CN205107341U - Electric water cup - Google Patents
Electric water cup Download PDFInfo
- Publication number
- CN205107341U CN205107341U CN201520906757.7U CN201520906757U CN205107341U CN 205107341 U CN205107341 U CN 205107341U CN 201520906757 U CN201520906757 U CN 201520906757U CN 205107341 U CN205107341 U CN 205107341U
- Authority
- CN
- China
- Prior art keywords
- cup
- steam
- pressure release
- pressure relief
- release ball
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- 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.)
- Expired - Fee Related
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- 241000190070 Sarracenia purpurea Species 0.000 title claims abstract description 56
- 230000005484 gravity Effects 0.000 claims abstract description 17
- 238000010276 construction Methods 0.000 claims description 38
- 238000007789 sealing Methods 0.000 claims description 24
- 239000000725 suspension Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000007788 liquid Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 239000013536 elastomeric material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
Landscapes
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model provides an electric water cup, include: cup (11), sealed bowl cover (12), the setting of cup (11) are in base (13), temperature control device (14) and heating device (15) of setting on base (13) of cup (11) below, intercommunication inside and outside pressure relief device (20) of cup (11), pressure relief device (20) include hollow structure (22) and are located pressure relief ball (21) in hollow structure (22), pressure relief ball (21) set to steam buoyancy in cup (11) with under the combined action of the gravity of pressure relief ball (21), pressure relief ball (21) suspensible motion, the at least partial accessible of steam in cup (11) pressure relief device (20) discharge. The utility model provides an electric water cup has guaranteed the security among the electric water cup heating process.
Description
Technical field
The utility model relates to a kind of electric heater unit, particularly a kind of electrothermal water cup.
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 is for heating the water in cup between cup and base, and 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.Wherein, the sealing between bowl cover and cup body is better,
In use, during in order to prevent to boil water, in electrothermal water cup, pressure produces greatly dangerous, usually in process to boil water, adopts the uncovered mode of electrothermal water cup to carry out to boil water, the steam of generation to boil water can be discharged smoothly.
But due to electrothermal water cup, to adopt uncovered mode to carry out to boil water, and in heating process, the hot water in cup easily overflows or pours out hurts sb.'s feelings, and makes electrothermal water cup often there is certain potential safety hazard time to boil water.
Utility model content
The utility model provides a kind of electrothermal water cup, overflows, pours out and hurt sb.'s feelings and at least one in problem that cup inner vapor pressure is excessive, ensure that the security in electrothermal water cup heating process to solve hot water in cup.
The utility model provides a kind of electrothermal water cup, comprise: cup, seal the bowl cover of described cup, be arranged on the base below described cup, be arranged on the attemperating unit on base and heater, be communicated with the pressure relief device that described cup is inner and outside, described pressure relief device comprises hollow-core construction body and is positioned at the pressure release ball of described hollow-core construction body, under described pressure release ball is arranged in the acting in conjunction of the gravity of steam buoyancy in described cup and described pressure release ball, described pressure release ball can suspended motion, steam in described cup is discharged by described pressure relief device at least partly.
The utility model by arranging pressure relief device on electrothermal water cup, when steam pressure in cup is greater than setup pressure value, steam pressure in cup drives pressure release ball to do suspended motion in hollow-core construction body, pressure relief device is opened, thus the steam in cup is discharged, thus make electrothermal water cup in heating process, not only do not need uncovered heating, also avoid bowl cover and cover the problem that cup causes cup inner vapor pressure excessive, ensure that the security that electrothermal water cup heats.Meanwhile, when the steam pressure in cup is not enough to pressure relief device is opened, pressure relief device is in sealing state, thus can ensure that the liquid in cup can not flow out.
Alternatively, described hollow-core construction body is provided with air inlet and exhaust outlet, under the acting in conjunction of the gravity of the steam buoyancy in described cup and described pressure release ball, described pressure release ball moves at described hollow-core construction body inner suspension, and the steam in described cup can be discharged from described exhaust outlet at least partly.
The pressure relief device that the utility model provides comprises pressure release ball, under the acting in conjunction of the gravity of the steam buoyancy of pressure release ball in cup and pressure release ball, steam by air inlet by pressure release ball upwards jack-up, then pressure release ball moves at hollow-core construction body inner suspension under the acting in conjunction of gravity and steam pressure, and due to the Action of Gravity Field of pressure release ball, pressure release ball can not seal exhaust outlet, ensure that normally carrying out of pressure release.
Alternatively, hemispherical cavity is formed in described hollow-core construction body, the internal diameter of described hemispherical cavity is greater than the diameter of described pressure release ball, and the diameter of described pressure release ball is greater than inscribe diameter of a circle corresponding to described exhaust outlet, and is greater than inscribe diameter of a circle corresponding to described air inlet.
The utility model is by the restriction to pressure release ball size, steam in cup can be entered from air inlet, exhaust outlet is passed to by the space between pressure release ball and hollow-core construction body inwall, then discharge from exhaust outlet, ensure that pressure release ball can not be fallen in cup from air inlet, also can not spill from exhaust outlet.
Alternatively, described pressure relief device is arranged on the bottom surface of described bowl cover, and described bowl cover is provided with steam orifice, and the steam that described pressure relief device is discharged can be discharged from described steam orifice.
Alternatively, described exhaust outlet is just arranged described steam orifice, and described air inlet is just arranged described exhaust outlet.
The utility model, by arranging the position of air inlet, exhaust outlet and steam orifice, ensure that steam can be discharged smoothly.
Alternatively, be formed with hollow cavity between the bottom surface of described bowl cover and described hollow-core construction body, described hollow cavity is communicated with described exhaust outlet and described steam orifice respectively.
The utility model is by being formed with hollow cavity between the bottom surface of bowl cover and hollow-core construction body, and hollow cavity is communicated with exhaust outlet and steam orifice respectively.Displacement or pressure relief device self generation distortion is produced relative to the bottom surface of bowl cover at pressure relief device, make exhaust outlet cannot be just right with steam orifice, when hindering steam to discharge, due to the existence of this hollow cavity, exhaust outlet and steam orifice not just pair time, steam can be introduced into this hollow cavity by exhaust outlet, is discharged from steam orifice by this hollow cavity, even if achieve exhaust outlet and steam orifice not just to setting, steam also can be discharged from steam orifice smoothly.
Alternatively, described pressure relief device also comprises: the sealing gasket being arranged on the bottom surface of described bowl cover, and described hollow-core construction body is arranged on described sealing gasket.
Alternatively, described hollow-core construction body and described sealing gasket Integral design.
Alternatively, the bottom surface of described bowl cover is also provided with circular orientation portion, described sealing gasket is provided with the annular groove mated with described circular orientation portion.
The utility model makes hollow-core construction body and sealing gasket one-body molded by using elastomeric material, thus simplifies production technology, saves production material.In installation process, the circular orientation portion that the annular groove that sealing gasket is arranged can be arranged by the bottom surface of bowl cover positions installation, after location and installation, this circular orientation portion is fastened in the annular groove formed by elastomeric material, make sealing gasket firmly can be arranged on the bottom surface of bowl cover, thus to playing the effect sealed electrothermal water cup.
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 structural representation of pressure relief device in the utility model electrothermal water cup;
Fig. 3 is the schematic diagram of the pressure relief device unlatching pressure release in the utility model electrothermal water cup;
Fig. 4 is the inversion schematic diagram of the utility model electrothermal water cup.
Description of reference numerals:
11-cup 12-bowl cover 13-base
14-attemperating unit 15-heater 16-hollow cavity
20-pressure relief device 21-pressure release ball 22-hollow-core construction body
23-sealing gasket 12a-steam orifice 12b-circular orientation portion
22a-air inlet 22b-exhaust outlet 23a-annular groove
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model electrothermal water cup.Fig. 2 is the structural representation of pressure relief device in the utility model electrothermal water cup.Fig. 3 is the schematic diagram of the pressure relief device unlatching pressure release in the utility model electrothermal water cup.Fig. 4 is the inversion schematic diagram of the utility model electrothermal water cup.As shown in Figure 1, electrothermal water cup comprise cup 11, sealing cup 11 bowl cover 12, be arranged on base 13 below cup 11, be arranged on attemperating unit 14 on base 13 and heater 15.Wherein, liquid to be heated can be held in cup 11, this liquid can be such as water or milk etc., heater 15 is for heating the liquid in cup 11, attemperating unit 14, for disconnecting the power supply of heater 15 when the liquid boiling in cup 11 being detected, makes electrothermal water cup stop heating.
In the present embodiment, in order to prevent electrothermal water cup in the process of uncovered heating, hot water in cup overflows or topples over hurts sb.'s feelings, the present embodiment arranges and is communicated with the inner and outside pressure relief device 20 of cup 11 on electrothermal water cup, this pressure relief device 20 comprises hollow-core construction body 22 and is positioned at the pressure release ball 21 of hollow-core construction body 22, under pressure release ball 21 is arranged in the acting in conjunction of the gravity of steam buoyancy in cup 11 and pressure release ball 21, pressure release ball 21 can suspended motion, and the steam in cup 11 is discharged by pressure relief device 20 at least partly.
In the present embodiment, pressure relief device 20 not only can be arranged on bowl cover 12 (as shown in Figure 1), can also be arranged on cup 11, when pressure relief device 20 is arranged on cup 11, pressure relief device 20 is as far as possible near the top of cup 11, to ensure that pressure relief device 20 is when discharging the steam in cup 11, the liquid in cup 11 can not flow out.
In specific implementation process, when steam pressure in cup 11 is greater than setup pressure value, steam pressure in cup 11 drives pressure release ball 21 to do suspended motion in hollow-core construction body 22, pressure relief device 20 is opened, thus the steam in cup 11 is discharged, thus make electrothermal water cup in heating process, not only do not need uncovered heating, also avoid bowl cover and cover the problem that cup causes cup inner vapor pressure excessive, ensure that the security that electrothermal water cup heats.
Simultaneously, leak when tilting or carrying to prevent electrothermal water cup, when steam pressure in cup 11 is not enough to pressure relief device 20 is opened, pressure relief device 20 is in sealing state (as shown in Figure 1), thus can ensure that the liquid in cup 11 can not flow out.
Further, as shown in Figure 2, hollow-core construction body 22 is provided with air inlet 22a and exhaust outlet 22b, pressure release ball 21 is arranged in hollow-core construction body 22, under the acting in conjunction of the steam buoyancy in cup and the gravity of pressure release ball 21, pressure release ball 21 moves at hollow-core construction body 22 inner suspension.In the present embodiment, the space of hollow-core construction body 22 inside both can be cube cavity, also can be cylindrical cavity, hemispherical cavity and bullet cavity etc.The shape of air inlet 22a and exhaust outlet 22b can for just to put shape, rhombus, triangle, circle etc.Preferably, the present embodiment forms hemispherical cavity in hollow-core construction body, corresponding, the internal diameter of hemispherical cavity is greater than the diameter of pressure release ball 21, the diameter of pressure release ball 21 is greater than inscribe diameter of a circle corresponding to exhaust outlet 22b, and be greater than inscribe diameter of a circle corresponding to air inlet 22a, thus make pressure release ball 21 in suspended motion process, can and the inwall of hollow-core construction body 22 between produce the space that steam can be discharged, and ensure that pressure release ball 21 can not be fallen in cup 11 from air inlet 22a, also can not spill from exhaust outlet 22b.
As shown in Figure 3, the concrete stress-relief process of pressure relief device 20 is, electrothermal water cup is heated, when the steam pressure in cup 11 reaches setting pressure, pressure release ball 21 is under the acting in conjunction of steam buoyancy with the gravity of self, pressure release ball 21, in the motion of hollow-core construction body 22 inner suspension, makes steam to discharge smoothly.Particularly, the weight of pressure release ball 21 needs to arrange suitably, when the weight of pressure release ball 21 arranges suitable, when steam pressure reaches setting pressure at first, discharge owing to also there is no steam, so the steam buoyancy of steam to pressure release ball 21 is greater than the gravity of pressure release ball 21, steam backs down pressure release ball 21, pressure release ball 21 is moved upward, air inlet 22a opens, in the process simultaneously moved upward at pressure release ball 21, steam flows into air inlet 22a, and discharged by exhaust outlet 22b, after steam is discharged, steam pressure in cup 11 diminishes, the steam buoyancy of steam pressure in cup 11 to pressure release ball 21 reaches substantially equal with the gravity of pressure release ball 21, now pressure release ball 21 does small suspended motion up and down in hollow-core construction body 22, steam can be entered from air inlet 22a by continuous print, discharge from exhaust outlet 22b, until attemperating unit 14 controls heater 15 stop heating, the buoyancy of steam pressure to pressure release ball 21 is less than the gravity of pressure release ball 21, till pressure release ball 21 relies on gravity to seal exhaust outlet 22b, pressure relief device 20 is in sealing state (as shown in Figure 1).
After electrothermal water cup stops heating, in the process of carrying electrothermal water cup, even if electrothermal water cup is put upside down, due to the effect of pressure release ball 21 gravity, pressure release ball 21 will seal exhaust outlet 22b (as shown in Figure 4), goes out to prevent liquid leakage.
It is inappropriate if it will be understood by those skilled in the art that, the weight of pressure release ball 21 is arranged, and such as, when the weight of pressure release ball 21 is larger, then steam pressure cannot back down pressure release ball 21, and causing cannot pressure release; When the lighter in weight of pressure release ball 21, then pressure release ball 21 can move upward, and seals exhaust outlet 22b.Due to the vapor volume produced in the power influences electrothermal water cup heating process of electrothermal water cup, therefore, in order to ensure that steam is vented smoothly, the weight of pressure release ball 21 and the size of air inlet 22a and exhaust outlet 22b can be set according to the power of electrothermal water cup.For a concrete example, when the power of electrothermal water cup is 100W, the inscribe diameter of a circle that steam port is corresponding is 1.5mm, the inscribe diameter of a circle that air inlet 22a is corresponding is 2.5mm, the inscribe diameter of a circle that exhaust outlet 22b is corresponding is 2mm, the internal diameter of hemispherical cavity is 6mm, and the diameter of pressure release ball 21 is 3.5mm, and the weight of pressure release ball 21 is 0.18g.In this specific embodiment, the weight of pressure release ball arranges suitably, and pressure release ball 21, under the acting in conjunction of steam buoyancy with the gravity of self, can move at hollow-core construction body 22 inner suspension.When the power of electrothermal water cup is greater than 100W, suitably can increase the weight of pressure release ball 21 on this basis, or increase the size of air inlet 22a and exhaust outlet 22b; When the power of electrothermal water cup is less than 100W, suitably can reduce the weight of pressure release ball 21 on this basis, or reduce the size of air inlet 22a and exhaust outlet 22b.
Preferably, as shown in Figure 2, in the present embodiment, in order to make cup can hold more liquid, pressure relief device can be arranged on bowl cover.Such as, the centre of the centre position (not shown) and bowl cover that pressure relief device are set directly at bowl cover is formed with perforate, and pressure relief device is fastened in this perforate, or pressure relief device 20 is arranged on the bottom surface of bowl cover 12.
Implementation pressure relief device being arranged on to the bottom surface of bowl cover is below described in detail.Particularly, as shown in Figure 2, when pressure relief device 20 is arranged on the bottom surface of bowl cover 12, then on bowl cover 12, be provided with steam orifice 12a, the steam that pressure relief device 20 is discharged can be discharged from steam orifice 12a.Meanwhile, in order to make the gas in cup discharge fast, the exhaust outlet 22b of pressure relief device 20 is just arranged steam orifice 12a, and air inlet 22a is just arranged exhaust outlet 22b.Alternatively, also slidably seal cover (not shown) can be set at the outer surface of bowl cover, when heated, open seal cover, steam can be discharged from steam orifice 12a, after heating, closing seam lid, steam orifice 12a is sealed, and liquid when tilting to prevent cup or be inverted in cup flows out from steam orifice 12a.
Further, as shown in Figure 2, be formed with hollow cavity 16 between the bottom surface of bowl cover 12 and hollow-core construction body 22, hollow cavity 16 is communicated with exhaust outlet 22b and steam orifice 12a respectively.Particularly, in electrothermal water cup Long-Time Service process, pressure relief device 20 can be made to produce displacement or pressure relief device 20 self relative to the bottom surface of bowl cover 12 and to produce distortion, make exhaust outlet 22b cannot be just right with steam orifice 12a, hinder steam to discharge.Due to the existence of this hollow cavity 16, exhaust outlet 22b and steam orifice 12a not just pair time, steam can be introduced into this hollow cavity 16 by exhaust outlet 22b, discharged from steam orifice 12a by this hollow cavity 16, even if achieve exhaust outlet 22b and steam orifice 12a not just to setting, steam also can be discharged from steam orifice 12a smoothly.
Further, pressure relief device 20 also comprises: the sealing gasket 23 being arranged on the bottom surface of bowl cover 12, hollow-core construction body 22 is arranged on sealing gasket 23.Particularly, hollow-core construction body 22 is one-body molded with sealing gasket 23.The bottom surface of bowl cover 12 is also provided with circular orientation portion 12b, sealing gasket 23 is provided with the annular groove 23a mated with circular orientation portion 12b.
In the present embodiment, use elastomeric material to make hollow-core construction body 22 and sealing gasket 23 one-body molded, thus simplify production technology, save and produce material.In installation process, the circular orientation portion 12b that the annular groove 23a that sealing gasket 23 is arranged can be arranged by the bottom surface of bowl cover 12 positions installation, after location and installation, this circular orientation portion 12b is fastened in the annular groove 23a formed by elastomeric material, make sealing gasket firmly can be arranged on the bottom surface of bowl cover, thus to playing the effect sealed electrothermal water cup.
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 (9)
1. an electrothermal water cup, comprise: cup (11), seal the bowl cover (12) of described cup (11), be arranged on the base (13) of described cup (11) below, be arranged on the attemperating unit (14) on base (13) and heater (15), it is characterized in that, also comprise and be communicated with the inner and outside pressure relief device (20) of described cup (11), described pressure relief device (20) comprises hollow-core construction body (22) and is positioned at the pressure release ball (21) of described hollow-core construction body (22), under described pressure release ball (21) is arranged in the acting in conjunction of the gravity of steam buoyancy in described cup (11) and described pressure release ball (21), described pressure release ball (21) can suspended motion, steam in described cup (11) is discharged by described pressure relief device (20) at least partly.
2. electrothermal water cup according to claim 1, it is characterized in that, described hollow-core construction body (22) is provided with air inlet (22a) and exhaust outlet (22b), under the acting in conjunction of the gravity of the steam buoyancy in described cup (11) and described pressure release ball (21), described pressure release ball (21) is moved at described hollow-core construction body (22) inner suspension, and the steam in described cup (11) can be discharged from described exhaust outlet (22b) at least partly.
3. electrothermal water cup according to claim 2, it is characterized in that, hemispherical cavity is formed in described hollow-core construction body (22), the internal diameter of described hemispherical cavity is greater than the diameter of described pressure release ball (21), the diameter of described pressure release ball (21) is greater than inscribe diameter of a circle corresponding to described exhaust outlet (22b), and is greater than inscribe diameter of a circle corresponding to described air inlet (22a).
4. the electrothermal water cup according to Claims 2 or 3, it is characterized in that, described pressure relief device (20) is arranged on the bottom surface of described bowl cover (12), described bowl cover (12) is provided with steam orifice (12a), the steam that described pressure relief device (20) is discharged can be discharged from described steam orifice (12a).
5. electrothermal water cup according to claim 4, is characterized in that, described exhaust outlet (22b) is just arranged described steam orifice (12a), and described air inlet (22a) is just arranged described exhaust outlet (22b).
6. electrothermal water cup according to claim 4, it is characterized in that, be formed with hollow cavity (16) between the bottom surface of described bowl cover (12) and described hollow-core construction body (22), described hollow cavity (16) is communicated with described exhaust outlet (22b) and described steam orifice (12a) respectively.
7. the electrothermal water cup according to any one of claim 4 to 6, it is characterized in that, described pressure relief device (20) also comprises: the sealing gasket (23) being arranged on the bottom surface of described bowl cover (12), and described hollow-core construction body (22) is arranged on described sealing gasket (23).
8. electrothermal water cup according to claim 7, is characterized in that, described hollow-core construction body (22) is one-body molded with described sealing gasket (23).
9. electrothermal water cup according to claim 7, it is characterized in that, the bottom surface of described bowl cover (12) is also provided with circular orientation portion (12b), described sealing gasket (23) is provided with the annular groove (23a) mated with described circular orientation portion (12b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906757.7U CN205107341U (en) | 2015-11-13 | 2015-11-13 | Electric water cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520906757.7U CN205107341U (en) | 2015-11-13 | 2015-11-13 | Electric water cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205107341U true CN205107341U (en) | 2016-03-30 |
Family
ID=55563003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520906757.7U Expired - Fee Related CN205107341U (en) | 2015-11-13 | 2015-11-13 | Electric water cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205107341U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539498A (en) * | 2016-11-08 | 2017-03-29 | 天津市山谷环保科技有限公司 | A kind of health preserving kettle for having sealing function |
| CN111728472A (en) * | 2017-01-05 | 2020-10-02 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
| CN112056308A (en) * | 2020-09-18 | 2020-12-11 | 山东大学 | Magnetic sealing type vitrified tissue cryopreservation tube |
| CN112273997A (en) * | 2020-12-21 | 2021-01-29 | 桂林电子科技大学信息科技学院 | Constant-temperature anti-scorching wok based on spherical pressure valve |
-
2015
- 2015-11-13 CN CN201520906757.7U patent/CN205107341U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539498A (en) * | 2016-11-08 | 2017-03-29 | 天津市山谷环保科技有限公司 | A kind of health preserving kettle for having sealing function |
| CN111728472A (en) * | 2017-01-05 | 2020-10-02 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
| CN111728472B (en) * | 2017-01-05 | 2021-10-29 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
| CN112056308A (en) * | 2020-09-18 | 2020-12-11 | 山东大学 | Magnetic sealing type vitrified tissue cryopreservation tube |
| CN112056308B (en) * | 2020-09-18 | 2024-05-28 | 山东大学 | Magnetic sealing type vitrified tissue freezing preservation tube |
| CN112273997A (en) * | 2020-12-21 | 2021-01-29 | 桂林电子科技大学信息科技学院 | Constant-temperature anti-scorching wok based on spherical pressure valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20211113 |