CN210509730U - 3D prints turbine pump shell structure - Google Patents

Abstract

The utility model discloses a 3D prints turbopump shell structure, including shell body, the pump body, support, turbine and transmission shaft, the inside central point of shell body puts the department and is equipped with the pump body, be equipped with three group's supports on the shell body inside wall in the pump body outside, and the contained angle between the adjacent support all is one hundred twenty degrees, the transmission shaft is installed to the one end of the pump body, the cover is equipped with the turbine on the lateral wall that pump body one end was kept away from to the transmission shaft, the connecting rod is installed to the other end of the pump body, the inside of shell body is equipped with the alloy main part, one side that the alloy main part was kept away from to the heat-conducting layer is equipped with the polytetrafluoroethylene anticorrosive coating, be fixed with the tungsten steel wearing layer on the. The utility model discloses not only improve turbopump's production, packaging efficiency, prolonged turbopump shell structure's life, improved turbopump shell structure's operational environment moreover.

Description

3D prints turbine pump shell structure

Technical Field

The utility model relates to an automobile spare and accessory part production facility field specifically is a 3D prints turbine pump shell structure.

Background

With the continuous development of 3D printing technology, its application is gradually popularized, wherein, in order to further improve the production efficiency and adapt to market demands, people utilize 3D printing technology to manufacture the turbine pump housing, thereby improving the production efficiency as a whole.

However, the 3D printing turbine pump shell structure on the market still has certain problems in the actual use process, and the specific problems include the following points.

1. The general 3D printing turbine pump shell structure adopts a small-sized and combined printing mode, the number of production accessories is lower than that of the traditional manufacturing method, particularly, the structures of part of accessories are relatively complex, the difficulty of positioning and mounting work is increased, and the further improvement of the whole production efficiency is influenced;

2. the existing 3D printing turbine pump shell is relatively simple in internal structure, on one hand, the potential of a 3D printing technology is not exerted, and more importantly, as the structures of a plurality of printing materials are relatively fragile, the printing materials are more easily corroded by the outside or quickly worn in the actual use process, the effective service life of the printing materials is shortened, and the cost is increased;

3. because the 3D printing adopts the concept of integrated molding, the sealing performance of the three-dimensional printing machine is improved compared with the traditional production mode, but certain defects still exist in the aspects of heat dissipation, lubrication, maintenance and the like, and the three-dimensional printing machine needs to be improved continuously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a 3D prints turbine pump shell structure to solve the whole production efficiency that provides the device among the above-mentioned background art and lack progress, effective life is short relatively, operational environment remains to improve the problem.

In order to achieve the above object, the utility model provides a following technical scheme: A3D printing turbine pump shell structure comprises an outer shell, a pump body, supports, turbines and a transmission shaft, wherein the pump body is arranged at the central position inside the outer shell, three groups of supports are arranged on the inner side wall of the outer shell outside the pump body, included angles between adjacent supports are all one hundred twenty degrees, the outer side wall of the pump body is in contact with the inner side wall of the supports, the transmission shaft is installed at one end of the pump body, one end, away from the pump body, of the transmission shaft is hinged to the inner side wall of the outer shell, the turbines are sleeved on the outer side wall, away from one end of the pump body, of the transmission shaft, are positioned inside the outer shell, a connecting rod is installed at the other end of the pump body and extends to the outside of the outer shell, an alloy main body is arranged inside the outer shell, a, one side of the polytetrafluoroethylene anticorrosive coating, which is far away from the heat conduction layer, is electroplated with an anti-scaling layer, a tungsten steel wear-resistant layer is fixed on the outer side wall of the alloy main body, and one side of the tungsten steel wear-resistant layer, which is far away from the alloy main body, is electroplated with a nickel-plated layer.

Preferably, the one end of shell body is equipped with first flange, and the internally mounted of first flange has twelve first bolts of group, and the contained angle between the adjacent first bolt all is thirty degrees, and the stationary blade is installed to one side of first flange simultaneously, and one side of stationary blade is equipped with equidistant axial positioning hole, and the other end of shell body is equipped with the second flange, and the internally mounted of second flange has six second bolts of group, and the contained angle between the adjacent second bolt all is sixty degrees.

Preferably, the outer side of the connecting rod is sleeved with a sealing ring, and one side of the sealing ring is fixedly connected with the first flange.

Preferably, the central position department of shell lateral wall is equipped with equidistant louvre, and the louvre runs through alloy main part, tungsten steel wearing layer, nickel coating in proper order.

Preferably, radial positioning holes with equal intervals are formed in the outer side walls of the outer shell on two sides of the heat dissipation holes.

Preferably, a through hole is formed in the side wall of the outer shell on one side of the turbine, and the through hole extends to the outside of the outer shell.

Compared with the prior art, the beneficial effects of the utility model are that: the 3D printing turbine pump shell structure not only improves the production and assembly efficiency of the turbine pump, prolongs the service life of the turbine pump shell structure, but also improves the working environment of the turbine pump shell structure;

1. the support is arranged on the inner side wall of the outer shell, the radial positioning hole is formed in the outer side wall of the outer shell, the first flange and the second flange are respectively arranged at the two ends of the outer shell, the first bolt is installed inside the first flange, the fixing piece is installed on one side of the first flange, the axial positioning hole is formed in one side of the fixing piece, and the second bolt is installed inside the second flange, so that the functions of positioning and installing the shell structure of the turbine pump are facilitated, and the production and assembly efficiency of the turbine pump is improved;

2. the alloy main body is arranged in the outer shell, the polytetrafluoroethylene anticorrosive layer and the anti-scaling layer are sequentially arranged on the inner side wall of the alloy main body, and the tungsten steel wear-resistant layer and the nickel-plated layer are sequentially arranged on the outer side wall of the alloy main body, so that multiple protection functions of the shell structure of the turbopump are realized, and the service life of the shell structure of the turbopump is prolonged;

3. through fixing the heat-conducting layer on the inside wall of alloy main part, the outside suit sealing washer of connecting rod to through establish louvre, through-hole on the lateral wall of shell body, realized that turbine pump shell structure is convenient for dispel the heat, sealed, lubricated function, thereby improved turbine pump shell structure's operational environment.

Drawings

Fig. 1 is a schematic sectional front view structure diagram of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the sectional structure of the outer casing of the present invention.

In the figure: 1. a through hole; 2. an outer housing; 3. a pump body; 4. a support; 5. axial positioning holes; 6. a fixing sheet; 7. a first flange; 8. a connecting rod; 9. a seal ring; 10. a first bolt; 11. heat dissipation holes; 12. a turbine; 13. a second bolt; 14. a second flange; 15. a drive shaft; 16. radial positioning holes; 17. an anti-scaling layer; 18. a polytetrafluoroethylene anticorrosive layer; 19. a heat conductive layer; 20. an alloy body; 21. a tungsten steel wear layer; 22. and (4) plating a nickel layer.

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. 1-4, the present invention provides an embodiment: A3D printing turbine pump shell structure comprises an outer shell 2, a pump body 3, supports 4, a turbine 12 and a transmission shaft 15, wherein one end of the outer shell 2 is provided with a first flange 7, twelve groups of first bolts 10 are installed inside the first flange 7, included angles between adjacent first bolts 10 are thirty degrees, meanwhile, one side of the first flange 7 is provided with a fixing piece 6, one side of the fixing piece 6 is provided with axial positioning holes 5 with equal intervals, the other end of the outer shell 2 is provided with a second flange 14, six groups of second bolts 13 are installed inside the second flange 14, included angles between adjacent second bolts 13 are sixty degrees, the integral positioning and installation of the turbine pump shell structure are facilitated, the center position inside the outer shell 2 is provided with the outer shell 3, three groups of supports 4 are arranged on the inner side wall of the outer shell 2 outside the pump body 3, and included angles between adjacent supports 4 are all one hundred twenty degrees, the outer side wall of the pump body 3 is contacted with the inner side wall of the support 4, one end of the pump body 3 is provided with a transmission shaft 15, one end of the transmission shaft 15, far away from the pump body 3, is hinged with the inner side wall of the outer shell 2, the outer side wall of the transmission shaft 15, far away from one end of the pump body 3, is sleeved with a turbine 12, the turbine 12 is positioned inside the outer shell 2, the side wall of the outer shell 2, on one side of the turbine 12, is provided with a through hole 1, the through hole 1 extends to the outside of the outer shell 2, so that the lubrication and the maintenance are convenient, the other end of the pump body 3 is provided with a connecting rod 8, the connecting rod 8 extends to the outside of the outer shell 2, the outer side of the connecting rod 8 is sleeved with a sealing ring 9, one side of the sealing ring 9 is fixedly connected with a first flange 7 and, one side that heat-conducting layer 19 was kept away from to polytetrafluoroethylene anticorrosive coating 18 is electroplated and is had anti-scaling layer 17, be fixed with tungsten steel wearing layer 21 on alloy main part 20's the lateral wall, and one side that alloy main part 20 was kept away from to tungsten steel wearing layer 21 is electroplated and has nickel coating 22, the central point department of putting of 2 lateral walls of shell body is equipped with equidistant louvre 11, and louvre 11 runs through alloy main part 20 in proper order, tungsten steel wearing layer 21, nickel coating 22, be convenient for the heat dissipation, thereby avoid excessive temperature rise to cause the damage, all be equipped with equidistant radial positioning hole 16 on the 2 lateral walls of shell body of louvre 11 both sides, be used for radial positioning.

The working principle is as follows: when in use, the overall structure of the turbine pump casing is positioned by the radial positioning hole 16 on the outer side wall of the outer casing 2 and the axial positioning hole 5 on one side of the fixing piece 6, and then the first flange 7, the first bolt 10, the second flange 14 and the second bolt 13 on the two ends of the outer casing 2 are matched to complete the overall installation work, thereby avoiding the inconvenience in production and assembly caused by excessive spare parts, in the later use process, the anti-scaling layer 17 and the polytetrafluoroethylene anti-corrosion layer 18 on the inner side wall of the alloy main body 20 have the functions of internal anti-condensation and anti-corrosion protection, the tungsten steel wear-resistant layer 21 and the nickel-plated layer 22 on the outer side wall of the alloy main body 20 have the functions of external wear resistance and anti-oxidation protection, and further prolonging the effective service life of the device, in addition, the sealing ring 9 on the outer side of the connecting rod 8 can effectively prevent foreign matters from corroding precision, through-hole 1 on the cooperation shell body lateral wall realizes functions such as lubricated, maintenance to the casing 2 inside, and the inside heat-conducting layer 19 of alloy main part 20 cooperates louvre 11, reduces the inside temperature of casing 2 effectively to make the inside operational environment who remains relatively suitable all the time of the device, finally accomplish this 3D and print whole works of turbine pump shell structure.

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 3D prints turbopump shell structure, includes shell body (2), the pump body (3), support (4), turbine (12) and transmission shaft (15), its characterized in that: the pump body (3) is arranged at the center position inside the outer shell (2), three groups of supports (4) are arranged on the inner side wall of the outer shell (2) on the outer side of the pump body (3), included angles between adjacent supports (4) are one hundred twenty degrees, the outer side wall of the pump body (3) is in contact with the inner side wall of each support (4), a transmission shaft (15) is installed at one end of the pump body (3), one end, far away from the pump body (3), of the transmission shaft (15) is hinged to the inner side wall of the outer shell (2), a turbine (12) is sleeved on the outer side wall, far away from one end of the pump body (3), of the transmission shaft (15), the turbine (12) is located inside the outer shell (2), a connecting rod (8) is installed at the other end of the pump body (3), the connecting rod (8) extends to the outside of the outer, be fixed with heat-conducting layer (19) on the inside wall of alloy main part (20), one side that alloy main part (20) were kept away from in heat-conducting layer (19) is equipped with polytetrafluoroethylene anticorrosive coating (18), and one side that heat-conducting layer (19) were kept away from in polytetrafluoroethylene anticorrosive coating (18) is electroplated and is had anti-scaling layer (17), be fixed with tungsten steel wearing layer (21) on the lateral wall of alloy main part (20), and one side that alloy main part (20) were kept away from in tungsten steel wearing layer (21) is electroplated and is had nickel coating (22).

2. The 3D printing turbopump shell structure of claim 1, wherein: the one end of shell body (2) is equipped with first flange (7), the internally mounted of first flange (7) has twelve groups first bolt (10), and the contained angle between adjacent first bolt (10) all is thirty degrees, stationary blade (6) are installed to one side of first flange (7) simultaneously, one side of stationary blade (6) is equipped with equidistant axial locating hole (5), and the other end of shell body (2) is equipped with second flange (14), the internally mounted of second flange (14) has six groups second bolt (13), and the contained angle between adjacent second bolt (13) all is sixty degrees.

3. The 3D printing turbopump shell structure of claim 2, wherein: the outer side of the connecting rod (8) is sleeved with a sealing ring (9), and one side of the sealing ring (9) is fixedly connected with the first flange (7).

4. The 3D printing turbopump shell structure of claim 1, wherein: the center position department of shell body (2) lateral wall is equipped with equidistant louvre (11), and louvre (11) run through alloy main part (20), tungsten steel wearing layer (21), nickel coating (22) in proper order.

5. The 3D printing turbopump shell structure of claim 4, characterized in that: the outer side walls of the outer shell (2) on two sides of the heat dissipation hole (11) are provided with radial positioning holes (16) at equal intervals.

6. The 3D printing turbopump shell structure of claim 1, wherein: the turbine is characterized in that a through hole (1) is formed in the side wall of the outer shell (2) on one side of the turbine (12), and the through hole (1) extends to the outside of the outer shell (2).

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