Plug valve of structure for preventing pressing plate from rotating

Abstract

The utility model discloses a plug valve of a structure for preventing a pressing plate from rotating, which comprises a valve body, a valve seat, a rotating shaft and a valve core are arranged in the valve body, the valve seat is arranged on the upper surface of the valve body, the valve body and the valve seat are connected and internally form a mounting cavity, and a valve core spring is arranged between the end part of the rotating shaft and the valve core; a protruding positioning rib is arranged on the upper surface of the valve seat, a switch component is arranged on one side of the valve seat, a switch pressing plate is arranged between the switch component and the valve seat, a positioning groove is formed in the switch pressing plate, and the positioning rib is sleeved with the positioning groove. The switch pressing plate vertically moves up and down along the positioning ribs of the valve seat, so that the technical problem that the switch pressing plate can rotate and shift is solved, the switch can be accurately pressed open in each operation, and parts for positioning the switch pressing plate are reduced through the structure, so that the machining procedures and the assembling procedures are reduced, and the production efficiency is improved. The labor and material cost is saved, and the same using function is achieved through the least parts and the least working procedures.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of gas appliance, concretely relates to a cock valve of preventing the rotation structure of pressing plate. BACKGROUND

[0002] The cock valve of gas appliance is a kind of key component in household gas appliance such as gas stove and integrated kitchen electric appliance, it is as the straight-through valve of quick switch, mainly responsible for controlling the flow and cut-off of gas. In order to make cock valve accurate to press open switch each time, the method for preventing the rotation of switch pressing plate on the market is to realize positioning by a pin through pressing plate, but the positioning mode of existing cock valve, many parts are used, and many machining and assembly processes are used, which wastes labor and material cost. SUMMARY

[0003] The utility model solves the problem of wasting labor and material cost of the positioning mode of existing cock valve.

[0004] To realize the above-mentioned purpose, the utility model provides a cock valve of preventing the rotation structure of pressing plate, including valve body, the valve body is equipped with valve seat, rotating shaft and valve core, the valve seat is located on the upper surface of the valve body, and the internal installation cavity is formed between the valve body and the valve seat, the valve core is located in the installation cavity, one end of the rotating shaft is located in the installation cavity, and the valve core spring is arranged between the end of the rotating shaft and the valve core;

[0005] The upper surface of the valve seat is provided with the positioning rib of protrusion, one side of the valve seat is provided with switch component, the switch pressing plate is arranged between the switch component and the valve seat, one end of the switch pressing plate is connected with the rotating shaft, and the other end extends to the top of the switch component, the positioning groove is arranged in the switch pressing plate, and the positioning groove is sleeved with the outer side of the positioning rib.

[0006] Further, the valve body and the valve seat are fixedly connected by cross-slot countersunk screw.

[0007] Further, one end of the switch pressing plate is sleeved with the installation groove of the rotating shaft, and the open blocking ring is arranged on the upper and lower sides of the switch pressing plate.

[0008] Further, the switch support is arranged between the switch component and the valve seat, one side of the switch support is screw-connected with the valve seat by cross-slot countersunk screw, and the other side is screw-connected with the switch component by cross-slot countersunk screw.

[0009] The technical effect and advantage of the utility model: by the vertical movement of switch pressing plate along the positioning rib of valve seat, the technical problem that switch pressing plate can rotate and shift is solved, so that it can accurately press open switch each time, by the structure, the parts for positioning switch pressing plate are reduced, so that the machining process and assembly process are reduced, and the labor and material cost are saved, so that the same use function is realized with the least parts and the least process. BRIEF DESCRIPTION OF DRAWINGS

[0010] Fig. 1 It is the front view of the utility model;

[0011] Fig. 2 It is the exploded view of the utility model;

[0012] Fig. 3 It is the sectional view of the utility model;

[0013] Fig. 4 It is the switch pressure plate and positioning rib connecting structure schematic view of the utility model;

[0014] Fig. 5 It is the switch pressure plate structure schematic view of the utility model.

[0015] The figure mark: valve body 10;Valve seat 11;Rotary shaft 12;Valve core 13;Installation chamber 14;Valve core spring 15;Positioning rib 16;Switch component 20;Switch pressure plate 21;Positioning groove 22;Cross slot countersunk screw 17;Open baffle 24;Switch support 23. DETAILED DESCRIPTION

[0016] As Figs. 1 to 5 The cock valve of preventing the rotation structure of pressure plate, including valve body 10, be equipped with valve seat 11, rotary shaft 12 and valve core 13 in this valve body 10, the valve seat 11 is located at the upper surface of this valve body 10, and the installation chamber 14 is formed between valve body 10 and valve seat 11 connection inside, and the valve core 13 is located in the installation chamber 14, and the rotary shaft 12 one end is located in the installation chamber 14, and the end of rotary shaft 12 is equipped with valve core spring 15 between the valve core 13.

[0017] The upper surface of the valve seat 11 is provided with a raised positioning rib 16, and the valve seat 11 is provided with a switch component 20 on one side, and the switch component 20 is provided with a switch pressure plate 21 between the valve seat 11, one end of the switch pressure plate 21 is connected with the rotary shaft 12 and the other end extends to the top of the switch component 20, and the switch pressure plate 21 is provided with a positioning groove 22, and the positioning groove 22 is sleeved on the outer side of the positioning rib 16.

[0018] When using, by switch pressure plate 21 along the positioning rib 16 of valve seat 11 vertical movement, solve the technical problem that switch pressure plate 21 can rotate displacement, make its every operation can be accurate and open switch, through the structure, reduce the parts of switch pressure plate 21 positioning, thereby reducing the machining process, reduce the assembly process, save the labor and material cost with the least parts, the least process realizes the same use function.

[0019] The valve body 10 and the valve seat 11 are fixedly connected by the cross slot countersunk screw 17.

[0020] One end of the switch pressure plate 21 is sleeved in the rotating shaft, and open blocking rings 24 are arranged on the upper and lower sides of the switch pressure plate 21, so that the switch pressure plate 21 is clamped and connected with the rotating shaft 12 through the open blocking rings 24.

[0021] The switch component 20 and the valve seat 11 are provided with a switch support 23, one side of the switch support 23 is screw-connected with the valve seat through a cross slot countersunk screw, the other side is screw-connected with the switch component 20 through a cross slot countersunk screw, and assembly between the switch component 20 and the valve seat 11 is completed.

Claims

1. A cock valve of a pressure plate rotation prevention structure, comprising a valve body (10), a valve seat (11) provided on the upper surface of the valve body (10), a rotating shaft (12) and a valve core (13), an installation chamber (14) formed between the valve body (10) and the valve seat (11), the valve core (13) being provided in the installation chamber (14), one end of the rotating shaft (12) being provided in the installation chamber (14), and a valve core spring (15) being provided between the end of the rotating shaft (12) and the valve core (13); a raised positioning rib (16) being provided on the upper surface of the valve seat (11), a switch component (20) being provided on one side of the valve seat (11), a switch pressure plate (21) being provided between the switch component (20) and the valve seat (11), one end of the switch pressure plate (21) being connected with the rotating shaft (12) and the other end extending to the top of the switch component (20), a positioning groove (22) being provided in the switch pressure plate (21), and the positioning groove (22) being sleeved on the outside of the positioning rib (16). characterized in that The valve body (10) and the valve seat (11) are fixedly connected by cross groove countersunk head screws (17).

2. The globe valve with a pressure plate rotation-preventing structure according to claim 1, characterized in that: One end of the switch pressure plate (21) is sleeved in the installation groove of the rotating shaft, and open blocking rings (24) are provided on the upper and lower sides of the switch pressure plate (21).

3. The globe valve of claim 2, wherein: A switch support (23) is provided between the switch component (20) and the valve seat (11), one side of the switch support (23) is screw-connected with the valve seat by a cross groove countersunk head screw, and the other side is screw-connected with the switch component (20) by a cross groove countersunk head screw.

4. The globe valve of claim 3, wherein: ​

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