CN219888266U - Rotary vane type vacuum pump filter device - Google Patents
Rotary vane type vacuum pump filter device Download PDFInfo
- Publication number
- CN219888266U CN219888266U CN202321176018.8U CN202321176018U CN219888266U CN 219888266 U CN219888266 U CN 219888266U CN 202321176018 U CN202321176018 U CN 202321176018U CN 219888266 U CN219888266 U CN 219888266U
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- vacuum pump
- butt joint
- filter screen
- rotary vane
- ring
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- 210000001503 joint Anatomy 0.000 claims abstract description 51
- 238000001914 filtration Methods 0.000 claims abstract description 11
- 238000003032 molecular docking Methods 0.000 claims description 46
- 238000007789 sealing Methods 0.000 claims description 19
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a rotary vane vacuum pump filtering device, which relates to the technical field of vacuum pump filtering and comprises a rotary vane vacuum pump, wherein an air inlet pipe is fixedly connected to an input port of the rotary vane vacuum pump, an air outlet pipe is fixedly connected to an output port of the rotary vane vacuum pump, a butt joint groove is formed in one end of the inner wall of the air inlet pipe, a first butt joint ring is movably connected to the inner wall of the butt joint groove, a first filter screen is fixedly connected to the bottom end of the first butt joint ring, a connecting ring is fixedly connected to the top end of the first butt joint ring, a second butt joint ring is movably connected to the top end of the connecting ring, and a second filter screen is fixedly connected to the bottom end of the second butt joint ring; according to the technical scheme provided by the utility model, a plurality of floccules can be blocked and collected by arranging the first filter screen and the second filter screen, so that the damage of the rotary-vane vacuum pump caused by the floccules entering the rotary-vane vacuum pump is avoided, and the service life of the vacuum pump is prolonged.
Description
Technical Field
The utility model relates to the technical field of vacuum pump filtration, in particular to a rotary vane vacuum pump filtration device.
Background
The rotor eccentrically installed in the rotary vane vacuum pump is tangent to the stator fixing surface, and two (or more) rotary vanes slide in the rotor groove (usually radial) and contact with the inner wall of the stator to divide the pump cavity into several variable-volume rotary variable-volume vacuum pumps. Typically, the gap between the vane and the pump chamber is sealed with oil, so vane vacuum pumps are typically oil-sealed mechanical vacuum pumps. The rotary vane vacuum pump can be used for exhausting air to the space through the air inlet pipe when running, particles and floccules in the air can be sucked together in the air suction process, and the floccules in the air are gathered and entangled together when contacting oil, so that a large object is formed, the inside of the rotary vane vacuum pump is easily damaged, and the service life of the rotary vane vacuum pump is reduced.
Disclosure of Invention
The utility model aims to solve the technical problems of overcoming the defects of the prior art and providing a rotary vane vacuum pump filter device, which is used for solving the problems that the rotary vane vacuum pump in the prior art can exhaust air from a space through an air inlet pipe when running, particles and floccules in air can be sucked together in the air suction process, and the floccules in the air are gathered and entangled together when contacting oil, so that a larger object is formed and the inside of the rotary vane vacuum pump is easy to damage.
In view of the above, the utility model provides a rotary vane vacuum pump filter device, which comprises a rotary vane vacuum pump, wherein an air inlet pipe is fixedly connected to an input port of the rotary vane vacuum pump, an exhaust pipe is fixedly connected to an output port of the rotary vane vacuum pump, a butt joint groove is formed in one end of the inner wall of the air inlet pipe, a first butt joint ring is movably connected to the inner wall of the butt joint groove, a first filter screen is fixedly connected to the bottom end of the first butt joint ring, a connecting ring is fixedly connected to the top end of the first butt joint ring, a second butt joint ring is movably connected to the top end of the connecting ring, and a second filter screen is fixedly connected to the bottom end of the second butt joint ring.
Optionally, the seal groove has been seted up to butt joint groove inner wall bottom, first butt joint ring bottom fixedly connected with sealing ring, sealing ring lateral wall swing joint is at the seal groove.
Optionally, the second docking ring lateral wall sliding connection is at the inner wall of docking groove, second docking ring top fixedly connected with water conservancy diversion ring.
Optionally, an external thread is provided at one end of the sidewall of the air inlet pipe, and the sidewall of the external thread is in threaded connection with a threaded fixing piece.
Optionally, a plurality of joint spring plates are fixedly connected with the top end of the first butt joint ring, and a plurality of the joint spring plates are located between the first butt joint ring and the second butt joint ring.
Optionally, a plurality of clamping grooves are formed in the side wall of the second butt joint ring, and the top ends of the clamping spring plates are movably connected to the inner walls of the clamping grooves.
Optionally, the second filter screen bottom swing joint is at the inner wall of first filter screen, the mesh number of first filter screen is twice of second filter screen mesh number.
From the above technical solutions, the embodiment of the present utility model has the following advantages:
1. according to the rotary vane vacuum pump filtering device, after the first filter screen and the second filter screen are adopted, a connector formed by the first butt joint ring, the first filter screen, the second butt joint ring and the second filter screen is inserted into the butt joint groove in the air inlet pipe of the groove, after the sealing ring at the bottom end of the first butt joint ring is tightly attached to the sealing groove at the bottom end of the butt joint groove, the threaded fixing piece is inserted into the butt joint groove in the air inlet pipe, the threaded fixing piece is rotated, so that the first filter screen and the second filter screen are installed in the air inlet pipe after the threaded fixing piece is rotationally fixed in external threads, a plurality of floccules can be blocked and collected through the arrangement of the first filter screen and the second filter screen, so that the floccules are prevented from entering the rotary vane vacuum pump to damage the rotary vane vacuum pump, and the service life of the vacuum pump is prolonged.
2. After the clamping grooves and the clamping spring plates are adopted, the clamping spring plates at the top end of the first butt joint ring are inserted into the clamping grooves in the second butt joint ring, the triangular structure at the top end of the clamping spring plates is extruded by the inner walls of the clamping grooves, so that the clamping spring plates are bent, when the top ends of the clamping spring plates enter the inside of the clamping grooves, the bent clamping spring plates spring back to be clamped to the inner walls of the clamping grooves, and then the first butt joint ring and the first filter screen are connected with the second butt joint ring and the second filter screen, and the clamping grooves and the clamping spring plates are arranged to facilitate the rapid connection or the disassembly of the first butt joint ring and the first filter screen and the second butt joint ring and the second filter screen, so that floccules between the first filter screen and the second filter screen can be cleaned conveniently.
These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.
Drawings
The utility model is further described with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the air inlet pipe structure of the present utility model;
FIG. 3 is an enlarged view of the utility model at A.
Reference numerals illustrate: 1. a rotary vane vacuum pump; 2. an air inlet pipe; 3. an exhaust pipe; 4. a butt joint groove; 5. sealing grooves; 6. a first docking collar; 7. a seal ring; 8. a first filter screen; 9. a connecting ring; 10. a second docking collar; 11. a second filter screen; 12. an external thread; 13. a threaded fastener; 14. a guide ring; 15. a clamping groove; 16. and the elastic plate is clamped.
Detailed Description
The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.
A rotary vane vacuum pump filter device according to an embodiment of the present utility model is described in detail below with reference to the accompanying drawings.
Example 1
In order to facilitate understanding, referring to fig. 1 to 3, an embodiment of a rotary vane vacuum pump filter device provided by the utility model comprises a rotary vane vacuum pump 1, an inlet pipe 2 is fixedly connected to an input port of the rotary vane vacuum pump 1, an output port of the rotary vane vacuum pump 1 is fixedly connected to an exhaust pipe 3, a butt joint groove 4 is formed at one end of the inner wall of the inlet pipe 2, a first butt joint ring 6 is movably connected to the inner wall of the butt joint groove 4, a first filter screen 8 is fixedly connected to the bottom end of the first butt joint ring 6, a connecting ring 9 is fixedly connected to the top end of the first butt joint ring 6, a second butt joint ring 10 is movably connected to the top end of the connecting ring 9, a second filter screen 11 is fixedly connected to the bottom end of the second butt joint ring 10, the side wall of the second butt joint ring 10 is slidably connected to the inner wall of the butt joint groove 4, a guide ring 14 is fixedly connected to the top end of the side wall of the inlet pipe 2, an external thread 12 is formed at one end of the side wall of the inlet pipe 2, and a thread fixing piece 13 is screwed to the side wall of the external thread 12.
In some embodiments, as shown in fig. 2 and fig. 3, a sealing groove 5 is formed at the bottom end of the inner wall of the docking groove 4, a sealing ring 7 is fixedly connected to the bottom end of the first docking ring 6, and the side wall of the sealing ring 7 is movably connected to the sealing groove 5.
It should be noted that, after the connector formed by the first docking ring 6, the first filter screen 8, the second docking ring 10 and the second filter screen 11 is inserted into the docking groove 4 in the groove air inlet pipe 2, when the sealing ring 7 at the bottom end of the first docking ring 6 is tightly attached to the sealing groove 5 at the bottom end of the docking groove 4, then the screw fixing piece 13 is inserted into the docking groove 4 in the air inlet pipe 2, the screw fixing piece 13 is rotated, so that the screw fixing piece 13 is rotationally fixed into the external screw thread 12, and then the first filter screen 8 and the second filter screen 11 can be mounted into the air inlet pipe 2, a plurality of floccules can be blocked and collected by arranging the first filter screen 8 and the second filter screen 11, so that the floccules are prevented from entering the rotary vane vacuum pump 1 to damage the rotary vane vacuum pump 1, and the service life of the vacuum pump is prolonged.
It should be noted that, by tightly attaching the sealing ring 7 at the bottom end of the first docking ring 6 to the sealing groove 5 at the bottom end of the docking groove 4, the first docking ring 6 can be stably fixed at the bottom end of the docking groove 4.
Example 2
In some embodiments, as shown in fig. 2 and fig. 3, the top end of the first docking ring 6 is fixedly connected with a plurality of clamping elastic plates 16, the plurality of clamping elastic plates 16 are located between the first docking ring 6 and the second docking ring 10, a plurality of clamping grooves 15 are formed in the side wall of the second docking ring 10, the top ends of the plurality of clamping elastic plates 16 are movably connected to the inner walls of the plurality of clamping grooves 15, the bottom end of the second filter screen 11 is movably connected to the inner wall of the first filter screen 8, and the mesh number of the first filter screen 8 is twice that of the second filter screen 11.
It should be noted that, firstly, insert a plurality of joint spring plates 16 on first docking collar 6 top into a plurality of joint grooves 15 in the second docking collar 10, utilize the triangle-shaped structure on joint spring plate 16 top to receive the extrusion of joint groove 15 inner wall, make joint spring plate 16 crooked, in joint groove 15 is interior entered into to joint spring plate 16 top, curved joint spring plate 16 rebounds the joint to the inner wall of joint groove 15, and then accomplish and be connected between first docking collar 6 and first filter screen 8 and second docking collar 10 and second filter screen 11, be convenient for first docking collar 6 and first filter screen 8 and second docking collar 10 and second filter screen 11 through setting up joint groove 15 and joint spring plate 16 and carry out the quick connect or demolish, be convenient for follow-up to the floccule between first filter screen 8 and the second filter screen 11.
