CN214779288U - Novel pneumatic conveying pump feed valve structure - Google Patents
Novel pneumatic conveying pump feed valve structure Download PDFInfo
- Publication number
- CN214779288U CN214779288U CN202121100900.5U CN202121100900U CN214779288U CN 214779288 U CN214779288 U CN 214779288U CN 202121100900 U CN202121100900 U CN 202121100900U CN 214779288 U CN214779288 U CN 214779288U
- Authority
- CN
- China
- Prior art keywords
- valve body
- gear
- feed valve
- conveying pump
- pneumatic conveying
- 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.)
- Active
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model discloses a novel pneumatic conveying pump feed valve structure, including the feed valve body, the sealing washer is installed through the bolt to the disk seat lower surface, the telescopic link upper end of cylinder is connected with the rack, the rack is with install the first gear engagement on feed valve body surface, the pivot right-hand member is equipped with the second gear, second gear and first gear engagement, pivot left end fixedly connected with hemisphere case, feed valve body right flank is located second gear top and is equipped with the access hole, access hole surface mounting has sealed lid, the beneficial effects of the utility model are that: the utility model discloses a but two sets of access holes quick replacement sealing washer or clearance hemisphere case surface foreign matter, operating procedure is few, and maintenance efficiency is high, and cylinder drive hemisphere case is hugged closely with the sealing washer and is in the same place, and sealing performance is reliable and stable.
Description
Technical Field
The utility model relates to a feeding valve technical field specifically is a novel pneumatic conveying pump feed valve structure.
Background
Present storehouse pump feed valve common problem is exactly interior hourglass and bite, the reason of interior hourglass mainly is sealing washer wearing and tearing and half round valve clack wearing and tearing, this can be followed the operation sealing washer internal pressure and cross low judgement, processing method commonly used is exactly to change half round valve clack or sealing washer, as for the bite, the main reason is exactly that the card falls down on the valve clack for foreign matter in the ash bucket, cause to close not tight, can't defeated ash when serious, because some storehouse pump feed valves that have now do not set up the access hole, it is very troublesome with the foreign matter on the clearance half round valve clack to change the sealing washer, it is also inconvenient to leak in judging, for this, we release a novel air conveying pump feed valve structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel air conveying pump feed valve structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a novel pneumatic conveying pump feed valve structure comprises a feed valve body, wherein a valve seat fixedly connected with the feed valve body is arranged above the inner part of the feed valve body, a sealing ring is installed on the lower surface of the valve seat through bolts, an air cylinder is arranged on the lower part of the right side surface of the feed valve body, a rack is connected to the upper end of a telescopic rod of the air cylinder and is meshed with a first gear installed on the surface of the feed valve body, a rotating shaft penetrating through the feed valve body is arranged on the right side surface of the feed valve body above the first gear, a second gear is arranged on the right end of the rotating shaft and is meshed with the first gear, a hemispherical valve core is fixedly connected to the left end of the rotating shaft, an auxiliary rotating shaft is arranged at the left end of the hemispherical valve core, the left end of the auxiliary rotating shaft is connected with the inner wall of the feed valve body, an overhaul port is arranged on the right side surface of the feed valve body above the second gear, and a sealing cover is arranged on the surface of the access hole.
As a further optimization of the technical scheme, the upper end and the lower end of the feed valve body are provided with a plurality of screw holes connected with the material conveying pipeline.
As the further optimization of the technical scheme, the access holes are arranged in two groups and are symmetrically arranged on the left side and the right side of the feeding valve body relative to the hemispherical valve cores.
As a further optimization of the technical scheme, the right side wall of the valve seat is provided with a barometer.
As a further optimization of the technical scheme, the right side surface of the feed valve body is provided with a protective cover covering the first gear, the second gear and the surface of the cylinder.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a but two sets of access holes quick replacement sealing washer or clearance hemisphere case surface foreign matter, operating procedure is few, and maintenance efficiency is high, and cylinder drive hemisphere case is hugged closely with the sealing washer and is in the same place, and sealing performance is reliable and stable, is convenient for look over the feed valve body through the barometer and whether has the interior condition of leaking, the staff's of being convenient for inspection.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1;
fig. 3 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.
In the figure: the device comprises a feed valve body 1, a cylinder 2, a rack 3, a protective cover 4, a second gear 5, a sealing cover 6, a service hole 7, a barometer 8, a valve seat 9, a hemispherical valve core 10, a rotating shaft 11, an auxiliary rotating shaft 12, a first gear 13, a bolt 14 and a sealing ring 15.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a novel pneumatic conveying pump feeding valve structure comprises a feeding valve body 1, a valve seat 9 fixedly connected with the feeding valve body 1 is arranged above the inner portion of the feeding valve body 1, a sealing ring 15 is mounted on the lower surface of the valve seat 9 through a bolt 14, an air cylinder 2 is arranged on the lower portion of the right side surface of the feeding valve body 1, a rack 3 is connected to the upper end of a telescopic rod of the air cylinder 2, the rack 3 is meshed with a first gear 13 mounted on the surface of the feeding valve body 1, a rotating shaft 11 penetrating through the feeding valve body 1 is arranged on the right side surface of the feeding valve body 1 above the first gear 13, a second gear 5 is arranged at the right end of the rotating shaft 11, the second gear 5 is meshed with the first gear 13, a hemispherical valve core 10 is fixedly connected to the left end of the rotating shaft 11, an auxiliary rotating shaft 12 is arranged at the left end of the hemispherical valve core 10, and the left end of the auxiliary rotating shaft 12 is connected with the inner wall of the feeding valve body 1, the right side surface of the feed valve body 1 is positioned above the second gear 5 and is provided with an access hole 7, and the surface of the access hole 7 is provided with a sealing cover 6.
Specifically, a plurality of screw holes connected with a material conveying pipeline are formed in the upper end and the lower end of the feed valve body 1.
Specifically, the access holes 7 are arranged in two groups and are symmetrically arranged on the left side and the right side of the feed valve body 1 about the hemispherical valve core 10.
Specifically, the right side wall of the valve seat 9 is provided with a barometer 8.
Specifically, the right side surface of the feed valve body 1 is provided with a protective cover 4 covering the first gear 13, the second gear 5 and the surface of the cylinder 2.
Specifically, when the device is used, the cylinder 2 is started, the telescopic end of the cylinder 2 extends to drive the rack 3 to drive the first gear 13 meshed with the rack 3 to rotate, the first gear 13 drives the second gear 5 meshed with the first gear to rotate, the second gear 5 drives the hemispherical valve core 10 to rotate through the rotating shaft 11, so that the hemispherical valve core 10 is tightly attached to the surface of the sealing ring 15, the sealing effect on the feed valve body 1 is further realized, the auxiliary rotating shaft 12 supports the hemispherical valve core 10 and is also beneficial to the rotation of the hemispherical valve core 10, if the pointer of the barometer 8 rotates at the moment, the sealing effect of the feed valve body 1 is good, if the pointer of the barometer 8 does not move, the sealing effect of the feed valve body 1 is possibly poor, the sealing cover 6 needs to be opened to check the internal condition of the feed valve body 1 through the inspection hole 7, and foreign matters on the surface of the hemispherical valve core 10 can be quickly processed by using the inspection hole 7, when the sealing ring 15 needs to be replaced, all the bolts 14 are unscrewed, the sealing ring 15 is taken down, and then a new sealing ring 15 is installed on the valve seat 9 through the bolts 14 again, and the protective cover 4 can be used for placing foreign matters to fall on the surfaces of the first gear 13, the second gear 5 and the rack 3, so that the cylinder 2 is influenced to control the hemispherical valve core 10 to rotate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a novel pneumatic conveying pump feed valve structure, includes feed valve body (1), its characterized in that: a valve seat (9) fixedly connected with the feed valve body (1) is arranged above the inner part of the feed valve body (1), a sealing ring (15) is installed on the lower surface of the valve seat (9) through a bolt (14), an air cylinder (2) is arranged on the lower part of the right side surface of the feed valve body (1), a rack (3) is connected to the upper end of a telescopic rod of the air cylinder (2), the rack (3) is meshed with a first gear (13) installed on the surface of the feed valve body (1), a rotating shaft (11) penetrating through the feed valve body (1) is arranged on the right side surface of the feed valve body (1) and above the first gear (13), a second gear (5) is arranged at the right end of the rotating shaft (11), the second gear (5) is meshed with the first gear (13), a hemispherical valve core (10) is fixedly connected to the left end of the rotating shaft (11), an auxiliary rotating shaft (12) is arranged at the left end of the hemispherical valve core (10), the auxiliary rotating shaft (12) is connected with the inner wall of the feeding valve body (1) at the left end, an access hole (7) is formed in the right side face of the feeding valve body (1) above the second gear (5), and a sealing cover (6) is arranged on the surface of the access hole (7).
2. The novel pneumatic conveying pump feeding valve structure as claimed in claim 1, wherein: the upper end and the lower end of the feed valve body (1) are provided with a plurality of screw holes connected with a material conveying pipeline.
3. The novel pneumatic conveying pump feeding valve structure as claimed in claim 1, wherein: the inspection ports (7) are arranged in two groups and are symmetrically arranged on the left side and the right side of the feed valve body (1) relative to the hemispherical valve cores (10).
4. The novel pneumatic conveying pump feeding valve structure as claimed in claim 1, wherein: and a barometer (8) is arranged on the right side wall of the valve seat (9).
5. The novel pneumatic conveying pump feeding valve structure as claimed in claim 1, wherein: the right side surface of the feed valve body (1) is provided with a protective cover (4) covering the surfaces of the first gear (13), the second gear (5) and the cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100900.5U CN214779288U (en) | 2021-05-21 | 2021-05-21 | Novel pneumatic conveying pump feed valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121100900.5U CN214779288U (en) | 2021-05-21 | 2021-05-21 | Novel pneumatic conveying pump feed valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214779288U true CN214779288U (en) | 2021-11-19 |
Family
ID=78696644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121100900.5U Active CN214779288U (en) | 2021-05-21 | 2021-05-21 | Novel pneumatic conveying pump feed valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214779288U (en) |
-
2021
- 2021-05-21 CN CN202121100900.5U patent/CN214779288U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201103686Y (en) | Principal shaft sealing device | |
| CN214779288U (en) | Novel pneumatic conveying pump feed valve structure | |
| CN202545182U (en) | Dry gas seal for synthesis gas compressor | |
| CN102226416A (en) | Dual-flow loop sealing oil improvement system of steam turbine generator set | |
| CN2878833Y (en) | Leakage-proof stop valve | |
| CN214741657U (en) | Lubricating oil connecting structure of supercharger | |
| CN212251196U (en) | Bidirectional hydraulic butterfly valve dynamic composite sealing device | |
| CN210153265U (en) | Pneumatic two-piece type high-platform ball valve | |
| CN207080689U (en) | A kind of valve gear case lid for being easy to daily inspection | |
| CN216078546U (en) | Sealing device for end cover leakage of valve shaft of valve of nuclear power plant | |
| CN206929387U (en) | A kind of check valve | |
| CN206785711U (en) | A kind of shaft seal structure of dredger slush pump | |
| CN216811989U (en) | Fuel filter | |
| CN218267340U (en) | Integral type lining fluorine ball valve | |
| CN206988006U (en) | Power fuel supplies sealing device | |
| CN213116532U (en) | Device for preventing water turbine main shaft seal leaks | |
| CN219349805U (en) | Nuclear fuel pool below instrument cover plate | |
| CN219472401U (en) | Novel adjust impeller and wear ring clearance device | |
| CN211726124U (en) | Vertical shaft lower bearing sealing structure of slag vertical mill powder concentrator | |
| CN113586510B (en) | Combined sealing structure of wear ring of water feed pump | |
| CN204450176U (en) | Hp and lp bypass valve grinding tackling | |
| CN208831755U (en) | Double hard sealing water turbine inlet butterfly valves | |
| CN204099221U (en) | A kind of horizontal diesel power Pump for well group | |
| CN220667655U (en) | Quick-release type mounting seat plugging structure | |
| CN220828363U (en) | Impeller locking device for pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |