CN210050102U - Die-casting aluminum mould type fan fairing shell - Google Patents

Abstract

The utility model discloses a die-casting aluminum mould type fan fairing shell, which comprises a buckle and a connecting seat, the upper end of the connecting seat is fixedly connected with a buckle through welding, the outside of the buckle is clamped with a connecting block, the center of the connecting block is fixedly connected with the fairing through welding, the fairing of the utility model comprises a first-stage rectifying tube, a main flow tube, a rectifying plate and a second-stage rectifying tube, which can well solve the problem of poor rectifying effect of the existing fairing, the pressure of rectification at two sides of the rectifying plate can be reduced by adopting the main flow tube, the first-stage rectifying tube and the second-stage rectifying tube, the volume of rectified air in unit time is effectively increased, thereby increasing the air draft speed of the fan in unit time and increasing the wind power of the fan, the arrangement of the buckle ensures that the installation and the disassembly of the fairing are very convenient, so that the whole fairing can be simply detached after a long service time of the fairing to facilitate cleaning thereof.

Description

Die-casting aluminum mould type fan fairing shell

Technical Field

The utility model belongs to the technical field of the industrial machinery is relevant, concretely relates to die casting aluminium mode fan radome fairing shell.

Background

The fairing is used for protecting the satellite and other effective loads to prevent the satellite from being influenced by harmful environments such as aerodynamic force, pneumatic heating, acoustic vibration and the like, is an important component of a carrier rocket, and is generally of a clamshell type (two halves) structure and comprises an end head, a front cone section, a cylinder section, an inverted cone section, a longitudinal separating mechanism, a transverse separating mechanism and the like.

The prior art has the following problems: although the existing fairing has a rectifying effect, the rectifying effect is not good, and the whole efficiency of the fan is reduced due to the fact that the draught fan or the blowing fan is affected by the fairing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a die casting aluminium mode fan radome fairing shell to solve the current not good problem of radome fairing effect that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a die casting aluminium mode fan radome fairing shell, includes buckle and connecting seat, the upper end of connecting seat is through welded fastening connection has the buckle, the outside joint of buckle has the connecting block, the center of connecting block is through welded fastening connection has the radome fairing.

Preferably, the fairing includes one-level rectifier tube, mainstream pipe, cowling panel and second grade rectifier tube, the inside of cowling panel is provided with the mainstream pipe, the both sides of mainstream pipe are provided with one-level rectifier tube, the below of one-level rectifier tube is provided with the second grade cowling tube.

Preferably, the buckle includes bracing piece, stripper plate and spring, the both sides of bracing piece are provided with the stripper plate, the inside of stripper plate is provided with the spring.

Preferably, the connecting block comprises a block body and a connecting port, and the connecting port is arranged on the surface of the block body.

Preferably, the number of the buckles is four, the sizes and the structures of the four buckles are the same, the number of the connecting blocks is four, and the sizes and the structures of the four connecting blocks are the same.

Preferably, the first-stage rectifying tube, the main flow tube and the second-stage rectifying tube are connected with the rectifying plate in a penetrating manner.

Preferably, both ends of the spring are respectively welded on the surfaces of the extrusion plate and the support rod.

Preferably, the connecting port has a cross-sectional diameter slightly larger than that of the support rod.

Compared with the prior art, the utility model provides a die casting aluminium mode fan radome fairing shell possesses following beneficial effect:

1. the utility model discloses there is the radome fairing that one-level rectifier tube, mainstream pipe, cowling panel and second grade rectifier tube are constituteed, the problem that the current radome fairing rectification effect of solution that can be fine is not good adopts mainstream pipe, one-level rectifier tube and second grade rectifier tube just can reduce the pressure of cowling panel both sides rectification, effectively increases the volume of rectification air in the unit interval to the speed of fan convulsions in the increase unit interval increases the wind-force of fan.

2. The arrangement of the buckle enables the installation and the disassembly of the fairing to be very convenient, so that the fairing can be simply disassembled wholly after the service life of the fairing is long, and the fairing can be cleaned conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural diagram of a fairing shell of a die-cast aluminum mode fan provided by the invention;

FIG. 2 is a schematic structural view of a fairing according to the present invention;

fig. 3 is a schematic structural view of the buckle according to the present invention;

fig. 4 is a schematic structural diagram of a connecting block according to the present invention;

in the figure: 1. buckling; 2. a cowling; 3. a connecting seat; 4. connecting blocks; 11. a support bar; 12. a pressing plate; 13. a spring; 21. a first-stage rectifier tube; 22. a main flow pipe; 23. a rectifying plate; 24. a second-stage rectifier tube; 41. making the blocks into bodies; 42. and (7) connecting ports.

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 utility model provides a die-casting aluminum mould formula fan radome fairing shell technical scheme:

the utility model provides a die casting aluminium mode fan radome fairing shell, includes buckle 1 and connecting seat 3, and fixedly connected with buckle 1 is passed through in the upper end of connecting seat 3, and buckle 1's outside joint has connecting block 4, and fixedly connected with radome fairing 2 is passed through at the center of connecting block 4.

