Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the not enough of prior art, provide a safe and sanitary intelligent food delivery unmanned aerial vehicle.
The technical scheme adopted by the invention for solving the technical problems is as follows: a safe and sanitary intelligent meal delivery unmanned aerial vehicle comprises a machine body, a propeller, a support and a cleaning mechanism, wherein a meal placing chamber is arranged below the machine body, a meal placing table is arranged in the meal placing chamber, the meal placing table is horizontally arranged at the bottom of the meal placing chamber, and the cleaning mechanism is arranged in the meal placing chamber;
the cleaning mechanism comprises a moving assembly, a cleaning assembly and two lifting assemblies, the two lifting assemblies are respectively arranged at two sides of the dining room, the moving assembly is arranged between the two lifting assemblies, the cleaning assembly is arranged below the moving assembly, and the two lifting assemblies are symmetrically arranged relative to the moving assembly;
the lifting assembly comprises a lifting chamber, a first motor, a screw rod and a sliding block, wherein the first motor, the screw rod and the sliding block are arranged in the lifting chamber, the screw rod is vertically arranged, the first motor is in transmission connection with the screw rod, a threaded hole is formed in the sliding block, the screw rod penetrates through the sliding block through the threaded hole, the screw rod is in threaded connection with the sliding block, a first strip-shaped opening is vertically formed in the side wall of the lifting chamber, the sliding block is located in the first strip-shaped opening, the sliding block is matched with the first strip-shaped opening, the sliding block slides up and down along the first strip-shaped opening, the sliding block extends out of the;
the moving assembly comprises a moving chamber, a second motor, a driving wheel, a belt and a driven wheel, wherein the second motor, the driving wheel, the belt and the driven wheel are arranged in the moving chamber, the moving chamber is arranged between the two sliding blocks, the second motor is in transmission connection with the driving wheel, the driving wheel is in transmission connection with the driven wheel through the belt, the belt is horizontally arranged, a second strip-shaped opening is horizontally arranged on the bottom surface of the moving chamber, the belt is opposite to the second strip-shaped opening, the belt extends out of the moving chamber through the second strip-shaped opening, and the cleaning assembly is arranged below the belt;
the cleaning assembly comprises a cleaning chamber, a third motor, a driving wheel, two switching units and two cleaning units, wherein the third motor, the driving wheel, the two switching units and the two cleaning units are arranged in the cleaning chamber;
the switching unit comprises a driving rod, a driving block and a guide unit, the driving block is positioned in the guide unit and is in sliding connection with the guide unit, one end of the driving rod is hinged with the position, away from the circle center, of the driving wheel, the other end of the driving rod is hinged with the driving block, the driving wheel drives the driving block to move up and down through the driving rod, two openings are formed in the bottom surface of the cleaning chamber, the two driving blocks respectively extend out of the cleaning chamber through the two openings, and the two cleaning units are respectively arranged on the two driving blocks;
the cleaning unit comprises a rotating shaft and a roller, the rotating shaft is horizontally arranged on one side of the driving block and is vertical to the belt, the roller and the rotating shaft are coaxially arranged, and the roller rotates along the rotating shaft; in the two cleaning units, a sponge layer stained with cleaning liquid is arranged on the periphery of the roller of one of the cleaning units, and a sponge layer stained with clean water is arranged on the periphery of the roller of the other cleaning unit.
Preferably, in order to place or take food, the two sides of the dining table are provided with slide rails, the slide rails are positioned between the dining table and the bottom surface of the dining room, and the dining table is connected with the bottom surface of the dining room in a sliding manner through the slide rails.
Preferably, in order to improve the moving stability of the dining table, the bottom surface of the dining table is provided with a limiting wheel, the limiting wheel is positioned in the slide rail, and the limiting wheel is in rolling connection with the slide rail.
Preferably, in order to avoid the food from polluting the dining table due to shaking, two protection assemblies are arranged on two sides in the dining chamber and are symmetrically arranged relative to the dining chamber, each protection assembly comprises an air cylinder and an inflation bag, the air cylinder is horizontally arranged between one side of the dining chamber and the inflation bag, and an air rod of the air cylinder is fixedly connected with the inflation bag.
