CN114754161A - A gas ball valve with good sealing performance - Google Patents

Abstract

The invention relates to the technical field of valve manufacturing, in particular to a gas ball valve with good sealing performance, comprising a rotating component, a ball valve tube, a ball valve body, a filter component, a first pipeline and a second pipeline. The ball valve body rotates, the ball valve body is arranged inside the ball valve tube, both ends of the ball valve tube are provided with filter components, which can enhance the filtering effect, and both ends are provided with a first pipeline and a second pipeline. When the pipeline flows into the inside of the ball valve pipe, it is filtered through the filter assembly, and flows out through the flow port set on the ball valve body. Using it, it is not easy to block, thereby enhancing the use effect.

Description

A gas ball valve with good sealing performance

technical field

The invention relates to the technical field of valve manufacturing, in particular to a gas ball valve with good sealing performance.

Background technique

The valve is a pipeline accessory 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 valve, check valve, regulating valve, etc. The valve is a control component in the fluid conveying system, with functions such as cut-off, regulation, diversion, prevention of backflow, voltage stabilization, diversion or overflow and pressure relief.

Since the valve seat is composed of a carbonized Teflon sealing ring and a disc spring, the ball valve has strong adaptability to changes in pressure and temperature, and will not produce any leakage within the marked pressure and temperature range. Generally, it is an integral welded ball valve made of carbon steel seamless steel pipe. It has good sealing performance and corrosion resistance. It is widely used in the fields of natural gas, petroleum, heating, chemical and thermoelectric pipelines. However, the existing ball valve has great limitations and cannot meet the needs of modern industrial production.

When the existing gas ball valve with good sealing performance is in use, the filtering effect is not good, thus affecting the use of the ball valve.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a gas ball valve with good sealing performance, which aims to solve the technical problem of the poor filtering effect of the gas ball valve with good sealing performance in the prior art, which affects the use of the ball valve.

In order to achieve the above purpose, the present invention adopts a gas ball valve with good sealing performance. When the gas ball valve with good sealing performance is used, the operator rotates the rotating assembly, and the rotating assembly drives the fixed connection with it. The ball valve body rotates inside the ball valve tube, and the flow port provided on the ball valve body is turned to the opening of the ball valve tube, so that the gas liquid is injected through the first pipeline connected with it. When it reaches the ball valve tube, it passes through the filter assembly on the side of the ball valve tube, and the sealing ring of the filter assembly seals the ball valve tube and the first pipeline. The mesh cylinder on the side supports the mesh cylinder, and the mesh cylinder filters the larger impurities injected into the gas liquid. The mesh cylinder is supported to prolong its service life. The spun gauze is arranged on the sides of the two staggered support rods, and the spun gauze mesh can strengthen the filtering of impurities inside the gas liquid. It flows into the filter assembly on the other side through the flow port set on the ball valve body, so as to strengthen the filtration, and after the filtration is completed, it is injected into the second pipeline, so that it is easy to use and not easy to be blocked. , so as to enhance the use effect.

The rotating assembly can drive the ball valve body disposed inside the ball valve tube to rotate, the ball valve body is disposed inside the ball valve tube, and both ends of the ball valve tube are provided with the filter assembly, so that the ball valve body can be rotated. The filtering effect is enhanced, and both ends are provided with the first pipeline and the second pipeline. When the liquid is injected into the first pipeline and flows into the inside of the ball valve tube, it is filtered by the filter assembly. After filtering, it flows into the flow port provided on the ball valve body and flows out. After flowing out, it is filtered again through the filter assembly, and then flows out through the second pipeline, so that it is convenient to use and not easy to be blocked, thereby Strengthen the use effect.

Wherein, each group of the filter assemblies further includes a fixing ring, the fixing ring is fixedly connected with the ball valve tube, and is located on the inner side wall of the ball valve tube, and the fixing ring is sleeved on the mesh cylinder the exterior.

The fixing ring is sleeved on the outside of the mesh cylinder, which can strengthen the support of the mesh cylinder.

Wherein, the rotating assembly includes a connecting cylinder, a handle, a rotating rod and a clamping block, the connecting cylinder is communicated with the ball valve tube, the handle is arranged above the connecting cylinder, and one end of the rotating rod is connected to the The handle is fixedly connected, and the other end of the rotating rod is inserted into the connecting cylinder and fixedly connected with the clamping block, which is fixedly connected with the ball valve body and is located above the ball valve body.

The rotating assembly can rotate the ball valve body disposed inside the ball valve tube, so as to open the ball valve body.

Wherein, the rotating assembly further includes a supporting collar, the supporting collar is fixedly connected with the connecting cylinder and is located on the inner side wall of the connecting cylinder, and the supporting collar is sleeved on the rotating rod the exterior.

The support collar is sleeved on the outside of the rotating rod, and can strengthen the support for the rotating rod, thereby assisting the rotating rod to rotate.

Wherein, the rotating assembly further includes a support nut, the support nut is movably connected with the connection cylinder, and is located above the connection cylinder, and the support nut is located below the handle.

The supporting nut is arranged above the connecting cylinder, which can stabilize the rotating rod, and facilitate the handle to rotate the rotating rod, thereby improving the practicability.

Wherein, the rotating assembly further includes a sealing collar, the sealing collar is fixedly connected with the connecting cylinder and is located below the connecting cylinder, and the sealing collar is sleeved on the outside of the rotating rod.

The sealing collar is sleeved on the outside of the rotating rod, and when the rotating rod is rotated, the sealing collar can seal the connecting cylinder to prevent gas leakage.

In the gas ball valve with good sealing performance of the present invention, when the gas ball valve with good sealing performance is used, the operator rotates the rotating assembly, and the rotating assembly drives the ball valve body fixedly connected with it to move in The inside of the ball valve pipe is rotated, and the flow port provided on the ball valve body is turned to the opening of the ball valve pipe, so that the gas liquid is injected into the ball valve pipe through the first pipe connected with it. At the position, the filter assembly on the side of the ball valve tube passes through the filter assembly, and the sealing ring of the filter assembly seals the ball valve tube and the first pipeline, and then seals the mesh on the side. The mesh cylinder is used to support the mesh cylinder, and the larger impurities injected into the gas liquid are filtered. The two support rods are respectively arranged on the side of the mesh cylinder in a staggered manner, which can support the mesh cylinder. In order to prolong its service life, the spun gauze is arranged on the side of the two supporting rods arranged in a staggered manner, and the spun gauze can strengthen the filtering of impurities inside the gas liquid. After filtering, it will pass through the ball valve body. The set flow port flows into the filter assembly on the other side to strengthen the filtration. After the filtration is completed, it is injected into the second pipeline, so as to facilitate its use and not easy to block, thereby enhancing the use effect. .

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a gas ball valve with good sealing performance according to the present invention.

Fig. 2 is a front view of a gas ball valve with good sealing performance according to the present invention.

Fig. 3 is a side view of a gas ball valve with good sealing performance according to the present invention.

FIG. 4 is a cross-sectional view of the structure along the line A-A of FIG. 2 of the present invention.

FIG. 5 is a partial enlarged view of the part B of FIG. 4 according to the present invention.

1-Rotating assembly, 11-Connecting cylinder, 12-Handle, 13-Rotating rod, 14-Clamping block, 15-Supporting collar, 16-Supporting nut, 17-Sealing collar, 2-Ball valve tube, 3- Ball valve body, 4-filter assembly, 41-sealing ring, 42-mesh cylinder, 43-spinning mesh, 44-support rod, 45-fixing ring, 5-first pipe, 6-second pipe, 7-flow port, 8-filter, 9-connection structure, 91-ring frame, 92-bolt, 93-installation hole.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientations or positional relationships indicated by "horizontal", "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than An indication or implication that the referred device or element must have a particular orientation, be constructed and operate in a particular orientation, is not to be construed as a limitation of the invention. In addition, in the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

1 to 5 , the present invention provides a gas ball valve with good sealing performance. The gas ball valve with good sealing performance includes a rotating assembly 1 , a ball valve tube 2 , a ball valve body 3 , a filter assembly 4 , and a first pipeline 5 . and the second pipeline 6, the ball valve body 3 has a flow port 7, the rotating assembly 1 is fixedly connected with the ball valve body 3, and is located above the ball valve body 3 and above the ball valve pipe 2, The ball valve body 3 is arranged inside the ball valve tube 2, and the number of the filter assemblies 4 is two groups. The pipeline 5 and the second pipeline 6 are respectively disposed opposite to the two ends of the ball valve tube 2, and are located on the side of the filter assembly 4;

Each group of the filter assemblies 4 includes a sealing ring 41 , a mesh cylinder 42 , a spun gauze 43 and a support rod 44 . The sealing ring 41 is fixedly connected with the ball valve tube 2 and is located on the inner side wall of the ball valve tube 2 , The mesh cylinder 42 is arranged on the side of the sealing ring 41, the number of the support rods 44 is two, and the two support rods 44 are respectively arranged on the side of the mesh cylinder 42 in a staggered manner. The net 43 is arranged on the side of the support rod 44 .

In this embodiment, the pressure of the gas ball valve with good sealing performance acts on the outside of the end of the sealing ring of its valve seat under normal circumstances, so that the sealing ring will be pressed against the valve body to generate a corresponding extrusion force, so that the A relatively reliable sealing structure can be formed between the sealing ring and the valve body. When the gas ball valve with good sealing performance is used, the operator rotates the rotating assembly 1, and the rotating assembly 1 drives to fix it. The connected ball valve body 3 rotates inside the ball valve tube 2, and the flow port 7 provided on the ball valve body 3 is turned to the opening of the ball valve tube 2, so that the gas liquid will pass through the connected valve tube 2. The first pipe 5 is injected into the ball valve pipe 2, and then passes through the filter element 4 on the side of the ball valve pipe 2, and the sealing ring 41 of the filter element 4 connects the ball valve pipe 2. Carry out sealing treatment with the first pipe 5, and then support the mesh cylinder 42 on the side, and the mesh cylinder 42 will filter the larger impurities injected into the gas liquid. The rods 44 are respectively arranged on the side of the mesh cylinder 42 in a staggered manner, which can support the mesh cylinder 42, thereby prolonging its service life. At the same time, the spun gauze 43 can strengthen the filtering of the impurities inside the gas liquid. After filtering, it flows into the filter assembly 4 on the other side through the flow port 7 provided on the ball valve body 3, Therefore, the filtration is strengthened, and after the filtration is completed, it is injected into the second pipeline 6, so that it is convenient to use, and it is not easy to be blocked, thereby enhancing the use effect.

Further, each group of the filter assemblies 4 further includes a fixing ring 45, the fixing ring 45 is fixedly connected with the ball valve tube 2, and is located on the inner side wall of the ball valve tube 2, and the fixing ring 45 is sleeved outside of the mesh cylinder 42 .

In this embodiment, the fixing ring 45 is sleeved on the outside of the mesh cylinder 42. When the liquid is injected into the mesh cylinder 42 for filtering, the fixing ring 45 can support the mesh cylinder 42. Thereby, the connection between the net cylinder 42 and the ball valve pipe 2 is strengthened, and the practicability is improved.

Further, the rotating assembly 1 includes a connecting cylinder 11 , a handle 12 , a rotating rod 13 and a clamping block 14 , the connecting cylinder 11 is communicated with the ball valve tube 2 , and the handle 12 is arranged on the side of the connecting cylinder 11 . Above, one end of the rotating rod 13 is fixedly connected to the handle 12 , and the other end of the rotating rod 13 is inserted into the connecting cylinder 11 and is fixedly connected to the clamping block 14 , which is connected to the connecting cylinder 11 . The ball valve body 3 is fixedly connected and located above the ball valve body 3;

The rotating assembly 1 further includes a support collar 15, the support collar 15 is fixedly connected to the connecting cylinder 11, and is located on the inner side wall of the connecting cylinder 11, and the support collar 15 is sleeved on the connecting cylinder 11. the outside of the rotating rod 13;

The rotating assembly 1 further includes a support nut 16 , the support nut 16 is movably connected with the connecting cylinder 11 and is located above the connecting cylinder 11 , and the support nut 16 is located on the handle 12 . below;

The rotating assembly 1 further includes a sealing collar 17, the sealing collar 17 is fixedly connected with the connecting cylinder 11, and is located below the connecting cylinder 11, and the sealing collar 17 is sleeved on the rotating Outside of rod 13 .

In this embodiment, when the operator opens it, the connecting cylinder 11 communicates with the ball valve tube 2 , the handle 12 is arranged above the connecting cylinder 11 , and the operator holds the handle 12 , the handle 12 is rotated, and the handle 12 will drive the fixedly connected rotating rod 13 to rotate inside the connecting cylinder 11, thereby driving the fixed connection block 14 below to rotate, so The snap-on block 14 drives the fixedly connected ball valve body 3 to rotate inside the ball valve tube 2 , and then rotates the flow port 7 provided on the ball valve body 3 to the opening of the ball valve tube 2 . Therefore, it can be opened. The support collar 15 is sleeved on the outside of the rotating rod 13 . When the rotating rod 13 is rotated, the supporting collar 15 can rotate the rotating rod 13 . The support nut 16 is arranged below the handle 12, which can support the handle 12, so as to facilitate the rotation of the rotating rod 13 for the handle 12, and can move the lower part of the handle 12. The connected connecting cylinder 11 is protected, so that the use effect can be enhanced and the service life can be prolonged. When the inside of the ball valve tube 2 rotates, the sealing collar 17 provided under the connecting cylinder 11 can seal it, preventing the injected gas liquid from flowing out of the connecting cylinder 11, and can strengthen the rotation resistance. The rod 13 is supported to facilitate the rotation of the rotating rod 13, thereby prolonging the service life and improving the practicability.

Further, the gas ball valve with good sealing performance further includes a filter screen 8 , and the filter screen 8 is fixedly connected with the ball valve body 3 and is located at the flow port 7 .

In this embodiment, the filter screen 8 is disposed at the flow port 7 . After the gas liquid is filtered through the filter assembly 4 and then poured into the flow port 7 , the flow port 7 The filter screen 8 provided at the location can assist the filter assembly 4 to enhance the filtering effect, thereby improving the practicability.

Further, the gas ball valve with good sealing performance also includes a connection structure 9, the number of the connection structure 9 is two groups, and the side edges of the first pipeline 5 and the second pipeline 6 are provided with the connection structure. structure 9;

Each set of the connecting structures 9 includes an annular frame 91 and bolts 92 , and the sides of the first pipe 5 and the second pipe 6 are fixedly connected with the annular frame 91 , and the annular frame 91 has a plurality of installations. The holes 93 are provided with the bolts 92 at each of the mounting holes 93 .

In this embodiment, the first pipe 5 and the second pipe 6 are provided with the connection structure 9, which can strengthen the connection effect and facilitate the injection of fuel gas and liquid. The first pipe 5 and the side of the second pipe 6 are provided with the annular frame 91, each of the annular frame 91 is provided with a plurality of the installation holes 93, each of the installation holes 93 is provided with the Bolts 92, which can enhance the connection effect, thereby improving practicality.

The above disclosure is only a preferred embodiment of the present invention, and of course, it cannot limit the scope of rights of the present invention. Those of ordinary skill in the art can understand that all or part of the process of implementing the above embodiment can be realized according to the rights of the present invention. The equivalent changes required to be made still belong to the scope covered by the invention.

Claims (6)

1. A gas ball valve with good sealing, characterized in that, The gas ball valve with good sealing includes a rotating component, a ball valve tube, a ball valve body, a filter component, a first pipeline and a second pipeline, the ball valve body has a flow port, the rotating component is fixedly connected with the ball valve body, and Located above the ball valve body and above the ball valve tube, the ball valve body is arranged inside the ball valve tube, the number of the filter components is two groups, and the two groups of the filter components are respectively arranged opposite to each other. the two ends of the ball valve tube, the first pipeline and the second pipeline are respectively arranged opposite to the two ends of the ball valve tube, and are located on the side of the filter assembly; Each group of the filter assemblies includes a sealing ring, a mesh cylinder, a spun yarn mesh and a support rod. The sealing ring is fixedly connected to the ball valve tube and is located on the inner sidewall of the ball valve tube. The mesh cylinder is arranged on the ball valve tube. On the side of the sealing ring, the number of the support rods is two, and the two support rods are respectively arranged on the sides of the mesh cylinder in a staggered manner, and the fine yarn mesh is arranged on the sides of the support rods. 2. The gas ball valve with good sealing performance according to claim 1, characterized in that, Each group of the filter assemblies further includes a fixing ring, the fixing ring is fixedly connected with the ball valve tube and located on the inner side wall of the ball valve tube, and the fixing ring is sleeved on the outside of the mesh cylinder . 3. The gas ball valve with good sealing performance according to claim 2, characterized in that, The rotating assembly includes a connecting cylinder, a handle, a rotating rod and a clamping block, the connecting cylinder is communicated with the ball valve tube, the handle is arranged above the connecting cylinder, and one end of the rotating rod is connected to the handle In a fixed connection, the other end of the rotating rod is inserted into the connecting cylinder and fixedly connected with the clamping block, which is fixedly connected with the ball valve body and is located above the ball valve body. 4. The gas ball valve with good sealing performance according to claim 3, characterized in that, The rotating assembly further includes a support collar, the support collar is fixedly connected with the connecting cylinder and is located on the inner side wall of the connecting cylinder, and the supporting collar is sleeved on the outside of the rotating rod . 5. The gas ball valve with good sealing performance according to claim 4, characterized in that, The rotating assembly further includes a support nut, which is movably connected with the connecting cylinder and is located above the connecting cylinder, and is located below the handle. 6. The gas ball valve with good sealing performance according to claim 5, characterized in that, The rotating assembly further includes a sealing collar, which is fixedly connected with the connecting cylinder and is located below the connecting cylinder, and is sleeved on the outside of the rotating rod.

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