CN219472808U

CN219472808U - Multifunctional valve

Info

Publication number: CN219472808U
Application number: CN202320480407.3U
Authority: CN
Inventors: 杨孙权; 沈千喜; 陈伟明; 庄李长
Original assignee: Yuhuan Damaiyu Dadong Valve Factory
Current assignee: Yuhuan Damaiyu Dadong Valve Factory
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-04
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses a multifunctional valve which is arranged in a boiler and is used for controlling the flow of an air source. The valve comprises a valve body, a valve core, a switch shaft and a fine-tuning valve core, wherein the valve body is provided with an air inlet channel and an air outlet channel I, a ventilation cavity is arranged in the valve body and is communicated with the air outlet channel I, the valve core is arranged in the ventilation cavity, the switch shaft is arranged in the valve body, and the valve core is connected with the switch shaft. The first air outlet channel is provided with an opening, and the fine-tuning valve core is arranged in the first air outlet channel after passing through the opening and is used for adjusting the air outlet quantity of the first air outlet channel. The valve body is provided with a groove, the groove is communicated with the first air outlet channel, the clamping ring is arranged in the groove and stretches into the first air outlet channel, the distance between the outer side of the fine-tuning valve core and the opening is larger than the distance between the outer side of the clamping ring and the opening, the clamping ring is used for blocking the fine-tuning valve core, the fine-tuning valve core is prevented from falling out of the first air outlet channel, air leakage is avoided, and safety is improved.

Description

Multifunctional valve

Technical Field

The utility model belongs to the technical field of valves, and particularly relates to a multifunctional valve.

Background

The commercial kitchen stove refers to a kitchen stove applied to commercial kitchens, such as restaurants, factories, institutions, troops, enterprises and public institutions, trains, ships and other commercial kitchens in the catering industry. The prior commercial gas valve generally adopts an igniter to ignite the gas on the burner when in use.

The clay pot stove is one kitchen ware for heating sand pot or soup, and has several flowers and stoveheads. The gas combustion device of the current clay pot furnace comprises a furnace end, a gas pipeline connected with the furnace end and a control valve, wherein the flow of natural gas in the gas pipeline can be controlled through the control valve, and then the fire amount of the furnace end can be controlled, so that the heating of the clay pot is realized.

The prior art discloses an utility model patent named as a pulse ignition type high-flow double-spray plug valve assembly with a flameout protection device (issued publication number: CN 213419964U), which can adjust the air outlet quantity of an air outlet channel of a long open flame through a fine tuning valve core, and is convenient for using the long open flame.

Because the air sources are different, the fine tuning valve core needs to be screwed in and out of the air outlet channel for adjustment, and when the fine tuning valve core is too much in adjustment operation, the fine tuning valve core is easy to fall out of the air outlet channel, so that the potential safety hazard of air leakage exists.

Disclosure of Invention

The utility model aims to solve the technical problems in the prior art and provide a multifunctional valve, wherein a clamping ring is clamped in a groove of a valve body and used for blocking a fine tuning valve core, so that the fine tuning valve core is prevented from falling out of an air outlet channel I, air leakage is avoided, and safety is improved.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a multifunctional valve is installed in a boiler and is used for controlling the flow of an air source. The valve comprises a valve body, a valve core, a switch shaft and a fine-tuning valve core, wherein the valve body is provided with an air inlet channel and an air outlet channel I, a ventilation cavity is arranged in the valve body and is communicated with the air outlet channel I, the valve core is arranged in the ventilation cavity, the switch shaft is arranged in the valve body, and the valve core is connected with the switch shaft. The first air outlet channel is provided with an opening, and the fine-tuning valve core is arranged in the first air outlet channel after passing through the opening and is used for adjusting the air outlet quantity of the first air outlet channel. The fine-tuning valve is characterized by further comprising a clamping ring, wherein the valve body is provided with a groove, the groove is communicated with the first air outlet channel, the clamping ring is arranged in the groove and stretches into the first air outlet channel, the distance between the outer side of the fine-tuning valve core and the opening is larger than that between the outer side of the clamping ring and the opening, the clamping ring is used for blocking the fine-tuning valve core, the fine-tuning valve core is prevented from falling out of the first air outlet channel, air leakage is avoided, and safety is improved.

Furthermore, the first air outlet channel is provided with an O-shaped ring, the O-shaped ring is sleeved on the outer side of the fine-tuning valve core, and the O-shaped ring can be clung to the inner side of the first air outlet channel to play a role in sealing, so that the sealing effect is improved.

Further, the caliber of the opening is gradually increased along the first air outlet channel from inside to outside, and the caliber of the opening is increased, so that the fine-tuning valve core is conveniently installed in the first air outlet channel, and meanwhile, the clamping ring is conveniently clamped into the groove.

Further, the air inlet channel is provided with a threaded interface and a flange interface for customers to choose, and the flange interface can be installed on the valve body from top to bottom, so that the installation and maintenance are convenient, and the whole pipe is prevented from being detached when the pipe is installed from bottom to top.

Further, the valve body is provided with a second air outlet channel and a third air outlet channel, the second air outlet channel is communicated with the ventilation cavity, the second air outlet channel can be connected with a joint, the third air outlet channel is communicated with the ventilation cavity, the third air outlet channel can be connected with a nozzle, and the valve body is provided with a connector with multiple functions of no ignition, piezoelectric ignition and pulse ignition, so that the valve body is selected by a customer.

Further, be equipped with the spring one between switch shaft and the valve body, be equipped with the spring two between case and the switch shaft, it is lighter to ignite, promotes user experience and feels.

Further, the switch shaft is provided with a connecting ring, the connecting ring is provided with a gasket, the valve body is provided with a gasket, the first spring is limited between the gasket and the gasket, and the installation stability of the first spring is improved.

Further, the valve core is provided with a spring seat, the valve core is provided with a backing ring and a pressing plate, the backing ring is arranged between the inner side of the valve core and the pressing plate, the second spring is arranged between the pressing plate and the spring seat, the switch shaft acts on the spring seat, and the stability of installation of the second spring is improved.

Further, the ventilation cavity is provided with an electromagnetic valve, the electromagnetic valve is used for realizing ventilation and gas interruption of the ventilation cavity, flameout protection of the valve body is realized, and the ventilation cavity can be rapidly closed when the flame of the stove is suddenly extinguished, so that gas leakage is avoided.

Further, the valve body is provided with a micro switch, and the micro switch is connected with an ignition needle on the stove by triggering the micro switch, so that ignition can be realized.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the utility model, the clamping ring is clamped in the groove of the valve body, the distance between the outer side of the fine tuning valve core and the opening is larger than the distance between the outer side of the clamping ring and the opening, so that the clamping ring is arranged below the fine tuning valve core and is used for blocking the fine tuning valve core, preventing the fine tuning valve core from falling out of the first air outlet channel, avoiding air leakage and improving safety.

Drawings

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic structural diagram of a valve for multiple use according to the present utility model;

FIG. 2 is a schematic view of the internal structure at B in FIG. 1;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 1;

fig. 4 is a schematic structural diagram of a micro switch according to the present utility model.

In the figure, 1-valve body; 2-valve core; 3-a switching shaft; 4-venting the cavity; 5-an air outlet channel I; 6-fine tuning the valve core; 7-grooves; 8-a collar; 9-O-shaped rings; 10-opening; 11-an intake passage; 12-a threaded interface; 13-flange interface; 14-a second air outlet channel; 15-an air outlet channel III; 16-spring one; 17-spring II; an 18-connecting ring; 19-a gasket; 20-a gasket; 21-a spring seat; 22-backing rings; 23-pressing plates; 24-electromagnetic valve; 25-a micro switch; a-linker; b-nozzle.

Detailed Description

As shown in fig. 1 to 4, the valve for multi-purpose of the present utility model is installed in a boiler for controlling the flow rate of an air source.

The utility model comprises a valve body 1, a valve core 2, a switch shaft 3 and a fine tuning valve core 6, wherein the valve body 1 is provided with an air inlet channel 11, the air inlet channel 11 is provided with a threaded interface 12 and a flange interface 13, for customer selection, the flange interface 13 can be arranged on the valve body 1 from top to bottom, thereby being convenient for installation and maintenance and avoiding the whole pipe from being detached when the valve is installed from bottom to top.

The valve body 1 is provided with an air outlet channel I5 (refer to fig. 2), the valve body 1 is provided with an air vent cavity 4, the air vent cavity 4 is communicated with the air outlet channel I5, the valve core 2 is arranged in the air vent cavity 4, the switch shaft 3 is arranged in the valve body 1, and the valve core 2 is connected with the switch shaft 3. The first air outlet channel 5 is used as a long open fire air outlet channel, and is connected with a long open fire hole on the stove to ensure that a smaller long open fire flame exists on the stove. The valve body 1 is also provided with a second air outlet channel 14 and a third air outlet channel 15, the second air outlet channel 14 is communicated with the ventilation cavity 4, and the second air outlet channel 14 can be connected by a joint a; the third air outlet channel 15 is communicated with the ventilation cavity 4, and the third air outlet channel 15 can be connected with the nozzle b, and is provided with an interface with multiple functions of no ignition, piezoelectric ignition and pulse ignition for a customer to select, so that the utility model has multiple functions.

The first air outlet channel 5 is provided with an opening 10, and the fine tuning valve core 6 is installed in the first air outlet channel 5 after passing through the opening 10 and is used for adjusting the air outlet quantity of the first air outlet channel 5. The first air outlet channel 5 is provided with an O-shaped ring 9,O type ring 9 which is sleeved on the outer side of the fine adjustment valve core 6, and the O-shaped ring 9 can be clung to the inner side of the first air outlet channel 5 to play a role in sealing, so that the sealing effect is improved.

The valve body 1 is provided with a groove 7, the groove 7 is communicated with the first air outlet channel 5, the clamping ring 8 is clamped into the groove 7 and stretches into the first air outlet channel 5, the distance between the outer side of the fine tuning valve core 6 and the opening 10 is larger than the distance between the outer side of the clamping ring 8 and the opening 10, the clamping ring 8 is used for blocking the fine tuning valve core 6, the fine tuning valve core 6 is prevented from falling out of the first air outlet channel 5, air leakage is avoided, and safety is improved. The caliber of the opening 10 is gradually increased along the first air outlet channel 5 from inside to outside, and the caliber of the opening 10 is increased, so that the fine-tuning valve core 6 is conveniently installed in the first air outlet channel 5, and meanwhile, the clamping ring 8 is conveniently clamped into the groove 7.

A first spring 16 is arranged between the switch shaft 3 and the valve body 1, the switch shaft 3 is provided with a connecting ring 18, the connecting ring 18 is provided with a gasket 19, the valve body 1 is provided with a gasket 20, the first spring 16 is limited between the gasket 19 and the gasket 20, and the installation stability of the first spring 16 is improved. A second spring 17 is arranged between the valve core 2 and the switch shaft 3, the valve core 2 is provided with a spring seat 21, the valve core 2 is provided with a backing ring 22 and a pressing plate 23, the backing ring 22 is arranged between the inner side of the valve core 2 and the pressing plate 23, the second spring 17 is arranged between the pressing plate 23 and the spring seat 21, the switch shaft 3 acts on the spring seat 21, and the installation stability of the second spring 17 is improved. Through installation spring one 16 and spring two 17 for the ignition is lighter, promotes user experience and feels.

The ventilation cavity 4 is provided with the electromagnetic valve 24, the electromagnetic valve 24 is used for realizing ventilation and gas interruption of the ventilation cavity 4, flameout protection of the valve body 1 is realized, and the ventilation cavity 4 can be rapidly closed when the flame of the stove suddenly extinguishes, so that gas leakage is avoided.

The valve body 1 is provided with a micro switch 25, and the micro switch 25 is connected with an ignition needle on a stove by triggering the micro switch 25, so that the ignition of long-term open fire can be realized.

The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present utility model.

Claims

1. A multi-purpose valve comprising:

the valve body is provided with an air inlet channel and an air outlet channel I;

the valve body is internally provided with a ventilation cavity, the ventilation cavity is communicated with the first air outlet channel, and the valve core is arranged in the ventilation cavity;

the switch shaft is arranged in the valve body, and the valve core is connected with the switch shaft; the fine tuning valve core is provided with an opening, and is arranged in the first air outlet channel after passing through the opening and used for adjusting the air outlet quantity of the first air outlet channel;

characterized by further comprising:

the valve body is provided with a groove, the groove is communicated with the first air outlet channel, the clamping ring is arranged in the groove and stretches into the first air outlet channel, the distance between the outer side of the fine-tuning valve core and the opening is larger than the distance between the outer side of the clamping ring and the opening, and the clamping ring is used for blocking the fine-tuning valve core and preventing the fine-tuning valve core from falling out of the first air outlet channel.

2. A multi-purpose valve according to claim 1, characterized in that: the first air outlet channel is provided with an O-shaped ring, and the O-shaped ring is sleeved on the outer side of the fine adjustment valve core.

3. A multi-purpose valve according to claim 1, characterized in that: the caliber of the opening gradually increases along the first air outlet channel from inside to outside.

4. A multi-purpose valve according to claim 1, characterized in that: the air inlet channel is provided with a threaded interface and a flange interface.

5. A multi-purpose valve according to claim 1, characterized in that: the valve body is provided with a second air outlet channel and a third air outlet channel, the second air outlet channel is communicated with the ventilation cavity, and the third air outlet channel is communicated with the ventilation cavity.

6. A multi-purpose valve according to claim 1, characterized in that: a first spring is arranged between the switch shaft and the valve body, and a second spring is arranged between the valve core and the switch shaft.

7. A multi-purpose valve as defined in claim 6, wherein: the switch shaft is provided with a connecting ring, the connecting ring is provided with a gasket, the valve body is provided with a gasket, and the spring is limited between the gasket and the gasket.

8. A multi-purpose valve as defined in claim 6, wherein: the valve core is provided with a spring seat, the valve core is provided with a backing ring and a pressing plate, the backing ring is arranged between the inner side of the valve core and the pressing plate, the second spring is arranged between the pressing plate and the spring seat, and the switch shaft acts on the spring seat.

9. A multi-purpose valve according to claim 1, characterized in that: the ventilation cavity is provided with an electromagnetic valve, and the electromagnetic valve is used for realizing ventilation and air interruption of the ventilation cavity.

10. A multi-purpose valve according to claim 1, characterized in that: the valve body is provided with a micro switch, and the micro switch is connected with an ignition needle on the stove by triggering the micro switch.