CN201899352U - Anti-stopping anti-dislocation anti-explosion lock of pressure cooker cover - Google Patents
Anti-stopping anti-dislocation anti-explosion lock of pressure cooker cover Download PDFInfo
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- CN201899352U CN201899352U CN2010201183327U CN201020118332U CN201899352U CN 201899352 U CN201899352 U CN 201899352U CN 2010201183327 U CN2010201183327 U CN 2010201183327U CN 201020118332 U CN201020118332 U CN 201020118332U CN 201899352 U CN201899352 U CN 201899352U
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- float
- push pedal
- pot cover
- hole
- floater
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Abstract
The utility model discloses an anti-stopping anti-dislocation anti-explosion lock of a pressure cooker cover, comprising a cooker cover (6) and a lifting handle (3), wherein the upper part and the side surface of the cooker cover (6) are provided with through holes; the through hole on the upper part of the cooker cover (6) is provided with a floater holder (7); the floater holder (7) is provided with a floater (8) capable moving up and down, and a push plate (4) capable of radially reciprocating along the cooker cover (6), wherein the push plate (4) is always positioned by parts assembled with the floater holder (7); and the push plate keeps certain gap with the cooker cover (6) and the lifting handle (3) in the radial direction. Under the condition of lowering dependency on the precision of other parts, a hole on the push plate (4) for the floater (8) to pass is matched with the floater (8) with high precision and small gap, and scale production capacity and product quality are effectively improved; if the cover is not closed or not closed to the proper position, the push plate (4) cannot block the floater (8), and thus food is not sprayed; after the floater (8) is adhered, dislocation screwing or insufficient screwing amount ensures that no pressure is generated in the cooker; and when pressure in the cooker is 5kPa, uncovering moment is more than 300N/m so as to thoroughly avoid the safe accidents of the pressure cooker.
Description
Technical field
The utility model relates to the pressure cooker technical field, particularly a kind of pressure cooker lid fool proof mistake proofing Explosion-proof Lock technology.
Background technology
According to pressure cooker IEC standard and national standard, regulation to pressure cooker security relevant provision, when pressure cooker still has 5kPa pressure in pot, the least favorable position applies moment on pot cover, its moment of uncapping should be greater than 100N/m, when the revolving type pressure cooker screws quantity not sufficient 85%, should not produce pressure in the pot.
In order to reach standard-required, commercially available pressure cooker, electric pressure cooking saucepan all designed the pot cover self-locking mechanism usually at present.As Chinese patent 200320119447.8 and 200720052189.4 disclosed pressure cooker self-locking mechanisms, as shown in Figure 7, it is included in pot cover and handle that top and side are provided with a through hole, side opening is convenient to the lock pin installation, slide, the through hole on pot cover top is used to install the float seat, the hole on handle top is used for exhaust, be provided with pressure in the float seat and change, the float that can fluctuate, in being provided with, the pot cover periphery turns over tooth, between handle and pot cover, be provided with push pedal, a push pedal end corresponding with the float seat is provided with the hole that can supply float to pass, the other end of push pedal is provided with the hole of being convenient to assemble lock pin, be with spring on the lock pin between push pedal and handle, push pedal can be radially reciprocating along pot cover under the outer pot edge effect of spring and outer pot size arc transition structure composition, when the hole that push pedal can be passed for float connects with float or misplaces, just can satisfy the associated safety requirement of IEC standard and national standard to pressure cooker.
In actual production, although when pot cover and outer pot do not screw, with the cooperating of lock pin and the little circular arc of outer pot, be designed to matched in clearance, the location of present commercially available pressure cooker push pedal, what all select is pot cover circumferential periphery or handle.Therefore, in the time can designing push pedal suitablely for the hole that float passes, because part is in the manufacturing, be subjected to all multifactor influences, float reality is very easily blocked by push pedal, so that production production capacity, product quality seriously descend, after production is put on market reluctantly, food jet flow everywhere just can take place, the phenomenon that can not normally use in consumer in use.In the time can designing push pedal greatly for the hole that float passes, the moment of uncapping of product can not satisfy the standard greater than 100N/m, and still have in pot under the situation of elevated pressures on the one hand, pot cover is very easily outwarded winding by the consumer, will inevitably cause in various degree injury to the consumer like this; If using the back float by adhesion for the first time on the other hand, fail normally to fall, when using for the second time, very easily cause the pot cover dislocation to screw, or screw quantity not sufficient, and still can produce pressure in the pot, continuous rising along with pressure, pot cover will break away from product and fly out at a high speed, gently then cause any property loss to the consumer, the heavy then personal safety that jeopardizes the consumer.
Commercially available in recent years pressure cooker, electric pressure cooking saucepan, because the defective that the self-locking structure design exists, when causing the consumer to use, security incident is continuous, especially electric pressure cooking saucepan accident in short several years takes place frequently, and has seriously restricted the development of pressure cooker and electric pressure cooking saucepan industry.
Summary of the invention
The purpose of this utility model is to provide a kind of new technical scheme, effectively solves in the lump: when in the pressure cooker pot pressure being arranged, and the moment of uncapping deficiency; The float that brings because of manufacturing tolerance easily is blocked, production production capacity, deterioration in quality, food jet flow during culinary art; After the float adhesion, dislocation screws or screws quantity not sufficient, still can produce pressure in the pot, and pressure also can constantly raise, and jeopardizes the global question of consumer's personal safety and safety of property.For achieving the above object, the technical solution of the utility model is:
A kind of pressure cooker lid fool proof mistake proofing Explosion-proof Lock, comprise that top and side are provided with pot cover of through hole (6) and handle (3), pot cover (6) top through hole is equipped with float seat (7), the float (8) that can fluctuate is housed in the float seat (7), and between pot cover (6) and handle (3), can be radially reciprocating along pot cover (6), one end is provided with the hole that can supply float (8) to pass, the other end is provided with the push pedal (4) in the hole of being convenient to assemble lock pin (2), be with spring (1) on the lock pin (2), one end of spring (1) is close to push pedal (4), one end is pressed in the side of handle (3), it is characterized in that: push pedal (4) always utilizes with float seat (7) has the parts of assembly relation to position, and push pedal (4) is radially always keeping certain clearance with the circumferential periphery and the handle (3) of pot cover (6).
Described push pedal (4) is after utilizing float seat (7) to pack into can to supply in the push pedal (4) hole that float (8) passes, to be positioned by float seat (7).
One end of described float seat (7) is provided with the circular-arc boss that can position push pedal (4).
The hole that can supply float (8) to pass in the described push pedal (4) is the special hole of non-round shape.
An end in the hole that float (8) passes can be supplied in the described push pedal (4), other mechanical features that is used to locate can also be provided with.
The beneficial effects of the utility model are; do not changing original structure and increasing under the prerequisite of parts; by changing the localization method of former push pedal (4); and the mechanical features of part parts; reducing under the situation that other parts precision is relied on; realize to supply in the push pedal (4) the hole that float (8) passes and the high accuracy of float (8); little matched in clearance; effectively improve large-scale production production capacity and product quality; guarantee not close lid or close lid when putting in place; push pedal (4) can not blocked float (8); food can jet flow, and after float (8) adhesion, dislocation screws or screw quantity not sufficient; will never produce pressure in the pot; pot inner pressure is when 5kPa, and the moment of uncapping is greater than 300N/m, thereby thoroughly stops the security incident of pressure cooker.
Description of drawings:
Fig. 1 is the cross-sectional schematic of the utility model embodiment 1;
Fig. 2 is the schematic top plan view of the utility model embodiment 1;
Fig. 3 is the structural representation of the utility model float seat (7);
Fig. 4 is the structural representation of the utility model push pedal (4);
Fig. 5 is the cross-sectional schematic of the utility model embodiment 2;
Fig. 6 is the cross-sectional schematic of the utility model embodiment 3;
Fig. 7 is prior art pressure cooker lid self-locking structure figure;
Among the figure: 1, spring; 2, lock pin; 3, handle; 4, push pedal; 5, nut; 6, pot cover; 7, float seat; 8, float; 9, outer pot; 10, location-plate.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments, the utility model is further described, do not limit protection domain of the present utility model because of listed embodiment.
Shown in Fig. 1 to 4, pressure cooker lid fool proof mistake proofing Explosion-proof Lock embodiment 1 of the present utility model, comprise that top and side are provided with pot cover of through hole (6) and handle (3), pot cover (6) top through hole is equipped with float seat (7), the float (8) that can fluctuate is housed in the float seat (7), and can be radially reciprocating between pot cover (6) and handle (3) along pot cover (6), one end is provided with the hole that can supply float (8) to pass, the other end is provided with the push pedal (4) in the hole of being convenient to assemble lock pin (2), be with spring (1) on the lock pin (2), one end of spring (1) is close to push pedal (4), and an end is pressed in the side of handle (3).
Handle (3) is fixed on the pot cover (6), push pedal (4) is under spring (1) effect, remain movement tendency to pot cover (6) axle center, because the special borehole jack that can supply the non-round shape that float (8) passes in the push pedal (4) is on float seat (7), the circular-arc boss of float seat (7) will effectively limit push pedal (4) and slide to the axle center and the both sides of pot cover (6), make the special hole that can supply the non-round shape that float (8) passes in the push pedal (4) and the fit clearance of float (8) can be designed into the limit, push pedal in addition (4) and pot cover (6) circumferential periphery and handle (3) are radially always keeping certain clearance, have further guaranteed can to supply in the push pedal (4) the special hole of the non-round shape that float (8) passes and the quality of fit of float (8).
Outer pot (9) is connected to form by big or small arc transition with the periphery that lock pin (2) contacts, in being provided with, the circumferential periphery of pot cover (6) turns over tooth, so that effectively fasten with outer pot (9) great circle below, when lock pin (2) is in the little arc position of outer pot (9), can supply the special hole of the non-round shape that float (8) passes in the push pedal (4), can guarantee the free floating of float (8), when rotating pot cover (6) drive lock pin (2), micro displacement changes, lock pin (2) all will drag push pedal (4) compression spring (1), side radially outward along pot cover (6) is slided, strengthen the scope of blocking float (8) gradually, when lock pin (2) forwards the orthodrome position of outer pot (9) to pot cover (6), the scope maximum that float (8) is blocked by push pedal (4), float (8) can't float.When pot cover (6) dislocation screws or screws quantity not sufficient, push pedal (4) slip laterally will stop float (8) come-up, and steam is discharged from float (8), not produce pressure in the pot like this; When float (8) adhesion, push pedal (4) is blocked and can't outwards be slided by float (8), and pot cover (6) can't screw, and the steam of generation is discharged around pot cover (6), can not produce pressure in the pot; After pot inner pressure floated float (8), push pedal (4) was blocked and can't outwards be slided by float (8), and pot cover (6) can't be opened.
As shown in Figure 5, pressure cooker lid fool proof mistake proofing Explosion-proof Lock embodiment 2 of the present utility model, comprise that top and side are provided with pot cover of through hole (6) and handle (3), pot cover (6) top through hole is equipped with float seat (7), the float (8) that can fluctuate is housed in the float seat (7), and can be radially reciprocating between pot cover (6) and handle (3) along pot cover (6), one end is provided with and can supplies float (8) hole of passing and the flange that is used to locate, the other end is provided with the push pedal (4) in the hole of being convenient to assemble lock pin (2), be with spring (1) on the lock pin (2), one end of spring (1) is close to push pedal (4), and an end is pressed in the side of handle (3).
Handle (3) is fixed on the pot cover (6), push pedal (4) is under spring (1) effect, remain movement tendency to pot cover (6) axle center, because push pedal (4) is provided with the flange that is used to locate and contacts with float seat (7), float seat (7) will limit push pedal (4) and slide to the axle center of pot cover (6), make that can to supply the fit clearance of hole that float (8) passes and float (8) in the push pedal (4) less, push pedal in addition (4) and pot cover (6) circumferential periphery and handle (3) are radially always keeping certain clearance, have guaranteed can to supply in the push pedal (4) the hole that float (8) passes and the quality of fit of float (8).
Outer pot (9) is connected to form by big or small arc transition with the periphery that lock pin (2) contacts, in being provided with, the circumferential periphery of pot cover (6) turns over tooth, so that effectively fasten with outer pot (9) great circle below, when lock pin (2) is in the little arc position of outer pot (9), the hole that can supply float (8) to pass in the push pedal (4), can guarantee the free floating of float (8), when rotating pot cover (6) drive lock pin (2), micro displacement changes, lock pin (2) all will drag push pedal (4) compression spring (1), along pot cover (6) side slip radially outward, strengthen the scope of blocking float (8) gradually, when lock pin (2) forwards the orthodrome position of outer pot (9) to pot cover (6), the scope maximum that float (8) is blocked by push pedal (4), float (8) can't float.When pot cover (6) dislocation screws or screws quantity not sufficient, push pedal (4) slip laterally will stop float (8) come-up, and steam is discharged from float (8), not produce pressure in the pot like this; When float (8) adhesion, push pedal (4) is blocked and can't outwards be slided by float (8), and pot cover (6) can't screw, and the steam of generation is discharged around pot cover (6), can not produce pressure in the pot; After pot inner pressure floated float (8), push pedal (4) was blocked and can't outwards be slided by float (8), and pot cover (6) can't be opened.
As shown in Figure 6, pressure cooker lid fool proof of the present utility model misplaces Explosion-proof Lock embodiment 3, comprise that top and side are provided with pot cover of through hole (6) and handle (3), pot cover (6) through hole, top is fixed with float seat (7) and location-plate (10) with nut (5), the float (8) that can fluctuate is housed in the float seat (7), and can be radially reciprocating between pot cover (6) and handle (3) along pot cover (6), one end is provided with and can supplies float (8) hole of passing and the hole of locating usefulness, the other end is provided with the push pedal (4) in the hole of being convenient to assemble lock pin (2), be with spring (1) on the lock pin (2), one end of spring (1) is close to push pedal (4), and an end is pressed in the side of handle (3).
Handle (3) is fixed on the pot cover (6), push pedal (4) is under spring (1) effect, remain movement tendency to pot cover (6) axle center, because the hole that is used to locate in location-plate (10) and the push pedal (4) contacts, to limit push pedal (4) slides to the axle center of pot cover (6), and push pedal (4) and pot cover (6) circumferential periphery and handle (3) are radially always keeping certain clearance, can effectively reduce and can supply the hole that float (8) passes and the fit clearance of float (8) in the push pedal (4).
Outer pot (9) is connected to form by big or small arc transition with the periphery that lock pin (2) contacts, in being provided with, the circumferential periphery of pot cover (6) turns over tooth, so that effectively fasten with outer pot (9) great circle below, when lock pin (2) is in the little arc position of outer pot (9), the hole that can supply float (8) to pass in the push pedal (4), can guarantee the free floating of float (8), when rotating pot cover (6) drive lock pin (2), micro displacement changes, lock pin (2) all will drag push pedal (4) compression spring (1), along pot cover (6) side slip radially outward, strengthen the scope of blocking float (8) gradually, when lock pin (2) forwards the orthodrome position of outer pot (9) to pot cover (6), the scope maximum that float (8) is blocked by push pedal (4), float (8) can't float.When pot cover (6) dislocation screws or screws quantity not sufficient, push pedal (4) slip laterally will stop float (8) come-up, and steam is discharged from float (8), not produce pressure in the pot like this; When float (8) adhesion, push pedal (4) is blocked and can't outwards be slided by float (8), and pot cover (6) can't screw, and the steam of generation is discharged around pot cover (6), can not produce pressure in the pot; After pot inner pressure floated float (8), push pedal (4) was blocked and can't outwards be slided by float (8), and pot cover (6) can't be opened.
Claims (3)
1. pressure cooker lid fool proof mistake proofing Explosion-proof Lock, comprise that top and side are provided with pot cover of through hole (6) and handle (3), pot cover (6) top through hole is equipped with float seat (7), the float (8) that can fluctuate is housed in the float seat (7), and can be radially reciprocating along pot cover (6), one end is provided with the hole that can supply float (8) to pass, the other end is provided with the push pedal (4) in the hole of being convenient to assemble lock pin (2), be with spring (1) on the lock pin (2), one end of spring (1) is close to push pedal (4), one end is pressed in the side of handle (3), it is characterized in that: push pedal (4) utilizes float seat (7) to position, and push pedal (4) is radially keeping certain clearance with the circumferential periphery and the handle (3) of pot cover (6).
2. a kind of pressure cooker lid fool proof mistake proofing Explosion-proof Lock according to claim 1 is characterized in that, push pedal (4) is after utilizing float seat (7) to pack into can to supply in the push pedal (4) hole that float (8) passes, to be positioned by float seat (7).
3. according to each described a kind of pressure cooker lid fool proof mistake proofing Explosion-proof Lock of claim 1 to 2, it is characterized in that an end of float seat (7) is provided with the circular-arc boss that can position push pedal (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201183327U CN201899352U (en) | 2010-02-11 | 2010-02-11 | Anti-stopping anti-dislocation anti-explosion lock of pressure cooker cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201183327U CN201899352U (en) | 2010-02-11 | 2010-02-11 | Anti-stopping anti-dislocation anti-explosion lock of pressure cooker cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899352U true CN201899352U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201183327U Expired - Lifetime CN201899352U (en) | 2010-02-11 | 2010-02-11 | Anti-stopping anti-dislocation anti-explosion lock of pressure cooker cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201899352U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105212731A (en) * | 2015-11-13 | 2016-01-06 | 珠海格力电器股份有限公司 | Electric pressure cooking saucepan and safe opening mechanism thereof |
| CN105996753A (en) * | 2016-07-12 | 2016-10-12 | 中山市高通电器有限公司 | Non-pressure uncovering unlocking structure for pressure cooker |
-
2010
- 2010-02-11 CN CN2010201183327U patent/CN201899352U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105212731A (en) * | 2015-11-13 | 2016-01-06 | 珠海格力电器股份有限公司 | Electric pressure cooking saucepan and safe opening mechanism thereof |
| CN105996753A (en) * | 2016-07-12 | 2016-10-12 | 中山市高通电器有限公司 | Non-pressure uncovering unlocking structure for pressure cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110720 |