CN212251273U - Eccentric half ball valve with good sealing effect - Google Patents
Eccentric half ball valve with good sealing effect Download PDFInfo
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- CN212251273U CN212251273U CN202020986122.3U CN202020986122U CN212251273U CN 212251273 U CN212251273 U CN 212251273U CN 202020986122 U CN202020986122 U CN 202020986122U CN 212251273 U CN212251273 U CN 212251273U
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- valve
- valve rod
- valve body
- spheroid
- ball
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- 238000007789 sealing Methods 0.000 title claims abstract description 55
- 230000000694 effects Effects 0.000 title claims description 17
- 238000012856 packing Methods 0.000 claims description 21
- 210000004907 gland Anatomy 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052802 copper Inorganic materials 0.000 abstract 2
- 239000010949 copper Substances 0.000 abstract 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum 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 sealed effectual eccentric half ball valve, concretely relates to eccentric half ball valve technical field, which comprises a valve body, inside right spheroid and the left spheroid of being provided with of valve body, left side spheroid is located right spheroid left side, the valve body upside is pegged graft and is had last valve rod, it stretches into inside the valve body to go up the valve rod lower part, and with right spheroid top fixed connection, valve rod under the valve body downside fixedly connected with, lower valve rod upper portion stretches into in right spheroid bottom, it has the dwang to peg graft on the lower valve rod, dwang upper portion passes lower valve rod, and with connecting plate fixed connection, go up valve rod downside an organic whole and be connected with the plush copper, and the plush copper stretches into in another connecting plate, two connecting plates are all fixed at left. The utility model discloses a left spheroid and right spheroid have realized carrying out the shutoff to valve body left side and right side and have sealed, have enlarged sealed scope, have improved sealing performance, have improved life.
Description
Technical Field
The utility model relates to an eccentric half ball valve technical field, more specifically says, the utility model relates to a sealed effectual eccentric half ball valve.
Background
The eccentric half ball valve is a novel ball valve type, and has certain advantages unique to the structure of the eccentric half ball valve, such as no friction on the switch, difficult abrasion on the seal and small opening and closing torque. This reduces the size of the actuator to be fitted. And a multi-rotation electric actuating mechanism is matched, so that the adjustment and the tight cutting of the medium can be realized. The device is widely applicable to working conditions of strict cutting requirements such as petroleum, chemical engineering, urban water supply and drainage and the like.
In the prior art, when the flow in the valve body is blocked, the existing eccentric half-ball valve can only be used for unilateral blocking generally, and the reverse impact of the liquid flow is easily caused, so that the blocking density performance is reduced, the use limitation is high, and the service life is short.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects in the prior art, the embodiment of the present invention provides an eccentric half ball valve with good sealing effect, and the technical problem to be solved by the present invention is: the existing eccentric half ball valve can only carry out unilateral plugging and sealing.
In order to achieve the above object, the utility model provides a following technical scheme: an eccentric half ball valve with good sealing effect comprises a valve body, wherein a right ball body and a left ball body are arranged inside the valve body, the left ball body is positioned on the left side of the right ball body, an upper valve rod is inserted on the upper side of the valve body, the lower part of the upper valve rod extends into the valve body and is fixedly connected with the top of the right ball body, a lower valve rod is fixedly connected with the lower side of the valve body, the upper part of the lower valve rod extends into the bottom of the right ball body, a rotating rod is inserted on the lower valve rod, the upper part of the rotating rod penetrates through the lower valve rod and is fixedly connected with a connecting plate, the lower side surface of the upper valve rod is integrally connected with a raised head, the raised head extends into another connecting plate, the two connecting plates are fixed on the right side surface of the left ball body, the left end and the right end of the valve body are, the left sealing ring and the right sealing ring are respectively positioned on the left side of the left sphere and the right side of the right sphere.
Be convenient for seal the valve body left side through left spheroid, and then realized sealing the valve body right side through right spheroid, also convenient simultaneously rotates 180 to left spheroid and right spheroid, and then changes left spheroid and right spheroid, has realized the sealed purpose of bilateral shutoff, has also enlarged application range simultaneously, has also improved life to use cost is reduced, excellent in use effect.
In a preferred embodiment, the upper side surface of the valve body is fixedly connected with the support through a bolt, and the support is sleeved on the upper valve rod, so that the rotation of the upper valve rod is stably supported through the support, and meanwhile, an external driving device is conveniently fixed on the support, and the upper valve rod is conveniently driven to rotate through the external driving device.
In a preferred embodiment, a key is connected to the upper valve rod, and the upper valve rod is rotatably connected with the valve body through the key, so that the upper valve rod can stably rotate relative to the valve body.
In a preferred embodiment, the upper valve rod is sleeved with an upper packing ring and a packing gland, the packing gland is located on the upper side of the upper packing ring, and the packing gland is connected with the top end of the valve body through a stud bolt, so that a gap between the upper valve rod and the valve body is sealed, and the sealing performance is improved.
In a preferred embodiment, lower valve rod downside body coupling has the bottom, the bottom passes through bolt fixed connection at the valve body downside, the packing ring has been cup jointed on the valve rod down, the packing ring is located between bottom and the valve body, is convenient for seal the gap between lower valve rod and the valve body, also conveniently carries out dismouting and fixed to lower valve rod simultaneously.
In a preferred embodiment, the right side surface of the left end cover is provided with an annular clamping groove, the left side surface of the left sealing ring is integrally connected with an annular clamping strip, and the annular clamping strip is clamped in the annular clamping groove, so that the purpose of conveniently dismounting and replacing the left sealing ring is realized.
In a preferred embodiment, the inside processing of valve rod has the dead slot down, the inside dwang that is provided with of dead slot, drilled packing ring and top cap down have been cup jointed on the dwang, the top cap is located packing ring downside down, the top cap passes through bolt and bottom fixed connection, the valve rod downside passes through bolt and hand wheel fixed connection down, is convenient for seal the gap between dwang and the lower valve rod, has improved sealing performance.
In a preferred embodiment, grooves are processed in the right side of the left sealing ring and the left side of the right sealing ring, the left ball body is arranged on the groove in the left sealing ring in a matching mode, the right ball body is arranged on the groove in the right sealing ring in a matching mode, the left sealing ring and the left ball body are arranged in a matching mode, the right sealing ring and the right ball body are arranged in a matching mode, and the sealing performance is improved.
The utility model discloses a technological effect and advantage:
the utility model discloses a be equipped with left spheroid, right spheroid, left sealing washer, right sealing washer, go up valve stem and dwang, realized through left spheroid and right spheroid that to carry out the shutoff to valve body left side and right side sealed, enlarged sealed scope, improved sealing performance, also be convenient for simultaneously to left spheroid and right spheroid change the position, and then enlarged application scope, and when personnel's spheroid damaged, another spheroid of accessible continues to seal, has improved life, excellent in use effect.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the overall structure schematic diagram of the middle bottom cover and the lower valve rod of the present invention.
Fig. 3 is a schematic view of the overall structure of the upper and lower valve rods of the present invention.
Fig. 4 is a partially enlarged schematic view of a portion a in fig. 1 according to the present invention.
Fig. 5 is a partially enlarged schematic view of the point B in fig. 1 according to the present invention.
The reference signs are: 1. a bottom cover; 2. a gasket; 3. a right sphere; 4. a right end cap; 5. a right seal ring; 6. a packing ring is arranged; 7. a packing gland; 8. an upper valve stem; 9. a support; 10. a valve body; 11. a left end cap; 12. A left sealing ring; 13. a left sphere; 14. a hand wheel; 15. a raised head; 16. a top cover; 17. rotating the rod; 18. A lower packing ring; 19. an empty groove; 20. a lower valve stem; 21. a connecting plate; 81. a key.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an eccentric half ball valve with good sealing effect, which comprises a valve body 10, a right ball body 3 and a left ball body 13 are arranged inside the valve body 10, the left ball body 13 is positioned at the left side of the right ball body 3, an upper valve rod 8 is inserted at the upper side of the valve body 10, the lower part of the upper valve rod 8 extends into the valve body 10 and is fixedly connected with the top of the right ball body 3, a lower valve rod 20 is fixedly connected with the lower side of the valve body 10, the upper part of the lower valve rod 20 extends into the bottom of the right ball body 3, a rotating rod 17 is inserted on the lower valve rod 20, the upper part of the rotating rod 17 passes through the lower valve rod 20 and is fixedly connected with a connecting plate 21, a raised head 15 is integrally connected with the lower side surface of the upper valve rod 8, the raised head 15 extends into another connecting plate 21, the two connecting plates 21 are both fixed on the right side surface of the left ball body 13, the left side and the right, the left seal 12 and the right seal 5 are located on the left side of the left ball 13 and the right side of the right ball 3, respectively.
The upper side surface of the valve body 10 is fixedly connected with a support 9 through a bolt, and the support 9 is sleeved on the upper valve rod 8.
The upper valve rod 8 is connected with a key 81, and the upper valve rod 8 is rotatably connected with the valve body 10 through the key 81.
Grooves are machined in the right side of the left sealing ring 12 and the left side of the right sealing ring 5, the left ball body 13 is arranged on the groove in the left sealing ring 12 in a matched mode, and the right ball body 3 is arranged on the groove in the right sealing ring 5 in a matched mode.
As shown in fig. 1 to 5, the embodiment specifically is: the user fixes the external driving device on the bracket 9, and connects the external driving device with the upper valve rod 8, so as to realize that the upper valve rod 8 is driven to rotate by the external driving device, and further drive the right ball 3 to rotate, and control the sealing open and close on the right side of the valve body 10 by the rotation of the right ball 3, and by holding the hand wheel 14, the rotating rod 17 is driven to rotate by the rotation of the hand wheel 14, and further drive the connecting plate 21 and the left ball 13 to rotate synchronously, so as to realize the control of the sealing open and close on the left side of the valve body 10, and realize the purpose of sealing the left side and the right side of the valve body 10 by the left ball 13 and the right ball 3, thereby improving the sealing performance, and simultaneously facilitating the rotation of the left ball 13 and the right ball 3 by 180 degrees, and further exchanging the positions of the left ball 13 and the right ball 3, realized that left spheroid 13 and right spheroid 3 change the position and seal up the purpose to valve body 10, enlarged application scope, be convenient for moreover when arbitrary damage of left spheroid 13 or right spheroid 3, another left spheroid 13 of accessible or right spheroid 3 seals up valve body 10 to improve life, reduced use cost, excellent in use effect.
An annular clamping groove is formed in the right side face of the left end cover 11, an annular clamping strip is integrally connected to the left side face of the left sealing ring 12, and the annular clamping strip is clamped in the annular clamping groove.
As shown in fig. 1 and 5, the embodiment specifically includes: through loosening the bolts on the left end cover 11 and the right end cover 4, the left end cover 11 and the right end cover 4 are conveniently disassembled, and then the left sealing ring 12 on the left end cover 11 and the right sealing ring 5 on the right end cover 4 are conveniently disassembled and replaced, so that the purpose of facilitating disassembly and assembly is achieved, and the using effect is good.
Go up and cup joint packing ring 6 and gland 7 on the valve rod 8, gland 7 is located the 6 upside of last packing ring, and gland 7 is connected with 10 tops of valve body through stud.
Lower 20 downside of valve rod side-integrated connection has bottom 1, and bottom 1 passes through bolt fixed connection at the 10 downside of valve body, has cup jointed packing ring 2 on the lower valve rod 20, and packing ring 2 is located between bottom 1 and the valve body 10.
As shown in fig. 1, fig. 2 and fig. 4, the embodiment specifically includes: realized sealing up the gap between last valve rod 8 and the valve body 10 through last filler ring 6 and gland 7, realized sealing up the gap between bull stick 17 and lower valve rod 20 through lower filler ring 18 and top cap 16, and then be convenient for seal up the gap between lower valve rod 20 and the valve body 10 through packing ring 2, improved sealing performance, avoided liquid flow's leakage, it is high to carry stability, the leakproofness is high.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a sealed effectual eccentric hemisphere valve, includes valve body (10), its characterized in that: the improved ball valve is characterized in that a right ball body (3) and a left ball body (13) are arranged inside the valve body (10), the left ball body (13) is located on the left side of the right ball body (3), an upper valve rod (8) is inserted into the upper side of the valve body (10), the lower part of the upper valve rod (8) extends into the valve body (10) and is fixedly connected with the top of the right ball body (3), a lower valve rod (20) is fixedly connected with the lower side of the valve body (10), the upper part of the lower valve rod (20) extends into the bottom of the right ball body (3), a rotating rod (17) is inserted into the lower valve rod (20), the upper part of the rotating rod (17) penetrates through the lower valve rod (20) and is fixedly connected with a connecting plate (21), a raised head (15) is integrally connected with the lower side surface of the upper valve rod (8), the raised head (15) extends into another connecting plate (, valve body (10) left side and right side pass through the bolt respectively with left end lid (11) and right-hand member lid (4) fixed connection, left end lid (11) right side and right-hand member lid (4) left side are provided with left sealing washer (12) and right sealing washer (5) respectively, left sealing washer (12) and right sealing washer (5) are located left spheroid (13) left side and right spheroid (3) right side respectively.
2. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: the side face of the valve body (10) is fixedly connected with a support (9) through a bolt, and the support (9) is sleeved on the upper valve rod (8).
3. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: go up and be connected with key (81) on valve rod (8), go up valve rod (8) and rotate with valve body (10) through key (81) and be connected.
4. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: go up valve rod (8) and go up filler ring (6) and gland (7) of cup jointing, gland (7) are located upper side of filler ring (6), gland (7) are connected with valve body (10) top through stud.
5. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: lower valve rod (20) downside body coupling has bottom (1), bottom (1) pass through bolt fixed connection at valve body (10) downside, packing ring (2) have been cup jointed on lower valve rod (20), packing ring (2) are located between bottom (1) and valve body (10).
6. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: the left side end cover (11) right flank processing has annular clamping groove, left side sealing washer (12) left side face an organic whole is connected with annular card strip, annular card strip joint is in annular clamping groove.
7. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: lower valve rod (20) inside processing has dead slot (19), inside dwang (17) that is provided with of dead slot (19), filler ring (18) and top cap (16) down have been cup jointed on dwang (17), top cap (16) are located filler ring (18) downside down, top cap (16) pass through bolt and bottom (1) fixed connection, valve rod (20) downside passes through bolt and hand wheel (14) fixed connection down.
8. The eccentric half-ball valve with good sealing effect as claimed in claim 1, wherein: the left sealing ring (12) right side and right sealing ring (5) left side all process the recess, left side spheroid (13) match to set up on the recess in left sealing ring (12), right side spheroid (3) match to set up on the recess in right sealing ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020986122.3U CN212251273U (en) | 2020-06-03 | 2020-06-03 | Eccentric half ball valve with good sealing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020986122.3U CN212251273U (en) | 2020-06-03 | 2020-06-03 | Eccentric half ball valve with good sealing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251273U true CN212251273U (en) | 2020-12-29 |
Family
ID=73977186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020986122.3U Active CN212251273U (en) | 2020-06-03 | 2020-06-03 | Eccentric half ball valve with good sealing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251273U (en) |
-
2020
- 2020-06-03 CN CN202020986122.3U patent/CN212251273U/en active Active
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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 Kind of Eccentric Hemisphere Valve with Good Sealing Effect Effective date of registration: 20230927 Granted publication date: 20201229 Pledgee: Zhejiang Juzhou Commercial Bank Co.,Ltd. Wenzhou Ouhai Branch Pledgor: Zhejiang Xinyuan Valve Co.,Ltd. Registration number: Y2023330002197 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20201229 Pledgee: Zhejiang Juzhou Commercial Bank Co.,Ltd. Wenzhou Ouhai Branch Pledgor: Zhejiang Xinyuan Valve Co.,Ltd. Registration number: Y2023330002197 |