CN216430558U - Ball valve convenient to installation is dismantled - Google Patents
Ball valve convenient to installation is dismantled Download PDFInfo
- Publication number
- CN216430558U CN216430558U CN202123321912.3U CN202123321912U CN216430558U CN 216430558 U CN216430558 U CN 216430558U CN 202123321912 U CN202123321912 U CN 202123321912U CN 216430558 U CN216430558 U CN 216430558U
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- Prior art keywords
- ball valve
- ball
- valve base
- rod
- installation cavity
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- 238000009434 installation Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 239000011324 bead Substances 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 5
- 239000011148 porous material Substances 0.000 abstract 3
- 239000000945 filler Substances 0.000 description 19
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a ball valve convenient to installation is dismantled, including the ball valve base, the one end fixedly connected with ball valve gap of ball valve base, the inside inlet channel that is equipped with of ball valve gap, inside installation cavity and the liquid outlet channel of being equipped with of ball valve base, install the spheroid on the installation cavity, be equipped with switch channel on the spheroid, the valve rod is installed at the top of installation cavity, outside the ball valve base was run through to the valve rod upper end, valve rod lower extreme and spheroid top fixed connection, be equipped with in the bottom of installation cavity and erect the hole, erect the upper end in hole and install the location pearl, the location pearl is with the arc pit sliding fit who sets up in the spheroid bottom, the lower extreme of erecting the hole is equipped with the intercommunicating pore with the terminal surface of ball valve base, be equipped with the locking lever in the intercommunicating pore, the one end of locking lever is equipped with the inclined guide face that contacts with the location pearl, the other end of locking lever rotates and is connected with fastening bolt, fastening bolt and intercommunicating pore threaded connection. The locating ball at the bottom of the ball valve base can be in sliding fit with the arc-shaped concave pit arranged at the bottom of the ball body, so that the mounting precision and the sealing performance of the ball head are improved.
Description
Technical Field
The utility model relates to a ball valve especially relates to a ball valve convenient to installation is dismantled.
Background
The ball valve, the spheroid is driven by the valve rod, and the valve of doing the rotary motion around the ball valve axis. The multi-way ball valve can be used for regulating and controlling fluid, wherein a strong shearing force is generated between a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of a build-up welding hard alloy, and the multi-way ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. Valve rod department needs to rotate in the ball valve, in order to prevent to take place the condition of leaking at the rotation position, needs to install the filler in rotation position department, and spheroidal switch rotation and small deflection can wear and tear the filler fast, need often to change the filler that sealing performance is good, and the step of changing the filler is more troublesome in general ball valve dismantlement moreover.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the problem that above-mentioned prior art exists, provide a ball valve convenient to installation is dismantled, easy to assemble with dismantle the bulb, it is convenient to change the filler, good to spheroidal fixity moreover, positioning accuracy is high, the speed of filler is slow.
The utility model provides a technical scheme that its technical problem adopted: a ball valve convenient to assemble and disassemble comprises a ball valve base, wherein one end of the ball valve base is fixedly connected with a ball valve cover, a liquid inlet channel is arranged inside the ball valve cover, the ball valve base is internally provided with an installation cavity and a liquid outlet channel, the installation cavity is provided with a ball body, the ball body is provided with a switch channel, the top of the mounting cavity is provided with a valve rod, the upper end of the valve rod penetrates out of the ball valve base, the lower end of the valve rod is fixedly connected with the top of the ball body, a vertical hole is arranged in the bottom of the mounting cavity, a positioning bead is arranged at the upper end of the vertical hole and is in sliding fit with an arc-shaped pit arranged at the bottom of the ball body, the lower end of the vertical hole and the end face of the ball valve base are provided with a communicating hole, a locking rod is arranged in the communicating hole, one end of the locking rod is provided with an inclined guide surface which is in contact with the positioning ball, the other end of the locking rod is rotatably connected with a fastening bolt, and the fastening bolt is in threaded connection with the communicating hole.
In order to further perfect, be equipped with first sealing washer between ball valve lid and the spheroid, the left and right sides of first sealing washer is equipped with sealed external cone face and first sealed interior conical surface respectively, inlet channel's the inner be equipped with sealed external cone face complex second sealed interior conical surface, first sealed interior conical surface is laminated with the bulb surface mutually, install the second sealing washer on the first sealed interior conical surface.
And further perfecting, two third sealing rings are arranged between the ball body and the ball valve base, and the cross section of each third sealing ring is in a parallelogram shape.
Further perfect, be equipped with sealed barrel chamber between valve rod and the ball valve base, sealed packing is equipped with in the sealed barrel chamber, and the packing is installed and is pressed the cover on the sealed barrel chamber, carries out fixed connection through two adjusting screw between packing pressure cover and the ball valve base, and the lower terminal surface that packs and press the cover is equipped with annular seal sword.
Further perfection, the valve rod upper end is fixed with circumference gag lever post, and circumference gag lever post is located between two adjusting screw.
The utility model discloses profitable effect is: the utility model discloses a spheroid is installed between ball valve base and ball valve gap, the installation is convenient with the dismantlement, it is convenient to change the filler, and ball valve base's installation cavity bottom is equipped with the location pearl, can with set up the arc pit sliding fit in the spheroid bottom, improve spheroidal installation accuracy, when the spheroid rotates, spheroidal displacement is little, be difficult to cause sealed face rapid wear and tear, the sealing performance of ball valve has been improved, the location pearl can block the spheroid when ball valve base and ball valve gap are unpacked apart, the spheroid continues to seal ball valve base, the convenience is overhauld one side of ball valve gap.
Drawings
Fig. 1 is a schematic structural view of the present invention;
description of reference numerals: 1. the ball valve comprises a ball valve base, 11, an installation cavity, 12, a liquid outlet channel, 13, a vertical hole, 14, a positioning bead, 15, a communication hole, 16, a lock rod, 17, an inclined guide surface, 18, a fastening bolt, 19, a third sealing ring, 2, a ball valve cover, 21, a liquid inlet channel, 22, a first sealing ring, 23, a sealing outer conical surface, 24, a first sealing inner conical surface, 25, a second sealing inner conical surface, 26, a second sealing ring, 3, a ball body, 31, a switch channel, 32, an arc-shaped pit, 4, a valve rod, 41, a sealing cylinder cavity, 42, sealing filler, 43, a filler pressing sleeve, 44, an adjusting screw, 45, an annular sealing blade, 46 and a circumferential limiting rod.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
with reference to the accompanying drawings: in the embodiment, the ball valve convenient to mount and dismount comprises a ball valve base 1, wherein one end of the ball valve base 1 is fixedly connected with a ball valve cover 2, a liquid inlet channel 21 is arranged inside the ball valve cover 2, a mounting cavity 11 and a liquid outlet channel 12 are arranged inside the ball valve base 1, a ball body 3 is mounted on the mounting cavity 11, a switch channel 31 is arranged on the ball body 3, a valve rod 4 is mounted at the top of the mounting cavity 11, the upper end of the valve rod 4 penetrates outside the ball valve base 1, the lower end of the valve rod 4 is fixedly connected with the top of the ball body 3, a vertical hole 13 is arranged in the bottom of the mounting cavity 11, a positioning bead 14 is mounted at the upper end of the vertical hole 13, the positioning bead 14 is in sliding fit with an arc-shaped pit 32 arranged at the bottom of the ball body 3, a communication hole 15 is arranged at the lower end of the vertical hole 13 and the end face of the ball valve base 1, a lock rod 16 is arranged in the communication hole 15, one end of the lock rod 16 is provided with an inclined guide face 17 contacted with the positioning bead 14, the other end of the lock lever 16 is rotatably connected with a fastening bolt 18, and the fastening bolt 18 is in threaded connection with the communication hole 15. The positioning ball 14 can improve the installation precision of the ball body, share the opening and closing torque of the valve, when the ball body rotates, the displacement of the ball body is small, the sealing surface is not easy to wear quickly, the sealing reliability of the valve is guaranteed, and the service life of the valve is prolonged. The valve has high positioning precision and stable opening and closing torque. When the ball valve base and the ball valve cover are disassembled, the positioning balls can block the ball body, the ball body continues to seal the ball valve base, and one side of the ball valve cover is convenient to overhaul. When the fastening bolt 18 is screwed out of the communicating hole 15, the lock rod 16 can be pulled out, and under the action of gravity, the positioning ball 14 on the vertical hole 13 moves downwards to release the locking of the ball body 3, so that the sealing ring is convenient to disassemble and replace. When the fastening bolt 18 is screwed in from the communication hole 15, the lock rod 16 pushes the positioning ball 14 on the vertical hole 13 to move upwards through the inclined guide surface 17 and is clamped into the arc-shaped concave pit 32 at the bottom of the ball body 3, so that the installation and the positioning of the ball body 3 are realized.
Be equipped with first sealing washer 22 between ball valve lid 2 and the spheroid 3, the left and right sides of first sealing washer 22 is equipped with sealed outer conical surface 23 and first sealed interior conical surface 24 respectively, inlet channel 21's the inner be equipped with sealed outer conical surface 23 complex second sealed interior conical surface 25, first sealed interior conical surface 24 and bulb surface phase laminating, install second sealing washer 26 on the first sealed interior conical surface 24, second sealing washer 26 is supported by the graphite rubber circle, can further strengthen the leakproofness between first sealing washer 22 and the spheroid 3. The first sealing ring 22 is made of soft wear-resistant metal, and when the ball valve base and the ball valve cover are fixed together by bolts, it can form an effective seal on one side of the ball body 3. Two third sealing rings 19 are arranged between the ball body 3 and the ball valve base 1, and the cross section of each third sealing ring 19 is in a parallelogram shape, so that a better sealing effect can be achieved under hydraulic pressure.
A sealing cylinder cavity 41 is arranged between the valve rod 4 and the ball valve base 1, sealing filler 42 is arranged in the sealing cylinder cavity 41, a filler pressing sleeve 43 is installed at the upper end of the sealing cylinder cavity 41, the filler pressing sleeve 43 and the ball valve base 1 are fixedly connected through two adjusting screws 44, an annular sealing blade 45 is arranged on the lower end face of the filler pressing sleeve 43, the filler pressing sleeve 43 can be pushed to move downwards to extrude the sealing filler 42 by rotating the adjusting screws 44, the sealing performance of the valve rod 4 is improved, the annular sealing blade 45 can cut into the sealing filler 42 and enable the upper end of the sealing filler to be separated from the inside and the outside, and the sealing performance of the filler at the lower end of the filler pressing sleeve 43 is enhanced.
The upper end of the valve rod 4 is fixed with a circumferential limiting rod 46, the circumferential limiting rod 46 is positioned between the two adjusting screws 44, the valve rod 4 is ensured to rotate within 0-180 degrees, the opening and closing precision of the valve is improved, and the service life of the valve is prolonged.
While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.
Claims (5)
1. The utility model provides a ball valve convenient to installation is dismantled, includes ball valve base (1), its characterized in that: the ball valve is characterized in that one end of the ball valve base (1) is fixedly connected with a ball valve cover (2), a liquid inlet channel (21) is arranged inside the ball valve cover (2), an installation cavity (11) and a liquid outlet channel (12) are arranged inside the ball valve base (1), a ball body (3) is installed on the installation cavity (11), a switch channel (31) is arranged on the ball body (3), a valve rod (4) is installed at the top of the installation cavity (11), the upper end of the valve rod (4) penetrates through the ball valve base (1), the lower end of the valve rod (4) is fixedly connected with the top of the ball body (3), a vertical hole (13) is arranged in the bottom of the installation cavity (11), a positioning bead (14) is installed at the upper end of the vertical hole (13), the positioning bead (14) is in sliding fit with an arc pit (32) arranged at the bottom of the ball body (3), the lower end of the vertical hole (13) is provided with a communication hole (15) in the end face of the ball valve base (1), a lock rod (16) is arranged in the communicating hole (15), one end of the lock rod (16) is provided with an inclined guide surface (17) contacted with the positioning ball (14), the other end of the lock rod (16) is rotatably connected with a fastening bolt (18), and the fastening bolt (18) is in threaded connection with the communicating hole (15).
2. A ball valve for easy assembly and disassembly as defined in claim 1, wherein: be equipped with first sealing washer (22) between ball valve lid (2) and spheroid (3), the left and right sides of first sealing washer (22) is equipped with sealed outer conical surface (23) and first sealed interior conical surface (24) respectively, the inner of inlet channel (21) is equipped with and seals the sealed interior conical surface (25) of outer conical surface (23) complex second, and first sealed interior conical surface (24) is laminated with the bulb surface mutually, install second sealing washer (26) on first sealed interior conical surface (24).
3. A ball valve for easy assembly and disassembly as defined in claim 1, wherein: two third sealing rings (19) are arranged between the ball body (3) and the ball valve base (1), and the cross section of each third sealing ring (19) is in a parallelogram shape.
4. A ball valve for easy assembly and disassembly as defined in claim 1, wherein: be equipped with between valve rod (4) and ball valve base (1) sealed barrel chamber (41), be equipped with in sealed barrel chamber (41) and seal packing (42), sealed barrel chamber (41) upper end is installed and is packed and press cover (43), carries out fixed connection through two adjusting screw (44) between packing pressure cover (43) and ball valve base (1), and the lower terminal surface that packs and press cover (43) is equipped with annular seal sword (45).
5. A ball valve for easy assembly and disassembly according to claim 4, wherein: the upper end of the valve rod (4) is fixed with a circumferential limiting rod (46), and the circumferential limiting rod (46) is located between the two adjusting screws (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123321912.3U CN216430558U (en) | 2021-12-22 | 2021-12-22 | Ball valve convenient to installation is dismantled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123321912.3U CN216430558U (en) | 2021-12-22 | 2021-12-22 | Ball valve convenient to installation is dismantled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216430558U true CN216430558U (en) | 2022-05-03 |
Family
ID=81318442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123321912.3U Active CN216430558U (en) | 2021-12-22 | 2021-12-22 | Ball valve convenient to installation is dismantled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216430558U (en) |
-
2021
- 2021-12-22 CN CN202123321912.3U patent/CN216430558U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 No. 538, Hongrui Road, industrial park, Shacheng street, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Huadu Valve Group Co.,Ltd. Address before: 325000 No. 538, Hongrui Road, industrial park, Shacheng street, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Huadu Valve Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |