CN205125938U - Electric water cup - Google Patents
Electric water cup Download PDFInfo
- Publication number
- CN205125938U CN205125938U CN201520844381.1U CN201520844381U CN205125938U CN 205125938 U CN205125938 U CN 205125938U CN 201520844381 U CN201520844381 U CN 201520844381U CN 205125938 U CN205125938 U CN 205125938U
- Authority
- CN
- China
- Prior art keywords
- cup
- elastic component
- water cup
- electrothermal water
- push rod
- 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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- 241000190070 Sarracenia purpurea Species 0.000 title claims abstract description 48
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 38
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001960 triggered effect Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000009835 boiling Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Cookers (AREA)
Abstract
The utility model provides an electric water cup, including cup (3), sealed bowl cover (1), the heating that is used for of cup (3) heating device (5), the fixed connection of liquid in cup (3) in base (7) and temperature control device (6) of cup (3), still include atmospheric pressure protection device (20), atmospheric pressure protection device (20) are set to work as when atmospheric pressure in cup (3) surpasses the default, atmospheric pressure protection device (20) trigger electric water cup cuts off the power supply. The utility model provides an electric water cup has solved current electric water cup because temperature control device fragile causes electric water cup to have the problem of great potential safety hazard in the use.
Description
Technical field
The utility model relates to a kind of electric heater unit, particularly a kind of electrothermal water cup with air pressure protective device.
Background technology
Electrothermal water cup is a kind of by converting electrical energy into the equipment that heat energy heats the liquid in cup, has the advantages such as firing rate is fast, power saving be widely used in the places such as family, office and open air due to electrothermal water cup.
At present, electrothermal water cup mainly comprises bowl cover, cup and the base with heater and attemperating unit, wherein, bowl cover lid is located at the top of cup, the bottom of cup is connected with base, heater between cup and base for heating the water in cup, the power supply that attemperating unit is used for disconnecting when detecting that the water in cup seethes with excitement heater heats to make heater stop, in use, can not leak when carrying or topple over to make electrothermal water cup, often will be set between bowl cover and cup be tightly connected, electrothermal water cup is when heating, cut off the power supply of heater thus heater stop is heated when the water boiling in cup being detected when attemperating unit, thus ensure that the steam pressure in sealing cup can not be excessive.
But, attemperating unit is in use easy to damage or break down, once attemperating unit breaks down or damages, water in cup is heated to boiling post heating device also can continue heating, the steam pressure in cup can be caused so constantly to increase, and often there is larger potential safety hazard when steam pressure in cup is excessive.
Utility model content
In order to solve at least one problem relating to generation potential safety hazard when electrothermal water cup heats mentioned in background technology, the utility model provides a kind of security performance reliable electrothermal water cup.
The utility model provides a kind of electrothermal water cup; comprise cup, seal the bowl cover of described cup, for heating the heater of liquid in described cup, the base being fixedly connected on described cup and attemperating unit; also comprise air pressure protective device; described air pressure protective device is configured to when the air pressure in described cup exceedes preset value, and described air pressure protective device triggers described electrothermal water cup power-off.
By arranging air pressure protective device on described electrothermal water cup; the pressure of air pressure protective device in cup triggers electrothermal water cup power-off when exceeding preset value; like this after the liquid in cup boils; even if attemperating unit in electrothermal water cup damage or break down the power supply that cannot disconnect heater time; in time the switch of heater can be disconnected by air pressure protective device; thus the problem avoided because heater continuous heating causes the steam pressure in cup excessive, make electrothermal water cup in use safer.
Optionally, described air pressure protective device comprises elastic component, and when the pressure in described cup exceedes described preset value, described elastic component produces deformation, triggers described electrothermal water cup power-off.
Optionally, described air pressure protective device also comprises push rod, and described push rod produces displacement when described elastic component generation deformation, triggers described electrothermal water cup power-off.
Optionally; described air pressure protective device is arranged on described cup or described bowl cover; described elastic component is towards the cover body of described cup internal projection; seal between the inwall of the edge of described cover body and described cup or bowl cover and be connected, and between the inwall of the cover body of described projection and described cup or bowl cover, surround the extendable room for described push rod movement.
By elastic component being set to protruding cover body, and seal between the inwall of the edge of cover body and described cup or bowl cover and be connected, ensure that the sealing of cup on the one hand, the extendable room for push rod movement can be formed between cover body protruding on the other hand and the inwall of cup or bowl cover, like this, when the pressure in cup exceedes preset value, can there is deformation and drive push rod to move thus trigger electrothermal water cup power-off in protruding cover body.
Optionally, one end that described push rod is positioned at described cup is formed with junction surface, and described joint portion is connected with described elastic component.
Optionally, described junction is in described extendable room, and described junction surface is outer convex surface towards the surface of described elastic component, and the concave surface of described outer convex surface and described elastic component is fitted.
By the formation junction surface, one end by push rod, and junction surface is set to outer convex surface towards the surface of elastic component, contact area between elastic component and push rod is increased, such elastic component under steam pressure effect more intensively by force transmission on push rod, avoid because of push rod and elastic component contact area is less causes elastic component to deform but cannot drive the phenomenon of push rod movement.
Optionally, described push rod is located on described cup or described bowl cover.
Optionally, described elastic component is connected with the inner wall sealing of described cup base, and the first through hole worn for described push rod is offered in the bottom of described cup, and described first through hole communicates with described extendable room.
Optionally, described heater is offered the second through hole worn for described push rod, described second through hole is corresponding with described first through hole.
Optionally, also comprise the first switch and the second switch of series connection, described first switch is triggered by described attemperating unit, and described second switch is triggered by described air pressure protective device.
Structure of the present utility model and its other utility model objects and beneficial effect will in conjunction with the drawings and description of preferred embodiments and more becoming apparent.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the utility model electrothermal water cup;
Fig. 2 is the using state schematic diagram of the utility model electrothermal water cup;
Fig. 3 is the enlarged diagram of protective device in the utility model electrothermal water cup.
Description of symbols: bowl cover-1; Seal-2; Cup-3; Liquid-4; Heater-5; Attemperating unit-6; Base-7; Elastic component-21; Push rod-22; Switch-10; Second through hole-51; Joint portion-221; Extendable room-A, air pressure protective device-20.
Detailed description of the invention
Embodiment one
Fig. 1 is the cross-sectional view of the utility model electrothermal water cup, Fig. 2 is the using state schematic diagram of the utility model electrothermal water cup, as shown in Figure 1-2, electrothermal water cup comprises: cup 3, bowl cover 1 and base 7, wherein, bowl cover 1 is tightly connected by seal 2 with the top of cup 3, and surround a container cavity, container cavity is built with liquid 4 to be heated, this liquid 4 can be such as water, the bottom of cup 3 is arranged on base 7, heater 5 and attemperating unit 6 are set in base 4, wherein, heater 5 is for heating the liquid 4 in container cavity, attemperating unit 6 is for when detecting that the temperature holding intracavity liquid 4 reaches boiling temperature, by triggering disconnection first switch, thus disconnect the power supply of heater 5, electrothermal water cup is made to stop heating.Because attemperating unit 6 is fragile or break down in use procedure, once attemperating unit 6 damages or breaks down, the power supply of heater 5 then cannot be disconnected by the first switch, such heater 5 also can continue heating after liquid 4 boils, the problem causing the steam pressure in container cavity excessive to prevent heater 5 from continuing heating when attemperating unit 6 breaks down, in the present embodiment, heater 5 has second switch 10, cup 3 or bowl cover 1 arrange air pressure protective device 20, air pressure protective device 20 triggers second switch 10 when exceeding preset value for the pressure in cup 3 and disconnects, after second switch 10 disconnects, heater 5 stops heating, electrothermal water cup is in off-position, wherein, preset value is specially the maximum holding capacity that air pressure protective device 20 designs, when the pressure in container cavity exceedes the maximum holding capacity of air pressure protective device 20, pressure then in container cavity can impel air pressure protective device 20 to move or deform (as shown in Figure 2) thus trigger second switch 10 and disconnects.First switch and second switch 10 are arranged in series, and when the first switch and one of them disconnection of second switch 10, electrothermal water cup is namely for off-position.
In the present embodiment, preset value specifically sets according to practical application, pressure size such as, when the water in container cavity just can be boiled in container cavity is set to preset value, like this, when attemperating unit 6 does not break down, during water boil in container cavity, disconnecting the first switch by attemperating unit 6 makes heater 5 stop heating, when attemperating unit 6 breaks down, after water boil in container cavity, temperature regulating device 6 cannot trigger the first switch and disconnect, now trigger second switch 10 by air pressure protective device 20 to disconnect, like this, the steam pressure that ensure that in heating process in container cavity can not be excessive problem, also assures that air pressure protective device 20 is second switches 10 of just disconnecting heater 5 after water boil in cup 3 simultaneously, therefore, in the present embodiment, it is excessive or too small that preset value can not set, if setting is too small, when water then in cup 3 does not also boil, the second switch 10 of heater 5 just disconnects by air pressure protective device 20, stopped heating, if setting is excessive, when then attemperating unit 6 breaks down, air pressure protective device 20 is before disconnection second switch 10, steam pressure in cup 3 is very large, there is certain potential safety hazard, therefore, in the present embodiment, the concrete practical application of preset value sets.
