CN203718101U - Pneumatic plug shunt valve - Google Patents
Pneumatic plug shunt valve Download PDFInfo
- Publication number
- CN203718101U CN203718101U CN201420016639.4U CN201420016639U CN203718101U CN 203718101 U CN203718101 U CN 203718101U CN 201420016639 U CN201420016639 U CN 201420016639U CN 203718101 U CN203718101 U CN 203718101U
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- CN
- China
- Prior art keywords
- shunt valve
- gear
- main body
- discharge nozzle
- pneumatic
- 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
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- Multiple-Way Valves (AREA)
Abstract
The utility model discloses a pneumatic plug shunt valve. The pneumatic plug shunt valve comprises a shunt valve body, and the shunt valve body is provided with a feeding pipe, a bypass discharging pipe and a straight discharging pipe. The shunt valve body is also provided with a plug structure, and the plug structure is connected with an electromagnetic control device; the electromagnetic control device comprises an air cylinder and an electromagnetic valve, the electromagnetic valve is connected with travel switches, and the two travel switches are arranged outside of the shunt valve body; the plug structure comprises a gear, the gear is fixedly provided with a valve core through a screw, a support gear is arranged under the gear, and a rack is arranged between the gear and the support gear; the center of the gear is provided with a positioning shaft penetrating the gear, the end portion of the positioning shaft is fixed onto the inner wall of the shunt valve body, and a bearing is arranged between the positioning shaft and the gear. The pneumatic plug shunt valve enhances the operating accuracy, reduces the working intensity and meanwhile enlarges the application range.
Description
Technical field
The utility model relates to a kind of granular material transport valve, relates to specifically the pneumatic cock shunt valve using in a kind of granular material conveying.
Background technique
Shunt valve is the visual plant in granular material delivery line, and it can be sent into the granular material in a pipeline respectively among two different pipelines.In existing shunt valve, mainly manual regulation type or three road cenotypes, manually the use of regulation type shunt valve is comparatively complicated, need manually inner spool to be regulated, human resources are greatly wasted, in the time regulating, be easy to occur spool adjusting not in place, thereby cause powder to go the same way and carry to two, greatly affected working efficiency and the accuracy of equipment simultaneously; Er San road cenotype shunt valve is that three passages connect simultaneously, granular material is discharged from two discharge ports respectively with wind-force from entrance enters simultaneously, but this shunt valve is difficult to control the passage that material is discharged, due to the impact of gravity, discharge port in below can be discharged more material, be difficult to reach the evenness of mass transport, usage mode underaction, the lower scope simultaneously using of adaptive capacity is comparatively narrow.
Summary of the invention
In view of this, the utility model provides a kind of pneumatic cock shunt valve, has improved the accuracy of equipment operation, has also reduced working strength, has improved the scope of its adaptation simultaneously.
For solving above technical problem, the technical solution of the utility model is:
Pneumatic cock shunt valve, comprises shunt valve main body, is also respectively arranged with supply pipe, bypass discharge nozzle and straight-through discharge nozzle in this shunt valve main body, in described shunt valve main body, is provided with tap structure, is also connected with electromagnetic control apparatus in tap structure.
Further, above-mentioned electromagnetic control apparatus comprises cylinder and solenoid valve, is connected with position limit switch on solenoid valve, and the trip switch is arranged on shunt valve main body outside, and quantity is two.
As preferably, between described two position limit switches, be also provided with the observation restraining groove of arc.
Further, above-mentioned tap structure comprises gear, on this gear, is also fixed with spool by screw, is also provided with support roller below gear, is also provided with tooth bar between gear and support roller.
As preferably, described spool is fixed on gear by three screws, and this top, gear side is also provided with a fork, and this fork one end is fixed on gear, and the other end extends to be observed outside restraining groove.
Further, said gear central position is also provided with a positioning shaft that runs through this gear, and the end of this positioning shaft is fixed on the inwall of shunt valve main body, and is also provided with bearing between this positioning shaft and gear.
As preferably, the width of described tooth bar is identical with the spacing between gear and support roller, and the end of this tooth bar is fixed on cylinder.
As preferably, described cylinder is fixed on the side of shunt valve main body by locking nut.
In addition, described supply pipe, bypass discharge nozzle and straight-through discharge nozzle are bolted in shunt valve main body, also be respectively arranged with a seal ring in the contacting point of supply pipe, bypass discharge nozzle and straight-through discharge nozzle and shunt valve main body, on seal ring, be also coated with flange.
Compared with prior art, the utility model has following beneficial effect:
The utility model completes the control to shunt valve path by electromagnetic control apparatus, can be good at reducing the difficulty of operation, reduce operator's working strength, greatly improve the accuracy of operation simultaneously, avoid the manual operation loss bringing of slipping up, improve the efficiency of the work of equipment, also improved adaptive capacity and the using scope of equipment simultaneously; The utility model is simple in structure, easy to use, produces and follows the cost of processing lower, can be good at carrying out large-scale production and use.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is sectional drawing of the present utility model;
Sectional drawing when Fig. 3 is the utility model bypass;
Fig. 4 is the sectional drawing of the utility model when straight-through;
Fig. 5 is the structural representation of the utility model spool.
On figure, reference character is: 1-electromagnetic control apparatus; 2-supply pipe; 3-bypass discharge nozzle; 4-straight-through discharge nozzle; 5-position limit switch; 6-observation restraining groove; 7-locking nut; 8-tooth bar; 9-gear; 10-screw; 11-support roller; 12-spool; 13-flange; 14-seal ring; 15-fork; 16-positioning shaft.
Embodiment
Core thinking of the present utility model is, a kind of pneumatic cock shunt valve is provided, and improved the accuracy of equipment operation, also reduced working strength, improved the scope of its adaptation simultaneously.
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment
As shown in Fig. 1,2,3,4,5, pneumatic cock shunt valve, comprise shunt valve main body, in this shunt valve main body, be also respectively arranged with supply pipe 2, bypass discharge nozzle 3 and straight-through discharge nozzle 4, in described shunt valve main body, be provided with tap structure, in tap structure, be also connected with electromagnetic control apparatus 1.
Above-mentioned electromagnetic control apparatus 1 comprises cylinder and solenoid valve, is connected with position limit switch 5 on solenoid valve, and the trip switch 5 is arranged on shunt valve main body outside, and quantity is two.
As preferably, between described two position limit switches 5, be also provided with the observation restraining groove 6 of arc.
Above-mentioned tap structure comprises gear 9, on this gear 9, is also fixed with spool 12 by screw 10, is also provided with support roller 11 below gear 9, between gear 9 and support roller 11, is also provided with tooth bar 8.
As preferably, described spool 12 is fixed on gear 9 by three screws 10, and these gear 9 tops, side are also provided with a fork 15, and these fork 15 one end are fixed on gear 9, and the other end extends to be observed outside restraining groove 6.
Said gear 9 central positions are also provided with a positioning shaft 16 that runs through this gear 9, and the end of this positioning shaft 16 is fixed on the inwall of shunt valve main body, and are also provided with bearing between this positioning shaft 16 and gear 9.
As preferably, the width of described tooth bar 8 is identical with the spacing between gear 9 and support roller 11, and the end of this tooth bar 8 is fixed on cylinder.
As preferably, described cylinder is fixed on the side of shunt valve main body by locking nut 7.
In addition, described supply pipe 2, bypass discharge nozzle 3 and straight-through discharge nozzle 4 are bolted in shunt valve main body, also be respectively arranged with a seal ring 14 in supply pipe 2, bypass discharge nozzle 3 and straight-through discharge nozzle 4 and the contacting point of shunt valve main body, on seal ring 14, be also coated with flange 13.
In the time needing bypass discharge nozzle to connect, press the position limit switch in left side, solenoid valve is connected cylinder, cylinder band carry-over bar is moved backward, gear is rotated counterclockwise under the drive of tooth bar, spool at straight-through discharge port place, makes air driven material discharge from bypass discharge port along with gear rotates also oblique gear.In the time that needs lead directly to discharge nozzle connection, press the position limit switch on right side, solenoid valve is connected cylinder, making cylinder promote tooth bar travels forward, gear turns clockwise under the drive of tooth bar, spool keeps off at bypass discharge port place along with gear rotates also level, and air driven material is discharged from straight-through discharge port.In the time that moving, equipment can also judge that whether spool present position is correct by the fork present position of observing restraining groove place.
Below be only preferred implementation of the present utility model, it should be pointed out that above-mentioned preferred implementation should not be considered as restriction of the present utility model, protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, not departing from spirit and scope of the present utility model, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. pneumatic cock shunt valve, comprise shunt valve main body, in this shunt valve main body, be also respectively arranged with supply pipe (2), bypass discharge nozzle (3) and straight-through discharge nozzle (4), it is characterized in that, in described shunt valve main body, be provided with tap structure, in tap structure, be also connected with electromagnetic control apparatus (1).
2. pneumatic cock shunt valve according to claim 1, it is characterized in that, described electromagnetic control apparatus (1) comprises cylinder and solenoid valve, is connected with position limit switch (5) on solenoid valve, the trip switch (5) is arranged on shunt valve main body outside, and quantity is two.
3. pneumatic cock shunt valve according to claim 2, is characterized in that, is also provided with the observation restraining groove (6) of arc between described two position limit switches (5).
4. pneumatic cock shunt valve according to claim 3, it is characterized in that, described tap structure comprises gear (9), on this gear (9), be also fixed with spool (12) by screw (10), also be provided with support roller (11) in gear (9) below, between gear (9) and support roller (11), be also provided with tooth bar (8).
5. pneumatic cock shunt valve according to claim 4, it is characterized in that, described spool (12) is fixed on gear (9) by three screws (10), this gear (9) top, side is also provided with a fork (15), it is upper that this fork (15) one end is fixed on gear (9), and the other end extends to be observed outside restraining groove (6).
6. pneumatic cock shunt valve according to claim 5, it is characterized in that, described gear (9) central position is also provided with a positioning shaft (16) that runs through this gear (9), the end of this positioning shaft (16) is fixed on the inwall of shunt valve main body, and is also provided with bearing between this positioning shaft (16) and gear (9).
7. pneumatic cock shunt valve according to claim 6, is characterized in that, the width of described tooth bar (8) is identical with the spacing between gear (9) and support roller (11), and the end of this tooth bar (8) is fixed on cylinder.
8. pneumatic cock shunt valve according to claim 7, is characterized in that, described cylinder is fixed on the side of shunt valve main body by locking nut (7).
9. pneumatic cock shunt valve according to claim 8, it is characterized in that, described supply pipe (2), bypass discharge nozzle (3) and straight-through discharge nozzle (4) are bolted in shunt valve main body, also be respectively arranged with a seal ring (14) in supply pipe (2), bypass discharge nozzle (3) and straight-through discharge nozzle (4) and the contacting point of shunt valve main body, on seal ring (14), be also coated with flange (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016639.4U CN203718101U (en) | 2014-01-10 | 2014-01-10 | Pneumatic plug shunt valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420016639.4U CN203718101U (en) | 2014-01-10 | 2014-01-10 | Pneumatic plug shunt valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203718101U true CN203718101U (en) | 2014-07-16 |
Family
ID=51157252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420016639.4U Expired - Fee Related CN203718101U (en) | 2014-01-10 | 2014-01-10 | Pneumatic plug shunt valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203718101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343770A (en) * | 2018-01-25 | 2018-07-31 | 郑州大唐粮食机械有限公司 | Broad mouth type novel two-way valve with mechanical seal |
-
2014
- 2014-01-10 CN CN201420016639.4U patent/CN203718101U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108343770A (en) * | 2018-01-25 | 2018-07-31 | 郑州大唐粮食机械有限公司 | Broad mouth type novel two-way valve with mechanical seal |
| CN108343770B (en) * | 2018-01-25 | 2020-04-24 | 郑州大唐粮食机械有限公司 | Wide-mouth type novel two-way valve with mechanical seal |
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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: 20140716 Termination date: 20190110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |