CN108716797A - A kind of mechanical device that can manufacture the residual ice of experimental aeroplane - Google Patents

Abstract

A kind of mechanical device that can manufacture the residual ice of experimental aeroplane.It includes main body, thickness block, sleeve and cap；The present invention is placed thickness block on bottom plate, then cap is pressed on thickness block, the space between cap lower surface and plate upper surface is the thickness of borneol by the diameter of the internal diameter restrictions borneol of sleeve.Sleeve can be removed at left and right sides of borneol when taking out borneol, ensure that the integrality of the cylinder surface of borneol by the tube-in-tube structure for devising two halves formula.Method by applying hydrophobic coat in plate upper surface so that borneol lower surface can completely take off from bottom plate.By way of being embedded to heating wire in cap, borneol upper surface is slightly melted electric-heating-wire-heating, the heat of generation when sloughing borneol, to can guarantee that the upper surface of borneol is completely disengaged with cap.In addition, the present apparatus also has many advantages, such as reasonable in design, operating method, at low cost.

Description

A mechanical device capable of producing aircraft residual ice for experiments

technical field

The invention belongs to the technical field of civil aviation, and in particular relates to a mechanical device capable of manufacturing experimental aircraft residual ice.

Background technique

Aircraft deicing is one of the important safety issues affecting the safe operation of civil aviation in winter. At present, the residual ice detection of aircraft mainly uses infrared multi-spectral detection technology. This technology is able to detect the thickness of residual ice on the surface of the aircraft. During its development and optimization stage, its equipment, algorithms, etc. need to be tested and calibrated under laboratory conditions. At present, it is difficult to precisely control the thickness of the ice flakes used in the laboratory, and because the thickness of the ice flakes required is thin, it is easy to be damaged when taking out the ice flakes, resulting in a waste of time and energy.

Contents of the invention

In order to solve the above problems, the object of the present invention is to provide a mechanical device capable of producing experimental aircraft residual ice.

In order to achieve the above object, the mechanical device capable of manufacturing experimental aircraft residual ice provided by the present invention includes a main body, a thickness block, a sleeve and a cover; wherein the main body includes a pressure rod, a column, a nut and a bottom plate, and the upper and lower ends of the column are provided with External thread; the bottom plate is arranged horizontally, and a screw hole for fixing the lower ends of the two columns is formed on both sides, and a positioning groove is formed in a depression on the surface of the middle part; Extended through holes, the upper ends of the two columns pass through the two through holes on both sides of the pressure rod and then fixed with nuts; the thickness block is a star-shaped structure composed of three rods, and a downward protruding and The positioning point that can be inserted into the positioning groove on the bottom plate; the sleeve includes two sub-sleeves, at least one ferrule and two sealing strips; the sub-sleeve is a semi-circular tubular arc plate, and the two sub-sleeves are assembled to form a circle Tubular, at least one circumferential positioning groove is formed on the outer peripheral surface of each sub-sleeve, a ferrule is placed on each positioning groove, and a sealing strip is respectively installed at the joint of the two sub-sleeves; the sleeve is placed on The surface of the bottom plate located outside the thickness block, the upper end is pressed by the pressing rod; the cover part includes the rotating rod, the upper part of the cover, the lower part of the cover and the heating wire; the upper part of the cover is composed of the cover body and the vertical rod whose lower end is fixed on the middle part of the top surface of the cover body, External threads are formed on the outer peripheral surface of the cover body, and two openings for penetrating the two ends of the heating wire and terminal posts for fixing the outer ends of the heating wire are formed on the top surface; a radial hole is formed on the upper part of the vertical rod; the rotating rod It is inserted into the radial hole; the opening of the lower part of the cover faces upwards, a spiral positioning groove for placing the heating wire is formed on the inner bottom surface, internal threads are formed on the inner peripheral surface, and the edges on both sides of the peripheral wall of the lower part of the cover are respectively formed There is a water injection hole that penetrates up and down, and the upper part of the cover and the lower part of the cover are tightened by internal and external threads; the upper part of the cover, the heating wire and the lower part of the cover are combined and placed inside the sleeve, and the vertical rod passes through the through hole in the middle of the pressure rod from bottom to top , the rotating rod is located outside the sleeve.

A sealing ring is also provided between the upper part of the cover and the lower part of the cover.

The ferrule is fastened by bolts and nuts.

There are multiple thickness blocks with different thicknesses.

The mechanical device capable of producing experimental aircraft residual ice provided by the present invention limits the diameter of the ice sheet through the inner diameter of the sleeve, places a thickness block on the bottom plate, and then presses the cover on the thickness block, between the lower surface of the cover and the upper surface of the bottom plate The space is the thickness of the ice sheet. A two-half sleeve structure is designed, and the sleeve can be removed from the left and right sides of the ice sheet when taking out the ice sheet, ensuring the integrity of the columnar surface of the ice sheet. By coating the surface of the base plate with a hydrophobic coating, the lower surface of the ice sheet can be completely detached from the base plate. By embedding the electric heating wire in the cover, the electric heating wire is heated when the ice flakes are removed, and the heat generated makes the upper surface of the ice flakes melt slightly, thereby ensuring that the upper surface of the ice flakes is completely separated from the cover. In addition, the device also has the advantages of reasonable structure design, operation method and low cost.

Description of drawings

Fig. 1 is an exploded schematic view of the main structure of the mechanical device capable of producing experimental aircraft residual ice provided by the present invention.

Fig. 2 is a schematic diagram of the structure of the thickness block in the mechanical device capable of producing experimental aircraft residual ice provided by the present invention.

Fig. 3 is an exploded schematic view of the sleeve structure in the mechanical device capable of producing experimental aircraft residual ice provided by the present invention.

Fig. 4 is an exploded view of the structure of the cover part of the mechanical device capable of producing experimental aircraft residual ice provided by the present invention. .

Fig. 5 is an exploded schematic view of the overall structure of the mechanical device capable of producing experimental aircraft residual ice provided by the present invention.

Detailed ways

The mechanical device capable of producing experimental aircraft residual ice provided by the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Fig. 1-Fig. 5, the mechanical device capable of manufacturing experimental aircraft residual ice provided by the present invention includes a main body, a thickness block 5, a sleeve and a cover; wherein the main body includes a pressure rod 1, a column 2, a nut 3 and a bottom plate 4. Both the upper and lower ends of the column 2 are provided with external threads; the bottom plate 4 is set horizontally, and a screw hole for fixing the lower ends of the two columns 2 is formed on both sides, and a positioning groove 6 is formed in a depression on the middle surface; the pressure rod 1 Set horizontally, the two sides and the middle part are respectively formed with a through hole extending in the up and down direction, and the upper ends of the two columns 2 respectively pass through the two through holes on both sides of the pressure bar 1 and are fixed by nuts 3; the thickness block 5 is made of A star-shaped structure composed of three rods, a positioning point that protrudes downward and can be inserted into the positioning groove 6 on the bottom plate 4 is provided at the center of the bottom surface; the sleeve includes two sub-sleeves 7, at least one ferrule 8 and two seals Article 9; wherein the sub-sleeve 7 is a semicircular tubular arc-shaped plate, and the two sub-sleeves 7 are assembled to form a circular tube, and the outer peripheral surface of each sub-sleeve 7 is formed with at least one circumferential positioning groove, and each positioning groove There is a ferrule 8 on the upper sleeve, and a sealing strip 9 is respectively installed at the joint of the two sub-sleeves 7; the sleeve is placed on the surface of the bottom plate 4 outside the thickness block 5, and the upper end is pressed by the pressure rod 1; the cover part includes Rotating rod 10, lid top 11, lid bottom 12 and heating wire 13; Wherein lid top 11 is made of vertical bar 16 that is fixed on lid body 15 top surface middle parts by lid body 15 and lower end, and the outer peripheral surface of lid body 15 is formed with The top surface is formed with two openings for penetrating the two ends of the heating wire 13 and the terminal post 20 for fixing the outer end of the heating wire 13; the upper part of the vertical rod 16 is formed with a radial hole 17; the rotating rod 10 is inserted in the diameter Into the hole 17; the opening of the lower part of the cover 12 faces upwards, a spiral positioning groove for placing the heating wire 13 is formed on the inner bottom surface, an internal thread is formed on the inner peripheral surface, and the edges on both sides of the peripheral wall of the lower part of the cover 12 are respectively A water injection hole 21 penetrating up and down is formed, and the upper part 11 of the cover and the lower part 12 of the cover are tightened by internal and external threads; the upper part 11 of the cover, the heating wire 13 and the lower part 12 of the cover are combined and placed inside the sleeve, and the vertical rod 16 is from bottom to top Through the through hole in the middle of the pressing rod 1, the rotating rod 10 is located outside the sleeve.

A sealing ring 14 is also provided between the upper part 11 of the cover and the lower part 12 of the cover to ensure the sealing of the inside thereof.

The ferrule 8 is fastened by bolts 18 and nuts 19 to tightly fix the two sub-sleeves 7 together.

There are multiple thickness blocks 5 with different thicknesses, such as 0.5mm, 1mm, 2mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm and so on.

Now the mechanical device using method that can manufacture experimental aircraft residual ice provided by the present invention is set forth as follows:

1. First, apply a layer of hydrophobic coating on the upper surface of the bottom plate 4, and then screw the lower ends of the two columns 2 in Fig. 1 to the two screw holes on both sides of the bottom plate 4;

2. Assemble the sleeve in Figure 3, install the two sealing strips 9 at the joints of the two sub-sleeves 7, put the ferrule 8 in the positioning groove on the outer circumference of the sub-sleeve 7, and Fastened by bolts 18 and nuts 19;

3. Select the thickness block 5 with a suitable thickness as shown in Figure 2 according to the needs of the experiment, and then fix the thickness block 5 on the bottom plate 4 through the cooperation of the positioning point at the center of the bottom surface of the thickness block 5 and the positioning groove 6 on the bottom plate 4;

