CN203762868U - Electric pressure cooker inner cover with cover middle column clamped by metal spring - Google Patents

Abstract

The utility model relates to an electric pressure cooker inner cover with a cover middle column clamped by a metal spring. A plate hole is formed in the center of a baffle, a long hole is formed in the right side of the plate hole, the left end of the spring is connected with the inner surface of the baffle, a column clamping portion is formed in the middle of the spring, and the right portion of the spring forms two bend lines bending in opposite directions to form a hand clamp. When the hand clamp is clamped by two fingers, the column clamping portion is expanded to allow the cover middle column to go in and out of the plate hole; when the hand clamp is unclamped, the cover middle column can be clamped by the column clamping portion. When cooking is performed, impurities are adhered onto the baffle, the cooker cover keeps clean, the baffle is convenient to assemble and disassemble and easy to clean, and the shortcoming that clean of the cover of an integral electric pressure cooker is troublesome is overcome.

Description

With metal spring, clamp the electric pressure cooking saucepan inner cap of pot cover center pillar

Affiliated technical field

The present invention relates to a kind of the electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, particularly pot cover integrated electric pressure cooker.

Background technology

Environmental protection during electric pressure cooking saucepan power saving joint, meets world trends, and development in recent years is very fast, and oneself progressively becomes the daily household wares of huge numbers of families.At the end of last year, the unit consolidation such as International Power association and Chinese Shuande electric pressure cooking saucepan alliance has been worked out electric pressure cooking saucepan international standard, and electric pressure cooking saucepan is to whole world penetration and promotion.

It is a lot of that China produces electric pressure cooking saucepan producer, working technical staff is numerous, and each technical staff of each producer thinks to improve electric pressure cooking saucepan performance to obtain benefit by every possible means, improve this improved technology and substantially improve, further improved space is more and more less, more and more difficult.But because electric pressure cooking saucepan use amount is extremely many, use face is extremely wide, therefore, so long as a bit useful improvement is all extremely important and estimable, all will society be produced to great contribution and unforeseeable technique effect.

Existing electric pressure cooking saucepan is divided into the split type and pot cover Contiuum type of pot cover.When pot cover Contiuum type has pressurized operation, the advantages such as convenient are covered in safety, folding.But the pot cover of pot cover Contiuum type is more difficult takes apart cleaning, this is to cause the pot cover integrated electric pressure cooker restriction bottleneck of penetration and promotion in a large number so far originally with many advantages.

How making the pot cover of pot cover integrated electric pressure cooker clean most convenient, is the original advanced integrated electric pressure cooker key of penetration and promotion in a large number.And this part work relates to national huge numbers of families broad masses daily life, meaning is not insignificant.

The inventor studies this far reaching work vital task as oneself, a kind of technology of cleaning pot cover most convenient is found in the research of being determined.But difficulty while easily doing while saying, this technical scheme is apparent absolutely not, and problem is not far easyly to obtain being satisfied with most solution.Through after failure repeatedly, the inventor is through prolonged and repeated experimental study, this time finally finds desired technical, solved satisfactorily the integrated electric pressure cooker restriction bottleneck of penetration and promotion in a large number that causes original advanced person.

Summary of the invention

In order to overcome existing pot cover integrated electric pressure cooker pot cover, be difficult to the defect of cleaning, the invention provides the electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring.

The present invention solves the technical scheme that its technical problem used: electric pressure cooker cover baffle plate (inner cap) periphery is equipped with O-ring seal, baffle plate center has plate hole, plate hole the right has oblong aperture, below the baffle plate on the plate hole left side, there is alignment protruding, spring left part make with the protruding shape of mating of alignment be enclosed within alignment protruding outside, spring left end is connected to baffle plate inner face, folder post portion is made at spring middle part, spring right part is made subtend infolding meander line, at meander line, suitably make establishment line in place, vertical line is made to hand folder, hand presss from both sides through slotted hole on baffle plate, with two fingers of a hand, clamping hand folder can expand folder post portion plate hole is passed in and out from pot cover center pillar, finger presss from both sides post portion while decontroling can clamp pot cover center pillar, or electric pressure cooker cover baffle plate periphery is equipped with O-ring seal, baffle plate center has plate hole, the spring of making of spring leaf accompanies end face, two sides and two hemibases of subtend infolding and two of front and back spring pinch, lower end, side is connected with line ball, two spring pinches are fixed on plate hole two limits, two hemibases can enclose clamps pot cover center pillar, while clamping two line ball top, limit with finger, two hemibases expand outwardly and make plate hole can pass in and out pot cover center pillar, and while decontroling finger, two hemibases set back to enclose and clamp pot cover center pillar, or electric pressure cooker cover baffle plate periphery is equipped with O-ring seal, baffle plate center has plate hole, on the plate hole left side, with determining spring part, spring head is arranged on baffle plate, spring two limit extended lines are made spring clip, pot cover center pillar can be clamped by folder post portion, folder post portion two limit extended lines have been crossed and have in position been gone up the mutual subtend infolding of turning round after plate hole, after infolding, in position make hand folder, with two fingers of a hand, clamping hand folder can expand folder post portion to make plate hole from the turnover of pot cover center pillar, and finger presss from both sides post portion while decontroling can clamp pot cover center pillar, or electric pressure cooker cover baffle plate periphery is equipped with O-ring seal, baffle plate center has plate hole, spring wire two ends are fixed on plate hole two appropriate locations, limit, in the middle of spring wire, be connected with metal bracing wire (bar), in metal bracing wire appropriate position, make one and half hand folders, in baffle plate appropriate location, be provided with vertical part, when clamping half hand folder with two fingers of a hand and founding part, spring wire outwards opens and makes plate hole from the turnover of pot cover center pillar, and when finger is decontroled, spring wire can be clamped pot cover center pillar, or electric pressure cooker cover baffle plate periphery is equipped with O-ring seal, baffle plate center has plate hole, the Compress Spring left side and vertical part are fixed on baffle plate, spring the right is connected with half hand folder, and half hand folder is connected with folder column piece, when clamping half hand folder with two fingers of a hand and founding part, Compress Spring compresses to the left side, drive folder column piece, to moving to left, can pass in and out from pot cover center pillar plate hole, and when finger is decontroled, Compress Spring extension makes to press from both sides column piece and can clamp pot cover center pillar, or electric pressure cooker cover baffle plate periphery is equipped with O-ring seal, baffle plate center has plate hole, at fastening setting one spring leaf in plate hole one side, after spring leaf bending to the right, be bent downwardly again and make infolding port to infolding, infolding port is clamped pot cover center pillar, then in spring leaf appropriate location, connects half hand folder, when clamping half hand folder with riser upper end with two fingers, infolding port outwards opens, and plate hole can be from the turnover of pot cover center pillar, and when finger is decontroled, spring wire can be clamped pot cover center pillar.

The invention has the beneficial effects as follows: after cooking, foreign material all stick on baffle plate, it is clean that pot cover keeps, and pot cover needn't take apart cleaning completely.Installation and dismantling baffle plate is very convenient, cleans baffle plate and is very easy to, and has solved integrated electric pressure cooker pot cover and has cleaned the defect bothering.For the penetration and promotion of original advanced pot cover integrated electric pressure cooker, cleared away biggest obstacle, had unforeseeable technique effect, meaning is very great.

Accompanying drawing explanation

Fig. 1 is the principle schematic of an embodiment of the mat woven of fine bamboo strips of the present invention.

Fig. 1 a is the partial schematic diagram that the B-B of Fig. 1 overlooks downwards.

Fig. 2 is that the A-A of Fig. 1 is to schematic diagram.

Fig. 3, Fig. 3 a, Fig. 3 b are the principle of the invention schematic diagrames that the spring clip manufactured with spring leaf is contained in baffle plate.

Fig. 3 is that schematic diagram is looked on the right side of the spring clip of Fig. 3 a, and Fig. 3 b is that the A-A of Fig. 3 a is to schematic diagram.

Fig. 4 is that the present invention makes spring head the principle schematic of the first embodiment of turn.

Fig. 5 is the top view of Fig. 4.

Fig. 6 is that the present invention makes spring head the principle schematic of the second embodiment of turn.

Fig. 7 is the principle schematic of five kinds of embodiment of the mat woven of fine bamboo strips of the present invention.

Fig. 8 is the principle schematic of six kinds of embodiment of the mat woven of fine bamboo strips of the present invention.

Fig. 9 is the principle schematic of seven kinds of embodiment of the mat woven of fine bamboo strips of the present invention.

1. inner caps (baffle plate) in figure, 2. determine spring part, 3. alignment is protruding, 4. pot cover, 5. spring wire, 6. plate hole (inner cap hole), 7. pot cover center pillar, 8. limit convex, 9. hand presss from both sides, 10. hide hole sheet, 11. vertical lines, 12. slotted holes, 13. meander lines, 14. folder post portions, 15. spring pinches, 16. sides, 17. line balls, 18. end faces, 19. hemibases, 20. keepers, 21. turns, 22. spring heads, 23. staples, 24. metal bracing wires, 25. half hand folders, 26. vertical parts, 27. Compress Springs, 28. stator parts, 29. folder column pieces, 30. spring leafs, 31. riser upper ends, 32. infolding ports, 33. folders

The specific embodiment

The practical title of inner cap herein, on baffle plate, is the foreign material that spray upward in order to hide gear Roll when cooking, and foreign material can not adhered on pot cover, thereby need not clean pot cover, particularly pot cover needn't be taken apart to cleaning.Baffle plate to the one side of pot cover inner face (below), another side is outside (above).Various metal spring system of the present invention is called for short spring, and spring has is contained in baffle plate inner face, and what have is contained in outside.Indication spring of the present invention is to produce flexible part.Hand folder, half hand folder, vertical part etc. are given a name in addition.

As depicted in figs. 1 and 2, the periphery of electric pressure cooker cover baffle plate (inner cap) 1 is equipped with O-ring seal (do not omit and do not draw), baffle plate center has plate hole (inner cap hole) 6, plate hole the right has slotted hole 12, below the baffle plate on the plate hole left side, (being inner face) has alignment protruding 3, alignment protruding 3 is the shapes that formed by baffle plate punching with machining process, and its effect is can not vacillated now to the left, now to the right in spring wire the right on horizontal plane, and impact folder post portion is inserted into pot cover center pillar 7.Spring left part can be done squarely or rectangle or triangle or the shape such as trapezoidal, the protruding shape of alignment matching can be square or rectangle or triangle or trapezoidal etc. equally, spring left part spring wire be enclosed within alignment protruding outside, its object is all that spring clip post portion and spring the right can not swung on horizontal plane.Spring left end by various technique as being fastened on baffle plate 1 with determining spring part 2, folder post portion 14 is made to clamp pot cover center pillar 7 in spring middle part, (position of the pot cover center pillar 7 shown in Fig. 2 is upper ends that its diameter is larger, folder post portion 14 is combined into a line in the drawings with the shaft external diameter of pot cover center pillar 7, in this explanation) spring right part makes subtend infolding meander line 13, at meander line, suitably make establishment line 11 in place, vertical line is made to hand folder 9, hand folder can be directly to be made by vertical line, can be to be also connected on vertical line with other part.Hand folder (just illustrates figure here but not production and processing technology) through slotted hole on baffle plate, and hand is clipped in baffle plate outside.During due to operation, vertical line needs the not parallel movement in left and right, and slotted hole must have certain width.In order not make foreign material spray into pot cover by Chang Kong Roll when cooking, on slotted hole or below (Fig. 1 for above outside) have one to hide hole sheet 10, as shown in Figure 1a, hide hole sheet has aperture to pass vertical line 11 to its shape, another vertical line is through narrow and small oblong aperture.With two fingers of a hand, clamping hand folder can expand folder post portion 14 to make baffle holes 6 from 7 turnover of pot cover center pillar, and finger presss from both sides post portion while decontroling can clamp pot cover center pillar.In order to make to press from both sides the balanced expansion in post portion two limits when clamping hand folder, as shown in Figure 2, on the baffle plate on plate hole the right, make limit convex 8.

Fig. 3, Fig. 3 a, Fig. 3 b are the principle schematic that the spring clip manufactured with spring leaf is contained in baffle plate.Fig. 3 is that schematic diagram is looked on the right side of the spring clip of Fig. 3 a, and Fig. 3 b is that the A-A of Fig. 3 a is to schematic diagram.As shown in the figure, the spring of making of spring leaf accompanies end face 18, two sides 16 and two hemibases 19 of subtend infolding and two of front and back pin 15, lower end, side is connected with line ball 17, hand folder shape is made on line ball top, two spring pinches 15 are fixed on baffle plate plate hole two limits, and two hemibases can enclose clamps pot cover center pillar 7.While clamping two limit line ball 17 upper hand folder shape line balls with finger, two hemibases expand outwardly and make plate hole can pass in and out pot cover center pillar, and while decontroling finger, two hemibases set back to enclose and clamp pot cover center pillar.

Fig. 4 is the cutaway view of cutting open from spring delineation spring part 2 and pot cover center pillar 7 lines of centres.For convenient signal, the turn of Fig. 4, spring wire are drawn as the pattern of wire diameter, and the spring wire of Fig. 5 is drawn as a line that there is no wire diameter, and meanwhile, alignment protruding 3 does not draw in Fig. 4, in this explanation.As shown in Figure 4 and Figure 5, inner cap (baffle plate) 1 center has inner cap hole (plate hole) 6, on the plate hole left side, with determining spring part 2, turn 21 is arranged on baffle plate, turn two limit extended lines are made spring clip, on baffle plate before turn and plate hole, make alignment protruding 3, turn two limit extended lines are enclosed within outside alignment protruding 3, and folder post portion 14 is made at spring middle part, and pot cover center pillar can be clamped by folder post portion.The present invention's folder word above and below can be the shaft of clamping pot cover center pillar, also can firmly clamp, and only presss from both sides at ordinary times post portion otherwise can deviate from just from the larger termination of pot cover center pillar upper end diameter.After having crossed plate hole, in position go up mutually to the infolding of inwardly turning round folder post portion two limit extended lines, the part of turning round limits with keeper 20, keeper covers in being fixed on staple 23, after turning round, in position make again hand folder 9, with two fingers of a hand, clamping hand folder just can outwards open folder post portion two limits so that plate hole can pass in and out from pot cover center pillar, in figure, dotted line represents to open rear state, and finger is decontroled rear reinstatement can clamp pot cover center pillar.

Various shapes can be made by the present invention folder post portion above and below, can direct or other connection metal or the nonmetal arc shape mating with pot cover center pillar of indirectly making, also the round line of making arc shape position can be struck out to flat and make the foreign material can be from plate hole gap spirt pot cover better to shelter from plate hole.

Fig. 6 makes the turn 21 of Fig. 4 on the spring head 22 of non-circle shape.Spring head is single spring line segment, and this spring line segment can be made semicircle shape or other shape.The shape of determining spring part 2 is also different from the shape of determining spring part of Fig. 4, and it is that non-spring round spring head portion is limited on baffle plate, and all the other parts and convex and Fig. 4,5 embodiment principle are identical.

Fig. 7 is five kinds of embodiment schematic diagrames of the mat woven of fine bamboo strips of the present invention.As shown in Figure 7, spring wire (5) two ends are fixed on plate hole two appropriate locations, limit, in the middle of spring wire, be connected with metal bracing wire (24), in metal bracing wire appropriate position, make one and half hand folders (25), in baffle plate appropriate location, be provided with vertical part (26), when clamping half hand folder with two fingers and founding part, spring wire outwards opens and makes plate hole from the turnover of pot cover center pillar, and when finger is decontroled, spring wire can be clamped pot cover center pillar.

Fig. 8 is another kind of embodiment.As shown, Compress Spring 27 left ends and vertical part 26 are together fixed on baffle plate, Compress Spring the right is connected with half hand folder 25, half hand folder is connected with folder column piece 29, when clamping half hand folder with two fingers of a hand and founding part, Compress Spring compresses to the left side, drives folder column piece to moving to left, plate hole can be passed in and out from pot cover center pillar, and when finger is decontroled, Compress Spring extension makes to press from both sides column piece and can clamp pot cover center pillar.

The Compress Spring of the present embodiment can be helical spring or wavy spring sheet or tortuous spring wire.Can spring outside or above with pipe or sheet or bar, limit its shape.

Fig. 9 is the 7th kind of embodiment.As Fig. 9, one end of spring leaf (line) 30 is fastened on appropriate location, plate hole one side, spring leaf upper end is preferably made riser upper end 31 as shown in the figure, then spring leaf is bent to right, bending downwards again, bend inwards again and make the infolding port 32 of suitable shape, to clamp pot cover center pillar.In order to make spring and infolding port open, on spring leaf the right, make rigidity folder 33, rigidity folder has the tail end of upwards holding up, with finger, clamp folder 33 tail ends and riser upper end 31, infolding port 32 opens, plate hole can be from the turnover of pot cover center pillar, and finger is decontroled rear reinstatement can clamp pot cover center pillar.

The spring leaf of Fig. 9 or spring wire can exchange.If spring wire can be made in addition the infolding port mating with pot cover center pillar and be connected with rigidity folder 33, pattern also can be changed in top, but principle is identical..

The torsion spring that the spring that Fig. 3 makes of spring leaf also can be made of spring wire replaces, and hemibase shape is identical with Fig. 3, and operation principle is also identical.The spring pinch of Fig. 3 can be to reinstate a spring leaf with end face one to manufacture, and spring pinch can be to be also connected on end face with other parts.

The metal bracing wire of Fig. 7 also can be made common spring pattern.

The parts such as hand folder of the present invention, half hand folder, folder can be itself to make various shapes by spring wire (sheet), also can be to be connected and to make with the spring wire of these parts after other metal or nonmetallic materials are made definite shape, its principle is identical, does not list one by one.

Fig. 1,2 spring also can be contained in baffle plate outer (on) face, corresponding convex also on baffle plate, and is cancelled slotted hole and is hidden hole sheet.Fig. 4,5,6,7,8 also can be conversely as Fig. 1,2, spring and accessory be contained in baffle plate (under) face, corresponding convex is also at baffle plate inner face.And for the movement that hand presss from both sides and half hand presss from both sides, must on baffle plate, make similar Fig. 1,2 slotted holes equally to make hand folder and half hand folder pass slotted hole, outside baffle plate, vertical part is also outside baffle plate.Its operation principle and Fig. 1,2 identical.

The present invention can make the performance of electric pressure cooking saucepan improve great class.As everybody knows, electric pressure cooking saucepan all will clean pot cover after cooking at every turn.Existing electric pressure cooking saucepan major part is pot cover split-type structural, and this structure takes food while opening pot cover at every turn and pot cover must be taken out and is placed on table top from pot body, dress take food after again pot cover from table top take up be placed on pot with it, very inconvenient.So invented pot cover integrated electric pressure cooker.But this structure bothers when cleaning pot cover.Someone has done another kind of pattern again, and that establishes an oblong aperture nearby at pot body plastic end hand exactly, establishes an intervention on pot cover, and pot cover is opened and rear intervention is inserted in oblong aperture.Somebody has done another kind of pattern, and ring in pot cover part and pot body is made to shaft hole matching shape, pot cover outward winding after pot cover part be inserted in middle ring cross-drilled hole, roll up pot cover and be placed in a pot body upside, also pot cover can be taken out to cleaning.All so many its objects of mode are all in order to make pot cover easily take apart cleaning, to solve pot cover integrated electric pressure cooker pot cover, take out the defect that cleaning comparatively bothers.Although above-mentioned variety of way pot cover easily takes apart cleaning, there is a maximum potential safety hazard, Here it is, and pot cover is quick-fried sometimes flies out to explode people or blow up object! Although electric pressure cooking saucepan has multiple security safety device, be all comparatively safe, just in case various insurance safety device is when malfunctioning, pot cover is just likely quick-fried to fly out; And it is not malfunctioning sometimes to insure safety device, but when operation error, also can cause that pot cover is likely quick-fried to fly out.China's real case has occurred a lot ofly for many years, such as You Yi leading company advertises, claims that electric pressure cooking saucepan is perfectly safe, but in Nanchang, has just occurred that pot cover is quick-fried flies out accident.Solving the quick-fried effective measures of coming that fly out of pot cover links together pot cover exactly securely with pot body.The present invention now can accomplish: while having pressure in the work pot of cooking, pot cover can link together with pot body securely, the defect that convenient solution pot cover difficulty is cleaned again simultaneously.As long as inner cap is designed to reasonable pattern, while cooking, in pot, foreign material are just difficult for being bonded on pot cover, and only can spray and be bonded on baffle plate.Existing electric pressure cooking saucepan cleans pot cover at every turn must two hand compounding practices, very trouble and time-consuming.Compared with prior art, shutter configuration of the present invention is very light simple, and with a hand dress, to tear baffle plate open extremely convenient, cleaning baffle plate is very easy.Whole nation electric pressure cooking saucepan user will have more than one hundred million families (early oneself surpasses several ten million users).8 year operating period an of electric pressure cooking saucepan, need to clean pot cover several thousand times to up to ten thousand times.The present invention only needs a hand to get final product easy manipulation, several thousand up to ten thousand times are needed to become only to need by a hand easy manipulation with the time-consuming operations improvement of trouble of two hands, not only convenient but also safety, for the daily life of huge numbers of families broad masses every day has solved practical problem, is apparent to social contribution.Facts have proved that the present invention has unforeseeable technique effect really.

Claims (15)

1. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (inner cap) (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), plate hole the right has slotted hole (12), spring left end is connected to baffle plate inner face, folder post portion (14) is made at spring middle part, spring right part is made subtend infolding meander line (13), at meander line, suitably make establishment line (11) in place, vertical line is made to hand folder (9), hand presss from both sides through slotted hole (12) on baffle plate, with two fingers of a hand, clamping hand folder can expand folder post portion plate hole is passed in and out from pot cover center pillar (7), finger presss from both sides post portion while decontroling can clamp pot cover center pillar.

2. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), the spring of making of spring leaf accompanies end face (18), two the spring pinches in two hemibases of two sides (16) and subtend infolding (19) and front and back (15), lower end, side is connected with line ball (17), two spring pinches are fixed on plate hole two limits, two hemibases can enclose clamps pot cover center pillar, while clamping two line ball top, limit with finger, two hemibases expand outwardly and make plate hole can pass in and out pot cover center pillar, while decontroling finger, two hemibases set back to enclose and clamp pot cover center pillar.

3. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), on the plate hole left side, with determining spring part (2), spring head (22) is arranged on baffle plate, spring two limit extended lines are made spring clip, pot cover center pillar can be clamped by folder post portion (14), folder post portion two limit extended lines have been crossed and have in position been gone up the mutual subtend infolding of turning round after plate hole, after infolding, in position make hand folder (9), with two fingers of a hand, clamping hand folder can expand folder post portion plate hole is passed in and out from pot cover center pillar, finger presss from both sides post portion while decontroling can clamp pot cover center pillar.

4. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), spring wire (5) two ends are fixed on plate hole two limits, in the middle of spring wire, be connected with metal bracing wire (bar) (24), in metal bracing wire appropriate position, make one and half hand folders (25), in baffle plate appropriate location, be provided with vertical part (26), when clamping half hand folder with two fingers of a hand and founding part, spring wire outwards opens and makes plate hole from the turnover of pot cover center pillar, and when finger is decontroled, spring wire can be clamped pot cover center pillar.

5. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), Compress Spring (27) left side and vertical part (26) are fixed on baffle plate, spring the right is connected with half hand folder (25), half hand folder is connected with folder column piece (29), when clamping half hand folder with two fingers of a hand and founding part, Compress Spring compresses to the left side, drive folder column piece to moving to left, plate hole can be passed in and out from pot cover center pillar, and when finger is decontroled, Compress Spring extension makes to press from both sides column piece and can clamp pot cover center pillar.

6. an electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring, it is characterized in that electric pressure cooker cover baffle plate (1) periphery is equipped with O-ring seal, baffle plate center has plate hole (6), at fastening setting one spring leaf in plate hole one side, after spring leaf bending to the right, be bent downwardly again and make infolding port to infolding, infolding port is clamped pot cover center pillar, in spring leaf appropriate location, connect again half hand folder, when clamping half hand folder with riser upper end with two fingers, infolding port outwards opens, plate hole can pass in and out from pot cover center pillar, when finger is decontroled, spring wire can be clamped pot cover center pillar.

7. a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring according to claim 1, is characterized in that having hiding hole sheet (10).

8. according to a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring described in claim 1,3, it is characterized in that baffle plate has alignment protruding (3), limit convex (8), spring left part be enclosed within alignment protruding outside.

9. a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring according to claim 1, is characterized in that not having slotted hole, spring to be contained in baffle plate outside on baffle plate.

10. according to a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring described in claim 3,4,5, it is characterized in that there is slotted hole on baffle plate, spring and accessory are contained in baffle plate inner face, and hand folder, half hand press from both sides through slotted hole in baffle plate outside; Vertical part is in baffle plate outside.

11. a kind of electric pressure cooking saucepan inner caps of clamping pot cover center pillar with metal spring according to claim 2, is characterized in that spring pinch can be to be connected on end face with other parts.

12. a kind of electric pressure cooking saucepan inner caps of clamping pot cover center pillar with metal spring according to claim 2, the torsion spring that the spring that it is characterized in that making of spring leaf also can be made of spring wire replaces.

13. according to a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring described in claim 1,3, it is characterized in that pressing from both sides post portion and can make various shapes, can direct or other connection metal or the nonmetal arc shape mating with pot cover center pillar of indirectly making, also the round line of making arc shape position can be struck out to flat and make the foreign material can be from plate hole gap spirt pot cover better to shelter from plate hole.

14. according to a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring described in claim 1,3, it is characterized in that spring left part can do squarely or rectangle or triangle or the shape such as trapezoidal, the protruding shape of alignment matching can be square or rectangle or triangle or trapezoidal etc. equally, spring left part spring wire be enclosed within alignment protruding outside.

15. according to a kind of electric pressure cooking saucepan inner cap of clamping pot cover center pillar with metal spring described in claim 3,4,5, it is characterized in that the parts such as hand folder, half hand folder, folder can be itself to make various shapes by spring wire (sheet), can be to be also connected and to make with the spring wire of these parts after other metal or nonmetallic materials are made definite shape.