Cleaning device for pore channels in aircraft parts
By combining flexible clamping plate positioning with microporous high-pressure jetting and self-priming sewage discharge technology, the problems of liquid accumulation and pressure attenuation in deep and long channel cleaning are solved, achieving efficient and stable channel cleaning results.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-03-24
AI Technical Summary
Traditional cleaning methods are ineffective at removing dirt from deep, curved, or complex internal structures in aircraft parts, and the lack of a simultaneous drainage system leads to liquid accumulation and pressure drop, affecting the cleaning effect.
The system uses an elastic clamping plate to quickly position and fix the cylinder, and uses microporous high-pressure jets to flush the inner wall of the channel. At the same time, it discharges sewage in real time through a self-priming sewage discharge mechanism, forming a dynamic cleaning cycle and avoiding pressure drop caused by liquid accumulation.
It significantly improves the cleaning intensity and cleanliness of deep and long channels, prevents pollutant residue, simplifies the operation process, reduces the intensity of manual intervention, and reduces environmental pollution.
Smart Images
Figure CN224025870U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to aircraft parts cleaning technical field, specifically, relate to a kind of aircraft parts internal hole cleaning device. BACKGROUND
[0002] In aircraft parts manufacturing and maintenance, the cleanliness of internal hole directly affects the assembly accuracy and service life of parts. The traditional cleaning method depends on high-pressure water gun direct impact or chemical soaking, but the deep, curved or complex structure of inner wall hole is difficult to effectively remove the deep dirt due to serious water flow pressure attenuation; manual fixing device has poor positioning stability, which is easy to cause flushing deviation, and the cleaning and sewage process is separated, liquid accumulation can cause secondary attachment of pollutants, further reducing the cleaning effect.
[0003] In the prior art, some improved schemes use multi-hole nozzle design, but the nozzle diameter is too large, the jet flow is dispersed and the flushing intensity is insufficient, which cannot form uniform and high-pressure impact. At the same time, there is no synchronous sewage structure matched with the depth of the hole, and the sewage retention leads to the rise of liquid level and the continuous decline of flushing pressure, which is difficult to maintain the continuous and efficient cleaning of deep and long hole. Therefore, aiming at the above technical problems, an aircraft parts internal hole cleaning device is proposed. UTILITY MODEL CONTENT
[0004] The utility model aims at providing an aircraft parts internal hole cleaning device, which quickly positions and fixes the cylinder by using elastic clamping plate, and uses micro-hole high-pressure jet flow to flush the inner wall of the hole, combines with synchronous self-suction sewage to discharge sewage in real time, forms dynamic cleaning cycle in deep and long hole, effectively avoids pressure attenuation caused by liquid accumulation, improves cleaning intensity and prevents pollutants from remaining.
[0005] The utility model realizes the following technical scheme:
[0006] An aircraft parts internal hole cleaning device, comprising a mounting plate mounted on the outside of an aircraft part, wherein the outside of the aircraft part is provided with a hole to be cleaned, a cavity is formed in the inside of the mounting plate on both sides, a second chute is formed on the lower side of the cavity, a positioning mechanism is mounted on the inside of the cavity, a clamping plate is fixedly connected to the bottom of the positioning mechanism, and the clamping plate abuts against the inside of the hole to be cleaned, a fixed cylinder is fixedly connected to the center of the mounting plate, and the fixed cylinder is located inside the hole to be cleaned, a plurality of groups of micro-holes are arranged in a ring shape on the outside of the fixed cylinder, a cleaning box and a sewage tank are fixedly connected to the outside of the mounting plate, a cleaning mechanism is mounted on the inside of the cleaning box, and a sewage mechanism is mounted on the inside of the sewage tank.
[0007] Preferably, the positioning mechanism comprises a sliding block, a tension spring and a connecting block, the sliding block is slidingly connected to the inner side of the cavity, the tension spring is fixedly connected to the inner side of the cavity, and the end of the tension spring is fixedly connected to one side of the sliding block, the bottom of the sliding block is fixedly connected with the connecting block, and the connecting block is slidingly connected to the inner side of the second sliding groove, and the clamping plate is fixedly connected with the connecting block.
[0008] Preferably, the upper side of the cavity is provided with a first sliding groove, the upper side of the sliding block is fixedly connected with a control rod, and the control rod is slidingly connected to the inner side of the first sliding groove.
[0009] Preferably, the outer side of the cleaning box is fixedly connected with an adding pipe.
[0010] Preferably, the cleaning mechanism comprises an output pump and an inlet pipe, the output pump is fixedly connected to the inner side of the cleaning box, and the inlet pipe is fixedly connected to the outer side of the output pump, and the end of the inlet pipe extends into the inner side of the fixed cylinder.
[0011] Preferably, the outer side of the sewage tank is threadedly connected with a cover.
[0012] Preferably, the sewage mechanism comprises a self-priming pump and a suction pipe, the self-priming pump is fixedly connected to the inner side of the sewage tank, and the suction pipe is fixedly connected to the outer side of the self-priming pump, and the end of the suction pipe sequentially penetrates through the outer side of the sewage tank and the fixed cylinder and is close to the innermost side of the to-be-cleaned hole.
[0013] The technical scheme of the utility model has at least the following beneficial effects:
[0014] The utility model discloses a kind of aircraft parts internal hole cleaning devices, and the cooperation of elastic clamping plate and tension spring realizes quick positioning installation, ensure that fixed cylinder and to-be-cleaned hole are accurately aligned, avoid cleaning deviation, simultaneously, water flow is converted into intensive high-pressure jet by using micropore design, significantly enhance scouring intensity, can be in-depth hole and cover complex inner wall structure, effectively remove stubborn dirt, in addition, sewage is pumped in real time by synchronous self-priming sewage function, maintain hole internal liquid level dynamic balance, prevent pressure attenuation and secondary attachment of pollutant, ensure that scouring effect is durable and stable, overall structure is compact, operation process is simplified, both improve long hole cleaning efficiency, and reduce artificial intervention intensity, simultaneously, reduce environmental pollution by closed waste liquid collection, give consideration to cleaning quality and operation safety. ACCURACY OF DRAWINGS
[0015] Figure 1 It is overall structure schematic view of the utility model;
[0016] Figure 2 It is Figure 1 Enlarged view of A;
[0017] Figure 3 for Figure 1 enlarged view of B;
[0018] Figure 4 for Figure 1 enlarged view of C;
[0019] Fig. 1, aircraft parts; 2, to be cleaned channel; 3, mounting plate; 4, cavity; 5, first sliding groove; 6, second sliding groove; 7, sliding block; 8, tension spring; 9, connecting block; 10, clamping plate; 11, control rod; 12, fixed cylinder; 13, micro hole; 14, cleaning tank; 15, adding pipe; 16, output pump; 17, inlet pipe; 18, sewage tank; 19, cover; 20, self-priming pump; 21, suction pipe. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0021] Please refer to Figures 1-4 The utility model provides a kind of aircraft parts internal channel cleaning device, including the mounting plate 3 being mounted to the aircraft parts 1 outside, the outside of aircraft parts 1 is provided with to be cleaned channel 2, the inside of the both sides of mounting plate 3 is provided with cavity 4, the downside of cavity 4 is provided with second sliding groove 6, the inside of cavity 4 is installed with positioning mechanism, the bottom of positioning mechanism is fixedly connected with clamping plate 10, and clamping plate 10 is abutted to the inside of to be cleaned channel 2, the central part of mounting plate 3 is fixedly connected with fixed cylinder 12, and fixed cylinder 12 is located inside to be cleaned channel 2, the outside of fixed cylinder 12 is provided with multiple groups of annular arrangement micro hole 13, the outside of mounting plate 3 is fixedly connected with cleaning tank 14 and sewage tank 18, the inside of cleaning tank 14 is installed with cleaning mechanism, the inside of sewage tank 18 is installed with sewage mechanism.
[0022] Positioning mechanism includes sliding block 7, tension spring 8 and connecting block 9, sliding block 7 is limitingly and slidingly connected to the inside of cavity 4, tension spring 8 is fixedly connected to the inside of cavity 4, and the tail end of tension spring 8 is fixedly connected to one side of sliding block 7, the bottom of sliding block 7 is fixedly connected with connecting block 9, and connecting block 9 is slidingly connected to the inside of second sliding groove 6, clamping plate 10 and connecting block 9 are fixedly connected, the expansion and contraction of clamping plate 10 can be synchronously controlled by the sliding of sliding block 7, to realize the quick installation and disassembly of device.
[0023] The upper side of the cavity 4 is provided with a first sliding groove 5, the upper side of the sliding block 7 is fixedly connected with a control rod 11, the control rod 11 is slidingly connected to the inner side of the first sliding groove 5, the end of the control rod 11 protrudes out of the first sliding groove 5, and the sliding position of the sliding block 7 in the cavity 4 can be accurately adjusted by manually pushing the end of the control rod 11.
[0024] The outside of the cleaning tank 14 is fixedly connected with an adding pipe 15, and clean water or cleaning agent can be added into the cleaning tank 14 through the adding pipe 15.
[0025] The cleaning mechanism comprises an output pump 16 and a through pipe 17, the output pump 16 is fixedly connected to the inside of the cleaning tank 14, the through pipe 17 is fixedly connected to the outside of the output pump 16, and the end of the through pipe 17 extends into the inside of the fixed cylinder 12, and the output pump 16 pressurizes and delivers the cleaning liquid into the fixed cylinder 12 through the through pipe 17 to form a high-pressure jet.
[0026] The outside of the sewage tank 18 is threadedly connected with a cover 19, and the sewage tank 18 can be cleaned by rotating and opening the cover 19.
[0027] The sewage mechanism comprises a self-suction pump 20 and a suction pipe 21, the self-suction pump 20 is fixedly connected to the inside of the sewage tank 18, the suction pipe 21 is fixedly connected to the outside of the self-suction pump 20, the end of the suction pipe 21 sequentially passes through the outside of the sewage tank 18 and the fixed cylinder 12 and is close to the innermost side of the to-be-cleaned channel 2, and the self-suction pump 20 stores the sewage in the channel through the suction pipe 21.
[0028] The working principle of the cleaning device for internal hole of aircraft parts based on the embodiment is that when the device is used to clean the internal hole of the aircraft parts, first, the two control rods 11 are manually actuated to drive the two groups of sliding blocks 7 to slide inward in the cavity 4, at this time, the sliding blocks 7 stretch the tension springs 8 to move to the limit position and abut against the inner wall of the cavity 4, then the fixed cylinder 12 is vertically inserted into the hole 2 of the aircraft part 1 to be cleaned, at the same time, the two groups of clamping plates 10 can be aligned with the outer opening of the hole 2 to be cleaned and inserted, then the control rod 11 is released, the elastic restoring force of the tension spring 8 drives the sliding block 7 to slide reversely, the clamping plate 10 is driven by the connecting block 9 to tightly adhere to the outer surface of the aircraft part 1, the stable installation of the device and the hole 2 to be cleaned is realized, when the internal cleaning of the hole 2 to be cleaned is performed, first, the output pump 16 in the cleaning box 14 is started, the cleaning agent or clean water is injected into the fixed cylinder 12 through the inlet pipe 17, because the micro-holes 13 on the outer wall of the fixed cylinder 12 are small in diameter, the liquid forms a high-speed jet under the action of high pressure, and the internal wall of the hole 2 to be cleaned is washed in all directions, at the same time, the self-suction pump 20 in the sewage tank 18 continuously sucks the sewage in the hole through the suction pipe 21, so that the washing pressure is prevented from being attenuated due to the rising of the liquid level, after the cleaning is completed, the cover 19 is disassembled, and the waste liquid in the sewage tank 18 can be concentrated and treated, in this way, through the synergistic effect of high-pressure washing and synchronous sewage treatment, the cleaning efficiency and cleanliness of the deep hole are significantly improved.
[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. An aircraft component internal bore cleaning device, characterized by: The utility model provides an aircraft part cleaning device, including the installation board (3) installed outside the aircraft part (1), the outside of aircraft part (1) is opened with the hole (2) to be cleaned, the inside of both sides of installation board (3) is opened with cavity (4), the downside of cavity (4) is opened with second chute (6), the inside of cavity (4) is installed with positioning mechanism, the bottom of positioning mechanism is fixedly connected with the clamping plate (10), and the clamping plate (10) is abutted to the inside of the hole (2) to be cleaned, the central part of installation board (3) is fixedly connected with fixed cylinder (12), and fixed cylinder (12) is located inside the hole (2) to be cleaned, the outside of fixed cylinder (12) is opened with the micro -hole (13) of annular arrangement, the outside of installation board (3) is fixedly connected with cleaning box (14) and blowdown tank (18), the inside of cleaning box (14) is installed with cleaning mechanism, the inside of blowdown tank (18) is installed with blowdown mechanism.
2. An aircraft component internal bore cleaning device as claimed in claim 1, wherein: The positioning mechanism includes a sliding block (7), a tension spring (8), and a connecting block (9), the sliding block (7) is limitingly and slidingly connected to the inside of the cavity (4), the tension spring (8) is fixedly connected to the inside of the cavity (4), and the end of the tension spring (8) is fixedly connected to one side of the sliding block (7), the bottom of the sliding block (7) is fixedly connected with the connecting block (9), and the connecting block (9) is slidingly connected to the inside of the second chute (6), the clamping plate (10) and the connecting block (9) are fixedly connected.
3. An aircraft component internal bore cleaning device as claimed in claim 2, wherein: The upper side of the cavity (4) is provided with a first sliding groove (5), the upper side of the sliding block (7) is fixedly connected with a control rod (11), and the control rod (11) is slidingly connected to the inside of the first sliding groove (5), and the end of the control rod (11) protrudes out of the first sliding groove (5).
4. An aircraft component internal bore cleaning device as defined in claim 1, wherein: The outside of the cleaning box (14) is fixedly connected with an adding pipe (15).
5. An aircraft component internal bore cleaning device as defined in claim 1, wherein: The cleaning mechanism includes an output pump (16) and an inlet pipe (17), the output pump (16) is fixedly connected to the inside of the cleaning box (14), and the inlet pipe (17) is fixedly connected to the outside of the output pump (16), and the end of the inlet pipe (17) extends into the inside of the fixed cylinder (12).
6. An aircraft component internal bore cleaning device as defined in claim 1, wherein: The outside of the blowdown tank (18) is threadedly connected with a cover (19).
7. An aircraft component internal bore cleaning device as claimed in claim 1, wherein: The blowdown mechanism includes a self-priming pump (20) and a suction pipe (21), the self-priming pump (20) is fixedly connected to the inside of the blowdown tank (18), the suction pipe (21) is fixedly connected to the outside of the self-priming pump (20), and the end of the suction pipe (21) sequentially passes through the outside of the blowdown tank (18) and the fixed cylinder (12) and approaches the innermost side of the hole (2) to be cleaned.