阅读说明：本技术 一种飞机厨房烤箱油垢的清洗装置及清洗方法 (cleaning device and cleaning method for grease dirt of airplane kitchen oven ) 是由 叶丰 朱焕钦 李国辉 李敏聪 何裕轩 张志杰 郑建成 刘明德 于 2019-10-18 设计创作，主要内容包括：本发明公开了一种飞机厨房烤箱油垢的清洗装置及清洗方法,所述的清洗装置包括台架,台架包括一个水平的工作台面和一个立面,所述的工作台面上设置有用于放置烤箱的移动小车,所述移动小车包括一个滑台和底座,所述滑台与所述底座之间为可移动连接,所述移动小车的底座靠近所述立面的一端即前端通过转轴与所述的工作台面转动连接,所述底座中后端的底部连接有伸缩筒,所述的立面上安装有清洗面板,并且所述的清洗面板与所述的移动小车对应设置,所述的清洗面板上安装有清洁喷头组以及与所述的烤箱配套的密封组件。本发明可以提高飞机厨房烤箱油垢的清洗维护效率。(The invention discloses cleaning devices and cleaning methods for oil stains of an aircraft galley oven, wherein each cleaning device comprises a rack, each rack comprises horizontal working platforms and vertical surfaces, a movable trolley for placing the oven is arranged on each working platform, each movable trolley comprises sliding tables and a base, each sliding table is movably connected with the corresponding base, the base of each movable trolley is connected with the corresponding working platform through a rotating shaft at the end, namely the front end, close to each vertical surface, of each vertical surface in a rotating mode, the bottom of the middle rear end of each base is connected with a telescopic cylinder, a cleaning panel is arranged on each vertical surface and corresponds to the corresponding movable trolley, and a cleaning spray head group and a sealing assembly matched with the oven are arranged on each cleaning panel.)

1, aircraft kitchen oven grease dirt's belt cleaning device, including rack (1), rack (1) including horizontally table surface (1a) and facade (1b), its characterized in that table surface (1a) on be provided with travelling car (2) that are used for placing oven (10), travelling car (2) include slip table (2b) and base (2a), slip table (2b) with be movable connection between base (2a), base (2a) of travelling car (2) are close to end promptly of facade (1b) the front end through pivot (2d) with table surface (1a) rotate and be connected, the bottom of rear end is connected with telescopic tube (2e) in base (2a), facade (1b) on install and wash panel (3), and wash panel (3) with travelling car (2) correspond the setting, wash panel (3) on install and clean shower nozzle group and the supporting of oven (10).

2. An aircraft galley oven grease cleaning apparatus according to claim 1, further comprising: base (2a) on be equipped with slide rail (2c), slip table (2b) lower extreme be equipped with the gyro wheel, the gyro wheel is located in slide rail (2c) and can follow slide rail (2c) are reciprocal to be rolled, constitute slip table (2b) with the swing joint of base (2 a).

3. An aircraft galley oven grease cleaning apparatus according to claim 1, further comprising: the cleaning panel (3) is also provided with a contact type microswitch.

4. An aircraft galley oven grease cleaning apparatus according to claim 1, further comprising: the vertical surface (1b) is provided with a support, the support is provided with an infrared position detector (4), and the infrared position detector (4) corresponds to the side surface of the oven (10).

5. An aircraft galley oven grease cleaning apparatus according to claim 1, further comprising: table surface (1a) below be provided with cleaning solution storage tank (5), clean shower nozzle group with cleaning solution storage tank (5) intercommunication, clean shower nozzle group still be linked together with the water pipe.

6. The cleaning device for the grease dirt of the aircraft kitchen oven according to the claim 5 is characterized in that a waste liquid tank (6) and a waste liquid discharging pipe (7) are further arranged below the working platform, a filter screen (11) is arranged between the movable trolley (2) and the vertical surface (1b), the lower end of the filter screen (11) is communicated with the waste liquid discharging pipe (7), and the other end of the waste liquid discharging pipe (7) is communicated with the inside of the waste liquid tank (6).

7. The cleaning device for the grease dirt of the airplane kitchen oven according to the claim 6 is characterized in that water outlets (1c) are further formed in the working platform surface (1a), and the water outlets (1c) are communicated with a sewer.

8. The cleaning device for the grease dirt of the aircraft kitchen oven according to the claim 1 is characterized in that a plurality of moving trolleys (2) and a same number of cleaning panels (3) are arranged on the working platform surface (1a), and each moving trolley (2) and the corresponding cleaning panel (3) form groups.

9, A method for cleaning oven grease by using the cleaning device of any of claims 1 to 8, which is characterized by comprising the steps of,

s1, detaching an plate of an oven (10), and fixing the oven (10) on a sliding table (2b) of a movable trolley (2);

s2, the oven (10) moves along with the sliding table (2b) to enable the oven (10) to be in sealing fit with the cleaning panel (3);

s3, spraying a mixture of atomized cleaning liquid and water into the oven (10) through a cleaning nozzle group, enabling the mixture to be attached to each wall surface in the oven (10), carrying out an emulsification reaction on the mixture and oil dirt in the oven (10) within a set time of a system, and collecting waste liquid at the bottom of the oven (10) after the emulsification reaction is finished;

s4, the oven (10) moves backwards along with the sliding table (2b), so that the oven (10) is separated from the cleaning panel (3), the telescopic cylinder (2e) jacks up the movable trolley (2) from the lower part, the movable trolley (2) is turned over around the central line of the rotating shaft (2d) to be in an inclined state, and waste liquid in the oven (10) flows out of the interior of the oven (10);

s5, the telescopic cylinder (2e) retracts to enable the movable trolley (2) to recover the horizontal state, and the oven (10) moves forwards along with the sliding table (2b) to enable the oven (10) to be attached to the cleaning panel (3) in a sealing mode again;

s6, spraying water into the oven (10) through the cleaning spray nozzle group, and carrying out circulating water washing according to the time set by the system;

s7, after the water washing is finished, the oven (10) moves backwards along with the sliding table (2b), so that the oven (10) is separated from the washing panel (3), the telescopic cylinder (2e) jacks up the movable trolley (2) from the lower part again, the movable trolley (2) is turned to be in an inclined state around the central line of the rotating shaft, and waste liquid in the oven (10) flows out;

s8, the telescopic cylinder (2e) retracts to enable the movable trolley (2) to recover the horizontal state, and the cleaning is completed.

10. The method of claim 9, wherein the oven grease cleaning step comprises: in the step S4 and the step S7, the movable trolley (2) is turned over to be in an inclined state that the surface of the sliding table (2b) and the horizontal plane form an angle of 28-46 degrees.

Technical Field

The invention relates to cleaning devices for oil stains of an airplane kitchen oven, and also relates to cleaning methods for cleaning the oil stains of the oven by using the equipment.

Background

The oven is a main food processing device on a civil aviation aircraft, the food equipped on the civil aviation aircraft is rich in a large amount of grease, the grease can be gasified into oil smoke in the use process of the oven, the oil smoke can be directly attached to the inner wall of the oven to form layers of grease, the oil smoke can be polymerized with unsaturated grease to form dense grease with strong binding force on the inner wall of the oven, along with the frequent use of the oven, the grease generated in the processing of the food can be tightly attached to the inner cavity wall surface of the oven and a heating appliance, the normal working temperature of the oven can reach 300 ℃, the grease can be accumulated to fixed amount, the oven can be used again to generate smoke to pollute air, even the grease can be caused to spontaneously combust, and therefore, in order to ensure the safety of the aircraft, the oven in a kitchen can be periodically detached for cleaning and maintenance.

The cleaning and maintenance work of the oven is usually carried out in an aircraft maintenance workshop, and the cleaning work accounts for a large proportion in the whole maintenance process. In the prior art, maintenance personnel usually prepare a corresponding amount of strong base cleaning agent first and scrape the inner cavity of the oven manually by using a scraper knife, a scrubbing brush and the like. The cleaning mode has high labor intensity and low working efficiency, and is easy to damage the protective coating of the inner cavity wall of the oven. In addition, the used strong base cleaning agent can be dispersed on the spot and is difficult to clean, thus polluting the workshop environment and increasing the cleaning burden of the workshop environment.

Disclosure of Invention

The invention aims to solve the technical problem of providing cleaning devices for the oil stain of the airplane kitchen oven, which are used for cleaning the oil stain of the oven.

The second technical problem to be solved by the invention is to provide cleaning methods for cleaning oven oil stains by using the cleaning device, thereby improving oven cleaning efficiency.

To solve the th technical problem, the technical scheme adopted by the invention is as follows:

belt cleaning device of aircraft kitchen oven grease dirt, the on-line screen storage device comprises a rack, the rack includes horizontally table surface and facade, table surface on be provided with the travelling car that is used for placing the oven, the travelling car includes slip tables and base, the slip tables with be portable connection between the base, the base of travelling car is close to end of facade be the front end through the pivot with table surface rotate to be connected, the bottom of rear end is connected with the telescopic tube in the base, the facade on install and wash the panel, and wash the panel with the travelling car correspond the setting, wash the panel on install clean shower nozzle group and with the supporting seal assembly of oven.

The invention also has the following preferred design:

the base on be equipped with the slide rail, slip table lower extreme be equipped with the gyro wheel, the gyro wheel is located in the slide rail and can follow the slide rail is reciprocal to be rolled, constitutes the slip table with the portable connection of base.

The cleaning panel is also provided with a contact type microswitch which can be used for monitoring whether the cleaning panel is contacted with the oven or not.

The facade on install the support, be provided with infrared position detector on the support, infrared position detector corresponds the side setting of oven, infrared position detector is used for cooperating contact micro-gap switch, the two combines whether monitoring oven and washing panel are sealed laminates.

Table surface below be provided with the cleaning solution storage tank, clean shower nozzle group with the cleaning solution storage tank intercommunication, clean shower nozzle group still be linked together with the water pipe, the water pipe provides the running water, pressure range 0.4 ~ 0.7 MPa.

A waste liquid box and a waste liquid discharge pipe are arranged below the working table surface and used for collecting waste liquid generated after the oven is cleaned, a filter screen is arranged between the movable trolley and the vertical surface, the lower end of the filter screen is communicated with the waste liquid discharge pipe, and the other end of the waste liquid discharge pipe is communicated with the interior of the waste liquid box.

In order to facilitate cleaning of the working table top, water outlets are further formed in the working table top and are communicated with a sewer.

The working table is provided with a plurality of moving trolleys and cleaning panels with the same number, each moving trolley and the corresponding cleaning panel form groups, and the cleaning work of the oven oil dirt can be carried out at multiple stations.

To solve the second technical problem, the technical solution adopted by the present invention is as follows:

A method for cleaning oil stain on oven, which comprises the following steps,

s1, detaching an plate of an oven, and fixing the oven on a sliding table of a movable trolley;

s2, the oven moves along with the sliding table, so that the oven is in sealing fit with the cleaning panel;

s3, spraying an atomized mixture of cleaning liquid and water into the oven through the cleaning spray head group, enabling the mixture to be attached to each wall surface in the oven, carrying out an emulsion reaction on the mixture and oil dirt in the oven within a set time of a system, and collecting waste liquid at the bottom of the oven after the emulsion reaction is finished;

s4, the oven moves backwards along with the sliding table, so that the oven is separated from the cleaning panel, the telescopic cylinder jacks up the movable trolley from the lower part, the movable trolley is turned to be in an inclined state around the central line of the rotating shaft, and waste liquid in the oven flows out of the interior of the oven;

s5, retracting the telescopic cylinder to enable the movable trolley to recover the horizontal state, and enabling the oven to move forwards along with the sliding table to enable the oven to be sealed and attached to the cleaning panel again;

s6, spraying water into the oven through the cleaning spray nozzle group, and carrying out circulating water washing according to the time set by the system;

s7, after the water washing is finished, the oven moves backwards along with the sliding table to separate the oven from the cleaning panel, the telescopic cylinder jacks the movable trolley from the lower part again to enable the movable trolley to turn to be in an inclined state around the central line of the rotating shaft, and waste liquid in the oven flows out;

s8, retracting the telescopic cylinder to enable the movable trolley to recover the horizontal state, and finishing cleaning.

Preferably, in the step S4 and the step S7, the moving trolley is turned to a state that the surface of the sliding table is inclined at an angle of 28 to 46 degrees with the horizontal plane.

