CN107752742A - Sealing ring, cover plate assembly, cover assembly and electrical equipment on a kind of cover plate assembly - Google Patents
Sealing ring, cover plate assembly, cover assembly and electrical equipment on a kind of cover plate assembly Download PDFInfo
- Publication number
- CN107752742A CN107752742A CN201610682707.4A CN201610682707A CN107752742A CN 107752742 A CN107752742 A CN 107752742A CN 201610682707 A CN201610682707 A CN 201610682707A CN 107752742 A CN107752742 A CN 107752742A
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- China
- Prior art keywords
- cover plate
- sealing
- sealing ring
- plate assembly
- section
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J31/00—Apparatus for making beverages
- A47J31/44—Parts or details or accessories of beverage-making apparatus
- A47J31/4403—Constructional details
- A47J31/4407—Lids, covers or knobs
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/06—Lids or covers for cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/10—Frying pans, e.g. frying pans with integrated lids or basting devices
- A47J37/101—Integrated lids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cookers (AREA)
Abstract
The present invention relates to the sealing ring on a kind of cover plate assembly, cover plate assembly, cover assembly and electrical equipment, the sealing ring includes the installation portion and sealing of integrally connected, the longitudinal cross-section of the installation portion is in " Г " type and is sealingly mounted on the one side of the cover plate assembly, and the sealing extends from the one side of the cover plate assembly along the direction away from the cover plate assembly；When the cover plate assembly is fastened on cooking ware, the sealing is connected on the open edge of cooking ware and the sealing position is provided with the elastic construction for being used for reducing the sealing crimp stress in the one side outside cooking ware.The present invention by sealing by being arranged to V-structure, and the inner side of the bending part in V-structure sets reinforcement, and elastic construction is set on reinforcement, while strengthening sealing ring rigidity, the stress of sealing ring crimp is also reduced, sealing ring is easily restored to the original state after being extruded.
Description
Technical field
The present invention relates to small household appliances technical field, and in particular to sealing ring, cover plate assembly, upper lid on a kind of cover plate assembly
Component and electrical equipment.
Background technology
In the products such as current electric pressure cooking saucepan, electric cooker, due to sealing ring structure design the problem of, cause the process of cooking
In or condensation process in caused condensed water easily condensed in sealing ring, after user uncaps condensed water slide in rice cooker jacket
It is interior, the experience effect of customer is influenceed, it is more serious, the complaint of user can be caused due to the problem of water produces.
The content of the invention
The technical problems to be solved by the invention are in view of the shortcomings of the prior art, there is provided the sealing on a kind of cover plate assembly
Circle, cover plate assembly, cover assembly and electrical equipment.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of sealing ring on cover plate assembly, including one
The installation portion and sealing of connection, the longitudinal cross-section of the installation portion in " Г " type and are sealingly mounted at the one of the cover plate assembly
On side, the sealing extends from the one side of the cover plate assembly along the direction away from the cover plate assembly；When described
When cover plate assembly is fastened on cooking ware, the sealing is connected on the open edge of cooking ware and the sealing position
The elastic construction for being used for reducing the sealing crimp stress is provided with the one side outside cooking ware.
The beneficial effects of the invention are as follows：The present invention in the side outside cooking ware by sealing position by setting elasticity knot
Structure, the stress of sealing ring crimp is reduced, sealing ring is easily restored to the original state after being extruded.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the elastic construction is that the sealing position lacks in the elasticity formed on the one side outside cooking ware
Mouthful.
It is using the above-mentioned further beneficial effect of scheme：By setting elastic breach, shaping is simple, reduces V-type knot
The stress of the crimp of structure bending part.
Further, the elastic breach is the sealing position in the arc for the formation that is recessed on the one side outside the sealing ring
Shape mouth or V-shaped part.
It is using the above-mentioned further beneficial effect of scheme：By by elastic gap structure set the arc port that is in depression or
V-shaped part, elastic effect is good, and shaping is simple.
Further, the arc port is circular arc mouth, and the radius of the circular arc mouth is 0.5mm~5mm.
It is using the above-mentioned further beneficial effect of scheme：By the reasonable set to circular arc port radius, make herein partly
The elastic effect of circular arc mouth in the range of footpath is more preferable, and disclosure satisfy that the rigid demand of sealing ring.
Further, when the cover plate assembly is fastened on cooking ware, the sealing position is in one outside cooking ware
Side is provided with reinforcement, and the elastic construction is arranged on the reinforcement.
It is using the above-mentioned further beneficial effect of scheme：By the way that elastic construction is arranged on reinforcement, make sealing
Rigidity and elasticity it is moderate.
Further, the V-shaped structure of the sealing, its one end being open and the installation portion integrally connected；When the lid
When board component is fastened on cooking ware, one end of the sealing bending is connected on the open edge of the cooking ware；
The opening of the sealing of the V-structure is towards the outside of the sealing ring；The reinforcement be arranged on the sealing position in
The bending part of side outside the cooking ware.
It is using the above-mentioned further beneficial effect of scheme：By the way that sealing is arranged into V-structure, in V-structure
The inner side of bending part sets reinforcement, and elastic construction is set on reinforcement, enhances the rigid same of V-structure entirety
When, also reduce the crimp stress of sealing, when the cover plate assembly is fastened on cooking ware, make sealing ring extrude after not
Easily deform, sealing effectiveness is more preferable；The opening of V-structure sealing is towards the outside of sealing ring so that sealing not by
It is easier to restore to the original state when extruding.
Further, the reinforcement is uniformly distributed for multiple and around the sealing ring central axis；It is two neighboring to add
The angle that line between strengthening tendons and the sealing circle center is formed is more than or equal to 10 ° and less than or equal to 30 °.
It is using the above-mentioned further beneficial effect of scheme：By setting multiple reinforcements and around the central shaft of sealing ring
Line is uniformly distributed, the uniformity of stress when ensure that sealing juxtaposition metamorphose；Pass through the limit to angle between each two reinforcement
It is fixed, the overall rigidity of reinforcement and deformability is reached optimal.
Further, the width of the reinforcement is 0.4mm~2mm.
It is using the above-mentioned further beneficial effect of scheme：By carrying out reasonable set to the width of reinforcement, avoid
Rigidity not enough, influences elasticity if too wide if reinforcement is too narrow.
Further, the sealing includes diversion section and the pressure-bearing section on the outside of diversion section, the diversion section and pressure-bearing
Duan Jun is arranged in a ring around the sealing ring central axis；One end of the diversion section is connected with the installation portion, and its is another
End is connected and is connected on the open edge of the cooking ware with one end of the pressure-bearing section, and the pressure-bearing section is directed away from institute
The direction extension of sealing ring central axis is stated, the diversion section and the pressure-bearing section form the V-structure；The reinforcement is set
Put the outside of the junction in the diversion section and the pressure-bearing section.
Further, the reinforcement includes the first reinforcement section and pressure-bearing section that the diversion section outward radial convexes to form
The the second reinforcement section formed to the side radial protrusion close to the diversion section, the first reinforcement section is close to the bending
One end integrally connected of the one end at place with the second reinforcement section close to the bending part；The arc port or V-shaped part open up
In the junction of the first reinforcement section and the second reinforcement section.
Further, the arc port or V-shaped part are located at outside the first reinforcement arcuate surface extended line and the second reinforcement
Above or below the intersection of convex surface extended line.
Further, the center line for the angle that the line at the diversion section both ends and the line at the pressure-bearing section both ends are formed and institute
State the angle between sealing ring central axis upward direction and be more than or equal to 0 ° and less than or equal to 90 °.
It is using the above-mentioned further beneficial effect of scheme：By the center line and sealing ring of the angle formed to V-structure
Angle between central axis is defined, and is avoided angle excessive and is caused sealing effectiveness bad, and is not easy to be extruded.
