CN202445830U - Handle assembly for pressure cooker - Google Patents
Handle assembly for pressure cooker Download PDFInfo
- Publication number
- CN202445830U CN202445830U CN2011203066267U CN201120306626U CN202445830U CN 202445830 U CN202445830 U CN 202445830U CN 2011203066267 U CN2011203066267 U CN 2011203066267U CN 201120306626 U CN201120306626 U CN 201120306626U CN 202445830 U CN202445830 U CN 202445830U
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- Prior art keywords
- pressing piece
- recess
- steel ball
- handle assembly
- pressure
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- Expired - Lifetime
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Abstract
The utility model provides a handle assembly for a pressure cooker. The handle assembly comprises a pressing member, a base component, a steel ball, a first concave portion, a second concave portion, a spring and a button, wherein two downward swallowtail-shaped protruding portions which are mutually parallel longitudinally are arranged on the lower surface of the pressing member, two dovetail grooves which are mutually parallel longitudinally are arranged on the upper surface of the base component, the steel ball is loaded by a spring and provided with a working position and a non-working position, the first concave portion and the second concave portion are formed on the base component respectively, the spring is arranged on the pressing member, the button is used for releasing the steel ball and can be pressed and slide, the base component is fixed on the outer wall of a cooker body of the pressure cooker, and each of the two downward swallowtail-shaped protruding portions of the pressing member can be assembled in one corresponding dovetail groove in a sliding mode.
Description
Related application
The application be submit to the name of Jin Feng group on April 19th, 2010, be entitled as " pressure cooker ", the dividing an application of the utility model application of application number 201020165148.8.
Technical field
The utility model relates to a kind of handle assembly, particularly relates to a kind of handle assembly that is used for pressure cooker.
Background technology
For many years, pressure cooker uses in family kitchen always.They generally include the pot body with pot cover, and said pot cover can add to be depressed impervious collocation form and be sealed on the said pot body.Said pot cover combines at least one safety valve usually.In use, said pot body is placed on the pressure cooker and to content and heats, thereby increases the pressure in the pot body in fact.Have been found that when food and under elevated pressure, boil or during boiling, the process that boils is much faster than situation about under atmospheric pressure, boiling.When said pot body is sealed and is designed to especially under high pressure work, exist a kind of for guaranteeing to prevent to explode the promptly requirement of release pressure always.Therefore, the safety valve that is designed to discharge internal pressure in a predetermined level or degree being provided is exactly common affairs.But such safety valve can be stopped up by the content in the said pot body once in a while, and this just causes a kind of situation of danger to occur, and the situation of this danger is exactly the blast that under the worst situation, causes said pot body.
For said pot body is worked satisfactorily, the pressure in the said pot body is maintained at a certain degree, thereby can calculate suitable boiling the time, is very important.
Yet the solution of these problems realizes through the utility model.
The utility model content
According to the utility model; Provide a kind of pressure cooker; Said pressure cooker comprises the pot body that has pot cover, and said pot cover can be sealed on the said pot body, and said pot body or said pot cover comprise pressure relief valve; Wherein, said pressure relief valve is calibrated to said pressure cooker can be worked under the pressure between 300mmAQ and the 400mmAQ.
Preferably be provided with two pressure relief valves.In a preferred embodiment, a said pressure relief valve is a lift valve, and another said pressure relief valve is a ball valve.Said lift valve is calibrated under the pressure of about 100mmAQ and begins to open, and said ball valve is calibrated under the pressure of about 200mmAQ and at first begins to open.Two said pressure relief valves are calibrated to the pressure that remains between 300mmAQ and the 400mmAQ.
In addition, the handle assembly of common pressure cooker comprises upper-part and lower component, and wherein, upper-part is arranged on the pot cover, and lower component then is positioned on pot body.When the working pressure pot, the user is placed on pot cover on pot body, and makes the counterpart of upper-part and lower component aim at and engage so that pot cover is compressed and seals.Because the upper and lower parts of handle assembly are separately positioned on pot cover and the pot body, make in the use of handle assembly very inconvenient, and the storage of pot cover and place and also seem more numerous and diverse.
Therefore, another purpose of the utility model provides a kind of handle assembly that is used for pressure cooker, and wherein, said handle assembly comprises pressing piece, and said pressing piece is at the downward projection that has two parallel each other swallow-tail forms on vertically on its lower surface; Bottom parts, said bottom parts its upper surface have two vertically on parallel each other dovetail groove; Spring-loaded steel ball, said steel ball has operating position and inoperative position; Be respectively formed at first recess and second recess on the said bottom parts; Be arranged on the spring on the said pressing piece; Be used for discharging pushing and button slidably of steel ball; Wherein, said bottom parts is fixed on the outer wall of pot body of pressure cooker, and each in the downward projection of said two swallow-tail forms of said pressing piece is fitted among corresponding of said two dovetail grooves of said bottom parts slidably.
In others, said spring is placed in the hole at the rear portion that is formed at said pressing piece, and to said steel ball prestrain, makes said steel ball be positioned in said first recess or said second recess.Said first recess and said second recess are vertically gone up spaced apart each other, and said first recess is communicated with said second recess through vertical slit.The position that is opened at said pot cover; The said hole of said pressing piece is aimed at said first recess; Said steel ball is positioned in said first recess, and at the sealing station of said pot cover, the said hole of said pressing piece is aimed at said second recess; Said steel ball is positioned in said second recess, and the front portion of wherein said pressing piece is pressed against on the said pot cover.Said pressing piece is connected on the said outer wall of said pot body through lug.Said pressing piece and said bottom parts are processed by molded heat resistant plastice.
The above-mentioned handle assembly that is used for pressure cooker of the present invention has the good technical effect.At first, make pot cover become simple with respect to the placement and the seal process of pot body.The user need not as prior art the appropriate section of upper and lower parts is aimed at and engaged, and only need push slidably button and promote pressing piece forward the front portion of pressing piece is positioned on the pot cover, can realize compressing and sealing of pot cover.Secondly, using and storing conveniently of pot cover removed the upper-part on the pot cover and made that the access of pot cover is more easy.And the technique effect of other of handle assembly of the present invention also is significantly, does not enumerate one by one at this.
Description of drawings
With reference now to accompanying drawing, describe the embodiment of the utility model in detail by means of example, wherein:
Fig. 1 is the perspective view according to the pressure cooker of an embodiment of the utility model;
Fig. 2 is the perspective view of bottom of the pot cover of said pressure cooker;
Fig. 3 is the cutaway view of getting through the said pot cover of said pressure cooker;
Fig. 4 illustrates the part decomposition diagram that pressure discharges lift valve;
Fig. 5 is the decomposition diagram that illustrates the pressure ball relief valve;
Fig. 6 is the cutaway view of said pressure ball relief valve;
Fig. 7 is the cutaway view that said pressure discharges lift valve;
Fig. 8 is in the lock state or the perspective view of the said pressure cooker of configuration;
Fig. 9 is the cutaway view of a handgrip that is in the said pressure cooker of unlocked state or configuration;
Figure 10 is in the lock state or the cutaway view of the said handgrip of the said pressure cooker of configuration; And
Figure 11 is the decomposition diagram of the componentry of said handgrip and locking device.
The specific embodiment
The pressure cooker 10 according to the utility model that illustrates in the accompanying drawing mainly comprises the pot body of usually being processed by stainless steel or aluminium 1, and said pot body has bottom and the wall construction of determining shroud or outer cover, is used for boiling or the food that boils can be placed in the said pot body.Said pot body 1 is sealed by pot cover 2; Said pot cover 2 has the observation window of the form that is the middle lid 22 that arches upward or swell, and the lid 22 that arches upward in said centre is processed and be fixed to centre or central the mentioning on the handle 23 that is positioned at said pot body 1 by the heat resistant glass of strengthening.The lid that arches upward in said centre 22 is with ring cover 5 sealed engagement of processing like aluminium and be supported in the said ring cover 5.The said ring cover 5 of aluminum has to the skirt section that extends below 6 at its periphery, and the lip ring of processing like silicon 25 is being supported in said skirt section 6.Each side at the relative side of said pot body is provided with handle assembly 11; Said handle assembly 11 comprises pressing piece 12; As shown in Figure 8; Said pressing piece 12 is slided into the top at the edge of said ring cover 5 engage, to force the ring-shaped lug or flange 9 sealed engagement at said ring cover 5 and the top that is formed on said pot body 1.The said lip ring 25 that silicon is processed is used for accomplishing sealing, and guarantees in case said pot body is in a kind of state of sealing, just can pressurize to said pot body through the bottom that heat is applied to said pot body 1.
Said ring cover 5 comprises first safety valve or the pressure relief valve 4 and second safety valve or the pressure relief valve 3 that are the ball valve form that is the lift valve form.Two said safety valves 3,4 are positioned in spaced positions respectively on said ring cover 5.Said safety valve 3,4 is used for when work, controlling the pressure in the said pot body 1 and also prevents overvoltage to occur in the said pot body 1 as safety component or structure.
Fig. 3 and 4 shows lift valve 4 with decomposition and assembled view respectively.Said lift valve 34 comprises bottom acceptor 411, and said bottom acceptor 411 has a plurality of holes 46 that are communicated with centre gangway 42 that are provided with along its circumferential side, and said centre gangway 42 is formed on to be with in the externally threaded spigot 416.Said acceptor 411 defines shoulder 413, and there is O shape ring 414 location on said shoulder, and said spigot 416 extends through the perforate 415 on the wall of said ring cover 5.The hollow cap 412 that has the outlet opening 43 and the tap 47 of a plurality of circumferential side settings along it is arranged to be screwed to said being with on the externally threaded spigot 416, and 452 of poppet valve element are placed in the said centre gangway 42 of said acceptor 411.Said poppet valve element 452 has bottom 45 and bar portion 419, wherein, and said bottom support O-ring packing 451, and said bar portion 419 extends and passes said outlet opening 43, referring to shown in Figure 3.Under normal atmospheric pressure, the weight of said poppet valve element 452 makes O-ring packing 451 be located in the top of said screw thread spigot 416 and prevents that pressure from arriving said outlet 47 from the inside effusion of said lift valve.When pressure increased, said poppet valve element 452 was pushed upwardly and makes pressure overflow through said O-ring packing 451 and through said tap 47.
For closed pot cover and to said pressure cooker pressurization; Handle assembly or handgrip 11 that the footpath upwards relatively is arranged on the said pot body 1 have pressing piece 12; Said pressing piece 12 can slide into the sealing station shown in Figure 10 from the open position shown in Fig. 9, and said open position makes said pot cover 12 to be removed.
Shown in Fig. 9-11, each handgrip 11 comprises the molded heat resistant plastice bottom parts 130 with lug 131, said lug is bolted on the outer wall of said pot body 1.Said bottom parts 130 is also determined planar upper surface 132, and said planar upper surface 132 comprises the isolated dovetail groove 111 of pair of parallel and has the slit 112 of first or second recess 115,116 at arbitrary end.Pressing piece 12 also forms so that heat resistant plastice is molded, and said pressing piece 12 has the downward projection 121 of a pair of swallow-tail form, and said projection 121 is arranged to and can in the said groove 111 of the said bottom parts of said handle assembly, be slided.Small ball 124 receives urging of spring 123, thereby seat is placed in the female portion 115 or 116 at arbitrary end place of said slit 112, with the arbitrary end place at said slit said pressing piece is held in place.Said pressing piece holds puts thumb button 125, and the said thumb button 125 of putting can be slided by front and back, from the female portion 115 or 116, to discharge said steel ball 124.
At open position shown in Figure 9; Said pressing piece is located on the top on surface of said handgrip 11; And said steel ball 124 is pushed into by spring 123 in said lip-deep said first recess 115 of said bottom parts of said handgrip 11, therefore said pressing piece is remained on said open position.In order said pressing piece to be moved to said closure or the sealing station shown in Figure 10; Push the said thumb button 125 of putting; Said steel ball 124 is discharged; So that said pressing piece 12 can slide into sealing station shown in Figure 10 forward, at said sealing station, said steel ball 124 is positioned in said second recess 116 shown in Fig. 9 and 11.Therefore, said handgrip 11 is locked in the sealing station of work.
Said each valve on the said pressure cooker is ad hoc calibrated, under the pressure between 300mmAQ and the 400mmAQ, worked to guarantee said pressure cooker.Make said pressure cooker at first pressure, promptly working under the low pressure has unique advantage, wherein needn't just can open said pressure cooker by first release pressure.Pressure cooker under high pressure cannot be opened pot cover usually before pressure has been released.Two said safety valves 3,4 ad hoc have been designed to work under different pressures.Said first valve, promptly lift valve 4, have been designed to reach first pressure or low pressure when pressure, during like 100mmAQ, at first open, and this is called starting pressure.When discharging some pressure, the pressure in the said pot body can continue to increase.When said pot body reaches second pressure or high pressure, during like 200mmAQ, said second valve, promptly ball valve 3 is opened.The unlatching of two said valves has the effect that strengthens release pressure, but can not stop the further increase of pressure.In other words, said lift valve 4 continues to open when the internal pressure of said pot body is on 100mmAQ, and two said safety valves are opened simultaneously when the internal pressure of said pot body reaches 200mmAQ.Before pressure in said pot body had reached 350mmAQ, perhaps even worse really saying reached before 350mmAQ ± 50mmAQ, and two said safety valve continuous firings and their opening degree increase along with the increase of pressure.Specifically, when the internal pressure in said pressure cooker from 200mmAQ during 350mmAQ ± 50mmAQ, two said safety valves are held continuous unlatching always.At that time, two said safety valve complete openings discharge any overvoltage thus, and guarantee that basically the pressure in the said pot body rests on 350mmAQ ± 50mmAQ.The operating pressure of two said safety valves is at first opened at said starting pressure to guarantee them, and is kept its operating pressure at 350mmAQ ± 50mmAQ by calibration carefully.Thereby two said safety valves are little by little opened to complete opening pressure from first starting pressure, prevent any further supercharging in pot body thus.Said ball valve 3 is compared with said lift valve 4 more and can not be blocked by content or food, and two said safety valve work of combining provide required operating pressure, also prevents the overvoltage in the said pot body 1 simultaneously.
Claims (7)
1. handle assembly (11) that is used for pressure cooker is characterized in that said handle assembly (11) comprising:
Pressing piece (12), said pressing piece is at the downward projection (121) that has two parallel each other swallow-tail forms on vertically on its lower surface;
Bottom parts (130), said bottom parts its upper surface have two vertically on parallel each other dovetail groove (111);
Spring-loaded steel ball (124), said steel ball has operating position and inoperative position;
Be respectively formed at first recess (115) and second recess (116) on the said bottom parts (130);
Be arranged on the spring (123) on the said pressing piece (12);
Be used for discharging pushing and button (125) slidably of steel ball;
Wherein, Said bottom parts is fixed on the outer wall of pot body (1) of pressure cooker, and each in the downward projection (121) of said two swallow-tail forms of said pressing piece is fitted among corresponding of said two dovetail grooves (111) of said bottom parts slidably.
2. according to the described handle assembly of claim 1; It is characterized in that: in the said inoperative position of said steel ball; Said pressing piece (12) is in the position that the pot cover (2) of said pressure cooker is opened; And in the said operating position of said steel ball, said pressing piece (12) is in the position that said pot cover (2) is sealed.
3. according to the described handle assembly of claim 2; It is characterized in that: said spring (123) is placed in the hole at the rear portion that is formed at said pressing piece (12); And, make said steel ball be positioned in said first recess (115) or said second recess (116) to said steel ball prestrain.
4. according to the described handle assembly of claim 3, it is characterized in that: said first recess and said second recess are vertically gone up spaced apart each other, and said first recess (115) is communicated with said second recess (116) through vertical slit (112).
5. according to the described handle assembly of claim 4; It is characterized in that: in the position that is opened of said pot cover, the said hole of said pressing piece (12) is aimed at said first recess (115), and said steel ball is positioned in said first recess (115); And at the sealing station of said pot cover; The said hole of said pressing piece (12) is aimed at said second recess (116), and said steel ball is positioned in said second recess (116), and the front portion of wherein said pressing piece is pressed against on the said pot cover (2).
6. according to claim 1 or 5 described handle assemblies, it is characterized in that: said pressing piece is connected on the said outer wall of said pot body through lug (131).
7. according to the described handle assembly of claim 1, it is characterized in that: said pressing piece and said bottom parts are processed by molded heat resistant plastice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203066267U CN202445830U (en) | 2010-04-19 | 2010-04-19 | Handle assembly for pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203066267U CN202445830U (en) | 2010-04-19 | 2010-04-19 | Handle assembly for pressure cooker |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201651488U Division CN202027404U (en) | 2010-04-19 | 2010-04-19 | Pressure cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202445830U true CN202445830U (en) | 2012-09-26 |
Family
ID=46861731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203066267U Expired - Lifetime CN202445830U (en) | 2010-04-19 | 2010-04-19 | Handle assembly for pressure cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202445830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688029A (en) * | 2015-03-13 | 2015-06-10 | 陆流 | Improved structure of pot cover |
-
2010
- 2010-04-19 CN CN2011203066267U patent/CN202445830U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688029A (en) * | 2015-03-13 | 2015-06-10 | 陆流 | Improved structure of pot cover |
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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 |
Granted publication date: 20120926 |
|
| CX01 | Expiry of patent term |