Further, fairing 2 includes one-level rectifying tube 21, mainstream pipe 22, cowling panel 23 and second grade rectifying tube 24, and the inside of cowling panel 23 is provided with mainstream pipe 22, and the both sides of mainstream pipe 22 are provided with one-level rectifying tube 21, and the below of one-level rectifying tube 21 is provided with second grade rectifying tube 24, and mainstream pipe 22, one-level rectifying tube 21 and second grade rectifying tube 24 just can reduce the pressure of cowling panel 23 both sides rectification, effectively increase the volume of rectification air in the unit interval.

Further, buckle 1 includes bracing piece 11, stripper plate 12 and spring 13, and the both sides of bracing piece 11 are provided with stripper plate 12, and the inside of stripper plate 12 is provided with spring 13, and the setting up of buckle 1 makes the installation and the dismantlement of radome fairing 2 all become very convenient to can be very simple pull down radome fairing 2 whole after 2 live times is long in order to make things convenient for it clean.

Further, the connecting block 4 includes a block body 41 and a connecting port 42, the connecting port 42 is provided on the surface of the block body 41, the connecting port 42 can fix the buckle 1 well, and the buckle 1 can be conveniently put in and taken out.

Further, buckle 1 is provided with four altogether, and four buckles 1's size and structure are all the same, and connecting block 4 is provided with four altogether, and four connecting block 4's size and structure are all the same, and four buckles 1 are installed on four connecting blocks 4, guarantee that radome fairing 2's connection is stable.

Further, the first-stage rectifying tube 21, the main flow tube 22, and the second-stage rectifying tube 24 are connected through the rectifying plate 23, and the through connection can ensure the air to be blown in and out, thereby reducing the pressure of the rectifying plate.

Furthermore, the two ends of the spring 13 are respectively welded on the surfaces of the extrusion plate 12 and the support rod 11, so that the welding can greatly increase the stability, and the number of faults in the operation of the equipment can be effectively reduced.

Further, the section diameter of the connecting port 42 is slightly larger than that of the support rod 11, and the section diameter of the connecting port 42 is slightly larger so as to facilitate the support rod 11 to enter the connecting port 42, and the connecting port 42 can extrude the extrusion plate 12 to complete the fixation.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when it is needed, firstly, the rotating fairing 2 is aligned with the four connectors 42 on the four block bodies 41 one by one to the four support rods 11, then the fairing 2 is pressed down slightly, because the cross-sectional diameter of the connectors 42 is slightly larger than that of the support rods 11, the support rods 11 enter the connectors 42, the extrusion plate 12 is extruded by the connectors 42, the extrusion plate 12 extrudes the springs 13, the springs 13 deform, the whole cross-sectional diameter of the buckle 1 is reduced, when the bottom of the block body 41 is in surface contact with the connecting seat 3, the extrusion plate 12 leaves the connectors 42, the extrusion plate 12 is not extruded by the connectors 42, the springs 13 rebound, the extrusion plate 12 rebounds, at the moment, the fairing 2 is fixed, when the fan runs, the fan sucks a large amount of air into the inner part, the air in front of the fairing 23 enters the main flow pipe 22, and a part of the air entering the main flow pipe 22 blows, the remaining air is blown out from the second-stage rectifying tube 24, and the air which is not in front of the rectifying plate 23 is rectified by the rectifying plate 23, so that the pressure for rectifying the air at the two sides of the rectifying plate 23 can be reduced by the main flow tube 22, the first-stage rectifying tube 21 and the second-stage rectifying tube 24, and the volume of the rectified air in unit time can be effectively increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (1)

1. The utility model provides a die casting aluminium mode fan radome fairing shell, includes buckle (1) and connecting seat (3), its characterized in that: the upper end of connecting seat (3) is connected with buckle (1) through welded fastening, the outside joint of buckle (1) has connecting block (4), the center of connecting block (4) is connected with fairing (2) through welded fastening, fairing (2) include one-level rectifier tube (21), mainstream pipe (22), rectifying plate (23) and second grade rectifier tube (24), the inside of rectifying plate (23) is provided with mainstream pipe (22), the both sides of mainstream pipe (22) are provided with one-level rectifier tube (21), the below of one-level rectifier tube (21) is provided with second grade rectifier tube (24), buckle (1) includes bracing piece (11), stripper plate (12) and spring (13), the both sides of bracing piece (11) are provided with stripper plate (12), the inside of stripper plate (12) is provided with spring (13), connecting block (4) include block body (41) and connector (42), the surface of block body (41) is provided with connector (42), buckle (1) is provided with four altogether, four the size and the structure of buckle (1) are all the same, connecting block (4) are provided with four altogether, four the size and the structure of connecting block (4) are all the same, one-level rectifier tube (21), mainstream pipe (22) and second grade rectifier tube (24) through connection cowling panel (23), the both ends of spring (13) weld respectively on the surface of stripper plate (12) and bracing piece (11), the cross-sectional diameter of connector (42) is slightly greater than the cross-sectional diameter of bracing piece (11).

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