Search

CN-224219903-U - Safety pressure cooker

CN224219903UCN 224219903 UCN224219903 UCN 224219903UCN-224219903-U

Abstract

The utility model discloses a safety pressure cooker which comprises a cooker cover and a cooker body, wherein the cooker cover comprises a pressure cover, a panel, a buckling assembly, a working valve assembly, a knob assembly, a central stud and a central nut, the panel is provided with a first mounting groove, a stepped structure is arranged in the first mounting groove, the central stud sequentially penetrates through the knob assembly, the panel and the pressure cover and then is screwed with the central nut, the working valve assembly comprises a working valve core, an adjusting piece, a valve nut and a valve cap, the working valve core penetrates through the first mounting groove and the pressure cover and then is screwed with the valve nut, the adjusting piece is sleeved on the periphery of the working valve core, the lower side of the adjusting piece is downwards protruded to form a protruding block, the adjusting piece is rotated, and the protruding block moves along the stepped structure to force the adjusting piece to drive the valve cap to lift, and a hollow channel is blocked or opened by the plug along with the lifting of the valve cap. The cooker can be opened and closed by one hand, has a triple gear pressure regulating function by the cooperation of the three-layer ladder-shaped structure and the protruding block through the rotary regulating piece, and can be used for sealing pressurization or air discharge and pressure relief.

Inventors

  • YE YU
  • WU SHANGKAI
  • Chen Gangda
  • HUANG ZHIRONG
  • YU JINGYUAN

Assignees

  • 新兴县先丰不锈钢制品有限公司

Dates

Publication Date
20260512
Application Date
20250429

Claims (10)

  1. 1. A safety pressure cooker comprises a cooker cover and a cooker body and is characterized in that the cooker cover comprises a pressure cover, a panel, a buckling assembly, a working valve assembly, a knob assembly, a central stud and a central nut, wherein the panel is arranged on the pressure cover, the working valve assembly is used for exhausting and adjusting pressure, the knob assembly, the central stud and the central nut are arranged on the panel, a first mounting groove and a second mounting groove are formed in the first mounting groove, a stepped structure is arranged in the first mounting groove, the central stud sequentially penetrates through the knob assembly, the panel and the pressure cover and then is screwed with the central nut, the lower end of the knob assembly penetrates through the second mounting groove and is connected with the buckling assembly, the buckling assembly buckles or loosens the pressure cover and a group of opposite sides of the cooker body along with rotation of the knob assembly, the working valve assembly comprises a working valve core, an adjusting piece, a valve nut provided with a first exhaust hole, a valve cap is arranged on the lower side of the working valve core, a valve cap is driven to rise and fall by the adjusting piece, the working valve core is provided with a hollow channel penetrating through the upper side and lower side of the working valve core, the working valve core penetrates through the first mounting groove and the pressure cover and then is screwed with the central nut, the adjusting piece is sleeved on the periphery, the lower end of the knob assembly penetrates through the knob assembly, the lower side of the working valve core and the valve core penetrates through the valve cap, the hollow cap is forced to rise and fall down, the hollow valve cap is forced to rise and fall down through the hollow vent cap to form a hollow plug through hole through the hollow vent hole through the second through hole to rise and the hollow plug.
  2. 2. The safety pressure cooker according to claim 1, wherein the stepped structure comprises a first step and a second step, the distance between the second step and the bottom of the first mounting groove is larger than the distance between the first step and the bottom of the first mounting groove, a first inclined surface forming a transition structure is arranged between the first step and the first mounting groove, a second inclined surface forming a transition structure is arranged between the first step and the second step, and the stepped structure and the first mounting groove form a three-layer stepped structure with three-level adjustment gears.
  3. 3. The pressure cooker of claim 1, wherein three of the stepped structures are uniformly distributed along the same circumference of the first mounting groove, and three of the protruding blocks are uniformly distributed along the same circumference of the lower side of the adjusting member.
  4. 4. The safety pressure cooker of claim 1, wherein the working valve assembly further comprises a valve sleeve, a clamp spring and a fastener, wherein the lower section of the working valve core protrudes outwards to form a circle of first annular protrusion, the upper section of the working valve core protrudes outwards to form a circle of valve core, the panel is provided with a third mounting groove and a first mounting hole, the first mounting groove is communicated with the first mounting hole through the third mounting groove and penetrates through the upper side and the lower side of the panel together, the lower section of the working valve core is arranged in the first mounting hole in a penetrating manner, the first annular protrusion is embedded in the third mounting groove, the valve sleeve is sleeved on the periphery of the valve core and can slide along the valve sleeve, a circle of first annular groove is arranged on the inner side of the lower part of the valve sleeve, the clamp spring is sleeved on an annular groove formed between the valve core and the first annular protrusion and is positioned in the first annular groove, the inner diameter of the hole of the clamp spring is smaller than the outer diameter of the valve core, the lower part of the panel is of a hollow cylindrical structure, the lower part of the valve core is inwards recessed to form a circle of lower groove, the upper part of the valve core is arranged on the periphery of the lower part of the valve core, the lower part of the valve core is inwards recessed towards the inner wall of the annular groove, the upper part of the valve sleeve is arranged on the periphery of the annular protrusion, and the lower part is arranged on the periphery of the second valve sleeve and is arranged on the periphery of the outer part.
  5. 5. The pressure cooker according to claim 4, wherein the upper part of the valve sleeve is recessed inward to form a second annular groove, and the lower part of the inner side of the valve cap is provided with a clamping piece, and the clamping piece is clamped in the second annular groove.
  6. 6. The safety pressure cooker of claim 1, wherein a first guide groove is formed in the upper side face of the pressure cover, the buckling assemblies are symmetrically provided with a pair of buckling assemblies, each pair of buckling assemblies comprises a connecting piece and a pressure ring, the pressure rings are arranged at the outer ends of the connecting pieces, guide posts are arranged at the inner ends of the connecting pieces, the connecting pieces are arranged in the first guide groove, a pair of second guide grooves penetrating the upper side and the lower side of the panel are symmetrically formed in the second mounting groove, the knob assemblies are provided with a pair of third guide grooves, the guide posts penetrate through the second guide grooves and then are embedded into the third guide grooves, when the knob assemblies rotate, the third guide grooves drive the guide posts to slide along the second guide grooves, the connecting pieces slide along the first guide grooves, the two pressure rings buckle or loosen the pressure cover and the cooker body, the second guide grooves are linear guide grooves, the length directions of the second guide grooves are consistent with the length directions of the first guide grooves, and the third guide grooves are gradually inclined to form circular arc-shaped guide grooves which extend outwards.
  7. 7. The safety pressure cooker of claim 1, wherein the knob assembly comprises a cover lug, a decorative sheet and a spring column, wherein a positioning hole is formed in the lower side face of the cover lug, a circular arc-shaped chute is formed in the upper side face of the second mounting groove, a rack is arranged in the circular arc-shaped chute, a circle of third annular protrusions protrudes outwards from the periphery of the spring column, the spring column is sleeved in the positioning hole, the upper side face of the third annular protrusions abuts against the lower side face of the cover lug, steel balls arranged at the lower portion of the spring column are located in the circular arc-shaped chute and slide along the rack, and the decorative sheet is detachably mounted on the upper side of the cover lug.
  8. 8. The pressure cooker of claim 7, wherein the pair of positioning holes are symmetrically arranged, the two spring columns are arranged, and the pair of circular arc-shaped sliding grooves are symmetrically arranged.
  9. 9. The safety pressure cooker of claim 1, further comprising a safety valve assembly comprising a safety valve core, a safety valve lower piece, a snap ring, a safety valve upper piece, a safety valve spring, and a safety valve seal ring; the safety valve upper part is internally provided with a cavity, the top of the safety valve upper part is provided with a third vent hole which communicates the external environment of the pot with the cavity, the lower part of the safety valve upper part is externally protruded to form a circle of fourth annular protrusion, the bottom of the safety valve lower part is provided with a fourth vent hole which is opened upwards, the lower part of the safety valve lower part is externally provided with a circle of third annular groove, the snap ring is sleeved in the third annular groove, the middle part of the safety valve core is externally protruded to form a circle of fifth annular protrusion, the lower section of the safety valve core is inwards recessed to form a circle of fourth annular groove, the safety valve sealing ring is sleeved in the fourth annular groove, the diameter of the safety valve sealing ring is larger than the aperture of the fourth vent hole, the pressure cover is provided with a second mounting hole, the lower part of the safety valve is screwed together with the lower end of the upper part of the safety valve through threaded connection after penetrating through the second mounting hole from bottom to top, the safety valve spring and the safety valve core are positioned in the third annular groove, the safety valve lower part and the safety valve upper part are positioned in the cavity formed by the third annular protrusion, the diameter of the upper part of the safety valve core is increased along the upper end of the safety valve spring, the diameter of the upper part is increased, the upper part of the safety valve core is provided with the fourth annular protrusion, the diameter of the upper part is increased, the upper part of the safety valve sealing ring is arranged along the upper part is provided with the diameter of the upper part, the upper part of the safety valve sealing ring is opened, the upper part is provided with the top opening the diameter of the safety valve sealing ring, and the upper part is provided with the upper part, and the upper part is provided with the top opening the upper part, and has the upper part, and the upper part is opened top opening top part of the safety valve part is and has and the upper part is opened and the upper part and has, the diameter of the fourth annular protrusion is larger than the diameter of the second mounting hole.
  10. 10. The pressure cooker of claim 1, wherein the side wall of the adjusting member is provided with a shifting block, the first mounting groove extends upwards to form a positioning cylinder, the positioning cylinder is provided with a positioning groove, and the shifting block is embedded in the positioning groove and can slide along the positioning groove.

Description

Safety pressure cooker Technical Field The utility model relates to the technical field of kitchen cooking appliances, in particular to a safety pressure cooker. Background Some pressure cookers on the market utilize the staggered engagement between the cooker cover and the cooker body, and can be opened and closed only by the cooperation of two hands, and the other pressure cookers are difficult to understand and apply due to the excessively complex structure, and the other pressure cookers are easy to be buckled with the cooker body when the cooker cover and the cooker body are in a semi-opened state, so that the pressure in the cooker is leaked, and when the stewing pressure needs to be regulated, part of cookers need to be detached from valve body parts, are complex in operation and have scalding risks, or have single regulation unit and cannot adapt to diversified cooking demands. Disclosure of utility model The utility model aims to overcome the defects in the prior art and provide a safe pressure cooker. The safety pressure cooker comprises a cooker cover and a cooker body, wherein the cooker cover comprises a pressure cover, a panel, a buckling component, a working valve component, a knob component, a central stud and a central nut, the panel is arranged on the pressure cover, the working valve component is used for exhausting and regulating pressure, the knob component is provided with a first mounting groove and a second mounting groove, a stepped structure is arranged in the first mounting groove, the central stud sequentially penetrates through the knob component, the panel and the pressure cover and then is screwed with the central nut, the lower end of the knob component is penetrated in the second mounting groove and is connected with the buckling component, the buckling component buckles or loosens the pressure cover with a group of opposite sides of the cooker body along with the rotation of the knob component, the working valve component comprises a working valve core, an adjusting piece, a gas valve nut provided with a first gas exhaust hole, a gas valve which is arranged on the lower side and is driven to rise and fall by the adjusting piece, the working valve core is provided with a hollow channel penetrating the upper side and the lower side of the working valve core, the working valve core penetrates through the first mounting groove and the pressure cover and then is screwed with the central nut, the lower side of the knob component is sleeved with the adjusting piece, the lower end of the knob component penetrates through the knob component and the panel and the pressure cover and then is screwed with the central nut, the hollow channel is screwed down, the working valve core is forced to rise and fall or fall down by the second gas valve is forced to rise and fall down by the adjusting valve through the hollow valve to rise and fall through the hollow valve to the hollow valve. The pressure cooker comprises a cover, a valve cap, a first exhaust hole, a hollow channel, a second exhaust hole, a rotary adjusting piece, a regulating piece and a stepped structure, wherein the cover is arranged on the cover, the valve cap is arranged on the cover, the hollow channel is arranged on the cover, the first exhaust hole is connected with the hollow channel, the second exhaust hole is connected with the valve cap, the first exhaust hole is connected with the hollow channel, the second exhaust hole is connected with the hollow channel, the first exhaust hole is connected with the second exhaust hole, the second exhaust hole is connected with the hollow channel, the first exhaust hole and the second exhaust hole, the second exhaust hole is connected with the hollow channel, the first exhaust hole is connected with the second exhaust hole, the second exhaust hole and the second exhaust hole, the exhaust hole is connected with the valve, the hollow channel is connected with the hollow and the valve, the hollow channel can be locked or opened by the cover and the cover is opened by the rotary assembly can be opened by the rotary operation is made by one or can be opened or opened by one or by one operation is opened or is. The step structure comprises a first step and a second step, the distance between the second step and the bottom of the first mounting groove is larger than that between the first step and the bottom of the first mounting groove, a first inclined surface forming a transition structure is arranged between the first step and the first mounting groove, a second inclined surface forming the transition structure is arranged between the first step and the second step, and the step structure and the first mounting groove form a three-layer step structure with three-level adjusting gears. The three-layer ladder-shaped structure enables the adjusting piece to generate obvious gear touch feedback when rotating, and a user can accurately identify the current pressure gear. The three ladder s