CN212338249U - Flow-regulating all-welded ball valve - Google Patents
Flow-regulating all-welded ball valve Download PDFInfo
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- CN212338249U CN212338249U CN202021096722.9U CN202021096722U CN212338249U CN 212338249 U CN212338249 U CN 212338249U CN 202021096722 U CN202021096722 U CN 202021096722U CN 212338249 U CN212338249 U CN 212338249U
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- ball valve
- spheroid
- ball
- valve rod
- flow
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- 238000007789 sealing Methods 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 9
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- 238000012544 monitoring process Methods 0.000 description 4
- 229910001208 Crucible steel Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000885 Dual-phase steel Inorganic materials 0.000 description 1
- VGIPUQAQWWHEMC-UHFFFAOYSA-N [V].[Mo].[Cr] Chemical compound [V].[Mo].[Cr] VGIPUQAQWWHEMC-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a flow regulating all-welded ball valve relates to the ball valve and makes technical field, including ball valve casing, spheroid and valve rod, the middle part of ball valve casing is globular, and the upper end fixedly connected with axle sleeve at ball valve casing middle part, the internally mounted of ball valve casing has the spheroid, spheroidal top is provided with the valve rod, the side of valve rod and the inside wall sliding connection of axle sleeve, be provided with several logical grooves on the spheroid, the spheroidal top is opened along vertical direction has the rectangle blind hole, logical groove runs through the spheroid, and the direction that runs through that leads to the groove is the horizontal direction, and the logical groove that is close to spheroid middle part is bigger than the logical groove of keeping away from spheroid middle part, leads to groove longitudinal symmetry and distributes on the spheroid, the inside wall sliding fit of rectangle blind hole is connected with the slider. The utility model discloses a rotatory perhaps press the equal adjustable flow through the spheroid of twist grip, adjust accurate, convenient to use.
Description
Technical Field
The utility model relates to a technical field is made to the ball valve, specifically is to relate to a transfer and flow all-welded ball valve.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). The valves may be classified into shut-off valves, check valves, regulating valves, etc. according to their functions. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are divided into cast iron valves, cast steel valves, stainless steel valves, chromium molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves and the like according to the materials.
The ball valve is a valve in which an opening and closing piece (a ball body) is driven by a valve rod and rotates around the axis of the ball valve, and the ball valve is divided into the following parts according to a driving mode: pneumatic ball valves, electric ball valves, and manual ball valves. All-welded ball valves are widely used in various fields, the superior quality and the high-performance stability of the all-welded ball valves cannot be achieved by common cast steel ball valves, the service life of the all-welded ball valves is far longer than that of cast steel ball valves, and the all-welded ball valves are widely applied to various kinds of pipeline equipment such as urban gas, urban heat supply, petrochemical industry, shipbuilding, steel, pressure regulating stations, power plants and the like.
The existing all-welded ball valve has a single structure for adjusting flow, and the flow adjustment is not accurate enough, so that the use is limited.
Therefore, it is desirable to provide a flow regulated all welded ball valve that addresses the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a transfer and flow all welded ball valve to solve the problem that exists among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a transfer and flow all-welded ball valve, includes ball valve casing, spheroid and valve rod, the middle part of ball valve casing is globular, the upper end fixedly connected with axle sleeve at ball valve casing middle part, and the internally mounted of ball valve casing has the spheroid, spheroidal top is provided with the valve rod, the side of valve rod and the inside wall sliding connection of axle sleeve, be provided with several rows of logical grooves on the spheroid, open along vertical direction on spheroidal top has the rectangle blind hole.
As a further scheme of the utility model, lead to the groove and run through the spheroid, the direction of running through that leads to the groove is the horizontal direction, and the logical groove that is close to the spheroid middle part is bigger than the logical groove of keeping away from the spheroid middle part, leads to groove longitudinal symmetry and distributes on the spheroid.
As a further scheme of the utility model, the inside wall sliding fit of rectangle blind hole is connected with the slider, the upper surface and the valve rod fixed connection of slider, slider are the rectangular bodily form.
As a further scheme of the utility model, the inside of ball valve casing and the inside intercommunication of axle sleeve, be provided with valve rod seal between valve rod and the axle sleeve, valve rod seal's quantity is two, the upper end fixedly connected with twist grip of valve rod, twist grip can enough rotate and can press down.
As a further scheme of the utility model, be provided with first sealing washer between the inner wall of spheroidal latter half and ball valve casing, be provided with the second sealing washer between the inner wall of spheroidal first half and ball valve casing, flange of each fixed connection of left end and right-hand member of ball valve casing, flange makes things convenient for the installation of whole ball valve to use.
As a further aspect of the present invention, a linear scale is disposed on a side surface of the valve rod, a rotary scale is disposed on an upper surface of the shaft sleeve, the linear scale is used for monitoring a position of the slider in the rectangular blind hole, and the rotary scale is used for monitoring a rotation angle of the ball; the surface of the rotating handle is provided with anti-skidding lines, and the anti-skidding lines are convenient for a user to rotate the rotating handle.
As a further aspect of the present invention, the connection between the ball valve housing and the shaft sleeve is a welding, the connection between the valve rod and the slider is a welding, and the connection between the ball valve housing and the connecting flange is also a welding.
To sum up, the beneficial effects of the utility model are that:
due to the arrangement of the rectangular blind hole, the slide block and the plurality of rows of through grooves, the flow passing through the ball valve can be changed by adjusting the rotation angle of the ball body and the position of the slide block, so that the ball valve is convenient to use; through the arrangement of the linear scale and the rotary scale, the flow regulation of the utility model is more accurate; the utility model discloses wholly adopt welded structure to be provided with first sealing washer, second sealing washer and valve rod seal, phenomenon such as outside leakage can not take place, and the security performance is higher.
Drawings
Fig. 1 is a schematic structural diagram of a flow-regulating all-welded ball valve.
Fig. 2 is a schematic three-dimensional structure diagram of a ball body in a flow-regulating all-welded ball valve.
Fig. 3 is a top view of a ball in a flow regulated all welded ball valve.
Fig. 4 is a schematic structural diagram of a valve rod and a sliding block in a flow-regulating all-welded ball valve.
Reference numerals: 1-connecting flange, 2-ball valve shell, 4-ball, 5-first sealing ring, 6-second sealing ring, 7-valve rod sealing ring, 8-valve rod, 9-linear scale, 10-rotary handle, 11-sliding block, 12-shaft sleeve, 19-rotary scale, 41-through groove and 42-rectangular blind hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following description of the present invention with reference to the accompanying drawings and specific embodiments will explain the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1, 2, 3 and 4, the flow-regulating all-welded ball valve comprises a ball valve housing 2, a ball body 4 and a valve rod 8, wherein the middle part of the ball valve housing 2 is spherical, a shaft sleeve 12 is fixedly connected to the upper end of the middle part of the ball valve housing 2, the ball body 4 is installed inside the ball valve housing 2, the valve rod 8 is arranged above the ball body 4, the side surface of the valve rod 8 is slidably connected with the inner side wall of the shaft sleeve 12, a plurality of rows of through grooves 41 are formed in the ball body 4, and a rectangular blind hole 42 is formed in the top end of the ball body 4 along the vertical direction.
The through grooves 41 penetrate through the sphere 4, the penetrating direction of the through grooves 41 is the horizontal direction, the through grooves 41 close to the middle of the sphere 4 are larger than the through grooves 41 far away from the middle of the sphere 4, and the through grooves 41 are distributed on the sphere 4 in an up-and-down symmetrical mode.
The inside wall sliding fit of rectangle blind hole 42 is connected with slider 11, the upper surface and the valve rod 8 fixed connection of slider 11, slider 11 are the cuboid form.
The inside of ball valve casing 2 and the inside intercommunication of axle sleeve 12, be provided with valve rod sealing washer 7 between valve rod 8 and the axle sleeve 12, valve rod sealing washer 7's quantity is two, and the upper end fixedly connected with twist grip 10 of valve rod 8, twist grip 10 can enough rotate and can press.
Be provided with first sealing washer 5 between the latter half of spheroid 4 and the inner wall of ball valve casing 2, be provided with second sealing washer 6 between the first half of spheroid 4 and the inner wall of ball valve casing 2, flange 1 of each fixed connection of left end and right-hand member of ball valve casing 2, flange 1 makes things convenient for the installation of whole ball valve to use.
The connection between the ball valve shell 2 and the shaft sleeve 12 is welding, the connection between the valve rod 8 and the sliding block 11 is welding, and the connection between the ball valve shell 2 and the connecting flange 1 is also welding.
Example 2
Referring to fig. 1 and 4, the flow-regulating all-welded ball valve according to embodiment 1 is further optimized, in this embodiment, a ball body 4 is installed inside a ball valve housing 2, a valve rod 8 is arranged above the ball body 4, a linear scale 9 is arranged on a side surface of the valve rod 8, a rotary scale 19 is arranged on an upper surface of a shaft sleeve 12, the linear scale 9 is used for monitoring a position of a sliding block 11 in a rectangular blind hole 42, and the rotary scale 19 is used for monitoring a rotation angle of the ball body 4; the surface of twist grip 10 is provided with anti-skidding line, and the person of facilitating the use of setting up of anti-skidding line rotates twist grip 10, the utility model discloses other structures of embodiment and connected mode are the same with embodiment 1 completely.
The embodiment of the utility model provides a theory of operation does: the rotating handle 10 is rotated to drive the valve rod 8 to rotate, the sliding block 11 rotates along with the rotation and drives the ball body 4 to rotate, the through grooves 41 in the ball body 4 are gradually communicated with the left end and the right end inside the ball valve shell 2, the rotating angles of the ball body 4 are different, the flow through the through grooves 41 is also different, and the rotating angle of the ball body 4 can be known through the rotating scale 19; the rotary handle 10 is pressed, the sliding block 11 moves along with the sliding handle, the through groove 41 can be plugged by the sliding block 11, the position of the sliding block 11 is different, the number and the size of the plugged through grooves 41 are different, the flow rate through the through grooves 41 is different, and the position of the sliding block 11 in the rectangular blind hole 42 can be known through the linear scale 9. To sum up, the utility model discloses a rotatory or press twist grip 10 all can adjust the flow through spheroid 4, adjust accurate, convenient to use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, and all modifications, equivalents, improvements and the like that are made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a transfer and flow all-welded ball valve, includes ball valve casing (2), spheroid (4) and valve rod (8), its characterized in that, the middle part of ball valve casing (2) is globular, the upper end fixedly connected with axle sleeve (12) at ball valve casing (2) middle part, and the internally mounted of ball valve casing (2) has spheroid (4), the top of spheroid (4) is provided with valve rod (8), the side of valve rod (8) and the inside wall sliding connection of axle sleeve (12), be provided with several rows of logical grooves (41) on spheroid (4), open the top of spheroid (4) along vertical direction has rectangle blind hole (42).
2. The flow-regulating all-welded ball valve according to claim 1, wherein the through groove (41) penetrates through the ball body (4), the penetrating direction of the through groove (41) is horizontal, the through groove (41) close to the middle of the ball body (4) is larger than the through groove (41) far away from the middle of the ball body (4), and the through grooves (41) are vertically and symmetrically distributed on the ball body (4).
3. The flow-regulating all-welded ball valve according to claim 2, wherein the inner side wall of the rectangular blind hole (42) is connected with a sliding block (11) in a sliding fit manner, the upper surface of the sliding block (11) is fixedly connected with the valve rod (8), and the sliding block (11) is cuboid.
4. The flow-regulating all-welded ball valve according to claim 3, wherein the interior of the ball valve housing (2) is communicated with the interior of a shaft sleeve (12), a valve rod sealing ring (7) is arranged between the valve rod (8) and the shaft sleeve (12), the number of the valve rod sealing rings (7) is two, and a rotating handle (10) is fixedly connected to the upper end of the valve rod (8).
5. The flow-regulating all-welded ball valve according to claim 4, characterized in that a first sealing ring (5) is arranged between the lower half of the ball body (4) and the inner wall of the ball valve housing (2), a second sealing ring (6) is arranged between the upper half of the ball body (4) and the inner wall of the ball valve housing (2), and the left end and the right end of the ball valve housing (2) are fixedly connected with one connecting flange (1) respectively.
6. A flow-regulated all-welded ball valve according to claim 4, characterized in that the side of the valve stem (8) is provided with a linear scale (9), the upper surface of the bushing (12) is provided with a rotary scale (19), and the surface of the rotary handle (10) is provided with anti-skid veins.
7. The flow-regulating all-welded ball valve according to claim 5, wherein the connection between the ball valve housing (2) and the shaft sleeve (12) is welding, the connection between the valve rod (8) and the sliding block (11) is welding, and the connection between the ball valve housing (2) and the connecting flange (1) is welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021096722.9U CN212338249U (en) | 2020-06-15 | 2020-06-15 | Flow-regulating all-welded ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021096722.9U CN212338249U (en) | 2020-06-15 | 2020-06-15 | Flow-regulating all-welded ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212338249U true CN212338249U (en) | 2021-01-12 |
Family
ID=74077561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021096722.9U Expired - Fee Related CN212338249U (en) | 2020-06-15 | 2020-06-15 | Flow-regulating all-welded ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212338249U (en) |
-
2020
- 2020-06-15 CN CN202021096722.9U patent/CN212338249U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A flow regulating fully welded ball valve Effective date of registration: 20220330 Granted publication date: 20210112 Pledgee: Shandong Jining Yanzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG TAIXIANG VALVE CO.,LTD. Registration number: Y2022980003661 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210112 |