CN211649248U

CN211649248U - Foldable flange ball valve

Info

Publication number: CN211649248U
Application number: CN201922318278.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Tianjin Tangvalve Jinbaili Valve Co ltd
Current assignee: Tianjin Tangvalve Jinbaili Valve Co ltd
Priority date: 2019-12-22
Filing date: 2019-12-22
Publication date: 2020-10-09
Anticipated expiration: 2029-12-22

Abstract

The utility model discloses a folded cascade flange ball valve, be equipped with penetrating spheroidal valve body, be used for the ring flange of connecting between the pipeline, with be equipped with pipeline cavity and cavity the valve rod that penetrating ball is connected with set up in valve disc on the valve rod still includes: the rotating part, the one end of rotating part is equipped with the rotation axis of being connected with the valve disc hub, realizes rotating part's rotation, rotating part's the other end is equipped with the recess. The utility model discloses beneficial effect: the foldable flange ball valve provided by the utility model can protect the valve installed outside, thereby protecting the sealing performance; secondly, the valve disc can be rotated; and thirdly, the rotating part can be effectively protected and is not easy to fall off.

Description

Foldable flange ball valve

Technical Field

The utility model relates to a technical field of pipe connection ball valve especially relates to a rotatable foldable flange ball valve of part.

Background

The valves produced in all the existing valve plants can be divided into the following types, which are mainly divided into gate valves, butterfly valves, ball valves and stop valves. They have the advantages and disadvantages of, for example, the gate valve has small opening and closing moment, that is, the gate valve can be opened and closed with small force, but the opening and closing speed is slow; the butterfly valve has large opening and closing torque, the valve needs great force for closing and opening, and the sealing performance is slightly worse than that of other valves. The advantage is that the installation space is small; the stop valve has large opening and closing moment, slow opening and closing speed and good sealing performance. In summary, the common defects of the valve are that the valve is very laborious to open and close, the opening and closing speed is very slow, and the appearance is not small and exquisite enough and beautiful.

At present, the ball valve handle is in a straight shape, so that the ball valve handle is used under the condition of enough opening space, but in the limited space, the straight valve handle has problems, and the opening degree of the valve cannot be ensured. The loop bar utilizes lever principle to exert torsion to the valve handle, carries out the regulation that opens and shuts to the valve promptly, and the handle of loop bar is longer, and in some great valve use, the handle of loop bar is just longer, in narrow and small space, and the loop bar is restricted easily very much, the utility model discloses just solve and opened the great problem of the degree of difficulty at the confined space ball valve. The utility model discloses change the style of calligraphy of ball valve into the polygon, the valve divides several switches to target in place, has overcome the condition that can not open or close completely at the restricted space ball valve.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that current flange ball valve exists, provided the utility model discloses.

Therefore, one of the purposes of the present invention is to provide a foldable flange ball valve, which can fold up the components of the rotary valve, protect the sealing performance of the ball valve from being affected by the outside world, and save the space for use.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a folded cascade flange ball valve, is equipped with penetrating spheroidal valve body, the ring flange that is used for connecting between the pipeline, with penetrating spheroidal valve rod that is connected with set up in valve disc on the valve rod, its characterized in that including being equipped with pipeline cavity and cavity: the rotating part is arranged on the valve disc, one end of the rotating part is provided with a rotating shaft connected with the valve disc shaft to realize the rotation of the rotating part, and the other end of the rotating part is connected with a handle.

As a preferred scheme of folded cascade flange ball valve, wherein: the valve disc further comprises a protrusion arranged on the surface of the valve disc, a shaft hole arranged on the right side of one end of the protrusion and fixing parts arranged on two sides of the other end of the protrusion.

As a preferred scheme of folded cascade flange ball valve, wherein: the shaft hole is connected with the rotating shaft through a fixing part, so that shaft connection between one end of the rotating part and the valve disc is achieved, the fixing part is connected with the handle, the handle is provided with an embedded groove, the handle is foldable, the handle and the groove are matched, and the rotating shaft is fixed when the handle is folded and folded to be embedded into the groove.

As a preferred scheme of folded cascade flange ball valve, wherein: the rotating parts are symmetrically arranged on the valve disc, one end of each rotating part is connected with the valve disc through a shaft, and the rotating parts are located on two sides of the protrusions.

As a preferred scheme of folded cascade flange ball valve, wherein: the rotating part rotates by taking the rotating shaft as an axis, when the rotating part rotates to a certain angle, one end of the rotating part, which is provided with the rotating shaft, is contacted with the protrusion, the limiting of the rotating part is realized, and therefore the rotation of the valve disc is realized.

As a preferred scheme of folded cascade flange ball valve, wherein: the rotating parts are two and symmetrically arranged at two ends of the bulge, and respectively realize the anticlockwise rotation or clockwise rotation of the valve disc through the limiting effect of the bulge.

As a preferred scheme of folded cascade flange ball valve, wherein: when the handle is folded and folded, one end of the handle provided with the groove is contacted with the side face of the protrusion, so that the rotating part is limited when being folded and folded.

Has the advantages that:

the foldable flange ball valve provided by the utility model can be folded through the rotating part, so that the valve arranged outside can be protected, and the sealing performance of the valve can be protected; secondly, the valve disc can rotate anticlockwise or clockwise through the symmetrical structure and the mutual limiting function; thirdly, through being equipped with the recess, can embed to the rotating part, can effectual protection rotating part, make it be difficult for the landing.

Description of the drawings:

fig. 1 is the utility model relates to an embodiment in the folded cascade flange ball valve overall structure schematic diagram:

fig. 2 is a schematic structural view of a foldable flanged ball valve rotating member according to an embodiment of the present invention.

In the figure: 1. valve body, 2. flange, 3. valve disc, 4. rotating part, 5. protrusion, 6. rotating shaft, 7. handle, 8. groove

The specific implementation mode is as follows:

the utility model provides a folded cascade flange ball valve, ball valve are the novel valve that is extensively adopted in recent years, and it has following advantage: 1. the fluid resistance is small, and the resistance coefficient of the fluid resistance is equal to that of the pipe section with the same length; 2. the structure is simple, the volume is small, and the weight is light; 3. the sealing surface of the ball valve is made of plastic, has good sealing performance and is widely used in a vacuum system; 4. the operation is convenient, the opening and closing are rapid, and the rotation from full opening to full closing is only 90 degrees, so that the remote control is convenient; 5. the ball valve is convenient to maintain, simple in structure, and convenient to disassemble and replace, and the sealing rings are generally movable; 6. when the valve is fully opened or fully closed, the sealing surfaces of the ball body and the valve seat are isolated from the medium, and the corrosion of the sealing surface of the valve can not be caused when the medium passes through the sealing surfaces; 7 the application scope is wide, and the latus rectum is from little to several millimeters, and big to several meters, and from high vacuum to high pressure all can use, and this type of valve should generally the horizontal installation in the pipeline.

As shown in fig. 1, the drawing shows the utility model relates to an in the embodiment the overall structure schematic diagram when the rotary part of folded cascade flange ball valve is folded, it is concrete, the inside cavity that the pipeline held that is equipped with of valve body 1, be equipped with in its cavity and have penetrating spheroid, the spheroid is connected with the one end of valve rod, refer to fig. 2, the other end of valve rod is equipped with valve disc 3, be equipped with rotary part 4 on the valve disc 3, make rotary part 4's rotation through the effect of external force, thereby drive the rotation of valve disc 3, drive penetrating spheroidal rotation through valve rod interlock, when rotating certain angle, penetrating mouthful communicates with each other with the pipeline mouth, form the circulation pipeline, the spheroid makes the rotation around the valve body core line and reaches the valve of opening, closing, the ball valve mainly is used for in the pipeline and cuts off, the distribution and the size. And the two ends of the valve body 1 are connected with flange plates 2, as a preferable scheme in the embodiment, the connection can be welding, and the flange is shown in fig. 1 and is called a flange plate or a flange; the flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two equipments, and the flanges, gaskets and bolts are connected with each other as a group of detachable connections of combined sealing structure. The pipeline flange is used for tying an equipment inlet flange and an equipment outlet flange on equipment, the flange is provided with holes, the two flanges are tightly connected through bolts, and the flanges are sealed through gaskets; the flange is divided into a threaded connection (screw thread connection) flange, a welding flange and a clamping flange.

Fig. 2 is a schematic structural diagram of a foldable flanged ball valve handle according to an embodiment of the present invention, which is a rotatable and foldable rotating component 4, and one end of the rotatable and foldable rotating component 4 is connected to a valve disc 3 shaft, so as to realize rotation of the rotating component 4. Rotation axis and shaft hole cooperation that 4 one end of rotary part was provided with are connected, form the hub connection, and use the rotation axis as the axle center rotation when rotary part 4, and when rotatory to certain angle, rotary part 4 is equipped with the one end of rotation axis and contacts with arch 5, realize spacing to rotary part 4, thereby realize the rotation of valve disc 3, when rotatory with the rotation axis of symmetry, will pass through spacing effect, realize rotary part's clockwise rotation, thereby the interlock causes the valve to rotate.

As shown in fig. 1 and fig. 2, in an embodiment of the present invention, a schematic structural diagram of a rotating component of a foldable flange ball valve, in the figure, one end of the rotating component 4 is provided with a rotating shaft, the other end is provided with a groove 8, and the handle 7 is foldable to be folded and inserted into the groove 8. The figure shows a cylinder which can be rotated as a preferred solution in the present embodiment, and therefore will not be described in detail.

The working principle is as follows: when accomplishing the installation, when needing to open the ball valve switch, it is spacing to contact and cooperate with the arch to open 4 certain angles of rotary part, can make valve disc 3 drive valve rod rotate through external force this moment to cause the rotatory certain angle of penetrating spheroid in the valve body 1 and pipeline to constitute the route, thereby open the valve, when needs are closed, rotational symmetry's rotary part 4 to corresponding angle, make penetrating spheroid and pipeline sealed, fold rotary part 4 after having used up. The foldable flange ball valve provided by the utility model has the advantages that firstly, the rotary part 4 arranged on the foldable flange ball valve can be folded, so that the valve arranged outside can be protected, and the sealing performance of the valve can be protected; secondly, the valve disc 3 can rotate anticlockwise or clockwise through the symmetrical structure and the mutual limiting function; thirdly, through being equipped with recess 8, can embed to rotating part 4, can effectual protection rotating part 4, make it be difficult for the landing.

Claims

1. The utility model provides a folded cascade flange ball valve, is equipped with penetrating spheroidal valve body, the ring flange that is used for connecting between the pipeline, with penetrating spheroidal valve rod that is connected with set up in valve disc on the valve rod, its characterized in that including being equipped with pipeline cavity and cavity: the rotating part is arranged on the valve disc, one end of the rotating part is provided with a rotating shaft connected with the valve disc shaft to realize the rotation of the rotating part, and the other end of the rotating part is connected with a handle.

2. A foldable flange ball valve according to claim 1, wherein said valve disc further comprises a protrusion disposed on the surface of the valve disc, a shaft hole disposed on the right side of one end of said protrusion, and a fixing member disposed on both sides of the other end of the protrusion.

3. A foldable flange ball valve according to claim 2, wherein the shaft hole is connected to the rotating shaft through a fixing member to realize the shaft connection between one end of the rotating member and the valve disc, the fixing member is connected to the handle, and the handle is provided with an embedded groove, the handle is foldable, and the handle and the groove cooperate to fix the rotating shaft when the handle is folded and retracted to be embedded in the groove.

4. A foldable flanged ball valve according to claim 3, wherein the rotating member is symmetrically disposed on the valve disc, and has one end connected to the shaft and located on both sides of the protrusion.

5. A foldable flange ball valve as claimed in claim 4, wherein said rotating member rotates around a rotating shaft, and when the rotating member rotates to a certain angle, the end of the rotating member having the rotating shaft contacts with the protrusion to limit the rotating member, thereby realizing the rotation of the valve disc.

6. A foldable flange ball valve as claimed in claim 5, wherein said two rotating members are symmetrically disposed at two ends of the protrusion, and are capable of rotating counterclockwise or clockwise with respect to the valve disc by limiting with the protrusion.

7. A foldable flange ball valve as claimed in claim 6, wherein when said handle is folded up, its end with said groove contacts with the side of said protrusion to limit the rotation part.