CN203730818U - Eccentric rotating valve - Google Patents
Eccentric rotating valve Download PDFInfo
- Publication number
- CN203730818U CN203730818U CN201420145885.XU CN201420145885U CN203730818U CN 203730818 U CN203730818 U CN 203730818U CN 201420145885 U CN201420145885 U CN 201420145885U CN 203730818 U CN203730818 U CN 203730818U
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- CN
- China
- Prior art keywords
- valve
- ball
- valve rod
- ring
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 31
- 210000004907 gland Anatomy 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 10
- 239000010439 graphite Substances 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Taps Or Cocks (AREA)
- Details Of Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses an eccentric rotating valve, which comprises a valve body and a valve seat, wherein a valve rod is arranged in the valve body; a through groove is formed in the valve body; the valve rod passes through the through groove; a fixed shaft is arranged at the bottom in the valve body; a valve core bracket is arranged between the fixed shaft and the valve rod; a valve core which is arranged corresponding to the valve seat is arranged on the valve core bracket; a filler is arranged between a through groove wall and the valve rod; a filler gland is arranged above the filler; an upper guide shaft sleeve sleeves the valve rod; a lower guide shaft sleeve sleeves the fixed shaft; a split shear ring is arranged on the valve rod; a rolling rotation structure sleeves a position between the split shear ring on the valve rod and the upper guide shaft sleeve; a graphite dust-proof ring sleeves a position between the rolling rotation structure on the valve rod and the upper guide shaft sleeve; a rolling rotation structure sleeves a position the fixed shaft above the lower guide shaft sleeve. By adopting the eccentric rotating valve, rotating friction force caused by high pressure is reduced, convenience is brought to rotation, and the torque of the valve rod is reduced.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of camflex valve.
Background technique
Camflex valve is widely used in various industry fields, the advantage that it has absorbed ball valve and butterfly valve, have simple in structure, volume is little, lightweight, using scope wide, stability advantages of higher.Therefore camflex valve also applies to the transportation art of high-pressure medium.
Chinese patent notification number CN202884107U, April 17 2013 day for announcing, a kind of camflex valve is disclosed, comprise valve body, valve gap and valve seat, valve body is fixedly connected with valve gap, in valve body, be provided with valve shaft, on valve gap, offer the groove passing for valve shaft, between groove wall and valve shaft, be provided with filler, filler is provided with guideway towards one end of valve body, the filler the other end is provided with Gland, guideway is set on valve shaft, on valve shaft, be also provided with the spool of setting corresponding to valve seat, it is characterized in that: on described valve shaft, offer circular groove, in circular groove, be embedded with divided ring, divided ring internal diameter is less than valve shaft external diameter and is greater than circular groove internal diameter, divided ring external diameter is greater than valve shaft external diameter, described guideway one end offers ring-shaped step, described divided ring is positioned on described ring-shaped step.The utlity model has simple in structure, reasonable in design, the axial displacement of valve shaft is had to the advantages such as position-limiting action.Although this kind of camflex valve solved the defect of axial limiting, but because inner pressure is large, make the axial pressure of valve shaft large, so just greatly increase the spin friction power of valve shaft or valve rod, serious wear when valve rotation, the torque of valve rod is large, even makes valve rod be difficult to rotate, stuck valve when serious.
Model utility content
For solving the problems of the technologies described above, the utility model has designed a kind of novel camflex valve that reduces spin friction power with auxiliary rotational structure.
The utility model adopts following technological scheme:
A kind of camflex valve, comprise valve body and valve seat, in valve body, be provided with valve rod, on valve body, offer groove, valve rod is through groove, valve body inner bottom part is provided with stationary axle, between stationary axle and valve rod, be provided with spool bracket, spool bracket is provided with the spool of setting corresponding to valve seat, between groove wall and valve rod, be provided with filler, filler top is provided with Gland, on valve rod, be socketed with upper leading axle cover, on stationary axle, be socketed with lower leading axle cover, on valve rod, be provided with and split back-up ring, on valve rod, split back-up ring and upper leading axle inner room is socketed with rolling rotational structure, roll on valve rod rotational structure and upper leading axle inner room is socketed with graphite dust ring, on the stationary axle of lower leading axle cover top, be also socketed with rolling rotational structure.This camflex valve is split back-up ring by setting the axial displacement of valve rod is limited, on valve rod, split on the stationary axle above back-up ring and upper leading axle inner room and lower leading axle cover rolling rotational structure is set respectively, by the auxiliary frictional force that conveniently reduces to bring because of high pressure rotation of rolling rotational structure, facilitate driven rotary, reduce the torque of valve rod, and be provided with graphite dust ring, reduce entering of dust, convenient twisting valve, prevents the stuck valve of too much dust.
As preferably, described rolling rotational structure comprises ball base, rotary sleeve and ball, ball base is circular, on the inner ring surface of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, the inner side of ball base inner ring surface is socketed with rotary sleeve, between ball base, rotary sleeve and ball, cooperatively interacts.The rotary sleeve inner face of this rolling rotational structure and valve rod contact, ball base and valve body contact, when valve rod twisting, driven rotary axle sleeve rotates on ball base by ball, reduces the frictional force of twisting.
Described rolling rotational structure can be also to comprise ball base, rotation pad and ball, ball base is circular, on the upper end anchor ring of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, on the anchor ring of ball base upper end, be coated with rotation pad, between pearl seat, rotation pad and ball, cooperatively interact.The rotation pad upper surface of this rolling rotational structure and valve rod contact, ball base and valve body contact, when valve rod twisting, driven rotary pad rotates on ball base by ball, reduces the frictional force of twisting.
As preferably, on described spool, be provided with seal ring with valve seat contacting point.By seal ring lift-off seal, increase sealing effect.
As preferably, described valve seat end is provided with gland, and gland is fixedly connected with valve body.By the fastening valve seat of gland.
As preferably, described valve body upper end is fixedly installed support.By being set, support facilitates fixed support electric structure.
The beneficial effects of the utility model are: this camflex valve is by the auxiliary frictional force that conveniently reduces to bring because of high pressure rotation of rolling rotational structure, facilitate driven rotary, reduce the torque of valve rod, and be provided with graphite dust ring, reduce entering of dust, convenient twisting valve, prevents the stuck valve of too much dust.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is a kind of structure for amplifying schematic diagram at I place in Fig. 1;
Fig. 3 is a kind of structure for amplifying schematic diagram at II place in Fig. 1;
Fig. 4 is a kind of structural representation of rotational structure of rolling in the utility model;
Fig. 5 is a kind of sectional view of A-A in Fig. 4;
Fig. 6 is the another kind of structural representation of rotational structure of rolling in the utility model;
Fig. 7 is a kind of sectional view of B-B in Fig. 6;
In figure: 1, valve body, 2, valve seat, 3, valve rod, 4, stationary axle, 5, spool bracket, 6, spool, 7, filler, 8, upper leading axle cover, 9, Gland, 10, split back-up ring, 11, rolling rotational structure, 12, support, 13, seal ring, 14, gland, 15, lower leading axle cover, 16, graphite dust ring, 17, ball base, 18, rotary sleeve, 19, ball, 20, ball base, 21, rotation pad, 22, ball.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment 1: as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, a kind of camflex valve, comprise valve body 1 and valve seat 2, in valve body, be provided with valve rod 3, on valve body, offer groove, valve rod is through groove, valve body inner bottom part is provided with stationary axle 4, between stationary axle and valve rod, be provided with spool bracket 5, spool bracket is provided with the spool 6 of setting corresponding to valve seat, between groove wall and valve rod, be provided with filler 7, filler top is provided with Gland 9, on valve rod, be socketed with upper leading axle cover 8, on stationary axle, be socketed with lower leading axle cover 15, on valve rod, be provided with and split back-up ring 10, on valve rod, split back-up ring and upper leading axle inner room is socketed with rolling rotational structure 11, roll on valve rod rotational structure and upper leading axle inner room is socketed with graphite dust ring 16, on the stationary axle of lower leading axle cover top, be also socketed with rolling rotational structure, rolling rotational structure comprises ball base 17, rotary sleeve 18 and ball 19, ball base is circular, on the inner ring surface of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, the inner side of ball base inner ring surface is socketed with rotary sleeve, ball base, between rotary sleeve and ball, cooperatively interact, on spool, be provided with seal ring 13 with valve seat contacting point, valve seat end is provided with gland 14, gland is fixedly connected with valve body, valve body upper end is fixedly installed support 12.
This camflex valve is split back-up ring by setting the axial displacement of valve rod is limited, on valve rod, split on the stationary axle above back-up ring and upper leading axle inner room and lower leading axle cover rolling rotational structure is set respectively, by the auxiliary frictional force that conveniently reduces to bring because of high pressure rotation of rolling rotational structure, facilitate driven rotary, reduce the torque of valve rod, and be provided with graphite dust ring, reduce entering of dust, convenient twisting valve, prevents the stuck valve of too much dust.The rotary sleeve inner face of this rolling rotational structure and valve rod contact, ball base and valve body contact, when valve rod twisting, driven rotary axle sleeve rotates on ball base by ball, reduces the frictional force of twisting.
Embodiment 2: as Fig. 1, Fig. 2, Fig. 3, shown in Fig. 6 and Fig. 7, a kind of camflex valve, comprise valve body 1 and valve seat 2, in valve body, be provided with valve rod 3, on valve body, offer groove, valve rod is through groove, valve body inner bottom part is provided with stationary axle 4, between stationary axle and valve rod, be provided with spool bracket 5, spool bracket is provided with the spool 6 of setting corresponding to valve seat, between groove wall and valve rod, be provided with filler 7, filler top is provided with Gland 9, on valve rod, be socketed with upper leading axle cover 8, on stationary axle, be socketed with lower leading axle cover 15, on valve rod, be provided with and split back-up ring 10, on valve rod, split back-up ring and upper leading axle inner room is socketed with rolling rotational structure 11, roll on valve rod rotational structure and upper leading axle inner room is socketed with graphite dust ring 16, on the stationary axle of lower leading axle cover top, be also socketed with rolling rotational structure, rolling rotational structure comprises ball base 20, rotation pad 21 and ball 22, ball base is circular, on the upper end anchor ring of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, on the anchor ring of ball base upper end, be coated with rotation pad, pearl seat, between rotation pad and ball, cooperatively interact, on spool, be provided with seal ring 13 with valve seat contacting point, valve seat end is provided with gland 14, gland is fixedly connected with valve body, valve body upper end is fixedly installed support 12.
This camflex valve is split back-up ring by setting the axial displacement of valve rod is limited, on valve rod, split on the stationary axle above back-up ring and upper leading axle inner room and lower leading axle cover rolling rotational structure is set respectively, by the auxiliary frictional force that conveniently reduces to bring because of high pressure rotation of rolling rotational structure, facilitate driven rotary, reduce the torque of valve rod, and be provided with graphite dust ring, reduce entering of dust, convenient twisting valve, prevents the stuck valve of too much dust.The rotation pad upper surface of this rolling rotational structure and valve rod contact, ball base and valve body contact, when valve rod twisting, driven rotary pad rotates on ball base by ball, reduces the frictional force of twisting.
Above-described embodiment is preferably scheme of one of the present utility model, not the utility model is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technological scheme that claim records.
Claims (6)
1. a camflex valve, comprise valve body and valve seat, in valve body, be provided with valve rod, on valve body, offer groove, valve rod is through groove, valve body inner bottom part is provided with stationary axle, between stationary axle and valve rod, be provided with spool bracket, spool bracket is provided with the spool of setting corresponding to valve seat, between groove wall and valve rod, be provided with filler, filler top is provided with Gland, on valve rod, be socketed with upper leading axle cover, on stationary axle, be socketed with lower leading axle cover, it is characterized in that, on described valve rod, be provided with and split back-up ring, on valve rod, split back-up ring and upper leading axle inner room is socketed with rolling rotational structure, roll on valve rod rotational structure and upper leading axle inner room is socketed with graphite dust ring, on the stationary axle of lower leading axle cover top, be also socketed with rolling rotational structure.
2. a kind of camflex valve according to claim 1, it is characterized in that, described rolling rotational structure comprises ball base, rotary sleeve and ball, ball base is circular, on the inner ring surface of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, and the inner side of ball base inner ring surface is socketed with rotary sleeve, between ball base, rotary sleeve and ball, cooperatively interacts.
3. a kind of camflex valve according to claim 1, it is characterized in that, described rolling rotational structure comprises ball base, rotation pad and ball, ball base is circular, on the upper end anchor ring of ball base, be provided with circular ball grooves, ball grooves is embedded with ball, on the anchor ring of ball base upper end, is coated with rotation pad, between pearl seat, rotation pad and ball, cooperatively interacts.
4. a kind of camflex valve according to claim 1, is characterized in that, on described spool, is provided with seal ring with valve seat contacting point.
5. a kind of camflex valve according to claim 1, is characterized in that, described valve seat end is provided with gland, and gland is fixedly connected with valve body.
6. a kind of camflex valve according to claim 1, is characterized in that, described valve body upper end is fixedly installed support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420145885.XU CN203730818U (en) | 2014-03-28 | 2014-03-28 | Eccentric rotating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420145885.XU CN203730818U (en) | 2014-03-28 | 2014-03-28 | Eccentric rotating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730818U true CN203730818U (en) | 2014-07-23 |
Family
ID=51200893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420145885.XU Expired - Lifetime CN203730818U (en) | 2014-03-28 | 2014-03-28 | Eccentric rotating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633164A (en) * | 2014-12-04 | 2015-05-20 | 张家港市佳晟机械有限公司 | Sealed leakproof ball valve |
-
2014
- 2014-03-28 CN CN201420145885.XU patent/CN203730818U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633164A (en) * | 2014-12-04 | 2015-05-20 | 张家港市佳晟机械有限公司 | Sealed leakproof ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG YONGSHENG TECHNOLOGY CO., LTD. Free format text: FORMER NAME: ZHEJIANG YSMETER CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 311407 deer mountain industrial park, Hangzhou, Zhejiang, Fuyang Patentee after: ZHEJIANG YONGSHENG TECHNOLOGY Co.,Ltd. Address before: 311407 deer mountain industrial park, Hangzhou, Zhejiang, Fuyang Patentee before: ZHEJIANG YONGSHENG INSTRUMENTATION Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
|
| CX01 | Expiry of patent term |