Preferably, in order to improve the sliding stability of the sliding block, a guide groove is vertically formed in the inner wall of one side of the lifting chamber, a plurality of guide wheels are arranged on the sliding block and located in the guide groove, and the guide wheels are matched with the guide groove and are in sliding connection with the guide groove.
Preferably, in order to ensure the sliding speed of the sliding block, the material of the screw rod is stainless steel.
Preferably, in order to improve the sliding precision and the stability of the sliding process of the driving block, the guide unit includes two guide rods parallel to each other, the driving block is located between the two guide rods, and the driving block is slidably connected with the two guide rods respectively.
Preferably, in order to ensure the stability of the sliding of the driving block, the surfaces of the guide rod and the driving block are coated with wear-resistant paint.
Preferably, in order to improve the stability of the machine body, the bottom of the support is provided with a rubber pad.
Preferably, the rotating shaft is in threaded connection with the driving block in order to facilitate cleaning of the sponge layer.
The safe and sanitary intelligent meal delivery unmanned aerial vehicle has the advantages that impurities such as oil stains, dust and the like on the surface of a meal placing table can be regularly cleaned through the cleaning mechanism, the sanitary degree in the meal placing chamber is improved, bacteria or viruses are prevented from growing in the meal placing chamber, the health of people is prevented from being influenced, and the use safety and the practicability of the unmanned aerial vehicle are improved.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the safe and sanitary intelligent unmanned meal delivery vehicle comprises a machine body 1, a propeller 2 and a support 3, wherein a meal placing chamber 4 is arranged below the machine body 1, a meal placing table 5 is arranged in the meal placing chamber 4, the meal placing table 5 is horizontally arranged at the bottom of the meal placing chamber 4, and the unmanned meal delivery vehicle further comprises a cleaning mechanism, and the cleaning mechanism is arranged in the meal placing chamber 4;
can regularly clean impurity such as greasy dirt, dust to putting dining-table 5 surface through clean mechanism, improved the sanitary degree of putting in the dining room 4, avoid putting and foster bacterium or virus in the dining room 4 to avoid influencing people's healthy, and then improved security and the practicality that unmanned aerial vehicle used.
The cleaning mechanism comprises a moving component, a cleaning component and two lifting components, the two lifting components are respectively arranged at two sides of the dining room 4, the moving component is arranged between the two lifting components, the cleaning component is arranged below the moving component, and the two lifting components are symmetrically arranged relative to the moving component;
as shown in fig. 2, the lifting assembly includes a lifting chamber 6, and a first motor 7, a screw rod 8 and a slider 9 which are arranged in the lifting chamber 6, the screw rod 8 is vertically arranged, the first motor 7 is in transmission connection with the screw rod 8, a threaded hole is formed in the slider 9, the screw rod 8 passes through the slider 9 through the threaded hole, the screw rod 8 is in threaded connection with the slider 9, a first strip-shaped opening is vertically arranged on a side wall of the lifting chamber 6, the slider 9 is located in the first strip-shaped opening, the slider 9 is matched with the first strip-shaped opening, the slider 9 slides up and down along the first strip-shaped opening, the slider 9 extends out of the lifting chamber 6 through the first strip-shaped opening, and the two sliders 9 are arranged opposite to;
when the first motor 7 drives the screw rod 8 to rotate, one end of the sliding block 9 is sleeved on the screw rod 8, and the other end of the sliding block is clamped in the first strip-shaped opening, so that the first strip-shaped opening limits the rotation of the sliding block 9, and the sliding block 9 moves up and down along the screw rod 8.
As shown in fig. 3, the moving assembly includes a moving chamber 10, and a second motor 11, a driving wheel 12, a belt 13 and a driven wheel 14 which are arranged in the moving chamber 10, the moving chamber 10 is arranged between the two sliders 9, the second motor 11 is in transmission connection with the driving wheel 12, the driving wheel 12 is in transmission connection with the driven wheel 14 through the belt 13, the belt 13 is horizontally arranged, a second strip-shaped opening is horizontally arranged on the bottom surface of the moving chamber 10, the belt 13 is arranged opposite to the second strip-shaped opening, the belt 13 extends out of the moving chamber 10 through the second strip-shaped opening, and the cleaning assembly is arranged below the belt 13;
when the second motor 11 drives the driving pulley 12 to rotate, the driving pulley 12 drives the driven pulley 14 to rotate through the belt 13, so that the belt 13 moves horizontally.
As shown in fig. 4, the cleaning assembly includes a cleaning chamber 15, a third motor 16 disposed in the cleaning chamber 15, a driving wheel 17, two switching units, and two cleaning units located below the cleaning chamber 15, wherein the third motor 16 is in transmission connection with the driving wheel 17, the two switching units are respectively disposed at two sides of the driving wheel 17, the two switching units are symmetrically disposed about the driving wheel 17, the two cleaning units are symmetrically disposed about the driving wheel 17, and the driving wheel 17 is in transmission connection with the two cleaning units through the two switching units;
the switching unit comprises a driving rod 18, a driving block 19 and a guide unit, the driving block 19 is positioned in the guide unit, the driving block 19 is connected with the guide unit in a sliding manner, one end of the driving rod 18 is hinged with the position, far away from the circle center, of the driving wheel 17, the other end of the driving rod 18 is hinged with the driving block 19, the driving wheel 17 drives the driving block 19 to move up and down through the driving rod 18, two openings are formed in the bottom surface of the cleaning chamber 15, the two driving blocks 19 extend out of the cleaning chamber 15 through the two openings respectively, and the two cleaning units are arranged on the two driving blocks 19 respectively;
the cleaning unit comprises a rotating shaft 20 and a roller 21, wherein the rotating shaft 20 is horizontally arranged on one side of the driving block 19, the rotating shaft 20 is perpendicular to the belt 13, the roller 21 and the rotating shaft 20 are coaxially arranged, the roller 21 rotates along the rotating shaft 20, and a sponge layer is arranged on the periphery of the roller 21.
When the third motor 16 drives the driving wheel 17 to rotate, the driving wheel 17 drives the corresponding driving block 19 to move upwards through one of the driving rods 18, so that the corresponding rotating shaft 20 and the roller 21 move upwards, and simultaneously, the driving wheel 17 drives the corresponding driving block 19 to move downwards through the other driving rod 18, so that the other set of the corresponding rotating shaft 20 and the roller 21 move downwards.
As shown in fig. 1, the two sides of the dining table 5 are provided with slide rails 22, the slide rails 22 are located between the dining table 5 and the bottom surface of the dining room 4, and the dining table 5 is slidably connected with the bottom surface of the dining room 4 through the slide rails 22.
When food needs to be placed, the dining table 5 can be drawn out from the dining room 4 along the slide rails 22, and after the food is placed on the dining table 5, the dining table 5 is pushed into the dining room 4 along the slide rails 22; when food needs to be taken, the dining table 5 can be pulled out from the dining room 4 along the slide rails 22, and compared with the method of directly placing food in the dining room 4 or taking food from the dining room 4, the dining table is more convenient and humanized.
Preferably, in order to improve the moving stability of the dining table 5, the bottom surface of the dining table 5 is provided with a limiting wheel, the limiting wheel is positioned in the slide rail 22, and the limiting wheel is connected with the slide rail 22 in a rolling way.
The slide rails 22 limit the movement range of the dining table 5 by the limiting wheels, so that the dining table 5 is prevented from shifting during movement, and the movement stability of the dining table 5 is improved.
As shown in figure 1, two sides in the dining room 4 are provided with protection components, the two protection components are symmetrically arranged about the dining room 4, the protection components comprise an air cylinder 23 and an inflatable bag 24, the air cylinder 23 is horizontally arranged between one side of the dining room 4 and the inflatable bag 24, and an air rod of the air cylinder 23 is fixedly connected with the inflatable bag 24.
After placing food on putting dining-table 5, two cylinders 23 push airbag 24 to food simultaneously, carry on spacingly to it from the both sides of food respectively, avoid food to put dining-table 5 because of taking place to rock and pollute at unmanned aerial vehicle flight in-process.
As shown in fig. 2, a guide groove is vertically formed in the inner wall of one side of the lifting chamber 6, a plurality of guide wheels 25 are arranged on the slider 9, the guide wheels 25 are located in the guide groove, and the guide wheels 25 are matched with and slidably connected with the guide groove.
The guide groove can further limit the movement range of the slider 9 by the guide wheel 25, thereby improving the stability of the slider 9 in sliding.
Preferably, the material of the lead screw 8 is stainless steel in order to ensure the sliding speed of the slide block 9.
Because the stainless steel is difficult by the corruption, so can slow down the speed that lead screw 8 was corroded for lead screw 8 surface keeps smooth for a long time, avoids because of the screens phenomenon that the friction produced, makes slider 9 remove smoothly, fast, thereby guarantees slider 9's translation rate.
As shown in fig. 4, the guiding unit includes two guiding rods 26 parallel to each other, the driving block 19 is located between the two guiding rods 26, and the driving block 19 is slidably connected to the two guiding rods 26 respectively.
The parallel guide rods 26 can limit the motion track of the driving block 19 within a certain range, so that the driving block 19 is prevented from shifting in the sliding process, and the sliding precision and the stability of the driving block 19 in the sliding process can be improved.
Preferably, in order to ensure the stability of the sliding of the driving block 19, the surfaces of the guide rod 26 and the driving block 19 are coated with wear-resistant paint.
The guide rod 26 and the driving block 19 are easy to wear due to long-term friction, and the wear-resistant coating can reduce the wear between the guide rod and the driving block 19, so that the guide rod and the driving block can always slide in a tight fit manner, the driving block 19 is prevented from deviating, and the sliding stability of the driving block 19 is ensured.
Preferably, a rubber pad is disposed at the bottom of the support 3 to improve the stability of the body 1.
Because rubber has great coefficient of friction, can increase the frictional force between support 3 and ground, when unmanned aerial vehicle descends subaerial, rocking of reducible fuselage 1 to improve the steadiness of fuselage 1.
Preferably, the shaft 20 is threadedly coupled to the driving block 19 for facilitating cleaning of the sponge layer.
The shaft 20 can be unscrewed from the driving block 19 to remove the sponge layer for cleaning.
Firstly, starting the lifting component, the lifting component drives the moving component and the cleaning component to move downwards simultaneously until the cleaning component is close to the dining table 5, then starting the cleaning component, making one group of the rotating shaft 20 and the roller 21 move upwards and not contact with the dining table 5, and the sponge layer on the roller 21 is stained with clear water, and the other group of the rotating shaft 20 and the roller 21 move downwards and contact with the dining table 5, and the sponge layer on the roller 21 is stained with cleaning liquid, then, the moving component works, making the belt 13 move horizontally, thereby driving the sponge layer stained with the cleaning liquid to wipe back and forth along the dining table 5, firstly removing oil stains on the dining table 5, then, starting the cleaning component again, making the sponge layer and the corresponding roller 21 separate from the dining table 5, and making the other sponge layer stained with clear water contact with the dining table 5, and starting the moving component again, make the sponge layer that is stained with the clear water along putting dining-table 5 and making a round trip to clean, wipe spot and cleaning solution in the lump to realized putting the cleanness of impurity such as greasy dirt, dust on dining-table 5 surface, improved the sanitary degree of putting in the dining room 4, avoided putting and grown up bacterium or virus in the dining room 4, thereby avoid influencing people's healthy, and then improved security and practicality that unmanned aerial vehicle used.
Compared with the prior art, this intelligent food delivery unmanned aerial vehicle of safety and sanitation, can be regularly to putting the greasy dirt on dining-table 5 surface through clean mechanism, impurity such as dust cleans, the sanitary degree in putting dining-table 4 has been improved, it produces bacterium or virus to avoid putting 4 interior foster dining-table, thereby avoid influencing people's healthy, and then security and the practicality that unmanned aerial vehicle used have been improved, and compare in current clean mechanism, this clean mechanism is earlier cleaned with the cleaning solution, it cleans to switch the clear water again, clean effect is better.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.