CN101862115A - Electric pressure cooker with sliding spring plate - Google Patents
Electric pressure cooker with sliding spring plate Download PDFInfo
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- CN101862115A CN101862115A CN 201010169228 CN201010169228A CN101862115A CN 101862115 A CN101862115 A CN 101862115A CN 201010169228 CN201010169228 CN 201010169228 CN 201010169228 A CN201010169228 A CN 201010169228A CN 101862115 A CN101862115 A CN 101862115A
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- spring plate
- sliding spring
- projection
- pot
- hot tray
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Abstract
The invention provides an electric pressure cooker with a sliding spring plate, which comprises a pot body, an inner pot, a pot cover, a base and an electric hot tray. The inner pot is arranged in the pot body, the electric hot tray is arranged in the base, and the inner bottom of the middle layer close to the sidewall is provided with an even number of convex plates; the sliding spring plate and the convex column on the electric hot tray are connected with the convex plates; and a pressure switch is arranged on the bottom of the outer side of the middle layer. The invention has the advantages of simple structure, easy manufacture, simple installation and maintenance and long service life. The pressure release value is 2-2.5 times of the working pressure, e.g. less than or equal to 200kPa. Moreover, the invention has a stable performance and can realize the precise pressure control and completely satisfy national requirements for safety.
Description
Technical field
The present invention relates to the electric pressure cooking saucepan technical field, more specifically to the improvement of electric pressure cooking saucepan technology.
Background technology
At present, disclosed electric pressure cooking saucepan is various in style on the market, and style is also of all kinds, but existing elastic construction electric pressure cooking saucepan all is provided with flexible member at electric hot tray and middle interlayer.Chinese patent " resilient supporting unit of electric pressure cooking saucepan ", the patent No.: 200920060890.X, a kind of resilient supporting unit of electric pressure cooking saucepan is disclosed, it comprises outer pot and shell fragment, described outer pot bottom is evenly distributed with the convex tendon group, the convex tendon group comprises two convex tendons that raise up, and is provided with shell fragment separately on each convex tendon group, and two parallel convex tendons of convex tendon group are by contacting and the support shell fragment with the lower surface of shell fragment.Setting by convex tendon group and independent shell fragment, overcome the inhomogeneous and not high problem of intensity of elasticity that whole shell fragment setting brings, and shell fragment designs by support, avoided the elasticity problem of non-uniform that the labyrinth of independent resilient element, individual difference cause greatly in the prior art, and convex tendon mechanism makes the intensity in the outer the bottom of a pan increase, make electric pressure cooking saucepan elastic device simply, uniform elastic and intensity height.In addition, Chinese patent " resilient supporting unit of full automatic electric pressure cooker ", the patent No.: 200920053592.8, a kind of resilient supporting unit of full automatic electric pressure cooker also is provided, include shell fragment and outer pot, it is characterized in that shell fragment is the full wafer annular, which is provided with some erection openings, the bottom surface of outer pot is provided with two annular concentric boss that raise up, and two annular concentric boss contact common support with annular shell fragment lower surface and shell fragment.The invention has the beneficial effects as follows: because the present invention adopts with one heart two annulus convexes to support the resiliency supported of annular shell fragment as electric pressure cooking saucepan, therefore can realize that big travel compression can guarantee enough supporting forces, elastic deformation good linearity, control accuracy height, handling ease again, the structure that is compared to existing circular shell fragment simultaneously has province's material, lightweight characteristics.Above-mentioned technology is because electric hot tray, shell fragment, the connection in middle level is fixed, can't avoid abnormal sound probably, pressure during the electric pressure cooking saucepan operate as normal is bigger, requirement to shell fragment is higher relatively, make the manufacturing cost height, the pressure control displacement is little simultaneously, improper pressure control is seriously out of control, and poor work stability can not meet the safety requirement, lengthening along with service time, operating pressure will constantly decay, influence culinary art effect, and pressure switch directly is contained on the electric hot tray in addition, to the requirement height of pressure switch, will reduce greatly the service life of pressure switch on the other hand on the one hand.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiency of prior art and the electric pressure cooking saucepan that has sliding spring plate that a kind of simple in structure, easy to manufacture, pressure precise control, stable performance, long service life are provided.
The present invention can take following technical scheme:
A kind of electric pressure cooking saucepan that has sliding spring plate, contain a pot body, interior pot, pot cover, base, electric hot tray, interior pot places in pot body, and pot cover is installed on the top of pot body, electric hot tray is installed in the base, and its structural feature is: the middle level is provided with the boss of even-multiple by the inner bottom part of sidewall; The upper end of boss is respectively left spacing hole and fixing hole respectively; One end of sliding spring plate is fixed on the fixing hole, and the sliding spring plate other end is provided with projection, and projection places in the spacing hole; The back side of electric hot tray is provided with the projection that is complementary with boss, and projection and sliding spring plate link together; Pressure switch is directly installed on the exterior bottom in middle level.
Described boss is that 3-5 is right; Projection correspondingly matches.
The shift length of described projection in spacing hole is 0-4mm; The height of projection (11) is greater than 6mm.
Described sliding spring plate is any shape in rectangle, ellipse, the crescent.
Described projection is fixed together by interstitial hole on the sliding spring plate and sliding spring plate.
Described boss is triangular in shape or quadrangle layout on the inner bottom part in middle level.
Outstanding effect of the present invention is:
1), the present invention simple in structure, easy to manufacture, install and keep in repair easy.
2), the present invention is that pressure with electric pressure cooking saucepan carries out elastic displacement by middle level, electric hot tray, shell fragment, stable performance, pressure precise control.
3), cost of the present invention is low, uses parts few, cost is low.
4), have no abnormal sound when the present invention works, fault rate is low, and pressure switch is directly installed on the exterior bottom in middle level, long service life.
5) the present invention is because the effect of shell fragment, interior pot distance of axial displacement is more than 2mm, and the projection horizontal displacement is between 0-4mm, can realize accurate pressure control, improper release simultaneously, can satisfy country's " safety of family expenses and similar applications electrical equipment " relevant requirements again, pressure relief value is 2～2.5 times of operating pressure, promptly smaller or equal to 200kPa.
Below in conjunction with accompanying drawing the present invention is done detailed explanation:
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is an electric hot tray structure cutaway view.
Fig. 3 is the structural representation of shell fragment.
Fig. 4 is the structural representation of boss 7.
The specific embodiment
A kind of electric pressure cooking saucepan that has sliding spring plate, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, contain pot body 1, interior pot 2, pot cover 3, base 4, electric hot tray 5, interior pot 2 places in pot body 1, pot cover 3 is installed on the top of pot body 1, electric hot tray 5 is installed in the base 4, and middle level 6 leans on the inner bottom part of sidewall that boss 7 is set 3 pairs; The upper end of boss 7 is respectively left spacing hole 8 and fixing hole 9 respectively; One end of sliding spring plate 10 is fixed on the fixing hole 9, and sliding spring plate 10 other ends are provided with projection 11, and projection 11 places in the spacing hole 8; The back side of electric hot tray 5 is provided with the projection 12 that is complementary with boss 7, and projection 12 links together with sliding spring plate 10; Pressure switch 13 is directly installed on the exterior bottom in middle level 6.Described boss 7 is 3 pairs; Projection 12 correspondingly matches.The length of spacing hole 8 is 10mm; The height of projection 11 is 6.5mm.Sliding spring plate 10 is a rectangle.Projection 12 is fixed together by interstitial hole on the sliding spring plate 10 14 and sliding spring plate 10.Boss 7 is layout triangular in shape on the inner bottom part in middle level 6.
Embodiment 2
With embodiment 1.Different is: sliding spring plate is a crescent.Boss 7 is set to 4 pairs, and boss 7 is the quadrangle layout on the inner bottom part in middle level 6.
Operation principle: connect power supply, the electric hot tray heating, moisture food is subjected to thermal evaporation in the interior pot, steam produces pressure in interior pot and since pot cover with the middle level for being rigidly connected, pressure passes to electric hot tray by interior pot, electric hot tray transfers the pressure on the shell fragment again, shell fragment produces strain, and interior pot, electric hot tray move down simultaneously, on the electric hot tray with pressure switch contact position driving pressure switch; When reaching certain displacement, pressure switch disconnects cuts off the electricity supply, and electric hot tray stops heating; Interior pot temperature reduces gradually, and interior pot inner pressure also reduces gradually, and shell fragment elastic force discharge to promote electric hot tray, interior pot moves up, and rises when moving on to setting value when the position, and pressure switch is connected, the electric hot tray heating of switching on once more.This process constantly moves in circles, and can realize the automatic control of electric pressure cooking saucepan.
Claims (6)
1. electric pressure cooking saucepan that has sliding spring plate, contain a pot body (1), interior pot (2), pot cover (3), base (4), electric hot tray (5), interior pot (2) places in pot body (1), pot cover (3) is installed on the top of a pot body (1), electric hot tray (5) is installed in the base (4), it is characterized in that: middle level (6) are provided with the boss (7) of even-multiple by the inner bottom part of sidewall; The upper end of boss (7) is respectively left spacing hole (8) and fixing hole (9) respectively; One end of sliding spring plate (10) is fixed on the fixing hole (9), and sliding spring plate (10) other end is provided with projection (11), and projection (11) places in the spacing hole (8); The back side of electric hot tray (5) is provided with the projection (12) that is complementary with boss (7), and projection (12) links together with sliding spring plate (10); Pressure switch (13) is directly installed on the exterior bottom of middle level (6).
2. a kind of electric pressure cooking saucepan that has sliding spring plate according to claim 1 is characterized in that: described boss (7) is right for 3-5; Projection (12) correspondingly matches.
3. a kind of electric pressure cooking saucepan that has sliding spring plate according to claim 1 is characterized in that: the shift length of described projection (11) in spacing hole (8) is 0-4mm; The height of projection (11) is greater than 6mm.
4. a kind of electric pressure cooking saucepan that has sliding spring plate according to claim 1 is characterized in that: described sliding spring plate (10) is any shape in rectangle, ellipse, the crescent.
5. a kind of electric pressure cooking saucepan that has sliding spring plate according to claim 1 is characterized in that: described projection (12) is fixed together by interstitial hole (14) on the sliding spring plate (10) and sliding spring plate (10).
6. a kind of electric pressure cooking saucepan that has sliding spring plate according to claim 1 and 2 is characterized in that: described boss (7) is triangular in shape or quadrangle layout on the inner bottom part of middle level (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010169228 CN101862115A (en) | 2010-05-05 | 2010-05-05 | Electric pressure cooker with sliding spring plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010169228 CN101862115A (en) | 2010-05-05 | 2010-05-05 | Electric pressure cooker with sliding spring plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101862115A true CN101862115A (en) | 2010-10-20 |
Family
ID=42954203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010169228 Pending CN101862115A (en) | 2010-05-05 | 2010-05-05 | Electric pressure cooker with sliding spring plate |
Country Status (1)
| Country | Link |
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| CN (1) | CN101862115A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110664220A (en) * | 2018-07-02 | 2020-01-10 | 松下知识产权经营株式会社 | Rice cooker |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2879885Y (en) * | 2005-08-10 | 2007-03-21 | 何志健 | Pressure bearing means for electric pressure cooker |
| CN200942016Y (en) * | 2006-06-26 | 2007-09-05 | 林安毅 | Electric pressure cooker |
| CN201091496Y (en) * | 2007-08-29 | 2008-07-30 | 钟培祝 | Electric pressure cooker with super-pressure protection |
| CN201197612Y (en) * | 2008-04-30 | 2009-02-25 | 九阳股份有限公司 | Electric pressure cooker |
| CN201719051U (en) * | 2010-05-05 | 2011-01-26 | 广东威王集团顺德电器有限公司 | Electric pressure cooker with sliding elastic sheet |
-
2010
- 2010-05-05 CN CN 201010169228 patent/CN101862115A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2879885Y (en) * | 2005-08-10 | 2007-03-21 | 何志健 | Pressure bearing means for electric pressure cooker |
| CN200942016Y (en) * | 2006-06-26 | 2007-09-05 | 林安毅 | Electric pressure cooker |
| CN201091496Y (en) * | 2007-08-29 | 2008-07-30 | 钟培祝 | Electric pressure cooker with super-pressure protection |
| CN201197612Y (en) * | 2008-04-30 | 2009-02-25 | 九阳股份有限公司 | Electric pressure cooker |
| CN201719051U (en) * | 2010-05-05 | 2011-01-26 | 广东威王集团顺德电器有限公司 | Electric pressure cooker with sliding elastic sheet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110664220A (en) * | 2018-07-02 | 2020-01-10 | 松下知识产权经营株式会社 | Rice cooker |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20101020 |