CN111329334A

CN111329334A - Pressure cooker with safety locking mechanism for opening and closing cover

Info

Publication number: CN111329334A
Application number: CN201910015432.2A
Authority: CN
Inventors: 彭彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-08
Filing date: 2019-01-08
Publication date: 2020-06-26

Abstract

The invention discloses a pressure cooker with an opening-closing cover safety locking mechanism, which comprises a cooker body and a cooker cover, wherein concave-convex alternative cooker teeth are annularly arranged at the top in the cooker body, the cooker cover is rotationally fastened with the cooker teeth, an opening-closing unlocking mechanism is arranged between the cooker teeth and the cooker cover, the mechanism comprises a connecting rod, an opening-closing button and a locking piece for preventing the connecting rod from moving, the connecting rod is movably arranged in the cooker cover, one end of the connecting rod is abutted against the outer side surface of the cooker teeth and is in sliding fit with the outer side surface of the cooker teeth, the connecting rod is in elastic fit with the cooker cover through a connecting rod reset spring, the opening-closing button is arranged outside the cooker cover, the locking piece is arranged between the connecting rod and the opening-closing button and is in transmission connection with the opening-closing button, a warped plate is hinged with the cooker cover, one end of the warped plate is in elastic fit with the cooker cover through a warped plate reset, after the pot teeth push out the connecting rod, the hook is tightly attached to the connecting rod due to the elasticity of the wane reset spring.

Description

Pressure cooker with safety locking mechanism for opening and closing cover

Technical Field

The invention relates to a pressure cooker, in particular to a pressure cooker with a safety locking mechanism of an opening and closing cover.

Background

The locking piece of the traditional pressure cooker after the cover is opened can not automatically reset, because the pressure in the cooker body filled with boiling liquid is smaller when the cooker cover is covered again, the cooker cover can be covered on the boiling cooker body again even if the cover opening button is not pressed, the phenomenon that the cover is not closed in place easily occurs when the cooker cover is covered by a user at any time, the pressure in the cooker rises along with the lapse of time, the cooker cover is not locked in place but locked, the operation is careless, the user easily opens the cover under the high-pressure state, the danger of cover explosion and cover flying exists, the structure of the locking piece is complex, and the production and maintenance cost is high. In order to overcome the defects, an improved pressure cooker with a safety locking mechanism of an opening and closing cover is developed.

Disclosure of Invention

The invention aims to provide a pressure cooker with a safety locking mechanism for opening and closing a cover, which effectively solves the problems that a locking piece of the traditional pressure cooker cannot be automatically reset after the cover is opened, so that the cover can be covered on a boiling cooker body again even if a cover opening button is not pressed, the cover can not be closed in place easily when a user covers the cover at any time, the pressure in the cooker rises along with the lapse of time, the cover is not locked in place and is not locked, the user can open the cover under high pressure easily due to careless operation, the danger of cover explosion and cover flying exists, the structure of the locking piece is complex, and the production and maintenance cost is high.

The technical scheme adopted by the invention to solve the technical problem is as follows: the utility model provides a take pressure cooker of lid safety locking mechanism that opens and shuts, includes the pot body and pot lid, and unsmooth alternate pot tooth has been arranged to pot internal top annular, pot lid and the rotatory lock joint of pot tooth, be equipped with unlocking mechanism that uncaps between pot tooth and the pot lid, this mechanism includes connecting rod, uncap button and the locking piece that prevents the connecting rod motion, and the connecting rod activity sets up in the pot lid, and connecting rod one end is contradicted at pot tooth lateral surface and with pot tooth lateral surface sliding fit, the connecting rod passes through connecting rod reset spring and pot lid elastic fit, and the uncap button sets up outside the pot lid, and the locking piece setting is connected its characterized in that between connecting rod and uncap button and with the uncap: the locking piece includes wane and wane reset spring, wane and pot cover hinged joint, and wane reset spring and pot cover elastic fit are passed through to wane one end, and the wane is equipped with the couple, and the connecting rod corresponds couple department and is equipped with the spacing groove, and the couple stretches into the spacing inslot, and cover opening button is connected with the wane transmission to the control couple leaves the spacing groove, and the pot tooth is hugged closely owing to wane reset spring's elasticity with the connecting rod with the ejecting back couple of connecting rod.

The pot cover internal fixation sets up the wane support, wane and wane support hinged joint.

The rocker bracket is provided with a cross shaft, and the rocker is provided with a shaft hole allowing the cross shaft to pass through.

The rocker reset spring is a tension spring, one end of the rocker reset spring is connected with one end of the rocker pressed by the cover opening button, and the other end of the rocker reset spring is connected with the rocker bracket.

The lid opening button is in upper-lower limit sliding fit with the pot cover, an ejector rod is arranged at the bottom of the lid opening button and extends into the pot cover, and a button reset spring is further arranged between the bottom of the lid opening button and the pot cover.

The pot cover comprises a face cover and a bottom cover, the bottom cover is arranged at the bottom in the face cover, a buckling position is arranged on the inner wall of the bottom cover and is buckled with a pot tooth, a connecting rod is arranged between the face cover and the bottom cover, one end of the connecting rod faces to the periphery of the bottom cover and is provided with a contact, the periphery of the bottom cover is provided with a positioning hole corresponding to the contact, and the contact penetrates through the positioning hole from outside to inside.

The face cover is provided with a handle, and the cover opening button and the locking piece are arranged on the handle.

The invention has the beneficial effects that:

the invention adopts the technical scheme, the pressure cooker with the opening-closing cover safety locking mechanism comprises a cooker body and a cooker cover, concave-convex alternative cooker teeth are annularly arranged at the top in the cooker body, the cooker cover is rotationally fastened with the cooker teeth, an opening-closing unlocking mechanism is arranged between the cooker teeth and the cooker cover, the pressure cooker comprises a connecting rod, an opening-closing button and a locking piece for preventing the connecting rod from moving, the connecting rod is movably arranged in the cooker cover, one end of the connecting rod is abutted against the outer side surface of the cooker teeth and is in sliding fit with the outer side surface of the cooker teeth, the connecting rod is elastically matched with the cooker cover through a connecting rod reset spring, the opening-closing button is arranged outside the cooker cover, and the locking piece is arranged between the connecting rod: the locking piece includes wane and wane reset spring, wane and pot cover hinged joint, and wane reset spring and pot cover elastic fit are passed through to wane one end, and the wane is equipped with the couple, and the connecting rod corresponds couple department and is equipped with the spacing groove, and the couple stretches into the spacing inslot, and the button of uncapping is connected with the wane transmission and leaves the spacing groove with the control couple, and the pot tooth is hugged closely owing to wane reset spring's elasticity and connecting rod with the ejecting back couple of connecting rod. When uncapping, press the button of uncapping and drive the wane perk, the couple breaks away from the spacing groove, the connecting rod breaks away from the constraint of couple, rotatory pot lid this moment, the pot tooth is ejecting to the connecting rod, the pot lid breaks away from the pot tooth alright uncap, after uncapping because connecting rod reset spring pushes back the normal position with the connecting rod, the couple catches on the spacing groove once more, the connecting rod receives the couple constraint once more this moment, the locking piece resets, the connecting rod stops the rotation of pot lid on the pot body in withdrawing the pot lid, the user wants the lid just need press the button of uncapping to untie locking piece once more, the phenomenon that the lid that leads to when avoiding on will cover the pot lid at will, the user can not appear uncapping under high-pressure state, can not have the danger of exploding the lid and. The pot cover internal fixation sets up the wane support, wane and wane support hinged joint. The rocker bracket provides a swinging fulcrum for the rocker. The rocker bracket is provided with a cross shaft, the rocker is provided with a shaft hole allowing the cross shaft to pass through, and the cross shaft provides a swinging fulcrum for the rocker. The rocker reset spring is a tension spring, one end of the rocker reset spring is connected with one end of the rocker pressed by the cover opening button, and the other end of the rocker reset spring is connected with the rocker bracket, so that the structure is simple. Spacing sliding fit about cover opening button and pot cover, cover opening button bottom are equipped with the ejector pin, and in the ejector pin stretched into the pot cover to the direction wane, still be equipped with button reset spring between cover opening button bottom and the pot cover, avoid cover opening button to be obstructed can not the problem that the rebound leads to the unable straining of locking piece, very safety. The pot cover comprises a face cover and a bottom cover, the bottom cover is arranged at the bottom in the face cover, a buckling position is arranged on the inner wall of the bottom cover and is buckled with a pot tooth, the connecting rod is arranged between the face cover and the bottom cover, one end of the connecting rod is provided with a contact towards the periphery of the bottom cover, a positioning hole is formed in the periphery of the bottom cover corresponding to the contact, and the contact penetrates through the positioning hole from outside to inside, so that the pot cover is convenient to produce and install, fully hides a. The face is covered and is equipped with the handle, and cover opening button and locking piece set up on the handle, simple structure, make full use of space.

Therefore, the problems that the locking piece of the traditional pressure cooker can not be automatically reset after the cover is opened, the cooker cover can be covered on the boiling cooker body again even if the cover opening button is not pressed, the phenomenon that the cover is not closed in place easily occurs when a user covers the cooker cover at any time, the cooker cover is in a state that the cooker cover is not locked in place and locked when the air pressure in the cooker is increased along with the time lapse, the user can open the cover easily in a high-pressure state due to careless operation, the danger of cover explosion and cover flying exists, the locking piece is complex in structure, and the production and maintenance cost is high can be effectively solved, and the invention has the characteristics of simple structure, convenient use, attractive appearance and durability.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is an enlarged view of a portion a of fig. 3, in which the hook is buckled in the limiting groove of the connecting rod when the cover opening button is not pressed down, so that the connecting rod clamps the pot teeth.

Fig. 5 is a schematic view showing that the connecting rod is separated from the pot teeth due to the hook being separated from the limiting groove of the connecting rod after the cover opening button is pressed down.

Detailed Description

The invention and its embodiments are explained in further detail below with reference to the drawings in which:

referring to fig. 1 to 5, the invention comprises a pot body 1 and a pot cover 2, concave-convex alternative pot teeth 3 are annularly arranged at the top in the pot body 1, the pot cover 2 is rotationally fastened with the pot teeth 3, an uncovering unlocking mechanism is arranged between the pot teeth 3 and the pot cover 2, the mechanism comprises a connecting rod 4, an uncovering button 5 and a locking piece for preventing the connecting rod from moving, the connecting rod 4 is movably arranged in the pot cover 2, one end of the connecting rod 4 is abutted against the outer side surface of the pot teeth 3 and is in sliding fit with the outer side surface of the pot teeth 3, the connecting rod 4 is elastically matched with the pot cover 2 through a connecting rod reset spring 6, the uncovering button 5 is arranged outside the pot cover 2, the locking piece is arranged between the connecting rod 4 and the uncovering button: the locking piece includes wane 7 and wane reset spring 8,

wane

7 and 2 hinged joint of pot cover, 7 one ends of wane pass through

wane reset spring

8 and 2 elastic fit of pot cover, the wane is equipped with couple 71, connecting rod 4 corresponds couple 71 department and is equipped with spacing groove 41, couple 71 stretches into spacing groove 41, the cover opening button 5 is connected with 7 transmission of wane and leaves spacing groove 41 with control couple 71, pot tooth 3 hugs closely owing to wane reset spring 8's elasticity and connecting rod 4 with connecting rod 4 ejecting back couple 71. When the cover is opened, the cover opening button 5 is pressed to drive the seesaw 7 to tilt, the hook 71 is separated from the limiting groove 41, the connecting rod 4 is separated from the constraint of the hook 71, the pot cover 2 is rotated at the moment, the pot teeth 3 eject out the connecting rod 4, the pot cover 2 is separated from the pot teeth 3 to be opened, after the cover is opened, the connecting rod 4 is pushed back to the original position by the connecting rod reset spring 6, the hook 71 is hooked on the limiting groove 41 again, the connecting rod 4 is bound by the hook again at the moment, the locking piece resets, the connecting rod 4 returns to the pot cover 2 to prevent the pot cover 2 from rotating on the pot body 1, a user wants to open the cover by pressing the cover opening button 5 to unlock the locking piece again, the phenomenon that the cover is not in place when the cover is covered by hands is avoided, the user can not open the cover under a high-pressure state, the danger of.

Pot cover 2 internal fixation sets up wane support 9, wane 7 and wane support 9 hinged joint. The rocker bracket 9 provides a fulcrum for the rocker 7 to swing.

The rocker bracket 9 is provided with a cross shaft 91, the rocker 7 is provided with a shaft hole allowing the cross shaft 91 to pass through, and the cross shaft 91 provides a swinging fulcrum for the rocker 7.

Wane reset spring 8 is the extension spring, and 8 one end of wane reset spring is connected with the one end that wane 7 received uncapping button 5 to press, and the 8 other ends of wane reset spring are connected with wane support 9, simple structure.

Spacing sliding fit about uncap button 5 and pot cover, uncap button 5 bottom is equipped with ejector pin 51, and ejector pin 51 stretches into in the pot cover 2 to direction wane 7 still is equipped with button reset spring 10 between uncap button 5 bottom and the pot cover 2, avoids uncap button 5 to be hindered can not the rebound lead to the problem of the unable straining of locking piece, very safety.

The pot cover 2 comprises a face cover 21 and a bottom cover 22, the bottom cover 22 is arranged at the bottom in the face cover 21, a buckling position is arranged on the inner wall of the bottom cover 22 and is buckled with the pot teeth 3, the connecting rod 4 is arranged between the face cover 21 and the bottom cover 22, one end of the connecting rod 4 faces the periphery of the bottom cover 22 and is provided with a contact 42, a positioning hole 23 is formed in the periphery of the bottom cover 22 corresponding to the contact 42, and the contact 42 penetrates through the positioning hole 23 from outside to inside, so that the production and installation are convenient, the structure is fully hidden.

The face cover 21 is provided with a handle 24, the cover opening button 5 and the locking piece are arranged on the handle 24, the structure is simple, and the space is fully utilized.

Such simple structure, high durability and convenient use, is beautiful and durable, and can effectively solve the problems that the locking piece of the traditional pressure cooker can not automatically reset after the cover is opened, the cooker cover can be covered on the boiling cooker body again even if the cover opening button is not pressed, the phenomenon that the cooker cover is not closed in place easily occurs when a user covers the cooker cover at any time, the air pressure in the cooker rises along with the time, the cooker cover is not locked and locked, the user can open the cover easily under the high-pressure state slightly carelessly during operation, the danger of cover explosion and cover flying is caused, the structure of the locking piece is complex, and the production and maintenance cost is high.

With the above description of the structure and principles in mind, it should be understood by those skilled in the art that the present invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the known techniques in the art are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. A pressure cooker with a safety locking mechanism for an opening and closing cover comprises a cooker body (1) and a cooker cover (2), wherein the top part in the cooker body (1) is annularly provided with cooker teeth (3) which are arranged in a concave-convex way, the cooker cover (2) is rotationally fastened with the cooker teeth (3), an opening and unlocking mechanism is arranged between the cooker teeth (3) and the cooker cover (2), this mechanism includes connecting rod (4), uncap button (5) and the locking piece that prevents the connecting rod motion, connecting rod (4) activity sets up in pot cover (2), connecting rod (4) one end contradict in pot tooth (3) lateral surface and with pot tooth (3) lateral surface sliding fit, connecting rod (4) are through connecting rod reset spring (6) and pot cover (2) elastic fit, uncap button (5) set up outside pot cover (2), the locking piece sets up between connecting rod (4) and uncap button (5) and is connected with uncap button (5) transmission, its characterized in that: the locking piece includes wane (7) and wane reset spring (8), wane (7) and pot cover (2) hinged joint, wane (7) one end is passed through wane reset spring (8) and pot cover (2) elastic fit, the wane is equipped with couple (71), connecting rod (4) are equipped with spacing groove (41) corresponding couple (71) department, couple (71) stretch into spacing groove (41), open cover button (5) are connected with wane (7) transmission and leave spacing groove (41) with control couple (71), pot tooth (3) are hugged closely with connecting rod (4) owing to the elasticity of wane reset spring (8) with ejecting back couple (71) of connecting rod (4).

2. The pressure cooker with a safety locking mechanism for the opening and closing lid as claimed in claim 1, wherein: pot cover (2) internal fixation sets up wane support (9), wane (7) and wane support (9) hinged joint.

3. The pressure cooker with a safety locking mechanism for the opening and closing lid as claimed in claim 2, wherein: the rocker bracket (9) is provided with a transverse shaft (91), and the rocker (7) is provided with a shaft hole allowing the transverse shaft (91) to pass through.

4. The pressure cooker with a safety locking mechanism for the opening and closing lid as claimed in claim 2, wherein: wane reset spring (8) are the extension spring, and wane reset spring (8) one end is connected with wane (7) by the one end that uncapping button (5) pressed, and wane reset spring (8) other end is connected with wane support (9).

5. The pressure cooker with a safety locking mechanism for the opening and closing lid according to any one of claims 1 to 4, wherein: spacing sliding fit about uncap button (5) and the pot cover, uncap button (5) bottom is equipped with ejector pin (51), and in ejector pin (51) stretched into pot cover (2) to direction wane (7), still be equipped with between uncap button (5) bottom and pot cover (2) button reset spring (10).

6. The pressure cooker with a safety locking mechanism for the opening and closing lid according to any one of claims 1 to 4, wherein: the pot cover (2) comprises a face cover (21) and a bottom cover (22), the bottom cover (22) is arranged at the bottom in the face cover (21), the inner wall of the bottom cover (22) is provided with a buckling position which is buckled with the pot teeth (3), the connecting rod (4) is arranged between the face cover (21) and the bottom cover (22), one end of the connecting rod (4) faces the periphery of the bottom cover (22) and is provided with a contact (42), the periphery of the bottom cover (22) is provided with a positioning hole (23) corresponding to the contact (42), and the contact (42) penetrates through the positioning hole (23) from outside to inside.

7. The pressure cooker with a safety locking mechanism for the opening and closing lid according to any one of claims 1 to 4, wherein: the face cover (21) is provided with a handle (24), and the cover opening button (5) and the locking piece are arranged on the handle (24).