Compared with the prior art, the invention has the following remarkable effects:

1. the invention improves the cleaning efficiency of the aircraft kitchen oven and can be matched with controllers such as a single chip microcomputer and the like to realize full-automatic cleaning.

2. According to the oven cleaning device and the oven cleaning method, in the oven oil stain cleaning process, cleaning liquid and waste liquid after emulsification of the oil stain are collected and treated in a centralized manner, so that environmental pollution is avoided, and the oven cleaning device and the oven cleaning method have an environment-friendly effect.

3. The method for cleaning the oil stain of the oven can not damage the protective coating on the inner cavity wall of the oven, and can reduce the oven damage rate caused by the oven cleaning and maintaining process.

Drawings

The invention is further described in with reference to the following figures and embodiments:

FIG. 1 is a schematic illustration of a prior art aircraft galley oven showing the oven cavity configuration in perspective with dashed and wavy lines corresponding to the perspective areas;

FIG. 2 is a front view of an apparatus for cleaning aircraft galley oven grease of the present invention showing two cleaning stations, including ovens;

FIG. 3 is a top plan view of the aircraft galley oven grease cleaning apparatus of FIG. 2;

FIG. 4 is a side view of the aircraft galley oven grease cleaning apparatus of the present invention with the traveling carriage tilted to include an oven;

FIG. 5 is a side view of the aircraft galley oven grease cleaning apparatus, schematically illustrated in an operational position without the oven;

FIG. 6 is a side view of the aircraft galley oven grease cleaning apparatus, the view being a schematic illustration of an operational state including an oven positioned in sealing engagement with a cleaning panel;

FIG. 7 is a side view of the aircraft galley oven grease cleaning apparatus, shown in an operational position with the oven in a position separated from the cleaning panel;

FIG. 8 is a side view of the grease cleaning device for the kitchen oven of an aircraft, which is a schematic view of the working state thereof, including the oven, with the travelling carriage inclined;

FIG. 9 is a schematic view of the working principle of the grease cleaning device for the kitchen oven of an aircraft, which is a front view;

fig. 10 is a control schematic of an aircraft galley oven grease cleaning apparatus with six cleaning stations.

Detailed Description

The following is a further description of specific embodiments of the invention taken in conjunction with the drawings and the examples.

As shown in fig. 1, the prior art aircraft galley oven 10 is a rectangular parallelepiped, and the oven 10 to be cleaned, which is removed from the aircraft galley, requires cleaning of five walls of the interior cavity.

As shown in fig. 2 to 4, kinds of cleaning devices for the grease dirt of the airplane kitchen oven according to the present invention are provided with two cleaning stations as a preferred embodiment.

Cleaning device include rack 1, rack 1 includes horizontally table surface 1a and facade 1b, is provided with travelling car 2 that is used for placing oven 10 on table surface 1a, travelling car 2 includes slip tables 2b and base 2a, is movably connected between slip table 2b and the base 2a, base 2a of travelling car 2 is close to end that facade 1b is the front end and is connected with table surface 1a rotation through pivot 2d, the bottom of rear end is connected with telescopic tube 2e in the base 2a, installs cleaning panel 3 on facade 1b, and cleaning panel 3 with travelling car 2 correspond the setting, install cleaning nozzle group and with the supporting seal assembly of oven 10 on cleaning panel 3 as preferred, cleaning nozzle group includes big nozzle 3a for the water spray time of water washing, still includes side nozzle 3b and little nozzle 3c, side nozzle 3b is used for the water spray, little nozzle 3c is used for the spray, and the equal nozzle of side nozzle 3b and little nozzle 3c are the clean spray water pipe 3a, and the clean spray water pipe is provided 0.5 MPa, and the clean spray water pipe is linked together, cleaning nozzle 3a, cleaning solution water pipe is provided with the spray water pipe and is 0.7.4 MPa.

The movable connection of the sliding table 2b and the base 2a in the embodiment is realized by the following structure:

as shown in fig. 5 to 8, a slide rail 2c is disposed on the base 2a, a roller is disposed at the lower end of the sliding table 2b, and the roller is located in the slide rail 2c and can roll along the slide rail 2c in a reciprocating manner.

The cleaning panel 3 is further provided with a contact type microswitch, the vertical face 1b is provided with a support, the support is provided with an infrared type position detector 4, the infrared type position detector 4 corresponds to the side face of the oven 10, and the infrared type position detector and the contact type microswitch are combined to monitor whether the oven 10 is in sealing fit with the cleaning panel 3.

As shown in fig. 2, 4, 5 and 9, a cleaning liquid storage tank 5, a waste liquid tank 6, a waste liquid discharging pipe 7 and a sewer discharging pipe 8 are arranged below the working platform 1a, a filter screen 11 is arranged between the movable trolley 2 and the vertical surface 1b, the lower end of the filter screen 11 is communicated with the waste liquid discharging pipe 7, the other end of the waste liquid discharging pipe 7 is communicated with the interior of the waste liquid tank 6, water outlets 1c are also formed in the working platform 1a, the water outlets 1c are communicated with a sewer through the sewer discharging pipe 8, strong alkali cleaning agent is stored in the cleaning liquid storage tank 5, and the cleaning agent can enable vegetable oil to be dispersed into countless fine liquid drops in water without being gathered into large oil drops, so that the oil and the water are not layered any more, the formed emulsion stability is enhanced, an emulsification reaction is formed, and the fine liquid drops formed after emulsification can flow along with the water, thereby.

In other embodiments, a plurality of moving trolleys 2 and a corresponding number of cleaning panels 3 can be arranged on the working platform surface 1a, each moving trolley 2 and the corresponding cleaning panel 3 form groups, as shown in fig. 10, the oven oil stain cleaning control principle diagram comprises 6 cleaning stations, namely, 6 moving trolleys and 6 cleaning panels, and each nozzle of the cleaning nozzle group is controlled to be opened, closed and sprayed with liquid by a respective electromagnetic valve 12.

In this embodiment, the reciprocating motion of the sliding table of the moving trolley 2, the telescopic motion of the telescopic cylinder, and the liquid spraying motion of the cleaning nozzle group are controlled by the programmable controller to execute the motions according to the system setting. The programmable controller is a singlechip, a PLC controller and the like.

The cleaning method of the oven oil dirt comprises the following steps:

s1, detaching an plate of the oven 10, and fixing the oven 10 on a sliding table 2b of the movable trolley 2;

s2, the oven 10 moves along with the sliding table 2b, so that the oven 10 is in sealing fit with the cleaning panel 3;

s3, spraying an atomized mixture of cleaning liquid and water into the oven 10 through the cleaning spray head group, enabling the mixture to be attached to each wall surface in the oven 10, carrying out an emulsion reaction on the mixture and oil dirt in the oven 10 within a set time of a system, and collecting waste liquid at the bottom of the oven 10 after the emulsion reaction is finished;

s4, the oven 10 moves backwards along with the sliding table 2b, so that the oven 10 is separated from the cleaning panel 3, the telescopic cylinder 2e jacks up the moving trolley 2 from the lower part, the moving trolley 2 is turned to be in an inclined state around the central line of the rotating shaft 2d, and waste liquid in the oven 10 flows out of the oven 10;

s5, retracting the telescopic cylinder 2e to enable the movable trolley 2 to be in a horizontal state, and enabling the oven 10 to move forwards along with the sliding table 2b, so that the oven 10 is sealed and attached to the cleaning panel 3 again;

s6, spraying water into the oven 10 through the cleaning spray head group, and carrying out circulating water washing according to the time set by the system;

s7, after the washing is finished, the oven 10 moves backwards along with the sliding table 2b, so that the oven 10 is separated from the cleaning panel 3, the telescopic cylinder 2e jacks the movable trolley 2 from the lower part again, the movable trolley 2 is turned to be in an inclined state around the central line of the rotating shaft, and waste liquid in the oven 10 flows out;

s8, retracting the telescopic cylinder 2e to enable the movable trolley 2 to recover the horizontal state, and finishing cleaning.

In the above steps S4 and S7, the dolly 2 is turned over to a state where the surface of the slide table 2b is inclined at an angle of 28 ° to 46 ° with respect to the horizontal plane, so that the waste liquid in the oven can flow out.

The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.