CN204114216U - Day marks Flange Ball Valves - Google Patents
Day marks Flange Ball Valves Download PDFInfo
- Publication number
- CN204114216U CN204114216U CN201420583853.8U CN201420583853U CN204114216U CN 204114216 U CN204114216 U CN 204114216U CN 201420583853 U CN201420583853 U CN 201420583853U CN 204114216 U CN204114216 U CN 204114216U
- Authority
- CN
- China
- Prior art keywords
- retaining ring
- spool
- fixed groove
- valve body
- roll piece
- 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 - Fee Related
Links
Landscapes
- Taps Or Cocks (AREA)
Abstract
The utility model discloses and a kind of day mark Flange Ball Valves, its drip irrigation device is, comprise valve body, be arranged at the spool of valve inner and be connected to the valve rod on spool, valve body is provided with retaining ring, the corresponding retaining ring of spool face offers fixed groove, be provided with roll piece in fixed groove, roll piece coordinates with retaining ring rolling friction.The retaining ring be arranged on valve body is engaged in the fixed groove on spool, hydraulic shock pressure dissipation is made to have transferred on retaining ring, enable spool stable be engaged in valve body, the retaining ring be simultaneously engaged in fixed groove is that rolling friction coordinates with the roller be arranged in fixed groove, so when retaining ring and fixed groove relatively rotate, suitable little of frictional force between the sidewall of retaining ring and roller, reduce the material friction loss between retaining ring and roll piece greatly, what make that retaining ring can be long-term fits snugly in fixed groove, and spool is fixed, therefore the working life of the present embodiment is just extended greatly.
Description
Technical field
The utility model relates to a kind of ball valve, and more particularly, it relates to a kind of day mark Flange Ball Valves that can increase the service life.
Background technique
Fixing ball valve is high-performance ball valve of new generation, is applicable to long-distance transport pipes and general industry pipeline, and its intensity, Security, adverse environment resistant etc. have carried out special consideration when designing, and are applicable to various corrosivity and non-aggressive medium.
According to the difference of applying working condition, some fixing ball valves need pivot structure, heavy caliber fixing ball valve pivot structure mainly in the market: spool spheroid relies on valve rod location, namely valve rod is directly inserted in the top of spool spheroid, spool spheroid relies on valve rod location, but, the fixing ball valve of said structure is in switching process, valve rod not only needs to bear twisting stress, the most important thing is the hydraulic shock will bearing circulating liquid in the duct, hydraulic shock is hydraulic system in unexpected startup, shut down, when speed change or commutation, valve port is closed suddenly or action stops suddenly, due to the effect of working fluid and moving element inertia, make the surge pressure that in system, instantaneous formation is very high, therefore this hydraulic shock can cause huge impact force to the spool in fixing ball valve, and under long-term impact, spool will inevitably be made to loosen, loosening of spool just can cause the loosening of seal ring in spool and valve body, and then the phenomenon that valve body leaks can be produced, also indirectly had influence on the normal service life of this fixing ball valve simultaneously.
For this technical problem, the patent No. is that the patent document of CN201420117777.1 discloses a kind of fixing ball valve being provided with carrier ring on valve body, utilize this carrier ring to the clamping of spool, play the effect of fixed spool, although this technological scheme can play fixing effect within certain time limit, but under the relatively rotating for a long time of carrier ring and spool, because spool face and carrier ring are sliding frictions, so frictional force is also relatively large, after friction a period of time, due to the frictional loss between spool face and carrier ring, can make to produce hole between carrier ring and spool face, cause carrier ring cannot continue to clamp spool, thus just lose the meaning that this carrier ring is set, so the effective storage life of this carrier ring is comparatively of short duration.Therefore for this problem, pass through the long-term development voluntarily of this enterprise and test, have devised a kind of ball valve.
Model utility content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of day mark Flange Ball Valves that can increase the service life.
For achieving the above object, the utility model provides following technological scheme: a kind of day marks Flange Ball Valves, comprise valve body, be arranged at the spool of valve inner and be connected to the valve rod on spool, valve body is provided with retaining ring, spool face offers the fixed groove matched with retaining ring, be provided with roll piece in fixed groove, roll piece coordinates with retaining ring rolling friction.
By adopting technique scheme, when bearing hydraulic shock, the retaining ring be arranged on valve body is utilized to be engaged in the fixed groove on spool, hydraulic shock pressure is shifted to be distributed on retaining ring, and born by valve body and retaining ring, what make that spool can be stable is engaged in valve body, shaking phenomenon can not be produced, the retaining ring be simultaneously engaged in fixed groove is that rolling friction coordinates with the roller be arranged in fixed groove, so when retaining ring and fixed groove relatively rotate, suitable little of frictional force between the sidewall of retaining ring and roller, thus the material friction loss reduced greatly between retaining ring and roll piece, what make that retaining ring can be long-term fits snugly in fixed groove, and spool is fixed, therefore the working life of the present embodiment is just extended greatly.
The utility model is set to further: fixed groove inwall offers mounting groove, and roll piece is arranged in mounting groove.
By adopting technique scheme, roll piece is arranged in mounting groove, retaining ring is made to be engaged in fixed groove closely, namely stuck phenomenon can not be there is between retaining ring and roll piece, and close-fitting while, the sidewall of retaining ring can carry out stable rolling friction with roll piece again and coordinate, thus serves effective fixed effect to spool.
The utility model is set to further: roll piece is evenly arranged in mounting groove.
By adopting technique scheme, be evenly arranged in mounting groove, can make spool retaining ring fixing under, stressed comparatively even, better fixed effect is played to spool.
The utility model is set to further: roll piece is cylindrical roller.
By adopting technique scheme, roller can bear larger pressure comparatively speaking, wider with the surface of contact of retaining ring, is rolling friction simultaneously, and then makes roller more stable during rolling friction contacting with the sidewall of retaining ring.
The utility model is set to further: retaining ring and fixed groove are provided with two, and fixed groove is symmetrical arranged, and retaining ring and valve rod are coaxially arranged.
By adopting technique scheme, two groups of retaining rings and fixed groove being set, better fixed effect can being played to spool.
Compared with prior art, the utility model has the advantage of: when bearing hydraulic shock, the retaining ring be arranged on valve body is utilized to be engaged in the fixed groove on spool, making hydraulic shock pressure turn dispersion has moved on on retaining ring, and born by valve body and retaining ring, what make that spool can be stable is engaged in valve body, shaking phenomenon can not be produced, the retaining ring be simultaneously engaged in fixed groove is that rolling friction coordinates with the roller be arranged in fixed groove, so when retaining ring and fixed groove relatively rotate, suitable little of frictional force between the sidewall of retaining ring and roller, thus the material friction loss reduced greatly between retaining ring and roll piece, what make that retaining ring can be long-term fits snugly in fixed groove, and spool is fixed, therefore the working life of the present embodiment is just extended greatly.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model day mark Flange Ball Valves embodiment;
Fig. 2 is the schematic diagram of spool in the utility model day mark Flange Ball Valves embodiment;
Fig. 3 is the front view of spool in the utility model day mark Flange Ball Valves embodiment.
Reference character: 1, valve body; 2, spool; 3, valve rod; 4, retaining ring; 5, fixed groove; 6, roller.
Embodiment
Referring to figs. 1 through Fig. 3, the utility model day mark Flange Ball Valves embodiment is described further.
A kind of day marks Flange Ball Valves, comprise valve body 1, the spool 2 being arranged at valve body 1 inside and the valve rod 3 be connected on spool 2, valve body 1 is wholely set retaining ring 4, spool 2 offers the fixed groove 5 matched with retaining ring 4 on the surface, roll piece is provided with in fixed groove 5, roll piece coordinates with retaining ring 4 rolling friction, when bearing hydraulic shock, the retaining ring 4 be arranged on valve body 1 is utilized to be engaged in the fixed groove 5 on spool 2, hydraulic shock pressure is shifted to be distributed on retaining ring 4, and born by valve body 1 and retaining ring 4, what make that spool 2 can be stable is engaged in valve body 1, shaking phenomenon can not be produced, the retaining ring 4 be simultaneously engaged in fixed groove 5 is that rolling friction coordinates with the roller 6 be arranged in fixed groove 5, so when retaining ring 4 relatively rotates with fixed groove 5, suitable little of frictional force between the sidewall of retaining ring 4 and roller 6, thus the material friction loss reduced greatly between retaining ring 4 and roll piece, what make that retaining ring 4 can be long-term fits snugly in fixed groove 5, and spool 2 is fixed, therefore the working life of the present embodiment is just extended greatly.In order to make roller 6 can the contact stable with retaining ring 4 and carry out effective rolling friction, two corresponding inwalls of fixed groove 5 all offer mounting groove, roller 6 is arranged in mounting groove, roller 6 is arranged in mounting groove, both spacing effect was served to roller 6, roller 6 and the sidewall of retaining ring 4 can be made again to have good contact to play rolling friction coordinate, it should be noted that herein, in the technical program, roll piece is roller 6 not necessarily, also can be ball or other rolling thing, as long as rolling friction can be played, and in the present embodiment, roller 6 is preferred roll pieces, because roller 6 counter ball can bear larger pressure, and it is wider with the surface of contact of retaining ring 4, it is rolling friction simultaneously, and then make roller 6 more stable during rolling friction contacting with the sidewall of retaining ring 4, contribute to fixing spool 2.Retaining ring 4 and fixed groove 5 are provided with two, and fixed groove 5 is symmetrical arranged, and retaining ring 4 and valve rod 3 are coaxially arranged, and arrange two groups of retaining rings 4 and fixed groove 5, can play better fixed effect to spool 2.Finally it should be noted that the technical program, in this technology is put, retaining ring 4 is fastened in fixed groove 5, can make retaining ring 4 and fixed groove 5(roller 6) coordinate closely and stable, extraordinary fixed effect is had to spool 2.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technological schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a day marks Flange Ball Valves, comprise valve body, be arranged at the spool of valve inner and be connected to the valve rod on spool, it is characterized in that: described valve body is provided with retaining ring, described spool face offers the fixed groove matched with retaining ring, be provided with roll piece in described fixed groove, described roll piece coordinates with retaining ring rolling friction.
