Engine fan casing link converter

Abstract

The utility model relates to the technical field of aero-engines, in particular to an engine fan casing link converter which comprises a pressing frame structure, the pressing frame structure is composed of an upper transverse plate, pressing blocks and transverse rods, the two ends of the upper transverse plate are fixedly connected with the pressing blocks through bolts, and the transverse rods are fixed between the adjacent pressing blocks through screws. A supporting structure is arranged below the pressing frame structure and comprises a bottom plate, an inclined plate and an upper plate. The bottom plate is located below the upper transverse plate, an upper plate is arranged above the bottom plate, inclined plates are fixed to the two sides of the upper plate through bolts, four sets of positioning mechanisms are arranged on the surfaces of the inclined plates, and the positioning mechanisms are used for sleeving and positioning the engine fan casing. The connecting column and the positioning pin in the adjusting cavity are attached to the engine fan casing, and meanwhile fool-proof grooves of the connecting column and the positioning pin are used for preventing fool, so that the engine fan casing is prevented from rotating.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation engines, in particular to an engine fan casing connection converter. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines, external combustion engines, jet engines, electric motors, etc. For example, internal combustion engines usually convert chemical energy into mechanical energy, and the fan case is an important part of the engine, which needs to be connected to a converter when used.

[0003] Existing fan casing link converters are rarely provided with anti-misalignment limit functions when in use, so the fan casing link converter is prone to rotation after being placed, affecting normal use, and the labor intensity is high when the overall position is adjusted, which brings great troubles to people's use. Utility Model Content

[0004] The utility model aims to provide an engine fan casing link converter to solve the problem in the above background technology that the existing fan casing link converters rarely have foolproof limit functions, which affects normal use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an engine fan casing link converter, including a pressure frame structure, characterized in that: the pressure frame structure is composed of an upper cross plate, a pressure block and a cross bar, the two ends of the upper cross plate are fixedly connected with the pressure blocks by bolts, and the cross bars are fixed between adjacent pressure blocks by screws; a support structure is arranged below the pressure frame structure, and the support structure includes a bottom plate, an inclined plate and an upper plate; the bottom plate is located below the upper cross plate, an upper plate is arranged above the bottom plate, and inclined plates are fixed on both sides of the upper plate by bolts, and the bottom ends of the inclined plates are fixedly connected to the bottom plate by bolts; four groups of positioning mechanisms are arranged on the surface of the inclined plate, and the positioning mechanisms are used for positioning the set of the engine fan casing.

[0006] Preferably, a top cavity is opened on the surface of the inclined plate, and two ends of the cross bar pass through the two top cavities, and the width of the top cavity is greater than the diameter of the cross bar.

[0007] Preferably, a side through slot is provided at the top of the upper plate, and an insert block is slidably provided inside the side through slot and passes through the upper and lower parts, and the top of the insert block is fixedly connected to the upper cross plate by bolts, and the bottom end of the insert block is squeezed and fitted with the cross bar.

[0008] Preferably, the positioning mechanism includes an adjustment cavity, a connecting column, a positioning pin and an anti-mistake groove, and the adjustment cavity is provided with four groups, and the four groups of adjustment cavities are respectively opened on both sides of the two groups of inclined plates.

[0009] Preferably, a positioning pin is slidably connected inside the adjustment cavity, and connecting columns are respectively provided inside the adjustment cavity and on both sides of the positioning pin.

[0010] Preferably, the surfaces of the connecting column and the positioning pin are provided with anti-idiot grooves, which cooperate with the engine fan casing to prevent rotation after placement.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the engine fan case link converter sets a positioning mechanism to mount the engine fan case on both ends of the cross bar, and then connects the pressure blocks at both ends of the upper cross plate to the cross bar, and when connecting, the plug blocks are inserted into the side through grooves, and then the pressure blocks are fixed to the cross bar by bolts; when the positioning mechanism is implemented, the connecting column and the positioning pin inside the adjustment cavity are used to fit with the engine fan case, and at the same time, the anti-fool grooves of the connecting column and the positioning pin are used to prevent fooling, so as to avoid the engine fan case from rotating. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 Another three-dimensional structural schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the three-dimensional oblique structure of the utility model.

[0015] In the figure: 1. Press frame structure; 11. Upper horizontal plate; 111. Insert block; 12. Press block; 13. Cross bar; 2. Support structure; 211. Top cavity; 212. Side through groove; 21. Bottom plate; 22. Inclined plate; 23. Upper plate; 3. Positioning mechanism; 31. Adjusting cavity; 32. Connecting column; 33. Positioning pin; 34. Anti-fool groove. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0017] The utility model provides an engine fan casing link converter structure as follows Figure 1 as well as Figure 2As shown, the frame structure 1 includes a frame structure 1, which is composed of an upper horizontal plate 11, a pressing block 12 and a cross bar 13. The two ends of the upper horizontal plate 11 are fixedly connected with the pressing blocks 12 by bolts, and the cross bars 13 are fixed between adjacent pressing blocks 12 by screws; a support structure 2 is arranged below the frame structure 1, and the support structure 2 includes a bottom plate 21, an inclined plate 22 and an upper plate 23, a top cavity 211 is opened on the surface of the inclined plate 22, and the two ends of the cross bar 13 pass through the two top cavities 211, and the width of the top cavity 211 is greater than that of the cross bar 13. The top of the upper plate 23 is provided with a side through groove 212, and the inside of the side through groove 212 is slidably provided with an insert block 111 penetrating up and down, and the top of the insert block 111 is fixedly connected to the upper cross plate 11 by bolts, and the bottom end of the insert block 111 and the cross bar 13 are pressed and fitted with each other; the bottom plate 21 is located below the upper cross plate 11, and the upper plate 23 is provided above the bottom plate 21, and the inclined plates 22 are fixedly connected to the bottom plate 21 by bolts on both sides of the upper plate 23, and the bottom end of the inclined plate 22 is fixedly connected to the bottom plate 21 by bolts.

[0018] During implementation, the engine fan casing is mounted on both ends of the cross bar 13, and then the pressure blocks 12 at both ends of the upper cross plate 11 are connected to the cross bar 13. When connecting, the insert block 111 is inserted into the side through groove 212, and then the pressure block 12 and the cross bar 13 are fixed by bolts.

[0019] Furthermore, if Figure 2 as well as Figure 3 As shown, four groups of positioning mechanisms 3 are arranged on the surface of the inclined plate 22, and the positioning mechanisms 3 are used for positioning the set of the engine fan casing. The positioning mechanisms 3 include an adjusting cavity 31, a connecting column 32, a positioning pin 33 and an anti-middle groove 34. There are four groups of adjusting cavities 31, and the four groups of adjusting cavities 31 are respectively opened on both sides of the two groups of inclined plates 22. The interior of the adjusting cavity 31 is slidably connected with the positioning pin 33, and connecting columns 32 are respectively arranged inside the adjusting cavity 31 and on both sides of the positioning pin 33. Anti-middle grooves 34 are opened on the surfaces of the connecting column 32 and the positioning pin 33, and the anti-middle grooves 34 cooperate with the engine fan casing to prevent rotation after placement.

[0020] During implementation, the connecting column 32 and the positioning pin 33 inside the adjustment cavity 31 are fitted with the engine fan casing, and the anti-foolproof grooves 34 of the connecting column 32 and the positioning pin 33 are used to prevent the engine fan casing from rotating.

[0021] Working principle: When in use, first put the engine fan casing on the two ends of the cross bar 13, and then connect the pressure blocks 12 at both ends of the upper cross plate 11 to the cross bar 13. When connecting, insert the plug block 111 into the side through groove 212, and then fix the pressure block 12 to the cross bar 13 with bolts.

[0022] The engine fan casing is then positioned by the positioning mechanism 3. When the positioning mechanism 3 is implemented, the connecting column 32 and the positioning pin 33 inside the adjustment cavity 31 are used to fit with the engine fan casing. At the same time, the anti-misalignment grooves 34 of the connecting column 32 and the positioning pin 33 are used to prevent misalignment, so as to avoid rotation of the engine fan casing.

[0023] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.

Claims

1. An engine fan casing link converter, comprising a press frame structure (1), characterized in that: The pressure frame structure (1) is composed of an upper cross plate (11), a pressure block (12) and a cross bar (13); the two ends of the upper cross plate (11) are fixedly connected with the pressure blocks (12) by bolts, and the cross bars (13) are fixed between adjacent pressure blocks (12) by screws; a support structure (2) is arranged below the pressure frame structure (1), and the support structure (2) includes a bottom plate (21), an inclined plate (22) and an upper plate (23); the bottom plate (21) is located below the upper cross plate (11), the upper plate (23) is arranged above the bottom plate (21), and the inclined plates (22) are fixedly connected to the bottom plate (21) on both sides by bolts, and the bottom ends of the inclined plates (22) are fixedly connected to the bottom plate (21) by bolts; four groups of positioning mechanisms (3) are arranged on the surface of the inclined plate (22), and the positioning mechanisms (3) are used for positioning the set of the engine fan casing.

2. The engine fan case link converter according to claim 1, characterized in that: A top cavity (211) is provided on the surface of the inclined plate (22), and two ends of the cross bar (13) pass through the two top cavities (211), and the width of the top cavity (211) is greater than the diameter of the cross bar (13).

3. The engine fan case link converter according to claim 1, characterized in that: A side through slot (212) is provided at the top of the upper plate (23), and an insert block (111) is slidably provided inside the side through slot (212) and penetrates up and down, and the top of the insert block (111) is fixedly connected to the upper cross plate (11) by bolts, and the bottom end of the insert block (111) is pressed and fitted with the cross bar (13) at the same time.

4. The engine fan case link converter according to claim 1, characterized in that: The positioning mechanism (3) comprises an adjustment cavity (31), a connecting column (32), a positioning pin (33) and an anti-misalignment groove (34). The adjustment cavity (31) is provided with four groups, and the four groups of adjustment cavities (31) are respectively opened on both sides of the two groups of inclined plates (22).

5. The engine fan case link converter according to claim 4, characterized in that: A positioning pin (33) is slidably connected inside the adjustment cavity (31), and connecting columns (32) are respectively arranged inside the adjustment cavity (31) and on both sides of the positioning pin (33).

6. The engine fan case connection converter according to claim 5, characterized in that: The surfaces of the connecting column (32) and the positioning pin (33) are provided with anti-study grooves (34), which cooperate with the engine fan casing to prevent rotation after placement.

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