CN210830564U - PVC ball valve with locking function - Google Patents
PVC ball valve with locking function Download PDFInfo
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- CN210830564U CN210830564U CN201921453962.7U CN201921453962U CN210830564U CN 210830564 U CN210830564 U CN 210830564U CN 201921453962 U CN201921453962 U CN 201921453962U CN 210830564 U CN210830564 U CN 210830564U
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Abstract
The utility model discloses a PVC ball valve with locking function, which comprises a valve body, a valve core and a valve rod, wherein the inner wall of the valve body is fixedly connected with a noise elimination layer, the upper side and the lower side of the valve core are provided with sealing gaskets, the upper end of the valve core is fixedly connected with the valve rod, and the upper end of the valve rod penetrates out of the valve body and is fixedly connected with a knob; be provided with locking device on the valve rod, locking device includes the casing, the inside cavity of casing, the lower extreme and the valve body fixed connection of casing, and the left and right sides swing joint of casing has the threaded rod, and the valve rod is located many screwed pipes of even fixedly connected with on the inside circumference of casing, and the internal thread of screwed pipe is mutually supported with the external screw thread on the threaded rod, the utility model has the advantages of simple structure and reasonable design, after long-time the use, still can guarantee the sealing performance of ball valve, the noise that this ball valve produced simultaneously is less, can accomplish locking, need not with the help of external fixed spanner, and it is very convenient to operate.
Description
Technical Field
The utility model relates to a ball valve specifically is a PVC ball valve with locking function.
Background
The opening and closing piece of the ball valve is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.
Modern ball valve when using, if the fluid velocity in the pipeline can produce great noise too fast, modern ball valve lacks effectual measure noise reduction, and modern ball valve hardly guarantees its leakproofness after using for a long time in addition, the condition of leaking water takes place easily, and modern ball valve locking device generally is accomplished through fixed spanner moreover, and it is comparatively troublesome to operate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a PVC ball valve with locking function to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a PVC ball valve with a locking function comprises a valve body, a valve core and a valve rod, wherein a flow channel which is communicated with the left and the right is formed in the valve body, and a silencing layer is fixedly connected to the inner wall of the valve body; the silencing layer comprises a first silencing layer, a second silencing layer and a third silencing layer, the first silencing layer is a perforated plywood layer, a plurality of first silencing holes are uniformly formed in the first silencing layer, the second silencing layer is arranged on the outer side of the first silencing layer, the second silencing layer is a wood wool absorbing board layer, and a plurality of second silencing holes are uniformly formed in the second silencing layer; the third silencing layer is arranged between the first silencing layer and the second silencing layer; the middle part of the inner side of the valve body is provided with a valve core, the valve core is of a spherical structure, and a water flowing channel is arranged in the valve core; the upper side surface and the lower side surface of the valve core are provided with sealing gaskets, the sealing gaskets are arranged in the valve body, and the sealing gaskets are tightly attached to the outer surface of the valve core; the end face, away from the valve core, of the sealing gasket is of a planar structure, and abutting plates are abutted to the left side and the right side of the planar end of the sealing gasket; the abutting plate is arranged in a first groove formed in the valve body, the upper end of the abutting plate is fixedly connected with a hexagonal nut through a connecting rod, and the hexagonal nut is arranged in a second groove formed in the outer side face of the valve body; the upper end of the valve core is fixedly connected with a valve rod, and the upper end of the valve rod penetrates through the valve body and is fixedly connected with a knob; be provided with locking device on the valve rod, locking device includes the casing, the inside cavity of casing, the lower extreme and the valve body fixed connection of casing, the left and right sides swing joint of casing has the threaded rod, and the valve rod is located many screwed pipes of even fixedly connected with on the inside circumference of casing, and the internal thread of screwed pipe is mutually supported with the external screw thread on the threaded rod.
Further, the third sound absorption layer comprises an artificial leather layer, a hard fiber board layer, an asbestos cement board layer and an aluminum board layer which are sequentially and fixedly connected together from inside to outside.
Furthermore, the contact surface of the sealing gasket and the valve core is an arc surface.
Further, the connecting rod is in threaded connection with the valve body.
Furthermore, the middle part of the upper end of the valve body is rotatably connected with the valve rod.
Further, the threaded pipe is provided with 8.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the sealing performance of the ball valve can be improved by arranging the sealing gasket, and the sealing performance of the ball valve can still be ensured after the ball valve is used for a long time by adding the abutting plate;
2. the ball valve can be locked through the matching of the threaded rod and the threaded pipe, a fixed wrench is not needed, and the operation is simple and rapid;
3. the first noise elimination layer, the second noise elimination layer and the third noise elimination layer can process the noise one by one, the noise reduction effect is good, and the user experience is better.
Drawings
Fig. 1 is a schematic structural diagram of a PVC ball valve with a locking function.
Fig. 2 is a schematic structural diagram of a silencing layer in a PVC ball valve with a locking function.
Fig. 3 is a schematic structural diagram of a locking device in a PVC ball valve with a locking function.
Fig. 4 is a top view of a threaded pipe in a PVC ball valve having a locking function.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-4, a PVC ball valve with locking function comprises a valve body 12, a valve core 10 and a valve rod 2, wherein a flow passage communicated with each other left and right is formed in the valve body 12, and a silencing layer 23 is fixedly connected to the inner wall of the valve body 12; the noise elimination layer 23 comprises a first noise elimination layer 21, a second noise elimination layer 15 and a third noise elimination layer, the first noise elimination layer 21 is a perforated plywood layer, a plurality of first noise elimination holes 22 are uniformly formed in the first noise elimination layer 21, the second noise elimination layer 15 is arranged on the outer side of the first noise elimination layer 21, the second noise elimination layer 15 is a wood wool absorption board layer, and a plurality of second noise elimination holes 16 are uniformly formed in the second noise elimination layer 15; the third silencing layer is arranged between the first silencing layer 21 and the second silencing layer 15, and comprises an artificial leather layer 20, a hard fiber board layer 19, an asbestos cement board layer 18 and an aluminum board layer 17 which are fixedly connected together in sequence from inside to outside;
a valve core 10 is arranged in the middle of the inner side of the valve body 12, the valve core 10 is of a spherical structure, and a water flowing channel 11 is arranged in the valve core 10; the upper side surface and the lower side surface of the valve core 10 are provided with sealing gaskets 9, the sealing gaskets 9 are arranged in the valve body 12, the contact surface of the sealing gaskets 9 and the valve core 10 is an arc surface, and the sealing gaskets 9 are tightly attached to the outer surface of the valve core 10; the end face, far away from the valve core 10, of the sealing gasket 9 is of a planar structure, and the left side and the right side of the planar end of the sealing gasket 9 are respectively abutted with an abutting plate 8; the abutting plate 8 is arranged in a first groove 7 formed in the valve body 12, the upper end of the abutting plate 8 is fixedly connected with a hexagonal nut 5 through a connecting rod 24, the connecting rod 24 is in threaded connection with the valve body 12, and the hexagonal nut 5 is arranged in a second groove 6 formed in the outer side face of the valve body 12;
the upper end of the valve core 1 is fixedly connected with a valve rod 2, and the upper end of the valve rod 2 penetrates through the valve body 12 and is fixedly connected with a knob 1; be provided with locking device 4 on the valve rod 2, locking device 4 includes casing 3, the inside cavity of casing 3, the lower extreme and the valve body 12 fixed connection of casing 3, the upper end middle part and the valve rod 2 of valve body 12 rotate to be connected, the left and right sides swing joint of casing 3 has threaded rod 13, valve rod 2 is located many screwed pipes 14 of even fixedly connected with on the inside circumference of casing 3, the internal thread of screwed pipe 14 mutually supports with the external screw thread on the threaded rod 13, screwed pipe 14 is provided with 8.
The utility model discloses a theory of operation is: the condition of water leakage at the joint of the valve body 12 and the valve core 10 can be prevented by arranging the sealing gasket 9, after the ball valve is used for a long time, the hexagon nut 5 can be rotated through a nut wrench, the abutting plate 8 is abutted against the sealing gasket 9, the pressure between the sealing gasket 9 and the valve core 10 is increased, the sealing effect is improved, when the locking is needed, the threaded rod 13 is rotated, the threaded rod 13 is in threaded connection with the threaded pipe 14, the locking of the multi-valve rod 2 is completed, the multi-valve rod 2 can be matched with the threaded rod 13 at more angles due to the fact that the plurality of threaded pipes 14 are arranged on the valve rod 2, the locking is convenient to carry out in practical operation, when the ball valve is used, the noise generated by water flow in the ball valve can be cleared up through the first silencing hole 22 on the first silencing layer 21 and the second silencing hole 16 on the second silencing layer 15, and the artificial leather layer 20 in, The hard fiber board layer 19, the asbestos cement board layer 18 and the aluminum board layer 17 further reduce the noise, so that the effect of processing the noise for many times is achieved, and the noise reduction effect is good.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (6)
1. A PVC ball valve with a locking function comprises a valve body, a valve core and a valve rod, and is characterized in that a flow channel which is communicated with the left and the right is formed in the valve body, and a silencing layer is fixedly connected to the inner wall of the valve body; the silencing layer comprises a first silencing layer, a second silencing layer and a third silencing layer, the first silencing layer is a perforated plywood layer, a plurality of first silencing holes are uniformly formed in the first silencing layer, the second silencing layer is arranged on the outer side of the first silencing layer, the second silencing layer is a wood wool absorbing board layer, and a plurality of second silencing holes are uniformly formed in the second silencing layer; the third silencing layer is arranged between the first silencing layer and the second silencing layer; the middle part of the inner side of the valve body is provided with a valve core, the valve core is of a spherical structure, and a water flowing channel is arranged in the valve core; the upper side surface and the lower side surface of the valve core are provided with sealing gaskets, the sealing gaskets are arranged in the valve body, and the sealing gaskets are tightly attached to the outer surface of the valve core; the end face, away from the valve core, of the sealing gasket is of a planar structure, and abutting plates are abutted to the left side and the right side of the planar end of the sealing gasket; the abutting plate is arranged in a first groove formed in the valve body, the upper end of the abutting plate is fixedly connected with a hexagonal nut through a connecting rod, and the hexagonal nut is arranged in a second groove formed in the outer side face of the valve body; the upper end of the valve core is fixedly connected with a valve rod, and the upper end of the valve rod penetrates through the valve body and is fixedly connected with a knob; be provided with locking device on the valve rod, locking device includes the casing, the inside cavity of casing, the lower extreme and the valve body fixed connection of casing, the left and right sides swing joint of casing has the threaded rod, and the valve rod is located many screwed pipes of even fixedly connected with on the inside circumference of casing, and the internal thread of screwed pipe is mutually supported with the external screw thread on the threaded rod.
2. The PVC ball valve with locking function according to claim 1, wherein said third muffling layer comprises a synthetic leather layer, a hard fiber board layer, an asbestos cement board layer and an aluminum board layer which are fixedly connected together in sequence from inside to outside.
3. The PVC ball valve with the locking function as recited in claim 1, wherein the contact surface of the sealing gasket and the valve core is an arc surface.
4. The PVC ball valve with locking function according to claim 1, wherein said connecting rod is screw-coupled with the valve body.
5. The PVC ball valve with locking function of claim 1, wherein the middle part of the upper end of the valve body is rotatably connected with the valve stem.
6. The PVC ball valve with locking function according to claim 1, wherein the threaded pipe is provided with 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921453962.7U CN210830564U (en) | 2019-09-03 | 2019-09-03 | PVC ball valve with locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921453962.7U CN210830564U (en) | 2019-09-03 | 2019-09-03 | PVC ball valve with locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830564U true CN210830564U (en) | 2020-06-23 |
Family
ID=71251664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921453962.7U Active CN210830564U (en) | 2019-09-03 | 2019-09-03 | PVC ball valve with locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830564U (en) |
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2019
- 2019-09-03 CN CN201921453962.7U patent/CN210830564U/en active Active
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