Oven valve with ignition microswitch

Abstract

An oven valve provided with an ignition microswitch comprises a valve body, a valve rod, a valve cover, a driving piece, the ignition microswitch and a switch box, the valve cover is provided with a valve rod channel and two supporting columns, and each supporting column comprises an end plate arranged at the end, an end screw hole formed in the end and a body screw hole formed in the body; the switch box is provided with a rear opening and comprises fixed seat plates arranged at the two ends and terminal extending holes; the driving piece comprises a cylindrical part, an inverted-cone-frustum-shaped driving part and a major-arc-shaped hole. The valve rod comprises a circular part and a major-arc-shaped part. The major arc-shaped hole is fixed with the major arc-shaped part, the ignition microswitch is arranged in the switch box, the wiring terminal extends out of the terminal hole, the button extends out of the rear opening, and the screw penetrates through the connecting hole in the fixed seat plate and is screwed with the body screw hole; the driving part is matched with the button. The end plate is arranged, so that the contact area with the oven wall plate is increased, and shaking can be effectively prevented; the ignition microswitch is arranged on the supporting column, the space is fully utilized, and the structure is compact.

Description

Technical Field

[0001] The utility model relates to an oven valve. Background Art

[0002] In the current prior art, Chinese Patent No. 201920207764.6, a gas valve for an oven, includes a valve body, a valve core, a push rod, a pressure spring, a valve rod, a valve cover, and an intake solenoid valve assembly connected to a thermocouple. The small fire outlet pipe includes a small fire inlet pipe portion and a small fire outlet pipe portion. The small fire inlet pipe portion is perpendicular to the valve core cavity, and the small fire outlet pipe portion is parallel to the valve core cavity. The large fire outlet pipe includes an angular outlet pipe portion, a vertical small gas pipe portion, a vertical large gas pipe portion, an adjustment solenoid valve seat, and an outlet pipe. It also includes an adjustment solenoid valve assembly and an adjustment valve core. The adjustment solenoid valve assembly is arranged on the adjustment solenoid seat. The valve core of the adjustment solenoid valve assembly cooperates with the solenoid valve core seat. The adjustment valve core is arranged in the adjustment valve core cavity at the upper end of the vertical small gas pipe portion. The problem is that the end area of the support column on the valve cover is small, and it is easy to shake after installation. Summary of the Utility Model

[0003] The purpose of the utility model is to provide an oven valve provided with an ignition microswitch, which has the characteristics of preventing shaking and being provided with an ignition microswitch.

[0004] The utility model is realized as follows: An oven valve provided with an ignition microswitch, which is characterized in that it includes a valve body, a valve rod, a valve cover, a driving member, an ignition microswitch, and a switch box.

[0005] The valve cover is provided with a valve rod channel and two support columns. The support columns include an end plate provided at the end, an end screw hole provided at the end, and a body screw hole provided on the body portion.

[0006] The switch box has a rear opening and includes fixed seat plates provided at both ends and terminal protruding holes.

[0007] The driving member includes a cylindrical portion, an inverted frustum-shaped driving portion, and a superior arc-shaped hole. The valve rod includes a circular portion and a superior arc-shaped portion.

[0008] The superior arc-shaped hole is fixed to the superior arc-shaped portion. The ignition microswitch is arranged in the switch box, and the wiring terminal protrudes from the terminal hole, and the button protrudes from the rear opening. The screw passes through the connection hole on the fixed seat plate and is screwed with the body screw hole. The driving portion cooperates with the button.

[0009] The described oven valve provided with an ignition microswitch is characterized in that the support column is fixed to the circumferential surface of the valve cover.

[0010] The described oven valve provided with an ignition microswitch is characterized in that a radial reinforcing rib is provided between the valve rod channel and the support column.

[0011] The described oven valve with an ignition microswitch is characterized in that a counterbore is provided at the driving part end of the driving member;

[0012] The valve rod channel is in inlet and outlet cooperation with the counterbore.

[0013] The described oven valve with an ignition microswitch is characterized in that two snap ring grooves are provided on the excellent arc-shaped part, and it also includes a snap ring;

[0014] One snap ring is in cooperation with the end of the cylindrical part and the other end is in cooperation with the driving part.

[0015] The described oven valve with an ignition microswitch is characterized in that a top switch cavity is further provided on the switch box, and a clearance plane is provided on the cylindrical part of the driving member;

[0016] It also includes a three-terminal push-button switch;

[0017] The three-terminal push-button switch is arranged in the top switch cavity. The button is opposite to the clearance plane. When the button valve rod rotates, the outer circumferential surface of the cylindrical part is in sliding cooperation with the button to realize the conversion between normally open and normally closed.

[0018] In the oven valve with an ignition microswitch of the present utility model, the setting of the end plate increases the contact area with the oven wall plate, which can effectively prevent shaking; the ignition microswitch is arranged on the support column, making full use of the space and having a compact structure. Brief Description of the Drawings

[0019] Figure 1 It is a sectional view of the present utility model.

[0020] Figure 2 It is Figure 1 the A-A view of

[0021] Figure 3 It is a perspective view of the present utility model.

[0022] Figure 4 It is one of the perspective exploded views of the present utility model.

[0023] Figure 5 It is the second perspective exploded view of the present utility model.

[0024] Figure 6 It is a perspective view of the valve cover of the present utility model. Detailed Description of the Preferred Embodiments

[0025] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the accompanying drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation to the present utility model.

[0026] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0027] As Figure 1 , Figure 2 shown, an oven valve provided with an ignition microswitch 5 includes a valve body 1, a valve stem 2, a valve cover 3, a valve core, a push rod, a push rod spring, an electromagnetic valve assembly, a driving member 4, an ignition microswitch 5, and a switch box 6.

[0028] The valve cover 3 is provided with a valve stem channel 31 and two support columns 32. The support columns 32 include an end plate 33 provided at the end, an end screw hole 331 provided at the end, and a body screw hole 34 provided on the body part. It can also be said that: a fixing seat is provided on the body part for fixing the switch box.

[0029] The switch box 6 has a rear opening and includes fixing seat plates 61 provided at both ends and terminal protruding holes.

[0030] The driving member 4 includes a cylindrical portion 41, an inverted frustum-shaped driving portion 42, and a superior arc-shaped hole 43.

[0031] The valve stem 2 includes a circular portion 21 and a superior arc-shaped portion 22.

[0032] The superior arc-shaped hole 43 is fixed to the superior arc-shaped portion 22. The ignition microswitch 5 is provided in the switch box 6 and the wiring terminals protrude from the terminal holes, and the button protrudes from the rear opening. The screw passes through the connection hole on the fixing seat plate 61 and is screwed with the body screw hole 34. The driving portion 42 cooperates with the button.

[0033] The setting of the end plate 33 increases the contact area with the oven wall plate and effectively prevents shaking. The ignition microswitch is provided on the support column and cooperates with the driving member, effectively utilizing the space and achieving a compact structure.

[0034] As a further improvement of the present utility model: the support column 32 is fixed to the circumferential surface of the valve cover 3.

[0035] A radial reinforcing rib is provided between the valve stem channel 31 and the support column 32, which improves the strength of the support column.

[0036] As a further improvement of the present utility model: a counterbore 43 is provided at the end of the driving part 42 of the driving member 4;

[0037] The valve stem channel 31 is in and out cooperation with the counterbore 43.

[0038] As a further improvement of the present utility model: two snap ring grooves are provided on the excellent arc portion 22, and a snap ring is further included;

[0039] One snap ring cooperates with the end of the cylindrical portion 41 and the other end cooperates with the end of the driving portion 42;

[0040] It is arranged in the counterbore 43, and the snap ring is located in the counterbore 43.

[0041] As a further improvement of the present utility model: a top switch cavity is further provided on the switch box 6, and an avoidance plane 421 is provided on the cylindrical portion 41 of the driving member 4, or rather: an avoidance notch is provided;

[0042] A three-terminal push-button switch 7 is further included;

[0043] The three-terminal push-button switch 7 is arranged in the top switch cavity, the button is opposite to the avoidance plane 421, and when the button valve stem 2 rotates, the outer circumferential surface of the cylindrical portion 41 is in sliding cooperation with the button to realize the conversion between normally open and normally closed;

[0044] As Figure 3 shown, the three-terminal push-button switch 7 includes a first terminal 71, a second terminal 72 and a third terminal 73. The first terminal 71 is a common input terminal, the second terminal 72 is a red light output terminal, and the third terminal 73 is a blue light output terminal;

[0045] The first terminal 71 is a common input terminal and the third terminal 73 is normally open, and the first terminal 71 is a common input terminal and the second terminal 72 is normally closed; when the driving member rotates with the valve stem, the cylindrical portion 41 drives the button of the three-terminal push-button switch 7, and the first terminal 71 is a common input terminal and the second terminal 72 is conducted, and the red light is on.

[0046] The three-terminal push-button switch 7 can observe the working state conversion.

[0047] When the present utility model is in use, the power switch of the oven or grill is turned on, and the blue light is on; when in Figure 1 、 Figure 3In the shown state, when the valve rod 2 is pressed, the valve rod and the driving member 4 move together. The driving portion 42 of the driving member acts on the button of the ignition microswitch 5, and the ignition microswitch 5 is turned on. Then, when the valve rod and the driving member are rotated together, the cylindrical portion 41 acts on the button of the three-terminal pushbutton switch 7; the gas appliance ignites and burns, the first terminal 71 is the common input terminal and the second terminal 72 is turned on, and the red light is on.

[0048] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

1. An oven valve provided with an ignition micro switch, characterized in that: Including valve body, valve stem, valve cover, drive, ignition micro switch and switch box, The valve cover is provided with a valve stem channel and two support columns, and the support column includes an end plate arranged at the end, an end screw hole arranged at the end, and a body screw hole arranged on the body; The switch box has a rear opening, including fixed seat plates and terminal extension holes arranged at both ends; The driving member includes a cylindrical portion, an inverted truncated cone-shaped driving portion and a major arc hole, and the valve stem includes a circular portion and a major arc portion; The superior arc hole is fixed to the superior arc part, the ignition micro switch is arranged in the switch box, the wiring terminal extends from the terminal hole, the button extends from the rear opening, the screw passes through the connection hole on the fixed base plate and is screwed into the body screw hole; the driving part cooperates with the button.

2. The oven valve with an ignition micro switch according to claim 1, characterized in that: The support column is fixed to the outer circumferential surface of the valve cover.

3. The oven valve with an ignition micro switch according to claim 1, characterized in that: A radial reinforcing rib is provided between the valve stem channel and the support column.

4. The oven valve with an ignition micro switch according to claim 1, characterized in that: The driving end of the driving member is provided with a countersunk hole; The valve stem channel is matched with the counterbore in and out.

5. The oven valve with an ignition micro switch according to claim 1, characterized in that: The superior arc-shaped portion is provided with two retaining spring grooves and also includes a retaining spring; A circlip is matched with the end of the cylindrical portion and the other end is matched with the driving portion.

6. An oven valve with an ignition micro switch according to claim 1, 2, 3, 4 or 5, characterized in that: The switch box is also provided with a top switch cavity, and the cylindrical portion of the driving member is provided with an air avoidance plane; Also included is a three-terminal push button switch; The three-terminal push button switch is arranged in the top switch cavity, the button is opposite to the air avoidance plane, and when the button valve stem rotates, the outer circumferential surface of the cylindrical part slides with the button to realize the normally open and normally closed conversion.

Images