CN212455661U

CN212455661U - Gas stove plug valve and gas stove

Info

Publication number: CN212455661U
Application number: CN202020624543.1U
Authority: CN
Inventors: 陈雄; 周振
Original assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-02-02
Anticipated expiration: 2030-04-23

Abstract

The utility model relates to a gas-cooker technical field specifically discloses a gas-cooker plug valve and gas-cooker. The gas-cooker plug valve includes that the valve body sets up the valve rod in the valve body with rotating, and the plug valve still includes damping assembly, and when the valve rod rotated the flame-out critical position of gas-cooker, damping assembly can provide to the valve rod and twist and revolve the resistance of twisting. The utility model provides a set up damping subassembly on the valve body of gas-cooker plug valve, when the user adjusted the firepower size, the valve rod twisted the flame-out critical position of gas-cooker soon, can receive the resistance when twisting the valve rod again soon, played and reminded that user's gas-cooker will flameout effect, the user did not increase the torsion gas-cooker of twisting the knob soon just can not flameout to can effectively prevent to lead to the flameout problem of gas-cooker when user's adjust knob scope is too big.

Description

Gas stove plug valve and gas stove

Technical Field

The utility model relates to a gas-cooker technical field especially relates to a gas-cooker plug valve and gas-cooker.

Background

At present, gas cookers are widely used, most of household gas cookers are adjusted through mechanical plug valves, and users can adjust the fire according to cooking requirements, however, when the existing gas cookers adjust the fire in the range from 90 degrees to 0 degrees, the gas cookers often extinguish due to overlarge amplitude of a rotary knob, because the existing mechanical plug valves are generally required to be used as sealing strips in the range from 0 degrees to 25 degrees during design, namely, the plug valves are required not to flow out of a valve pipe when rotating from 0 degrees to 25 degrees, and therefore, the gas cooker burners cannot generate flames in the range from 0 degrees to 25 degrees. Therefore, when the fire of the gas stove is adjusted to 0 degree from 90 degrees, the gas stove can be flameout when the adjusting knob is rotated to more than 25 degrees. In view of the above problems, a plug valve for a gas stove is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas-cooker plug valve has effectively solved the user and has aroused the flame-out problem of gas-cooker when the firepower size of adjusting the gas-cooker.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a gas-cooker plug valve, the plug valve include the valve body with rotate set up in valve rod in the valve body, the plug valve still includes damping component, works as when the critical position that the gas-cooker stalled is arrived in the valve rod rotation, damping component can be right the valve rod provides revolves the resistance of twisting.

Preferably, an upper cover plate is installed on the valve body, the valve rod penetrates through the upper cover plate and is connected with the valve body in a rotating mode, a clamping piece is arranged on the valve rod in a fixed sleeved mode, and the damping assembly is installed on the upper cover plate and the clamping piece.

Preferably, the damping assembly comprises:

the first damping piece is arranged on the side surface, facing the upper cover plate, of the card and is convexly arranged on the surface of the card;

and the second damping piece is arranged on the side surface of the upper cover plate facing the card, and when the card rotates to the critical position along with the valve rod, the first damping piece is in contact with the second damping piece and generates the screwing resistance.

Preferably, a groove is formed in the card, the first damping member comprises an elastic member installed in the groove and a damping ball connected with the elastic member, and when the elastic member is in a free state, at least part of the damping ball protrudes out of the card.

Preferably, the second damping member includes a positioning pin mounted on the upper cover plate, and when the valve stem is rotated to the critical position, the damping ball contacts the positioning pin and generates the screwing resistance.

Preferably, a clamping groove is formed in the card, and when the plug valve is located at the closing position, the positioning pin is clamped with the clamping groove.

Preferably, an indicator light is arranged on the valve body and used for lighting when the valve rod is located at the critical position; and/or

The valve body is provided with a buzzer, and the buzzer is used for starting when the valve rod is located at the critical position.

Preferably, the plug valve still includes down the apron, down the apron install in on the valve body, the upper cover plate install in on the apron down, the valve rod passes down the apron with the valve body rotates to be connected, the cover is equipped with the spring on the valve rod, the one end of spring with the card butt, the other end of spring with lap the butt down.

Preferably, the valve rod is sleeved with a pressing plate, the pressing plate is arranged below the card, and the spring is abutted to the pressing plate to enable the pressing plate to be in contact with the card.

An object of the utility model is to provide a gas-cooker still, can effectively avoid the user to close the flameout problem of messenger's gas-cooker with the valve carelessly when adjusting the firepower size, improved user's use experience degree.

a gas stove comprises the gas stove plug valve.

The utility model has the advantages that:

the utility model provides a set up damping subassembly on the valve body of gas-cooker plug valve, when the user adjusted the firepower size, the valve rod twisted the flame-out critical position of gas-cooker soon, can receive the resistance when twisting the valve rod again soon, played and reminded that user's gas-cooker will flameout effect, the user did not increase the torsion gas-cooker of twisting the knob soon just can not flameout to can effectively prevent to lead to the flameout problem of gas-cooker when user's adjust knob scope is too big.

The utility model provides a gas-cooker has foretell gas-cooker plug valve, can effectively avoid the user to close the flameout problem of messenger's gas-cooker with the valve carelessly when adjusting the firepower size, has improved user's use experience degree.

Drawings

Fig. 1 is a schematic structural view of a gas stove plug valve provided by an embodiment of the present invention;

FIG. 2 is a schematic view of a partial structure of a plug valve for a gas stove provided by an embodiment of the present invention;

fig. 3 is an enlarged schematic view at a of fig. 2.

In the figure:

1. a valve body; 2. a valve stem; 3. an upper cover plate; 4. a card; 41. a card slot; 5. a first damping member; 6. positioning pins; 7. a lower cover plate; 8. a spring; 9. pressing a plate; 10. and (4) a nozzle.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Aiming at the problem that in the prior art, when the firepower of the gas stove is adjusted from 90 degrees to 0 degrees by a user, the gas stove is flameout due to the fact that the gas stove is over defecated in the adjusting knob range, the plug valve for the gas stove is provided to solve the problem.

Specifically, as shown in fig. 1-2, the plug valve for a gas stove provided in the present embodiment includes a valve body 1 and a valve stem 2 rotatably disposed in the valve body 1, and further includes a damping assembly capable of providing a screwing resistance to the valve stem 2 when the valve stem 2 is rotated to a critical position for flameout of the gas stove. The valve body 1 of the household gas stove plug valve is provided with the damping assembly, when a user adjusts firepower, the valve rod 2 is screwed to the flameout critical position of the gas stove, resistance can be generated when the valve rod 2 is screwed again, the effect of reminding the user that the gas stove will be flameout is achieved, the user does not increase the torque force of screwing the knob, the gas stove cannot be flameout, and therefore the problem that the gas stove is flameout when the range of the user is too large can be effectively prevented.

In this embodiment, install upper cover plate 3 and card 4 on the valve body 1, the one end of valve rod 2 is passed upper cover plate 3 and card 4 and is rotated with valve body 1 and be connected, card 4 and valve rod 2 fixed connection, and the valve rod 2 is located to upper cover plate 3 cover. The valve rod 2 can be rotated to drive the valve core inside the valve body 1 to rotate, so that the air outlet flow of the valve body 1 can be adjusted, and the purpose of controlling the fire intensity of the burner of the gas stove is realized. When the valve rod 2 rotates or moves up and down, the card 4 also rotates and moves up and down along with the valve rod 2, and the upper cover plate 3 can not rotate and move up and down along with the valve rod 2, therefore, the damping component is arranged on the card 4 and the upper cover plate 3, and the valve rod 2, the card 4 and the upper cover plate 3 are matched to enable the damping component to provide contact resistance at the critical position of flameout.

Continuing to refer to fig. 1 and 2, in order to facilitate the installation of the upper cover plate 3 on the valve body 1, the plug valve further comprises a lower cover plate 7, the lower cover plate 7 is installed on the valve body 1, the upper cover plate 3 is installed on the lower cover plate 7, one end of the valve rod 2 connected with the valve body 1 penetrates through the lower cover plate 7 and then is rotatably connected with the valve body 1, and when the valve rod 2 rotates or moves up and down, the lower cover plate 7 cannot rotate or move up and down along with the valve rod 2. Still the cover is equipped with spring 8 on the valve rod 2, and spring 8's one end and 4 butts of card, spring 8's the other end and 7 butts of lower apron, when valve rod 2 moves down, 4 compression spring 8 of card, when valve rod 2 resumes initial position, 8 supplementary valve rod of spring shift up to initial position 2. Further, the valve rod 2 is further sleeved with a pressing plate 9, the pressing plate 9 is arranged below the card 4, and the spring 8 is abutted to the pressing plate 9 to enable the pressing plate 9 to be in contact with the card 4. When the valve rod 2 moves downwards, the clamping piece 4 presses the pressing plate 9 downwards, the pressing plate 9 moves downwards along with the pressing plate and compresses the spring 8, one end of the pressing plate 9 triggers the micro switch to discharge, gas flowing out through the nozzle 10 is ignited at the furnace end, and the pressing plate 9 plays a role in starting and igniting the gas.

