CN201629262U - Pressure switch of electric pressure cooker - Google Patents
Pressure switch of electric pressure cooker Download PDFInfo
- Publication number
- CN201629262U CN201629262U CN2010201361930U CN201020136193U CN201629262U CN 201629262 U CN201629262 U CN 201629262U CN 2010201361930 U CN2010201361930 U CN 2010201361930U CN 201020136193 U CN201020136193 U CN 201020136193U CN 201629262 U CN201629262 U CN 201629262U
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- CN
- China
- Prior art keywords
- shell fragment
- electric pressure
- pressure cooker
- outer rim
- pressure switch
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a pressure switch mounted on an electric pressure cooker. The pressure switch comprises a locating block, an upper elastic piece structure, a conductive piece provided with a fixed contact and a lower elastic piece, which are connected sequentially through insulators, the other end of the upper elastic piece structure is connected on the lower elastic piece through an insulation column, a propping element is arranged on the outer edge of the other end of the lower elastic piece, the propping element comprises a fixed supporting seat and an adjusting piece, the fixed supporting seat is fixed on the outer edge of the lower elastic piece, a connecting hole is formed on the fixed supporting seat, the adjusting piece is movably mounted above the connecting hole and capable of moving up and down along the connecting hole. As long as the distances between the propping element and the parts of the electric pressure cooker contacted therewith are adjusted, the pressure switch can correctly and effectively control the on-and-off of the electric pressure cooker, stabilize the pressure in the cooker, and improve the application safety of the electric pressure cooker.
Description
Technical field
The utility model relates to a kind of parts that are installed on electric pressure cooker, particularly a kind of pressure switch of electric pressure cooker.
Background technology
Existing this pressure switch that is installed on electric pressure cooker be by locating piece, have moving contact last shell fragment mechanism, have the conducting strip of fixed contact, down shell fragment each other by insulator connect successively constitute.When electric pressure cooker was worked, pressure switch promoted down shell fragment by the holder element that is placed in down shell fragment, and following shell fragment promotes to go up shell fragment mechanism by insulated column, thereby realized the break-make of pressure switch, and then the pressure in the control pot, played the effect of overvoltage protection.But existing holder element major part all is a push rod, and push rod only is fixed in down on the shell fragment, the locator value of unadjustable pressure, thereby can not accurately control the pot inner pressure value, cause the pressure in the pot out of control easily, thereby produce dangerous.At present, have a kind of holder element of pressure switch to can be regulating element on the market, this holder element is a screw rod, the both sides up and down of following shell fragment all are provided with nut, and screw rod is installed on the nut, by the both sides nut is unclamped, screw rod is moved up or down, thereby regulate the pressure locator value in the pot.But, when screw rod is adjusted to required pressure locator value, nut is in the process of locking, the phenomenon of displacement can appear in screw rod, thereby can not accurately regulate the pressure locator value of expection, therefore, the pressure locator value that this pressure switch is regulated is inaccurate, cause pressure and predetermined pressure in the pot inconsistent, also can produce certain danger.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, can accurately regulate pressure locator value, the safe pressure switch that is installed on electric pressure cooker.
Goal of the invention of the present utility model is achieved in that a kind of pressure switch that is installed on electric pressure cooker, comprise the locating piece that connects successively by insulator, last shell fragment mechanism, the conducting strip that has fixed contact, following shell fragment, the other end outer rim that should go up shell fragment mechanism is connected in down on the shell fragment by insulated column, and the other end outer rim of shell fragment is provided with the holder element down, it is characterized in that: described holder element comprises hold-down support, regulating part, hold-down support is fixed on the outer rim of following shell fragment, hold-down support is provided with connecting hole, regulating part is movably installed on the connecting hole, and can move up and down along connecting hole.
Described connecting hole is provided with screw thread, by screw thread regulating part and hold-down support is flexibly connected.
Described regulating part is an adjusting screw(rod).
Described hold-down support is fixed by welding in down on the outer rim of shell fragment.
Described hold-down support by riveted and fixed on the outer rim of following shell fragment.
The described shell fragment mechanism of going up comprises shell fragment, interfix sheet, hollow shell fragment, bow-shaped shrapnel, shell fragment is arranged at interfix sheet both sides, one end outer rim of shell fragment bends downwards and fixedlys connected with the hollow shell fragment, the outer rim bottom of the other end of hollow shell fragment is provided with and the corresponding moving contact of fixed contact, and be connected with the termination of bow-shaped shrapnel, and the other end of bow-shaped shrapnel is buckled on the termination of interfix sheet.
Described locating piece is provided with adjusting rod, and the lower end of adjusting rod is provided with insulating bar, and insulating bar relies on the interfix sheet.
The utility model improves the pressure switch that prior art is installed on electric pressure cooker, by the holder element is divided into hold-down support and regulating part, hold-down support is fixed in the outer rim of following shell fragment and runs through shell fragment down, regulating part is movably installed on the hold-down support, and the user only need regulate regulating part and move up or down.Like this, the distance of the parts of the electric pressure cooker that adjusting holder element is in contact with it, regulate required pressure locator value in the pot thereby accurately reach, an and then accurate pressure that detects in the pot, control the break-make of electric pressure cooker effectively, guarantee the pressure stability of electric pressure cooker, thereby improve the safety in utilization of electric pressure cooker greatly.
Description of drawings
Accompanying drawing 1 is in the structural representation of off-state for the utility model embodiment;
Accompanying drawing 2 is in the vertical view of off-state for the utility model embodiment;
Accompanying drawing 3 is the cutaway view of A-A among the utility model embodiment Fig. 2;
Accompanying drawing 4 is in the structural representation of closed "on" position for the utility model embodiment.
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
Extremely shown in Figure 4 according to Fig. 1, a kind of pressure switch that is installed on electric pressure cooker described in the utility model, mainly form by locating piece 1, last shell fragment mechanism 2, the conducting strip 3 that has fixed contact 31, following shell fragment 4, insulator 5, insulator 6 is arranged at locating piece 1, last shell fragment mechanism 2, conducting strip 3, shell fragment 4 connects successively by the termination of insulator 5 with locating piece 1, last shell fragment mechanism 2, conducting strip 3, following shell fragment 4 each other down.And the other end outer rim that goes up shell fragment mechanism 2 is connected in down on the shell fragment 4 by insulated column 6, and the other end outer rim of shell fragment 4 is provided with the holder element down, this holder element comprises hold-down support 7 and regulating part 8, hold-down support 7 runs through following shell fragment 4 and is fixed on the outer rim of following shell fragment 4, this hold-down support 7 is fixedlyed connected with following shell fragment 4 by welding, and perhaps hold-down support 7 can be by riveted and fixed on the outer rim of following shell fragment 4.Also be provided with connecting hole 9 on the hold-down support 7, regulating part 8 is installed on the connecting hole 9, and connecting hole 9 is provided with the screw thread that matches with regulating part 8, and regulating part 8 is moved up or down on connecting hole 9, and this regulating part 8 is an adjusting screw(rod).Like this, can regulate the distance of adjusting screw(rod) and pot inner part exactly, accurately detect the interior pressure locator value of pot.
Moreover, the shell fragment mechanism 2 of going up of the present utility model comprises shell fragment 21, interfix sheet 22, hollow shell fragment 23, bow-shaped shrapnel 24, shell fragment is arranged at interfix sheet 22 both sides, one end outer rim of shell fragment 21 bends downwards and fixedlys connected with hollow shell fragment 23, the outer rim bottom of the other end of hollow shell fragment 23 is provided with and fixed contact 31 corresponding moving contacts 32, and be connected with the termination of bow-shaped shrapnel 24, and the other end of bow-shaped shrapnel 24 is buckled on the termination of interfix sheet 22.Wherein, locating piece 1 is provided with adjusting rod 10, and the lower end of adjusting rod 10 is provided with insulating bar 11, and insulating bar 11 relies on the interfix sheet 22.
Promptly, during electric pressure cooker work, when the heating of electric pressure cooker inner bag is boosted, under the effect of the pressure of inner bag, the holder element is driven and is moved up, the holder element promotes shell fragment 4 down, following shell fragment 4 promotes to move on both sides shell fragment 21 and the hollow shell fragment 23 by insulated column, when hollow shell fragment 23 is crossed the horizontal line of bow-shaped shrapnel 24 and interfix sheet 22, under the effect of bow-shaped shrapnel 24, the outer rim of the other end of square shape shell fragment 23 moves up, and drives the fixed contact 31 that moving contact 32 leaves conducting strip, thereby power supply is disconnected, and electric pressure cooker does not heat; After temperature decline, the pressure of electric pressure cooker reduce, the holder element resets, making down shell fragment 4 drive hollow shell fragment 23 moves down, when hollow shell fragment 23 moves down the horizontal line of crossing bow-shaped shrapnel 24 and interfix sheet 22, under the effect of bow-shaped shrapnel 24, the moving contact 32 under the other end outer rim of hollow shell fragment 23 moves down, and it is connected on the fixed contact 31 on the conducting strip 3, power supply recloses, and electric pressure cooker is reworked.
Yet, the user can be according to actual conditions, the distance of the parts by regulating the electric pressure cooker that holder element of the present utility model is in contact with it, and then the pot inner pressure of control electric pressure cooker, accurately and effectively control the break-make of electric pressure cooker, thereby the pressure in the stable effectively pot, the safety in utilization of raising electric pressure cooker.
Claims (7)
1. pressure switch that is installed on electric pressure cooker, comprise the locating piece (1) that connects successively by insulator (5), last shell fragment mechanism (2), the conducting strip (3) that has fixed contact (31), following shell fragment (4), the other end outer rim that should go up shell fragment mechanism (2) is connected in down on the shell fragment (4) by insulated column (6), and the other end outer rim of shell fragment (4) is provided with the holder element down, it is characterized in that: described holder element comprises hold-down support (7), regulating part (8), hold-down support (7) is fixed on the outer rim of following shell fragment (4), hold-down support (7) is provided with connecting hole (9), regulating part (8) is movably installed on the connecting hole (9), and can move up and down along connecting hole (9).
2. according to the described pressure switch that is installed on electric pressure cooker of claim 1, it is characterized in that: described connecting hole (9) is provided with screw thread, by screw thread regulating part (8) and hold-down support (7) is flexibly connected.
3. according to the described pressure switch that is installed on electric pressure cooker of claim 2, it is characterized in that: described regulating part (8) is an adjusting screw(rod).
4. according to the described pressure switch that is installed on electric pressure cooker of claim 2, it is characterized in that: described hold-down support (7) is fixed by welding in down on the outer rim of shell fragment (4).
5. according to the described pressure switch that is installed on electric pressure cooker of claim 2, it is characterized in that: described hold-down support (7) by riveted and fixed on the outer rim of following shell fragment (4).
6. according to the described pressure switch that is installed on electric pressure cooker of claim 1, it is characterized in that: the described shell fragment mechanism (2) of going up comprises shell fragment (21), interfix sheet (22), hollow shell fragment (23), bow-shaped shrapnel (24), shell fragment (21) is arranged at interfix sheet (22) both sides, one end outer rim of shell fragment (21) bends downwards and fixedlys connected with hollow shell fragment (23), the outer rim bottom of the other end of hollow shell fragment (23) is provided with and the corresponding moving contact of fixed contact (31) (32), and be connected with the termination of bow-shaped shrapnel (24), be buckled on interfix sheet (22) termination and the other end of bow-shaped shrapnel (24) is adaptive.
7. according to the described pressure switch that is installed on electric pressure cooker of claim 1, it is characterized in that: described locating piece (1) is provided with adjusting rod (10), and the lower end of adjusting rod (10) is provided with insulating bar (11), and insulating bar (11) relies on the interfix sheet (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201361930U CN201629262U (en) | 2010-03-17 | 2010-03-17 | Pressure switch of electric pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201361930U CN201629262U (en) | 2010-03-17 | 2010-03-17 | Pressure switch of electric pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201629262U true CN201629262U (en) | 2010-11-10 |
Family
ID=43060660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201361930U Expired - Lifetime CN201629262U (en) | 2010-03-17 | 2010-03-17 | Pressure switch of electric pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201629262U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103198973A (en) * | 2013-03-25 | 2013-07-10 | 佛山市顺德区顺科键电器有限公司 | Manually reset pressure sensitive controller and electric pressure cooker using same |
| CN103876617A (en) * | 2014-03-11 | 2014-06-25 | 九阳股份有限公司 | Pressure switch capable of accurately controlling pressure, and electric pressure cooker |
| CN103960965A (en) * | 2013-01-28 | 2014-08-06 | 美的集团股份有限公司 | Overpressure protection device of electric pressure cooker, and electric pressure cooker with same |
| CN105595803A (en) * | 2015-12-23 | 2016-05-25 | 珠海格力电器股份有限公司 | Pressure cooker, pressure switch and pressure adjusting method of pressure switch |
-
2010
- 2010-03-17 CN CN2010201361930U patent/CN201629262U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103960965A (en) * | 2013-01-28 | 2014-08-06 | 美的集团股份有限公司 | Overpressure protection device of electric pressure cooker, and electric pressure cooker with same |
| CN103960965B (en) * | 2013-01-28 | 2016-07-06 | 美的集团股份有限公司 | The over-pressure safety device of electric pressure cooking saucepan and the electric pressure cooking saucepan with it |
| CN103198973A (en) * | 2013-03-25 | 2013-07-10 | 佛山市顺德区顺科键电器有限公司 | Manually reset pressure sensitive controller and electric pressure cooker using same |
| CN103876617A (en) * | 2014-03-11 | 2014-06-25 | 九阳股份有限公司 | Pressure switch capable of accurately controlling pressure, and electric pressure cooker |
| CN103876617B (en) * | 2014-03-11 | 2016-06-08 | 九阳股份有限公司 | The pressure switch of a kind of accurate pressure control and electricity pressure cooker |
| CN105595803A (en) * | 2015-12-23 | 2016-05-25 | 珠海格力电器股份有限公司 | Pressure cooker, pressure switch and pressure adjusting method of pressure switch |
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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: 20101110 |