It should be noted that air pressure protective device 20 is stand-by provisions as attemperating unit 6, when attemperating unit 6 does not break down, attemperating unit 5 then triggers the first switch disconnecting heater 5 and stops heating to make heater 5 when reaching boiling temperature according to the water detected in cup 3, when attemperating unit 6 breaks down, the first switch cannot be disconnected by attemperating unit 6 after the water boil of container cavity, trigger when now exceeding preset value by protective device 20 according to the steam pressure in cup 3 and open the second pass 10 and disconnect, heater 5 is made to stop heating, in the present embodiment, because air pressure protective device 20 triggers second switch 10 according to the pressure size in container cavity to disconnect, on the inwall that such air pressure protective device 20 can be arranged on cup 3 or on the inwall of bowl cover 1, so just, the steam pressure size in container cavity can be obtained, therefore, in the present embodiment, air pressure protective device 20 can be arranged on (as shown in Figure 1) on cup 3 and also can be arranged on bowl cover 1.Air pressure protective device 20 be used for trigger second switch 10 disconnect; as long as the position that second switch 10 is arranged can guarantee to be triggered by air pressure protective device 20 to disconnect; therefore; second switch 10 can be arranged on outside cup 3 or bowl cover 1, also can be arranged in base 7 (as shown in Figure 1).
Air pressure protective device 20 comprises: push rod 22 and elastic component 21, wherein, push rod 22 is arranged towards one end place in container cavity for transmitting the elastic component 21 holding cavity pressure, namely elastic component 21 is positioned at container cavity, one end that push rod 22 deviates from container cavity is supported on second switch 10, in the present embodiment, under normal pressure, as shown in Figure 1, elastic component 21 does not deform, when utensil is time to boil water, water in container cavity is heated and can produces steam, when steam pressure in container cavity exceedes design variations dynamics (preset value) of elastic component 21, elastic component 21 deforms thus impels push rod 22 to move to trigger second switch 10 and disconnects, heater 5 is made to stop heating, and then guarantee that in container cavity, steam pressure can not be excessive in process to boil water, when the steam pressure in container chamber is less than preset value, reset (shape as Fig. 1 Elastic part 21) is completed by the elastic force effect of elastic component 21 self, the timely disconnection to second switch 10 is achieved by the cooperation of elastic component 21 and push rod 22.Wherein, second switch 10 can be arranged on outside cup 3, also can be arranged on outside bowl cover 1, push rod 22 can be located on cup 3 or bowl cover 1, like this, one end of push rod 22 is positioned at container cavity and is connected with elastic component 21, and the other end deviates from container cavity and supports on second switch 10.
Fig. 3 is the enlarged diagram of air pressure protective device in the utility model electrothermal water cup, as shown in Figure 3, elastic component 21 is towards the cover body of container cavity projection, seal between the inwall of the edge of cover body and the inwall of cup 3 or bowl cover 1 and be connected, and the extendable room A surrounded between the inwall of the cover body of projection and cup 3 or bowl cover 1 for push rod 22 movement, push rod 22 is positioned at extendable room A towards the one end in container cavity and is connected with the concave surface of the elastic component 21 of projection, due between the edge of cover body and the inwall of the inwall of cup 3 or bowl cover 1 for sealing, so the water in container cavity can not enter in extendable room A, like this, when push rod 22 is located on cup 3 or bowl cover 1, it is still seal cavity in container cavity, electrothermal water cup there will not be leakage water problem, simultaneously, in the present embodiment, by surrounding extendable room A between elastic component 21 and the inwall of cup 1 or bowl cover 3, can move up and down trigger switch 10 when making push rod 22 be subject to the active force of elastic component 21 to disconnect.
One end that push rod 22 is positioned at container cavity is formed with junction surface 221, joint portion 221 is connected with elastic component 21, be specially, joint portion 221 is connected with the concave surface of the elastic component 21 of projection, further, in the present embodiment, junction surface 221 is specifically arranged in extendable room A, junction surface 221 is outer convex surface towards the surface of elastic component 21, the concave surface of outer convex surface and elastic component 21 is fitted, in the present embodiment, fit the contact area between elastic component 21 and push rod 22 can be increased by the outer convex surface at junction surface 221 and the concave surface of elastic component 21, such elastic component 21 under steam pressure effect more intensively by force transmission on push rod 22, avoid because push rod 22 causes elastic component 21 to deform with elastic component 21 contact area is less but cannot drives the phenomenon of push rod 22 movement.
Elastic component 21 is specifically connected with the inner wall sealing of cup 3 bottom, elastic component 21 is arranged on the bottom inwall of cup 3, push rod 22 is located in the bottom of cup 3, accordingly, the the first through hole (not shown) worn for push rod 22 is offered in the bottom of cup 3, and the first through hole communicates with extendable room A, like this, one end of push rod 22 is positioned at extendable room A and is connected with elastic component 21, the other end can be positioned at base 7 and support and be positioned on the second switch 10 of base 7, because heater 5 is arranged on the bottom of cup 3, therefore, push rod 22 often needs through heater 5 when being located in the bottom of cup 3, therefore, heater 5 is offered the second through hole 51 worn for push rod 22, second through hole 51 is corresponding with the first through hole, in the present embodiment, by push rod 22 being located in the bottom of cup 3, switch 10 is arranged in base 7, compacter when making circuit arrangement.It should be noted that, when elastic component 21 is arranged on the bottom inwall of cup 3, when preset value is arranged, need consider that the gravity of the liquid 4 in container cavity is to the active force of elastic component 21.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. an electrothermal water cup; comprise cup (3), seal the bowl cover (1) of described cup (3), for heating the heater (5) of described cup (3) interior liquid, the base (7) being fixedly connected on described cup (3) and attemperating unit (6); it is characterized in that; also comprise air pressure protective device (20); described air pressure protective device (20) is configured to when the air pressure in described cup (3) exceedes preset value, and described air pressure protective device (20) triggers described electrothermal water cup power-off.
2. electrothermal water cup according to claim 1; it is characterized in that: described air pressure protective device (20) comprises elastic component (21); when the pressure in described cup (3) exceedes described preset value; described elastic component (21) produces deformation, triggers described electrothermal water cup power-off.
3. electrothermal water cup according to claim 2; it is characterized in that: described air pressure protective device (20) also comprises push rod (22); described push rod (22) produces displacement when deformation occurs described elastic component (21), triggers described electrothermal water cup power-off.
4. electrothermal water cup according to claim 3; it is characterized in that: described air pressure protective device (20) is arranged on described cup (3) or described bowl cover (1); described elastic component (21) is towards the cover body of described cup (3) internal projection; seal between the inwall of the edge of described cover body and described cup (3) or bowl cover (1) and be connected, and between the inwall of the cover body of described projection and described cup (3) or bowl cover (1), surround the extendable room for described push rod (22) movement.
5. electrothermal water cup according to claim 4, it is characterized in that: one end that described push rod (22) is positioned at described cup (3) is formed with junction surface (221), and described junction surface (221) are connected with described elastic component (21).
6. electrothermal water cup according to claim 5, it is characterized in that: described junction surface (221) are arranged in described extendable room, described junction surface (221) is outer convex surface towards the surface of described elastic component (21), and the concave surface of described outer convex surface and described elastic component (21) is fitted.
7. electrothermal water cup according to claim 3, is characterized in that: described push rod (22) is located on described cup (3) or described bowl cover (1).
8. electrothermal water cup according to claim 4, it is characterized in that: described elastic component (21) is connected with the inner wall sealing of described cup (3) bottom, the first through hole worn for described push rod (22) is offered in the bottom of described cup (3), and described first through hole communicates with described extendable room.
9. electrothermal water cup according to claim 8, it is characterized in that, described heater (5) is offered the second through hole (51) worn for described push rod (22), described second through hole (51) is corresponding with described first through hole.
10. electrothermal water cup according to claim 1; it is characterized in that: the first switch and the second switch (10) that also comprise series connection; described first switch is triggered by described attemperating unit (6), and described second switch (10) is triggered by described air pressure protective device (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844381.1U CN205125938U (en) | 2015-10-28 | 2015-10-28 | Electric water cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844381.1U CN205125938U (en) | 2015-10-28 | 2015-10-28 | Electric water cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205125938U true CN205125938U (en) | 2016-04-06 |
Family
ID=55611770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520844381.1U Expired - Fee Related CN205125938U (en) | 2015-10-28 | 2015-10-28 | Electric water cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205125938U (en) |
-
2015
- 2015-10-28 CN CN201520844381.1U patent/CN205125938U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20211028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |