CN201624516U - Locking structure of electric pressure cooker lid - Google Patents
Locking structure of electric pressure cooker lid Download PDFInfo
- Publication number
- CN201624516U CN201624516U CN201020159826XU CN201020159826U CN201624516U CN 201624516 U CN201624516 U CN 201624516U CN 201020159826X U CN201020159826X U CN 201020159826XU CN 201020159826 U CN201020159826 U CN 201020159826U CN 201624516 U CN201624516 U CN 201624516U
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- CN
- China
- Prior art keywords
- push rod
- hole
- float
- place
- rod connecting
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a locking structure of an electric pressure cooker lid. The locking structure comprises a cooker lid, a float, a push rod connecting board, a guiding push rod and a housing; a float through-hole is formed on the cooker lid and the float capable of freely moving up and down is embedded in the float through-hole; the guiding push rod and the push rod connecting board are connected; a through-hole is formed at the end part of the push rod connecting board, and the through-hole and the float through-hole are communicated or staggered along with the left and right reciprocating motion of the push rod connecting board, and when the through-hole at the end part of the push rod connecting board is communicated with the float through-hole vertically, the float can extend into the through-hole at the end part of the push rod connecting board; the edge at the cooker opening of the housing turns over and a plurality of buckling tongues are arranged on the turned-over edge at intervals; the circular arc external diameter of a full buckled area 3-1 is smaller than that of a full uncovered area 3-2; and only when the guiding push rod is positioned in the full buckled area 3-1, the through-hole at the end part of the push rod connecting board is communicated with the float through-hole. The utility model ensures that only when the cooker lid is buckled properly, the pressure can be generated in the cooker, so as to avoid cooker explosion potential hazards.
Description
Technical field
The utility model relates to the electric pressure cooking saucepan field, particularly a kind of locking mechanism that can solve the electric pressure cooking saucepan pot cover of the quick-fried pot of electric pressure cooking saucepan hidden danger.
Background technology
Electric pressure cooking saucepan can produce very big air pressure in pot in use, if the artificial origin opens pot cover, and as easy as rolling off a log generation blast and scald, therefore existing pressure cooker design has a kind of when in the pot pressure being arranged, the pot cover locking mechanism that pot cover can not be opened.As publication number is CN2662776Y, name is called the Chinese patent of " safety locking mechanism of electric pressure cooking saucepan pot cover ", a kind of safety locking mechanism of electric pressure cooking saucepan pot cover is disclosed, comprise pot cover, handle, on pot cover surface and sidewall, respectively be provided with a through hole, also respectively be provided with a through hole on handle surface and the sidewall, between handle and pot cover, be provided with a push rod connecting plate, the push rod connecting plate is along the radial arrangement of pot cover, push rod connecting plate one end is provided with a through hole, this through hole is between the two through hole on pot cover and the handle sidewall, in three through holes, be provided with a push rod, push rod connecting plate and push rod interlock, on the push rod between push rod connecting plate and the handle, be with a back-moving spring, the other end of push rod connecting plate also is provided with a through hole, this through hole can or stagger with pot cover and the lip-deep two through hole up/down perforation of handle with the move left and right of push rod connecting plate, but inlay the float that an easy on and off moves in the through hole of pot cover upper surface, float is along with the through hole on handle surface, can put in the through hole on handle surface when through hole on the push rod connecting plate end and pot cover surface through hole up/down perforation.This mechanism must match with outer cover in work.
In the prior art, the outer cover main body is a pot body, but the pot mouth outward flanging of outer cover forms 6 button tongues at interval on flange, the button hook that the pot cover mouth is formed to in-flanges by 6 places at interval, the fastening of buckleing tooth realization pot cover of the button hook engagement outer cover of pot cover.Because forming 6 buckle tongue at interval on the outer cover pot mouth outward flanging, so the outer cover flange is made as the external diameter of two different-diameters, and is different as the external diameter diameter at the diameter of the external diameter of detaining the tongue place and all the other places.
The safety locking mechanism operation principle that matches with outer cover is: when push rod cup was being buckled on the tongue, the position of push rod and push rod connecting plate was staggered pot cover and the lip-deep two through hole of handle up and down, and float can not rise, and can't form high pressure during heating, formed protection.
But when push rod cup was on the button tongue, the position of push rod and push rod connecting plate all can make the float can oscilaltion, and heating back float can rise, and produces high pressure in the pot.Like this in user's use, might be not in place or close that cover poor direction true because of closing lid, cause pot cover and outer cover to fasten angle and be not inconsistent, fasten and reduce, if this moment pot inner high voltage, may cause quick-fried pot of phenomenon.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, designs a kind ofly only could play pressure in pot cover fastens correct back pot, avoids the locking mechanism of the electric pressure cooking saucepan pot cover of quick-fried pot of hidden danger.
The utility model comprises following technical characterictic: a kind of electric pressure cooking saucepan pot cover locking mechanism comprises pot cover, float, push rod connecting plate, guiding push rod and outer cover; Described pot cover is provided with the float through hole, and the float through hole is embedded with float moving up and down; Described guiding push rod is connected with the push rod connecting plate, push rod connecting plate end is provided with through hole, this through hole moves with the perforation of float through hole with coming and going of push rod connecting plate or staggers, and when push rod connecting plate end through hole and the perforation of float through hole, float can put in the through hole of push rod connecting plate end;
The described outer pot mouthful outward flanging that covers on, described flange is interval with some button tongues; One of them button tongue both sides is respectively zone and the fastening zone that puts in place that puts in place of uncapping;
Described fastening put in place the zone the circular arc external diameter put in place less than uncapping the zone the circular arc external diameter; And when leading push rod when fastening puts the zone in place, push rod connecting plate end through hole and float through hole connect.
The described fastening regional arc radius that puts in place equals the arc radius of other buttons between teeth; Uncap and put regional arc radius in place greater than the arc radius between other button teeth.
Described button tongue is six, and five arc length such as button tooth are wherein arranged, and the arc length that remains a button tooth is less than other five, and described uncapping puts the zone in place and fasten the both sides that the zone that puts in place lays respectively at this minimum arc length button tooth.
The button tooth of described minimum arc length and fastening put in place regional and the regional smooth transition that puts in place of uncapping.
The utility model compared with prior art, fastening the zone that puts in place in the circular arc that has outer cover now covers on the region base with uncapping to put in place, the circular arc external diameter that design fastens the zone that puts in place the regional circular arc external diameter that puts in place less than uncapping, when the guiding push rod was positioned at this fastening and puts the zone in place, the end through hole and the float through hole of push rod connecting plate connected.Also promptly only when pot cover is correct fasten put in place after, could normally rise in the pot and press.Remove this, if outer pot cover fastens not in place or when fastening anisotropy, float all can not rise, pot is interior can not normal barometric pressure.Can effectively avoid like this may be not in place or close that cover poor direction true because of closing lid, causes pot cover and outer cover fastening angle not to be inconsistent the quick-fried pot of risk that causes.
Description of drawings
Fig. 1-A is positioned at the top cross-sectional view of uncapping when putting regional 3-2 in place when the guiding push rod in the utility model;
Fig. 1-B is that the guiding push rod is positioned at the side sectional view of uncapping when putting regional 3-2 in place in the utility model;
Fig. 2-A is positioned at the top cross-sectional view that fastens when putting regional 3-1 in place when the guiding push rod in the utility model;
Fig. 2-B is positioned at the side sectional view that fastens when putting regional 3-1 in place when the guiding push rod in the utility model.
Fig. 3 is a three-dimensional view of the present utility model.
The specific embodiment
The utility model is a kind of locking mechanism of electric pressure cooking saucepan pot cover, comprises pot cover 4, float 2, push rod connecting plate 1, guiding push rod 5 and outer cover 3; Described pot cover 4 is provided with the float through hole, but the float through hole is embedded with the float 2 that an easy on and off moves; Described guiding push rod 5 is connected with push rod connecting plate 1, the end of push rod connecting plate 1 is provided with through hole, this through hole come and go to move and can connect with the float through hole or stagger about with push rod connecting plate 1, when the through hole of push rod connecting plate 1 end and float through hole up/down perforation, float 2 can put in the through hole of push rod connecting plate 1 end.The boiler port outward flanging of described outer cover 3, flange are interval with six button tongue 3-3; Described guiding push rod 5 is provided with back-moving spring, and when pot cover 4 rotated, guiding push rod 5 moved along the outward flanging of outer cover 3, and when guiding push rod 5 was buckled tooth 3-3 place along with outer cover 3 flange forward to, guiding push rod 5 moved outside pot cover; Non-when buckleing the tooth place along with outer cover 3 forwards to when guiding push rod 5, back-moving spring makes the direction motion in pot cover of guiding push rod 5.
Described button tongue 3-3 is six, and five arc length such as button tooth etc. are wherein arranged, and remain an arc length of detaining tooth less than other five, and the both sides of this minimum arc length button tooth are respectively equipped with regional 3-2 and the fastening regional 3-1 that puts in place that puts in place that uncaps.The described regional 3-2 that puts in place of uncapping is that pot cover can normally be uncapped, and perhaps prepares to close the zone that push rod 5 is positioned at of leading when cover.The described fastening regional 3-1 that puts in place is meant when pot cover fastens the zone that guiding push rod 5 is positioned at.The action of user when fastening pot cover is: be placed on pot body to pot cover earlier, the push rod 5 that leads this moment is positioned at the regional 3-2 that puts in place that uncaps, then by handle rotation pot cover, guiding push rod 5 is along the outer of outer cover 3, and the regional 3-2 that puts in place from uncapping is to reach to fasten the regional 3-1 that puts in place through minimum arc length button tooth then.
Innovation part of the present utility model is: described fastening put in place less than the uncapping circular arc external diameter of regional 3-2 of the circular arc external diameter of regional 3-1 that puts in place; And, the guiding push rod fastens when putting regional 3-1 in place the end through hole of push rod connecting plate and the perforation of float through hole when being positioned at.
Embodiment of the utility model is: described fastening put in place regional 3-1 arc radius equal other the button teeth between the zone arc radius; Uncap and put regional 3-2 arc radius in place greater than regional arc radius between other button teeth.That is to say on the basis of existing technology having increased uncaps put in place the circular arc external diameter of regional 3-2.
This moment, the flange of outer cover 3 comprised: buckle tooth 3-3 the circular arc external diameter, fasten the circular arc external diameter of the regional 3-1 that puts in place, the circular arc external diameter of regional 3-2 and the regional arc radius between other button teeth of putting in place of uncapping.The circular arc external diameter that wherein fastens the regional 3-1 that puts in place equals the arc radius in zone between other button teeth.Uncap and put the circular arc external diameter of regional 3-2 in place greater than put in place the circular arc external diameter in zone between the circular arc external diameter of regional 3-1 and other button teeth of fastening.
Shown in Fig. 1-A and Fig. 1-B, when being positioned at, the guiding push rod uncaps when putting regional 3-2 in place, and the through hole of push rod connecting plate end is positioned at the position of departing from the float through hole outside pot cover.This moment, float 2 can not fluctuate, and can not normally play pressure in the pot.
When the guiding push rod was positioned at button tooth 3-3, the through hole of push rod connecting plate end was positioned at the position of departing from the float through hole outside pot cover.This moment, float 2 can not fluctuate, and can not normally play pressure in the pot.
Shown in Fig. 2-A and Fig. 2-B, when being positioned at, the guiding push rod fastens when putting regional 3-1 in place, and the through hole and the float through hole of push rod connecting plate end connect.This moment, float 2 can fluctuate, and can normally play pressure in the pot.Wherein fastening the regional 3-1 that puts in place is the zone of one section circular arc external diameter minimum, and when the guiding push rod was positioned at this zone, the through hole and the float through hole of push rod connecting plate end connected.
Fig. 3 is a three-dimensional view of the present utility model.Pot cover 4 is provided with handle 6, and locking mechanism is positioned at handle 6.
Only after pot cover fastens correctly, could play pressure in the pot because the utility model makes, therefore avoid quick-fried pot hidden danger.
Claims (4)
1. the locking mechanism of an electric pressure cooking saucepan pot cover comprises pot cover, float, push rod connecting plate, guiding push rod and outer cover; Described pot cover is provided with the float through hole, and the float through hole is embedded with float moving up and down; Described guiding push rod is connected with the push rod connecting plate, push rod connecting plate end is provided with through hole, this through hole moves with the perforation of float through hole with coming and going of push rod connecting plate or staggers, and when push rod connecting plate end through hole and the perforation of float through hole, float can put in the through hole of push rod connecting plate end;
The described outer pot mouthful outward flanging that covers on, described flange is interval with some button tongues; One of them button tongue both sides is respectively zone (3-2) and the fastening zone (3-1) that puts in place that puts in place of uncapping;
It is characterized in that: described fastening put in place less than the uncapping circular arc external diameter in zone (3-2) of the circular arc external diameter in zone (3-1) that puts in place; And when leading push rod when fastening puts zone (3-1) in place, push rod connecting plate end through hole and float through hole connect.
2. the locking mechanism of electric pressure cooking saucepan pot cover according to claim 1 is characterized in that: described fastening zone (3-1) arc radius that puts in place equals the arc radius of other buttons between teeth; Uncap and put zone (3-2) arc radius in place greater than the arc radius between other button teeth.
3. according to the locking mechanism of each described electric pressure cooking saucepan pot cover of claim 1～2, it is characterized in that: described button tongue is six, five arc length such as button tooth are wherein arranged, the arc length that remains a button tooth is less than other five, and described zone (3-2) and the fastening zone (3-1) that puts in place that puts in place of uncapping lays respectively at the both sides of this minimum arc length button tooth.
4. the locking mechanism of electric pressure cooking saucepan pot cover according to claim 3 is characterized in that: the button tooth of described minimum arc length and fastening put in place the zone (3-1) and zone (3-2) smooth transition that puts in place of uncapping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020159826XU CN201624516U (en) | 2010-04-09 | 2010-04-09 | Locking structure of electric pressure cooker lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020159826XU CN201624516U (en) | 2010-04-09 | 2010-04-09 | Locking structure of electric pressure cooker lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201624516U true CN201624516U (en) | 2010-11-10 |
Family
ID=43055892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020159826XU Expired - Fee Related CN201624516U (en) | 2010-04-09 | 2010-04-09 | Locking structure of electric pressure cooker lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201624516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040250A1 (en) * | 2016-09-05 | 2018-03-08 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover assembly of pressure cooker and pressure cooker |
-
2010
- 2010-04-09 CN CN201020159826XU patent/CN201624516U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040250A1 (en) * | 2016-09-05 | 2018-03-08 | 佛山市顺德区美的电热电器制造有限公司 | Pot cover assembly of pressure cooker and pressure cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20130409 |