CN212563656U - Sealing structure for liquid argon pump - Google Patents
Sealing structure for liquid argon pump Download PDFInfo
- Publication number
- CN212563656U CN212563656U CN202021008267.2U CN202021008267U CN212563656U CN 212563656 U CN212563656 U CN 212563656U CN 202021008267 U CN202021008267 U CN 202021008267U CN 212563656 U CN212563656 U CN 212563656U
- Authority
- CN
- China
- Prior art keywords
- gas
- pipeline
- conversion
- rotor
- sealing ring
- 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
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a seal structure for liquid argon pump, comprising a frame body and a motor, the surface connection of support body has gaseous switching-over case, there is the closing cap on the top of gaseous switching-over case through hinge connection, the inboard of gaseous switching-over case is provided with the impeller, one side of impeller is provided with the rotor, labyrinth sealing ring is installed to one side of rotor, the inboard of gaseous switching-over case is provided with the mouth that flows, the inboard through connection of gaseous admission line of gaseous switching-over case, sealed gas admission line and liquid discharge pipeline of conversion, the gaseous import of conversion is installed to one side that gets into the pipeline of conversion, sealed gas gets into one side of pipeline and installs sealed gas import, the discharge port is installed to one side of liquid discharge pipeline, one side of discharge port is provided with the link. The utility model discloses sealed effectual, reduce gaseous revealing, transport pipeline simple to operate, the convenient change of internals.
Description
Technical Field
The utility model relates to a sealed technical field specifically is a seal structure for liquid argon pump.
Background
The liquid argon pump is used for converting argon into argon low-temperature liquid and conveying the low-temperature liquid from a place with low pressure to a place with high pressure, and the low-temperature pump is mainly divided into a reciprocating type and a centrifugal type according to different working principles.
When using, the liquid argon pump that has now through the gas in the discharge pump, increases the atmospheric pressure of argon gas, makes argon gas change for liquid outflow under low temperature environment, but sealed effect in the pump is not good, causes gaseous revealing, increases the conversion cost, and the inconvenient installation of the pipeline of flowing argon gas liquid, the inside part of pump is inconvenient to be changed, therefore needs a urgent need to design a seal structure for liquid argon pump and solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a seal structure for liquid argon pump to sealed effect in the pump that proposes in solving above-mentioned background art is not good, causes gaseous revealing, increases the conversion cost, flows the inconvenient installation of the pipeline of putting argon gas liquid, the problem of the inconvenient change of the inside part of pump.
In order to achieve the above object, the utility model provides a following technical scheme: a sealing structure for a liquid argon pump comprises a frame body and a motor, wherein the surface of the frame body is connected with a gas conversion box, the top end of the gas conversion box is connected with a sealing cover through a hinge, an impeller is arranged on the inner side of the gas conversion box, a rotor is arranged on one side of the impeller, a labyrinth sealing ring is installed on one side of the rotor, a flow port is formed in the inner side of the gas conversion box, a conversion gas inlet pipeline, a sealing gas inlet pipeline and a liquid discharge pipeline are connected to the inner side of the gas conversion box in a penetrating manner, a conversion gas inlet is installed on one side of the conversion gas inlet pipeline, a sealing gas inlet is installed on one side of the sealing gas inlet pipeline, a discharge port is installed on one side of the liquid discharge pipeline, a connecting frame is arranged on one side of the discharge port, a supporting plate is welded on, the output of motor is connected with first carousel, one side of first carousel is connected with the second carousel through the track, the surface that sealed gas got into the pipeline is provided with the junction valve, the inboard of junction valve is provided with revolves the piece and revolves the groove, the surface of closing cap is provided with the connecting block, the spread groove has been seted up on the surface of gas conversion case.
Preferably, the impeller, the rotor and the labyrinth sealing ring are connected to the same rotating shaft, the impeller and the rotor form a rotating structure, and the rotor and the labyrinth sealing ring form a rotating structure.
Preferably, the labyrinth sealing ring is two and connects in the pivot, and the centre of labyrinth sealing ring is provided with the gas vent, the inside of labyrinth sealing ring is curved porose form, and the even distribution in labyrinth sealing ring in curved hole.
Preferably, the first rotating disc and the second rotating disc form a rotating structure, one side of the second rotating disc is connected to the inner side of the gas conversion box, and the second rotating disc and the gas conversion box form a rotating structure.
Preferably, the rotary block and the rotary groove are in inserted connection, and the rotary block and the rotary groove form a rotary structure.
Preferably, the connecting block is convex, the connecting groove is concave, and the connecting block and the connecting groove form an insertion connection.
Compared with the prior art, the beneficial effects of the utility model are that: the sealing effect is good, the leakage of gas is reduced, the conveying pipeline is convenient to install, and the internal parts are convenient to replace.
(1) Be provided with labyrinth sealing ring, connecting block and spread groove, through installing labyrinth sealing ring in the pivot, labyrinth sealing ring's inside is the curved hole shape, prevent that the gas in the pump from revealing through the pivot, make the gaseous reduction of gas conversion incasement reveal, reduce gaseous conversion cost, install sealed the pad through connecting block and spread groove in, when connecting block and spread groove are inserted and are connected, sealed the laminating of filling up, prevent gaseous revealing in the gas conversion incasement, it is sealed effectual.
(2) Be provided with soon the piece and revolve the groove, close the connection through inserting of revolving the piece and revolving the groove, the convenient connection to the junction valve, the junction valve is connected and is transported the pipeline, closes soon the connection under the connection of revolving the piece and revolving the groove, makes the junction valve sealed, and pipeline installation is convenient and be difficult for revealing.
(3) The gas conversion box is provided with the sealing cover, the connecting block and the connecting groove, the sealing cover is connected to the surface of the gas conversion box, parts in the gas conversion box can be replaced, and the connecting block and the connecting groove are connected in an inserting and combining mode, so that the gas conversion box and the sealing cover are connected more firmly.
Drawings
FIG. 1 is a front sectional view of the structure of the present invention;
FIG. 2 is a schematic top sectional view of the structure of the present invention;
fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention;
fig. 5 is an enlarged schematic view of the structure at C in fig. 2 according to the present invention;
fig. 6 is a schematic view of the connection structure of the rotary block and the rotary groove in fig. 3 according to the present invention.
In the figure: 1. a frame body; 2. a gas transfer box; 3. sealing the cover; 4. an impeller; 5. a rotor; 6. a labyrinth seal ring; 7. a spout; 8. converting the gas into a pipeline; 9. sealing gas entering the pipeline; 10. a liquid discharge conduit; 11. an outflow tube; 12. a support plate; 13. a connecting frame; 14. a switching gas inlet; 15. sealing the gas inlet; 16. a discharge port; 17. a motor; 18. a first turntable; 19. a second turntable; 20. a connecting valve; 21. rotating the block; 22. rotating the groove; 23. connecting blocks; 24. and connecting the grooves.
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. 1-6, the present invention provides an embodiment: a sealing structure for a liquid argon pump comprises a frame body 1 and a motor 17, wherein the surface of the frame body 1 is connected with a gas conversion box 2, the top end of the gas conversion box 2 is connected with a sealing cover 3 through a hinge, parts in the gas conversion box 2 are conveniently replaced through the sealing cover 3, the parts in the gas conversion box 2 are prevented from being damaged and influencing the use of the whole device, the inner side of the gas conversion box 2 is provided with an impeller 4, one side of the impeller 4 is provided with a rotor 5, one side of the rotor 5 is provided with a labyrinth sealing ring 6, the impeller 4, the rotor 5 and the labyrinth sealing ring 6 are connected on the same rotating shaft, the impeller 4 and the rotor 5 form a rotating structure, the rotor 5 and the labyrinth sealing ring 6 form a rotating structure, the labyrinth sealing rings 6 are connected on the rotating shaft in two forms, an exhaust port is arranged in the middle of the labyrinth sealing ring, and the bent holes are uniformly distributed on the inner side of the labyrinth seal ring 6, the labyrinth seal ring 6 is connected between the rotating shaft and the rotor 5, and the gas in the gas conversion box 2 is prevented from flowing out through a connecting gap between the rotating shaft and the gas conversion box 2, so that the conversion cost is increased, and unnecessary waste is formed.
The inner side of the gas conversion box 2 is provided with a flow port 7, the converted liquid can flow into a liquid discharge pipeline 10 through the flow port 7, the liquid is conveniently discharged and used, the inner side of the gas conversion box 2 is connected with a conversion gas inlet pipeline 8, a sealing gas inlet pipeline 9 and a liquid discharge pipeline 10 in a penetrating way, one side of the conversion gas inlet pipeline 8 is provided with a conversion gas inlet 14, one side of the sealing gas inlet pipeline 9 is provided with a sealing gas inlet 15, one side of the liquid discharge pipeline 10 is provided with a discharge port 16, one side of the discharge port 16 is provided with a connecting frame 13, the conversion gas inlet 14, the sealing gas inlet 15 and the discharge port 16 are fixed, the surface of the connecting frame 13 is welded with a support plate 12 for supporting the conversion gas inlet 14, the sealing gas inlet 15 and the discharge port 16, and the surface of the liquid discharge pipeline 10 is connected with, through outflow pipe 11 convenience to the discharge of liquid, the output of motor 17 is connected with first carousel 18, one side of first carousel 18 is connected with second carousel 19 through the track, the input of motor 17 passes through the wire and is connected with external power source's output electricity, make first carousel 18 rotate, and then drive second carousel 19 and rotate, thereby make impeller 4 rotate, make things convenient for in the gas admission gas conversion case 2, revolution mechanic is constituteed to first carousel 18 and second carousel 19, the inboard at gas conversion case 2 is connected to one side of second carousel 19, revolution mechanic is constituteed to second carousel 19 and gas conversion case 2, the pivot and the impeller 4 of second carousel 19 one side, rotor 5 and 6 non-fixed connections of labyrinth seal ring, the part of convenience in to gas conversion case 2 is changed.
The surface that sealed gas got into pipeline 9 is provided with connecting valve 20, the inboard of connecting valve 20 is provided with revolves piece 21 and revolves groove 22, it is the interpolation with revolving groove 22 and connects to revolve piece 21, revolve piece 21 and revolve groove 22 and constitute and revolve the closed structure soon, connect valve 20 through revolving piece 21 and revolving groove 22, it conveniently connects to make the pipeline of transporting, and the connection of connecting valve 20 is sealed effectual, the surface of closing cap 3 is provided with connecting block 23, connecting groove 24 has been seted up on the surface of gas conversion case 2, connecting block 23 is the convex, connecting groove 24 is the concavity, connecting block 23 and connecting groove 24 constitute the interpolation and connect, the surface of connecting block 23 and connecting groove 24 is provided with sealed the pad, when the connection of gas conversion case 2 and closing cap 3, the interpolation of connecting block 23 and connecting groove 24 makes sealed pad laminating inseparable, the leakproofness in the gas conversion case 2 has been strengthened.
The working principle is as follows: during the use, through the rotation of motor 17, make first carousel 18 and second carousel 19 rotate, rotation through second carousel 19 makes impeller 4 rotate, the convenient gaseous inflow that gets into conversion gas inlet 14 and sealed gas inlet 15 is in gaseous conversion case 2, at the intermediate junction labyrinth sealing ring 6 of rotor 5 and pivot, labyrinth sealing ring 6's inside evenly distributed has the curved hole, can prevent that the gas in the gaseous conversion case 2 from flowing out through pivot and gaseous conversion case 2 joint gap, the conversion cost has been increased, cause unnecessary waste.
The connecting valve 20 is connected through the screwing connection of the rotary block 21 and the rotary groove 22, the connection of the conversion gas inlet pipeline 8, the sealing gas inlet pipeline 9 and the liquid discharge pipeline 10 is realized through the connecting valve 20, the connection and the installation are convenient, the traditional bolt connection is replaced through the connection of the rotary block 21 and the rotary groove 22, the connection of the connecting valve 20 is firmer, the sealing effect is good, the gas conversion box 2 is connected with the sealing cover 3 through the inserting connection of the connecting block 23 and the connecting groove 24, the sealing gaskets are arranged on the surfaces of the connecting block 23 and the connecting groove 24, the bonding effect of the sealing gaskets is enhanced when the connecting block 23 and the connecting groove 24 are connected, the gas in the gas conversion box 2 is prevented from flowing out through the connecting gap between the connecting block 23 and the connecting groove 24, the parts in the gas conversion box 2 can be replaced through the sealing cover 3, the work efficiency is prevented from being slowed down due to the fact that the parts are damaged and, is relatively practical.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a seal structure for liquid argon pump, includes support body (1) and motor (17), its characterized in that: the surface of the frame body (1) is connected with a gas conversion box (2), the top end of the gas conversion box (2) is connected with a sealing cover (3) through a hinge, an impeller (4) is arranged on the inner side of the gas conversion box (2), a rotor (5) is arranged on one side of the impeller (4), a labyrinth sealing ring (6) is installed on one side of the rotor (5), a flow port (7) is arranged on the inner side of the gas conversion box (2), a conversion gas inlet pipeline (8), a sealing gas inlet pipeline (9) and a liquid discharge pipeline (10) are connected on the inner side of the gas conversion box (2) in a penetrating manner, a conversion gas inlet (14) is installed on one side of the conversion gas inlet pipeline (8), a sealing gas inlet (15) is installed on one side of the sealing gas inlet pipeline (9), and a discharge port (16) is installed on one side of the liquid discharge, one side of discharge port (16) is provided with link (13), the skin weld of link (13) has backup pad (12), the surface connection of liquid discharge pipeline (10) has outlet pipe (11), the output of motor (17) is connected with first carousel (18), one side of first carousel (18) is connected with second carousel (19) through the track, the surface that sealed gas got into pipeline (9) is provided with connecting valve (20), the inboard of connecting valve (20) is provided with and revolves piece (21) and spiral groove (22), the surface of closing cap (3) is provided with connecting block (23), spread groove (24) have been seted up on the surface of gas conversion case (2).
2. The sealing structure for the liquid argon pump according to claim 1, characterized in that: impeller (4), rotor (5) and labyrinth sealing ring (6) are connected in same pivot, rotating-structure is constituteed in impeller (4) and rotor (5), rotating-structure is constituteed in rotor (5) and labyrinth sealing ring (6).
3. The sealing structure for the liquid argon pump according to claim 1, characterized in that: labyrinth sealing ring (6) are two and connect in the pivot, and the centre of labyrinth sealing ring (6) is provided with the gas vent, the inside of labyrinth sealing ring (6) is curved hole form, and the even distribution in curved hole is in the inboard of labyrinth sealing ring (6).
4. The sealing structure for the liquid argon pump according to claim 1, characterized in that: the gas conversion device is characterized in that the first rotating disc (18) and the second rotating disc (19) form a rotating structure, one side of the second rotating disc (19) is connected to the inner side of the gas conversion box (2), and the second rotating disc (19) and the gas conversion box (2) form the rotating structure.
5. The sealing structure for the liquid argon pump according to claim 1, characterized in that: the rotary block (21) and the rotary groove (22) are connected in an inserting mode, and the rotary block (21) and the rotary groove (22) form a rotary structure.
6. The sealing structure for the liquid argon pump according to claim 1, characterized in that: the connecting block (23) is convex, the connecting groove (24) is concave, and the connecting block (23) and the connecting groove (24) form an insertion connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008267.2U CN212563656U (en) | 2020-06-04 | 2020-06-04 | Sealing structure for liquid argon pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008267.2U CN212563656U (en) | 2020-06-04 | 2020-06-04 | Sealing structure for liquid argon pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212563656U true CN212563656U (en) | 2021-02-19 |
Family
ID=74638068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021008267.2U Active CN212563656U (en) | 2020-06-04 | 2020-06-04 | Sealing structure for liquid argon pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212563656U (en) |
-
2020
- 2020-06-04 CN CN202021008267.2U patent/CN212563656U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212563656U (en) | Sealing structure for liquid argon pump | |
| CN210290187U (en) | Increase sealing device's fan for msw incineration | |
| CN217502071U (en) | Ventilation blower shaft seal drain and ventilation blower | |
| CN207961805U (en) | A kind of side seal face type corrugated pipe connector | |
| CN110700902A (en) | Turbine rotating shaft structure capable of reducing oil leakage | |
| CN215566831U (en) | Novel sealing combination structure of fan | |
| CN2418281Y (en) | Boosted centrifugal air-blower for transfering hot coal-gas | |
| CN209925285U (en) | Nuclear power centrifugal fan negative pressure sealing device | |
| CN106337770A (en) | Pipeline power generating station | |
| CN207906155U (en) | A kind of compact integral type peripheral pump | |
| CN206860482U (en) | Technique blower fan and technique blower fan system | |
| CN218670626U (en) | Split type rotary joint | |
| CN205937207U (en) | Self -cooling bearing seal and system | |
| CN209586451U (en) | A kind of steam turbine shaft seal structure | |
| CN206175294U (en) | Reveal seal assembly | |
| CN214660933U (en) | High-efficient throttle pump | |
| CN205154659U (en) | Seal structure's liquor pump | |
| CN213684536U (en) | Fluoroplastic centrifugal pump | |
| CN213478647U (en) | Hydraulic vane pump rotor | |
| CN216044638U (en) | Sealed air-cooled wheel | |
| CN212080438U (en) | Flange convenient to install | |
| CN214533355U (en) | Novel hydroelectric set mounting structure | |
| CN210978726U (en) | Shaft sealing structure for rotary valve | |
| CN220930146U (en) | Device for improving efficiency of transmission chain of wind turbine generator | |
| CN108087324A (en) | The spiral sealing device of vertical long pump for liquid salts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |