CN206166603U - Pot cover and float controlled valve, pressure cooker thereof - Google Patents

Abstract

The utility model discloses a pot cover and float controlled valve, pressure cooker thereof, wherein, the float controlled valve of pot cover includes: a valve body for $sealing up be fixed in the bottom of pot cover, the float that can be connected with body seals, the pot cover is used for the inner cup of sealing connection pot cover and the sealing device of valve body under closing the state of lid, and sealing device has the bit architecture that lets that supplies the float come -up. The utility model discloses a float controlled valve of pot cover, closes under the state of lid the valve body and the inner cup of sealing device sealing connection float controlled valve through addding sealing device at the pot cover to close at the pot cover and avoided under the state of lid in the pot having improved performance in the steam entering pot cover, simultaneously, sealing device has the bit architecture that lets that supplies the float come -up, has guaranteed the normal work of this float controlled valve.

Description

Pot cover and its float-controlled valve, pressure cooker

Technical field

The utility model is related to pressure cooker manufacturing technology field, more specifically to a kind of pot cover and its float-controlled valve, pressure Power pot.

Background technology

With the improvement of living standards, pressure cooker is gradually widely used, particularly electric pressure cooking saucepan.Pressure cooker mainly includes Pot and pot cover, pot cover mainly include：Rotating handles, cover, inner cap and bottom, wherein, bottom is near the inner chamber of pot, inner cap Between bottom and cover；Bottom is rotatably disposed within inner cap, and rotating handles drives bottom rotation.Bottom is rotatable, be for Realize bottom can with pot occlusion, separate, so as to realize the connection of pot cover and pot and separate.

At present, pot cover is provided with anti-cover-opening structure, is uncapped with user after preventing upper pressure.Anti- cover-opening structure is mainly float-controlled valve, The float-controlled valve is sealingly fastened in bottom, and the float of the float-controlled valve has exhaust passage, and inner cap and cover have to be used to lead to exhaust The via of road connection.After upper pressure in pot, the float of float-controlled valve can rise, and now float is connected with valve seal, position-limit mechanism Spacing float so that bottom can not rotate, can not uncap；After the completion of being vented in pot, float under Action of Gravity Field by dropping down onto original Position, now the position-limiting action of position-limit mechanism is released from, and bottom is rotatable, can uncap.

But, in above-mentioned pot cover, float and valve body are tightly connected after being pressed before the not upper pressure of pot cover closing lid or in pot cover closing lid Sealing ring without in place or damage in the case of, steam can be discharged in pot cover by the exhaust passage of float-controlled valve in pot, i.e. inner cap And bottom between.After long-time use, the problems such as whole pot cover can produce peculiar smell, mouldy, housing distortion, influence culinary art effect, Cause performance poor.

In sum, how to avoid steam in pot to enter in pot cover under pot cover closing lid state, to improve performance, be Current those skilled in the art's problem demanding prompt solution.

Utility model content

The purpose of this utility model is to provide a kind of float-controlled valve of pot cover, avoids steam in pot to enter pot under closing lid state In lid, to improve performance.Another object of the present utility model is to provide a kind of pot cover with above-mentioned float-controlled valve and one kind Pressure cooker with above-mentioned pot cover.

To achieve these goals, the utility model provides following technical scheme：

A kind of float-controlled valve of pot cover, including：Valve body for being sealingly fastened in the bottom of the pot cover, can be with the valve The float that body is tightly connected；The float-controlled valve also includes：It is used to be tightly connected the pot cover under the pot cover closing lid state The sealing device of inner cap and the valve body, and the sealing device has the bit architecture that allows for float floating.

Preferably, the sealing device includes：The seal sleeve that can be tightly connected with the inner cap；The seal sleeve The valve body is coated at, and the seal sleeve is connected with the valve seal.

Preferably, the sealing device also include the first sealing ring, the seal sleeve by the first sealing ring be used for The inner cap is tightly connected.

Preferably, first sealing ring is used to be fixed on the inner cap.

Preferably, first sealing ring is rectangular seal.

Preferably, the seal sleeve is connected by the second sealing ring with the valve seal.

Preferably, the valve body is provided with the second holding tank for accommodating second sealing ring.

Preferably, the valve body is axially slidably located at the seal sleeve along it；The sealing device also includes outer The spring of the valve body is placed on, and the two ends of the spring abut with the valve body and the seal sleeve respectively.

Preferably, the valve body is provided with the positive stop lug boss abutted with the first end of the spring, and the seal sleeve is provided with The limited impression abutted with the second end of the spring.

The float-controlled valve of the pot cover based on above-mentioned offer, the utility model additionally provides a kind of pot cover, and the pot cover includes：It is interior Lid, is rotatably disposed within the bottom of the inner cap, is sealingly fastened in the float-controlled valve of the bottom；Wherein, the float-controlled valve is upper State the float-controlled valve described in any one.

Preferably, the interior inner cap via being covered with for being vented with the spacing float.

Preferably, the float-controlled valve also includes the first sealing ring, and the seal sleeve is interior with described by the first sealing ring Lid is tightly connected, and the inner cap has the first holding tank for accommodating first sealing ring.

Preferably, the valve body is tightly connected by the 3rd sealing ring and the bottom.

Based on the pot cover of above-mentioned offer, the utility model additionally provides a kind of pressure cooker, and the pressure cooker includes pot cover, described Pot cover is the pot cover described in above-mentioned any one.

Preferably, the pressure cooker is electric pressure cooking saucepan.

The operation principle of float-controlled valve of the pot cover that the utility model is provided is：Valve seal is fixed on bottom, works as pot cover Closing lid upper pressure when, steam is escaped and enter through the exhaust passage of float and allowed in bit architecture in pot, is connected because sealing device is sealed The valve body and inner cap of float-controlled valve are connect, then the steam discharged through exhaust passage will not be entered inner cap and bottom by the stop of sealing device Between, i.e., will not enter in pot cover；Because sealing device has the bit architecture that allows for float floating, after being pressed in pot cover closing lid, Then float floats, and float be connected with valve seal, if the sealing structure of the float and valve body is without in place or in the case of damage, Steam is discharged by the gap between float and valve body in pot, the valve body and inner cap of float-controlled valve is tightly connected due to sealing device, then The steam discharged by the gap between float and valve body will not be entered between inner cap and bottom by the stop of sealing device, i.e., will not Into in pot cover.Therefore the float-controlled valve of above-mentioned pot cover avoids steam in pot under pot cover closing lid state and enters in pot cover.

The float-controlled valve of the pot cover that the utility model is provided, by setting up sealing device, under pot cover closing lid state, sealing dress The valve body and inner cap for being tightly connected float-controlled valve are put, is entered in pot cover so as to avoid steam in pot under pot cover closing lid state, carried Performance high；Meanwhile, sealing device has the bit architecture that allows for float floating, it is ensured that the normal work of the float-controlled valve.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme in the utility model embodiment, below will be to embodiment or prior art The accompanying drawing to be used needed for description is briefly described, it should be apparent that, drawings in the following description are only new this practicality The embodiment of type, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to carrying The accompanying drawing of confession obtains other accompanying drawings.

Structural representation of the float-controlled valve of the pot cover that Fig. 1 is provided for the utility model embodiment under uncapped state；

Fig. 2 is the enlarged diagram of part A in Fig. 1；

Structural representation of the float-controlled valve of the pot cover that Fig. 3 is provided for the utility model embodiment in the case where closing lid does not go up pressure condition Figure；

Fig. 4 is the enlarged diagram of part B in Fig. 3；

Structure of the float-controlled valve of the pot cover that Fig. 5 is provided for the utility model embodiment under pressure condition in closing lid is intended to；

Fig. 6 is the enlarged diagram of C portion in Fig. 5.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment for being obtained, belongs to the scope of the utility model protection.

As shown in figures 1 to 6, the float-controlled valve of the pot cover that the utility model embodiment is provided, including：Float 32, valve body 31 and close Seal apparatus；Wherein, valve body 31 is used to be sealingly fastened in the bottom 2 of pot cover, and float 32 can be tightly connected with valve body 31；In pot cover Closing lid state lower sealing device is used to be tightly connected the inner cap 1 and valve body 31 of pot cover, and there is sealing device confession float 32 to float Allow bit architecture.

In the float-controlled valve of above-mentioned pot cover, float 32 along its axially slidably located at valve body 31, i.e. float 32 can on float downward It is dynamic.After float 32 floats, float 32 is tightly connected with valve body 31.Specifically, float 32 passes through the 4th sealing ring 33 and valve body 31 are tightly connected.Certainly float 32 also may be selected to realize being tightly connected by other structures with valve body 31, it is not limited to this.

It should be noted that pot cover closing lid state, refers to that bottom 2 is threaded to predeterminated position, for the state being engaged with pot. Under pot cover closing lid state, the valve body 31 and inner cap 1, i.e. sealing device that sealing device is tightly connected float-controlled valve are sealed with valve body 31 Connection, while sealing device is also tightly connected with inner cap 1 so that steam cannot overflow between sealing device and valve body 31, steams Vapour cannot also overflow between sealing device and inner cap 1, and steam cannot also overflow from sealing device, to stop that steam enters in pot In pot cover.It is understood that referring between inner cap 1 and bottom 2 in pot cover.Be tightly connected can for directly contact is tightly connected, Or realize being tightly connected by seal.

The operation principle of float-controlled valve of the pot cover that the utility model embodiment is provided is：Valve body 31 is sealingly fastened in bottom 2, when pot cover closing lid upper pressure, as shown in Figure 3-4, steam is escaped and enter through the exhaust passage of float 32 and allows bit architecture in pot In, the valve body 31 and inner cap 1 of float-controlled valve are tightly connected due to sealing device, then the steam discharged through exhaust passage receives sealing device Stop will not enter between inner cap 1 and bottom 2, i.e., will not enter pot cover in；Floated for float 32 because sealing device has Allow bit architecture, after being pressed in pot cover closing lid, then float 32 floats, and float 32 is tightly connected with valve body 31, as seen in figs. 5-6, If the sealing structure of the float 32 and valve body 31 is without in place or in the case of damaging, in pot steam by float 32 and valve body 31 it Between gap discharge, the valve body 31 and inner cap 1 of float-controlled valve are tightly connected due to sealing device, then by between float 32 and valve body 31 Gap discharge steam by sealing device stop will not enter between inner cap 1 and bottom 2, i.e., will not enter pot cover in.Therefore The float-controlled valve of above-mentioned pot cover avoids steam in pot under closing lid state and enters in pot cover.

It should be noted that pot cover closing lid does not go up pressure condition referring to, after pot cover closing lid, pot inner pressure is not enough to jack-up and floats The state of son 32；Pressure condition in pot cover closing lid, refers to that steam gradually increases in pot, and pot inner pressure gradually increases, when pressure is more than During the gravity of float 32, float 32 is by the state of jack-up.

The float-controlled valve of the pot cover that the utility model embodiment is provided, by setting up sealing device, under pot cover closing lid state, Sealing device is tightly connected the valve body 31 and inner cap 1 of float-controlled valve, and pot cover is entered so as to avoid steam in pot under closing lid state It is interior, improve performance；Meanwhile, sealing device has the bit architecture that allows for the floating of float 32, it is ensured that the float-controlled valve is just Often work.

In the float-controlled valve of above-mentioned pot cover, allow bit architecture can be one have opening cavity, or a through hole or Passage, the utility model embodiment is not limited the concrete structure for allowing bit architecture.

Be present various structures in above-mentioned sealing device, can be designed according to actual needs.For the ease of sealing, above-mentioned sealing Device includes：The seal sleeve 34 that can be tightly connected with inner cap 1；Seal sleeve 34 is coated at valve body 31, and seal sleeve 34 It is tightly connected with valve body 31.Now, the inner chamber of bit architecture as seal sleeve 34 is allowed.

Above-mentioned seal sleeve 34 is realized being tightly connected with inner cap 1, there are various structures.For example, the top of seal sleeve 34 It is tightly connected with the directly contact of inner cap 1, this processing request to seal sleeve 34 and inner cap 1 is higher；Or seal sleeve 34 with Inner cap 1 is tightly connected by sealing ring.Process for convenience and set, prioritizing selection the latter, specifically, above-mentioned sealing device is also Including the first sealing ring 37, seal sleeve 34 is used to be tightly connected with inner cap 1 by the first sealing ring 37.

First sealing ring 37 is securable to seal sleeve 34, is also securable to inner cap 1.Process for convenience and fixed, The first sealing ring of prioritizing selection 37 is used to be fixed on inner cap 1.

Now, when pot cover is in uncapped state, seal sleeve 34 is not tightly connected with inner cap 1, as shown in Figure 1-2； When closing lid is needed, rotation bottom 2 realizes closing lid, and now seal sleeve 34 moves to the first sealing ring 37 on inner cap 1, realizes close Big envelope cylinder 34 is tightly connected with inner cap 1, as seen in figures 3-6.

For the first sealing ring 37 in the fixed structure of inner cap 1, can be designed according to actual needs, the utility model reality Example is applied not limit this.

Above-mentioned first sealing ring 37 can be metallic gasket, or rubber seal.In order to ensure sealing effectiveness, preferential choosing It is rubber seal to select the first sealing ring 37.Further, the first sealing ring 37 is rectangular seal, sealing has been effectively ensured steady It is qualitative.Certainly, it is other shapes and structure that the first sealing ring 37 also may be selected, it is not limited to this.

In the float-controlled valve of above-mentioned pot cover, seal sleeve 34 is tightly connected with valve body 31, specifically, the two can directly contact it is close Envelope connection；Or the two is connected by sealant sealing；Or the two is tightly connected by sealing ring.It is excellent for the ease of manufacture The latter is first selected, specifically, seal sleeve 34 is tightly connected by the second sealing ring 35 with valve body 31.

For the ease of installing, above-mentioned valve body 31 is provided with the second holding tank for accommodating the second sealing ring 35.Certainly, in sealing shroud In the case that the wall thickness of cylinder 34 is larger, the holding tank for accommodating the second sealing ring 35 can be also set on seal sleeve 34, not office It is limited to above-described embodiment.

Above-mentioned second sealing ring 35 can be metallic gasket, or rubber seal.In order to ensure sealing effectiveness, preferential choosing It is rubber seal to select the second sealing ring 35.Further, the second sealing ring 35 is O-ring seals, sealing has been effectively ensured steady It is qualitative.Certainly, it is other shapes and structure that the second sealing ring 35 also may be selected, it is not limited to this.

It is close with inner cap 1 in order to ensure seal sleeve 34 when bottom 2 can fluctuate along the axial direction of float-controlled valve in pot cover The reliability of connection is sealed, in the float-controlled valve of above-mentioned pot cover, valve body 31 is axially slidably located at seal sleeve 34 along it；It is above-mentioned close Seal apparatus also include being coated at the spring 36 of valve body 31, and the two ends of spring 36 abut with valve body 31 and seal sleeve 34 respectively. So, after pot cover closing lid, when bottom 2 does not float, the two ends of spring 36 abut with valve body 31 and seal sleeve 34 respectively, sealing shroud Cylinder 34 is tightly connected with bottom 2；After bottom 2 floats, because the top of seal sleeve 34 cannot move, valve body 31 with bottom 2 to Upper movement, then spring 36 compressed, it is ensured that further enhance the sealing property of seal sleeve 34 and inner cap 1.

In order to avoid spring 36 shifts, above-mentioned valve body 31 is provided with the positive stop lug boss abutted with the first end of spring 36, Seal sleeve 34 is provided with the limited impression abutted with the second end of spring 36.Certainly, it is also optional by positive stop lug boss and spacing recessed The position of groove is exchanged；Or valve body 31 and seal sleeve 34 are respectively provided with the positive stop lug boss or limited impression abutted with spring 36, and It is not limited to above-described embodiment.

The float-controlled valve of the pot cover provided based on above-described embodiment, the utility model embodiment additionally provides a kind of pot cover, should Pot cover includes inner cap 1, bottom 2 and float-controlled valve 3；Wherein, bottom 2 is rotatably disposed within inner cap 1, and float-controlled valve 3 is sealingly fastened in bottom Lid 2；Float-controlled valve 3 is the float-controlled valve of the pot cover described in above-described embodiment.It is understood that bottom 2 is located at the bottom of inner cap 1, I.e. bottom 2 is located at inner cap 1 near one end of pot.

It is understood that inner cap 1 is provided with exhaust structure, to ensure to press front row to go out gas in pot cover closing lid.Correspondingly, Under pot cover closing lid state, allow bit architecture to be connected with exhaust structure, the gas allowed in bit architecture is discharged.

Because the float-controlled valve of the pot cover of above-described embodiment offer has above-mentioned technique effect, the utility model embodiment is provided Pot cover there is the float-controlled valve of above-mentioned pot cover, then the pot cover that the utility model embodiment is provided also has corresponding technique effect, Repeat no more herein.

For the ease of spacing float 32, in above-mentioned pot cover, inner cap 1 is provided with for being vented the inner cap via with spacing float 32 11, and allow bit architecture to be connected with inner cap via 11 under pot cover closing lid state, as seen in figures 3-6.It is understood that now arranging Depressed structure is inner cap via 11, under pot cover closing lid state, allows bit architecture to be connected with inner cap via 11.

In above-mentioned pot cover, under pressure condition in pot cover closing lid, float 32 floats up and through inner cap via 11, inner cap via 11 Float 32 is carried out it is spacing, due to float 32 and the circumferentially fixed connection of valve body 31, then whole float-controlled valve has been carried out it is spacing, due to Float-controlled valve 3 is fixed on bottom 2, then realize to the spacing of bottom 2, it is therefore prevented that bottom 2 rotates, it is ensured that the safety of user.

For the ease of the spacing float 32 of inner cap via 11, when seal sleeve 34 and inner cap 1 are tightly connected, seal sleeve 34 Positioned at the periphery of inner cap via 11.It is understood that seal sleeve 34 is located at the periphery of inner cap via 11, refer to, inner cap mistake Projection of the hole 11 along its axial direction on seal sleeve 34 falls in seal sleeve 34.Further, when seal sleeve 34 and inner cap 1 When being tightly connected, seal sleeve 34 and the coaxial line of inner cap via 11.Specifically, in the internal diameter of seal sleeve 34 is equal to or more than The aperture of lid via 11.

Certainly, also may be selected when seal sleeve 34 and inner cap 1 are tightly connected, seal sleeve 34 is located at inner cap via 11 In.If now seal sleeve 34 and the coaxial line of inner cap via 11, the aperture of the internal diameter less than inner cap via 11 of seal sleeve 34.

Certainly, the structure that spacing float 32 may be selected is other structures, such as spacing preiection or limited post etc., now, Need to set exhaust structure in addition, to ensure to press front row to go out gas in pot cover closing lid.

In above-mentioned pot cover, when float-controlled valve 3 include the first sealing ring 37 when, seal sleeve 34 by the first sealing ring 37 with it is interior Lid 1 is tightly connected, and inner cap 1 has the first holding tank for accommodating the first sealing ring 37.So, it is easy to seal sleeve 34 and inner cap 1 It is tightly connected.It is understood that the first holding tank is annular groove.

In above-mentioned pot cover, the valve body 31 of float-controlled valve 3 is sealingly fastened in bottom 2.For the ease of the sealing of valve body 31 and bottom 2 Connection, prioritizing selection valve body 31 is tightly connected by the 3rd sealing ring 4 with bottom 2.

For being fixedly connected for valve body 31 and bottom 2, can be achieved a fixed connection while sealing, such as valve body 31 and bottom Lid 2 is tightly connected by screw thread cooperation realization or valve body 31 is connected with bottom 2 by sealant sealing；Also can be using in addition Structure achieve a fixed connection, for example valve body 31 is tightly connected by the 3rd sealing ring 4 with bottom 2, and valve body 31 and bottom 2 lead to Interference fit is crossed to achieve a fixed connection, or valve body 31 is achieved a fixed connection with bottom 2 by welding.

Above-mentioned 3rd sealing ring 4 can be metallic gasket, or rubber seal.In order to ensure sealing effectiveness, preferential choosing It is rubber seal to select the 3rd sealing ring 4.Further, the 3rd sealing ring 4 is O-ring seals, and sealing stabilization has been effectively ensured Property.Certainly, it is other shapes and structure that the 3rd sealing ring 4 also may be selected, it is not limited to this.

In above-mentioned pot cover, prioritizing selection bottom 2 is steel lid.Certainly, bottom 2 also may be selected using other materials system Make, it is not limited to this.

Based on the pot cover that above-described embodiment is provided, the utility model embodiment additionally provides a kind of pressure cooker, the pressure cooker Including pot cover, the pot cover is the pot cover described in above-described embodiment.

Because the pot cover that above-described embodiment is provided has above-mentioned technique effect, the pressure cooker that the utility model embodiment is provided With above-mentioned pot cover, then the pressure cooker that the utility model embodiment is provided also has correspondingly technique effect, repeats no more herein.

Preferably, above-mentioned pressure cooker is electric pressure cooking saucepan.Certainly, pressure cooker is alternatively other types, it is not limited to this.

The foregoing description of the disclosed embodiments, enables those skilled in the art to realize or uses the utility model. Various modifications to these embodiments will be apparent for a person skilled in the art, general original as defined herein Reason can in other embodiments be realized in the case where spirit or scope of the present utility model are not departed from.Therefore, this practicality is new Type is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase Consistent scope most wide.

Claims (15)

1. a kind of float-controlled valve of pot cover, including：Valve body (31) for being sealingly fastened in the bottom (2) of the pot cover, Neng Gouyu The float (32) that the valve body (31) is tightly connected；Characterized in that, the float-controlled valve also includes：In the pot cover closing lid state The sealing device of the lower inner cap (1) and the valve body (31) for being used to be tightly connected the pot cover, and the sealing device has confession What the float (32) was floated allow bit architecture.

2. float-controlled valve according to claim 1, it is characterised in that the sealing device includes：Can be with the inner cap (1) The seal sleeve (34) being tightly connected；The seal sleeve (34) is coated at the valve body (31), and the seal sleeve (34) It is tightly connected with the valve body (31).

3. float-controlled valve according to claim 2, it is characterised in that the sealing device also includes the first sealing ring (37), The seal sleeve (34) is by the first sealing ring (37) for being tightly connected with the inner cap (1).

4. float-controlled valve according to claim 3, it is characterised in that first sealing ring (37) is for being fixed in described Lid (1).

5. float-controlled valve according to claim 3, it is characterised in that first sealing ring (37) is rectangular seal.

6. float-controlled valve according to claim 2, it is characterised in that the seal sleeve (34) is by the second sealing ring (35) It is tightly connected with the valve body (31).

7. float-controlled valve according to claim 6, it is characterised in that the valve body (31) is provided with receiving second sealing ring (35) the second holding tank.

8. float-controlled valve according to claim 2, it is characterised in that the valve body (31) is axially slidably located at institute along it State seal sleeve (34)；The sealing device also includes being coated at the spring (36) of the valve body (31), and the spring (36) Two ends abutted with the valve body (31) and the seal sleeve (34) respectively.

9. float-controlled valve according to claim 8, it is characterised in that the valve body (31) is provided with the spring (36) The positive stop lug boss that one end abuts, the seal sleeve (34) is provided with the limited impression abutted with the second end of the spring (36).

10. a kind of pot cover, including：Inner cap (1), is rotatably disposed within the bottom (2) of the inner cap (1), is sealingly fastened in described The float-controlled valve (3) of bottom (2)；Characterized in that, the float-controlled valve (3) is floating as described in any one in claim 1-9 Sub- valve.

11. pot covers according to claim 10, it is characterised in that the inner cap (1) be provided with for be vented and it is spacing described The inner cap via (11) of float (32).

12. pot covers according to claim 10, it is characterised in that the float-controlled valve (3) also includes the first sealing ring (37), The seal sleeve (34) is tightly connected by the first sealing ring (37) with the inner cap (1), and the inner cap (1) is with receiving institute State the first holding tank of the first sealing ring (37).

13. pot covers according to claim 10, it is characterised in that the valve body (31) is by the 3rd sealing ring (4) and institute Bottom (2) is stated to be tightly connected.

A kind of 14. pressure cookers, including pot cover, it is characterised in that the pot cover is as described in any one in claim 10-13 Pot cover.

15. pressure cookers according to claim 14, it is characterised in that the pressure cooker is electric pressure cooking saucepan.