2. day according to claim 1 marks Flange Ball Valves, it is characterized in that: described fixed groove inwall offers mounting groove, and described roll piece is arranged in mounting groove.
3. day according to claim 2 marks Flange Ball Valves, it is characterized in that: described roll piece is evenly arranged in mounting groove.
4. day according to claim 3 marks Flange Ball Valves, it is characterized in that: described roll piece is cylindrical roller.
5., according to the day mark Flange Ball Valves in claim 1-4 described in any one, it is characterized in that: described retaining ring and fixed groove are provided with two, described fixed groove is symmetrical arranged, and described retaining ring and valve rod are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420583853.8U CN204114216U (en) | 2014-10-10 | 2014-10-10 | Day marks Flange Ball Valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420583853.8U CN204114216U (en) | 2014-10-10 | 2014-10-10 | Day marks Flange Ball Valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204114216U true CN204114216U (en) | 2015-01-21 |
Family
ID=52331528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420583853.8U Expired - Fee Related CN204114216U (en) | 2014-10-10 | 2014-10-10 | Day marks Flange Ball Valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204114216U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606224A (en) * | 2017-09-12 | 2018-01-19 | 淄博沃泰斯石化设备有限公司 | A kind of planetary roller screw and preparation method and forced seal ball valve |
| CN108518500A (en) * | 2018-05-03 | 2018-09-11 | 淄博沃泰斯石化设备有限公司 | A kind of retainer reset planet roller screws device |
-
2014
- 2014-10-10 CN CN201420583853.8U patent/CN204114216U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606224A (en) * | 2017-09-12 | 2018-01-19 | 淄博沃泰斯石化设备有限公司 | A kind of planetary roller screw and preparation method and forced seal ball valve |
| CN107606224B (en) * | 2017-09-12 | 2019-08-13 | 淄博沃泰斯石化设备有限公司 | A kind of planetary roller screw and production method and forced seal ball valve |
| CN108518500A (en) * | 2018-05-03 | 2018-09-11 | 淄博沃泰斯石化设备有限公司 | A kind of retainer reset planet roller screws device |
| CN108518500B (en) * | 2018-05-03 | 2019-05-28 | 淄博沃泰斯石化设备有限公司 | A kind of retainer reset planet roller screws device |
| WO2019210824A1 (en) * | 2018-05-03 | 2019-11-07 | 淄博沃泰斯石化设备有限公司 | Planetary roller threaded device capable of being restored by means of holder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204114216U (en) | Day marks Flange Ball Valves | |
| BR112017019566A2 (en) | aerostatic valve bearing seals, aerostatic valve seals and aerostatic valve seals | |
| CN204553892U (en) | A kind of flow-limiting valve | |
| CN203335867U (en) | Anti-blocking back-to-back containerization type mechanical sealing device | |
| CN204372405U (en) | A kind of running shaft assembly for high-pressure water nozzle | |
| CN204300356U (en) | A kind of novel back-to-back sealing device | |
| CN205383260U (en) | Split self compensating carbocycle | |
| CN205261000U (en) | Dual stem seal structure of valve | |
| CN203627854U (en) | Adjustable throttling device | |
| CN204117373U (en) | The rotary-type English memory box of a kind of new teaching special combination | |
| CN204127119U (en) | Roller bearing | |
| CN202392192U (en) | Durable steam extraction check valve | |
| CN204127111U (en) | A kind of selfaligning bearing | |
| CN207437659U (en) | A kind of new automatic liquid compression buffer | |
| CN202274731U (en) | A rotary drying machine | |
| CN203604649U (en) | Double-end-face mechanical sealing device | |
| CN204004412U (en) | A kind of radially dynamic adjustable contact type sealing device for axle head | |
| CN204284206U (en) | A kind of bearing | |
| CN203703125U (en) | Water turbine main shaft device with sealing structure | |
| CN205226381U (en) | Pressure reduction means is kept apart to high pressure sediment thick liquid mechanical seal for a pump medium | |
| CN205190762U (en) | Novel poor steam valve of zero -pressure | |
| CN203927162U (en) | A kind of high-temperature high-speed rotary joint | |
| CN104989832B (en) | Butterfly valve with two way seal function | |
| CN203202265U (en) | Improved gate valve | |
| CN203500585U (en) | Lifting steam extraction check valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20161010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |