CN204467797U - pressure relief device and electric heating water cup - Google Patents
pressure relief device and electric heating water cup Download PDFInfo
- Publication number
- CN204467797U CN204467797U CN201520165498.7U CN201520165498U CN204467797U CN 204467797 U CN204467797 U CN 204467797U CN 201520165498 U CN201520165498 U CN 201520165498U CN 204467797 U CN204467797 U CN 204467797U
- Authority
- CN
- China
- Prior art keywords
- pressure relief
- relief hole
- inner cap
- relief device
- wall
- 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.)
- Expired - Fee Related
Links
- 239000008236 heating water Substances 0.000 title description 2
- 241000190070 Sarracenia purpurea Species 0.000 title 1
- 238000005485 electric heating Methods 0.000 title 1
- 230000008602 contraction Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 4
- 230000035622 drinking Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Abstract
The utility model provides a pressure relief device and electric heat drinking cup, wherein, pressure relief device includes: the exhaust device comprises a shell, a shell and a cover, wherein the shell comprises an inner wall and an outer wall, an exhaust channel is formed between the inner wall and the outer wall, the inner wall is provided with a pressure relief hole, one end of the exhaust channel is communicated with the pressure relief hole, and the other end of the exhaust channel is communicated with the atmosphere; the elastic component, the stiff end of elastic component with the outer wall is connected, the flexible end of elastic component is used for following the axial of pressure release hole is flexible can the butt and seal under the flexible end extension state the pressure release hole can make under the flexible end contraction state the pressure release hole with exhaust passage intercommunication, flexible end has the elastic force of settlement. The utility model discloses can improve security and the convenience of use.
Description
Technical field
The utility model relates to pressure relief equipment technology, particularly relates to a kind of pressure relief device and electric water-heating cup.
Background technology
Along with the development of small household appliances industry, market there is the product such as electric water-heating cup, electric kettle.
Existing electric water-heating cup generally includes glass body and bowl cover, is provided with heater bottom cup body, during use, heater can be switched on power, and is the water heating in cup body.
Because steam during boil water can produce pressure, there is potential safety hazard, therefore current electric water-heating cup mostly can not boil water, although the electric water-heating cup of some low-voltage can boil water, but can not seal in order to pressure release, can leak when carrying, use very inconvenient.
Utility model content
The utility model provides a kind of pressure relief device and electric water-heating cup, to improve security and the convenience of use.
The utility model provides a kind of pressure relief device on the one hand, comprising:
Housing, described housing comprises inner and outer wall, is formed with exhaust passage between described inner and outer wall, and described inwall is provided with relief hole, and one end, described exhaust passage is communicated with described relief hole, and the described exhaust passage other end is communicated with air;
Elastic component, the stiff end of described elastic component is connected with described outer wall, the telescopic end of described elastic component be used for along described relief hole axial stretching, can abut under described telescopic end extended configuration and seal described relief hole, described relief hole can be made to be communicated with described exhaust passage under described telescopic end contraction state, described telescopic end has setting elastic force.
Described pressure relief device, preferably, described telescopic end is the convex surface of hollow, and described convex surface is spherical, and described convex surface is used for abutting and sealing described relief hole.
Described pressure relief device, preferably, forms ball type of contact surface between described relief hole and described convex surface.
Described pressure relief device, preferably, described telescopic end is soft elastomer.
Described pressure relief device, preferably, described pressure relief device is lid, and wherein said inwall is inner cap, and described outer wall is enclosing cover, and described inner cap is used for being interlocked with container.
Described pressure relief device, preferably, the bottom margin of described inner cap is provided with steam vent, and described steam vent is used for under described container latching state, described internal tank being connected at described inner cap with air, described inner cap is connected with elastic seal ring, the end face of described elastic seal ring contacts with described inner cap, the bottom surface of described elastic seal ring is used for contacting with described container, the end face of described elastic seal ring is formed with groove, described groove forms projection in the bottom surface of described elastic seal ring, the position of described groove is corresponding with described steam vent, described elastic seal ring is used for described vent hole seal under the state of described inner cap and described container fastening, and described inner cap and described container by tightening state gradually relative away from process in remove sealing for described steam vent.
The utility model is a kind of electric water-heating cup on the other hand, and comprise cup, described cup is provided with pressure relief device provided by the utility model, and described cup inside is communicated with described relief hole, and described bottom of cup is provided with heater.
Based on above-mentioned, the pressure relief device that the utility model provides can be arranged at electric water-heating cup, on the electrical heated appliances such as electric kettle, wherein relief hole is connected with the internal tank of electrical heated appliance, in heating process, steam pressure can be produced at internal tank at electrical heated appliance, when the steam pressure of internal tank is greater than the setting elastic force of the telescopic end of elastic component, the telescopic end of elastic component can shrink relief hole is communicated with exhaust passage, and then internal tank is communicated with exhaust passage, now the steam of internal tank can be discharged by exhaust passage, thus reduce the steam pressure of internal tank, thus improve the security of electrical heated appliance use.When the steam pressure of internal tank is less than the setting elastic force of the telescopic end of elastic component, the telescopic end of elastic component can stretch to abut and seal described relief hole, thus can prevent the liquid in container from flowing out from relief hole, therefore improve portability and the ease of use of electric heater.
Accompanying drawing explanation
The structural representation of a kind of electric water-heating cup that Fig. 1 provides for the utility model embodiment;
The STRUCTURE DECOMPOSITION figure of a kind of pressure relief device that Fig. 2 provides for the utility model embodiment.
Reference numeral:
101: inwall; 102: outer wall; 103: exhaust passage;
104: relief hole; 105: elastic component; 106: steam vent;
107: elastic seal ring; 108: groove; 109: locating dowel;
201: cup; 202: heater.
Detailed description of the invention
Please refer to Fig. 1 and Fig. 2, the utility model embodiment provides a kind of pressure relief device, comprise: housing, described housing comprises inwall 101 and outer wall 102, exhaust passage 103 is formed between described inwall 101 and outer wall 102, described inwall 101 is provided with relief hole 104, and one end, described exhaust passage 103 is communicated with described relief hole 104, and described exhaust passage 103 other end is communicated with air; Elastic component 105, the stiff end of described elastic component 105 is connected with described outer wall 102, the telescopic end of described elastic component 105 is used for the axial stretching along described relief hole 104, can abut under described telescopic end extended configuration and seal described relief hole 104, described relief hole 104 can be made under described telescopic end contraction state to be communicated with described exhaust passage 103, and described telescopic end has setting elastic force.
In the present embodiment, pressure relief device can be arranged at electric water-heating cup, on the electrical heated appliances such as electric kettle, wherein relief hole 104 is connected with the internal tank of electrical heated appliance, in heating process, steam pressure can be produced at internal tank at electrical heated appliance, when the steam pressure of internal tank is greater than the setting elastic force of the telescopic end of elastic component 105, the telescopic end of elastic component 105 can shrink relief hole 104 is communicated with exhaust passage 103, and then internal tank is communicated with exhaust passage 103, now the steam of internal tank can be discharged by exhaust passage 103, thus reduce the steam pressure of internal tank, thus improve the security of electrical heated appliance use.When the steam pressure of internal tank is less than the setting elastic force of the telescopic end of elastic component 105, the telescopic end of elastic component 105 can stretch to abut and seal described relief hole 104, thus can prevent the liquid in container from flowing out from relief hole 104, therefore improve portability and the ease of use of electric heater.Wherein the setting elastic force of telescopic end can more set according to actual conditions, so that guarantee in use can pressure release and relief hole 104 can be made to seal.Wherein, relief hole 104 and elastic component 105 can be one or more.
In the present embodiment, preferably, described telescopic end is the convex surface of hollow, and described convex surface is spherical, and described convex surface is used for abutting and sealing described relief hole 104.Convex surface due to telescopic end is spherical (be similar to pot young shape) of hollow, therefore make telescopic end be under pressure shrink time, easily in the generation space, contact site of telescopic end and relief hole 104, thus make pressure release more reliable.Certainly, the cross section of convex surface also can be the shapes such as square, telescopic end also can be plane for the end face abutting relief hole 104, as long as relief hole 104 can be enable to seal and when pressurized in the generation space, contact site with relief hole 104.In addition, elastic component 105 also can adopt spring or hydraulic means.
In the present embodiment, preferably, ball type of contact surface is formed between relief hole 104 and described convex surface.The sealing property between convex surface and relief hole 104 can be improved thus, between certain relief hole 104 and described convex surface, also can form annular contact line.
In the present embodiment, preferably, telescopic end is soft elastomer.Telescopic end can be made thus to have good telescopicing performance and sealing property.Wherein, soft elastomer can be the material such as silica gel, rubber.
In the present embodiment, preferably, described pressure relief device is lid, and wherein said inwall 101 is inner cap 101, and described outer wall 102 is enclosing cover 102, and described inner cap 101 is for being interlocked with container.Thus, the lid of container can be made to have pressure release and sealing function, the use of convenient container and lid.Certainly also pressure relief device can be arranged on the lid of container or the body of container as independently unit.
In the present embodiment, preferably, the bottom margin of inner cap 101 is provided with steam vent 106, and described steam vent 106 is for making described internal tank be connected with air at described inner cap 101 with under described container latching state, described inner cap 101 is connected with elastic seal ring 107, the end face of described elastic seal ring 107 contacts with described inner cap 101, the bottom surface of described elastic seal ring 107 is used for contacting with described container, the end face of described elastic seal ring 107 is formed with groove 108, described groove 108 forms projection in the bottom surface of described elastic seal ring 107, the position of described groove 108 is corresponding with described steam vent 106, described elastic seal ring 107 for sealing described steam vent 106 under described inner cap 101 with the state of described container fastening, and described inner cap 101 and described container by tightening state gradually relative away from process in remove sealing for described steam vent 106.Thus, when inner cap 101 and container fastening, the projection of the bottom surface of elastic seal ring 107 is subject to the extruding of container, and upwards arch upward and make groove 108 flatten to seal up steam vent 106, thus can by seal of vessel, make container be carried in process, the liquid in container can not flow to outside container by steam vent 106, when inner cap 101 and described container by tightening state gradually relative away from time, the groove 108 of elastic seal ring 107 recovers gradually, thus make to produce space between groove 108 and steam vent 106, relieve the sealing for steam vent 106, steam now in container is discharged by steam vent 106, thus can avoid because in container, steam pressure is excessive, spray lid and water spray phenomenon is there is in the process of uncapping caused, further increase the security of use, in addition, after the hot water in cup is by thermal change cold water, negative pressure can be produced, in the process of uncapping, steam vent 106 also can make the inside and outside connection of container, balancing Atmospheric pressure, lid is avoided to be difficult to the phenomenon opened, improve the convenience of use.Wherein, steam vent 106 and groove 108 can be one or more.In addition, elastic seal ring 107 is connected with inner cap 101 by locating dowel 109 or other connectors with inner cap 101.
The utility model embodiment provides a kind of electric water-heating cup, comprise cup 201, described cup 201 is provided with the pressure relief device described in the utility model any embodiment, and described cup 201 inside is communicated with described relief hole 104, is provided with heater 202 bottom described cup 201.
In the present embodiment, electric water-heating cup can produce steam pressure in cup 201 inside in heating water process, when the steam pressure of cup 201 inside is greater than the setting elastic force of the telescopic end of elastic component 105, the telescopic end of elastic component 105 can shrink relief hole 104 is communicated with exhaust passage 103, and then cup 201 inside is communicated with exhaust passage 103, now the steam of cup 201 inside can be discharged by exhaust passage 103, thus reduce the steam pressure of cup 201 inside, thus improve the security of electric water-heating cup use.When the steam pressure of cup 201 inside is less than the setting elastic force of the telescopic end of elastic component 105, the telescopic end of elastic component 105 can stretch to abut and seal described relief hole 104, thus can prevent the water in cup 201 from flowing out from relief hole 104, therefore improve portability and the ease of use of electric heater.
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 (7)
1. a pressure relief device, is characterized in that, comprising:
Housing, described housing comprises inner and outer wall, is formed with exhaust passage between described inner and outer wall, and described inwall is provided with relief hole, and one end, described exhaust passage is communicated with described relief hole, and the described exhaust passage other end is communicated with air;
Elastic component, the stiff end of described elastic component is connected with described outer wall, the telescopic end of described elastic component is used for the axial stretching along described relief hole, can abut under described telescopic end extended configuration and seal described relief hole, described relief hole can be made to be communicated with described exhaust passage under described telescopic end contraction state, described telescopic end has setting elastic force.
2. pressure relief device according to claim 1, is characterized in that, described telescopic end is the convex surface of hollow, and described convex surface is spherical, and described convex surface is used for abutting and sealing described relief hole.
3. pressure relief device according to claim 2, is characterized in that, forms ball type of contact surface between described relief hole and described convex surface.
4. pressure relief device according to claim 2, is characterized in that, described telescopic end is soft elastomer.
5. according to described pressure relief device arbitrary in claim 1-4, it is characterized in that, described pressure relief device is lid, and wherein said inwall is inner cap, and described outer wall is enclosing cover, and described inner cap is used for being interlocked with container.
6. pressure relief device according to claim 5, is characterized in that:
The bottom margin of described inner cap is provided with steam vent, and described steam vent is used for under described container latching state, described internal tank being connected at described inner cap with air;
Described inner cap is connected with elastic seal ring, the end face of described elastic seal ring contacts with described inner cap, the bottom surface of described elastic seal ring is used for contacting with described container, the end face of described elastic seal ring is formed with groove, described groove forms projection in the bottom surface of described elastic seal ring, the position of described groove is corresponding with described steam vent, described elastic seal ring is used for described vent hole seal under the state of described inner cap and described container fastening, and described inner cap and described container by tightening state gradually relative away from process in remove sealing for described steam vent.
7. an electric water-heating cup, is characterized in that, comprises cup, and described cup is provided with as the pressure relief device as described in arbitrary in claim 1-6, and described cup inside is communicated with described relief hole, and described bottom of cup is provided with heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165498.7U CN204467797U (en) | 2015-03-23 | 2015-03-23 | pressure relief device and electric heating water cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520165498.7U CN204467797U (en) | 2015-03-23 | 2015-03-23 | pressure relief device and electric heating water cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204467797U true CN204467797U (en) | 2015-07-15 |
Family
ID=53623540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520165498.7U Expired - Fee Related CN204467797U (en) | 2015-03-23 | 2015-03-23 | pressure relief device and electric heating water cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204467797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279172A (en) * | 2018-09-14 | 2019-01-29 | 膳魔师（中国）家庭制品有限公司 | A kind of exhaust structure of sealing container |
| CN109538848A (en) * | 2018-12-30 | 2019-03-29 | 中裕软管科技股份有限公司 | A kind of Novel oil gas transmission high-pressure hose and preparation method thereof |
-
2015
- 2015-03-23 CN CN201520165498.7U patent/CN204467797U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109279172A (en) * | 2018-09-14 | 2019-01-29 | 膳魔师（中国）家庭制品有限公司 | A kind of exhaust structure of sealing container |
| CN109538848A (en) * | 2018-12-30 | 2019-03-29 | 中裕软管科技股份有限公司 | A kind of Novel oil gas transmission high-pressure hose and preparation method thereof |
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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: 20150715 |