CN218600852U

CN218600852U - Air flow testing and rectifying device for large workpiece of engine combustion chamber

Info

Publication number: CN218600852U
Application number: CN202223325673.3U
Authority: CN
Inventors: 包俊杰
Original assignee: Guizhou Like Precision Manufacturing Co ltd
Current assignee: Guizhou Like Precision Manufacturing Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-10
Anticipated expiration: 2032-12-12

Abstract

The utility model belongs to the technical field of the air rectification, especially, for large-scale work piece air mass flow test fairing of engine combustion chamber includes the combustion chamber body, surface one side fixed mounting of combustion chamber body has the blow vent, inner chamber one side fixed mounting of combustion chamber body has the cowling panel body, the surface opposite side fixed mounting of combustion chamber body has the cavity guard plate. The utility model discloses an adjust the structure, during the air rectification, the staff can make middle part owner rim plate take place rotatoryly through rotating the regulation pole, can make the movable rod relocation when middle part owner rim plate drives a plurality of driven gear rotatoryly this moment, later adjusting branch will drive the fagging and remove in the inside of spacing groove, then, the fagging can make the strut expand when reaching the maximum position, thereby reach the characteristics that less unnecessary air got into, can control the quantity of gas through combustion chamber body inner chamber when getting into the cowling panel body, thereby certain variable has been increased to subsequent measurement.

Description

Air flow testing and rectifying device for large workpiece of engine combustion chamber

Technical Field

The utility model belongs to the technical field of the air rectification, concretely relates to large-scale work piece air mass flow test fairing of engine combustion chamber.

Background

Rectifying: the shape of the air flow, water flow or electric current can be adjusted or adjusted. In terms of power electronics: converting AC power to DC power is referred to as AC/DC conversion, and the converted power flows from the power source to the load, and is referred to as rectification.

The air rectification technology is suitable for the technical fields of electronics, industry and the like, and when the existing air rectification is used, the rectified air is fixed, generally 20% -30%, so that the quality received in an engine combustion chamber is fixed and is difficult to adjust, and the numerical value is fixed in subsequent tests, so that the problems need to be improved.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a large-scale work piece air mass flow test fairing of engine combustion chamber has the characteristics that can adjust the air inlet degree of rectification air.

In order to achieve the above object, the utility model provides a following technical scheme: large-scale work piece air flow test fairing of engine combustion chamber, including the combustion chamber body, surface one side fixed mounting of combustion chamber body has the blow vent, inner chamber one side fixed mounting of combustion chamber body has the cowling panel body, the surface opposite side fixed mounting of combustion chamber body has the cavity guard plate, the middle part circular slot has been seted up at the inner chamber middle part of cavity guard plate, the subsection circular slot has all been seted up to the inner chamber of cavity guard plate, the inner chamber middle part fixed mounting of middle part circular slot has drive structure, drive structure is including middle part owner rim plate, the equal fixed mounting in inner chamber of subsection circular slot has the regulation structure, the regulation structure all includes the surface driven gear who is located middle part owner rim plate, install for the meshing between middle part owner rim plate and the driven gear, driven gear's inner chamber fixed mounting has the movable ring.

As the utility model discloses a preferred technical scheme of large-scale work piece air mass flow test fairing of engine combustion chamber, the inner chamber middle part fixed mounting of middle part owner rim plate has the pillar, the outer fixed surface of pillar installs the regulation pole.

As the utility model discloses a large-scale work piece air mass flow test fairing preferred technical scheme of engine combustion chamber, the spacing groove has been seted up to the inner chamber of movable ring, driven gear's surface one end fixed mounting has the closure plate.

As the utility model discloses a large-scale work piece air mass flow test fairing preferred technical scheme of engine combustion chamber, movable circle inner chamber middle part fixed mounting has the king-rod, the equal fixed mounting in bottom of king-rod has the A-frame, and is three the one end of A-frame is connected with the inner wall of movable circle.

As the utility model discloses a large-scale work piece air mass flow test fairing preferred technical scheme of engine combustion chamber, the top fixed mounting of king-rod has the hood, the surface opposite side fixed mounting of king-rod has the movable rod, the other end of movable rod is connected with driven gear's top, the opposite side fixed mounting of king-rod has adjusting strut.

As the utility model discloses a large-scale work piece air mass flow test fairing preferred technical scheme in engine combustion chamber, one side bottom fixed mounting of adjusting rod has the fagging, the articulated locating lever that installs in the middle part of the inner chamber of fagging, the articulated strut of installing in the bottom of locating lever.

As the utility model discloses a large-scale work piece air mass flow test fairing preferred technical scheme of engine combustion chamber, the equal fixed mounting in inner chamber middle part of strut has foldable deep bead.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses when using, through adjusting the structure, during the air rectification, the staff can make middle part owner rim plate take place rotatoryly through rotating the regulation pole, can make the movable rod relocation when middle part owner rim plate drives a plurality of driven gear rotatoryly this moment, later adjust branch will drive the fagging and remove in the inside of spacing groove, then, the fagging can make the strut expand when reaching the maximum position, thereby reach the characteristics that less unnecessary air got into, can control the quantity of gas through combustion chamber body inner chamber when getting into the cowling panel body, thereby certain variable has been increased to subsequent measurement.

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 serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the appearance structure of the present invention;

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

FIG. 3 is a schematic view of a side half plane structure of the present invention;

FIG. 4 is an external view of the adjusting structure of the present invention;

FIG. 5 is a schematic view of the inner chamber of the adjusting structure of the present invention;

fig. 6 is a partial schematic view of the adjusting structure of the present invention.

In the figure: 1. a combustion chamber body; 2. a vent; 3. a cavity guard plate; 4. a rectifying plate body; 5. a drive structure; 51. a middle main wheel disc; 52. a pillar; 53. adjusting a rod; 6. an adjustment structure; 61. a driven gear; 62. a movable ring; 63. a limiting groove; 64. a blocking plate; 65. a middle rod; 66. a triangular bracket; 67. a top cap; 68. a movable rod; 69. adjusting the supporting rod; 610. a supporting plate; 611. positioning a rod; 612. a support frame; 613. a folding wind deflector; 7. dividing a circular groove; 8. a middle circular groove.

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.

Example 1

Referring to fig. 1-6, the present invention provides the following technical solutions: large-scale work piece air mass flow test fairing of engine combustion chamber, including combustion chamber body 1, surface one side fixed mounting of combustion chamber body 1 has blow vent 2, inner chamber one side fixed mounting of combustion chamber body 1 has cowling panel body 4, the surface opposite side fixed mounting of combustion chamber body 1 has cavity guard plate 3, middle part circular slot 8 has been seted up at the inner chamber middle part of cavity guard plate 3, subsection circular slot 7 has all been seted up to the inner chamber of cavity guard plate 3, the inner chamber middle part fixed mounting of middle part circular slot 8 has drive structure 5, drive structure 5 is including middle part main wheel dish 51, the equal fixed mounting of inner chamber of subsection circular slot 7 has regulation structure 6, regulation structure 6 all includes the surface driven gear 61 that is located middle part main wheel dish 51, be the meshing installation between middle part main wheel dish 51 and the driven gear 61, the inner chamber fixed mounting of driven gear 61 has movable ring 62.

Example 2

A strut 52 is fixedly arranged in the middle of the inner cavity of the middle main wheel disc 51, and an adjusting rod 53 is fixedly arranged on the outer surface of the strut 52.

To explain further: the adjustment can be performed by a numerical value desired by a worker, and when the adjustment is started, the worker can control the rotation period of the adjustment lever 53 by observing the degree of opening of the folding wind shield 613, and the rotation can be stopped after the desired position is reached.

Example 3

The inner cavity of the movable ring 62 is provided with a limit groove 63, and one end of the outer surface of the driven gear 61 is fixedly provided with a blocking plate 64.

A middle rod 65 is fixedly installed in the middle of the inner cavity of the movable ring 62, triangular supports 66 are fixedly installed at the bottoms of the middle rods 65, and one ends of the three triangular supports 66 are connected with the inner wall of the movable ring 62.

The top of the middle rod 65 is fixedly provided with a top cap 67, the other side of the outer surface of the middle rod 65 is fixedly provided with a movable rod 68, the other end of the movable rod 68 is connected with the top of the driven gear 61, and the other side of the middle rod 65 is fixedly provided with an adjusting support rod 69.

A supporting plate 610 is fixedly installed at the bottom of one side of the adjusting support rod 69, a positioning rod 611 is hinged to the middle of the inner cavity of the supporting plate 610, and a supporting frame 612 is hinged to the bottom of the positioning rod 611.

The middle part of the inner cavity of the bracket 612 is fixedly provided with a folding wind shield 613.

To explain further: through middle part owner rim plate 51 pivoted degree, six driven gear 61 can rotate to certain degree and stop, and six medium poles 65 are rotatory simultaneously to control adjusting strut 69 drives fagging 610 and strut 612 and stops at the inside gliding distance of spacing groove 63, thereby makes the control that the staff can be fine.

The utility model discloses a theory of operation and use flow: the utility model discloses at the in-process that uses, at first when the staff need change the air that gets into combustion chamber body 1, can utilize around the middle part of adjusting pole 53 to rotate, at this moment, middle part main wheel dish 51 can drive six driven gear 61 and carry out clockwise rotation.

Can drive movable rod 68 when driven gear 61 is rotatory and move about, the king-rod 65 carries out the rotation this moment, adjust branch 69 can drive fagging 610 and strut 612 along with king-rod 65 and carry out regular slip at the inner chamber of spacing groove 63, after sliding a locating position, can make fagging 610 drive strut 612 expand in order, the staff can adjust the number of turns that will rotate spacing groove 63 according to the numerical value that control air got into this moment, later foldable deep bead 613 can expand the required degree of staff and stop, make things convenient for follow-up air test to use, certain facility has been increased for follow-up measurement numerical value.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Large-scale work piece air mass flow test fairing of engine combustion chamber, including combustion chamber body (1), its characterized in that: the utility model discloses a combustion chamber, including combustion chamber body (1), inner chamber, cavity guard plate (3), drive structure (5), outer surface one side fixed mounting of combustion chamber body (1) has air vent (2), inner chamber one side fixed mounting of combustion chamber body (1) has cowling panel body (4), the outer surface opposite side fixed mounting of combustion chamber body (1) has cavity guard plate (3), middle part circular slot (8) have been seted up at the inner chamber middle part of cavity guard plate (3), subsection circular slot (7) have all been seted up to the inner chamber of cavity guard plate (3), the inner chamber middle part fixed mounting of middle part circular slot (8) has drive structure (5), drive structure (5) are including middle part owner rim plate (51), the equal fixed mounting in inner chamber of subsection circular slot (7) has regulation structure (6), regulation structure (6) all include surface driven gear (61) that are located middle part owner rim plate (51), be the meshing installation between middle part owner rim plate (51) and driven gear (61), the inner chamber fixed mounting of driven gear (61) has movable ring (62).

2. The large workpiece air flow test fairing of the engine combustion chamber of claim 1, wherein: a strut (52) is fixedly mounted in the middle of an inner cavity of the middle main wheel disc (51), and an adjusting rod (53) is fixedly mounted on the outer surface of the strut (52).

3. The large workpiece air flow test fairing of the engine combustion chamber of claim 1, wherein: a limiting groove (63) is formed in the inner cavity of the movable ring (62), and a blocking plate (64) is fixedly mounted at one end of the outer surface of the driven gear (61).

4. The large-size workpiece air flow test rectifying device for the engine combustion chamber as claimed in claim 3, wherein: activity circle (62) inner chamber middle part fixed mounting has king-rod (65), the equal fixed mounting in bottom of king-rod (65) has A-frame (66), and is three the one end of A-frame (66) is connected with the inner wall of activity circle (62).

5. The large workpiece air flow test fairing of the engine combustion chamber as recited in claim 4, further comprising: the top fixed mounting of king-rod (65) has hood (67), the surface opposite side fixed mounting of king-rod (65) has movable rod (68), the other end of movable rod (68) is connected with the top of driven gear (61), the opposite side fixed mounting of king-rod (65) has adjusting branch (69).

6. The large workpiece air flow test fairing of the engine combustion chamber as recited in claim 5, further comprising: one side bottom fixed mounting of adjusting branch (69) has fagging (610), articulated locating lever (611) of installing in the middle part of the inner chamber of fagging (610), the articulated strut (612) of installing in the bottom of locating lever (611).

7. The large workpiece air flow test fairing of the engine combustion chamber as recited in claim 6, further comprising: folding wind shields (613) are fixedly mounted in the middle of the inner cavity of the support frame (612).