CN220791492U - Mechanical seal screw pump cooling device - Google Patents
Mechanical seal screw pump cooling device Download PDFInfo
- Publication number
- CN220791492U CN220791492U CN202322518078.XU CN202322518078U CN220791492U CN 220791492 U CN220791492 U CN 220791492U CN 202322518078 U CN202322518078 U CN 202322518078U CN 220791492 U CN220791492 U CN 220791492U
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- China
- Prior art keywords
- fixedly connected
- cooling
- screw pump
- pipe
- inner pipe
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- 238000001816 cooling Methods 0.000 title claims abstract description 71
- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000005192 partition Methods 0.000 claims abstract description 30
- 239000000110 cooling liquid Substances 0.000 abstract description 20
- 230000009471 action Effects 0.000 description 6
- 239000002826 coolant Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a mechanical seal screw pump cooling device which comprises a screw pump shell, wherein the front part of the outer side wall of the screw pump shell is penetrated and fixedly connected with a cooling inner pipe, the middle part of the outer side wall of the cooling inner pipe is penetrated and fixedly connected with an annular partition plate, the front side and the rear side of the annular partition plate are fixedly connected with second partition plates which are uniformly distributed, the second partition plates are fixedly connected with the cooling inner pipe, the upper side and the lower side of the outer side wall of the cooling inner pipe are fixedly connected with third partition plates, the third partition plates penetrate and are fixedly connected with the cooling inner pipe, and the front edge and the rear edge of the outer side wall of the cooling inner pipe are fixedly connected with first partition plates which are uniformly distributed. According to the utility model, firstly, through four S-shaped grooves formed by the first baffle plate, the second baffle plate and the annular baffle plate, through inputting cooling liquid from bottom to top, air between the cooling inner pipe and the cooling outer pipe can be discharged as much as possible, and circulation of the cooling liquid is realized through the first liquid pump and the second liquid pump.
Description
Technical Field
The utility model relates to the technical field of screw pumps, in particular to a cooling device of a mechanical seal screw pump.
Background
The single screw pump is a rotor type positive displacement pump, it relies on screw and bush to intermesh and produce the volume change in suction cavity and discharge cavity to carry the liquid, it is a kind of internal engagement closed screw pump, the main working element is made up of bush (stator) with double-end helical cavity and single-end helical screw (rotor) engaged with it in stator cavity, in the course of working of the screw pump, because the volume between eccentric spiral screw and gum cover is constantly changed, the supplies between eccentric spiral screw and gum cover are rubbed and extruded, make gum cover produce a large amount of heat in the course of continuous friction and extrusion, need to use the cooling device to cool it.
Under the prior art, the general cooling device mostly adopts a spiral cooling pipe to encircle the outer wall of the screw pump, and injects and circulates cooling liquid in the cooling pipe to cool the screw pump, but because the cooling liquid enters from one end of the spiral pipe and comes out from the other end, the cooling effect of the latter half part of the spiral pipe is poor due to continuous heat absorption, and long time, the stable operation of the screw pump is easily influenced, so the mechanical seal screw pump cooling device is introduced to solve the technical problems.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a mechanical seal screw pump cooling device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a mechanical seal screw pump cooling device, includes the screw pump shell, screw pump shell lateral wall front portion runs through and fixedly connected with cooling inner tube, cooling inner tube lateral wall middle part runs through and fixedly connected with annular baffle, the equal fixedly connected with evenly distributed's of front and back both sides second baffle and cooling inner tube fixed connection of annular baffle, the equal fixedly connected with third baffle and third baffle run through and with cooling inner tube fixed connection of both sides about the cooling inner tube lateral wall, the equal fixedly connected with evenly distributed's of edge first baffle and first baffle stagger with the second baffle around the cooling inner tube lateral wall, the cooling inner tube outside is provided with cooling outer tube and runs through and with screw pump shell fixed connection, the equal fixedly connected with conveyer pipe of both sides edge all runs through and upper portion around the cooling outer tube lateral wall between the other end of conveyer pipe runs through and fixedly connected with second pipeline shunt, the lower part runs through and fixedly connected with first pipeline shunt between the conveyer pipe other end, second pipeline shunt output runs through and fixedly connected with first pump, first pump and the output end of first pump runs through fixedly connected with first pump.
For further description of the above technical solution:
the middle part of the rear side of the screw pump shell penetrates through and is provided with a screw.
For further description of the above technical solution:
the screw pump shell rear side fixedly connected with motor and the output of motor runs through and with screw rod fixed connection.
For further description of the above technical solution:
the upper part the cooperation department of conveyer pipe and second pipeline shunt all runs through and is provided with the check valve, and the lower part the cooperation department of conveyer pipe and first pipeline shunt all runs through and is provided with the check valve.
For further description of the above technical solution:
the second storage box is arranged on the lower side of the first storage box.
For further description of the above technical solution:
and the bottom inside the second storage box is fixedly connected with a refrigerator.
For further description of the above technical solution:
the middle parts of the right sides of the first storage box and the second storage box are penetrated and provided with observation windows.
For further description of the above technical solution:
the lower side of the first liquid pump is provided with a second liquid pump, the input end of the second liquid pump penetrates through and is fixedly connected with the second storage tank, and the output end of the second liquid pump penetrates through and is fixedly connected with the first pipeline shunt
The utility model has the following beneficial effects:
according to the utility model, firstly, through four S-shaped grooves formed by the first baffle plate, the second baffle plate and the annular baffle plate, through inputting cooling liquid from bottom to top, air between the cooling inner pipe and the cooling outer pipe can be discharged as much as possible, circulation of the cooling liquid is realized through the first liquid pump and the second liquid pump, and under the action of the cooling liquid of the four S-shaped grooves, cooling of the screw part is more uniform and more efficient, and the service life of the rubber sleeve is prolonged.
Drawings
FIG. 1 is a perspective view of a mechanical seal screw pump cooling device according to the present utility model;
FIG. 2 is a rear view of a mechanically sealed screw pump cooling device according to the present utility model;
FIG. 3 is an exploded view of a mechanical seal screw pump cooling device according to the present utility model;
FIG. 4 is an assembly view of a second storage tank of a mechanical seal screw pump cooling device according to the present utility model;
fig. 5 is an assembly view of a cooling outer tube of a mechanical seal screw pump cooling device according to the present utility model.
Legend description:
1. a delivery tube; 2. a one-way valve; 3. a first liquid pump; 4. a first storage tank; 5. a screw pump housing; 6. a screw; 7. a motor; 8. a refrigerator; 9. a first line splitter; 10. cooling the outer tube; 11. a second line splitter; 12. cooling the inner tube; 13. a second storage tank; 14. an observation window; 15. a second liquid pump; 16. a first separator; 17. a second separator; 18. a third separator; 19. an annular partition.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, one embodiment provided by the present utility model is: a mechanical seal screw pump cooling device comprises a screw pump shell 5, wherein firstly, by injecting cooling liquid into a second storage tank 13 and starting a refrigerator 8, under the action of the refrigerator 8, the front part of the outer side wall of the screw pump shell 5 is penetrated and fixedly connected with a cooling inner pipe 12, the middle part of the outer side wall of the cooling inner pipe 12 is penetrated and fixedly connected with an annular partition plate 19, the front side and the rear side of the annular partition plate 19 are fixedly connected with uniformly distributed second partition plates 17 and the second partition plate 17 are fixedly connected with the cooling inner pipe 12, the cooling liquid in the second storage tank 13 begins to be cooled, then a second liquid pump 15 is started to suck the cooling liquid in the second storage tank 13 into a cooling outer pipe 10 through a first pipeline diverter 9 and a lower conveying pipe 1, the upper side and the lower side of the outer side wall of the cooling inner pipe 12 are fixedly connected with a third partition plate 18 which is penetrated and fixedly connected with the cooling inner pipe 12, the front edge and the rear edge of the outer side wall of the cooling inner pipe 12 are fixedly connected with uniformly distributed first partition plates 16, the first partition plates 16 are staggered with the second partition plates 17, the one-way valve 2 arranged at the matched position of the first pipeline splitter 9 and the lower conveying pipe 1 can prevent cooling liquid from flowing backwards, then the first liquid pumping pump 3 is started, under the action of the first liquid pumping pump 3, the outer side of the cooling inner pipe 12 is provided with a cooling outer pipe 10 which penetrates through and is fixedly connected with the screw pump shell 5, the edges of the upper side and the lower side of the outer side wall of the cooling outer pipe 10 are fixedly connected with the conveying pipe 1, the second pipeline splitter 11 penetrates through and is fixedly connected between the other ends of the upper conveying pipe 1, cooling liquid passes through an S-shaped groove formed by the first partition plates 16, the second partition plates 17 and the annular partition plates 19, and takes away heat generated under the interaction of the screw pump shell 5 and the screw 6, the first pipeline diverter 9 penetrates through and is fixedly connected with between the other ends of the lower conveying pipes 1, the output end of the second pipeline diverter 11 penetrates through and is fixedly connected with the first liquid pump 3, and the output end of the first liquid pump 3 penetrates through and is fixedly connected with the first storage box 4.
Screw pump shell 5 rear side middle part runs through and is provided with screw rod 6, screw pump shell 5 rear side fixedly connected with motor 7 and motor 7's output runs through and with screw rod 6 fixed connection, through upper portion conveyer pipe 1 and second pipeline shunt 11 and get into the inside natural cooling of first bin 4 under the effect of first drawing liquid pump 3, upper portion conveyer pipe 1 and the cooperation department of second pipeline shunt 11 all run through and are provided with check valve 2, the cooperation department of lower part conveyer pipe 1 and first pipeline shunt 9 all run through and are provided with check valve 2, first bin 4 downside is provided with second bin 13, first bin 4 bottom rear side runs through and fixedly connected with solenoid valve, and the solenoid valve runs through second bin 13, the inside bottom fixedly connected with refrigerator 8 of second bin 13, and open the valve that is located first bin 4 bottom when the inside coolant liquid reaches suitable degree, make the coolant liquid get into second bin 13 and cooled by refrigerator 8, realize circulating cooling, first bin 4 and second bin 13 and second drawing liquid pump 13 are provided with second drawing liquid pump 15 and second side and take out window 15 and second drawing liquid pump 15 run through and are connected with second pump 15 fixed connection, second drawing liquid pump 15 runs through and are provided with second pump 15.
Working principle: firstly, cooling liquid is injected into the second storage tank 13, the refrigerator 8 is started, the cooling liquid in the second storage tank 13 starts to cool under the action of the refrigerator 8, then the second liquid pump 15 is started to suck the cooling liquid in the second storage tank 13 into the cooling outer pipe 10 through the first pipeline shunt 9 and the lower conveying pipe 1, the check valve 2 arranged at the matching position of the first pipeline shunt 9 and the lower conveying pipe 1 can prevent the cooling liquid from flowing backwards, then the first liquid pump 3 is started, under the action of the first liquid pump 3, the cooling liquid passes through the S-shaped groove formed by the first partition plate 16, the second partition plate 17 and the annular partition plate 19, heat generated by the interaction of the screw pump shell 5 and the screw 6 is taken away, the cooling liquid enters the first storage tank 4 to be naturally cooled under the action of the first liquid pump 3, and the valve positioned at the bottom of the first storage tank 4 is opened when the cooling liquid in the first storage tank 4 reaches a proper degree, the cooling liquid enters the second storage tank 13 and is cooled by the first liquid pump 8, and the refrigeration cycle is realized.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. The utility model provides a mechanical seal screw pump cooling device, includes screw pump shell (5), its characterized in that: the front part of the outer side wall of the screw pump shell (5) is penetrated and fixedly connected with a cooling inner pipe (12), the middle part of the outer side wall of the cooling inner pipe (12) is penetrated and fixedly connected with an annular partition plate (19), the front side and the rear side of the annular partition plate (19) are fixedly connected with second partition plates (17) which are uniformly distributed, the second partition plates (17) are fixedly connected with the cooling inner pipe (12), the upper side and the lower side of the outer side wall of the cooling inner pipe (12) are fixedly connected with a third partition plate (18) which penetrates and is fixedly connected with the cooling inner pipe (12), the front edge and the rear edge of the outer side wall of the cooling inner pipe (12) are fixedly connected with a first partition plate (16) which is uniformly distributed, the first partition plate (16) is staggered with the second partition plate (17), the outer side of the cooling inner pipe (12) is provided with a cooling outer pipe (10) which penetrates and is fixedly connected with the screw pump shell (5), the edges of the upper side and the lower side of the outer side of the cooling outer pipe (10) are fixedly connected with a conveying pipe (1), the other end of the conveying pipe (1) is fixedly connected with a second shunt pipe (11) which penetrates and is fixedly connected with a second shunt pipe (11), the output end of the first liquid pump (3) penetrates through and is fixedly connected with a first storage box (4).
2. A mechanically sealed screw pump cooling device according to claim 1, wherein: the middle part of the rear side of the screw pump shell (5) is penetrated and provided with a screw (6).
3. A mechanically sealed screw pump cooling device according to claim 2, wherein: the rear side of the screw pump shell (5) is fixedly connected with a motor (7), and the output end of the motor (7) penetrates through and is fixedly connected with the screw (6).
4. A mechanically sealed screw pump cooling device according to claim 1, wherein: the upper part the cooperation department of conveyer pipe (1) and second pipeline shunt (11) all runs through and is provided with check valve (2), and the lower part the cooperation department of conveyer pipe (1) and first pipeline shunt (9) all runs through and is provided with check valve (2).
5. A mechanically sealed screw pump cooling device according to claim 1, wherein: the lower side of the first storage box (4) is provided with a second storage box (13).
6. A mechanically sealed screw pump cooling device as set forth in claim 5 wherein: the refrigerator (8) is fixedly connected to the bottom inside the second storage box (13).
7. A mechanically sealed screw pump cooling device according to claim 1, wherein: the middle parts of the right sides of the first storage box (4) and the second storage box (13) are respectively penetrated and provided with an observation window (14).
8. A mechanically sealed screw pump cooling device according to claim 1, wherein: the lower side of the first liquid pump (3) is provided with a second liquid pump (15), the input end of the second liquid pump (15) penetrates through and is fixedly connected with the second storage tank (13), and the output end of the second liquid pump (15) penetrates through and is fixedly connected with the first pipeline shunt (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322518078.XU CN220791492U (en) | 2023-09-17 | 2023-09-17 | Mechanical seal screw pump cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322518078.XU CN220791492U (en) | 2023-09-17 | 2023-09-17 | Mechanical seal screw pump cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220791492U true CN220791492U (en) | 2024-04-16 |
Family
ID=90635559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322518078.XU Active CN220791492U (en) | 2023-09-17 | 2023-09-17 | Mechanical seal screw pump cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220791492U (en) |
-
2023
- 2023-09-17 CN CN202322518078.XU patent/CN220791492U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |