CN207101142U - Cover opening structure and electric cooker or electric pressure cooker - Google Patents
Cover opening structure and electric cooker or electric pressure cooker Download PDFInfo
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- CN207101142U CN207101142U CN201720200148.9U CN201720200148U CN207101142U CN 207101142 U CN207101142 U CN 207101142U CN 201720200148 U CN201720200148 U CN 201720200148U CN 207101142 U CN207101142 U CN 207101142U
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- faying face
- cover
- button assembly
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- 238000010276 construction Methods 0.000 claims description 20
- 238000010411 cooking Methods 0.000 claims description 5
- 239000011796 hollow space material Substances 0.000 claims description 3
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 235000007164 Oryza sativa Nutrition 0.000 abstract 1
- 235000009566 rice Nutrition 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
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- 241001133184 Colletotrichum agaves Species 0.000 description 4
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- 238000004458 analytical method Methods 0.000 description 1
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Abstract
The utility model provides a structure of uncapping and electric rice cooker or electric pressure cooker, this structure of uncapping includes the button subassembly, it has first faying face, the lid, this lid has the second faying face, first faying face can contact with the second faying face, the rotation axis of defining the button subassembly is O, the extreme point that can contact with the second faying face on the first faying face is D1 and D2 respectively, wherein D1 is located the free end of first faying face, and use the O point to draw the perpendicular line of first faying face, the perpendicular point is self-locking point S, D1, angle ∠ D1OD2 that presss from both sides between O and D2 is lock angle α, D1, the angle ∠ D1OS that presss from both sides between O and S is self-locking angle gamma, and have first preset angle < α -gamma < second preset angle, and α > gamma, wherein first preset angle and second preset angle all are greater than 0.
Description
Technical field
Appliance field is the utility model is related to, more specifically to the cover-opening structure of electrical installation (such as electric cooker).
Background technology
During electric cooker routine use, cover-opening structure design it is unreasonable can cause it is inconvenient for use.For example, worked in complete machine
During, cover easily causes front end button bit because of expanded by heating, while in view of the mismachining tolerance of each mating parts during uncapping
Dieback at cooperation.Cause to uncap bad, it is such as, normal to thread off, it can not be uncapped when serious.If cover-opening structure button bit amount is excessive
If, stroke of uncapping (angle) greatly, is unfavorable for operation of effectively uncapping.Furthermore if cover-opening structure fastening amount is small, stroke of uncapping
It is too small, it can not effectively realize self-locking.Dead situation can not be detained by being likely to occur during appliance, seriously be occurred de-
Button.Influence normal use.
In order to solve the above-mentioned technical problem, it is badly in need of a kind of cover-opening structure, fastening amount is reasonable after the structure closing lid, is not in
Threaded off after closing lid process or closing lid while the process of uncapping does not open the unfavorable condition covered, also, fastening structure is reliable, manipulator
Feel.
Utility model content
In order to solve the above problems, according to one side of the present utility model, there is provided a kind of cover-opening structure, the cover-opening structure bag
Include：Button assembly, button assembly have the first faying face；Supporting construction, button assembly are pivotally mounted to supporting construction；
Lid, lid can be combined with button assembly, wherein, lid has the second faying face, and the first faying face can contact with the second faying face,
The axis of rotation for defining the button assembly is O, can be in contact on first faying face with second faying face two
The end points of extreme end is respectively D1 and D2, and wherein D1 is located at the free end of first faying face, and draws first knot with O points
The vertical line in conjunction face, the point that hangs down are latching point S, and folded angle ∠ D1OD2 are fastening angle α, described D2, O between described D1, O and D2
Folded angle ∠ D2OS are Self-locking angle γ between S, and have the first preset angle<α-γ<Second preset angle, wherein first is default
Angle and the second preset angle are all higher than 0 °.
Further, the fastening amount of the first faying face and the second faying face is to be fastened in triangle D1OD2 corresponding to the α of angle
Side D1D2 length, and the projected lengths of the D1D2 in the horizontal plane are its horizontal fastening amount, and have the horizontal fastening amount
Span be 2.5mm-3mm.
Further, the first angle that second faying face is formed with horizontal plane is angle of friction β, the angle of friction β
With the Self-locking angle γ into positively related relation：That is the bigger γ of β are bigger, the smaller γ of β are smaller.
Further, the span of the angle of friction β is between 10 ° to 15 °, first faying face and described second
Faying face contacts with fitting, and the first faying face is equal to first angle with the second angle that horizontal plane is formed.
Further, button assembly also includes the clearance structure with hollow space, and lid is also included from the prominent button bit of lid
Structure, fastening structure are inserted into clearance structure.
Further, lid also includes being used for the guiding rib that pilot cap is combined with button assembly.
Further, the first groove for receiving guiding rib is provided with supporting construction.
Further, lid includes two spaced fastening structures.
Further, button assembly includes two spaced clearance structures, for receiving fastening structure respectively.
Further, button assembly includes lid-opening button and the actuator bracket for supporting lid-opening button, wherein, the first knot
Conjunction face is arranged on actuator bracket.
Further, in addition to supporting construction, the button assembly are pivotally mounted to by the actuator bracket
In the supporting construction.
Further, actuator bracket is provided with the protuberance extended from its both ends, and protuberance is arranged at supporting construction
The second groove.
Further, it is provided with button assembly and turns for limit button component towards button assembly and the direction that lid combines
The first dynamic position limiting structure；
And/or supporting construction also includes being used for what limit button component rotated towards button assembly with covering the direction separated
Second position limiting structure.
Further, lid also includes adjacent second faying face and the arc surface being provided projectingly towards lid-opening button, in button
When component combines with lid, arc surface contacts with button assembly.
According to another aspect of the present utility model, there is provided a kind of electric cooker or electric pressure cooking saucepan, including above-mentioned cover-opening structure.
According to cover-opening structure of the present utility model and with above-mentioned cover-opening structure electric cooker or electric pressure cooking saucepan, have it is as follows
Advantage：
1st, angle is reasonably fastened so that can be smooth when being not in and thread off and uncap after button assembly and cover buckle conjunction
Uncap, fastening structure reliability is high.
2nd, there is rational fastening amount after closing lid, so as to be not in during the limit use dropout, closing lid dieback not
Good situation, particular for gas-assist mold, the design advantage is especially prominent.
3rd, lid-opening button component is designed using empty avoiding, so as to also disclosure satisfy that folding lid requirement in limiting condition.
4th, horizontal fastening amount is in 2.5mm-3mm, so as to ensure that the limit is uncapped requirement so that the reliability of fastening structure
It is stronger.
5th, the orthodrome transition of cover buckle position bottom design so that closing lid is clear, and process of uncapping is smooth, and operating handle is more
It is good.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 diagrammatically illustrates the stereogram of the cover-opening structure according to the embodiment of the utility model one；
Fig. 2 diagrammatically illustrates the sectional view after the cover-opening structure cooperation shown in Fig. 1；
Fig. 3 diagrammatically illustrates the button assembly shown in Fig. 1 and the schematic enlarged-scale view after lid cooperation；
The button assembly that Fig. 4 is diagrammatically illustrated in the cover-opening structure shown in Fig. 1 departs from lid when combining (that is, dropout)
Sectional view；
The amplification sectional view of part shown in circle when the button assembly that Fig. 5 diagrammatically illustrates shown in Fig. 4 is threaded off with lid；
The cover-opening structure that Fig. 6 is diagrammatically illustrated shown in Fig. 1 is uncapped to the sectional view of maximum angle；
Fig. 7 diagrammatically illustrates uncapping to enlarged drawing during maximum angle shown in Fig. 6；
Fig. 8 diagrammatically illustrates the structural section figure after being combined towards lid direction viewing button assembly and lid；
Fig. 9 diagrammatically illustrates the structural section figure after being combined towards button assembly direction viewing button assembly and lid；
The binding capacity (that is, fastening amount) that Figure 10 diagrammatically illustrates button assembly and lid when angle of friction is 10 degree is analyzed
Figure；
Figure 11 diagrammatically illustrates the binding capacity analysis chart of the button assembly and lid when angle of friction is 15 degree.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The utility model provides a kind of cover-opening structure and electric cooker or electric pressure cooking saucepan with the cover-opening structure, the knot of uncapping
Structure includes：Button assembly, the button assembly is rotatable and has the first faying face；Supporting construction, the button assembly pivot
It is rotatably mounted to the supporting construction；Lid (being preferably cover), the lid can be combined with the button assembly, wherein, institute
Stating lid has the second faying face, and first faying face can contact with second faying face, define the button assembly
Axis of rotation is O, and the end points for two extreme ends that can be in contact on first faying face with second faying face is respectively
D1 and D2, wherein D1 are located at the free end of first faying face, and are drawn the vertical line of first faying face with O points, hung down to putting and be
Latching point S, folded angle ∠ D1OD2 is fasten angle α between described D1, O and D2, folded angle between described D2, O and S
∠ D2OS are Self-locking angle γ, and have the first preset angle<α-γ<Second preset angle, and α>γ, wherein the first preset angle and second
Preset angle is all higher than 0 °.
When fastening angle [alpha]>Self-locking angle γ enables to that between button assembly and lid self-locking can be formed, and further works as button
Close angle [alpha]-self-locking angle γ>It can effectively prevent from threading off during fastening or after the completion of fastening during the first preset angle
Situation, it is fastened securely；As fastening angle [alpha]-self-locking angle γ<It can effectively prevent from fastening angle during the second preset angle
Spend big (fastening amount is excessive in other words) and cause button assembly to rotate excessive angle, the caused hair for not opening situation about covering
It is raw, normally uncapped so as to effectively realize, and α>γ (realizing self-locking), the first preset angle and the second preset angle are all higher than 0 guarantee
Above-mentioned magnitude relationship.The utility model fastens angle using rational so that was both not in after button assembly and cover buckle conjunction
Thread off and can also smoothly be uncapped when uncapping so that the reliability of fastening structure greatly improves；Have after closing lid rational
Fastening amount, so as to be not in dropout, the unfavorable condition of closing lid dieback during limit use, particular for gas-assist mold, this sets
It is especially prominent to count advantage.
As depicted in figs. 1 and 2, according to an embodiment of the present utility model, cover-opening structure includes button assembly 10, lid decoration
Plate 20, supporting construction 30 and lid 40, wherein, button assembly 10 can be pivotally mounted to supporting construction 30, and lid 40 can
Combined with button assembly 10.Lid decorative panel 20 covers lid 40.
As shown in Fig. 2 button assembly 10 includes lid-opening button 11 and the actuator bracket 12 for supporting lid-opening button 11.Should
The first faying face 121 (as shown in Figure 5) is provided with actuator bracket 12, first faying face 121 is used for the second knot with lid 40
Conjunction face 41 is (as shown in Figure 5) to be combined.As shown in Fig. 2 pass through the contact of the first faying face 121 and the second faying face 41, button groups
Part 10 and lid 40 be combined with each other, i.e. button assembly 10 snaps together with lid 40.
As shown in figure 3, button assembly 10 also includes the first position limiting structure 111, should according to an embodiment of the present utility model
First position limiting structure 111 is arranged on lid-opening button 11.As shown in Fig. 3 a parts, the first position limiting structure 111 and lid decorative panel
20 contact with each other, for limit button component 10 towards the direction of lid 40, i.e. the direction combined towards button assembly 10 with lid 40
Further rotate.
Also, as shown in figure 3, supporting construction 30 also includes vertically extending prominent rib 31 from it (such as Fig. 3
Shown in b parts).Because the rib 131 plays the position-limiting action of original state, therefore, the He of button assembly 10 as shown in Figure 3
After lid 40 cooperates, due to the effect of the first position limiting structure 111 and rib 31, the first faying face 121 and the second faying face 41
Binding capacity (i.e. fastening amount) reach maximum.
As shown in figure 9, button assembly 10 also includes the clearance structure with hollow space.It is real according to of the present utility model one
Example is applied, clearance structure is arranged to two spaced hollow spaces 13,14, for receiving the lid 40 being described below
Fastening structure.The supporting construction 30 still further comprises the first groove 32, and first groove 32 is described below for reception
Lid 40 guiding rib 47 (as shown in Figure 8).According to an embodiment of the present utility model, 32 Y-shaped shape of the first groove.
Also, according to an embodiment of the present utility model, it is provided with what is extended from its both ends on actuator bracket 12
Protuberance 122 (as shown in Figure 9), the protuberance 122 are arranged in the second groove 33 of supporting construction 30.By the setting, press
Button component 10 can surround the protuberance 122, i.e. lid-opening button rotates around rotary shaft.Wherein, the axis of rotation is O, is such as schemed
Shown in 3 label 50.
In addition, as shown in fig. 7, supporting construction 30 also includes being used for limit button component 10 towards button assembly 10 and lid 40
The second position limiting structure 35 that the direction of separation rotates (as shown in Fig. 7 d).
Further, shown in reference picture 8, lid 40 also includes fastening structure.According to an embodiment of the present utility model, lid 40
Including two spaced fastening structures 45 and 46, also, lid 40 also includes being used for pilot cap 40 and the knot of button assembly 10
The guiding rib 47 of conjunction.
Fig. 3 is returned again to, as illustrated, lid 40 also includes adjacent second faying face 41 and is provided projectingly towards lid-opening button 10
Arc surface 43 (circular arc of the invention is SPL cambered surface, and orthodrome herein is a relative concept, also can directly be described
Into arc surface transition.Angle 100~110 (same level face) is suggested in upper circular arc upper end in this example, and lower end suggests that angle 70~90 is (same
Vertical direction)).In button assembly 10 and the cohesive process of lid 40, because the empty avoiding of guiding rib 47 and lid-opening button component 10 designs,
The arc surface 43 of lid 40 contacts with lid-opening button 10 at first.
Preferably, the fastening amount of first faying face 121 and second faying face 41 is to be fastened in triangle D1OD2
The length of side D1D2 corresponding to the α of angle, and the projected lengths of the D1D2 in the horizontal plane are its horizontal fastening amount, and have described
The span of horizontal fastening amount is 2.5mm-3mm.It is 2.5mm-3mm by the span selection of horizontal fastening amount, with fastening
The span of angle is corresponding, effectively to ensure that the limit is uncapped requirements, and can enough prevents from threading off so that fastening
Reliability of structure is stronger.According to cover-opening structure of the present utility model, under closing lid active force, push lid-opening button component 10 around
Rotary shaft of uncapping rotates, when the line of engagement more than lid-opening button 11 and support 12, i.e. during outward appearance parting line, because of lid-opening button group
Part 10 is designed as the clearance structure 13,14 of hollow structure, passes through the first position limiting structure 111 and rib 31 shown in Fig. 3, lid 40
Fastening structure 45,46 can smoothly buckle into clearance structure 13,14, also, reach maximum fastening amount 2.5mm-3mm.
Preferably, the first angle that second faying face 121 is formed with horizontal plane is angle of friction β (after fastening
Angle, for same scheme, it is the value after fastening, and be fixed value, the second faying face is also the stationary plane after fastening；Pin
It is different to different schemes its value), the angle of friction β and Self-locking angle γ is into positively related relation：That is the bigger γ of β are bigger, β
Smaller γ is smaller.As can be seen that forming the triangle in sandwiched figure at an angle β between β points C2 and C1 from Figure 10 and 11,
β and γ can effectively release angle of friction β and the self-locking respectively between angle where C1 points into the relation of negative correlation
Angle γ is into positively related relation, if further being fastened to control while angle [alpha] enables the cover-opening structure not thread off also not
Influence is normally uncapped, then angle of friction β is needed also exist within the scope of one specific, so can effectively ensure that knot of uncapping
Structure, which can not thread off, normally to uncap.
Also, according to an embodiment of the present utility model, the second faying face 41 (that is, rubs with the angle that horizontal plane is formed
Wipe angle) β (as shown in FIG. 10 and 11) scope is between 10 ° to 15 °.Under this button bit design angle, it can ensure that the limit is opened
Lid requires that fastening structure reliability is stronger.
When angle of friction β is 15 ° (as shown 11), wherein, lid trip point C1 (i.e. its free end points), on the second faying face
The end points for two extreme ends that can be in contact with the first faying face is respectively C1 and C2, and C2 is closer to one end inside lid
Point；Lid-opening button component trip point D1 (i.e. its free end points), can be in contact with the second faying face on the first faying face two
The end points of extreme end is respectively D1 and D2, and D2 is closer to the end point inside button assembly；Draw described first with O points to combine
The vertical line in face, the point that hangs down are latching point S.Folded angle ∠ D1OD2 are described to be referred to as fastening angle [alpha] between described D1, O and D2
Folded angle ∠ D2OS are referred to as self-locking angle γ between D2, O and S.Because the first faying face and the second faying face fit
Ground fastens, therefore is parallel when overlapping, not combining during two junction combination, and the fastening angle [alpha] is also ∠ C1OC2.To by
With lid 40 effective self-locking can occur for button component 10, then needs to meet to fasten angle [alpha]>Self-locking angle γ, to button assembly 10 with
Lid 40 is not threaded off, then it is required that α-γ>First preset angle.As illustrated, it is 24 ° to fasten angle [alpha], self-locking angle γ is
19 °, so as to meet to require.Laterally fastening amount L is that (horizontal fastening amount is the first and second faying faces in phase to 2mm during self-locking
To the projection amount of fastening amount (length) in the horizontal plane in the direction of motion), maximum transversal fastening amount L is 2.5mm.If button bit mistake
The space increase of long then required when uncapping lid-opening button component empty avoiding, angle of uncapping while need to increase can be only achieved and smoothly open
Lid.
When angle of friction β is 10 ° (as shown 10), lid trip point position C1 (i.e. its free end points), energy on the second faying face
The end points for two extreme ends being in contact with the first faying face is respectively C1 and C2, and C2 is closer to the end point inside lid；
Lid-opening button component trip point D1 (i.e. its free end points), two limit that can be in contact with the second faying face on the first faying face
The end points at end is respectively D1 and D2, and D2 is closer to the end point inside button assembly；First faying face is drawn with O points
Vertical line, the point that hangs down are latching point S.Folded angle ∠ D1OD2 are to be referred to as fastening angle [alpha], described D2, O between described D1, O and D2
Folded angle ∠ D2OS are referred to as self-locking angle γ between S.Because the first faying face is detained with the second faying face with fitting
Close, therefore be parallel when overlapping, not combining during two junction combination, the fastening angle [alpha] is also ∠ C1OC2.To button groups
With lid 40 effective self-locking can occur for part 10, then needs to meet to fasten angle [alpha]>Self-locking angle γ, to button assembly 10 and lid 40
Do not thread off, then it is required that α-γ>First preset angle；Lid will not be opened during to uncap (due to fastening amount too
Cause the two not efficiently separate greatly, interfered), then it is required that fastening angle or fastening amount is unlikely to excessive, need
Cause α-γ<First preset angle, can normally it uncap.As illustrated, it is 23 ° to fasten angle [alpha], self-locking angle γ is
12 °, so as to meet to require.During self-locking, horizontal fastening amount is 1.6mm, and maximum transversal fastening amount is 3mm.Angle of friction is small, Self-locking angle
It is small, easily threaded off if button bit amount is too small.
Therefore, the angle formed in the second faying face 41 with horizontal plane, i.e. rubbing angle, can in the range of 10 °~15 °
The optimized scope for drawing fastening amount is 2.5~3mm.Angle of now uncapping is reasonable, will not go out after button assembly 10 and the fastening of lid 40
Now thread off and can normally uncap, fastening structure reliability is high.
Also, button assembly 10 and lid 40 meet condition of self-locking after fastening, that is, fasten angle [alpha]>Self-locking angle γ, then will not
Occurring can not the bad phenomenon such as self-locking.
According to an embodiment of the present utility model, such a front end of structural cover 40 fastens parallactic angle degree (that is, rubbing angle β) with opening
The mating surface angle of lid button 11 (that is, the angle that the first faying face 121 is formed with horizontal plane) it is close (due to preferably two faces by
When fitting connects, then the two junction is parallel), angular range is 10 °~15 °, and fastening amount is 2.5~3mm of optimized scope.
Now both ensure that the angle of uncapping of lid-opening button during uncapping is reasonable, while be not in dropout phenomenon after closing lid, fasten knot
Structure is reliable.Therefore, it in this angular range, will not both cause to thread off because of angle too small or will not be excessive because of angle, cause to open not
Lid.
Lid-opening button component 10 is rotated in c Dian Chu as shown in Figure 5 and lid point with rotary shaft of uncapping as shown during uncapping
From rational fastening amount can effectively ensure stroke (angle) of uncapping.
According to an embodiment of the present utility model, fastening amount is 2.5mm-3mm.When horizontal fastening amount is less than the fastening amount
When, easily there is dropout phenomenon., can not effective self-locking when limiting condition in use, because fastening amount is small.When fastening amount is excessive, open
Lid-opening button angle reaches maximum during lid, and the stroke that may cause to uncap is long, or even situation about can not normally uncap occurs.
This structure design can meet the needs for fastening reliability and design space.
When angle of uncapping reaches maximum, due to the position limiting structure (as shown in Figure 7) at d, in the effect of lid-opening button spring
Under, lid-opening button component replys initial position.
According to another embodiment of the present utility model, the Front-end Design of lid-opening button support 12 is barb type structure, so that
It is more reliable derived from lock construction.
According to the utility model, a kind of device for including above-mentioned cover-opening structure, such as, electric cooker are also provided.
According to cover-opening structure of the present utility model and with above-mentioned cover-opening structure device, have the following advantages that：
1st, reasonably uncap angle so that button assembly and cover buckle close after be not in thread off, fastening structure reliability is high.
2nd, there is rational fastening amount after closing lid, so as to be not in during the limit use dropout, closing lid dieback not
Good situation, particular for gas-assist mold, the design advantage is especially prominent.
3rd, lid-opening button component is designed using empty avoiding, so as to also disclosure satisfy that folding lid requirement in limiting condition.
4th, button bit amount is fastened in 2.5mm-3mm, so as to ensure that the limit is uncapped requirement so that the reliability of fastening structure
It is stronger.
5th, the orthodrome transition of cover buckle position bottom design so that closing lid is clear, and process of uncapping is smooth, and operating handle is more
It is good that (" orthodrome transition " is because the outward appearance of lid-opening button needs circular arc too big, therefore designs arc transition on cover buckle position
(SPL arc surface), mainly ensure the smooth of closing lid process, similar two circular arc brought into linear contact, can effectively reduce and connect
Contacting surface is accumulated, and is increased the service life；Angle 100~110 (same level face) is suggested in upper circular arc upper end in this example, and angle 70 is suggested in lower end
~90 (same to vertical directions)).
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (15)
1. a kind of cover-opening structure, it is characterised in that the cover-opening structure includes：
Button assembly (10), the button assembly (10) is rotatable and has the first faying face (121)；
To cover (40), the lid (40) can combine with the button assembly (10), wherein, the lid (40) has the second faying face
(41), first faying face (121) can contact with second faying face (41)；
The axis of rotation for defining the button assembly is O, can be in contact on first faying face with second faying face
The end points of two extreme ends is respectively D1 and D2, and wherein D1 is located at the free end of first faying face, and draws described with O points
The vertical line of one faying face, the point that hangs down are latching point S, and folded angle ∠ D1OD2 are described to fasten angle α between described D1, O and D2
Folded angle ∠ D2OS are Self-locking angle γ between D2, O and S, and have the first preset angle<α-γ<Second preset angle, wherein first
Preset angle and the second preset angle are all higher than 0 °.
2. cover-opening structure according to claim 1, it is characterised in that first faying face (121) and second knot
The fastening amount in conjunction face (41) is that the length of the side D1D2 corresponding to the α of angle is fastened in triangle D1OD2, and the D1D2 is in horizontal plane
On projected length be horizontal fastening amount, and the span for having the horizontal fastening amount is 2.5mm-3mm.
3. according to the cover-opening structure any one of claim 1-2, it is characterised in that second faying face (41) and water
The first angle that plane is formed is angle of friction β, the angle of friction β and the Self-locking angle γ into positively related relation：I.e. β is bigger
γ is bigger, the smaller γ of β are smaller.
4. cover-opening structure according to claim 3, it is characterised in that the span of the angle of friction β is at 10 ° to 15 °
Between, first faying face contacts with fitting with second faying face, first faying face (121) and horizontal plane institute
The second angle of formation is equal to the first angle.
5. according to the cover-opening structure any one of claim 1-2,4, it is characterised in that the button assembly (10) is also wrapped
The clearance structure with hollow space is included, the lid (40) is also included from the prominent fastening structure of the lid, the fastening structure
It is inserted into the clearance structure.
6. cover-opening structure according to claim 5, it is characterised in that the lid (40) also includes being used to guide the lid
(40) guiding rib (47) combined with the button assembly (10).
7. cover-opening structure according to claim 6, it is characterised in that the lid (40) includes two spaced institutes
State fastening structure (45,46).
8. cover-opening structure according to claim 7, it is characterised in that the button assembly (10) is spaced including two
The clearance structure (13,14) opened, for receiving the fastening structure (45,46) respectively.
9. according to the cover-opening structure any one of claim 1-2,4,6-8, it is characterised in that the button assembly (10)
Including lid-opening button (11) and for supporting the actuator brackets (12) of the lid-opening button (11), wherein, first faying face
(121) it is arranged on the actuator bracket (12).
10. cover-opening structure according to claim 9, it is characterised in that also including supporting construction (30), the button assembly
(10) it is pivotally mounted to by the actuator bracket (12) in the supporting construction (30).
11. cover-opening structure according to claim 10, it is characterised in that when including guiding rib (47), the support knot
The first groove (32) for receiving the guiding rib (47) is provided with structure (30).
12. cover-opening structure according to claim 10, it is characterised in that the actuator bracket (12) is provided with from its both ends
The protuberance (122) that portion extends, the protuberance (122) are arranged at the second groove (33) of the supporting construction (30).
13. cover-opening structure according to claim 10, it is characterised in that be provided with the button assembly (10) for limiting
Make the first spacing knot that the button assembly (10) rotates towards the direction that the button assembly (10) combines with the lid (40)
Structure (111)；
And/or the supporting construction (30) also includes being used to limit the button assembly (10) towards the button assembly (10)
The second position limiting structure (35) that the direction separated with the lid (40) rotates.
14. cover-opening structure according to claim 9, it is characterised in that the lid (40) also includes adjacent second knot
Conjunction face (41) and the arc surface (43) being provided projectingly towards the lid-opening button, in the button assembly (10) and the lid (40)
With reference to when, the arc surface (43) contacts with the button assembly (10).
15. a kind of electric cooker or electric pressure cooking saucepan, it is characterised in that：Including the knot of uncapping any one of claim 1-14
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200148.9U CN207101142U (en) | 2017-03-02 | 2017-03-02 | Cover opening structure and electric cooker or electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200148.9U CN207101142U (en) | 2017-03-02 | 2017-03-02 | Cover opening structure and electric cooker or electric pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207101142U true CN207101142U (en) | 2018-03-16 |
Family
ID=61596432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720200148.9U Withdrawn - After Issue CN207101142U (en) | 2017-03-02 | 2017-03-02 | Cover opening structure and electric cooker or electric pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207101142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724867A (en) * | 2017-03-02 | 2017-05-31 | 珠海格力电器股份有限公司 | Cover opening structure and electric cooker or electric pressure cooker |
-
2017
- 2017-03-02 CN CN201720200148.9U patent/CN207101142U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724867A (en) * | 2017-03-02 | 2017-05-31 | 珠海格力电器股份有限公司 | Cover opening structure and electric cooker or electric pressure cooker |
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