CN216555497U

CN216555497U - Three-air-outlet plug valve of gas stove

Info

Publication number: CN216555497U
Application number: CN202122710862.1U
Authority: CN
Inventors: 赵豪祥; 叶名乾; 英世林
Original assignee: Ningbo Guangmang Burner Co ltd
Current assignee: Ningbo Guangmang Burner Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-05-17
Anticipated expiration: 2031-11-08

Abstract

A three-gas-outlet plug valve of a gas stove comprises a valve body, a valve core and a rotary rod capable of controlling the rotation of the valve core, wherein the valve body is provided with a gas inlet and three gas outlets, the three gas outlets are respectively an inner fire gas outlet, a middle fire gas outlet and an outer fire gas outlet, a containing cavity is arranged in the valve body, the valve core is installed in the containing cavity, and the valve core can control the on-off of the three gas outlets and the gas inlet when rotating; interior fire gas outlet and well fire gas outlet all be located the back of air inlet, interior fire gas outlet is last, well fire gas outlet is under, accepts the side in chamber and has seted up the side gas channel, the outer fire gas outlet sets up on the side gas channel. Compared with other three-air-outlet plug valves, the side gas channel is reduced, so that the structure is more compact, the processing is more convenient, one leakage point is reduced, and the safety performance is improved. And because one side does not have the through-hole, one set of die casting die can process two valve bodies simultaneously, and efficiency improves greatly.

Description

Three-air-outlet plug valve of gas stove

Technical Field

The utility model relates to a plug valve for controlling the opening and closing of a gas channel of a gas cooker, in particular to a plug valve which is provided with three gas outlets and can light a three-ring fire ring.

Background

The gas stove with the three-ring fire ring is available in the market at present, the heating speed of the gas stove is higher, the heat at the bottom of a pot is more uniform, and a plug valve of the gas stove is also required to be provided with three air outlets in order to be suitable for the gas stove with the three-ring fire ring. However, the existing three-air-outlet plug valve is based on the original plug valve, a gas channel is additionally arranged on the side edge, and the third air outlet is arranged on the additionally-arranged gas channel. The utility model discloses a plug valve of a gas stove, which comprises a valve body and a valve core, wherein the plug valve is disclosed by a Chinese patent office in 2017, 5, 10 and 201610919493.8. The valve body is formed with accepts the chamber, and single air inlet and three gas outlet have been seted up to the valve body, and three gas outlet all communicates with accepting the chamber. The valve core is rotatably arranged in the accommodating cavity. The valve core is formed with gas passageway and three connecting hole, and gas passageway and air inlet intercommunication, three connecting hole all communicate with the gas passageway. When the valve core is positioned at the first preset position, the three air outlets are separated from the gas channel. When the valve core rotates to a plurality of second preset positions from the first preset position along the preset direction, two gas outlets are communicated with the gas channel, and the other gas outlet is isolated from the gas channel at the first second preset position. The plug valve has the disadvantages that a side gas channel is added, the processes of machining threads and punching are added, the outer end of the side gas channel needs to be blocked by a head covering screw, and a leakage point is increased. In addition, the four sides of the plug valve are provided with through holes, so that one set of die-casting die can only process one valve body.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings of the prior art and provide a three-air-outlet plug valve with high processing efficiency and good safety performance for a gas stove with a three-ring fire ring.

The technical scheme adopted by the utility model for realizing the aim is as follows: the three-gas-outlet plug valve of the gas stove comprises a valve body, a valve core and a rotary rod capable of controlling the rotation of the valve core, wherein the valve body is provided with a gas inlet and three gas outlets, the three gas outlets are respectively an inner fire gas outlet, a middle fire gas outlet and an outer fire gas outlet, a containing cavity is arranged in the valve body, the valve core is arranged in the containing cavity, and the valve core can control the connection and disconnection of the three gas outlets and the gas inlet when rotating; interior fire gas outlet and well fire gas outlet all be located the back of air inlet, interior fire gas outlet is last, well fire gas outlet is under, accepts the side in chamber and has seted up the side gas channel, the outer fire gas outlet sets up on the side gas channel.

The side edge of the accommodating cavity is provided with a fire protection through hole and an inner fire through hole which are communicated with the inner fire air outlet, and a middle fire through hole which is communicated with the middle fire air outlet, and the side gas channel is provided with an outer fire through hole which is communicated with the outer air outlet; the valve core is provided with an inner fire hole, a middle fire hole and an outer fire hole, when the valve core rotates, the inner fire hole and the inner fire through hole can be connected into an inner fire channel, the middle fire hole and the middle fire through hole can be connected into a middle fire channel, and the outer fire hole, the outer fire through hole and the side gas channel can be connected into an outer fire channel.

When the valve core rotates 90 degrees relative to the initial position, the opening degrees of the inner fire channel, the middle fire channel and the outer fire channel are the largest.

And concave middle fire adjusting grooves are arranged on two sides of the middle fire hole, and the middle fire adjusting grooves can prolong the opening adjusting distance of the middle fire channel.

The two sides of the inner fire hole are provided with concave inner fire adjusting grooves, and the inner fire adjusting grooves can prolong the opening adjusting distance of the inner fire channel.

The fire protection groove is arranged above the inner fire adjusting groove, the fire protection step is arranged between the inner fire adjusting groove and the fire protection groove, and when the valve core rotates, the fire protection through hole can be connected into a fire protection channel through the fire adjusting groove in the fire protection groove and the inner fire hole.

The outer end of the side gas channel is provided with a head covering screw.

Compared with other three-air-outlet plug valves, the utility model reduces one side gas channel, so that the structure is more compact, the processing is more convenient, one leakage point is reduced, and the safety performance is improved. And because one side does not have the through-hole, one set of die casting die can process two valve bodies simultaneously, and efficiency improves greatly.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of another angle structure of the present invention.

Fig. 3 is a schematic structural diagram of the valve body of the present invention.

Fig. 4 is a cross-sectional view of the valve body of the present invention.

Fig. 5 is a schematic view of the valve core structure of the present invention.

Fig. 6 is a cross-sectional view of the valve cartridge of the present invention.

Detailed Description

As shown in fig. 1 and 2, the utility model relates to a three-air-outlet plug valve of a gas stove, which comprises a valve body 20, a valve core 40 and a rotary rod 10 capable of controlling the rotation of the valve core 40, wherein the valve body 20 is provided with an air inlet 24 and three air outlets, namely an internal fire air outlet 21, a middle fire air outlet 22 and an external fire air outlet 23. Because one side of the valve body 20 is not provided with a through hole, one set of die-casting die can simultaneously process two valve bodies 20, and the efficiency is greatly improved.

As shown in fig. 3 and 4, a housing chamber 30 is provided in the valve body 20, and a valve body 40 is mounted in the housing chamber 30, so that the valve body 40 can control the opening and closing of the three air outlets and the air inlet 24 when rotating. Interior fire gas outlet 21 and well fire gas outlet 22 all be located the back of air inlet 24, interior fire gas outlet 21 is last, well fire gas outlet 22 is down, accepts the side of chamber 30 and has seted up side gas channel 35, outer fire gas outlet 23 sets up on side gas channel 35, the outer end of side gas channel 35 be equipped with and cover cap screw 50. The side of the containing cavity 30 is provided with a fire protection through hole 31 and an internal fire through hole 32 which are communicated with the internal fire air outlet 21, and a middle fire through hole 33 which is communicated with the middle fire air outlet 22. And the side gas channel 35 is provided with an external fire through hole 34 communicated with the external fire gas outlet 23.

As shown in fig. 5 and 6, the valve core 40 is provided with an inner fire hole 44, a middle fire hole 45 and an outer fire hole 47, when the valve core 40 rotates, the inner fire hole 44 can be connected with the inner fire through hole 32 to form an inner fire channel, the middle fire hole 45 can be connected with the middle fire through hole 33 to form a middle fire channel, and the outer fire hole 47 can be connected with the outer fire through hole 34 and the side gas channel 35 to form an outer fire channel. When the valve core 40 rotates 90 degrees relative to the initial position, the opening degrees of the inner fire channel, the middle fire channel and the outer fire channel are the largest.

And concave middle fire adjusting grooves 46 are formed in two sides of the middle fire hole 45, and the middle fire adjusting grooves 46 can prolong the opening adjusting distance of the middle fire channel. And the two sides of the inner fire hole 44 are provided with concave inner fire adjusting grooves 43, and the inner fire adjusting grooves 43 can prolong the opening adjusting distance of the inner fire channel.

The fire protection groove 41 is arranged above the internal fire adjusting groove 43, the fire protection step 42 is arranged between the internal fire adjusting groove 43 and the fire protection groove 41, and when the valve core 40 rotates, the fire protection through hole 31 can be connected into a fire protection channel through the internal fire adjusting groove 43 of the fire protection groove 41 and the internal fire hole 44. When the valve core 40 rotates 180 degrees relative to the initial position, the internal fire through hole 32 is closed, and the fire protection channel is opened.

Compared with other three-air-outlet plug valves, the side gas channel 35 is omitted, so that the structure is more compact, the processing is more convenient, one leakage point is omitted, and the safety performance is improved. And because one side does not have the through-hole, one set of die casting die can process two valve bodies 20 simultaneously, and efficiency improves greatly.

Claims

1. The three-gas-outlet plug valve of the gas stove comprises a valve body (20), a valve core (40) and a rotary rod (10) capable of controlling the rotation of the valve core (40), wherein the valve body (20) is provided with a gas inlet (24) and three gas outlets, the three gas outlets are respectively an internal fire gas outlet (21), a middle fire gas outlet (22) and an external fire gas outlet (23), a containing cavity (30) is arranged in the valve body (20), the valve core (40) is arranged in the containing cavity (30), and the valve core (40) can control the on-off of the three gas outlets and the gas inlet (24) when rotating; the gas-liquid separator is characterized in that the inner fire gas outlet (21) and the middle fire gas outlet (22) are both located on the back of the gas inlet (24), the inner fire gas outlet (21) is located at the upper part, the middle fire gas outlet (22) is located at the lower part, a side gas channel (35) is arranged on the side edge of the accommodating cavity (30), and the outer fire gas outlet (23) is arranged on the side gas channel (35).

2. The three-air-outlet plug valve of the gas stove according to claim 1, characterized in that the side of the containing cavity (30) is provided with a fire protection through hole (31) and an inner fire through hole (32) which are communicated with the inner fire air outlet (21), and a middle fire through hole (33) which is communicated with the middle fire air outlet (22), and the side gas channel (35) is provided with an outer fire through hole (34) which is communicated with the outer fire air outlet (23); the valve core (40) is provided with an inner fire hole (44), a middle fire hole (45) and an outer fire hole (47), when the valve core (40) rotates, the inner fire hole (44) can be connected with the inner fire through hole (32) to form an inner fire channel, the middle fire hole (45) can be connected with the middle fire through hole (33) to form a middle fire channel, and the outer fire hole (47) can be connected with the outer fire through hole (34) and the side gas channel (35) to form an outer fire channel.

3. The three-outlet cock valve for gas cookers of claim 2, wherein the opening degree of the inner fire passage, the middle fire passage and the outer fire passage is maximized when the valve body (40) is rotated by 90 degrees with respect to the initial position.

4. The three-outlet cock valve of a gas range according to claim 2, wherein concave pilot fire adjusting grooves (46) are formed at both sides of the pilot fire hole (45), and the pilot fire adjusting grooves (46) can extend the opening adjusting distance of the pilot fire passage.

5. The three-outlet cock valve of a gas range as set forth in claim 2, wherein concave inner fire adjusting grooves (43) are formed at both sides of the inner fire hole (44), and the inner fire adjusting grooves (43) can extend the opening adjusting distance of the inner fire passage.

6. The three-air-outlet plug valve of the gas stove according to claim 5 is characterized in that a fire protection groove (41) is arranged above the internal fire adjusting groove (43), a fire protection step (42) is arranged between the internal fire adjusting groove (43) and the fire protection groove (41), and when the valve core (40) rotates, the fire protection through hole (31) can be connected into a fire protection channel through the internal fire adjusting groove (43) of the fire protection groove (41) and the internal fire hole (44).

7. Three-outlet cock valve for gas cookers according to claims 1 to 6, characterised in that the outer end of the side gas channel (35) is provided with a cap screw (50).