CN203703266U - Check valve, rice cooker upper cover and rice cooker - Google Patents
Check valve, rice cooker upper cover and rice cooker Download PDFInfo
- Publication number
- CN203703266U CN203703266U CN201420018178.4U CN201420018178U CN203703266U CN 203703266 U CN203703266 U CN 203703266U CN 201420018178 U CN201420018178 U CN 201420018178U CN 203703266 U CN203703266 U CN 203703266U
- Authority
- CN
- China
- Prior art keywords
- way valve
- valve seat
- upper cover
- pressing plate
- rice cooker
- 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 - Lifetime
Links
- 241000209094 Oryza Species 0.000 title claims abstract description 34
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 34
- 235000009566 rice Nutrition 0.000 title claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 43
- 238000009423 ventilation Methods 0.000 claims description 30
- 238000003466 welding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model provides a check valve, a rice cooker upper cover comprising the check valve and a rice cooker comprising the rice cooker upper cover. The check valve comprises a valve seat and a movable blade, the valve seat is provided with an accommodating cavity, an inner wall of the accommodating cavity is provided with a limiting structure, the movable blade is installed in the accommodating cavity of the valve seat, the fixed end of the movable blade is fixed on the valve seat, the movable end of the movable blade abuts against one side of the limiting structure and can only move in one direction, a single-direction communication function of the check valve is achieved, and the check valve is simple in structure and convenient to install. The check valve is made of a high temperature resistant material, so that the check valve can be used for a heating system for the rice cooker upper cover, high-temperature air can enter a cooker body of the rice cooker through a ventilating pipe, steam generated in the cooker body of the rice cooker cannot enter the heating system through the ventilating pipe, and the steam is prevented from influencing work and service life of the heating system.
Description
Technical field
The utility model relates to field of household appliances, more specifically, relates to a kind of one-way valve, comprises the rice cooker upper cover of this one-way valve and comprises the electric cooker of this rice cooker upper cover.
Background technique
In existing electric cooker, for the rice that makes to cook more fragrant, can on electric cooker, cover heating system is set, for the steam that prevents from producing in electric cooker enters in heating system, one electromagnetism one-way valve is set conventionally on the ventilation duct of heating system, and the high-temperature gas that heating system is produced can enter electric cooker inside, and the inner steam producing of electric cooker can not enter in heating system, but electromagnetism one-way valve needs connecting circuit to control, control complicated; And electromagnetism one-way valve cannot bear higher temperature, otherwise easily lost efficacy; In addition the volume of electromagnetism one-way valve is larger, and inconvenience is installed.
Model utility content
The utility model is intended at least solve one of technical problem existing in prior art.
For this reason, the object of first aspect of the utility model is, provide a kind of simple in structure, control one-way valve convenient, that can bear high temperature.
The object of second aspect of the present utility model is, a kind of rice cooker upper cover that comprises this one-way valve is provided.
The object of the 3rd aspect of the utility model is, a kind of electric cooker that comprises this rice cooker upper cover is provided.
For achieving the above object, the embodiment of first aspect of the utility model provides a kind of one-way valve, comprising: valve seat, and described valve seat is provided with the receiving cavity of both ends open, and the internal face of described receiving cavity is provided with limit structure; And moving vane, described moving vane is arranged in the described receiving cavity of described valve seat, and described moving vane comprises fixed end and movable end, and described fixed end is fixed on described valve seat, described movable end is resisted against a side of described limit structure, and described movable end can only be moved to a direction.
The one-way valve that the utility model embodiment provides, comprise valve seat and moving vane, valve seat is provided with the receiving cavity of both ends open, and the internal face of receiving cavity is provided with limit structure, moving vane is arranged in receiving cavity, and coordinate with receiving cavity is airtight, the fixed end of moving vane is fixed on valve seat, movable end is resisted against a side of limit structure, the movable end of moving vane can only be moved to a direction, be that movable end can only be to a side shifting of limit structure, and can not move to the opposite side of limit structure, ensure the one-way conduction of one-way valve, like this when one-way valve for the ventilation duct of the heating system of rice cooker upper cover on time, can ensure that the high temperature air that heating system produces can enter electric cooker inside by one-way valve, and the inner steam producing of electric cooker can not enter in heating system, preventing that steam from entering exerted an influence to the life-span of the electronic parts and components in heating system.
In addition, the one-way valve providing according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, described limit structure comprises the annular table terrace on the internal face that is arranged on described receiving cavity, and the described movable end of described moving vane can be resisted against on described annular table terrace.
According to an embodiment of the present utility model, described one-way valve also comprises blade pressing plate, and one end of described blade pressing plate is stretched in the described receiving cavity of described valve seat, and the described fixed end of described moving vane is pressed on described annular table terrace.
According to an embodiment of the present utility model, the hollow tubular that described blade pressing plate is both ends open, described blade pressing plate stretches into airtight cooperation between the outer wall of the one end in described receiving cavity and the internal face of described receiving cavity.
According to an embodiment of the present utility model, the outer wall interference fit of the internal face of described valve seat and described blade pressing plate.
According to an embodiment of the present utility model, described valve seat is fixedly connected with by welding or screw thread with described blade pressing plate.
According to an embodiment of the present utility model, the external diameter that described blade pressing plate stretches into the one end in described receiving cavity is greater than the external diameter of the other end, and forms a step surface at the middle part of described blade pressing plate.
The embodiment of second aspect of the present utility model provides a kind of rice cooker upper cover, comprising: upper cover body, and described upper cover body interior is provided with heating system; With one-way valve described in above-mentioned arbitrary embodiment, described one-way valve is arranged on the ventilation duct of described heating system, enters in described heating system with vapor-proof.
The rice cooker upper cover that the utility model above-described embodiment provides, comprise upper cover body and one-way valve, upper cover body is provided with heating system, one-way valve is arranged on the ventilation duct of heating system, the setting of one-way valve, ensure that the high temperature air that heating system produces can enter electric cooker inside by ventilation duct, rice to electric cooker inside heats, and the inner steam producing of electric cooker can not enter in heating system by ventilation duct, prevent that steam from entering the life-span that affects electronic parts and components in heating system.
According to an embodiment of the present utility model, the valve seat of described one-way valve and the ventilation duct of described heating system are integral type structure.
The embodiment of the 3rd aspect of the present utility model provides a kind of electric cooker, comprises the rice cooker upper cover described in pot body and above-mentioned arbitrary embodiment, and described rice cooker upper cover is opened or covered on described pot body.
Additional aspect of the present utility model and advantage will become in description part below obviously, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming embodiment's description obviously and easily, wherein:
Fig. 1 is according to the mounting structure schematic diagram of the ventilation duct of one-way valve and heating system in the rice cooker upper cover described in embodiment of the utility model;
Fig. 2 is the plan structure schematic diagram of Fig. 1;
Fig. 3 is the left TV structure schematic diagram of Fig. 1;
Fig. 4 and Fig. 5 be the A-A of Fig. 2 to sectional structure schematic diagram, wherein Fig. 4 is the structural representation of one-way valve on state, Fig. 5 is the structural representation of one-way valve in closed condition;
Fig. 6 is that the B-B of Fig. 5 is to sectional structure schematic diagram.
Wherein, in Fig. 1 to Fig. 6, the corresponding relation between reference character and component names is:
1 one-way valve, 11 valve seats, 110 annular table terraces, 12 moving vanes, 13 blade pressing plates,
130 step surfaces, 2 ventilation ducts
Embodiment
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
Describe with reference to the accompanying drawings according to some embodiments' of the utility model one-way valve, rice cooker upper cover and electric cooker.
As shown in Figures 4 to 6, a kind of one-way valve 1 providing according to some embodiments of the utility model, comprises valve seat 11 and moving vane 12.
Particularly, described valve seat 11 is provided with the receiving cavity of both ends open, and the internal face of described receiving cavity is provided with limit structure;
Described moving vane 12 is arranged in the described receiving cavity of described valve seat 11, described moving vane 12 comprises fixed end and movable end, described fixed end is fixed on described valve seat 11, and described movable end is resisted against a side of described limit structure, and described movable end can only be moved to a direction.
The one-way valve that the utility model embodiment provides, comprise valve seat and moving vane, valve seat is provided with the receiving cavity of both ends open, and the internal face of receiving cavity is provided with limit structure, moving vane is arranged in receiving cavity, and coordinate with receiving cavity is airtight, the fixed end of moving vane is fixed on valve seat, movable end is resisted against a side of limit structure, the movable end of moving vane can only be moved to a direction, be that movable end can only be to a side shifting of limit structure, and can not move to the opposite side of limit structure, ensure the one-way conduction of one-way valve, like this when one-way valve for the ventilation duct of the heating system of rice cooker upper cover on time, can ensure that the high temperature air that heating system produces can enter electric cooker inside by one-way valve, and the inner steam producing of electric cooker can not enter in heating system, preventing that steam from entering exerted an influence to the life-span of the electronic parts and components in heating system.
Preferably, described moving vane 12 adopts the material with certain elasticity or toughness to make.
Moving vane adopts the material with certain elasticity or toughness to make, like this in the time that one-way valve changes to closed condition by state, moving vane can be under the effect of self elasticity or toughness, return to original shape, the movable end of moving vane is resisted against on limit structure, has realized the object of closed check valve.
According to specific embodiment of the utility model, as shown in Figure 4 and Figure 5, described limit structure comprises the annular table terrace 110 on the internal face that is arranged on described receiving cavity, and the described movable end of described moving vane 12 can be resisted against on described annular table terrace 110.
Further, as shown in Figure 4 and Figure 5, described one-way valve 1 also comprises blade pressing plate 13, and one end of described blade pressing plate 13 is stretched in the described receiving cavity of described valve seat 11, and the described fixed end of described moving vane 12 is pressed on described annular table terrace 110.
The setting of annular table terrace, the fixed end of being convenient on the one hand moving vane is fixed in the receiving cavity of valve seat, is convenient on the other hand movable end spacing of moving vane.
In above-described embodiment of the present utility model, the fixed end of moving vane is pressed on annular table terrace by blade pressing plate, certainly can also fix by other means moving vane, as: moving vane is bonded and fixed on annular table terrace, or moving vane is first bonded and fixed to annular table terrace, and then compresses with blade pressing plate; Equally, the fixed end of moving vane not only can be fixed on annular table terrace, can also be fixed on other positions of valve seat, do not repeat one by one, but its application all should be included in protection domain of the present utility model at this.
In a specific embodiment of the present utility model, as shown in Figure 4 and Figure 5, the hollow tubular that described blade pressing plate 13 is both ends open, described blade pressing plate 13 stretches into airtight cooperation between the outer wall of the one end in described receiving cavity and the internal face of described receiving cavity.
Preferably, the outer wall interference fit of the internal face of described valve seat 11 and described blade pressing plate 13.
Blade pressing plate is the hollow tubular of both ends open, and on the one hand, one end of hollow tubular can be stretched in the receiving cavity of valve seat, and moving vane is compressed; On the other hand, blade pressing plate is hollow tubular, has alleviated the weight of blade pressing plate, has reduced the weight of one-way valve simultaneously; Again on the one hand, the hollow tubular that blade pressing plate is both ends open, is convenient to fluid and passes through in the receiving cavity of valve seat and blade pressing plate.
The outer wall interference fit of the internal face of valve seat and blade pressing plate, has realized the airtight cooperation of valve seat and blade pressing plate, and the fluid of the one-way valve that can prevent from flowing through flows out from the gap of valve seat and blade pressing plate, causes leakage; Simultaneously interference fit has also realized being fixedly connected with of valve seat and blade pressing plate.
Valve seat and blade pressing plate, except can achieving a fixed connection by interference fit, can also be fixed in other way, as: valve seat and blade pressing plate can be fixedly connected by welding, and have realized equally the airtight cooperation of valve seat and blade pressing plate; Valve seat can also be fixedly connected with by screw thread with blade pressing plate, and means of fixation is simple, easy for installation.
In a specific embodiment of the present utility model, as shown in Figure 4 and Figure 5, the external diameter that described blade pressing plate 13 stretches into the one end in described receiving cavity is greater than the external diameter of the other end, and forms a step surface 130 at the middle part of described blade pressing plate 13.
The external diameter that blade pressing plate stretches into the one end in receiving cavity is greater than the external diameter of the other end, in the outer wall of blade pressing plate, form like this step surface, while like this one-way valve being accessed to the ventilation duct of heating system of rice cooker upper cover, one end of ventilation duct can be set in outside blade pressing plate, and be resisted against on step surface, be convenient to the assembling of ventilation duct and blade pressing plate.
The embodiment of second aspect of the utility model provides a kind of rice cooker upper cover (not shown), comprises one-way valve 1 described in upper cover body and above-mentioned arbitrary embodiment.
Wherein, described upper cover body interior is provided with heating system (not shown);
As shown in Figure 1 to Figure 3, described one-way valve 1 is arranged on the ventilation duct 2 of described heating system, enters in described heating system with vapor-proof.
The rice cooker upper cover that the utility model above-described embodiment provides, comprise upper cover body and one-way valve, upper cover body interior is provided with heating system, one-way valve is arranged on the ventilation duct of heating system, the setting of one-way valve, ensure that the high temperature air that heating system produces can enter electric cooker inside (now one-way valve is on state as shown in Figure 4) by ventilation duct, rice to electric cooker inside heats, and the inner steam producing of electric cooker can not enter in heating system by ventilation duct (now one-way valve is in closed condition as shown in Figure 5), prevent that steam from entering the life-span that affects electronic parts and components in heating system.
Preferably, described one-way valve 1 can adopt exotic material to make, and described high temperature material can be nylon, PBT(Polybutylece Terephthalate, polybutylene-terephthalate) etc. engineering plastics.
One-way valve adopts exotic material to make, and has ensured that the high temperature air passing through in ventilation duct can not affect normal use and the working life of one-way valve.
In a specific embodiment of the present utility model, the valve seat 11 of described one-way valve 1 is integral type structure with the ventilation duct 2 of described heating system.
The valve seat of one-way valve and ventilation duct are integral type structure, be convenient to one end of one-way valve to be connected with ventilation duct, the blade pressing plate of one-way valve is hollow tubular, and form step surface in the outer wall of hollow tubular, ventilation duct can be set in outside described hollow tubular, and be resisted against on this step surface, the other end of having realized one-way valve is connected with ventilation duct.
It should be noted that, the valve seat of one-way valve and ventilation duct can be also two independently parts, as shown in Figure 4 and Figure 5, in the outer wall of the valve seat 11 of one-way valve 1, be formed with step surface, ventilation duct 2 is set in outside valve seat 11, and be resisted against on this step surface, can realize being equally communicated with of valve seat 1 and ventilation duct 2.
The embodiment of the 3rd aspect of the utility model provides a kind of electric cooker (not shown), comprises the rice cooker upper cover described in pot body and above-mentioned arbitrary embodiment, and described rice cooker upper cover is opened or covered on described pot body.
In sum, the one-way valve that the utility model provides, by moving vane being set in the receiving cavity of valve seat, the fixed end of moving vane is fixedly connected with valve seat, and movable end is resisted against on the limit structure in receiving cavity, and the movable end of moving vane can only be moved to a direction, realize the one-way conduction function of one-way valve, and one-way valve is simple in structure, and volume is little, easy for installation; One-way valve adopts exotic material to make, one-way valve be can be used in the heating system of rice cooker upper cover, high temperature air can be entered in pot body of electric cooker by ventilation duct, and the steam producing in pot body of electric cooker can not enter heating system through ventilation duct, avoid steam to affect work and the working life of heating system.
In description of the present utility model, term " connection ", " installation ", " fixing " etc. all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the description of this specification, the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiments or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. an one-way valve, is characterized in that, comprising:
Valve seat, described valve seat is provided with the receiving cavity of both ends open, and the internal face of described receiving cavity is provided with limit structure; With
Moving vane, described moving vane is arranged in the described receiving cavity of described valve seat, and described moving vane comprises fixed end and movable end, and described fixed end is fixed on described valve seat, described movable end is resisted against a side of described limit structure, and described movable end can only be moved to a direction.
2. one-way valve according to claim 1, is characterized in that,
Described limit structure comprises the annular table terrace on the internal face that is arranged on described receiving cavity, and the described movable end of described moving vane can be resisted against on described annular table terrace.
3. one-way valve according to claim 2, is characterized in that, also comprises:
Blade pressing plate, one end of described blade pressing plate is stretched in the described receiving cavity of described valve seat, and the described fixed end of described moving vane is pressed on described annular table terrace.
4. one-way valve according to claim 3, is characterized in that,
The hollow tubular that described blade pressing plate is both ends open, described blade pressing plate stretches into airtight cooperation between the outer wall of the one end in described receiving cavity and the internal face of described receiving cavity.
5. one-way valve according to claim 4, is characterized in that,
The outer wall interference fit of the internal face of described valve seat and described blade pressing plate.
6. one-way valve according to claim 4, is characterized in that,
Described valve seat is fixedly connected with by welding or screw thread with described blade pressing plate.
7. according to the one-way valve described in any one in claim 4 to 6, it is characterized in that,
The external diameter that described blade pressing plate stretches into the one end in described receiving cavity is greater than the external diameter of the other end, and forms a step surface at the middle part of described blade pressing plate.
8. a rice cooker upper cover, is characterized in that, comprising:
Upper cover body, described upper cover body interior is provided with heating system; With
One-way valve as described in any one in claim 1 to 7, described one-way valve is arranged on the ventilation duct of described heating system, enters in described heating system with vapor-proof.
9. rice cooker upper cover according to claim 8, is characterized in that,
The valve seat of described one-way valve and the ventilation duct of described heating system are integral type structure.
10. an electric cooker, is characterized in that, comprising:
Pot body; With
Rice cooker upper cover as claimed in claim 8 or 9, described rice cooker upper cover is opened or is covered on described pot body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018178.4U CN203703266U (en) | 2014-01-10 | 2014-01-10 | Check valve, rice cooker upper cover and rice cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420018178.4U CN203703266U (en) | 2014-01-10 | 2014-01-10 | Check valve, rice cooker upper cover and rice cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703266U true CN203703266U (en) | 2014-07-09 |
Family
ID=51053711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420018178.4U Expired - Lifetime CN203703266U (en) | 2014-01-10 | 2014-01-10 | Check valve, rice cooker upper cover and rice cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703266U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090655A (en) * | 2015-07-22 | 2015-11-25 | 大禹节水（天津）有限公司 | Special one-way pipe connection bypass for buried drip irrigation and manufacturing method |
| CN109864577A (en) * | 2017-12-05 | 2019-06-11 | 浙江小智电器科技有限公司 | Electric kettle |
| CN117463080A (en) * | 2023-12-26 | 2024-01-30 | 河南沃福德环保科技有限公司 | Industrial filter for factory building |
-
2014
- 2014-01-10 CN CN201420018178.4U patent/CN203703266U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090655A (en) * | 2015-07-22 | 2015-11-25 | 大禹节水（天津）有限公司 | Special one-way pipe connection bypass for buried drip irrigation and manufacturing method |
| CN105090655B (en) * | 2015-07-22 | 2018-03-06 | 大禹节水（天津）有限公司 | Drip irrigation below the surface special single-way pipe connects bypass and preparation method |
| CN109864577A (en) * | 2017-12-05 | 2019-06-11 | 浙江小智电器科技有限公司 | Electric kettle |
| CN117463080A (en) * | 2023-12-26 | 2024-01-30 | 河南沃福德环保科技有限公司 | Industrial filter for factory building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |