CN220249279U - Connecting pipeline for vacuum pump - Google Patents
Connecting pipeline for vacuum pump Download PDFInfo
- Publication number
- CN220249279U CN220249279U CN202321947805.8U CN202321947805U CN220249279U CN 220249279 U CN220249279 U CN 220249279U CN 202321947805 U CN202321947805 U CN 202321947805U CN 220249279 U CN220249279 U CN 220249279U
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- pipe
- sleeve
- wall
- fixedly connected
- main
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- 238000007789 sealing Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The utility model discloses a connecting pipeline for a vacuum pump, which relates to the technical field of connecting pipelines of vacuum pumps and comprises a main pipeline, a main sleeve, a limiting assembly and a sleeve ring, wherein one side of the sleeve ring is fixedly connected with a connecting pipe, one side of the connecting pipe is fixedly connected with a conveying pipe, one side of the conveying pipe is abutted against one side of the main sleeve, one side of the conveying pipe is fixedly connected with a conveying branch pipe at equal intervals, the inside of the conveying branch pipe is fixedly connected with a sealing valve, one side inner wall of the main sleeve is connected with an inner pipe in high degree, one side outer wall of the inner pipe is in sliding abutting joint with the sleeve ring and the inner wall of the connecting pipe, the inner wall of the sleeve ring is clamped with a sealing ring, one side of the sealing ring is in abutting joint with the outer wall of the inner pipe.
Description
Technical Field
The utility model relates to the technical field of vacuum pump connecting pipelines, in particular to a connecting pipeline for a vacuum pump.
Background
The water ring vacuum pump of the vacuum pumping system of the condenser of the power plant is composed of an impeller, a pump body, an air suction and exhaust disc, a water ring formed by water on the inner wall of the pump body, an air suction port, an air exhaust port, an auxiliary exhaust valve and the like. The pump body is filled with a proper amount of water as a working medium, when the impeller rotates, the water is thrown to the periphery by the impeller, and under the action of centrifugal force, the water forms a closed circular ring with approximately equal thickness. The lower inner surface of the water ring is exactly tangential to the impeller hub, and the upper inner surface of the water ring is exactly in contact with the blade tips (in practice the blades have a certain depth of insertion in the water ring). At this time, a crescent space is formed between the impeller hub and the water ring, and the crescent space is further divided into a plurality of small cavities with the same number as the blades by the impeller. If the lower part of the impeller is used as a starting point, the volume of the small cavity is changed from small to large when the impeller rotates for 180 degrees before the impeller rotates, and the small cavity is communicated with the air suction port on the end surface, at the moment, air is sucked, and when the air suction is finished, the small cavity is isolated from the air suction port; when the impeller continues to rotate, the small cavity is changed from large to small, so that the gas is compressed; when the small cavity is communicated with the exhaust port, the gas is exhausted out of the pump.
The utility model discloses a CN216642403U, which belongs to the technical field of pipeline connecting mechanisms, and particularly relates to a pipeline connecting mechanism of a permanent magnet variable frequency two-stage vacuum pump, comprising a first connecting pipe and a second connecting pipe, wherein the end part of the first connecting pipe is fixedly connected with a first connecting disc, the end part of the second connecting pipe is fixedly connected with a second connecting disc, a placement groove is formed in the first connecting disc, and a guide chute is formed in the inner side wall of the placement groove. According to the utility model, the arc-shaped limiting baffle plate, the pulling rod, the guide rod and the spring are arranged, so that the second connecting disc is arranged in the first connecting disc, and the second connecting disc can be more rapidly limited by the arc-shaped limiting baffle plate, so that the first connecting disc and the second connecting disc can be rapidly connected; the problems of tedious screwing and poor tightness caused by loosening of the screw in the later period can be solved; finally, by arranging the sealing slot and the sealing insert ring, the connection tightness between the pipelines is further improved.
In view of the above, the inventor considers that the current pipeline connection mechanism technology connects the vacuum pump pipeline with the outside through the first connection pipe and the second connection pipe, the vacuum pump of the condenser vacuumizing system of the power plant is generally two or more water ring type vacuum pumps, one operates, the other is standby, and the standby vacuum pump should also be kept reliably standby and can be used at any time when the unit is needed.
Disclosure of Invention
The utility model aims to provide a connecting pipeline for a vacuum pump, which aims to effectively solve the problem that the vacuum pump of a condenser vacuumizing system of a power plant is generally two or more water ring type vacuum pumps, one operates and the other is standby, and the standby vacuum pump is also reliably kept for standby and can be used at any time when a unit is needed.
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model provides a connecting tube for vacuum pump, includes the trunk line, one side fixedly connected with main sleeve pipe of trunk line, main sheathed tube surface annular is provided with spacing subassembly, the lantern ring has been connected to one side of main sleeve pipe, one side fixedly connected with connecting pipe of lantern ring, one side fixedly connected with conveyer pipe of connecting pipe, one side of conveyer pipe with one side butt of main sheathed tube, one side equidistance fixedly connected with conveyer pipe, the inside fixedly connected with sealing valve of conveyer pipe.
As a preferable mode of the utility model, an inner pipe is connected to the inner wall of one side of the main sleeve at a height, and the outer wall of one side of the inner pipe is in sliding abutting connection with the collar and the inner wall of the connecting pipe.
As a preferable mode of the utility model, the inner wall of the lantern ring is clamped with a sealing ring, and one side of the sealing ring is abutted with the outer wall of the inner pipe.
As a preferable scheme of the utility model, the limiting component comprises a sleeve which is annularly equidistant from the inside of the main sleeve, one end of the sleeve is fixedly connected with a limiting disc, the other end of the sleeve is fixedly connected with a magnetic sheet which is annularly equidistant, one side of the magnetic sheet is abutted with the outer wall of the connecting pipe, and one side of the magnetic sheet is abutted with one side of the lantern ring.
As a preferable mode of the utility model, one side of the magnetic sheet is provided with an inclined groove, and the inclined groove is positioned at one side close to the lantern ring.
As a preferable scheme of the utility model, a threaded sleeve is sleeved on one side surface of the sleeve, and the surface of the threaded sleeve is in threaded connection with the inner wall of the main sleeve.
Compared with the prior art, the utility model has the advantages that:
1. the trunk line is connected outside, the one end that the equidistance was carried and is branched is connected with the vacuum pump respectively, carry the inside sealing valve control circulation of being branched, the one end of trunk line is cup jointed in the surface of lantern ring and connecting pipe through main sleeve pipe, the inner tube is spacing the inner wall of lantern ring and connecting pipe, one side of lantern ring and one side butt of main sheathed tube, the inside rivers inflow lantern ring of convenient trunk line and connecting pipe's inside, one side and the lantern ring butt of conveyer pipe, one side of sheathed tube is adsorbed in the surface of connecting pipe through the magnetic sheet and is located the inside stability of main sleeve pipe with the lantern ring, one side and the magnetic sheet of lantern ring carry out the butt, the position of restriction lantern ring, increase stability. The main pipe is conveniently communicated with the conveying branch pipes through the butt joint of the main sleeve pipe and the sleeve ring, the connecting pipes and the conveying pipes, so that the vacuum pumps are connected in series, the residual vacuum pumps are reserved in the operation process of the partial vacuum pumps, the used safety of the vacuum pumps is improved, and the working efficiency of the vacuum pumps is improved.
2. The high inner wall of one side of main sheathed tube is connected with the inner tube, and the one side outer wall of inner tube slides the butt with lantern ring and connecting pipe inner wall, and the inner wall of inner tube to lantern ring and connecting pipe is spacing, and one side of lantern ring and the inside of main sheathed tube butt of one side, the inside rivers inflow lantern ring of convenient trunk line and connecting pipe, the inner wall joint of lantern ring has the sealing ring, and one side of sealing ring and the outer wall butt of inner tube, the sealing ring seals the junction of lantern ring and inner tube, increases the leakproofness between inner tube and the lantern ring.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic side cross-sectional view of the present utility model;
FIG. 3 is a schematic view of a collar structure according to the present utility model;
fig. 4 is a schematic view of a conveying branch pipe structure of the present utility model.
The reference numerals in the figures illustrate:
1. a main pipe; 2. a main sleeve; 21. an inner tube; 3. a limit component; 31. a sleeve; 32. a magnetic sheet; 321. an inclined groove; 33. a threaded sleeve; 34. a limiting disc; 4. a collar; 41. a seal ring; 5. a connecting pipe; 6. a delivery tube; 7. conveying branch pipes; 71. and (3) sealing the valve.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Examples:
referring to fig. 1-4, a connecting pipe for a vacuum pump comprises a main pipe 1, one side fixedly connected with main sleeve 2 of main pipe 1, the surface annular of main sleeve 2 is provided with spacing subassembly 3, one side of main sleeve 2 has connect the lantern ring 4 with the ground, one side fixedly connected with connecting pipe 5 of lantern ring 4, one side inner wall height of main sleeve 2 is connected with inner tube 21, one side outer wall of inner tube 21 slides the butt with lantern ring 4 and connecting pipe 5 inner wall, inner tube 21 carries out spacingly to the inner wall of lantern ring 4 and connecting pipe 5, one side of lantern ring 4 and one side butt of main sleeve 2 make things convenient for the inside rivers inflow lantern ring 4 of main pipe 1 and the inside of connecting pipe 5.
Referring to fig. 1-3, the inner wall joint of lantern ring 4 has sealing ring 41, one side of sealing ring 41 and the outer wall butt of inner tube 21, sealing ring 41 seals the junction of lantern ring 4 and inner tube 21, increase the leakproofness between inner tube 21 and the lantern ring 4, spacing subassembly 3 includes and is provided with sleeve 31 with the inside annular equidistance of main sleeve 2, the one end fixedly connected with spacing dish 34 of annular equidistant sleeve 31, the other end fixedly connected with magnetic sheet 32 of annular equidistant sleeve 31, one side of annular equidistant magnetic sheet 32 and the outer wall butt of connecting pipe 5, one side of magnetic sheet 32 and one side butt of lantern ring 4, the surface that one side of sleeve 31 adsorbs at connecting pipe 5 through magnetic sheet 32 increases the stability that connecting pipe 5 and lantern ring 4 are located inside main sleeve 2, one side of lantern ring 4 and magnetic sheet 32 carry out the butt, the position of restriction lantern ring 4, increase stability, inclined groove 321 has been seted up to one side of magnetic sheet 32, inclined groove 321 is located one side near lantern ring 4, one side of magnetic sheet 32 carries out the butt through inclined groove 321 and lantern ring 4, make things convenient for the inside that lantern ring 4 inserts magnetic sheet 32.
Referring to fig. 2-4, a conveying pipe 6 is fixedly connected to one side of the connecting pipe 5, one side of the conveying pipe 6 is abutted to one side of the main sleeve 2, one side of the conveying pipe 6 is fixedly connected with a conveying branch pipe 7 at equal intervals, a sealing valve 71 is fixedly connected to the inside of the conveying branch pipe 7, a threaded sleeve 33 is sleeved on one side surface of the sleeve 31, the surface of the threaded sleeve 33 is in threaded connection with the inner wall of the main sleeve 2, the inside of the threaded sleeve 33 is spliced with the sleeve 31, the threaded sleeve 33 is rotationally connected with the inner wall of the main sleeve 2 in a threaded manner, one side of the threaded sleeve 33 abuts against a magnetic sheet 32, and the stability of the magnetic sheet 32 abutting against the connecting pipe 5 is improved.
