A gas valve with electric control function

Abstract

A gas valve with an electric control function includes a valve cover, a valve body, a valve stem, a push rod, a pressure spring, a valve core, an electromagnetic valve core assembly and a transmission part, and also includes an air outlet control component, a low-fire regulating valve core and an electric control component. The shaft body of the transmission part rotates with the shaft body rotation cavity, the active component is located in the air guide active cavity, the air outlet control component is attached and fixed to the valve body, and the driven drive extends into the electromagnetic valve core assembly seat through the driving air guide cavity and the gas hole; the valve core cavity is connected to the air guide active cavity, and the air outlet channel is connected to the air guide channel; the electric control component is arranged in the electric control cavity, and the core body on the electric control component cooperates with the connection between the electric control cavity and the air outlet pipe; the low-fire regulating valve core cooperates with the low-fire regulating cavity. The electric control cavity and the air outlet pipe are connected, and the low-fire regulating cavity and the air outlet pipe are connected to form a high-fire state. When the electric control valve closes the connection between the electric control cavity and the air outlet pipe, it is a low-fire state, realizing automatic control of large and small fires; the valve core and the valve body have few process holes.

Description

Technical Field

[0001] The invention relates to a gas valve of a gas appliance. Background Art

[0002] At present, the existing technology includes a gas valve, including a valve cover, a valve body, a valve stem, a push rod, a pressure spring, a valve core, an electromagnetic valve core assembly, a transmission part and a bottom cover. The valve stem is provided with a driving rod and a countersunk hole. The valve body includes a valve core cavity, an electromagnetic valve core assembly seat, an air inlet interface and an air outlet pipe connected to the valve core cavity; the bottom cover is provided with a transmission cavity, and the bottom cover connects the end of the valve core cavity with the electromagnetic valve core assembly cavity; the valve core includes a core body part with an opening at one end, a connecting sleeve part and a push rod guide hole provided on the partition, and a radial groove is provided on the connecting sleeve part; the transmission part includes a shaft body part, an active part provided at one end of the shaft body part and a driven driving part provided at the other end; the push rod passes through the pressure spring and the push rod guide rod and extends into the core body part. The existing problems are: it is impossible to realize the electric control adjustment of the firepower, and the valve body has many process holes. Summary of the invention

[0003] The purpose of the present invention is to provide a gas valve with an electric control function, which has the function of electric control to adjust the fire power and the characteristics of fewer process holes.

[0004] The present invention is implemented as follows: a gas valve with an electric control function comprises a valve cover, a valve body, a valve stem, a push rod, a pressure spring, a valve core, an electromagnetic valve core assembly and a transmission member, the valve stem is provided with a driving rod and a countersunk hole, the valve core comprises a core body portion with an opening at one end, a connecting sleeve portion and a push rod guide hole arranged on a partition, and a radial groove is arranged on the connecting sleeve portion; the transmission member comprises a shaft body portion, an active member arranged at one end of the shaft body portion and a driven driving member arranged at the other end; the push rod passes through the pressure spring and the push rod guide rod and extends into the core body portion; the special feature is that the valve body comprises a valve core cavity, an air outlet channel connected to the valve core cavity, an electromagnetic valve core assembly seat, a driving air guide cavity connected to the end of the electromagnetic valve core assembly seat, an air inlet interface and a gas channel connecting the air inlet interface and the electromagnetic valve core seat, the axis of the electromagnetic valve core assembly seat is perpendicular to the axis of the valve core cavity; an electromagnetic valve core seat is provided at the end of the electromagnetic valve core assembly seat, and the gas hole on the electromagnetic valve core seat connects the driving air guide cavity and the electromagnetic valve core assembly seat;

[0005] It also includes an air outlet control component, a low-fire regulating valve core and an electric control component. The air outlet control component includes a shaft body rotation chamber, an air guide active chamber arranged at the bottom, an air guide channel, an electric control chamber, a low-fire air guide chamber, a low-fire regulating chamber and an air outlet pipe. The air guide channel, the electric control chamber, the low-fire air guide chamber, the low-fire regulating chamber and the air outlet pipe are connected in sequence, and the electric control chamber is connected to the air outlet pipe;

[0006] The shaft body of the transmission part rotates in cooperation with the shaft body rotation cavity, the active part is located in the gas guide active cavity, the gas outlet control component is attached and fixed to the valve body, and the driven driving part extends into the electromagnetic valve core assembly seat through the driving gas guide cavity and the gas hole; the valve core cavity is connected with the gas guide active cavity, and the gas outlet channel is connected with the gas guide channel; the electric control component is arranged in the electric control cavity, and the core body on the electric control component cooperates with the connection between the electric control cavity and the gas outlet pipe; the low-fire regulating valve core cooperates with the low-fire regulating cavity.

[0007] The gas valve with electric control function is special in that a high-fire gas guide hole and a low-fire gas guide hole are provided on the core body of the valve core.

[0008] The gas valve with electric control function is special in that the electric control component is an electromagnet, and the core part is arranged at the end of the iron core of the electromagnet.

[0009] The gas valve with electric control function is special in that: the driven driving member of the transmission member includes a transmission arm perpendicular to the shaft body and a driving rod perpendicular to the transmission arm;

[0010] The transmission arm is located in the driving gas guide cavity, and the driving rod is slidably matched with the gas hole on the electromagnetic valve core seat.

[0011] The present invention discloses a gas valve with an electric control function. The electric control chamber is connected with an air outlet pipe, and the low-fire adjustment chamber is connected with the air outlet pipe to form a high-fire state. When the electric control valve closes the connection between the electric control chamber and the air outlet pipe, it is in a low-fire state, thereby realizing automatic control of large and small fires and low fires. The valve core and the valve body have few process holes. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is one of the cross-sectional views of the present invention.

[0013] Figure 2 yes Figure 1 A-A view of.

[0014] Figure 3 yes Figure 1 B-B view.

[0015] Figure 4 It is the second sectional view of the present invention.

[0016] Figure 5 It is a three-dimensional cross-sectional view of the present invention.

[0017] Figure 6 It is one of the three-dimensional exploded views of the present invention.

[0018] Figure 7 It is the second of the three-dimensional exploded diagrams of the present invention.

[0019] Figure 8 It is a three-dimensional view of the valve body of the present invention.

[0020] Fig. 9 It is a stereoscopic diagram of the air outlet control component of the present invention.

[0021] Fig.10 It is a three-dimensional exploded view of the air outlet control component of the present invention. DETAILED DESCRIPTION

[0022] The present invention will be further described below in conjunction with the accompanying drawings.

[0023] like Figure 1 , Figure 2 , Figure 6 As shown, a gas valve with an electric control function includes a valve cover 1, a valve body 2, a valve stem 3, a push rod 4, a pressure spring (not shown in the figure), a valve core 5, an electromagnetic valve core assembly 6 and a transmission member 7. The valve stem 3 is provided with a driving rod and a countersunk hole. The valve core 5 includes a core body portion 51 with an opening at one end, a connecting sleeve portion 52 and a push rod guide hole 53 provided on a partition. The connecting sleeve portion 52 is provided with a radial groove; Figure 6 As shown, the transmission member 7 includes a shaft body 71, an active member 72 provided at one end of the shaft body, and a driven driving member 73 provided at the other end; the ejector rod 4 passes through the pressure spring and the ejector rod guide rod 52 and extends into the core body 51, and the end of the ejector rod 4 cooperates with the active member 72;

[0024] The valve body 2 includes a valve core cavity 21, an air outlet channel 22 connected to the valve core cavity, an electromagnetic valve core assembly seat 23, a driving air guide cavity 24 connected to the end of the electromagnetic valve core assembly seat, an air inlet interface 25 and a gas channel 26 connecting the air inlet interface and the electromagnetic valve core seat. The axis of the electromagnetic valve core assembly seat 23 is perpendicular to the axis of the valve core cavity 21; an electromagnetic valve core seat 231 is provided at the end of the electromagnetic valve core assembly seat 23, and the gas hole on the electromagnetic valve core seat 231 connects the driving air guide cavity 24 with the electromagnetic valve core assembly seat 24; Figure 2 As shown, the valve body 2 has only two process holes;

[0025] like Figure 3 As shown, the gas channel 26 includes an oblique air inlet portion 261 and a vertical air inlet portion 262. The oblique air inlet portion 261 is connected to the air inlet interface 25; the vertical air inlet portion 262 is connected to the electromagnetic valve core assembly seat 23; and a process hole is provided at the lower end of the vertical air inlet portion 262;

[0026] like Figure 2 , Figure 3 , Figure 4 As shown, the air outlet channel 22 includes an oblique air outlet portion 221 and a straight air outlet portion 222 connected to the valve core cavity, and a process hole is provided at the end of the oblique air outlet portion 221;

[0027] It also includes an air outlet control component 8, a low-fire regulating valve core 9 and an electric control component 10.

[0028] The gas outlet control component 8 includes a shaft body rotation chamber 81, a gas guide active chamber 82 arranged at the lower part, a gas guide channel 83, an electric control chamber 84, a small fire gas guide chamber 85, a small fire adjustment chamber 86 and a gas outlet pipe 87. The gas guide channel 83, the electric control chamber 84, the small fire gas guide chamber 85, the small fire adjustment chamber 86 and the gas outlet pipe 87 are connected in sequence, and the electric control chamber 84 is connected to the gas outlet pipe 87; Figure 3 , Figure 4 and Figure 5 As shown, the gas outlet control component 8 has two process holes; one process hole is arranged at the upper end of the small fire air guide cavity 85, and the other process hole is arranged on the small fire adjustment cavity 86;

[0029] The shaft body 71 of the transmission member 7 is rotatably matched with the shaft body rotation cavity 81, the active member 72 is located in the gas guide active cavity 82, the gas outlet control component 8 is attached and fixed to the valve body 2, and the driven driving member 73 extends into the solenoid valve core assembly seat 23 through the gas guide cavity 24 and the gas hole of the solenoid valve core seat 231; the valve core cavity 21 is connected with the gas guide active cavity 82, and the gas outlet channel 22 is connected with the gas guide channel 83; the electric control component 10 is arranged in the electric control cavity 83, and the core body on the electric control component 10 is matched with the connection between the electric control cavity 84 and the gas outlet pipe 87; the low-fire regulating valve core 9 is matched with the low-fire regulating cavity 86;

[0030] When the core of the electric control component 10 is attached to the connection between the electric control cavity 84 and the gas outlet pipe 87, it is in a low-fire state; when it is separated, it is in a high-fire state. Automatic control is achieved;

[0031] like Figure 1 As shown, the valve stem 3 is pressed, the valve stem drives the push rod 4 to move, the push rod 4 drives the active member 72 of the transmission member 7, and the transmission member 7 rotates; Figure 3 As shown, the driven driving member 73 drives the electromagnetic valve core 61 of the electromagnetic valve core assembly 6; the gas enters the electromagnetic valve core assembly seat 23 through the gas inlet interface 25 and the gas channel 26, enters the valve core cavity 21 through the gas hole of the electromagnetic valve core seat 231, drives the gas guide cavity 24, the shaft body rotation cavity 81, and the gas guide active cavity 82; rotates the valve stem 3, and the valve core 5 rotates; the gas enters the electric control cavity 84 through the gas outlet channel 22 and the gas guide channel 83. (i) The gas enters the gas outlet pipe 87 through the low-fire gas guide cavity 85 and the low-fire adjustment cavity 86. (ii) The gas enters the gas outlet pipe 87 through the electric control cavity 84. The electric control component 10 controls whether the electric control cavity 84 and the gas outlet pipe 85 are connected.

[0032] The core body 51 of the valve core 5 is provided with a high-fire gas guide hole 511 and a low-fire gas guide hole 512. The valve core 5 is rotated to adjust the fire power. The fire power is manually controlled.

[0033] The electric control component 10 is an electromagnet, and the electric control core body 101 is arranged at the end of the iron core of the electromagnet.

[0034] The driven driving member 73 of the transmission member 7 includes a transmission arm 731 perpendicular to the shaft body 71 and a driving rod 732 perpendicular to the transmission arm;

[0035] The transmission arm 731 is located in the driving gas guide cavity 24 , and the driving rod 732 is slidably matched with the gas hole on the solenoid valve core seat 231 .

[0036] The above is only a preferred embodiment of the present invention. It should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the principle of the present invention, which are also considered as the protection scope of the present invention.

Claims

1. A gas valve with an electric control function, comprising a valve cover, a valve body, a valve stem, a push rod, a pressure spring, a valve core, an electromagnetic valve core assembly and a transmission member, wherein the valve stem is provided with a driving rod and a countersunk hole, the valve core comprises a core body portion with an opening at one end, a connecting sleeve portion and a push rod guide hole provided on a partition, and a radial groove is provided on the connecting sleeve portion; the transmission member comprises a shaft body portion, an active member provided at one end of the shaft body portion and a driven driving member provided at the other end; the push rod passes through the pressure spring and the push rod guide hole and extends into the core body portion; the characteristics are: The valve body includes a valve core cavity, an air outlet channel connected to the valve core cavity, an electromagnetic valve core assembly seat, a driving air guide cavity connected to the end of the electromagnetic valve core assembly seat, an air inlet interface, and a gas channel connecting the air inlet interface and the electromagnetic valve core seat. The axis of the electromagnetic valve core assembly seat is perpendicular to the axis of the valve core cavity; an electromagnetic valve core seat is provided at the end of the electromagnetic valve core assembly seat, and a gas hole on the electromagnetic valve core seat connects the driving air guide cavity and the electromagnetic valve core assembly seat; It also includes an air outlet control component, a low-fire regulating valve core and an electric control component. The air outlet control component includes a shaft body rotation chamber, an air guide active chamber arranged at the bottom, an air guide channel, an electric control chamber, a low-fire air guide chamber, a low-fire regulating chamber and an air outlet pipe. The air guide channel, the electric control chamber, the low-fire air guide chamber, the low-fire regulating chamber and the air outlet pipe are connected in sequence, and the electric control chamber is connected to the air outlet pipe; The shaft body of the transmission part rotates in cooperation with the shaft body rotation cavity, the active part is located in the gas guide active cavity, the gas outlet control component is attached and fixed to the valve body, and the driven driving part extends into the electromagnetic valve core assembly seat through the driving gas guide cavity and the gas hole; the valve core cavity is connected with the gas guide active cavity, and the gas outlet channel is connected with the gas guide channel; the electric control component is arranged in the electric control cavity, and the core body on the electric control component cooperates with the connection between the electric control cavity and the gas outlet pipe; the low-fire regulating valve core cooperates with the low-fire regulating cavity.

2. A gas valve with an electronic control function according to claim 1, characterized in that: The core body of the valve core is provided with a high-fire air guide hole and a low-fire air guide hole.

3. A gas valve with an electronic control function according to claim 1, characterized in that: The electric control component is an electromagnet, and the core body is arranged at the end of the iron core of the electromagnet.

4. A gas valve with an electronic control function according to claim 1, characterized in that: The driven driving member of the transmission member includes a transmission arm perpendicular to the shaft body and a driving rod perpendicular to the transmission arm; The transmission arm is located in the driving gas guide cavity, and the driving rod is slidably matched with the gas hole on the electromagnetic valve core seat.

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