Drip-proof valve for petroleum barrel

Abstract

The utility model provides an anti-leakage valve for a petroleum barrel, and relates to the technical field of petroleum barrel leakage prevention, the anti-leakage valve comprises a valve body, two ends of the valve body are respectively fixed and communicated with a connecting pipe and an oil outlet pipe, one end of the connecting pipe is fixedly connected with a fixed ring plate, the surface of the connecting pipe is sleeved and rotatably connected with an L-shaped ring plate, and the L-shaped ring plate is fixedly connected with the oil outlet pipe. A protruding pipe is embedded into the L-shaped annular plate and is in threaded connection with the L-shaped annular plate, a first sealing ring gasket is arranged between the fixed annular plate and the protruding pipe and fixedly connected with the fixed annular plate, and a valve ball is arranged in the valve body. According to the sealing device, the limiting rod penetrates through the edge of the protruding pipe, the protruding pipe is attached to the first sealing ring gasket, then the L-shaped ring plate is arranged on the surface of the protruding pipe in a sleeving mode and rotates, the effect that the fixing ring plate and the protruding pipe extrude the first sealing ring gasket can be achieved, and therefore the effect of improving the sealing performance between the fixing ring plate and the protruding pipe can be achieved; and therefore, the valve body can be conveniently mounted and dismounted.

Description

TECHNICAL FIELD

[0001] The utility model relates to petroleum barrel leak protection technical field especially relates to a petroleum barrel is with anti -dripping valve. BACKGROUND

[0002] Petroleum barrel, that is, the barrel for containing petroleum, is generally made of iron sheet or plastic material into a cylindrical shape. The valve body is used to open and close the pipeline, control the flow direction, adjust and control the parameters (temperature, pressure and flow) of the conveying medium. According to its function, it can be divided into shut-off valves, check valves, regulating valves, etc. The valve body is a control component in the fluid conveying system, which has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, dividing or overflow pressure relief, etc. The valve body for the fluid control system, from the simplest shut-off valve to the various valve bodies used in the automatic control system, has quite a few varieties and specifications.

[0003] The existing valve body installed on the petroleum barrel is usually installed through the flange and bolt, the installation process is relatively cumbersome, and it is not convenient to install and disassemble, and at the same time, the valve body is usually poor in sealing, which can easily cause oil leakage and dripping, therefore, a petroleum barrel anti-dripping valve is needed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of petroleum barrel anti-dripping valves to solve the problems of existing technology, such as the installation process being relatively cumbersome, and it is not convenient to install and disassemble, and oil leakage and dripping, by the valve body installed on the petroleum barrel being usually installed through the flange and bolt.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: a kind of petroleum barrel anti-dripping valve, including valve body, the both ends of the valve body are fixed and communicated with connecting pipe and oil outlet pipe, one end of the connecting pipe is fixedly connected with fixed ring plate, the surface of the connecting pipe is sleeved and rotationally connected with L-shaped ring plate, the inside of the L-shaped ring plate is embedded and threadedly connected with convex pipe, first sealing ring pad is equipped between the fixed ring plate and convex pipe, the first sealing ring pad is fixedly connected with fixed ring plate, the inside of the valve body is equipped with valve ball, the inner wall of the valve body is symmetrically provided with first arc type ring groove, the surface of the valve ball is symmetrically provided with second arc type ring groove, the inside of the first arc type ring groove and second arc type ring groove is embedded and fixedly connected with first arc type ring pad and second arc type ring pad respectively, the surface of the valve ball is provided with circular hole, the top of the valve body is fixed and communicated with ring type plate, the inside of the ring type plate is rotationally connected with rotating column by bearing, the bottom of the rotating column is fixedly connected with the surface of valve ball, the top of the rotating column is fixedly connected with rotating piece.

[0006] Preferably, the inner wall of the convex pipe is equidistantly penetrated and slidingly connected with four limiting rods, one end of the limiting rod penetrates the first sealing ring pad and is fixedly connected with the fixed ring plate.

[0007] Preferably, a circular groove is formed in the inner wall of the valve body and close to the bottom, a cylinder is embedded and rotationally connected in the circular groove, and the top of the cylinder is fixedly connected with the bottom of the valve ball.

[0008] Preferably, an annular groove is formed in the inner wall of the annular plate, a second sealing ring pad is embedded and fixedly connected in the annular groove, and the second sealing ring pad is slidingly connected with the surface of the rotating column.

[0009] Preferably, the surface of the rotating member is fixedly connected with convex blocks in a symmetrical manner.

[0010] Preferably, the top of the annular plate is symmetrically provided with arc grooves, the inner part of the arc grooves is embedded and slidingly connected with arc plates, and the top of the arc plate is fixedly connected with the bottom of the rotating member.

[0011] Compared with the prior art, the utility model has the advantages and positive effects that,

[0012] 1、in the utility model, the limiting rod penetrates the edge of the convex pipe and the convex pipe is attached to the first sealing ring pad, then the L-shaped ring plate is sleeved on the surface of the convex pipe and rotated, so that the fixed ring plate and the convex pipe can extrude the first sealing ring pad, the sealing property between the fixed ring plate and the convex pipe is improved, and the valve body can be conveniently installed and dismounted.

[0013] 2、in the utility model, when the valve body needs to be closed, the rotating member is rotated to drive the valve ball to rotate through the cylinder, when the valve ball is rotated by 90 degrees to be closed, the first arc-shaped ring pad is attached to the second arc-shaped ring pad, the valve ball and the valve body can be sealed, and the oil leakage and oil dripping are prevented. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 a whole structure perspective view of the anti-dripping valve for the petroleum barrel is provided for the utility model;

[0015] Figure 2 a whole structure sectional view of the anti-dripping valve for the petroleum barrel is provided for the utility model;

[0016] Figure 3 a whole structure plan view of the anti-dripping valve for the petroleum barrel is provided for the utility model;

[0017] Figure 4 a partial structure perspective view of the anti-dripping valve for the petroleum barrel is provided for the utility model;

[0018] Figure 5 The utility model provides a valve ball structure perspective view of anti-dripping valve for petroleum drum.

[0019] Legend: 1, valve body; 2, connecting pipe; 3, oil outlet pipe; 4, L type ring plate; 5, fixed ring plate; 6, convex pipe; 7, first sealing ring pad; 8, limiting rod; 9, valve ball; 10, first arc type ring groove; 11, first arc type ring pad; 12, second arc type ring groove; 13, second arc type ring pad; 14, round groove; 15, cylinder; 16, round hole; 17, ring type plate; 18, rotating column; 19, ring type groove; 20, second sealing ring pad; 21, rotating part; 22, arc groove; 23, arc plate. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the drawings and examples. It should be noted that the examples and features in the examples of the present application can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, therefore, the present application is not limited to the specific examples disclosed in the following description.

[0022] Example 1, as Figures 1-5As shown, this utility model provides an anti-drip valve for oil drums, including a valve body 1. A connecting pipe 2 and an oil outlet pipe 3 are fixedly connected to both ends of the valve body 1, enabling oil inlet and outlet. A fixing ring plate 5 is fixedly connected to one end of the connecting pipe 2. An L-shaped ring plate 4 is fitted and rotatably connected to the surface of the connecting pipe 2. A protruding tube 6 is embedded and threaded inside the L-shaped ring plate 4. A first sealing ring gasket 7 is provided between the fixing ring plate 5 and the protruding tube 6. The first sealing ring gasket 7 is fixedly connected to the fixing ring plate 5, allowing one end of the protruding tube 6 to be in contact with the surface of the first sealing ring gasket 7. By fitting the L-shaped ring plate 4 onto the surface of the protruding tube 6 and rotating it, the L-shaped ring plate 4 can be completely fitted onto the surface of the protruding tube 6. A valve ball 9 is provided inside the valve body 1, and a first arc is symmetrically formed on the inner wall of the valve body 1. The valve ball 9 has a first arc-shaped groove 10 and a second arc-shaped groove 12 symmetrically formed on its surface. The first arc-shaped groove 10 and the second arc-shaped groove 12 are respectively embedded and fixedly connected to a first arc-shaped gasket 11 and a second arc-shaped gasket 13. When the first arc-shaped gasket 11 and the second arc-shaped gasket 13 are in contact when the valve ball 9 rotates, the valve ball 9 and the valve body 1 can be sealed. The valve ball 9 has a round hole 16 on its surface, which can be used to release oil. The valve body 1 has an annular plate 17 fixed and connected to the top of the valve body 1. The annular plate 17 has a bearing inside which a rotating column 18 is rotatably connected. The bottom of the rotating column 18 is fixedly connected to the surface of the valve ball 9. The top of the rotating column 18 is fixedly connected to a rotating component 21, which can facilitate the rotation of the rotating column 18. The rotation of the rotating column 18 can drive the valve ball 9 to rotate.

[0023] Example 2, as Figures 1-5 As shown, four limiting rods 8 are equidistantly inserted and slidably connected through the inner wall of the convex tube 6. One end of each limiting rod 8 passes through the first sealing ring gasket 7 and is fixedly connected to the fixed ring plate 5, which can limit the movement of the convex tube 6. A circular groove 14 is provided through the inner wall of the valve body 1 near the bottom. A cylinder 15 is embedded in and rotatably connected inside the circular groove 14. The top of the cylinder 15 is fixedly connected to the bottom of the valve ball 9, which can position the bottom of the valve ball 9 by the cylinder 15 and the circular groove 14. An annular groove 19 is provided through the inner wall of the annular plate 17. A second sealing ring gasket 20 is embedded and fixedly connected, and the second sealing ring gasket 20 is slidably connected to the surface of the rotating column 18, which can achieve the effect of sealing the space between the rotating column 18 and the annular plate 17. Protrusions are symmetrically fixedly connected to the surface of the rotating component 21, which can facilitate the rotation of the rotating component 21 by the protrusions. Arc grooves 22 are symmetrically opened on the top of the annular plate 17, and arc plates 23 are embedded and slidably connected inside the arc grooves 22. The top of the arc plates 23 is fixedly connected to the bottom of the rotating component 21, which can limit the rotation angle of the rotating component 21.

[0024] Working principle: through the limiting rod 8 through the edge of the convex tube 6 and make convex tube 6 and the first sealing ring pad 7, at this time again through the L type ring plate 4 is installed on the surface of convex tube 6 and rotate, can play to make fixed ring plate 5 and convex tube 6 extrusion first sealing ring pad 7 effect, so as to improve the sealing between fixed ring plate 5 and convex tube 6 effect, can install the valve body 1 on the oil drum, at this time when the valve body 1 needs to be closed, can be through the rotation of the rotating part 21 make arc plate 23 in the arc groove 22 inside sliding, while the arc plate 23 sliding process, cylinder 15 will also follow the rotation, cylinder 15 rotation can drive valve ball 9 rotation, when valve ball 9 rotates ninety degrees close, the first arc type ring pad 11 will be pasted with the second arc type ring pad 13, can play to make valve ball 9 and valve body 1 between the sealing effect, so as to achieve the effect of preventing oil leakage and oil dripping.

[0025] The wiring diagram of the valve body 1 and the valve ball 9 in the utility model belongs to the common knowledge in the field, and its working principle is a known technology, and the model is selected according to actual use; therefore, the control mode and wiring arrangement of the valve body 1 and the valve ball 9 are not explained in detail.

[0026] The above is only the preferred embodiment of the utility model, and does not limit the utility model in other forms; any skilled person in the art can change or modify the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made according to the technical essence of the utility model to the above embodiment still belongs to the protection scope of the utility model technical scheme.

Claims

1. A drip-proof valve for oil drums, comprising a valve body (1), characterized in that: The valve body (1) has a connecting pipe (2) and an oil outlet pipe (3) fixed and connected at both ends. A fixed ring plate (5) is fixedly connected to one end of the connecting pipe (2). An L-shaped ring plate (4) is fitted and rotatably connected to the surface of the connecting pipe (2). A protruding tube (6) is embedded and threaded inside the L-shaped ring plate (4). A first sealing ring gasket (7) is provided between the fixed ring plate (5) and the protruding tube (6). The first sealing ring gasket (7) is fixedly connected to the fixed ring plate (5). A valve ball (9) is provided inside the valve body (1). A first arc-shaped annular groove is symmetrically opened on the inner wall of the valve body (1). 10) The surface of the valve ball (9) is symmetrically provided with a second arc-shaped annular groove (12). The first arc-shaped annular groove (10) and the second arc-shaped annular groove (12) are respectively embedded and fixedly connected with a first arc-shaped annular pad (11) and a second arc-shaped annular pad (13). The surface of the valve ball (9) is provided with a round hole (16). The top of the valve body (1) is fixed and connected with an annular plate (17). The bearing inside the annular plate (17) is rotatably connected with a rotating column (18). The bottom of the rotating column (18) is fixedly connected to the surface of the valve ball (9). The top of the rotating column (18) is fixedly connected with a rotating component (21).

2. The anti-drip valve for oil drums according to claim 1, characterized in that: The inner wall of the convex tube (6) is equidistantly connected with four limiting rods (8), one end of which passes through the first sealing ring gasket (7) and is fixedly connected to the fixing ring plate (5).

3. The anti-drip valve for oil drums according to claim 1, characterized in that: A circular groove (14) is provided on the inner wall of the valve body (1) near the bottom. A cylinder (15) is embedded in and rotatably connected to the inside of the circular groove (14). The top of the cylinder (15) is fixedly connected to the bottom of the valve ball (9).

4. The anti-drip valve for oil drums according to claim 1, characterized in that: The inner wall of the annular plate (17) is provided with an annular groove (19), and a second sealing ring gasket (20) is embedded and fixedly connected inside the annular groove (19). The second sealing ring gasket (20) is slidably connected to the surface of the rotating column (18).

5. The anti-drip valve for oil drums according to claim 1, characterized in that: The surface of the rotating part (21) is symmetrically fixed with protrusions.

6. The anti-drip valve for oil drums according to claim 1, characterized in that: The top of the annular plate (17) is symmetrically provided with arc grooves (22), and arc plates (23) are embedded and slidably connected inside the arc grooves (22). The top of the arc plates (23) is fixedly connected to the bottom of the rotating part (21).

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