CN2153988Y - Multifunction safety pressure cooker - Google Patents

Abstract

The utility model belongs to an improvement on a pressure cooker which is a cooking appliance in a kitchen. The cooker body of the utility model and the lateral margin of a cooker lid are correspondingly provided with two groups of short handles; a right upper handle is provided with a control button and a pushing pin; the middle part which contacts the cooker lid is provided with an inner cavity with a lateral opening; a circular cavity with a lateral opening in the position where a left upper handle contacts the cooker body is provided with a spring and a round rod pushing pin; the upper part of an exhaust pipe in the cooker lid is provided with a pressure regulating and limiting valve, and the lateral part is provided with a spring safety valve; a lining cooker can be positioned in the cooker body. The utility model has a plurality of functions, for example, the pressure in the cooker can not rise if the cooker lid is not completely closed, the cooker lid can not be opened if pressure exists in the cooker, the lid can be opened only after the pressure is automatically relieved when the cooker lid is opened, etc.

Description

Multifunction safety pressure cooker

The utility model belongs to the improvement of kitchen cooking utensils pressure cooker.

The cooking utensils pressure cooker of using always in people's daily life takes place for preventing the interior superpressure contingency of pot in use, generally is to be provided with blast pipe and pressure limiting valve at the pot cover middle part, adorns the safety valve of fuse sheet in the pot cover upper lateral part is established.Usually the qualification pressure in the pot is 100KPa, raise when exceeding 2 times of left and right sides of level pressure power as pot inner pressure, and the fuse sheet fusing in the pot cover upper lateral part safety valve, steam is discharged from safety valve, and pot inner pressure is descended, and reaches the assurance purpose of safety.As the pressure in the pot higher (being lower than the force value of fuse sheet fusing), and be eager to uncap or faulty operation without pressure release again, can let out because of expandable gas in the pot is prominent and cause the accident of user's permanent disability to happen occasionally.When safety valve can only be worked as pressure above setting, melt pressure release by fuse sheet, when pressure is lower than setting, also have certain pressure in the pot, pot cover is opened, and can have an accident to bring unnecessary loss to the user.How just can make the pressure cooker security insurance, to make the user relieved, be that relevant department very pays close attention to anxious to be solved always.

The purpose of this utility model is the shortcoming at above-mentioned existence, provides a kind of when the maloperation of folding pot cover, can not cause the accident that do not have to take place, and can play the multi-function pressure cooker of security insurance effect.

The purpose of this utility model is achieved in that it is that pot body (5) top and pot cover (4) lateral margin are provided with two groups of short handles that are made of left and right upper handle (1,6) and left and right lower handle (7) accordingly; Control knob (14) and ejector pin (13) with the double-deck disk of eccentric pusher dog are housed on the upper right handle (6), and its middle part has the inner chamber of being with the side mouth with pot cover (4) contact site, and ejector pin (13) is put in the chamber; Be provided with spring (17) and round bar ejector pin (16) in the cylindrical cavity of upper left handle (1) and pot body (5) contact site bit strip side mouth, its upper face is stamped label (18); Blast pipe (25) top at pot cover (4) middle part is provided with the pressure-regulating and pressuring-limiting valve (3) that is made of inner valve body (21), valve stamen (20), bonnet (19) and outer valve (24); The spring safety valve (2) that pot cover (4) sidepiece is provided with is made of by the valve handle (26) that shaft coupling (28) is connected to valve body (30), band sealing gasket (31) spool (27) that is with spring (29) and bivalve stamen (27) upper end; Can place all cornice through holes in the pot body (5), go up the lining pot (8) that marginal zone is carried the hole, the outer bottom of lining pot (8) contacts with pot body (5) inner bottom part support (9).

Pressure cooker is by to the improvement of handle, pressure limiting valve, safety valve etc., makes it have pot cover and close not sternly that pot inner pressure can not raise; As pressure is arranged in the pot, pot cover is not opened; When opening pot cover, behind the first releasing pressure automatically, multiple function such as just can uncap.Set spring safety valve has been removed the replacing fuse sheet from and fuse sheet pops, trouble that hot gas is hurted sb.'s feelings and danger.The lining pot that is provided with in the pressure cooker is expanded its function.It is simple in structure, be easy to processing, and safety performance is good, safe and reliable.

Description of drawings:

Fig. 1 is a contour structures schematic diagram of the present utility model.

Fig. 2 is the vertical view of Fig. 1.

Structural representation when Fig. 3 is pot body of the present utility model and the unlatching of pot cover right handles.

Structural representation when Fig. 4 is pot body of the present utility model and the locking of pot cover right handles.

Structural representation when Fig. 5 is pot body of the present utility model and the unlatching of pot cover left handle.

Structural representation when Fig. 6 is pot body of the present utility model and the locking of pot cover left handle.

Fig. 7 is a pressure-regulating and pressuring-limiting valve structural representation of the present utility model.

Fig. 8 is a structural representation under the spring safety valve normal condition of the present utility model.

Fig. 9 is a structural representation under the spring safety valve abnormal conditions of the present utility model.

Figure 10 is the lining Cooker structure schematic diagram in the utility model pot body.

Figure 11 is the left view of Figure 10.

Figure 12 is and the supporting bale handle structural representation of the utility model pot body liner pot.

Figure 13 is and the supporting supporting structure schematic diagram of the utility model pot body liner pot.

Figure 14 is the left view of Figure 13.

Figure 15 is the vertical view of Figure 13.

Figure 16 is a spring safety valve valve body structure schematic diagram of the present utility model.

Figure 17 is a spring safety valve valve handle structural representation of the present utility model.

Figure 18 is a spring safety valve bowl seal mat structure schematic diagram of the present utility model.

Figure 19 is a spring safety valve exterior nut cap structural representation of the present utility model.

Figure 20 is the vertical view of Figure 19.

Figure 21 is a spring safety valve valve stamen structural representation of the present utility model.

Figure 22 is a nut structure schematic diagram in the spring safety valve of the present utility model.

Figure 23 is a right handles structural representation of the present utility model.

Figure 24 is the vertical view of Figure 23.

Figure 25 is the upward view of Figure 23.

Figure 26 is a left handle structural representation of the present utility model.

Figure 27 is the vertical view of Figure 26.

Figure 28 is the upward view of Figure 26.

Figure 29 is the ejector pin structural representation on the utility model right handles.

Figure 30 is the left view of Figure 29.

Figure 31 is the vertical view of Figure 29.

Figure 32 is the knob structure schematic diagram on the utility model right handles.

Figure 33 is the upward view of Figure 32.

Figure 34 is the cylinder ejector pin structural representation on the utility model left handle.

Figure 35 is the left view of Figure 34.

Figure 36 is a lower handle structural representation of the present utility model.

Figure 37 is the vertical view of Figure 36.

Figure 38 is the upward view of Figure 36.

Figure 39 is the structural representation of the utility model pot cover lateral margin prescription shape window.

Further narrate below in conjunction with accompanying drawing:

Upper right handle (6) (is seen Fig. 3, Fig. 4) when totally assembling turning ejector pin (13) is put into the cavity of upper right handle (6), control handle (14) is intersected the hole from the different radii on upper right handle (6) top again and insert, the angle of chute transfer that makes the pusher dog of turn-knob (14) enter ejector pin (13) both can.To go up right handles (6) then is installed on the pot cover lateral margin, upper right handle is affixed by sunk screw and pot cover (4) lateral margin, the ejector pin head place of matching and square window (35) is arranged in pot cover (4) lateral margin and upper right handle (6), the ejector pin head leans out upper right handle portion, stretches into window during assembling.The interior curved pot tooth edge of pot cover (4) facade is provided with the protruding retaining (10) of inside punching out.Upper left handle (1) (is seen Fig. 5, Fig. 6) when totally assembling with cylinder ejector pin (16) cover upper spring (17), in upper left handle (1) the side cylindrical cavity of again both being packed into together, with adhesive label (18) is bonded on the cavity of upper left handle (1) top again.Then, the upper left handle of piece installing is installed on the pot cover lateral margin together, upper left handle (1) is affixed by sunk screw and pot cover (4) lateral margin, cylinder ejector pin (16) square toes portion is put into square window before affixed.Lower handle (7) be left and right can interchangeabling form, its installation form is earlier sheath (12) to be placed on the handle, uses screw (15) that it is fixed on one's body the pot again.It is two pannikin teeth that pot body (5) installation lower handle (7) is located with pot cover (4) left and right sides upper handle (1,6) the release mechanism place of matching.

Pressure-regulating and pressuring-limiting valve (3) when totally assembling (see figure 7) with valve stamen (20) put into inner valve body (21) by the dress hole, use bonnet (19) to align again and screw.Outer valve when assembling, spike ejector pin (22) is put into the pin-and-hole of outer valve (24) respectively, use clamp ring (23) to slip in cannelure by valve body (24) top from the outside again, clamp and both can.Outer valve is the heavy wall cylindrical body, and its lateral surface top has the wide groove that circles round, and crosses cylindrical column heart symmetry on the groove that circles round and has a pair of aperture, and the movable ejector pin of the spike of interior dress (22) is clamped with clamp ring.Outer valve (24) is enclosed within on the inner valve body (21), and protruding the prolonging of spike ejector pin (22) pinning inner valve body (21) makes it two-in-one, but controlled pressure is in 100KPa ± 10KPa scope.The overall assembling of spring safety valve (2) (seeing Fig. 8, Fig. 9), valve stamen (27) rounded nose is put bowl-shape silica gel sealing rubber cushion (31), again spring (29) is enclosed within its stock part, then stock is partly packed in the circular hole in the tubular valve body (30), the bottom puts interior nut (33) after annulus sealing gasket (34) and valve body (30) screw, valve stamen (27) stretches out valve body (30) part, after the pilot hole of the pilot hole of valve handle (26) of band opening and valve stamen (27) aligned, put on shaft coupling (28), shaft coupling should rotate freedom in the valve stamen.After valve has been adorned, add that sealing gasket (32) penetrates in the inclined to one side installing hole of the band of pot cover (4), the bottom screws with exterior nut cap and gets final product.

During use, owing on pot cover (4) lateral margin, be provided with the protruding shelves (10) of inside punching out, when control knob is in locking state, the relative serratd edge contact with the pot body of protruding shelves is used for preventing opening clockwise pot cover, and at this moment turning ejector pin (13) stretches into the interior push rod of pot cover and returns in the right handles (6), sealing ring (11) is in running order, its underpart cross bar is also stepped back thereupon, enters on the crosspiece of lower handle (7), has so just prevented that pot cover (4) from counterclockwise opening.In right handles (6) work simultaneously, the round bar ejector pin (16) in the left handle (1) is gone up relatively a pot serratd edge by pot body (5) simultaneously and is pushed up back left handle (1) closing pot, and sealing ring (11) is in running order.At this moment the relative serratd edge interlock of pot body can safe operate as normal.If the user forgets locking and heat that at this moment control knob (14) is in and opens the position, corresponding turning ejector pin (13) stretches in the pot cover its head jack-up sealing ring (11).Garden masthead pin (16) in the left handle (1) does not raise pot inner pressure sealing ring (11) jack-up (as Fig. 3), guarantees safety.During if uncap, must open control knob, the pot cover of outwarding winding again earlier.As at this moment in the pot pressure being arranged, because the ejector pin effect, back down O-ring seal, make that pot inner pressure is instantaneous to release, guarantee safe in utilization.

During work, spring safety valve (2) blocks as pressure limiting valve does not take place, and its sealing as generation are unusual, and the pot inner pressure liter causes 160KPa and is unlocked, because the different distance of valve handle (26) makes safety valve (2) be in opening (see figure 8) all the time.A large amount of gases at high pressure moments lets out to the greatest extent, guarantees safe in utilization.Pressure-regulating and pressuring-limiting valve (3) makes has multiple pressure in the pot.The lining pot can increase the pressure cooker function of use.

Claims (3)

1, a kind of multifunctional safe pressure cooker has a pot body, pot cover and handle, it is characterized in that a pot body (5) top and pot cover (4) lateral margin are provided with two groups of short handles that are made of left and right upper handle (1,6) and left and right lower handle (7) accordingly; Control knob (14) and ejector pin (13) with the double-deck disk of eccentric pusher dog are housed on the upper right handle (6), and its middle part has the inner chamber of being with the side mouth with pot cover (4) contact site, and ejector pin (13) is put in the chamber; Be provided with spring (17) and round bar ejector pin (16) in the cylindrical cavity of upper left handle (1) and pot body (5) contact site bit strip side mouth, its upper face is stamped label (18); Blast pipe (25) top at pot cover (4) middle part is provided with the pressure-regulating and pressuring-limiting valve (3) that is made of inner valve body (21), valve stamen (20), bonnet (19) and outer valve (24); The spring safety valve (2) that pot cover (4) sidepiece is provided with is by valve body (30), be with valve handle (26) formation that band sealing gasket (31) spool (27) bivalve stamen (27) upper end of spring (29) is connected to by connecting shaft (28); Can place all cornice through holes in the pot body (5), go up the lining pot (8) that marginal zone is carried the hole, the outer bottom of lining pot (8) contacts with pot body (5) inner bottom part support (9).

2, according to the described pressure cooker of claim 1, it is characterized in that the interior curved pot tooth edge of pot cover (4) facade, be provided with the protruding retaining (10) of inside punching out.

3,, it is characterized in that it is two pannikin teeth that a pot body (5) installation lower handle (7) is located with pot cover (4) left and right sides upper handle (1,6) the release mechanism place of matching according to the described pressure cooker of claim 1.

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