CN206803238U - Gas synchronous valve for cooker - Google Patents

Abstract

A gas synchronization valve for a stove comprises a valve body, a valve core, a valve rod, a pressure spring, a sleeve with flanges at two ends, a push rod and a valve cover, wherein the valve body comprises an air inlet connector, a valve core cavity, an inner ring air outlet pipe, an outer ring air outlet transverse pipe, an outer ring straight pipe, an electromagnetic valve seat and a driving cavity positioned at the bottom; when the valve is closed, the inverted cone frustum-shaped core barrel part closes the air inlet; the method is accurate and reliable, ensures that the firepower of the inner ring fire and the firepower of the outer ring fire are even and synchronously increased or reduced, and ensures that the temperature of the pot bottom is even.

Description

Gas synchronous valve for cooker

technical field

The utility model relates to a gas valve for a cooker.

Background technique

In the current prior art, a gas valve for a stove includes a valve body, a valve core, a valve stem, a pressure spring, a sleeve with flanges at both ends, a push rod and a valve cover. The valve body includes an air inlet port, a valve core Cavity, inner ring outlet pipe, outer ring outlet horizontal pipe, outer ring straight pipe, solenoid valve seat and drive chamber at the bottom, the valve core is in the shape of a cylinder with upper and lower openings, and the valve core includes an upper drive cylinder and an inverted conical core cylinder The bottom plate of the inverted conical core tube is provided with guide holes. The problem is: adjusting the firepower, the inner ring fire and the outer ring fire are out of sync.

Utility model content

The purpose of the utility model is: to provide a gas synchronous valve for cooker, which has the characteristics of synchronous adjustment of inner ring fire and outer ring fire.

The utility model is achieved in the following way: a gas synchronous valve for a cooker, including a valve body, a valve core, a valve stem, a pressure spring, a sleeve with flanges at both ends, a push rod and a valve cover, and the valve body includes an air inlet Interface, spool cavity, inner ring outlet pipe, outer ring outlet horizontal pipe, outer ring straight pipe, solenoid valve seat and drive chamber at the bottom. The valve core is in the shape of a cylinder with upper and lower openings. The conical core tube part, the bottom plate of the inverted conical core tube part is provided with a guide hole; its special feature is that the valve body also includes an air guide tube, which communicates with the drive chamber and the valve core cavity, and the air guide tube and the outer ring outlet horizontal pipe are located on both sides of the valve core chamber; the air guide pipe communicates with the valve core chamber through the air inlet hole;

The inverted conical core barrel part of the valve core is provided with a large fire air guide hole, a small fire air guide hole, an outer ring air outlet air guide hole and an inner ring air outlet air guide hole, and the axis of the large fire air guide hole, the small fire air guide hole and the outer ring air outlet air guide hole In the same plane, the large fire air guide hole and the outer ring air outlet air guide hole are at the two ends of a diameter line, and the diameter line where the axis of the small fire air guide hole is located is perpendicular to the diameter line described by the large fire air guide hole and the outer ring air outlet air guide hole;

In the closed valve state, the inverted frustum-shaped core barrel seals the air inlet;

In the closed valve state, after the valve core rotates 90 degrees, the large fire air guide hole is connected with the air intake hole, the outer ring air outlet air guide hole is connected with the outer ring air outlet horizontal pipe, and the inner ring air outlet air guide hole is connected with the inner ring air outlet pipe;

After the spool rotates 180 degrees, the small fire air guide hole is connected with the air intake hole, and the inner ring air outlet air guide hole and the inner ring air outlet pipe are connected.

The gas synchronous valve for a cooker is special in that it also includes an outer ring adjusting screw and an inner ring adjusting screw,

The outer ring air outlet horizontal pipe is perpendicular to the outer ring air outlet straight pipe, the suspended end of the outer ring air outlet horizontal pipe is provided with an internal thread, the outer ring adjustment screw is screwed with the inner thread, and the outer ring adjustment screw is connected to the outer ring air outlet horizontal pipe and the outer ring. The connecting part of the straight pipe of the ring outlet matches the size of the air adjustment volume;

The inner ring air outlet pipe is provided with a threaded hole adjacent to the spool cavity, and the inner ring adjusting screw extends into the inner ring air pipe through the threaded hole.

The utility model is a gas synchronous valve for cooking appliances. Due to the adoption of such a structure, the air inlet air guide hole on the valve core, the outer ring air outlet air guide hole and the inner ring air outlet air guide hole are in the same plane. During the process of adjusting the gas volume, The air intake volume, the air outlet holes of the outer ring and the air outlet holes of the inner ring increase or decrease synchronously, which is accurate and reliable, ensuring that the firepower of the inner ring fire and the outer ring fire is uniform and increases or decreases synchronously, and ensures that the temperature of the bottom of the pot is even.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is the A-A view of Fig. 1 .

Fig. 3 is a three-dimensional exploded view of the utility model.

Fig. 4 is a perspective view of the valve core of the present invention.

Fig. 5 is one of the sectional views of the initial state of the valve core of the present invention.

Fig. 6 is the second sectional view of the initial state of the valve core of the present invention.

Fig. 7 is one of the cross-sectional views of the valve core of the present invention after it is rotated counterclockwise by 90 degrees.

Fig. 8 is the second cross-sectional view of the utility model after the valve core is rotated 90 degrees counterclockwise.

Fig. 9 is one of the cross-sectional views of the utility model after the valve core rotates 180 degrees counterclockwise.

Fig. 10 is the second cross-sectional view of the valve core of the present invention after it rotates 180 degrees counterclockwise.

detailed description

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1, Figure 2, and Figure 3, a gas synchronous valve for a cooker includes a valve body 1, a valve core 2, a valve stem 3, a pressure spring 4, a sleeve 5 with flanges at both ends, and a push rod 6. The transmission part (not shown in the figure) and the valve cover 7, the valve body 1 includes the air inlet port 11, the valve core cavity 12, the inner ring outlet pipe 13, the outer ring outlet horizontal pipe 141, the outer ring straight pipe 142, the electromagnetic The valve seat 15 and the driving cavity 16 at the bottom, the valve core 2 is cylindrical with upper and lower openings, the valve core 2 includes an upper driving cylinder part 21 and an inverted conical core cylinder part 22, and the bottom plate of the inverted conical core cylinder part 22 is arranged There is a guide hole; the sleeve 5 is set on the bottom plate of the inverted conical core tube part 22 of the valve core 2 and is air-tight, the top of the sleeve 5 is provided with a sealing ring, the sealing ring is provided with a pressure plate, and the pressure spring 4 is set on the pressure plate , the push rod passes through the guide hole on the bottom plate of the pressure spring 4, the pressure plate, the sealing ring, the sleeve 5 and the valve core 2 and is air-tight; The drive cylinder 21 is engaged. Press down on the valve stem 3, the ejector rod 6 moves downward, the retaining plate of the ejector rod 6 compresses the pressure spring 4, the lower end of the ejector rod 6 drives the transmission part, the solenoid valve opens, and then the valve stem 3 loses power, and the pressure spring 4 Under the action, the valve stem 3 resets;

Described valve body 1 also comprises air guide tube 17, and air guide tube 17 communicates with described drive chamber 16 and valve core chamber 12, and air guide tube 17 and outer ring outlet horizontal pipe 141 are positioned at the both sides of valve core chamber 12; The spool chamber 12 communicates through the air inlet 18;

The inverted conical core tube portion 22 of the valve core 2 is provided with a large fire air guide hole 221, a small fire air guide hole 222, an outer ring air outlet air guide hole 223 and an inner ring air outlet air guide hole 224, a large fire air guide hole 221, a small fire air guide hole 222 In the same plane as the axis of the outer ring air outlet hole 223, the large fire air hole 221 and the outer ring air outlet hole 223 are at the two ends of a diameter line, and the diameter line where the axis of the small fire air hole 222 is located is the same as the large fire air hole 221. It is perpendicular to the diameter line described in the air outlet air hole 223 of the outer ring;

As shown in FIG. 5 and FIG. 6 , in the valve closed state, the inverted frustum-shaped core tube portion 22 seals the air inlet 18 .

In the closed valve state, after the valve core rotates 90 degrees, as shown in Figure 7 and Figure 8, the large fire air guide hole 221 communicates with the air intake hole 18, the outer ring air outlet air guide hole 223 communicates with the outer ring air outlet horizontal pipe 141, and the inner ring The air outlet hole 224 of the ring is in communication with the air outlet pipe 13 of the inner ring; the valve core 2 is in a state of high fire, and the air outlet pipe 13 of the inner ring and the horizontal pipe 141 of the outer ring air are all conducted;

In the state of Fig. 7 and Fig. 8, when the valve core 2 rotates clockwise, the intake air volume of the inner ring outlet pipe 13 and the outer ring outlet horizontal pipe 141 decreases synchronously, that is, the firepower of the burner decreases synchronously;

7 and 8, when the valve core 2 rotates counterclockwise, the intake air volume of the outer ring air outlet horizontal pipe 141 gradually decreases, and the air intake volume of the inner ring air outlet pipe 13 remains unchanged.

After the valve core rotates 180 degrees, as shown in Figure 9 and Figure 10, the small fire air guide hole 222 is connected with the air inlet 18, and the inner ring outlet air guide hole 224 inner ring outlet pipe 13 is communicated. Spool 2 is in low fire state.

As a further improvement of the utility model: it also includes an outer ring adjustment screw 8 and an inner ring adjustment screw 9,

The outer ring air outlet horizontal pipe 141 is perpendicular to the outer ring air outlet straight pipe 142, the suspended end of the outer ring air outlet horizontal pipe 141 is provided with an internal thread, the outer ring adjustment screw 8 is screwed with the inner thread, and the outer ring adjustment screw 8 is connected to the outer ring The air outlet horizontal pipe 141 is connected with the outer ring air outlet straight pipe 142 to match the air volume;

The inner ring air outlet pipe 13 is provided with a threaded hole adjacent to the spool cavity 12 , and the inner ring adjusting screw 9 extends into the inner ring air pipe 13 through the threaded hole.

What has been described above is only the preferred implementation of the present utility model. It should be pointed out that those skilled in the art can make some improvements and modifications without departing from the principle of the utility model, which are also regarded as the protection scope of the utility model.

Claims (2)

1. a kind of combustion gas synchronous valve of kitchen range, including valve body, valve element, valve rod, compression spring, the flanged (FLGD) sleeve in both ends, top Bar and bonnet, valve body include intake interface, spool chamber, inner ring escape pipe, outer shroud outlet transverse tube, outer shroud straight tube, solenoid valve seat and Driving chamber positioned at bottom, valve element are in the tubular of upper and lower opening, and valve element includes upper driving cylinder portion and turbination core cylinder portion, rounding Pilot hole is provided with the bottom plate in tapered core cylinder portion；It is characterized in that：The valve body also includes airway tube, airway tube and the drive Dynamic chamber and spool chamber communicate, and airway tube and outer shroud outlet transverse tube are located at the both sides of spool chamber；Airway tube passes through air inlet with spool chamber Hole connects；

Big fire gas port, small fire gas port, outer shroud outlet gas port and inner ring are set in the turbination core cylinder portion of the valve element Outlet gas port, the axis of big fire gas port, small fire gas port and outer shroud outlet gas port is in approximately the same plane, big fire air guide Hole and outer shroud outlet gas port are in the diameter line where the both ends of a diameter line, the axis of small fire gas port and big fire gas port It is vertical with the diameter line described in outer shroud outlet gas port；

Closed valve state, rounding taper type core cylinder portion closing air admission hole；

Under closed valve state, after 90 degree of valve core rotation, big fire gas port connects with air admission hole, and outer shroud outlet gas port goes out with outer shroud Gas transverse tube turns on, and inner ring outlet gas port connects with inner ring escape pipe；

After valve core rotation 180 degree, small fire gas port turns on air admission hole, the connection of inner ring outlet gas port inner ring escape pipe.

A kind of 2. combustion gas synchronous valve of kitchen range according to claim 1, it is characterised in that：Also include outer shroud set screw With inner ring set screw,

The outer shroud outlet transverse tube and outer shroud outlet straight tube are vertical, and the free end of outer shroud outlet transverse tube is provided with internal thread, outer shroud Set screw and internal screw-thread screw, outer shroud set screw coordinate regulating the qi flowing in the channels amount with outer shroud outlet transverse tube and outer shroud outlet straight tube connectivity part Size；

The screwed hole that the inner ring escape pipe is set with the spool chamber adjacent, inner ring set screw stretch into interior through screwed hole Ring tracheal strips.