garbage can

Abstract

The present invention discloses a bag taking and bag opening loading mechanism, which includes a fixing part, a bag taking assembly and a bag opening assembly installed on the fixing part, the bag taking assembly includes a first driver, a first transmission assembly connected to the first driver, and a bag taking part connected to the first transmission assembly, the bag opening assembly includes a second driver, a second transmission assembly connected to the second driver, and a bag opening part connected to the second transmission assembly, the first driver drives the bag taking part to move in a first direction through the first transmission assembly to take out a garbage bag, the second driver drives the bag opening part to move in a second direction through the second transmission assembly to connect with the garbage bag and open the garbage bag, the first direction and the second direction are coplanar and non-parallel. The present invention also provides a trash can including the above-mentioned bag taking and bag opening loading mechanism. Compared with the related art, the bag taking and bag opening loading mechanism and the trash can provided by the present invention have a simple structure, high bag taking and bag opening efficiency, and are easy to use.

Description

Technical Field

[0001] The invention relates to the technical field of waste treatment, in particular to a garbage can. Background Art

[0002] In daily life, people generate various garbage. In order to keep the environment clean and tidy, people usually put garbage bags on garbage cans to collect garbage. When the garbage bags are full, they take out the garbage bags filled with garbage and put on new garbage bags. However, users have to put on new garbage bags every time after taking out the old garbage bags, which is troublesome and inconvenient.

[0003] Therefore, it is necessary to provide a new bag taking and bag opening loading mechanism and a trash can with a simple structure, high bag taking and bag opening efficiency and convenient use to solve the above problems. Summary of the invention

[0004] In view of the deficiencies in the prior art, the object of the present invention is to provide a new bag taking and bag opening loading mechanism and a trash can which have a simple structure, high bag taking and bag opening efficiency and are easy to use.

[0005] To achieve the above object, the present invention provides the following technical solution:

[0006] A bag taking and bag opening loading mechanism is used for taking out and opening a garbage bag in a garbage bag box, comprising a fixing, a bag taking assembly and a bag opening assembly mounted on the fixing, the bag taking assembly comprising a first driver, a first transmission assembly connected to the first driver, and a bag taking member connected to the first transmission assembly, the bag opening assembly comprising a second driver, a second transmission assembly connected to the second driver, and a bag opening member connected to the second transmission assembly, wherein the first driver drives the bag taking member to move in a first direction via the first transmission assembly to take out the garbage bag, and the second driver drives the bag opening member to move in a second direction via the second transmission assembly to connect to the garbage bag and open the garbage bag, and the first direction and the second direction are coplanar and non-parallel.

[0007] Preferably, the first transmission assembly includes a first rotating shaft connected to the first driver, a first gear mounted on the first rotating shaft, a second rotating shaft arranged parallel to the first rotating shaft, a second gear mounted on the second rotating shaft, a first transmission member connecting the first gear and the second gear, and a first guide rail arranged parallel to the first transmission member, the bag taking member can be slidably mounted on the first guide rail and connected to the first transmission member, the first rotating shaft and the second rotating shaft can be rotatably mounted on two oppositely arranged fixing members, respectively, and the first transmission member and the first guide rail are arranged along the first direction.

[0008] Preferably, the second transmission assembly includes a third rotating shaft connected to the second driver, a third gear mounted on the third rotating shaft, a fourth rotating shaft arranged parallel to the third rotating shaft, a fourth gear mounted on the fourth rotating shaft, a second transmission member connecting the third gear and the fourth gear, and a second guide rail arranged parallel to the second transmission member, the bag opening member can be slidably mounted on the second guide rail and connected to the second transmission member, the third rotating shaft and the fourth rotating shaft can be rotatably mounted on two relatively arranged fixing members, respectively, and the second transmission member and the second guide rail are arranged along the second direction.

[0009] Preferably, the bag taking component comprises a bag taking rod and a first adhesive component provided on the surface of the bag taking rod, and the bag opening component comprises a bag opening rod and a second adhesive component provided on the surface of the bag opening rod, and the first adhesive component and the second adhesive component are both self-adhesive stickers or tapes.

[0010] A trash can comprises an outer shell with a accommodating space, a trash bag box mounted on the outer shell, and a bag taking and opening loading mechanism as described in any of the above, wherein the trash bag box comprises a box body and a trash bag exposed from the box body, the first driver drives the bag taking member to move in the first direction through the first transmission assembly to take out the trash bag, and the second driver drives the bag opening member to move in the second direction through the second transmission assembly to connect with the trash bag and open the trash bag.

