CN104728319A - Snap spring, pressure limit valve and home appliance - Google Patents
Snap spring, pressure limit valve and home appliance Download PDFInfo
- Publication number
- CN104728319A CN104728319A CN201310726593.5A CN201310726593A CN104728319A CN 104728319 A CN104728319 A CN 104728319A CN 201310726593 A CN201310726593 A CN 201310726593A CN 104728319 A CN104728319 A CN 104728319A
- Authority
- CN
- China
- Prior art keywords
- ring portion
- jump ring
- cylindrical ring
- free end
- limit valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
-
- 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
- A47J27/09—Safety devices
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides a snap spring, a pressure limit valve and a home appliance. The snap spring comprises an outer ring portion and two fastening portions, the outer ring portion is provided with notches, and the two fastening portions are connected at two notch ends of the outer ring portion and extend closely to the outer ring portion. The fastening portions are of convex arc-shaped structures, and one side of each convex arc-shaped structure facing the notches is a convex side. By the snap spring, the fastening portions are of convex arc-shaped structures, the convex sides of the convex arc-shaped structures are fastened with an object to be fastened via a point-side stress way, so as to reduce stress area of the fastening portions and achieve the purpose for reducing or avoiding deformation and falling of the snap spring.
Description
Technical field
The present invention relates to household appliance technical field, in particular to a kind of jump ring, pressure-limit valve and household electric appliance.
Background technique
Coming off easily appears in the jump ring of the pressure-limit valve of current electric pressure cooker, the technical problems such as distortion, and jump ring of the prior art is no more than all to there will be for 100 times in pressure-limit valve dismounting experiment and gets loose and gross distortion problem, and part jump ring just damages for the fastest 20 times.
As shown in Figure 1, jump ring of the prior art comprises cylindrical ring portion 11 ' and inserted part 12 ', the two ends of above-mentioned inserted part 12 ' linearly anatomical connectivity annular portion 11 ' outside, and the front of motor of above-mentioned inserted part 12 ' abuts with cylindrical ring portion 11 '.Operationally, coordinated with the snap-latch surface of pressure-limit valve by the inserted part 12 ' of whole linear structure.
The shortcoming of prior art: pressure-limit valve of the prior art in use can carry out disassembly, cleaning, because inserted part 12 ' is whole with snap-latch surface snap-fit engagement, causes jump ring due to the excessive easy appearance damage of lifting surface area.And jump ring is out of shape, coming off easily makes electric pressure cooker leak gas in normal work, the pressure of electric pressure cooker is caused not reach setting requirement.
Summary of the invention
The present invention aims to provide a kind of jump ring, pressure-limit valve and household electric appliance, to reach the object reducing or avoid jump ring to be out of shape, to come off.
To achieve these goals, the invention provides a kind of jump ring, comprise tool cylindrical ring portion jaggy and be connected to two inserted parts of two breach ends of cylindrical ring portion, two inserted parts extend near cylindrical ring portion direction, convex structure is all arranged in two inserted parts, and convex structure is convex side towards the side of breach.
Further, two inserted parts include free end and fixed end, and the distance between the middle part of two inserted parts is less than the distance between the free end of distance between the fixed end of two inserted parts and two inserted parts.
Further, two inserted parts are symmetrical arranged along separated time in cylindrical ring portion.
Further, two inserted parts are respectively the first inserted part and the second inserted part, two breach ends of cylindrical ring portion are respectively the first end of cylindrical ring portion and the second end of cylindrical ring portion, the first fixed end that the first inserted part comprises the first free end and is connected with the first end of cylindrical ring portion; The second fixed end that second inserted part comprises the second free end and is connected with the second end of cylindrical ring portion; Wherein, the first free end and the second free end mutually away from.
Further, between the first free end and cylindrical ring portion, be provided with the first resilience gap, between the second free end and cylindrical ring portion, be provided with the second resilience gap.
Further, the size in the first resilience gap is equal with the scale size in the second resilience gap.
Further, the size in the first resilience gap is a, wherein, and 1mm≤a≤1.5mm.
Further, the ratio of the arc length of outer toroid and the girth of the standard annulus identical with the radius of outer toroid is b, wherein, and 0.65≤b≤0.80.
Present invention also offers a kind of pressure-limit valve, comprise above-mentioned jump ring.
Invention further provides a kind of household electric appliance, comprise above-mentioned pressure-limit valve.
Apply jump ring of the present invention, inserted part is arranged to convex structure, make the convex side of convex structure and treat that clamping object is by point-face stressed mode clamping, to reduce the lifting surface area of inserted part, thus reaching the object reducing or avoid jump ring to be out of shape, to come off.
Further, the resilience that resilience gap can promote inserted part is effectively set, thus enhances the structural strength of jump ring.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The structural representation of jump ring in Fig. 1 prior art;
Fig. 2 is the structural representation of the embodiment according to jump ring of the present invention.
Reference character in figure: 11, cylindrical ring portion; 12, inserted part; 121, the first inserted part; 122, the second inserted part; 131, the first resilience gap; 132, the second resilience gap.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 2, embodiments provide a kind of jump ring, comprise tool cylindrical ring portion jaggy 11 and be connected to two inserted parts 12 of two breach ends of cylindrical ring portion 11, above-mentioned two inserted parts 12 extend near the direction of cylindrical ring portion 11, and convex structure is all arranged in two inserted parts 12, convex structure is convex side towards the side of breach.
Convex structure is arranged in inserted part 12, makes the convex side of convex structure and treat that clamping object is by point-face stressed mode clamping, to reduce the lifting surface area of inserted part 12, thus reach the object reducing or avoid jump ring to be out of shape, to come off.
It should be noted that, two breach ends of cylindrical ring portion 11 are respectively the first end of cylindrical ring portion 11 and the second end of cylindrical ring portion 11, two inserted parts 12 include free end and fixed end, and the distance between the middle part of two inserted parts 12 is less than the distance between the free end of distance between the fixed end of two inserted parts 12 and two inserted parts 12.
Particularly, above-mentioned two inserted parts 12 comprise the first inserted part 121 of the first end being connected to cylindrical ring portion 11 and are connected to second inserted part 122 of the second end of cylindrical ring portion 11, and above-mentioned first inserted part 121 and above-mentioned second inserted part 122 are symmetrical arranged along separated time in cylindrical ring portion 11.
When clamping, treat that clamping object penetrates in cylindrical ring portion 11 by breach, above-mentioned symmetrically arranged inserted part 12 is fitted to each other, and will treat that clamping object is stuck in desired location.During dismounting, only the inserted part 12 of both sides need be broken into two with one's hands a little, make to treat that clamping object can take out.
Particularly, as shown in Figure 2, above-mentioned first inserted part 121 the first fixed end of comprising the first free end and being connected with the first end of cylindrical ring portion 11.The second fixed end that second inserted part 122 comprises the second free end and is connected with the second end of cylindrical ring portion 11.Wherein, the first free end and the second free end mutually away from.
The first inserted part 121 in the embodiment of the present invention extends along clockwise direction, and the second inserted part 122 is contrary with the first inserted part 121, but identical around direction all with cylindrical ring portion 11 of above-mentioned first inserted part 121 and the second inserted part 122.
Be provided with between first free end and cylindrical ring portion 11 between first resilience gap 131, second free end and cylindrical ring portion 11 and be provided with the second resilience gap 132.
First resilience gap 131 and the second resilience gap 132 is set, the first inserted part 121 and the second inserted part 122 adjustable in the dimensional range in corresponding resilience gap can be made, thus add the resilience of jump ring, reduce the problem that jump ring gets loose and is out of shape.
Preferably, the size in the first resilience gap 131 is equal with the scale size in the second resilience gap 132.Equal-sized structure is arranged in above-mentioned first resilience gap 131 and the second resilience gap 132, thus make the first inserted part 121 consistent with the resilience scope of the second inserted part 122, avoid the problems such as the two deformation occurred because of discontinuity or snap-off-distance difference.
Particularly, the size in above-mentioned first resilience gap 131 is a, wherein, and 1mm≤a≤1.5mm.Preferably, when a=1mm, the resilience of the inserted part 12 in the embodiment of the present invention reaches optimal effectiveness.
In order to make cylindrical ring portion 11, there is enough resiliences, the structure of claimant's ring portion 11 to foreign round also limits, and specific as follows: on the standard annulus at jump ring place, the ratio of the arc length of cylindrical ring portion 11 and the girth of standard annulus is b, wherein, 0.65≤b≤0.80.Particularly, when b=0.65, the resilience of the cylindrical ring portion 11 in the embodiment of the present invention reaches optimal effectiveness.
Preferably, size and the cylindrical ring portion 11 of above-mentioned resilience otch do not have an impact to the present invention with the scale of the girth of standard annulus, and when the overall dimensions of jump ring changes, the span of above-mentioned a and b also needs corresponding change.
Further, jump ring entirety is elastomer, and above-mentioned jump ring can be chosen elastic material according to demand and makes.
Present invention also offers a kind of pressure-limit valve, comprise above-mentioned jump ring.
It should be noted that, claimant carries out failtests checking to above-mentioned pressure-limit valve, above-mentioned jump ring can meet 1000 dismountings do not get loose, indeformable, effectively can improve the quality of product of pressure-limit valve.
Further, the invention provides a kind of household electric appliance, comprise the above-mentioned pressure-limit valve with jump ring.
From above description, can find out, the above embodiments of the present invention achieve following technique effect: inserted part is arranged to convex structure, make the inserted part of convex structure and treat that clamping object is by point-face stressed mode clamping, to reduce the lifting surface area of inserted part, thus reach the object reducing or avoid jump ring to be out of shape, to come off.
Further, the resilience that resilience otch can promote inserted part is effectively set, thus enhances the structural strength of jump ring.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a jump ring, comprise tool cylindrical jaggy ring portion (11) and be connected to two inserted parts (12) of two breach ends of described cylindrical ring portion (11), two described inserted parts (12) extend near the direction of described cylindrical ring portion (11), it is characterized in that, described two inserted parts (12) are all arranged to convex structure, and described convex structure is convex side towards the side of described breach.
2. jump ring according to claim 1, it is characterized in that, two described inserted parts (12) include free end and fixed end, and the distance between the middle part of two described inserted parts (12) is less than the distance between the free end of distance between the fixed end of two described inserted parts (12) and two described inserted parts (12).
3. jump ring according to claim 2, is characterized in that, two described inserted parts (12) are symmetrical arranged along the middle separated time of described cylindrical ring portion (11).
4. jump ring according to claim 2, it is characterized in that, two described inserted parts (12) are respectively the first inserted part (121) and the second inserted part (122), two breach ends of described cylindrical ring portion (11) are respectively the first end of cylindrical ring portion (11) and the second end of cylindrical ring portion (11)
The first fixed end that described first inserted part (121) comprises the first free end and is connected with the first end of described cylindrical ring portion (11);
The second fixed end that described second inserted part (122) comprises the second free end and is connected with the second end of described cylindrical ring portion (11);
Wherein, described first free end and described second free end mutually away from.
5. jump ring according to claim 4, it is characterized in that, be provided with the first resilience gap (131) between described first free end and described cylindrical ring portion (11), between described second free end and described cylindrical ring portion (11), be provided with the second resilience gap (132).
6. jump ring according to claim 5, is characterized in that, the size in described first resilience gap (131) is equal with the scale size in described second resilience gap (132).
7. jump ring according to claim 6, is characterized in that, the size in described first resilience gap (131) is a, wherein, and 1mm≤a≤1.5mm.
8. jump ring according to claim 1, is characterized in that, the ratio of the arc length of described outer toroid and the girth of the standard annulus identical with the radius of described outer toroid is b, wherein, and 0.65≤b≤0.80.
9. a pressure-limit valve, comprises jump ring, it is characterized in that, described jump ring is the jump ring according to any one of right 1 to 8.
10. household electric appliance, comprise pressure-limit valve, it is characterized in that, described pressure-limit valve is pressure-limit valve according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726593.5A CN104728319A (en) | 2013-12-24 | 2013-12-24 | Snap spring, pressure limit valve and home appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310726593.5A CN104728319A (en) | 2013-12-24 | 2013-12-24 | Snap spring, pressure limit valve and home appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104728319A true CN104728319A (en) | 2015-06-24 |
Family
ID=53452546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310726593.5A Pending CN104728319A (en) | 2013-12-24 | 2013-12-24 | Snap spring, pressure limit valve and home appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104728319A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109690154A (en) * | 2016-09-15 | 2019-04-26 | 奥林匹斯冬季和Ibe有限公司 | With for fixed and the spring element of precompressed detachable faucet |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270035A (en) * | 1979-07-16 | 1981-05-26 | Heinemann Electric Company | Snap on mounting clip for circuit breakers |
| CN200998150Y (en) * | 2006-11-03 | 2008-01-02 | 廖苏萍 | Novel electric pressure cooker pressure-limiting valve |
| CN201467402U (en) * | 2009-06-18 | 2010-05-12 | 吴英瑞 | Sound pick-up |
| CN101844529A (en) * | 2010-05-28 | 2010-09-29 | 苏州忠明祥和精工有限公司 | Universal stepless angle regulator |
| CN201664199U (en) * | 2010-03-02 | 2010-12-08 | 珠海格力电器股份有限公司 | Electric pressure cooker and relief valve used for same |
| CN202537141U (en) * | 2012-03-29 | 2012-11-21 | 格力电器（中山）小家电制造有限公司 | Screwing cover in-place protecting device and electric pressure cooker |
| CN202653890U (en) * | 2012-05-09 | 2013-01-09 | 杭州老板电器股份有限公司 | Pressure limiting valve clamp spring structure of electric pressure cooker |
| CN203641358U (en) * | 2013-12-24 | 2014-06-11 | 格力电器（中山）小家电制造有限公司 | Snap spring, pressure-limiting valve and household appliance |
-
2013
- 2013-12-24 CN CN201310726593.5A patent/CN104728319A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270035A (en) * | 1979-07-16 | 1981-05-26 | Heinemann Electric Company | Snap on mounting clip for circuit breakers |
| CN200998150Y (en) * | 2006-11-03 | 2008-01-02 | 廖苏萍 | Novel electric pressure cooker pressure-limiting valve |
| CN201467402U (en) * | 2009-06-18 | 2010-05-12 | 吴英瑞 | Sound pick-up |
| CN201664199U (en) * | 2010-03-02 | 2010-12-08 | 珠海格力电器股份有限公司 | Electric pressure cooker and relief valve used for same |
| CN101844529A (en) * | 2010-05-28 | 2010-09-29 | 苏州忠明祥和精工有限公司 | Universal stepless angle regulator |
| CN202537141U (en) * | 2012-03-29 | 2012-11-21 | 格力电器（中山）小家电制造有限公司 | Screwing cover in-place protecting device and electric pressure cooker |
| CN202653890U (en) * | 2012-05-09 | 2013-01-09 | 杭州老板电器股份有限公司 | Pressure limiting valve clamp spring structure of electric pressure cooker |
| CN203641358U (en) * | 2013-12-24 | 2014-06-11 | 格力电器（中山）小家电制造有限公司 | Snap spring, pressure-limiting valve and household appliance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109690154A (en) * | 2016-09-15 | 2019-04-26 | 奥林匹斯冬季和Ibe有限公司 | With for fixed and the spring element of precompressed detachable faucet |
| US10969022B2 (en) | 2016-09-15 | 2021-04-06 | Olympus Winter & Ibe Gmbh | Detachable tap having a spring element for fastening and prestressing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150624 |
|
| RJ01 | Rejection of invention patent application after publication |