Further, the diversion section is diversion cambered surface or diversion inclined-plane close to the one side of the sealing ring central axis；
The one end of the diversion cambered surface or diversion inclined-plane away from the lid is located at it close to the underface of one end of the lid or outer
Side.
It is using the above-mentioned further beneficial effect of scheme：By setting sealing to be connected on cooking ware opening edge
When, the one side that diversion section is located in cooking ware is arranged to diversion inclined-plane or diversion cambered surface, is easy to condensed water from sealing ring
Slide, sealing ring is kept anhydrous state, can avoid causing sealing ring internal water accumulation because steam condenses in cooking process
Phenomenon；By the way that the one end of diversion cambered surface or diversion inclined-plane away from cover plate assembly is arranged to positioned at it close to one end of cover plate assembly
Underface or outside, condensed water can be made directly to be slid by self gravitation along diversion inclined-plane or diversion cambered surface, and sealing ring is easy to
Cleaning.
Further, the diversion cambered surface is the direction concave shape that the sealing ring is directed away from the sealing ring central axis
Into.
It is using the above-mentioned further beneficial effect of scheme：Formed by the way that diversion cambered surface is arranged into depression, compared to projection
The diversion cambered surface of formation, diversion effect and sealing effectiveness are all more preferable.
Further, the sealing also includes being tightly connected section, and described one end for being tightly connected section is connected to the diversion
Section and the junction of the installation portion, its other end is towards close to the extension of the direction of the sealing ring central axis and sealing crimping
On the cover plate assembly.
It is using the above-mentioned further beneficial effect of scheme：Section is tightly connected by setting, can be by being tightly connected Duan Mi
Envelope crimping on the cover board blocks annulus outside cooking ware interior sealing environment, avoids the vapor in cooking ware from entering
Enter between lid and cover plate and cause seeping phenomenon.
Further, the hardness of the sealing is 30~75A.
It is using the above-mentioned further beneficial effect of scheme：Because the thickness of sealing is inversely proportional with its hardness, hardness is got over
Height, sealing deflection is smaller, is unfavorable for sealing；And under same hardness, its thickness of thinning, then it can increase its deflection；
The present embodiment, can be by the change of the thickness of sealing, to the deflection of sealing by rationally limiting the hardness of sealing
Reasonably regulated and controled.
A kind of cover plate assembly, including the pressing plate of cover board body, loop configuration and sealing ring as described above, the pressing plate pressure
It is connected in the circumferential edge of the cover board body and an annular gap is formed between the cover board body, the installation portion sealing
It is crimped in the annular gap and positioned at the inner ring side of the pressing plate, the sealing is from the annular gap along away from described
Extend and shelter from annular gap sealing in the direction of cover plate assembly.
The beneficial effects of the invention are as follows：The cover plate assembly of the present invention is by by the patch at sealing ring and cooking ware opening edge
Outside at conjunction sets elastic construction, reduces the stress of sealing ring crimp, sealing ring is easily recovered former after being extruded
Shape.
A kind of cover assembly, including lid body and cover plate assembly as described above, the another side of the cover plate assembly connect
It is connected on the lid body.
The beneficial effects of the invention are as follows：The cover assembly of the present invention is by by the patch at sealing ring and cooking ware opening edge
Outside at conjunction sets elastic construction, reduces the stress of sealing ring crimp, sealing ring is easily recovered former after being extruded
Shape.
A kind of electrical equipment, including cooking ware and cover assembly as described above, the cover assembly are arranged on the culinary art
The opening end of vessel；When the cover assembly is fastened on cooking ware, the both seals are crimped on the cooking ware
Open edge on.
The beneficial effects of the invention are as follows：Electrical structure of the present invention is compact, good sealing effect, and customer experience effect is good.
Brief description of the drawings
Fig. 1 is that the sealing ring of inventive embodiments is illustrated with the cross-section structure of the annexation of cover plate assembly, cover plate and interior pot
Figure；
Fig. 2 is the mplifying structure schematic diagram in A portions in Fig. 1；
Fig. 3 is the cross-sectional view of the sealing ring of the embodiment of the present invention；
Fig. 4 is the mplifying structure schematic diagram in B portions in Fig. 3；
Fig. 5 is the overlooking the structure diagram of the sealing ring of the embodiment of the present invention；
Fig. 6 is the cross-sectional view of an embodiment of the sealing ring of the embodiment of the present invention；
Fig. 7 is the mplifying structure schematic diagram in C portions in Fig. 6；
Fig. 8 is the cross-sectional view of another embodiment of the sealing ring of the embodiment of the present invention；
Fig. 9 is the mplifying structure schematic diagram in D portions in Fig. 8.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, cover plate assembly；11st, pressing plate；12nd, cover board body；13rd, annular gap；2nd, sealing ring；21st, installation portion；22nd, seal
Portion；221st, diversion section；222nd, it is tightly connected section；224th, pressure-bearing section；225th, diversion face；226th, reinforcement；227th, the first reinforcement
Section；228th, the second reinforcement section；229th, elastic breach；3rd, cooking ware；31st, open edge.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
Embodiment 1
As shown in Fig. 1~Fig. 9, the sealing ring on a kind of cover plate assembly of the present embodiment, include the installation portion of integrally connected
21 and sealing 22, the longitudinal cross-section of the installation portion 21 in " Г " type and is sealingly mounted at the one side of the cover plate assembly 1
On, the sealing 22 extends from the one side of the cover plate assembly 1 along the direction away from the cover plate assembly 1；When described
When cover plate assembly 1 is fastened on cooking ware 3, the sealing 22 is connected on the open edge 31 of cooking ware 3 and described
The one side that sealing 22 is located at outside cooking ware 3, which is provided with, is used for the elasticity knot for reducing the crimp stress of sealing 22
Structure；By setting elastic construction, the stress of sealing ring crimp is reduced, sealing ring is easily restored to the original state after being extruded.
The installation portion 21 of the present embodiment can use the connection ring of continuous loop configuration, or be integrally attached to close
The sectional discontinuous connection strap arranged in a ring in envelope portion 21, the installation portion of the present embodiment is in order that be tightly connected
Effect is more preferable, it is preferred to use the connection ring of loop configuration.
The sealing 22 of the present embodiment is preferably V-structure, and its one end being open integrally connects with the installation portion 21
Connect；When the cover plate assembly 1 is fastened on cooking ware 3, one end of the bending of sealing 22 is connected to the cooking pot
On the open edge 31 of ware 3, the opening of the sealing 22 of the V-structure is towards the outside of the sealing ring 2.Such as Fig. 5~Fig. 9
Shown, the inner side of the bending part of sealing 22 of the V-structure is provided with reinforcement 226, and the elastic construction is arranged on reinforcement
On 226, while the setting of reinforcement and elastic construction enhances V-structure overall rigidity, squeezing for sealing is also reduced
Compressive strain stress, when the cover plate assembly is fastened on cooking ware, sealing ring is set to be less likely to occur to deform after extruding, sealing effectiveness
More preferably；The opening of V-structure sealing is towards the outside of sealing ring so that is easier to recover former when sealing is not extruded
Shape.
As shown in figures 7 and 9, the elastic construction of the present embodiment is that the elasticity that the surface of reinforcement 226 is formed lacks
Mouth 229.The elastic breach 229 of the present embodiment is specially that the surface of reinforcement 226 is recessed to the bending part of the V-structure
Fall into the arc port or V-shaped part formed.The arc port of the present embodiment is circular arc mouth, and the radius of the circular arc mouth is
0.5mm~5mm, preferably 1mm, 2mm, 3mm, 4mm or 4.5mm；The change of sealing is made using the circular arc mouth of this radius
Evenly, sealing effectiveness is more preferable for shape stress.
The reinforcement 226 of the present embodiment can be one and structure and be arranged in the inner side of V-structure bending part in a ring
Annular muscle, or multistage is equidistantly and the rib that is arranged in a ring on the inside of V-structure bending part；The present embodiment is preferably adopted
It is multiple with the reinforcement 226, and is uniformly distributed around the central axis of the sealing ring 2, it is specific as shown in Figure 5.It is described
The width of reinforcement 226 is preferably 0.4mm~2mm, more preferably 0.6mm, 0.8mm, 1mm, 1.2mm, 1.5mm, 1.6mm
And 1.8mm；Preferably described width refers to the circumferential width of reinforcement 226.
As shown in figure 5, in multiple reinforcements 226 of the present embodiment, in two neighboring reinforcement 226 and the sealing ring 2
The angle that line between the heart is formed is δ, and δ is more than or equal to 10 ° and less than or equal to 30 °.δ be chosen as 10 °, 15 °, 20 °, 25 ° and
30°.By the restriction to angle between each two reinforcement, the overall rigidity of reinforcement and deformability is set to reach optimal.
The hardness of the sealing 22 of the present embodiment is 30A~75A, the hardness of sealing 22 preferably using 35A,
40A, 45A, 50A, 55A, 60A, 65A or 70A.Because the solid section thickness of sealing is inversely proportional with its hardness, hardness is higher,
The deflection of solid section is smaller, is unfavorable for sealing；And under same hardness, its thickness of thinning, then it can increase its deflection；
The present embodiment can be come by rationally limiting the hardness of sealing solid section by the change of the thickness of sealing solid section
The deflection of sealing is reasonably regulated and controled.
As shown in Figure 2 and Figure 4, the sealing 22 of the present embodiment includes diversion section 221 and positioned at the outside of diversion section 221
Pressure-bearing section 224, the diversion section 221 and pressure-bearing section 224 are arranged in a ring around the central axis of sealing ring 2；The diversion
One end of section 221 is connected with the installation portion 21, and its other end is connected with one end of the pressure-bearing section 224 and cooked described in being connected to
Prepare food on the open edge 31 of vessel 3, the pressure-bearing section 224 is directed away from the direction extension of the central axis of sealing ring 2, described
Diversion section 221 and the pressure-bearing section 224 form the V-structure；The reinforcement 226 is arranged on the diversion section 221 and institute
State the outside of the junction of pressure-bearing section 224.
As shown in figures 7 and 9, the reinforcement 226 of the V-structure sealing ring of the present embodiment include the diversion section 221 to
Outer radial extends the first reinforcement section 227 to be formed and pressure-bearing section 224 and radially extends shape to the direction close to the diversion section 221
Into the second reinforcement section 228, the first reinforcement section 227 is close to one end of the bending part and the second reinforcement section
228 close to the bending part one end integrally connected, the arc port or V-shaped part are opened in the He of the first reinforcement section 227
The junction of second reinforcement section 228.
As shown in figs. 6-9, the arc port or V-shaped part of the present embodiment are located at the evagination of the first reinforcement section 227
The top (specifically as shown with 7) or lower section of the intersection of face extended line and the arcuate surface extended line of the second reinforcement section 228 are (specifically such as
Shown in Fig. 9).
As shown in figure 4, the line at the both ends of diversion section 221 of the present embodiment and the line at the both ends of pressure-bearing section 224
Angle between the center line of the angle of formation and the central axis upward direction of the sealing ring 2 is γ, and γ is more than or equal to 0 ° and small
In equal to 90 °；γ is chosen as 10 °~60 °, is further chosen as 30 °, 40 °, 45 °, 50 ° and 55 °.By being formed to V-structure
Angle center line and the central axis of sealing ring 2 between angle rationally limited, avoid angle excessive and cause sealing imitate
Fruit is bad, and is not easy to be extruded.
As shown in Figure 2 and Figure 4, one side of the diversion section 221 of the present embodiment close to the central axis of sealing ring 2
For diversion face 225, diversion face 225 is diversion cambered surface or diversion inclined-plane；In order to which condensed water slides from sealing ring, make sealing ring
Anhydrous state is kept, can avoid causing the phenomenon of sealing ring internal water accumulation because steam condenses in cooking process.
When the diversion face 225 is diversion cambered surface, the diversion section 221 is uniform arcuate structure；By by diversion
Section is arranged to arcuate structure, and stress caused by diversion section crimp is small, improves the durability of sealing ring.
When the diversion face 225 is diversion inclined-plane, the diversion section 221 is plate-like structure.
As shown in Figure 2 and Figure 4, the diversion cambered surface or diversion inclined-plane of the present embodiment away from the cover plate assembly 1 one
End is positioned at it close to the underface or outside of one end of the cover plate assembly 1, i.e., described diversion cambered surface or diversion inclined-plane are away from institute
State one end of cover plate assembly 1 and be more than or equal to the diversion cambered surface or diversion inclined-plane with the vertical range of the central axis of sealing ring 2
Close to one end of the cover plate assembly 1 and the vertical range of the central axis of sealing ring 2.Condensed water can be made directly to lean on self gravitation edge
Diversion inclined-plane or diversion cambered surface are slid, and sealing ring is readily cleaned.
As shown in figure 4, in the camber line that same longitudinal section of the diversion cambered surface of the present embodiment is formed, any two points connect
Line and the central axis of the sealing ring 2 in downward direction between angle be θ, θ is more than or equal to 0 ° and less than or equal to 90 °, and θ is chosen as
10 °~60 °, further it is chosen as 30 °, 40 °, 45 °, 50 ° and 55 °.By by any one longitudinal section shape of diversion cambered surface
Into camber line in, angle of any two points with sealing ring central axis in downward direction is limited, and can avoid the curved of diversion cambered surface
Bent radian it is excessive and cause sealing or diversion effect it is bad the problem of.
As shown in Figure 1 to 4, the diversion cambered surface of the present embodiment is that the sealing ring 2 is directed away from the sealing ring 2
The direction of central axis is recessed to be formed, all more preferable compared to the diversion cambered surface convexed to form, diversion effect and sealing effectiveness.
As shown in figure 4, the tangent line at any point and the central axis of sealing ring 2 in the diversion cambered surface of the present embodiment
Angle between in downward direction is α, and α is more than or equal to 0 ° and less than or equal to 90 °, and α is chosen as 10 °~60 °, is further chosen as
30 °, 40 °, 45 °, 50 ° and 55 °；By the tangent line to any point in diversion cambered surface and sealing ring central axis in downward direction it
Between angle be defined, avoid diversion cambered surface crooked radian it is excessive and cause sealing or diversion effect it is bad the problem of.
As shown in figure 1, the sealing 22 of the present embodiment also includes being tightly connected section 222, the sealed connection section 222
One end be connected to the junction of the diversion section 221 and the installation portion 21, its other end is towards in the sealing ring 2
The direction extension and sealing of mandrel line are crimped on the cover plate assembly 1.Section is tightly connected by setting, sealed connection can be passed through
Section sealing crimping on the cover board blocks annulus outside cooking ware inner sealing environment, avoids the water in cooking ware from steaming
Gas enters in cover plate assembly or sealing ring and causes seeping phenomenon.
Embodiment 2
A kind of cover plate assembly, as shown in figure 1, the cover plate assembly 1 includes cover board body 12, the and of pressing plate 11 of loop configuration
Sealing ring 2 as described in Example 1, the pressing plate 11 be crimped in the circumferential edge of the cover board body 12 and with the cover plate
An annular gap 13 is formed between body 12, the sealing of installation portion 21 is crimped in the annular gap 13 and is located at the pressure
The inner ring side of plate 11, longitudinal cross-section are crimped in annular gap 13 in the installation portion 21 of " Г " type, make installation portion 21 and pressing plate 11
Clamping it is more firm；The sealing 22 from the annular gap 13 along extend away from the direction of the cover plate assembly 1 and will
The sealing of annular gap 13 shelters from.The cover plate assembly of the present embodiment is by by the joint place at sealing ring and cooking ware opening edge
Outside elastic construction is set, reduce the stress of sealing ring crimp, sealing ring is easily restored to the original state after being extruded.
Embodiment 3
A kind of cover assembly, including lid body and cover plate assembly as described in Example 21 are present embodiments provided, it is described
The another side of cover plate assembly 1 is connected on the lid body.The cover assembly of the present embodiment is by by sealing ring and cooking pot
The outside of the joint place at ware opening edge sets elastic construction, reduces the stress of sealing ring crimp, is squeezed sealing ring
Easily restored to the original state after pressure.
Embodiment 4
A kind of electrical equipment of the present embodiment, as shown in figure 1, including cooking ware 3 and cover assembly as described in Example 3,
The cover assembly is arranged on the opening end of the cooking ware 3；It is described when the cover assembly is fastened on cooking ware 3
The sealing of sealing 22 is crimped on the open edge 31 of the cooking ware 3.The electrical structure of the present embodiment is compact, sealing effectiveness
Good, seeping phenomenon is not present in its cover plate assembly, and customer experience effect is good.
The electrical equipment is electric cooker, electric pressure cooking saucepan, soy bean milk making machine, electric baking pan, stewing slaughterhouse or soy bean milk making machine.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (19)
1. the sealing ring on a kind of cover plate assembly, it is characterised in that installation portion and sealing including integrally connected, the installation
The longitudinal cross-section in portion is in " Г " type and being sealingly mounted on the one side of the cover plate assembly, and the sealing is from the cover plate group
The one side of part extends along the direction away from the cover plate assembly；When the cover plate assembly is fastened on cooking ware, institute
State sealing be connected on the open edge of cooking ware and the sealing position in the one side outside cooking ware be provided with use
In the elastic construction for reducing the sealing crimp stress.
2. the sealing ring on a kind of cover plate assembly according to claim 1, it is characterised in that the elastic construction is described close
The elastic breach formed on the one side that envelope portion is located at outside cooking ware.
3. the sealing ring on a kind of cover plate assembly according to claim 2, it is characterised in that the elastic breach is described close
Be recessed the arc port or V-shaped part of formation on the one side that envelope portion is located at outside the sealing ring.
4. the sealing ring on a kind of cover plate assembly according to claim 3, it is characterised in that the arc port is circular arc
Mouthful, the radius of the circular arc mouth is 0.5mm~5mm.
5. according to the sealing ring on a kind of any one of Claims 1-4 cover plate assembly, it is characterised in that when the cover plate
When component is fastened on cooking ware, the sealing position is provided with reinforcement, the elastic construction in the side outside cooking ware
It is arranged on the reinforcement.
A kind of 6. sealing ring on cover plate assembly according to claim 5, it is characterised in that the V-shaped structure of sealing,
Its one end being open and the installation portion integrally connected；When the cover plate assembly is fastened on cooking ware, the sealing
One end of bending is connected on the open edge of the cooking ware；The opening of the sealing of the V-structure is towards described close
The outside of seal；The reinforcement is arranged on the sealing position in the bending part of the side outside the cooking ware.
7. the sealing ring on a kind of cover plate assembly according to claim 6, it is characterised in that the reinforcement is multiple and enclosed
Central axis around the sealing ring is uniformly distributed；What the line between two neighboring reinforcement and the sealing circle center was formed
Angle is more than or equal to 10 ° and less than or equal to 30 °.
8. the sealing ring on a kind of cover plate assembly according to claim 7, it is characterised in that the width of the reinforcement is
0.4mm~2mm.
9. according to the sealing ring on a kind of any one of claim 6 to 8 cover plate assembly, it is characterised in that the sealing
Pressure-bearing section including diversion section and on the outside of diversion section, the diversion section and pressure-bearing Duan Jun surround the sealing ring central axis
Arrange in a ring；One end of the diversion section is connected with the installation portion, its other end be connected with one end of the pressure-bearing section and
It is connected on the open edge of the cooking ware, the direction that the pressure-bearing section is directed away from the sealing ring central axis is prolonged
Stretch, the diversion section and the pressure-bearing section form the V-structure；The reinforcement is arranged on the diversion section and the pressure-bearing
The outside of the junction of section.
10. the sealing ring on a kind of cover plate assembly according to claim 9, it is characterised in that the reinforcement includes described
Side radial protrusion shape of the first reinforcement section and pressure-bearing section that diversion section outward radial convexes to form to the close diversion section
Into the second reinforcement section, the first reinforcement section is close to one end of the bending part and the second reinforcement section close to institute
State one end integrally connected of bending part；The arc port or V-shaped part are opened in the first reinforcement section and the second reinforcement section
Junction.
11. the sealing ring on a kind of cover plate assembly according to claim 10, it is characterised in that the arc port or V-shaped part
Positioned at the top of the first reinforcement section arcuate surface extended line and the intersection of the second reinforcement section arcuate surface extended line or under
Side.
12. according to the sealing ring on a kind of cover plate assembly of claim 10 or 11, it is characterised in that the diversion section both ends
Line and the pressure-bearing section both ends line formed angle center line and the sealing ring central axis upward direction between
Angle be more than or equal to 0 ° and less than or equal to 90 °.
13. the sealing ring according to claim 12 on a kind of cover plate assembly, it is characterised in that the diversion section is close to described
The one side of sealing ring central axis is diversion cambered surface or diversion inclined-plane；The diversion cambered surface or diversion inclined-plane are away from the lid
One end be located at it close to the underface of one end of the lid or outside.
14. the sealing ring according to claim 13 on a kind of cover plate assembly, it is characterised in that the diversion cambered surface is described
The direction that sealing ring is directed away from the sealing ring central axis is recessed to be formed.
15. the sealing ring according to claim 14 on a kind of cover plate assembly, it is characterised in that the sealing also includes close
Linkage section is sealed, described one end for being tightly connected section is connected to the junction of the diversion section and the installation portion, its other end court
It is crimped on to close to the extension of the direction of the sealing ring central axis and sealing on the cover plate assembly.
16. according to the sealing ring on a kind of cover plate assembly of any one of Claims 1-4,5 to 8, it is characterised in that described
The hardness of sealing is 30~75A.
17. a kind of cover plate assembly, it is characterised in that including cover board body, the pressing plate of loop configuration and such as claim 1 to 12 times
Sealing ring described in one, the pressing plate is crimped in the circumferential edge of the cover board body and the shape between the cover board body
Into an annular gap, the installation portion sealing is crimped in the annular gap and positioned at the inner ring side of the pressing plate, described close
Extend from the annular gap along the direction for deviating from the cover plate assembly and shelter from annular gap sealing in envelope portion.
A kind of 18. cover assembly, it is characterised in that including lid body and cover plate assembly as claimed in claim 17, the lid
The another side of board component is connected on the lid body.
A kind of 19. electrical equipment, it is characterised in that including cooking ware and cover assembly as claimed in claim 18, the upper lid
Component is arranged on the opening end of the cooking ware；When the cover assembly is fastened on cooking ware, the both seals
It is crimped on the open edge of the cooking ware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610682707.4A CN107752742B (en) | 2016-08-17 | 2016-08-17 | Sealing ring on cover plate assembly, upper cover assembly and electric appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610682707.4A CN107752742B (en) | 2016-08-17 | 2016-08-17 | Sealing ring on cover plate assembly, upper cover assembly and electric appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107752742A true CN107752742A (en) | 2018-03-06 |
| CN107752742B CN107752742B (en) | 2023-06-09 |
Family
ID=61260386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610682707.4A Active CN107752742B (en) | 2016-08-17 | 2016-08-17 | Sealing ring on cover plate assembly, upper cover assembly and electric appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107752742B (en) |
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| CN106235892A (en) * | 2016-08-26 | 2016-12-21 | 珠海格力电器股份有限公司 | Electric cooker and cooker opening sealing ring thereof |
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|---|---|
| CN107752742B (en) | 2023-06-09 |
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