CN211155181U

CN211155181U - Pressure electric cooker capable of preventing valve core from exhausting in advance

Info

Publication number: CN211155181U
Application number: CN201921764546.9U
Authority: CN
Inventors: 王鸣一
Original assignee: Qiansheng Holding Shenzhen Co ltd
Current assignee: Qiansheng Holding Shenzhen Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-04
Anticipated expiration: 2029-10-18

Abstract

The utility model relates to the technical field of household appliances, the utility model discloses a can prevent carminative pressure type rice cooker in advance of case, which comprises a cooker body, the inner bag, the pot cover, the valve gap, valve body, case and hot bimetallic strip, the inner bag sets up at the pot originally internally, the lid that the pot cover can seal and open and shut is established in the upper end of pot body, the valve gap sets up the up end at the pot cover, and the setting that the valve body can move about from top to bottom is in the valve gap, be equipped with the blast pipe in the case, the vertical setting of case is on the pot cover, the lower extreme and the inner bag of case are linked together, the up end setting of pot cover is stretched out to the upper end of case, the upper end setting of case is located to the mobile confined lid of valve body, hot bimetallic strip gliding setting from top to bottom is in the top of valve body, and the preceding tip. The technical scheme of the utility model can prevent discharge valve to open outside carminative purpose in advance, improved the culinary art quality, and simple structure, the practicality is strong.

Description

Pressure electric cooker capable of preventing valve core from exhausting in advance

Technical Field

The utility model relates to the technical field of household appliances, in particular to a pressure type electric cooker capable of preventing a valve core from exhausting in advance.

Background

The pressure type electric cooker, also called electric pressure cooker, is an upgrading and updating product of the traditional electric pressure cooker and the electric pressure cooker, integrates the functional characteristics of the electric pressure cooker and the electric pressure cooker, can meet the cooking requirements in various aspects, can quickly, safely and automatically realize various cooking modes, and has the characteristics of energy conservation and nutrition which become an indispensable cooking utensil in modern times.

However, most of the existing pressure-type electric cookers control the pressure in the cooker by controlling the temperature, and detect the temperature in the cooker by installing an exhaust valve on the cooker cover and installing a temperature sensor on the cooker cover, wherein the temperature in the cooker is kept within a set range during the cooking process, and when the pressure in the cooker is too high, the exhaust valve exhausts the air to ensure the safety. However, because the temperature detected by the temperature sensor has a certain delay and altitude effect, the pressure detected by the temperature sensor is inconsistent with the actual pressure in the cooker, and in the cooking process, when the pressure in the cooker does not reach a preset value, the exhaust valve is opened in advance to exhaust the gas, so that the cooking quality is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can prevent case carminative pressure type rice cooker in advance, aim at solving current pressure type rice cooker and at the culinary art in-process, because temperature sensor's detection temperature has certain delay nature and plateau effect, when leading to the pressure to miss the default easily, outside exhaust is opened in advance to discharge valve, influences the quality of culinary art.

In order to achieve the above object, the present invention provides a pressure type electric cooker capable of preventing a valve core from exhausting in advance, which comprises a cooker body, an inner container, a cooker cover, a valve body, a valve core and a thermal bimetallic strip, wherein the inner container is arranged in the cooker body, the cooker cover is arranged at the upper end of the cooker body in a closing and opening manner, the valve cover is arranged at the upper end face of the cooker cover, the valve body is movably arranged in the valve cover up and down, an exhaust pipe is arranged in the valve core, the valve core is vertically arranged on the cooker cover, the lower end of the valve core is communicated with the inner container, the upper end of the valve core extends out of the upper end face of the cooker cover, the movably closed cover of the valve body is arranged at the upper end of the valve core, the thermal bimetallic strip is arranged above the valve body in a vertically sliding manner, and the front end of the thermal bimetallic strip, and the front end portion of the thermal bimetal may abut against the top of the valve body.

The valve body is arranged below the cylinder, and the thermal bimetallic strip is arranged in the cylinder in a vertically sliding manner.

Further, the heating device also comprises an installation support, the rear end part of the thermal bimetallic strip is fixedly connected with the installation support, and the installation support can be arranged in the cylinder in a vertically sliding mode.

Further, still include the slider, the both ends of installing support respectively with slider fixed connection, the slider can be followed the internal perisporium of drum slides the setting from top to bottom, the installing support passes through the slider is followed the internal perisporium of drum slides the setting from top to bottom.

Further, still include the elastic component, the elastic component sets up the upper end of drum, just the both ends of elastic component respectively with the interior roof and the slider butt of drum.

Further, the elastic member is a cylindrical coil spring.

Furthermore, the inner peripheral wall of the lower end edge of the cylinder is annularly provided with a limiting flange, and the lower end face of the sliding block can be abutted against the upper end face of the limiting flange.

Furthermore, the inner diameter of the cylinder is larger than the outer diameter of the valve body, and the valve body movably extends into the cylinder.

Adopt the technical scheme of the utility model, following beneficial effect has: the technical proposal of the utility model is that the valve body is arranged in the valve cover in a vertically movable way, the valve core is internally provided with an exhaust pipe, the valve core is vertically arranged on the cooker cover, the lower end of the valve core is communicated with the inner container, the upper end of the valve core extends out of the upper end face of the cooker cover, the movable and sealed cover of the valve body is arranged at the upper end part of the valve core, the thermal bimetallic strip is arranged above the valve body in a vertically sliding way, the front end part of the thermal bimetallic strip can move up and down, the front end part of the thermal bimetallic strip can be abutted against the top part of the valve body, the valve body utilizes the dead weight to seal the valve core, the thermal bimetallic strip which can sense the temperature is arranged above the valve body, when the pressure value detected by the temperature sensor on the cooker cover is inconsistent with the actual pressure in the cooker, the pressure in the cooker rises to cause the valve body to be jacked up, the valve body is abutted with the top of the valve body, so that the valve body is subjected to downward pressure, the valve core can be delayed and resisted to exhaust outwards due to the rise of the pressure in the cooker, the aims of preventing the valve core from being opened in advance and exhausting outwards are fulfilled, and the cooking quality is improved; when the pressure rose to a definite value in the pot, the lift of valve body could't be resisted to the elasticity of the elastic component of hot bimetallic strip top, and valve body upward movement, the case was opened, began to outwards exhaust, had realized overvoltage protection's purpose, the utility model discloses simple structure, convenient to use, the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of a pressure electric cooker with a valve core capable of preventing the valve core from exhausting in advance according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic view of a state in which the thermal bimetal of fig. 2 is deformed downward against the valve body;

fig. 4 is a schematic diagram of the valve body of fig. 2 moving upward as a whole and the valve core being in an open exhaust state.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a pressure type electric cooker capable of preventing a valve core from exhausting in advance.

As shown in fig. 1 to 4, in an embodiment of the present invention, the pressure type electric cooker capable of preventing the valve element from exhausting in advance includes a cooker body 100, an inner container 200, a cooker cover 300, a valve cover 400, a valve body 500, a valve element 600 and a thermal bimetal 700, wherein the inner container 200 is disposed in the cooker body 100, the cover capable of opening and closing the cooker cover 300 is disposed at the upper end of the cooker body 100, the valve cover 400 is disposed at the upper end surface of the cooker cover 300, the valve body 500 is disposed in the valve cover 400 in a vertically movable manner, an exhaust pipe 601 is disposed in the valve element 600, the valve element 600 is vertically disposed on the cooker cover 300, the lower end of the valve element 600 is communicated with the inner container 200, the upper end of the valve element 600 extends out of the upper end surface of the cooker cover 300, the cover capable of movably closing the valve body 500 is disposed at the upper end portion of the valve element 600, the thermal bimetal 700 is disposed above the valve body 500 in a vertically slidable manner, the front end of the thermal bimetal 700 may move up and down, and the front end of the thermal bimetal 700 may abut against the top of the valve body 500.

Specifically, the valve further comprises a cylinder 800, the upper end of the cylinder 800 is arranged on the inner top wall of the valve cap 400, the valve body 500 is arranged below the cylinder 800, and the thermal bimetal 700 is arranged in the cylinder 800 in a vertically sliding manner.

Specifically, the thermal bimetal strip further comprises a mounting bracket 701, the rear end of the thermal bimetal strip 700 is fixedly connected with the mounting bracket 701, and the mounting bracket 701 is slidably arranged in the cylinder 800 up and down.

Specifically, the installation structure further comprises a slider 702, two ends of the installation bracket 701 are respectively and fixedly connected with the slider 702, the slider 702 can be arranged along the inner peripheral wall of the cylinder 800 in a vertically sliding manner, and the installation bracket 701 is arranged along the inner peripheral wall of the cylinder 800 in a vertically sliding manner through the slider 702.

Specifically, the device further comprises an elastic member 900, wherein the elastic member 900 is arranged at the upper end part of the cylinder 800, and two ends of the elastic member 900 are respectively abutted with the inner top wall of the cylinder 800 and the sliding block 702.

Specifically, the elastic member 900 is a cylindrical coil spring.

Specifically, the inner peripheral wall of the lower end edge of the cylinder 800 is provided with a limiting flange 801, and the lower end surface of the slider 702 can be abutted against the upper end surface of the limiting flange 801 to prevent the mounting bracket from coming off from the cylinder.

Specifically, the inner diameter of the cylinder 800 is larger than the outer diameter of the valve body 500, and the valve body 500 movably extends into the cylinder 800.

Specifically, the thermal bimetal 700 is a composite material composed of two or more metals or other materials having suitable properties, in which the higher expansion coefficient is called an active layer; the passive layer is called with low expansion coefficient, because the thermal expansion coefficient of each component layer is different, when the temperature changes, the deformation of the active layer is larger than that of the passive layer, so that the whole bimetallic strip can bend towards one side of the passive layer, and the curvature of the composite material changes to generate deformation, and the composite material is mostly applied to temperature controllers, such as a snap-action temperature controller, a flash-action temperature controller and the like.

Specifically, the utility model is characterized in that the valve body is arranged in the valve cover in a vertically movable manner, the valve core is internally provided with the exhaust pipe, the valve core is vertically arranged on the cooker cover, the lower end of the valve core is communicated with the inner container, the upper end of the valve core extends out of the upper end face of the cooker cover, the movable and sealed cover of the valve body is arranged at the upper end part of the valve core, the thermal bimetallic strip is arranged above the valve body in a vertically sliding manner, the front end part of the thermal bimetallic strip can move up and down, the front end part of the thermal bimetallic strip can be abutted against the top of the valve body, the valve body seals the valve core by utilizing self weight, the thermal bimetallic strip capable of sensing the temperature is arranged above the valve body, when the pressure value detected by the temperature sensor on the cooker cover is inconsistent with the actual pressure in the cooker, the pressure in the cooker rises to cause the valve body to be jacke, the valve body is abutted with the top of the valve body, so that the valve body is subjected to downward pressure, the valve core can be delayed and resisted to exhaust outwards due to the rise of the pressure in the cooker, the aims of preventing the valve core from being opened in advance and exhausting outwards are fulfilled, and the cooking quality is improved; when the pressure rose to a definite value in the pot, the lift of valve body can't be resisted to the elasticity of the elastic component of heat bimetallic strip top, and valve body upward movement, the case is opened, begins outside exhaust, and when the pressure dropped to a definite value in the pot, under the pressure of elastic component, heat bimetallic strip resets downwards, and the preceding tip upward movement of heat bimetallic strip resets, and the valve body seals the case again under the effect of dead weight to realized overvoltage protection's purpose, the utility model discloses simple structure, convenient to use, the practicality is strong.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A pressure type electric cooker capable of preventing a valve core from exhausting in advance is characterized by comprising a cooker body, an inner container, a cooker cover, a valve body, a valve core and a thermal bimetallic strip, wherein the inner container is arranged in the cooker body, the cooker cover is covered at the upper end of the cooker body in a sealing and opening mode, the valve cover is arranged on the upper end face of the cooker cover, the valve body is movably arranged in the valve cover up and down, an exhaust pipe is arranged in the valve core, the valve core is vertically arranged on the cooker cover, the lower end of the valve core is communicated with the inner container, the upper end of the valve core extends out of the upper end face of the cooker cover, the valve body is movably covered at the upper end part of the valve core in a sealing mode, the thermal bimetallic strip is arranged above the valve body in a vertical sliding mode, and the front end part of the thermal bimetallic strip can move up and down, and the front end portion of the thermal bimetal may abut against the top of the valve body.

2. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 1, further comprising a cylinder, wherein the upper end of the cylinder is arranged on the inner top wall of the valve cover, the valve body is arranged below the cylinder, and the thermal bimetal is arranged in the cylinder in a manner of sliding up and down.

3. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 2, further comprising a mounting bracket, wherein the rear end portion of the thermal bimetal is fixedly connected with the mounting bracket, and the mounting bracket is slidably arranged in the cylinder up and down.

4. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 3, further comprising a slider, wherein two ends of the mounting bracket are respectively and fixedly connected with the slider, the slider can be arranged to slide up and down along the inner peripheral wall of the cylinder, and the mounting bracket is arranged to slide up and down along the inner peripheral wall of the cylinder through the slider.

5. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 4, further comprising an elastic member, wherein the elastic member is disposed at the upper end of the cylinder, and both ends of the elastic member are respectively abutted against the inner top wall of the cylinder and the slider.

6. The rice pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 5, wherein said elastic member is a cylindrical coil spring.

7. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 4, wherein a limiting flange is annularly arranged on the inner peripheral wall of the lower end edge of the cylinder, and the lower end surface of the slider can be abutted against the upper end surface of the limiting flange.

8. The electric pressure cooker capable of preventing the valve core from exhausting in advance as claimed in claim 2, wherein the inner diameter of the cylinder is larger than the outer diameter of the valve body, and the valve body movably extends into the cylinder.