Working principle: firstly, a plurality of clamping spring plates 16 at the top end of a first docking ring 6 are inserted into a plurality of clamping grooves 15 in a second docking ring 10, the triangular structure at the top end of the clamping spring plates 16 is extruded by the inner wall of the clamping grooves 15 to bend the clamping spring plates 16, when the top ends of the clamping spring plates 16 enter the inside of the clamping grooves 15, the bent clamping spring plates 16 spring back to be clamped to the inner wall of the clamping grooves 15, and then the connection between the first docking ring 6 and a first filter screen 8 and the connection between the second docking ring 10 and a second filter screen 11 are completed, the first docking ring 6 and the first filter screen 8 are conveniently and quickly connected or dismantled with the second docking ring 10 and the second filter screen 11 through the arrangement of the clamping grooves 15 and the clamping spring plates 16, the subsequent cleaning of floccules between the first filter screen 8 and the second filter screen 11 is convenient, after the connector formed by the first docking ring 6, the first filter screen 8, the second docking ring 10 and the second filter screen 11 is inserted into the docking groove 4 in the groove air inlet pipe 2, when the sealing ring 7 at the bottom end of the first docking ring 6 is tightly attached to the sealing groove 5 at the bottom end of the docking groove 4, then the threaded fixing piece 13 is inserted into the docking groove 4 in the air inlet pipe 2, the threaded fixing piece 13 is rotated, the threaded fixing piece 13 is rotationally fixed into the external threads 12, and then the first filter screen 8 and the second filter screen 11 can be mounted into the air inlet pipe 2, a plurality of floccules can be blocked and collected through the arrangement of the first filter screen 8 and the second filter screen 11, so that the floccules are prevented from entering the rotary vane vacuum pump 1 to damage the rotary vane vacuum pump 1, and the service life of the vacuum pump is prolonged.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. A rotary vane vacuum pump filter device is characterized in that: including rotary vane vacuum pump (1), rotary vane vacuum pump (1) input port fixedly connected with intake pipe (2), rotary vane vacuum pump (1) delivery outlet fixedly connected with blast pipe (3), docking groove (4) have been seted up to intake pipe (2) inner wall one end, docking groove (4) inner wall swing joint has first docking collar (6), first docking collar (6) bottom fixedly connected with first filter screen (8), first docking collar (6) top fixedly connected with go-between (9), go-between (9) top swing joint has second docking collar (10), second docking collar (10) bottom fixedly connected with second filter screen (11).
2. A rotary vane vacuum pump filtration device as claimed in claim 1 wherein: the sealing groove (5) is formed in the bottom end of the inner wall of the butt joint groove (4), the sealing ring (7) is fixedly connected to the bottom end of the first butt joint ring (6), and the side wall of the sealing ring (7) is movably connected to the sealing groove (5).
3. A rotary vane vacuum pump filtration device as claimed in claim 1 wherein: the side wall of the second butt joint ring (10) is slidably connected to the inner wall of the butt joint groove (4), and the top end of the second butt joint ring (10) is fixedly connected with a guide ring (14).
4. A rotary vane vacuum pump filtration device as claimed in claim 1 wherein: an external thread (12) is arranged at one end of the side wall of the air inlet pipe (2), and a thread fixing piece (13) is connected with the side wall of the external thread (12) in a threaded mode.
5. A rotary vane vacuum pump filtration device as claimed in claim 1 wherein: the top end of the first butt joint ring (6) is fixedly connected with a plurality of clamping spring plates (16), and the clamping spring plates (16) are located between the first butt joint ring (6) and the second butt joint ring (10).
6. A rotary vane vacuum pump filtration device as claimed in claim 5 wherein: a plurality of clamping grooves (15) are formed in the side wall of the second butt joint ring (10), and the top ends of the clamping spring plates (16) are movably connected to the inner walls of the clamping grooves (15).
7. A rotary vane vacuum pump filtration device as claimed in claim 1 wherein: the bottom end of the second filter screen (11) is movably connected with the inner wall of the first filter screen (8), and the mesh number of the first filter screen (8) is twice that of the second filter screen (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321176018.8U CN219888266U (en) | 2023-05-16 | 2023-05-16 | Rotary vane type vacuum pump filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321176018.8U CN219888266U (en) | 2023-05-16 | 2023-05-16 | Rotary vane type vacuum pump filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219888266U true CN219888266U (en) | 2023-10-24 |
Family
ID=88399337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321176018.8U Active CN219888266U (en) | 2023-05-16 | 2023-05-16 | Rotary vane type vacuum pump filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219888266U (en) |
-
2023
- 2023-05-16 CN CN202321176018.8U patent/CN219888266U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |