Food-grade high-flow angle valve

Abstract

The utility model discloses a food grade large flow angle valve, including valve body, valve plate, valve rod and valve cavity, the valve cavity is provided in the valve body, the valve plate is provided in the valve cavity, the outer side of the valve plate is provided with a first sealing gasket, the valve rod is provided on the top of the valve body, the inside of the valve rod is provided with a guide hole, the guide hole is provided with a first sealing gasket, and the valve rod is provided with a second sealing gasket. A guide hole is formed in the valve body, a guide rod is arranged in the guide hole, the bottom end of the guide rod extends to the position below the valve rod and is connected with the valve plate, the outer wall of the valve rod is sleeved with a second sealing gasket, a threaded gasket is arranged at the position, below the second sealing gasket, of the outer portion of the valve rod, and the outer wall of the threaded gasket is tightly attached to the inner wall of the valve body. And a snap spring is mounted at the top of the threaded gasket. According to the utility model, the opening of the valve cavity is large, the circulation resistance is small, the larger flow can be provided, and the multi-sealing structure is adopted, so that the sealing performance is good, and the anti-leakage effect is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of angle valve, concretely is a food -grade large flow angle valve. BACKGROUND

[0002] The angle valve is a kind of pipeline valve, and the fluid is controlled by rotating the valve core to control the on-off and flow, and is commonly used to adjust and cut off the fluid in pipeline. The food-grade angle valve is a kind of control valve specially designed for food, beverage, pharmaceutical and other industries, mainly used for flow control, regulation and flow control in fluid pipeline.

[0003] Because the shell and valve plate of angle valve need to occupy a certain space, the valve body cavity space is limited, the flow resistance is big, the flow capacity is small, the food processing efficiency is affected, and the single sealing ring is generally used for sealing in angle valve, the sealing property is general, there is the risk of leakage, so it is urgent to improve. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a food-grade large flow angle valve to solve the problems in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a food-grade large flow angle valve, including valve body, valve plate, valve rod and valve cavity, the valve cavity is arranged at the inside of valve body, the valve plate is arranged at the inside of valve cavity, the outer side of valve plate is equipped with first sealing gasket, and the inner wall of first sealing gasket is closely combined with the outer wall of valve plate, and the outer wall of first sealing gasket is closely combined with the inner wall of valve body, the valve rod is installed at the top of valve body, the inside of valve rod is provided with guide hole, and the inside of guide hole is provided with guide rod, the bottom end of guide rod extends to the below of valve rod and is connected with valve plate, the outer wall of valve rod is sleeved with second sealing gasket, and the outer wall of second sealing gasket is closely combined with the inner wall of valve body, the outside of valve rod below second sealing gasket is provided with threaded washer, and the outer wall of threaded washer is closely combined with the inner wall of valve body, the top of threaded washer is installed with snap spring, one side of valve body is provided with water inlet, and the bottom end of valve body is provided with water outlet.

[0006] Preferably, the valve body and valve plate are made of food-grade stainless steel, which has high corrosion resistance and high temperature resistance, does not contaminate the fluid, and meets the food hygiene requirements.

[0007] Preferably, a third external thread is provided on the outer wall of the top of the valve rod.

[0008] Preferably, the top end of the valve rod extends above the valve body and is provided with a nut, and the nut is threadedly engaged with the third external thread.

[0009] Preferably, the outer side of the first sealing gasket is provided with an O-ring, and the O-ring is tightly attached to the inner wall of the valve body, further improving the sealing performance of the first sealing gasket.

[0010] Preferably, the top of the threaded gasket is connected with the valve body through a pin.

[0011] Preferably, the inner wall of the guide hole is provided with an internal thread, the outer wall of the guide rod is provided with a fourth external thread, and the fourth external thread is engaged with the internal thread.

[0012] Preferably, the water inlet and the water outlet are communicated with the valve cavity, and the outer wall of the water inlet and the water outlet is respectively provided with a first external thread and a second external thread.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The food raw material enters the valve cavity from the water inlet and is discharged from the water outlet, rotating the valve rod makes the guide rod move downward in the guide hole under the action of the fourth external thread and the internal thread, the guide rod drives the valve plate to move downward, the valve plate seals the valve cavity, and the flow is cut off, adjusted and controlled, and vice versa, the guide rod drives the valve plate to move upward, the valve cavity is completely opened, the opening of the valve cavity is large, and the food raw material passes through the valve cavity without being blocked by the valve plate, so that the flow resistance is small, thereby a larger flow can be provided to meet the demand of large flow in food processing and improve the processing efficiency.

[0015] The first sealing gasket can seal the valve plate, the O-ring outside the first sealing gasket further improves the sealing performance of the first sealing gasket, the threaded gasket is installed in the valve body through the snap spring and the pin due to the threaded gasket arranged outside the valve rod, further improving the sealing performance of the angle valve, and the second sealing gasket further improves the sealing performance between the valve rod and the valve body, the angle valve adopts a multiple sealing structure, has good sealing performance and good anti-leakage effect. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structure schematic view of the utility model;

[0017] Figure 2 It is a top view structure schematic view of the utility model;

[0018] Figure 3 It is an enlarged structure schematic view of the valve rod of the utility model;

[0019] Figure 4 It is a front view appearance structure schematic view of the utility model;

[0020] Figure 5 It is a side view appearance structure schematic view of the utility model.

[0021] In the figure: 1, valve body; 2, valve plate; 3, valve stem; 4, first sealing gasket; 5, O-ring; 6, second sealing gasket; 7, threaded washer; 8, circlip; 9, pin; 10, nut; 11, water inlet; 12, first external thread; 13, water outlet; 14, second external thread; 15, valve cavity; 16, third external thread; 17, guide hole; 18, internal thread; 19, guide rod; 20, fourth external thread. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1-5 The utility model provides an embodiment: a food -grade large -flow angle valve, including valve body 1, valve plate 2, valve stem 3 and valve cavity 15, valve cavity 15 sets up inside valve body 1, valve plate 2 sets up inside valve cavity 15, the outside of valve plate 2 is installed with first sealing gasket 4, and the inner wall of first sealing gasket 4 is closely combined with the outer wall of valve plate 2, and the outer wall of first sealing gasket 4 is closely combined with the inner wall of valve body 1, valve stem 3 is installed at the top of valve body 1, the inside of valve stem 3 is provided with guide hole 17, and the inside of guide hole 17 is provided with guide rod 19, and the bottom end of guide rod 19 extends below valve stem 3 and is connected with valve plate 2;

[0025] The outer wall of valve stem 3 is sleeved with second sealing gasket 6, and the outer wall of second sealing gasket 6 is closely combined with the inner wall of valve body 1, the outside of valve stem 3 below second sealing gasket 6 is provided with threaded washer 7, and the outer wall of threaded washer 7 is closely combined with the inner wall of valve body 1, and threaded washer 7 is installed with circlip 8 at the top;

[0026] One side of valve body 1 is provided with water inlet 11, and the bottom end of valve body 1 is provided with water outlet 13;

[0027] Specifically, the food raw material enters the valve cavity 15 from the water inlet 11 and is discharged from the water outlet 13. Rotating the valve rod 3 causes the guide rod 19 to move downward in the guide hole 17 under the action of the fourth external thread 20 and the internal thread 18, and the guide rod 19 drives the valve plate 2 to move downward. The valve plate 2 seals the valve cavity 15 to cut off, regulate and control the flow. Conversely, rotating the valve rod 3 in the opposite direction causes the guide rod 19 to drive the valve plate 2 to move upward, so that the valve cavity 15 is completely opened. The opening of the valve cavity 15 is large, and the food raw material passes through the valve cavity 15 without being blocked by the valve plate 2, so the flow resistance is small, thereby providing greater flow to meet the demand for large flow in food processing and improving processing efficiency.

[0028] The valve body 1 and the valve plate 2 are made of food-grade stainless steel, which has high corrosion resistance and high temperature resistance, and will not contaminate the fluid, meeting the food hygiene requirements.

[0029] The outer wall of the top of the valve rod 3 is provided with a third external thread 16.

[0030] The top end of the valve rod 3 extends above the valve body 1 and is provided with a nut 10, and the nut 10 is threadedly engaged with the third external thread 16.

[0031] The outer side of the first sealing gasket 4 is provided with an O-ring 5, and the O-ring 5 is tightly attached to the inner wall of the valve body 1.

[0032] Specifically, the first sealing gasket 4 can seal the valve plate 2, and the O-ring 5 outside the first sealing gasket 4 further improves the sealing performance of the first sealing gasket 4. Since the valve rod 3 is provided with a threaded gasket 7, the threaded gasket 7 is installed inside the valve body 1 through a snap spring 8 and a pin 9, which further improves the sealing performance of the angle valve. The second sealing gasket 6 further improves the sealing performance between the valve rod 3 and the valve body 1. The angle valve adopts a multiple sealing structure, has good sealing performance and good anti-leakage effect.

[0033] The top of the threaded gasket 7 is connected to the valve body 1 through the pin 9.

[0034] The inner wall of the guide hole 17 is provided with an internal thread 18, and the outer wall of the guide rod 19 is provided with a fourth external thread 20, which is engaged with the internal thread 18.

[0035] The water inlet 11 and the water outlet 13 are in communication with the valve cavity 15, and the outer walls of the water inlet 11 and the water outlet 13 are respectively provided with a first external thread 12 and a second external thread 14.

[0036] The embodiment of the application in use: first, food raw materials from the water inlet 11 into the valve cavity 15, from the water outlet 13, rotating the valve stem 3 so that the guide rod 19 under the action of the fourth outer thread 20 and the inner thread 18, in the guide hole 17 inside down, the guide rod 19 driven valve plate 2 down, the valve plate 2 will valve cavity 15 sealed, cut-off, adjustment and flow control, similarly, reverse rotation valve rod 3 so that the guide rod 19 driven valve plate 2 up, so that the valve cavity 15 is completely open, the opening of the valve cavity 15 is large, and the food raw materials through the valve cavity 15 is not blocked by the valve plate 2, the flow resistance is small, so as to provide greater flow, meet the demand of food processing large flow, improve the processing efficiency, then, the first sealing gasket 4 can seal the valve plate 2, the O ring 5 outside the first sealing gasket 4 further improves the sealing of the first sealing gasket 4, because the valve rod 3 is provided with a threaded gasket 7 outside, the threaded gasket 7 is installed in the valve body 1 inside through the snap spring 8 and the pin 9, further improve the sealing of the angle valve, the second sealing gasket 6 further improves the sealing between the valve rod 3 and the valve body 1, the angle valve adopts multiple sealing structure, good sealing, good anti-leakage effect.

[0037] Obviously, the above described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

Claims

1. A food-grade high-flow angle valve, characterized in that, The valve includes a valve body (1), a valve plate (2), a valve stem (3), and a valve cavity (15). The valve cavity (15) is located inside the valve body (1), and the valve plate (2) is located inside the valve cavity (15). A first sealing gasket (4) is installed on the outer side of the valve plate (2), and the inner wall of the first sealing gasket (4) is tightly fitted with the outer wall of the valve plate (2), and the outer wall of the first sealing gasket (4) is tightly fitted with the inner wall of the valve body (1). The valve stem (3) is installed on the top of the valve body (1), and a guide hole (17) is provided inside the valve stem (3), and a guide rod (1) is provided inside the guide hole (17). 9) The bottom end of the guide rod (19) extends to the bottom of the valve stem (3) and connects to the valve plate (2). A second sealing gasket (6) is fitted on the outer wall of the valve stem (3), and the outer wall of the second sealing gasket (6) is tightly fitted to the inner wall of the valve body (1). A threaded gasket (7) is provided on the outside of the valve stem (3) below the second sealing gasket (6), and the outer wall of the threaded gasket (7) is tightly fitted to the inner wall of the valve body (1). A snap ring (8) is installed on the top of the threaded gasket (7). A water inlet (11) is provided on one side of the valve body (1), and a water outlet (13) is provided at the bottom of the valve body (1).

2. The food-grade high-flow angle valve according to claim 1, characterized in that: Both the valve body (1) and the valve plate (2) are made of food-grade stainless steel.

3. The food-grade high-flow angle valve according to claim 1, characterized in that: The valve stem (3) has a third external thread (16) on the outer wall at the top.

4. The food-grade high-flow angle valve according to claim 1, characterized in that: The top of the valve stem (3) extends above the valve body (1) and is fitted with a nut (10), and the nut (10) engages with the third external thread (16).

5. A food-grade high-flow angle valve according to claim 1, characterized in that: An O-ring (5) is installed on the outer side of the first sealing gasket (4), and the O-ring (5) is tightly fitted to the inner wall of the valve body (1).

6. The food-grade high-flow angle valve according to claim 1, characterized in that: The top of each threaded gasket (7) is connected to the valve body (1) by a pin (9).

7. A food-grade high-flow angle valve according to claim 1, characterized in that: The inner wall of the guide hole (17) is provided with an internal thread (18), and the outer wall of the guide rod (19) is provided with a fourth external thread (20), and the fourth external thread (20) meshes with the internal thread (18).

8. A food-grade high-flow angle valve according to claim 1, characterized in that: The inlet (11) and outlet (13) are both connected to the valve chamber (15), and the outer walls of the inlet (11) and outlet (13) are respectively provided with a first external thread (12) and a second external thread (14).

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