Referring to fig. 1-3, in the present embodiment, the damping assembly is installed on the upper cover plate 3 and the card 4, specifically, the damping assembly includes a first damping member 5 and a second damping member, the first damping member 5 is disposed on a side surface of the card 4 facing the upper cover plate 3, the first damping member 5 is protruded on a surface of the card 4, the second damping member is disposed on a side surface of the upper cover plate 3 facing the card 4, and when the card 4 rotates to a critical position along with the valve rod 2, the first damping member 5 contacts with the second damping member and generates a screwing resistance. First damping piece 5 sets up on card 4 and rotates or reciprocate along with card 4, and second damping piece is 5 motionless relatively first damping piece to realize card 4 and make first damping piece 5 and the contact of second damping piece after rotatory certain angle, and simple structure, the convenient setting.

The point of contact between the first damping member 5 and the second damping member when the card 4 rotates is the critical position for flameout of the gas stove, and thus the critical position for flameout of the gas stove in this embodiment is a position where an included angle between a connecting line of the center of the first damping member 5 and the axis of the valve rod 2 at the initial position is 25 ° when the valve rod 2 is rotated. This angle is provided because prior art gas cookers typically require that the plug valve should not allow gas to flow out of the valve tube when rotated from 0 ° to 25 °, i.e., that the burner of the gas cooker does not produce a flame in the range of 0 ° to 25 °. Therefore, when the user adjusts the fire of the gas stove to 0 degree in the range of 90 degrees, the gas stove is extinguished after the fire is adjusted to 25 degrees and the fire is continuously adjusted to 0 degrees. Of course, the included angle between the connecting line of the first damping member 5 and the valve rod 2 at 0 ° may also be other angles, and is set according to the actual situation of the gas stove, which is not limited herein.

As shown in fig. 3, the card 4 is provided with a groove, the first damping member 5 includes an elastic member installed in the groove and a damping ball connected with the elastic member, and when the elastic member is in a free state, at least a part of the damping ball protrudes from the card 4. When second damping piece and damping ball contact, if need further revolve to twist valve rod 2, need the increase and revolve the power of twisting, the surface of damping ball is arc, has reduced the power that blocks of damping ball, and the damping ball can control and reciprocate under the effect of elastic component, has further reduced the power that blocks of damping ball, and can also play the effect of reminding the user, has improved the experience that the user used.

In the present embodiment, the second damping member includes a detent pin 6 (refer to fig. 1) mounted on the upper cover plate 3, and when the valve stem 2 is rotated to a critical position, the damping ball comes into contact with the detent pin 6 and generates a screw resistance. The card 4 is provided with a notch 41 (see fig. 3), and when the plug valve is in the closed position, the positioning pin 6 is engaged with the notch 41. When the gas stove is ignited, the valve rod 2 needs to be pressed downwards to enable the positioning pin 6 to be separated from the clamping groove 41, and the valve rod 2 can be screwed, so that the use safety of the gas stove is improved, and the problem that the gas stove is ignited due to mistaken touch of a knob of the gas stove is avoided. When the gas stove is opened or closed, the valve rod 2 is screwed to a certain angle, so that the end part of the positioning pin 6 is contacted with the first damping part 5, and at the moment, the screwing force is required to be increased to increase the screwing angle of the valve rod 2 or reduce the screwing angle. The locating pin 6 that this embodiment directly adopted to have on the plug valve is as the second damping piece, on reducing the basis that 1 spare part of valve body used, has realized cooperating with the damping ball, has effectively prevented that the too big time-out problem of gas-cooker that leads to of user's adjust knob scope has reduced the manufacturing cost of gas-cooker.

In this embodiment, the valve body 1 may further be provided with an indicator light (not shown), and the indicator light is turned on when the valve rod 2 is located at the critical position, that is, when the second damping member touches the first damping member 5, the indicator light is triggered to turn on. The light of pilot lamp can be seen on the panel of gas-cooker, has also played the effect of reminding the user, except can reminding the critical position that the user stalled in the sense of touch, also can remind the critical position that the user stalled in the vision, is fit for all kinds of crowds and uses.

In this embodiment, the valve body 1 may further be provided with a buzzer (not shown), which is activated when the valve rod 2 is located at the critical position, that is, when the second damping member touches the first damping member 5, the buzzer is triggered. The buzzer makes a sound to remind the user, the critical position of flameout of the user can be reminded in the sense of touch, the critical position of flameout of the user can be reminded in the sense of hearing, and the novel voice alarm is suitable for various crowds to use.

In addition, pilot lamp and bee calling organ can set up simultaneously on valve body 1, and when the critical position of putting out a fire was arranged in to the gas-cooker, the pilot lamp was lighted, and bee calling organ also starts, and the homoenergetic reminds the user in sense of touch, vision and sense of hearing, is fit for all kinds of crowds and uses.

The embodiment also provides a gas stove, including foretell gas stove plug valve, can effectively avoid the user to close the valve carelessly when adjusting firepower and make the gas stove flame out the problem, improved user's use experience degree.

When a user uses the gas stove, the knob needs to be pressed firstly, the valve rod 2 moves downwards to compress the spring 8, the clamping piece 4 moves downwards along with the valve rod 2, the positioning pin 6 is separated from the clamping groove 41, the valve rod 2 is screwed anticlockwise, when the damping ball is screwed by the positioning pin 6, the internal channel of the valve body 1 is opened, gas is sprayed out through the nozzle 10, when the valve rod 2 moves downwards, the pressing plate 9 also moves downwards, the microswitch can be triggered to discharge, and the gas flowing out through the nozzle 10 is ignited at the position of a burner. If the valve body 1 is provided with the indicating lamp and/or the buzzer, when the gas stove is started, if the positioning pin 6 touches the damping ball, the indicating lamp cannot be lightened, and the buzzer cannot be started. When a user screws and adjusts firepower from 90 degrees to 0 degrees, the positioning pin 6 touches the damping ball when the position is close to 25 degrees, at the moment, the user needs to apply larger torque force to the knob to cross the damping ball, after the user crosses the damping ball, gas does not flow out from the nozzle 10, and the gas stove is flamed out; when the gas stove is screwed to the position near the damping ball, the gas stove can be effectively prevented from being extinguished due to the influence of the resistance of the damping ball when a user adjusts firepower by carelessly closing the valve, and at the moment, the indicator lamp can be lightened and/or the buzzer can be started.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a gas-cooker plug valve, its characterized in that, the plug valve include valve body (1) with rotate set up in valve rod (2) in valve body (1), the plug valve still includes damping component, works as when valve rod (2) are rotatory to the flame-out critical position of gas-cooker, damping component can be right valve rod (2) provide and twist soon the resistance.

2. The gas stove plug valve according to claim 1, wherein an upper cover plate (3) is installed on the valve body (1), the valve rod (2) penetrates through the upper cover plate (3) and the valve body (1) to be rotatably connected, a clamping piece (4) is fixedly sleeved on the valve rod (2), and the damping component is installed on the upper cover plate (3) and the clamping piece (4).

3. The gas range plug valve of claim 2, wherein the damping assembly comprises:

the first damping piece (5) is arranged on the side surface, facing the upper cover plate (3), of the card (4), and the first damping piece (5) is arranged on the surface of the card (4) in a protruding mode;

the second damping piece is arranged on the side face, facing the clamping piece (4), of the upper cover plate (3), and when the clamping piece (4) rotates to the critical position along with the valve rod (2), the first damping piece (5) is in contact with the second damping piece and generates screwing resistance.

4. The gas stove plug valve according to claim 3, wherein the clamping piece (4) is provided with a groove, the first damping member (5) comprises an elastic member installed in the groove and a damping ball connected with the elastic member, and when the elastic member is in a free state, at least part of the damping ball protrudes out of the clamping piece (4).

5. The gas range plug valve according to claim 4, wherein the second damping member comprises a detent pin (6) mounted on the upper cover plate (3), and the damping ball contacts the detent pin (6) and generates the screwing resistance when the valve stem (2) is rotated to the critical position.

6. The gas stove plug valve according to claim 5, wherein a clamping groove (41) is provided on the clamping piece (4), and the positioning pin (6) is clamped with the clamping groove (41) when the plug valve is in the closed position.

7. The gas stove plug valve according to claim 1, characterized in that an indicator light is provided on the valve body (1) for lighting when the valve stem (2) is in the critical position; and/or

The valve body (1) is provided with a buzzer, and the buzzer is used for starting when the valve rod (2) is located at the critical position.

8. The gas stove plug valve according to claim 2, further comprising a lower cover plate (7), wherein the lower cover plate (7) is installed on the valve body (1), the upper cover plate (3) is installed on the lower cover plate (7), the valve rod (2) penetrates through the lower cover plate (7) and the valve body (1) to be rotatably connected, a spring (8) is sleeved on the valve rod (2), one end of the spring (8) is abutted to the clamping piece (4), and the other end of the spring (8) is abutted to the lower cover plate (7).

9. The gas stove plug valve according to claim 8, wherein a pressing plate (9) is sleeved on the valve rod (2), the pressing plate (9) is arranged below the clamping piece (4), and the spring (8) is abutted against the pressing plate (9) to enable the pressing plate (9) to be in contact with the clamping piece (4).

10. A gas burner comprising a gas burner plug valve according to any one of claims 1 to 9.