CN2413621Y - Quick action type lid open/close safety device for pressure-cooker - Google Patents
Quick action type lid open/close safety device for pressure-cooker Download PDFInfo
- Publication number
- CN2413621Y CN2413621Y CN 00209314 CN00209314U CN2413621Y CN 2413621 Y CN2413621 Y CN 2413621Y CN 00209314 CN00209314 CN 00209314 CN 00209314 U CN00209314 U CN 00209314U CN 2413621 Y CN2413621 Y CN 2413621Y
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- China
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- spool
- pressure
- sliding bar
- upper handle
- cooker
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- Expired - Fee Related
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Abstract
The utility model belongs to an improved quick action type lid open/close safety device for a pressure-cooker, which is composed of a stop valve, an upper handgrip arranged on a lid of a pressure-cooker and a lower handgrip arranged on the body of the pressure-cooker, wherein the utility model comprises a pressure showing cap, a sliding bar, a spring, a spring plug and a spring pocket which are arranged on the upper handgrip. The utility model has the functions that the pressure in the pressure-cooker can not ascend if the body of the pressure-cooker is not covered in the right position with the lid of the pressure-cooker, and the lid can not be opened when the pressure-cooker is full of the pressure. The utility model having the advantages of simple and reasonable structure, reliable safety performance, quick and convenient operation can display whether the pressure is in the pressure-cooker or not and can be widely used on the pressure-cooker having various models and specifications.
Description
The utility model relates to a kind of improved pressure cooker cover closing/opening safety device.
According to the specification requirement of pressure cooker country current standard regulation, pressure cooker must fasten when not in place at a pot cover and a pot body, and pot inner pressure should not surpass 5kpa; When pot inner pressure surpassed 5kpa, pressure cooker just can not be opened.On the existing pressure cooker cover closing/opening safety device is arranged all, but these devices exist some shortcomings more or less.Popular in the market a kind of pressure cooker cover closing/opening safety device when not having pressure to open in the pot, must will promote push button earlier and put in place, otherwise can't open pot, and it is not too convenient that this uses concerning the consumer.Certainly, several pressure cookers are also arranged without push button and the cover closing/opening safety device is arranged on the market, but these apparatus structures are unreasonable, the equipment mechanism guiding that has is poor, dumb, brings resistance for normal cover closing/opening action, and operation difficultly; The equipment mechanism poor rigidity that has, easy deformation is damaged and was lost efficacy, and cover closing/opening is not had the safeguard protection effect; Equipment mechanism that has and interlocking chute mismate are stuck easily, and often the build-up of pressure pot closes not the lid of also not opening when not having pressure in loam cake or the pressure cooker, increases trouble to the consumer.
The utility model is intended to overcome the existing existing shortcoming of pressure cooker cover closing/opening safety device, provide a kind of simple and reasonable, security performance reliable, the brisk facility of operation and can show pot in to have deny the pressure cooker cover closing/opening safety device of pressure.
Cover closing/opening safety device of the present utility model is formed by being installed in retaining valve, the upper handle on the pot cover and being installed in pot lower handle on one's body, comprising the pressure indicating cap, sliding bar, spring, Spring connector plug and the spring housing that are installed on the upper handle.
The spool of retaining valve is a up and down float, following of the last part of spool and spool by being connected into its interference ground pressing whole behind annular knurl on the contact-making surface, the bottom of spool is equipped with silicone rubber O-ring, be close on the spool of sealing ring top, be drilled with 2～4 horizontal bleeder ports, the centre bore that bleeder port and bottom do not penetrate runs through, and links to each other with the top bleeder port, leads to atmosphere.When pressure (more than the 5kpa) was arranged in the pot, spool upwards floated also and valve seal, between valve body and the pot cover seal washer is arranged; When pot inner pressure was lower than 5kpa, spool relied on deadweight to fall; After spool fell, when its top was blocked by sliding bar, gas can be discharged outside the pot by the bleeder port on the spool in the pot.Thread segment on the retaining valve body passes installing hole from the reverse side of pot cover, cooperates with the nut that is positioned at the pot cover front, is tightened on the pot cover, and the top of nut is " T " font.The upper handle head cavity has a "T"-shaped groove, and cover is inserted on the "T"-shaped head of retaining valve nut, passes installing hole on the pot cover edge with two sunk screws, is tightened on the interior nut of upper handle.Respectively there is a gathering sill upper, middle and lower of upper handle inner chamber, makes front-rear reciprocation movement for sliding bar.The head of sliding bar has individual Long Circle hole, and when the spool of retaining valve floated, its spool just in time passed this Long Circle hole, and stops the retaining bar to move backward; When the spool of retaining valve falls, because of the head of sliding bar is not stopped by spool, so can successfully seesaw.Spring connector plug passes the porthole of spring housing, spring, sliding bar and upper handle, and its head is connected to the outside of upper handle porthole, and its afterbody is inserted in the gathering sill at upper handle inner chamber middle part.Do not having under the situation of external force, sliding bar resets because of the effect that spring force is arranged retreats to the rear end.Lower handle is fastened on one's body the pot with screw, and the front end end face of lower handle has an oblique chute, and during cover closing/opening, the shank of sliding bar must pass through this oblique chute, with the seesaw position and the direction of control sliding bar.Close when covering, the oblique chute of lower handle becomes to making sliding bar forward.Close lid when not in place, the head of sliding bar shelters from the retaining valve, and the spool of retaining valve is not increased, and can not seal, and discharges outside pot the relief hole of gas from the retaining valve core in the pot, thereby realizes the purpose that pot inner pressure does not increase; Close and cover when putting in place, the Long Circle hole of sliding bar head just in time is on the retaining valve core, and spool can see through the normal emersion in hole of sliding bar, guarantees the pressure cooker sealing; Uncap when retaining valve core emersion, because the head length circular port of sliding bar is pulled on the spool and can not retreats, so the shank of sliding bar is stuck in the oblique chute of lower handle, and upper handle can not be rotated, thereby reaches the do not open purpose of lid of pressure cooker; Uncap after the retaining valve core falls, sliding bar is not stopped by spool, can be freely retreats along the oblique chute of lower handle, thereby can successfully uncap.In two involutory pilot holes that are riveted on the upper handle head up and down of pressure indicating cap, move up and down flexibly, outside spherical light can obviously be observed, and when retaining valve core emersion, its spool ejects pressure indicating cap, to show in the pot pressure is arranged; When the retaining valve core fell, pressure indicating cap relied on its deadweight to fall simultaneously, did not have pressure to show in the pot.
Because sliding bar of the present utility model is in three gathering sills of upper handle inner chamber, and the hole at middle part can rely on the Spring connector plug guiding again, so sliding bar is made the special flexibility and reliability of front-rear reciprocation movement; Because the shape of the oblique chute of lower handle is very suitable for importing and exporting of sliding bar shank, therefore, whole cover closing/opening action is especially fast easy and convenient again.Whether pressure indicating cap of the present utility model has pressure to exist in prompting operation person's pot easily, helps the safe handling of pressure cooker.Spring housing is equipped with in spring of the present utility model outside, and purpose is to protect spring not allow foreign matter invade, and can play the effect of spring external orientation again, increases mechanism stability.
Below in conjunction with embodiment shown in the drawings the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model, Fig. 2 is the cutaway view of Fig. 1 along A-A, Fig. 3 is that the B of Fig. 1 is to partial view, Fig. 4 is the schematic diagram that retaining valve of the present utility model and pressure indicating cap structure are amplified, Fig. 5 is that the utility model upper handle head cover is inserted in the schematic diagram on the retaining valve nut, and Fig. 6 is the vertical view of the utility model sliding bar.Among the figure: 1, pot cover; 2, pressure indicating cap, the last part of 2a, pressure indicating cap, 2b, pressure indicating cap following; 3, sliding bar; 4, spring; 5, Spring connector plug; 6, upper handle, 6a, upper handle body, the top gathering sill of 6b, upper handle, the middle part gathering sill of 6c, upper handle, the bottom gathering sill of 6d, upper handle; 7, lower handle, 7a, lower handle body, the oblique chute of 7b, lower handle; 8, spring housing; 9, lock washer; 10, lower handle screw; 11, pot body, 11a, pot body body, 11b, pot body rivet; 12, lower handle sheath; 13, retaining valve, the valve body of 13a, retaining valve, the sealing ring of 13b, retaining valve, the bleeder port of 13c, retaining valve, part under the spool of 13d, retaining valve, part on the spool of 13e, retaining valve, the sealing gasket of 13f, retaining valve, the nut of 13g, retaining valve; 14, cushion rubber; 15, upper handle screw.
As shown in Figure 1, the utility model is made up of the lower handle (7) that is installed in retaining valve (13), the upper handle (6) on the pot cover (1) and be installed on pot body (11), comprising the pressure indicating cap (2), sliding bar (3), spring (4), Spring connector plug (5) and the spring housing (8) that are installed on the upper handle (6).
As shown in Figure 1 and Figure 4, the spool of retaining valve (13) (13d and 13e) is a up and down float, on the spool of retaining valve (13) under part (13d) and the spool part (13e) by behind annular knurl on the contact-making surface, being connected into its interference ground pressing whole, the bottom of spool (13d) is equipped with silicone rubber O-ring (13b), be close on the spool (13d) of sealing ring (13b) top, be drilled with 2～4 horizontal bleeder ports (13c), bleeder port (13c) runs through with the centre bore that the bottom does not penetrate, and link to each other with the top bleeder port, lead to atmosphere.When pressure (more than the 5kpa) was arranged in the pot, spool (13d and 13e) upwards floated and seals with valve body (13a), between valve body (13a) and the pot cover (1) sealing gasket (13f) is arranged; When pot inner pressure was lower than 5kpa, spool (13d and 13e) relied on deadweight to fall; After spool (13d and 13e) falls, when its top by sliding bar (3) when blocking, gas can pass through outside a bleeder port (13c) on the spool (13d) discharges pot in the pot.Thread segment on the valve body of retaining valve (13a) passes installing hole from the reverse side of pot cover (1), cooperates with the nut (13g) that is positioned at pot cover (1) front retaining valve, is tightened on the pot cover (1).
As Fig. 1 and shown in Figure 5, the top of the nut of retaining valve (13g) is " T " font.Upper handle (6) head cavity has a "T"-shaped groove, and cover is inserted on the "T"-shaped head of nut (13g) of retaining valve, passes installing hole on pot cover (1) edge with two upper handle screws (15), is tightened on the interior nut of upper handle (6).
As Fig. 1 and shown in Figure 6, the head of sliding bar (3) has individual Long Circle hole, and when the spool (13d and 13e) of retaining valve when floating, its spool (13d and 13e) just in time passes this Long Circle hole, and stops sliding bar (3) to move backward; When the spool (13d and 13e) of retaining valve when falling, because of the head of sliding bar (3) is not subjected to stopping of spool (13d and 13e), so can successfully seesaw.
As shown in figures 1 and 3, upper handle (6) inner chamber has top gathering sill (6b), middle part gathering sill (6c) and bottom gathering sill (6d), makes front-rear reciprocation movement for sliding bar (3).Spring connector plug (5) passes the porthole of spring housing (8), spring (4), sliding bar (3) and upper handle (6), and its head is connected to the outside of upper handle (6) porthole, and its afterbody is inserted in the middle part gathering sill (6c) of upper handle (6) inner chamber.Do not having under the situation of external force, sliding bar (3) resets because of the effect that spring (4) elastic force is arranged retreats to the rear end.
As depicted in figs. 1 and 2, lower handle (7) load onto lower handle sheath (12) with lower handle screw (10) pass lock washer (9) be fastened on a pot body (11a) with the pot body rivet (11b) riveted joint handle set on, the front end end face of lower handle (7a) has an oblique chute (7b), during cover closing/opening, the shank of sliding bar (3) must pass through this oblique chute (7b), with the seesaw position and the direction of control sliding bar (3).Close when covering, the oblique chute (7b) of lower handle (7a) becomes to making sliding bar (3) forward.Close lid when not in place, the head of sliding bar (3) shelters from retaining valve (13), and the spool (13d and 13e) of retaining valve (13) is not increased, and can not seal, outside pot, discharge the bleeder port (13c) of gas from retaining valve core (13d) in the pot, thereby realize the purpose that pot inner pressure does not increase; Close and cover when putting in place, the Long Circle hole of sliding bar (3) head just in time is on the retaining valve core (13e), and spool (13e) can see through the normal emersion in hole of sliding bar (3), guarantees the pressure cooker sealing; When retaining valve core (13e) emersion, uncap, because the head length circular port of sliding bar (3) is pulled on the spool (13e) and can not retreats, therefore the shank of sliding bar (3) is stuck in the oblique chute (7b) of lower handle (7a), upper handle (6) can not be rotated, thereby reach the purpose that pressure cooker is not opened and covered; Uncap after retaining valve core (13e) falls, sliding bar (3) is not stopped by spool (13e), can be freely retreats along the oblique chute (7b) of lower handle (7a), thereby can successfully uncap.The last part (2a) of pressure indicating cap and following (2b) of pressure indicating cap be involutory to be riveted in the pilot hole of upper handle (6) head, move up and down flexibly, outside spherical light, can obviously observe, when retaining valve core (13e) emersion, its spool (13e) ejects pressure indicating cap (2), to show in the pot pressure is arranged; When retaining valve core (13e) when falling, pressure indicating cap (2) relies on its deadweight to fall simultaneously, does not have pressure to show in the pot.
Claims (2)
1, a kind of quick formula pressure cooker cover closing/opening safety device, be by the retaining valve (13) that is installed on the pot cover (1), upper handle (6) and the lower handle (7) that is installed on pot body (11) are formed, comprising the pressure indicating cap (2) that is installed on the upper handle (6), sliding bar (3), spring (4), Spring connector plug (5) and spring housing (8), it is characterized in that: on the spool of retaining valve (13) under part (13d) and the spool part (13e) be pressed into whole up and down float, sealing ring (13b) is arranged at the bottom of spool (13d), the centre bore that has horizontal bleeder port and bottom not to penetrate on spool (13d) and the spool (13e) connects, spool (13d) come-up keeps sealing with valve body (13a), between valve body (13a) and pot cover (1) sealing gasket (13f) is arranged, thread segment on the valve body (13a), pass installing hole from the reverse side of pot cover (1), the nut (13g) positive with being positioned at pot cover (1) cooperates, and is tightened on the pot cover (1).The top of nut (13g) is " T " font, upper handle (6) head cavity has a "T"-shaped groove, cover is inserted on the "T"-shaped head of nut (13g), pass installing hole on pot cover (1) edge with screw (15), be tightened on the nut in the upper handle (6), upper handle (6) inner chamber has top gathering sill (6b), middle part gathering sill (6c) and bottom gathering sill (6d), makes front-rear reciprocation movement for sliding bar (3).The head of sliding bar (3) has individual Long Circle hole, and the spool of retaining valve (13d and 13e) floats, and its spool (13d and 13e) just in time passes this Long Circle hole, and stops sliding bar (3) to move backward; Spool (13d and 13e) falls, and the head of sliding bar (3) breaks away from stopping of spool (13d and 13e).Spring connector plug (5) passes spring housing (8), spring (4), the porthole of sliding bar (3) and upper handle (6), its head is connected to the outside of upper handle (6) porthole, its afterbody is inserted in the middle part gathering sill (6c) of upper handle (6) inner chamber, sliding bar (3) retreats to the rear end and resets under the elastic force effect of spring (4), lower handle (7) load onto sheath (12) with screw (10) pass lock washer (9) be fastened on a pot body (11a) with rivet (11b) riveted joint handle set on, the front end end face of lower handle (7a) has an oblique chute (7b), the shank of sliding bar (3) is controlled the seesaw position and the direction of sliding bar (3) by this oblique chute (7b).
2, a kind of quick formula pressure cooker cover closing/opening safety device according to claim 1, it is characterized in that: the last part (2a) of pressure indicating cap and following part (2b) be involutory to be riveted in the pilot hole of upper handle (6) head, up and down, outside spherical obviously as seen, spool (13e) come-up ejects pressure indicating cap (2); Spool (13e) falls, and pressure indicating cap (2) then falls by its deadweight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209314 CN2413621Y (en) | 2000-04-13 | 2000-04-13 | Quick action type lid open/close safety device for pressure-cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209314 CN2413621Y (en) | 2000-04-13 | 2000-04-13 | Quick action type lid open/close safety device for pressure-cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2413621Y true CN2413621Y (en) | 2001-01-10 |
Family
ID=33576464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00209314 Expired - Fee Related CN2413621Y (en) | 2000-04-13 | 2000-04-13 | Quick action type lid open/close safety device for pressure-cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2413621Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029370A (en) * | 2017-04-24 | 2017-08-11 | 浙江威能消防器材股份有限公司 | A kind of overpressure relief extinguisher valve |
-
2000
- 2000-04-13 CN CN 00209314 patent/CN2413621Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029370A (en) * | 2017-04-24 | 2017-08-11 | 浙江威能消防器材股份有限公司 | A kind of overpressure relief extinguisher valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |