CN111623150A - Valve body device of gas water heater - Google Patents

Abstract

The invention discloses a valve body device for a gas water heater, which comprises a main valve body, and an air inlet cavity, an air passage chamber communicated with the air inlet chamber, and an exhaust air chamber communicated with the air passage chamber are sequentially formed in the interior of the main valve body; The segmented valve body is assembled with the main valve body in a sealed manner. The segmented valve body is formed with a segmented cavity that communicates with the exhaust cavity. At least one air outlet control valve is arranged in the segmented cavity. At least one air outlet communicated with the segmented cavity; the air outlet control valve is a pulse valve, the opening or closing of the pulse valve is triggered by energizing the pulse valve, and the power is cut off during the operation of the pulse valve to control the air outlet and/or fire power of the air outlet switch. The valve body device of the gas water heater provided by the present invention can obviously reduce the power consumption, and the capacitor used in the power supply can be very small, which can reduce the cost of the power supply and the overall cost of the product; the use of a smaller capacitor can significantly simplify the circuit board The layout of the upper components reduces the size of the circuit board and reduces the cost.

Description

A gas water heater valve body device

technical field

The invention relates to the technical field of gas water heaters, in particular to a valve body device for gas water heaters.

Background technique

The valve body device in the gas water heater is the core control part of the gas water heater. Generally, a solenoid valve is used for the segmented valve body in the valve body device, and the solenoid valve is always energized during use. Therefore, there are problems such as high power consumption, easy heat generation, and high cost.

SUMMARY OF THE INVENTION

In view of the above deficiencies, the purpose of the present invention is to provide a gas water heater valve body device, which can significantly reduce power consumption and power consumption compared with traditional solenoid valves, so that the capacitor used in the power supply can be very small, which can reduce the power consumption. It also reduces the overall cost of the product; the use of smaller capacitors can significantly simplify the layout of components on the circuit board, reduce the size of the circuit board, and significantly reduce the cost.

The technical scheme that the present invention adopts to achieve the above purpose is:

A gas water heater valve body device, characterized in that it includes:

a main valve body, the interior of the main valve body is sequentially formed with an air inlet cavity, an air passage cavity communicated with the air intake cavity, and an exhaust cavity communicated with the air passage cavity;

A segmented valve body, which is assembled with the main valve body in a sealed manner, a segmented cavity communicated with the exhaust cavity is formed in the segmented valve body, and at least one air outlet control valve is arranged in the segmented cavity. The valve body is provided with at least one air outlet communicating with the segmented cavity;

Wherein, the gas outlet control valve is a pulse valve, and the pulse valve is activated or closed by electrifying the pulse valve, and the power is cut off during the operation of the pulse valve, so as to control the gas outlet of the gas outlet and/or the switching of fire power.

As a further improvement of the present invention, an air passage hole is provided between the air passage chamber and the exhaust chamber, a valve core is arranged in the air passage chamber, and a valve core is formed on the upper end of the valve core and is clamped on the air passage hole. Spool cap.

As a further improvement of the present invention, a voltage stabilizing assembly is provided in the segmented cavity, and the voltage stabilizing assembly is mainly composed of a fixed rod fixed in the sectional cavity, and a fixed rod disposed between the fixed rod and the upper end of the valve core cap. of a first spring composition.

As a further improvement of the present invention, a connecting head is connected to the lower end of the fixing rod, the connecting head is provided with a limiting boss, a groove is formed on the upper end of the valve core cap, and the upper end of the first spring is sleeved The connecting head is abutted under the limiting boss, and the lower end is arranged in the groove.

As a further improvement of the present invention, it also includes a valve core adjustment component disposed in the main valve body and connected to the lower end of the valve core, and a control valve corresponding to the valve core adjustment component, wherein the valve core adjustment component includes a valve core adjustment component connected to A fixed piece at the lower end of the valve core and fixed on the inner wall of the main valve, a diaphragm connected to the lower end of the valve core and located above the fixed piece, a fixed seat connected to the lower end of the valve core and located below the fixed piece, and fixed on the fixed A magnet in the seat, a second spring sleeved on the periphery of the fixed seat and limited in the main valve body; the regulating valve is arranged corresponding to the magnet.

As a further improvement of the present invention, it also includes an intake control valve arranged in cooperation with the intake chamber, and an intake hole is arranged on the intake control valve.

As a further improvement of the present invention, the intake control valve is a solenoid valve.

The beneficial effects of the present invention are: by using the pulse valve as the air outlet control valve, as long as the pulse valve is energized when it is opened, and the power supply is disconnected when maintaining operation after opening, that is, no power consumption is required during the use process, and the pulse valve can be energized again when it is closed. . Therefore, compared with the traditional solenoid valve, the power consumption can be significantly reduced and the power consumption can be reduced. The capacitor used in the power supply can be very small, which can reduce the cost of the power supply and the overall cost of the product; using a smaller capacitor , which can significantly simplify the layout of components on the circuit board, reduce the size of the circuit board, and significantly reduce the cost.

The above is an overview of the technical solutions of the invention. The invention will be further described below with reference to the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the overall external structure schematic diagram of the present invention;

FIG. 2 is a cross-sectional view of the present invention.

Detailed ways

In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined purpose, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings and preferred embodiments.

Please refer to FIG. 1 and FIG. 2 , an embodiment of the present invention provides a valve body device for a gas water heater, including:

a main valve body 1, the interior of the main valve body 1 is sequentially formed with an air inlet chamber 11, an air passage chamber 12 communicated with the air inlet chamber 11, and an exhaust chamber 13 communicated with the air passage chamber 12;

A segmented valve body 2, which is assembled with the main valve body 1 in a sealed manner. A segmented cavity 21 is formed in the segmented valve body 2 and communicated with the exhaust chamber 13. At least one segmented cavity 21 is provided in the segmented cavity 21. The air outlet control valve 3, the segmented valve body 2 is provided with at least one air outlet (not shown in the figure) communicating with the segmented cavity 21;

The gas outlet control valve 3 is a pulse valve, which is activated or closed by energizing the pulse valve, and is powered off during the operation of the pulse valve to control the gas outlet of the gas outlet and/or the switching of fire power.

Pulse valve is a valve body that needs to be powered when opening and closing, and does not need to be powered when maintaining operation. In this embodiment, the pulse valve is used as the air outlet control valve 3, as long as the pulse valve is energized when it is opened, and the power supply is disconnected when maintaining operation after opening, that is, no power consumption is required during use, and the pulse valve can be energized again when it is closed. Therefore, compared with the traditional solenoid valve, the power consumption can be significantly reduced and the power consumption can be reduced. The capacitor used in the power supply can be very small, which can reduce the cost of the power supply and the overall cost of the product; using a smaller capacitor , which can significantly simplify the layout of components on the circuit board, reduce the size of the circuit board, and significantly reduce the cost.

As shown in FIG. 2 , an air passage hole 14 is provided between the air passage chamber 12 and the exhaust air chamber 13 , a valve core 4 is arranged in the air passage chamber 12 , and the upper end of the valve core 4 is formed with a clamping hole 14 . A valve core cap 41 on the air hole 14 . The valve core 4 with the valve core cap 41 controls the opening and closing of the air passage hole 14, and controls the on-off between the air passage chamber 12 and the exhaust chamber 13, thereby controlling the air delivery.

As shown in FIG. 2 , a voltage stabilization assembly 5 is arranged in the segmented cavity 21 , and the voltage stabilization assembly 5 is mainly composed of a fixed rod 51 fixed in the segmented cavity 21 , and a fixed rod 51 and a valve. A first spring 52 between the upper ends of the core cap 41 is formed. Specifically, a connecting head 511 is connected to the lower end of the fixing rod 51 , a limiting boss 5111 is formed on the connecting head 511 , a groove 411 is formed on the upper end of the valve core cap 41 , and the first spring 52 The upper end is sleeved on the connecting head 511 and abuts below the limiting boss 5111 , and the lower end is disposed in the groove 411 , that is, the first spring 52 is limited between the connecting head 511 and the groove 411 .

By arranging the first spring 52 between the valve core cap 41 and the connecting head 511 of the fixing rod 51, on the one hand, the opening degree of the valve core 4 can be controlled by the expansion and contraction of the first spring 52, and on the other hand, by placing the valve core 4 The connection with the fixed voltage stabilization component 5 can reduce the probability of the valve core 4 tilting during the reciprocating movement, so as to further improve the stability of the airflow during the flow.

The valve body device of the gas water heater in this embodiment further includes a valve core adjusting component 6 disposed in the main valve body 1 and connected to the lower end of the valve core 4, and a regulating valve 7 corresponding to the valve core adjusting component 6, wherein the The valve core adjustment assembly 6 includes a fixed piece 61 connected to the lower end of the valve core 4 and fixed on the inner wall of the main valve body 1 , a diaphragm 62 connected to the lower end of the valve core 4 and located above the fixed piece 61 , and connected to the valve core 4 . A fixing seat 63 at the lower end and below the fixing piece 61, a magnet 64 fixedly arranged in the fixing seat 63, a second spring 65 sleeved on the periphery of the fixing seat 63 and limited in the main valve body 1; the regulating valve 7 corresponds to the setting of the magnet 64 . By electrifying the regulating valve 7 to form a magnetic field, the magnet 64 in the magnetic field can move back and forth under the activation of the magnetic field, and then drive the valve core 4 to move back and forth through the fixed seat 63 . When the valve core 4 is in the original state, the valve core cap 41 can seal the air hole 14; when the valve core 4 is driven to move upward by the magnet 64, the air passage hole 14 is opened to realize airflow transportation, thereby converting electromagnetic energy into kinetic energy .

In this embodiment, specifically, the regulating valve 7 includes a coil 71 and an iron core 72 inserted into the coil 71 and disposed opposite to the magnet 64 . When the coil 71 is not energized, the iron core 72 has a mutual attraction to the magnet 64, so that the valve core 4 is subjected to a downward force and pulled downward, so that the valve core cap 41 and the air hole 14 are more closely matched , the valve core cap 41 seals the air hole 14, and the gas cannot pass through. When the coil 71 is energized, the iron core 72 has a repulsive force on the magnet 64, the magnet 64 drives the valve core 4 to move up, and drives the valve core cap 41 to move up, so that the air hole 14 is opened, and the gas can pass through the air hole 14.

In this embodiment, the valve body device of the gas water heater further includes an intake control valve 8 arranged in cooperation with the intake chamber 11 . As shown in FIG. 2 , an intake hole 81 is provided on the intake control valve 8 . Specifically, the intake control valve 8 is a solenoid valve. The solenoid valve as the intake control valve 8 is used to conveniently control the intake of the intake chamber 11 . The working principle of the solenoid valve is the same as that of the conventional solenoid valve in the art. The communication between the air intake hole 81 and the air intake chamber 11 is controlled by the solenoid valve, thereby achieving the purpose of controlling the intake of the air intake chamber 11 .

The working principle of the gas water heater valve body device provided in this embodiment is as follows:

The communication between the intake hole 81 and the intake chamber 11 is controlled by a solenoid valve serving as the intake control valve 8 . When connected, the gas can enter the intake cavity 11 from the intake hole 81 , and when disconnected, the gas cannot enter the intake cavity 11 .

The gas entering the air inlet chamber 11 enters the gas passage chamber 12, and the valve core adjusting assembly 6 is combined with the regulating valve 7 to control the up and down movement of the valve core 4. When the valve core 4 moves upwards, it drives the valve core cap 41 to move up to release the air hole 14 , the air hole 14 is opened, and the gas entering the air passage 12 can enter the segmented cavity 21 through the air hole 14 . When the valve core 4 moves downward, the valve core cap 41 is driven to move down to block the air-passing hole 14 , and the gas entering the air-passing cavity 12 cannot enter the segmented cavity 21 through the air-passing hole 14 .

The gas entering into the segment chamber 21 is controlled by the opening and closing of the pulse valve as the gas outlet control valve 3 to control the gas outlet and/or the switching of fire power.

The above descriptions are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention. Therefore, other structures obtained by adopting the same or similar technical features as the above-mentioned embodiments of the present invention are all within the scope of the present invention. within the scope of protection.

Claims (7)

1. A gas water heater valve body device, characterized in that, comprising: a main valve body, the interior of the main valve body is sequentially formed with an air inlet cavity, an air passage cavity communicated with the air intake cavity, and an exhaust cavity communicated with the air passage cavity; A segmented valve body, which is assembled with the main valve body in a sealed manner, a segmented cavity communicated with the exhaust cavity is formed in the segmented valve body, and at least one air outlet control valve is arranged in the segmented cavity. The valve body is provided with at least one air outlet communicating with the segmented cavity; Wherein, the gas outlet control valve is a pulse valve, and the pulse valve is activated or closed by electrifying the pulse valve, and the power is cut off during the operation of the pulse valve, so as to control the gas outlet of the gas outlet and/or the switching of fire power. 2 . The valve body device of a gas water heater according to claim 1 , wherein an air passage hole is arranged between the air passage chamber and the exhaust chamber, a valve core is arranged in the air passage chamber, and the valve The upper end of the core is formed with a valve core cap which is clamped on the air hole. 3 . The valve body device of a gas water heater according to claim 2 , wherein a voltage-stabilizing component is arranged in the segmented cavity, and the voltage-stabilizing component is mainly composed of a fixed rod fixedly arranged in the segmented cavity, and a first spring arranged between the fixed rod and the upper end of the valve core cap. 4 . The valve body device of a gas water heater according to claim 3 , wherein a connecting head is connected to the lower end of the fixing rod, the connecting head is provided with a limiting boss, and an upper end of the valve core cap is formed. 5 . There is a groove, the upper end of the first spring is sleeved on the connecting head and abuts below the limiting boss, and the lower end is set in the groove. 5 . The valve body device of the gas water heater according to claim 2 , further comprising a valve core adjustment component arranged in the main valve body and connected to the lower end of the valve core, and an adjustment component corresponding to the valve core adjustment component. 6 . The valve, wherein the valve core adjustment assembly includes a fixed piece connected to the lower end of the valve core and fixed on the inner wall of the main valve, a diaphragm connected to the lower end of the valve core and located above the fixed piece, connected to the lower end of the valve core and located at the A fixing seat below the fixing plate, a magnet fixedly arranged in the fixing seat, a second spring sleeved on the periphery of the fixing seat and limited in the main valve body; the regulating valve is arranged corresponding to the magnet. 6 . The valve body device for a gas water heater according to claim 1 , further comprising an air intake control valve arranged in cooperation with the air intake cavity, and an air intake hole is disposed on the air intake control valve. 7 . 7. The gas water heater valve body device according to claim 6, wherein the intake control valve is a solenoid valve.

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