CN110425580B

CN110425580B - Automatic start-stop and fire regulation device based on gas stove

Info

Publication number: CN110425580B
Application number: CN201910737337.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Nanjing Yunrui Aerospace Technology Co ltd
Current assignee: Asahi Seisakusho Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2021-09-24
Anticipated expiration: 2039-08-12
Also published as: CN110425580A

Abstract

The invention discloses an automatic start-stop and fire power adjusting device based on a gas stove, which comprises a fire power adjusting button connecting sleeve, a motor driving device, a spring and a shell, wherein the fire power adjusting button connecting sleeve is connected with the motor driving device; the bottom of the fire adjusting button connecting sleeve is connected with a fire adjusting button of a gas stove, the fire adjusting button connecting sleeve main body is a cylindrical cavity, and the upper part in the cavity is provided with a thread guide bulge; the motor driving device comprises a stepping motor and a driving shaft; the driving shaft is provided with a thread face pushing bulge; one end of the spring is connected with the bottom of the inner wall of the fire adjusting button connecting sleeve, and the other end of the spring is connected with the top of a driving shaft of the motor driving device; the screw thread face of the motor driving device pushes the protrusion to be matched with the screw thread guide protrusion of the fire adjusting button connecting sleeve, and the motor driving device is connected with the fire adjusting button connecting sleeve through a spring. The problem of current gas-cooker can not realize automatic opening and stop and firepower regulation is solved.

Description

Automatic start-stop and fire regulation device based on gas stove

Technical Field

The invention relates to a fire control device of a gas stove, in particular to an automatic start-stop and fire adjusting device based on the gas stove.

Background

The existing household gas cooker is basically a manual control knob device, and needs to be manually watched and controlled for firepower. With the development of the internet of things technology and the intelligent home technology, the fire adjustment can be completely transformed into a full-automatic form so as to be incorporated into the existing internet of things system, and the ignition and fire control of the household gas stove are simple mechanical actions, so that the intelligent control can be completely used for replacing the conventional fire adjustment.

The firepower of the gas stove is basically in a certain range, the maximum firepower and the minimum firepower are respectively positioned at two limit positions, and the firepower is controlled only by limiting the position of the limit firepower. The ignition action is usually to press the knob for a certain time to finish the ignition, and the action also finishes the unlocking action that the firepower control shaft can rotate, namely the control knob is in a safety state after the fire is turned off, so that the gas leakage is prevented. Usually, after the ignition is finished by pressing the knob for a certain time, the fire power is adjusted by rotating the knob. The ignition action is vertical up-and-down movement of the fire control shaft, and a movement mechanism can be designed to complete automatic control.

Disclosure of Invention

The invention aims to provide an automatic starting, stopping and fire adjusting device based on a gas stove, which is used for solving the problem that the existing gas stove cannot realize automatic starting, stopping and fire adjusting.

In order to achieve the purpose, the invention adopts the following technical scheme:

an automatic start-stop and fire power adjusting device based on a gas stove comprises a fire power adjusting button connecting sleeve, a motor driving device, a spring and a shell;

the bottom of the fire adjusting button connecting sleeve is connected with a fire adjusting button of a gas stove, the fire adjusting button connecting sleeve main body is a cylindrical cavity, and the upper part in the cavity is provided with a thread guide bulge;

the motor driving device comprises a stepping motor and a driving shaft; the driving shaft is provided with a thread face pushing bulge;

one end of the spring is connected with the bottom of the inner wall of the fire adjusting button connecting sleeve, and the other end of the spring is connected with the top of a driving shaft of the motor driving device;

the shell is covered on the gas stove and used for protecting the device, the shell main body is a rectangular cavity, and the size of the rectangular cavity is matched with the outline of the stepping motor, so that the stepping motor is fixed;

the screw thread face of the motor driving device pushes the protrusion to be matched with the screw thread guide protrusion of the fire adjusting button connecting sleeve, and the motor driving device is connected with the fire adjusting button connecting sleeve through a spring.

Preferably, the thread surface pushes the thread surface of the protrusion into contact with the thread surface of the thread guide protrusion.

Preferably, the outer diameter of the motor driving device is matched with the inner diameter of the fire power adjusting button connecting sleeve, and the motor driving device can slide up and down in the fire power adjusting button connecting sleeve.

Preferably, the housing and the gas stove are fixed through threads.

Preferably, the stepping motor is bonded in the housing.

The invention has the following advantages:

after the design of the automatic start-stop and fire power adjusting device based on the gas stove is adopted, the purposes of automatic ignition, fire shutoff and fire power adjustment of the gas stove are realized on the premise of not changing the working mode of the existing gas stove, so that the existing gas stove is connected into the Internet of things and becomes an intelligent household appliance, and the practicability of the existing gas stove is greatly improved.

Drawings

Fig. 1 is a perspective view and an a-a sectional view of a fire adjustment knob connecting sleeve of an automatic start-stop and fire adjustment device based on a gas stove according to the present invention, which is installed at the rear of the gas stove.

Fig. 2 is a perspective view of another viewing angle of a fire adjustment knob connecting sleeve of an automatic start-stop and fire adjustment device based on a gas stove according to the present invention, which is installed on the gas stove.

Fig. 3 is a perspective view and a partially enlarged view of a motor driving device of an automatic start-stop and fire power adjusting device based on a gas stove according to the present invention.

Fig. 4 is a spring perspective view of an automatic start-stop and fire power adjusting device based on a gas stove.

Fig. 5 is a perspective view of a housing of an automatic start-stop and fire adjustment device based on a gas stove.

Fig. 6 is a perspective view of an assembly of an automatic start/stop and fire adjustment device based on a gas stove.

Fig. 7 is an assembly view of the gas stove based automatic start-stop and fire power adjusting device without the housing.

Fig. 8 is a front view and a sectional view a-a of a housing assembly omitted from an automatic start-stop and fire adjustment apparatus for a gas range according to the present invention.

In the figure: 1. the fire adjusting button is connected with the sleeve; 2. a motor drive device; 3. a spring; 4. a housing; 5. a fire power adjusting button; 6. a thread guide projection; 7. a gas range; 8. a stepping motor; 9. a drive shaft; 10. the thread surface pushes the projection; 11. thread surfaces.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial changes in the technical contents.

Example 1

An automatic start-stop and fire power adjusting device based on a gas stove comprises a fire power adjusting button connecting sleeve 1, a motor driving device 2, a spring 3 and a shell 4;

referring to fig. 1 and 2, the bottom of the fire adjusting button connecting sleeve 1 is connected with a fire adjusting button 5 of a gas stove 7, the main body of the fire adjusting button connecting sleeve 1 is a cylindrical cavity, and the upper part inside the cavity is provided with a thread guide bulge 6;

referring to fig. 3, the motor drive device 2 includes a stepping motor 8 and a drive shaft 9; a thread face pushing bulge 10 is arranged on the driving shaft 9;

referring to fig. 4, one end of the spring 3 is connected with the bottom of the inner wall of the fire power adjusting button connecting sleeve 1, and the other end is connected with the top of a driving shaft 9 of the motor driving device 2;

referring to fig. 5, the housing 4 covers the gas stove 7 and is used for protecting the device, the main body of the housing 4 is a rectangular cavity, and the size of the rectangular cavity is matched with the outline of the stepping motor 8, so that the stepping motor 8 is fixed;

referring to fig. 6 to 8, the screw thread surface pushing protrusion 10 of the motor driving unit 2 is engaged with the screw thread guide protrusion 6 of the fire power knob attaching sleeve 1, and the motor driving unit 2 and the fire power knob attaching sleeve 1 are connected by the spring 3.

In specific implementation, the thread face pushes the thread face 11 of the protrusion 10 to contact the thread face of the thread guide protrusion 6.

In specific implementation, the outer diameter of the motor driving device 2 is matched with the inner diameter of the fire power adjusting knob connecting sleeve 1, and the motor driving device 2 can slide up and down in the fire power adjusting knob connecting sleeve 1.

In specific implementation, the housing 4 and the gas stove 7 are fixed through threads.

In specific implementation, the stepping motor 8 is adhered to the housing 4.

When the gas stove is operated, because the existing gas stove is provided with ignition starting protection, when ignition is needed, the firepower adjusting button 5 is pressed down to rotate the firepower adjusting button 5, when the gas stove is rotated to the maximum firepower position, the firepower adjusting button 5 stops rotating, if the existing part of the gas stove has no rotation stopping function at the maximum firepower position, a rotation stopping block can be added at the maximum firepower position of the existing gas stove, and rotation stopping at the maximum firepower position is realized. When ignition is needed, because the ignition starting protection of the gas stove is realized, the fire adjusting button 5 cannot rotate at the starting position and the maximum fire position, the rotation of the stepping motor 8 drives the spring 3 to twist, and simultaneously drives the driving shaft 9 to rotate, the rotation of the driving shaft 9 pushes the thread surface to push the protrusion 10 to slide on the thread guide protrusion 6, the thread guide protrusion 6 further pushes the fire adjusting button connecting sleeve 1 to move towards the gas stove, the purpose of pressing down the fire adjusting button 5 is realized, and further, the purpose of rotating the fire adjusting button 5 is realized, when the maximum fire position is moved, the process is the same as that of the starting position, the fire adjusting button 5 is pressed down, further, ignition is realized, after the ignition, the stepping motor 8 returns, and the control of the fire size is realized.

The automatic start-stop and fire power adjusting device based on the gas stove realizes the purposes of automatic ignition, fire shutoff and fire power adjustment of the gas stove on the premise of not changing the working mode of the existing gas stove, so that the existing gas stove is connected with the Internet of things and becomes an intelligent household appliance, and the practicability of the existing gas stove is greatly improved.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides an automatic open and stop and firepower adjusting device based on gas-cooker contains motor drive (2), spring (3) and shell (4) in the device, its characterized in that: the device also comprises a firepower adjusting button connecting sleeve (1);

the bottom of the fire adjusting button connecting sleeve (1) is connected with a fire adjusting button (5) of a gas stove (7), the main body of the fire adjusting button connecting sleeve (1) is a cylindrical cavity, and a thread guide bulge (6) is arranged at the upper part inside the cavity;

the motor driving device (2) comprises a stepping motor (8) and a driving shaft (9); a thread face pushing bulge (10) is arranged on the driving shaft (9);

one end of the spring (3) is connected with the bottom of the inner wall of the fire adjusting button connecting sleeve (1), and the other end of the spring is connected with the top of a driving shaft (9) of the motor driving device (2);

the shell (4) is covered on the gas stove (7) and used for protecting the device, the main body of the shell (4) is a rectangular cavity, and the size of the rectangular cavity is matched with the outline of the stepping motor (8) to fix the stepping motor (8);

the thread face of the motor driving device (2) pushes the protrusion (10) to be matched with the thread guide protrusion (6) of the firepower adjusting button connecting sleeve (1), and the motor driving device (2) is connected with the firepower adjusting button connecting sleeve (1) through the spring (3).

2. The automatic start-stop and fire power adjusting device based on the gas stove as claimed in claim 1, characterized in that: the thread surface pushes the thread surface (11) of the protrusion (10) to contact with the thread surface of the thread guide protrusion (6).

3. The automatic start-stop and fire power adjusting device based on the gas stove as claimed in claim 1, characterized in that: the outer diameter of the motor driving device (2) is matched with the inner diameter of the fire adjusting button connecting sleeve (1), and the motor driving device (2) can slide up and down in the fire adjusting button connecting sleeve (1).

4. The automatic start-stop and fire power adjusting device based on the gas stove as claimed in claim 1, characterized in that: the shell (4) and the gas stove (7) are fixed through threads.

5. The automatic start-stop and fire power adjusting device based on the gas stove as claimed in claim 1, characterized in that: the stepping motor (8) is bonded in the shell (4).