4. Put the above combined sleeve on the upper surface of the bottom plate 4 located outside the thickness block 5;

5. Put the heating wire 13 in Figure 4 into the spiral positioning groove of the lower part 12 of the cover, and then lead the two ends of the heating wire 13 upwards from the two openings of the upper part 11 of the cover and fix them on the terminal 20, Afterwards, the upper part 11 of the cover and the lower part 12 of the cover are tightened by internal and external threads, and a sealing ring 14 is added between the two to ensure sealing;

6. Insert the vertical rod 15 of the upper part 11 of the cover in Figure 4 into the through hole in the middle of the pressure rod 1 in Figure 1, and at the same time align the through holes at both ends of the pressure rod 1 with the upper ends of the two columns 2 and insert them through the nut 3 Fasten the column 2 to ensure that the lower end of the sleeve fits closely with the upper surface of the bottom plate 4;

7. Insert the rotating rod 10 in Fig. 4 into the radial hole 17 of the vertical rod 16 on the upper part 11 of the cover, and use the rotating rod 10 to rotate the cover so that the lower surface fits the thickness block 5;

8. Inject water into the device through any water injection hole 21 at the edge of the lower part 12 of the cover in Figure 4. When the water overflows from another water injection hole 21, it means that the water injection is complete;

9. Put the device into the freezing equipment to complete the process of freezing water and forming ice flakes between the lower part 12 of the cover and the upper surface of the bottom plate 4;

10. After the freezing is completed, take the device out of the freezing equipment;

11. Loosen nut 3 first, then loosen bolt 18 and nut 19, and remove ferrule 8;

12. Separate the sub-sleeve 7 from both sides to complete the disengagement of the side of the ice sheet;

13. Due to the effect of the hydrophobic coating on the upper surface of the base plate 4, the adhesive force of the lower surface of the ice sheet is smaller than that of the upper surface, so when the cover is removed, the lower surface of the ice sheet can be quickly detached from the upper surface of the base plate 4 Open, at this time the ice flakes are bonded on the lower part 12 of the lid;

14. Turn on the terminal 20 and heat the heating wire 13. After the upper surface of the borneol is heated, it will be disengaged from the lower part 12 of the cover. At this time, the borneol can be taken out.

Claims (4)

1. A mechanical device capable of manufacturing experimental aircraft residual ice, characterized in that: said mechanical device comprises a main body, a thickness block (5), a sleeve and a cover; wherein the main body comprises a depression bar (1), a column ( 2), the nut (3) and the bottom plate (4), the upper and lower ends of the upright column (2) are provided with external threads; Screw holes, a positioning groove (6) is formed in the depression on the surface of the middle part; the pressure rod (1) is arranged horizontally, and a through hole extending along the up and down direction is formed on both sides and the middle part respectively, and the upper ends of the two upright columns (2) respectively pass through The two through holes located on both sides on the pressure rod (1) are fixed by nuts (3); the thickness block (5) is a star-shaped structure composed of three rods, and the center of the bottom surface is provided with a downward protruding and can be inserted into the The positioning point in the positioning groove (6) on the bottom plate (4); the sleeve includes two sub-sleeves (7), at least one ferrule (8) and two sealing strips (9); wherein the sub-sleeves (7) are Semi-circular tubular arc-shaped plate, two sub-sleeves (7) are assembled to form a circular tube, at least one circumferential positioning groove is formed on the outer peripheral surface of each sub-sleeve (7), and each positioning groove is covered with a sleeve hoop (8), and a sealing strip (9) is installed at the joint of the two sub-sleeves (7); ) to compress; the lid includes a rotating rod (10), a lid top (11), a lid bottom (12) and a heating wire (13); wherein the lid top (11) is fixed on the lid (15) and the lower end of the lid ( 15) The vertical rod (16) in the middle of the top surface is composed of external threads formed on the outer peripheral surface of the cover (15), and two openings for penetrating the two ends of the heating wire (13) and fixing the electric heating wire are formed on the top surface. The terminal (20) at the outer end of the wire (13); the top of the vertical rod (16) is formed with a radial hole (17); the rotating rod (10) is inserted in the radial hole (17); the opening of the lower part of the cover (12) Facing upward, a helical positioning groove for placing the heating wire (13) is formed on the inner bottom surface, an internal thread is formed on the inner peripheral surface, and an upper and lower penetrating groove is respectively formed on the edge of the peripheral wall of the lower part of the cover (12). The water injection hole (21), the upper part of the cover (11) and the lower part of the cover (12) are screwed through internal and external threads; the upper part of the cover (11), the heating wire (13) and the lower part of the cover (12) are combined and placed inside the sleeve, The vertical rod (16) passes through the through hole in the middle part of the pressure rod (1) from bottom to top, and the rotating rod (10) is located outside the sleeve. 2. The mechanical device capable of producing experimental aircraft residual ice according to claim 1, characterized in that: a sealing ring (14) is also provided between the upper part of the cover (11) and the lower part of the cover (12). 3. The mechanical device capable of manufacturing experimental aircraft residual ice according to claim 1, characterized in that: the hoop (8) is fastened by bolts (18) and nuts (19). 4. The mechanical device capable of manufacturing experimental aircraft residual ice according to claim 1, characterized in that: there are multiple thickness blocks (5) with different thicknesses.