CN206675429U - Water tank cover, water tank assembly and electric cooker - Google Patents
Water tank cover, water tank assembly and electric cooker Download PDFInfo
- Publication number
- CN206675429U CN206675429U CN201621213521.6U CN201621213521U CN206675429U CN 206675429 U CN206675429 U CN 206675429U CN 201621213521 U CN201621213521 U CN 201621213521U CN 206675429 U CN206675429 U CN 206675429U
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- Prior art keywords
- valves
- check
- communicating pipe
- tank lid
- cistern assembly
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 47
- 230000005489 elastic deformation Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 abstract description 17
- 238000004891 communication Methods 0.000 abstract description 5
- 235000007164 Oryza sativa Nutrition 0.000 abstract description 4
- 235000009566 rice Nutrition 0.000 abstract description 4
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 230000002411 adverse Effects 0.000 description 6
- 238000010411 cooking Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
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- Cookers (AREA)
Abstract
The utility model provides a water tank lid, water tank subassembly and electric rice cooker. The water tank cover comprises a cover body (1) and a communicating pipe (2) connected to the cover body (1), wherein a check valve (3) is arranged on the communicating pipe (2), the check valve (3) has a structure which is in one-way communication with the bottom end of the communicating pipe (2), and the check valve (3) has a pretightening force which is tightened up from the bottom of the communicating pipe (2) to seal the communicating pipe (2). According to the utility model discloses a water tank cover can prevent the cooling water countercurrent to can effectively avoid preventing against current measures inefficacy.
Description
Technical field
Cooking equipment technical field is the utility model is related to, in particular to a kind of tank lid, cistern assembly and electric meal
Stew.
Background technology
Conventional electric cooker in order to not make the caused water vapour during cooking be discharged to around electric cooker main body,
And imported water vapour in the cooling water being stored in case using steam lead, water vapour is diffused in cooling water, so that
Water vapour is condensed into water.In this kind of electric cooker, by there are the following problems in the electric cooker in Steam Recovery to case, i.e., including pot
It is interior when turning into negative pressure, cooling water in case can adverse current in interior pot.
Enter in the Japan of Application No. 200980140862 in the patent of invention of China, disclosing one kind prevents cooling water
The electric cooker of adverse current.The rice cooker has steam treatment case, and upper lid and the steam treatment case of steam treatment case are tight fits.At steam
The multiple passages for making extraneous air and being connected inside case are covered with reason case, and non-return is provided with the side of top cap siphunculus
Valve.When there is negative pressure in interior pot, ambient atmosphere can enter inside water tank from the passage of upper lid, then push top cap siphunculus open
On check-valves.Then ambient atmosphere enters interior pot through steam lead again so that and the air pressure in interior pot is identical with external atmosphere pressure,
Prevent the cooling water in water tank from adverse current occurring in the presence of negative pressure.But the passage easily blocks, so as to cause to prevent
Counter-current procedure fails.Moreover, after steam enters water tank, cistern water level can raise, once water level increases to check-valves position, outside
Boundary's air can not just push check-valves open and enter in interior pot.
Utility model content
In view of this, the purpose of this utility model is to propose a kind of tank lid, cistern assembly and electric cooker, can be prevented cold
But water adverse current, and it is possible to prevente effectively from counterflow-preventing measure is failed.
To achieve the above object, according to one side of the present utility model, there is provided a kind of tank lid, including lid and company
The communicating pipe being connected on lid, check-valves is provided with communicating pipe, check-valves has the bottom one-way conduction towards communicating pipe
Structure, and check-valves have tightened up from the bottom up of communicating pipe with the pretightning force of closed communication pipe.
Preferably, check-valves is arranged on the bottom of communicating pipe, and there is check-valves the bottom opening towards communicating pipe to stretch out
Hat shape it is raised.
Preferably, check-valves includes split-type structure, and multiple points of valves are uniformly distributed along the raised circumference of hat shape, and towards even
The bottom of siphunculus can open, and conjunction is closed up tightly in the direction for being directed away from communicating pipe bottom.
Preferably, split-type structure is three-clove style structure, and each point of valve is triangle, check-valves in its natural state three
It is individual to divide valve to collapse with closed communication pipe.
Preferably, check-valves also includes all side connecting plates of annular, and multiple points of valves are fixedly connected with all side connecting plates
Inner side.
Preferably, the annular convex rib along the raised circumferentially extending of hat shape is provided with check-valves.
Preferably, the fluting with being connected inside communicating pipe is provided with the bottom sidewall of communicating pipe, fluting is located at check-valves
Lower section.
Preferably, the inner circumferential bottom of communicating pipe is stepped hole, and check-valves backstop is fixed on the step of stepped hole.
Preferably, check-valves is made up of elastic deformation material.
According to another aspect of the present utility model, there is provided a kind of cistern assembly, including tank lid and casing, the tank lid
For above-mentioned tank lid, tank lid lid is located on casing.
Preferably, the opposite sides of casing is provided with handle.
According to another further aspect of the present utility model, there is provided a kind of electric cooker, including cistern assembly, interior pot and steam are led
Pipe, the cistern assembly be above-mentioned cistern assembly, and cistern assembly is arranged on the outside of interior pot, steam lead connect in pot inner chamber
With the cabinets cavity of cistern assembly, the communicating pipe of steam lead and tank lid is correspondingly arranged.
Using tank lid of the present utility model, including lid and communicating pipe for being connected on lid, it is provided with communicating pipe
Check-valves, check-valves have towards communicating pipe bottom one-way conduction structure, and check-valves have from the bottom of communicating pipe to
On tighten up with the pretightning force of closed communication pipe.The tank lid is arranged between casing and interior pot, and the check-valves on communicating pipe is determined
Determine whether casing connects with interior pot, when using the tank lid, when interior pot temperature, which declines, negative pressure occurs, the water meeting in water tank
Check-valves is pushed up upwards, plus the pretension active force of check-valves in itself, so as to be handed over the gas of communicating pipe by check-valves
Change mouth to shut, prevent the cooling water in water tank from flowing back.Connect simultaneously as check-valves is realized by the pretension active force deformation of itself
The opening threaded a pipe or closing, therefore there is contraction distortion performance, problem will not be blocked, it is possible to prevente effectively from check-valves
Counterflow-preventing measure failure, improve the stability and reliability of check-valves.When interior pot steam pressure is more than check-valves pre- in itself
When tight active force is with cooling water thrust power sum, steam squeezes check-valves and is drained into water tank, realizes the discharge of steam
And cooling.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing:
Fig. 1 is the cross section structure diagram of the tank lid of the utility model embodiment;
Fig. 2 (a) is the structural representation of the sealing state of the check-valves of the tank lid of the utility model embodiment, Fig. 2 (b)
It is the structural representation of the open mode of the check-valves of the tank lid of the utility model embodiment;
Fig. 3 is the side structure schematic view of the check-valves of the tank lid of the utility model embodiment;
Fig. 4 is the decomposition texture schematic diagram of the cistern assembly of the utility model embodiment;
Fig. 5 is the dimensional structure diagram of the cistern assembly of the utility model embodiment;
Fig. 6 is the internal breakup structural representation of the electric cooker of the utility model embodiment;
Fig. 7 is the dimensional structure diagram after the interior pot of the electric cooker of the utility model embodiment is closed.
Description of reference numerals:1st, lid;2nd, communicating pipe;3rd, check-valves;4th, it is raised;5th, all side connecting plates;6th, slot;7th, ring
Shape convex tendon;8th, stepped hole;9th, tank lid;10th, casing;11st, handle;12nd, interior pot;13rd, steam lead;14th, cover plate.
Embodiment
It is specific below in conjunction with the utility model to make the purpose of this utility model, technical scheme and advantage clearer
Technical solutions of the utility model are clearly and completely described for embodiment and corresponding accompanying drawing.Obviously, described embodiment
Only it is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to the utility model
The scope of protection.
With reference to shown in referring to Fig. 1 to Fig. 7, according to embodiment of the present utility model, tank lid includes lid 1 and is connected to lid
Communicating pipe 2 on body 1, check-valves 3 is provided with communicating pipe 2, check-valves 3 has the bottom one-way conduction towards communicating pipe 2
Structure, and check-valves 3 have tightened up from the bottom up of communicating pipe 2 with the pretightning force of closed communication pipe 2.
The tank lid is arranged between casing 10 and interior pot 12, and whether the check-valves 3 on communicating pipe decides casing 10
Connected with interior pot 12, when using the tank lid, when the interior temperature of pot 12, which declines, negative pressure occurs, the water in water tank can be by check-valves
3 push up upwards, plus the pretension active force of check-valves 3 itself, so as to be sealed the gas exchanges mouth of communicating pipe by check-valves 3
Extremely, prevent the cooling water in water tank from flowing back.Simultaneously as check-valves 3 realizes communicating pipe by the pretension active force deformation of itself
The opening in road or closing, therefore there is contraction distortion performance, problem will not be blocked, it is possible to prevente effectively from check-valves 3
Counterflow-preventing measure is failed, and improves the stability and reliability of check-valves 3.When the interior steam pressure of pot 12 is more than check-valves 3 itself
When pretension active force is with cooling water thrust power sum, steam squeezes check-valves 3 and is drained into water tank, realizes the row of steam
Put and cool down.
Preferably, check-valves 3 can be made up of elastic deformation material, to be provided enough for the one-way conduction of check-valves 3
Elastic deformation support.
Check-valves 3 is arranged on the bottom of communicating pipe 2, and check-valves 3 has the cap that the bottom opening towards communicating pipe 2 stretches out
Shape projection 4.The projection 4 that check-valves 3 is arranged to stretch out with the bottom opening towards communicating pipe 2, it is intended that more just
In the advance locking structure for setting check-valves 3 so that the elastic deformation closed including check-valves 3 is more easily formed during pot negative pressure
Structure, and one-way conduction structure can be deformed into by the convex shaped of projection 4, reduce check-valves 3 realizes difficulty.
In the present embodiment, check-valves 3 includes split-type structure, and circumference of the multiple points of valves along hat shape projection 4 is uniformly distributed,
And can be opened towards the bottom of communicating pipe 2, conjunction is closed up tightly in the direction for being directed away from the bottom of communicating pipe 2.Multiple points of lobeds into only
Valve 3 is returned, when the negative pressure in pot 12 is higher inside, by the thrust and check-valves 3 pretightning force of itself of the cooling water in water tank
Effect, multiple points of valves are inwardly tightened up, and are mutually extruded, and form preferable sealing effectiveness so that communicating pipe 2 is blocked, divide valve by
The thrust arrived is bigger, and the squeezing action power between multiple points of valves is also bigger, and the effect of sealing is better, therefore can be effective
Backflow phenomenon when avoiding forming negative pressure including the cooling water in water tank in pot 12.Simultaneously because check-valves 3 is by itself
Opening or the closing of valve port are realized in deformation, therefore shape and aperture area constantly change, it is difficult to are blocked, are improved
The stability and reliability that check-valves 3 is adjusted to the pipeline on off operating mode of communicating pipe 2.
In the present embodiment, check-valves 3 is three-clove style structure, and each point of valve is triangle (due to the convex cap of check-valves 3
Shape, the non-critical plane and straight line triangle of the triangle), three points of valves collapse with the company of closing check-valves 3 in its natural state
Siphunculus 2.Three points of valves occupy 120 degree respectively, form circumferential equally distributed triangle valve, inside the water vapor pressure in pot 12
When larger, three points of valves are washed open by high steam, and high steam is drained into water tank, and disperse cooling in water tank.Pot inside
Water vapor pressure in 12 is smaller when forming negative pressure, the thrust of three points of valve cooling waters in natural resiliency power and water tank
Lower gathering, the cooling water in water tank is prevented to be back to interior pot 12.
Preferably, check-valves 3 also includes all side connecting plates 5 of annular, and multiple points of valves are fixedly connected with all side connecting plates 5
Inner side.All one side of side connecting plate 5 can be easy to implement connection of the check-valves 3 inside communicating pipe 2, on the other hand can be
Divide the setting of valve to provide installation foundation, be easy to the machine-shaping of check-valves 3.In the forming process of check-valves 3, can first it be molded
All side connecting plates 5 and the convex cap being arranged on all side connecting plates 5, then reprocess to convex cap, are divided into three parts,
So as to form three points of valves.
Preferably, the annular convex rib 7 along the circumferentially extending of hat shape projection 4 is provided with check-valves 3.Annular convex rib 7 is main
Play a part of pretension, there can be the phenomenon shunk when check-valves 3 comes out from mould, and after annular convex rib 7 is set, just
It can make it that the inside wall thickness of check-valves 3 is larger, and then cause the portion retracts amount larger and play pretension effect so that be multiple
Divide the design of valve can play a part of sealing in its natural state.
Preferably, the fluting 6 connected with the inside of communicating pipe 2 is provided with the bottom side wall of communicating pipe 2, fluting 6 is positioned at only
Go back to the lower section of valve 3.The fluting 6 can effectively ensure that communicating pipe 2 will not be formed with water tank bottom and seal, and ensure that cooling water can
All the time with the contact outside of check-valves 3, and pot 12 to provide thrust during negative pressure, improves the sealing effectiveness of check-valves 3 inside.
Preferably, the inner circumferential bottom of communicating pipe 2 is stepped hole 8, and the backstop of check-valves 3 is fixed on the step of stepped hole 8.Only
Returning valve 3 can be arranged in communicating pipe 2 after machining, and its fixed form can be gluing etc..Stepped hole 8 can be non-return
The installation of valve 3 provides position location, ensures that check-valves 3 is installed accurately, while the installation of check-valves 3 can be formed and axially determined
Position, improve the stability and reliability of the mounting structure of check-valves 3.
With reference to shown in referring to Fig. 4 and Fig. 5, according to embodiment of the present utility model, cistern assembly includes tank lid 9 and casing
10, the tank lid 9 is above-mentioned tank lid, and the lid of tank lid 9 is located on casing 10.
Preferably, the opposite sides of casing 10 is provided with handle 11, is easy to implement installation of the cistern assembly in electric cooker
Disassembling section.
With reference to shown in referring to Fig. 6 and Fig. 7, according to embodiment of the present utility model, electric cooker includes cistern assembly, interior pot 12
With steam lead 13 (can also include cover plate 14, the lid of cover plate 14 is located on interior pot 12), cistern assembly is above-mentioned cistern assembly,
Cistern assembly is arranged on the outside of interior pot 12, and steam lead 13 connects the inner chamber of interior pot 12 and the inner chamber of casing 10 of cistern assembly,
Steam lead 13 and the communicating pipe 2 of tank lid 9 are correspondingly arranged.
Before cooking, a certain amount of water is put in advance in casing 10, extending into water communicating pipe 2 in tank lid 9.When cooking,
Steam caused by interior pot 12 is inner is entered in the water of casing 10 by the communicating pipe 2 in steam lead 13, tank lid 9.When cooking,
Temperature in interior pot 12 rises, and boiling water produces steam, and water vapour passes through the communicating pipe 2 in tank lid 9 via steam lead 13
Check-valves 3 outwards can be pushed up to hold and entered in the cooling water in casing 10 by water vapour (towards the bottom of communicating pipe 2) simultaneously.Water steams
When vapour spreads in the cooling water in water tank, water is condensed into.Rice cooker enters when cooking rice over a slow fire the stage, and the temperature in electric cooker main body is
Decline, air pressure decreases, the interior inner generation negative pressure of pot 12, and now adverse current can occur for the water in casing 10, when with this phenomenon
When generation check-valves 3 can the pretightning force according to its structural design and the upward thrust of the water by adverse current so as to closing water
Blow vent on the communicating pipe 2 of case lid 9, prevent the water in casing 10 from being entered by tank lid 9, steam lead 13 in interior pot 12.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
It is described above, only it is preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, any simple modification, equivalent change and modification made to above example according to the technical essence of the utility model,
In the range of still falling within technical solutions of the utility model.
Claims (12)
1. a kind of tank lid, it is characterised in that described including lid (1) and the communicating pipe (2) being connected on the lid (1)
Check-valves (3) is provided with communicating pipe (2), the check-valves (3) has the bottom one-way conduction towards the communicating pipe (2)
Structure, and the check-valves (3) have tightened up from the bottom up of the communicating pipe (2) to close the pre- of the communicating pipe (2)
Clamp force.
2. tank lid according to claim 1, it is characterised in that the check-valves (3) is arranged on the communicating pipe (2)
Bottom, and the hat shape that there is the check-valves (3) bottom opening towards the communicating pipe (2) to stretch out is raised (4).
3. tank lid according to claim 2, it is characterised in that the check-valves (3) includes split-type structure, Duo Gefen
Circumference of the valve along hat shape raised (4) is uniformly distributed, and can be opened towards the bottom of the communicating pipe (2), is directed away from the company
It is tight that conjunction is closed up in the direction of siphunculus (2) bottom.
4. tank lid according to claim 3, it is characterised in that the split-type structure is three-clove style structure, Mei Yifen
Valve is triangle, and three points of valves collapse to close the communicating pipe (2) check-valves (3) in its natural state.
5. tank lid according to claim 3, it is characterised in that the check-valves (3) also includes the week side of boss connection of annular
Plate (5), the multiple point of valve are fixedly connected with the inner side of all side connecting plates (5).
6. tank lid according to claim 2, it is characterised in that be provided with the check-valves (3) raised (4) along hat shape
Circumferentially extending annular convex rib (7).
7. tank lid according to claim 2, it is characterised in that be provided with the bottom sidewall of the communicating pipe (2) with
The fluting (6) of connection inside the communicating pipe (2), the fluting (6) are located at the lower section of the check-valves (3).
8. tank lid according to claim 2, it is characterised in that the inner circumferential bottom of the communicating pipe (2) is stepped hole
(8), check-valves (3) backstop is fixed on the step of the stepped hole (8).
9. according to the tank lid described in claim any one of 1-8, it is characterised in that the check-valves (3) is elastic deformation material
Material is made.
10. a kind of cistern assembly, including tank lid (9) and casing (10), it is characterised in that the tank lid (9) will for right
The tank lid (9) any one of 1 to 9 is sought, tank lid (9) lid is located on the casing (10).
11. cistern assembly according to claim 10, it is characterised in that the opposite sides of the casing (10), which is provided with, to be carried
Hand (11).
12. a kind of electric cooker, it is characterised in that including cistern assembly, interior pot (12) and steam lead (13), the cistern assembly
For the cistern assembly described in claim 10 or 11, the cistern assembly is arranged on the outside of the interior pot (12), the steam
Conduit (13) connects the inner chamber of the interior pot (12) and casing (10) inner chamber of the cistern assembly, the steam lead (13) with
The communicating pipe (2) of the tank lid (9) is correspondingly arranged.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621213521.6U CN206675429U (en) | 2016-11-10 | 2016-11-10 | Water tank cover, water tank assembly and electric cooker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621213521.6U CN206675429U (en) | 2016-11-10 | 2016-11-10 | Water tank cover, water tank assembly and electric cooker |
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Publication Number | Publication Date |
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CN206675429U true CN206675429U (en) | 2017-11-28 |
Family
ID=60395585
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CN201621213521.6U Active CN206675429U (en) | 2016-11-10 | 2016-11-10 | Water tank cover, water tank assembly and electric cooker |
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CN (1) | CN206675429U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106510485A (en) * | 2016-11-10 | 2017-03-22 | 珠海格力电器股份有限公司 | Water tank cover, water tank assembly and electric cooker |
-
2016
- 2016-11-10 CN CN201621213521.6U patent/CN206675429U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106510485A (en) * | 2016-11-10 | 2017-03-22 | 珠海格力电器股份有限公司 | Water tank cover, water tank assembly and electric cooker |
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