Working principle:
according to the utility model, when the novel water pump is used, the main pipeline 1 is connected to the outside, one ends of the equidistant conveying branch pipes 7 are respectively connected with the vacuum pump, the sealing valves 71 in the conveying branch pipes 7 control circulation, one ends of the main pipeline 1 are sleeved on the surfaces of the sleeve ring 4 and the connecting pipe 5 through the main sleeve pipe 2, the inner pipe 21 limits the inner walls of the sleeve ring 4 and the connecting pipe 5, one side of the sleeve ring 4 is abutted to one side of the main sleeve pipe 2, water flow in the main pipeline 1 conveniently flows into the sleeve ring 4 and the connecting pipe 5, one side of the conveying pipe 6 is abutted to the sleeve ring 4, one side of the sleeve pipe 31 is adsorbed on the surface of the connecting pipe 5 through the magnetic sheet 32 to increase the stability of the connecting pipe 5 and the sleeve ring 4 in the main sleeve pipe 2, one side of the sleeve ring 4 is abutted to the magnetic sheet 32 to limit the position of the sleeve ring 4, and the stability is increased. The butt of main sleeve pipe 2 and lantern ring 4, connecting pipe 5 and conveyer pipe 6 is passed through in this kind of design, makes things convenient for the main pipe 1 and the UNICOM of several transport minutes pipe 7, makes several vacuum pump establish ties, makes partial vacuum pump operation in-process, and the reserve vacuum pump of surplus has increased the security that the vacuum pump used, improves the work efficiency of vacuum pump.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the improved concept thereof, can be equivalently replaced or changed within the scope of the present utility model.
Claims (6)
1. A connecting tube for a vacuum pump, comprising:
main pipe (1), one side fixedly connected with main sleeve pipe (2) of main pipe (1), the surface annular of main sleeve pipe (2) is provided with spacing subassembly (3), one side of main sleeve pipe (2) has connect lantern ring (4) with, one side fixedly connected with connecting pipe (5) of lantern ring (4), one side fixedly connected with conveyer pipe (6) of connecting pipe (5), one side of conveyer pipe (6) with one side butt of main sleeve pipe (2), one side equidistance fixedly connected with of conveyer pipe (6) is in charge of pipe (7), the inside fixedly connected with sealing valve (71) of conveyer pipe (7).
2. A connecting pipe for a vacuum pump according to claim 1, characterized in that: an inner pipe (21) is connected to the inner wall of one side of the main sleeve (2), and the outer wall of one side of the inner pipe (21) is in sliding abutting connection with the lantern ring (4) and the inner wall of the connecting pipe (5).
3. A connecting pipe for a vacuum pump according to claim 2, characterized in that: the inner wall joint of lantern ring (4) has sealing ring (41), one side of sealing ring (41) with the outer wall butt of inner tube (21).
4. A connecting pipe for a vacuum pump according to claim 1, characterized in that: spacing subassembly (3) include with inside annular equidistance of main sleeve pipe (2) is provided with sleeve pipe (31), annular equidistance one end fixedly connected with spacing dish (34) of sleeve pipe (31), annular equidistance the other end fixedly connected with magnetic sheet (32) of sleeve pipe (31), annular equidistance one side of magnetic sheet (32) with the outer wall butt of connecting pipe (5), one side of magnetic sheet (32) with one side butt of lantern ring (4).
5. A connecting tube for a vacuum pump as claimed in claim 4, wherein: an inclined groove (321) is formed in one side of the magnetic sheet (32), and the inclined groove (321) is located at one side close to the lantern ring (4).
6. A connecting tube for a vacuum pump as claimed in claim 4, wherein: a threaded sleeve (33) is sleeved on one side surface of the sleeve (31), and the surface of the threaded sleeve (33) is in threaded connection with the inner wall of the main sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321947805.8U CN220249279U (en) | 2023-07-24 | 2023-07-24 | Connecting pipeline for vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321947805.8U CN220249279U (en) | 2023-07-24 | 2023-07-24 | Connecting pipeline for vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220249279U true CN220249279U (en) | 2023-12-26 |
Family
ID=89268783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321947805.8U Active CN220249279U (en) | 2023-07-24 | 2023-07-24 | Connecting pipeline for vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220249279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117846931A (en) * | 2024-03-08 | 2024-04-09 | 江苏纬恩复材科技有限公司 | Vacuum pump pipeline connection structure, autoclave and working method thereof |
-
2023
- 2023-07-24 CN CN202321947805.8U patent/CN220249279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117846931A (en) * | 2024-03-08 | 2024-04-09 | 江苏纬恩复材科技有限公司 | Vacuum pump pipeline connection structure, autoclave and working method thereof |
| CN117846931B (en) * | 2024-03-08 | 2024-05-14 | 江苏纬恩复材科技有限公司 | Vacuum pump pipeline connection structure, autoclave and working method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |