 31 regional center of insulation hole
1 lower surface of fever steel disk, the temperature of the fever steel disk 1 of 31 regional center of insulation hole is exactly the temperature of water in kettle body, and temperature
Sensor 61 is contacted with the pit 51 that 5 center of temperature-sensitive aluminium block is arranged, and temperature sensor 61 can be detected with most fast reaction speed
To the variation of water temperature, so that the MCU control circuit in electric kettle be enable rapidly to realize the temperature control to electric kettle.
Positioning of the via hole 33 for thermally conductive aluminium dish 3 on fever 1 lower surface of steel disk, fever are equipped with accordingly on 1 lower surface of steel disk
With via hole 33 cooperate positioning column.
In thermally conductive aluminium dish 3 diameter of insulation hole 31 be 20~45mm preferably.Preferably by the insulation hole 31 of the thermally conductive aluminium dish 3
It is more preferable that diameter is set as 32~38mm.The setting of insulation hole 31 is the temperature in order to make thermally conductive aluminium dish 3 will not influence temperature-sensitive aluminium block 5
Degree enables the temperature sensor being placed in temperature-sensitive aluminium block 5 61 to rapidly detect the variation of fever 1 central temperature of steel disk,
The variation that water temperature in kettle body can directly and quickly be sensed not only had met the thermally conductive comparatively fast heating fever steel disk 1, but also energy of aluminium dish 3
Guarantee that thermally conductive aluminium dish 3 will not influence 5 temperature change of temperature-sensitive aluminium block on the fever steel disk 1 in 31 region of insulation hole.
When the steel disk component that generates heat is used for health-promotion kettle as heater element, 61 installation method of electric connector temperature sensor is such as
Under: the kettle body 7 of the fever steel disk component for the mounting structure for having made temperature sensor and glass is glued into glue and forms glass
Body component is stewed, then, coats heat-conducting silicone grease in the pit 51 in the temperature-sensitive aluminium block 5 of fever steel disk component, then by electric connector 6
On temperature sensor 61 alignment fever steel disk component on temperature-sensitive aluminium block 5 in pit 51 be placed into contact pit 51 hole
Bottom, by 3 screw columns on 3 mounting holes alignment fever steel disk component on electric connector 6, then stamping screw will be electrically connected
Device 6 is fixed on fever steel disk component, finally, bottom of the pot lid is fixed by screws on heat-generating disc steel component, then hand handle is consolidated
It is scheduled on the bottom of the pot lid and kettle body 7 of health-promotion kettle, as shown in Figure 9, Figure 10.
The utility model first fixes limit film 4 on fever steel disk 1, and by the fixed temperature-sensitive aluminium block 5 of limit film 4, makes
Fever steel disk 1 is avoided when production fever steel disk component to deform, and influences the beauty of appearance.In technique, reduce clamping
The special fixture that temperature-sensitive aluminium block 5 is welded improves welding yields.Limit film 4 is welded and fixed by butt-welding machine more to be held
It is easily accurately positioned and fixes, the more quick side when steel disk component is generated heat in production of temperature-sensitive aluminium block 5 is fixed as fixture by limit film 4
Just.Meanwhile temp sensor device is installed more convenient in fever pan bottom from the technological process of production.
The fever steel disk component completed is assembled, that is, has been welded with limit film 4, temperature-sensitive aluminium block 5, thermally conductive aluminium dish 3, heat-generating pipe
The fever steel disk component of 2 fever steel disk 1 makes in fever steel disk 1 because being provided with insulation hole 31 at the center of thermally conductive aluminium dish 3
Temperature change in the region in insulation hole 31 can not the temperature in time by thermally conductive aluminium dish 3 influenced, therefore can mention
High-temperature sensor 61 detects the efficiency and accuracy of water temperature variation in kettle body 7；Main cause is the thermally conductive of steel disk 1 itself that generate heat
Property it is good not as good as thermally conductive aluminium dish 3, when 2 adstante febre of heat-generating pipe, the variation of temperature is in the region of fever this insulation hole 31 of steel disk 1
Temperature change will not so transmit fastly, and the temperature at 1 center of steel disk that generates heat directly reflects the temperature of water in kettle body, temperature
Variation can pass to the temperature-sensitive aluminium block 5 being arranged in this 31 region of insulation hole, temperature sensor 61 again with setting this every
The pit 51 at 5 center of temperature-sensitive aluminium block in 31 region of hot hole directly contacts, so that having reached temperature sensor 61 can be with most fast
Reaction speed detect the variation of water temperature, so that the MCU control circuit in electric kettle be enable rapidly to control electric hot water
The water temperature control that pot is heated up water, effectively improves temperature controlled precision.
When the utility model is used for health-promotion kettle or electric kettle, the use of health-promotion kettle or electric kettle is as follows: filling first
There is the electric kettle of fever steel disk component to be packed into suitable water, cover pot lid, then, electric kettle is placed on power supply base,
It plugs in, presses the function key that ' boils water ', then press ' beginning ' key, electric kettle will begin to warm up water, steel disk group of generating heat
2 heating power of heat-generating pipe on part, since the fever of heat-generating pipe 2 quickly makes the fever of steel disk 1 of entirely generating heat by thermally conductive aluminium dish 3
Heat the water in kettle body, at this moment, be mounted on temperature-sensitive aluminium block 5 on fever steel disk component in 31 region of insulation hole because directly with fever
1 central contact of steel disk, and it is the temperature of water in kettle body that the temperature of the fever steel disk 1 in 31 region of insulation hole, which directly reflects,
Temperature sensor 61 is installed in the pit 51 of temperature-sensitive aluminium block 5, the resistance value of the temperature sensor 61 contacted with pit 51 is with hair
The variation of the temperature of hot steel disk 1 and change, MCU control circuit detects the variation of the resistance value of temperature sensor 61, control
Circuit controls the heating process of electric kettle according to the control program parameter of design, until the water in electric kettle is complete
Clean burn is opened, then the heat-generating pipe 2 controlled on fever steel disk component disconnects power supply, is no longer heat up fever steel disk component, electric kettle
The entire process of heating up water terminates.
The utility model fixes limit film 4 on fever steel disk 1, and limits 5 position of temperature-sensitive aluminium block by limit film 4
Structure, make production fever steel disk component when avoid fever steel disk 1 deform, influence the beauty of appearance.In technique, structure
It is more simple, it is no longer necessary to which that the dedicated positioning fixture for welding temperature-sensitive aluminium block 5 improves welding yields.Limit film 4 passes through butt-joint
Machine is welded and fixed to be relatively easy to be accurately positioned and fix, and is making the steel disk that generates heat as the fixed temperature-sensitive aluminium block 5 of fixture by limit film 4
It is more efficient and convenient when component.Meanwhile temp sensor device is installed more from the technological process of production in fever pan bottom
It is convenient, when can also prevent from being assembled together because of temperature sensor and heating disc component, it be easy to cause and assembles bad or sealed material
Drainage caused by aging (due to being provided with through-hole on the steel disk component that generated heat originally, then again fills temperature sensor across hole
Fit on heat-generating disc, it is easy to cause drainage and keep the sealing ring of seal temperature sensor dirty), in this way, production technology
Difficulty reduces, technology stability is good, rejection rate is low；Secondly, can't see temperature sensor, appearance in heat-generating disc bottom surface
It is good, keep product more beautiful, visual effect is more high-grade.
Claims (8)
1. the mounting structure of temperature sensor on a kind of heat-generating disc, it is characterised in that: including fever steel disk (1), heat-generating pipe (2),
Thermally conductive aluminium dish (3), limit film (4), temperature-sensitive aluminium block (5), temperature sensor (61) and electric connector (6), limit film (4) are fixed on
Generate heat steel disk (1) lower surface, is fixed with temperature-sensitive aluminium block (5) in limit film (4), and the front center of temperature-sensitive aluminium block (5) is equipped with pit
(51), fever steel disk (1) lower surface is close at the back side of temperature-sensitive aluminium block (5), and thermally conductive aluminium dish (3) is fixed on fever steel disk (1) following table
Face, heat-generating pipe (2) are fixed on thermally conductive aluminium dish (3), fever steel disk (1), heat-generating pipe (2), thermally conductive aluminium dish (3), limit film (4),
Temperature-sensitive aluminium block (5) forms fever steel disk component by welding；The temperature sensor (61) installed on electric connector (6) is put into pit
(51) it is contacted with temperature-sensitive aluminium block (5), electric connector (6) is fixed on fever steel disk component by fastener.
2. the mounting structure of temperature sensor on heat-generating disc according to claim 1, it is characterised in that: limit film (4)
Shape is circular sheet-like structures, and center is provided with inner hole (42), and the edge of inner hole (42) is equipped with several limits dug upwards
Position pawl (41).
3. the mounting structure of temperature sensor on heat-generating disc according to claim 1, it is characterised in that: temperature-sensitive aluminium block (5)
For polygon flat pattern, shape installation dimension is adapted to the inner hole (42) of limit film.
4. the mounting structure of temperature sensor on heat-generating disc according to claim 1, it is characterised in that: fever steel disk (1)
Shape be indent flanging circular discs.
5. the mounting structure of temperature sensor on heat-generating disc according to claim 1, it is characterised in that: thermally conductive aluminium dish (3)
Centered on be provided with the plate-like round discus of insulation hole (31), disk is equipped with several reinforcing posts (32) and via hole (33), heat-generating pipe
(2) it is fixed on thermally conductive aluminium dish (3) by reinforcing post (32).
6. the mounting structure of temperature sensor on heat-generating disc according to claim 5, it is characterised in that: thermally conductive aluminium dish (3)
The diameter of upper insulation hole (31) is 20~45mm.
7. the mounting structure of temperature sensor on heat-generating disc according to claim 6, it is characterised in that: thermally conductive aluminium dish (3)
The diameter of upper insulation hole (31) is 32~38mm.
8. the mounting structure of temperature sensor on heat-generating disc according to claim 2, it is characterised in that: limit film inner hole
(42) edge is evenly distributed with 3~8 position-limited claws (41) dug upwards, the interval width between position-limited claw (41) and position-limited claw (41)
It is of same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864049.5U CN208223660U (en) | 2018-06-04 | 2018-06-04 | The mounting structure of temperature sensor on heat-generating disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820864049.5U CN208223660U (en) | 2018-06-04 | 2018-06-04 | The mounting structure of temperature sensor on heat-generating disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208223660U true CN208223660U (en) | 2018-12-11 |
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ID=64507957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820864049.5U Active CN208223660U (en) | 2018-06-04 | 2018-06-04 | The mounting structure of temperature sensor on heat-generating disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208223660U (en) |
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2018
- 2018-06-04 CN CN201820864049.5U patent/CN208223660U/en active Active
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