[0011] Preferably, it also includes an upper cover assembly arranged on the outer shell and located above the receiving space, and an inner barrel arranged in the receiving space, the garbage bag includes an open end and a closed end, the bag taking and bag opening and loading mechanism is arranged between the upper cover assembly and the inner barrel, and when the bag taking and bag opening and loading mechanism opens the open end, the closed end is located above the inner barrel.

[0012] Preferably, it also includes a lifting assembly connecting the outer shell and the inner barrel, the upper cover assembly includes a bottom shell fixedly mounted on the outer shell, a middle shell rotatably connected to the bottom shell, and a bag opening plate rotatably mounted on the middle shell, the bag opening plate is located above the opening end, and when the lifting assembly drives the inner barrel to move toward the bottom shell, the inner barrel pushes the bag opening plate to press the garbage bag against the inner wall of the inner barrel.

[0013] Preferably, it also includes an exhaust component installed on the outer shell, and the inner barrel includes an exhaust hole connected to the exhaust component, and the exhaust component extracts air between the garbage bag and the inner barrel through the exhaust hole to make the garbage bag adhere to the inner barrel.

[0014] Preferably, the upper cover assembly also includes a fourth driver installed on the bottom shell, an upper shell arranged at one end of the middle shell away from the bottom shell and fixedly connected to the middle shell, a cover plate embedded in the upper shell and rotatably connected to the upper shell, and a fifth driver driving the cover plate to rotate, the fourth driver is connected to the middle shell to drive the middle shell to rotate, and the fifth driver is installed on the middle shell.

[0015] Preferably, the upper cover assembly also includes a circuit board, an infrared sensor and a button electrically connected to the circuit board, the fourth driver and the fifth driver are electrically connected to the circuit board respectively, the button is used to control the operation of the fourth driver, and the infrared sensor is arranged on the upper shell and is used to control the operation of the fifth driver.

[0016] In summary, compared with the prior art, the bag taking and bag opening loading mechanism provided by the present invention, through the bag taking component and the bag opening component, drives the bag taking component and the bag opening component to work in sequence through the first driver and the second driver, so that new garbage bags are sequentially taken and opened, has a simple structure, high bag taking and bag opening efficiency, is easy to use, and has a high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure of the bag-taking and bag-opening loading mechanism and the garbage bag box provided by the present invention;

[0018] Figure 2 A schematic diagram of the three-dimensional structure of a bag taking component and a bag opening component of the bag taking and bag opening loading mechanism provided by the present invention;

[0019] Figure 3 A schematic diagram of the three-dimensional structure of a trash can provided by the present invention;

[0020] Figure 4 A schematic diagram of the three-dimensional structure of the trash can provided by the present invention;

[0021] Figure 5 A schematic diagram of the exploded three-dimensional structure of the upper cover assembly of the trash can provided by the present invention;

[0022] Figure 6 This is a schematic diagram of the three-dimensional structure of the inner barrel of the trash can provided by the present invention;

[0023] Figure 7 A schematic diagram of the three-dimensional structure of the lifting assembly of the trash can provided by the present invention;

[0024] Figure 8 for Figure 7 A schematic diagram of the three-dimensional structure of the lifting assembly shown at another angle. DETAILED DESCRIPTION

[0025] The present invention is described in detail below in conjunction with the accompanying drawings and embodiments. The following experimental examples and embodiments are used to further illustrate but not limit the present invention.

[0026] Please refer to Figure 1 and Figure 2 The present invention provides a bag taking and bag opening loading mechanism 100, which is used to take out and open the garbage bag in the garbage bag box 50. Specifically, the bag taking and bag opening loading mechanism 100 includes a fixing member 10, a bag taking assembly 20 and a bag opening assembly 30 installed on the fixing member 10.

[0027] In this embodiment, the bag taking and bag opening loading mechanism 100 includes three fixing members 10, two L-shaped columnar fixing blocks 10 are arranged at intervals, another L-shaped strip-shaped fixing block 10 is arranged opposite to the two fixing blocks 10, and one end of the bag taking assembly 20 and the bag opening assembly 30 is mounted on the two L-shaped columnar fixing blocks 10, and the other end is mounted on the L-shaped strip-shaped fixing block 10. In other embodiments, the fixing member 10 may be a ring frame structure.

[0028] The bag taking assembly 20 includes a first driver 21, a first transmission assembly 22 connected to the first driver 21, and a bag taking member 23 connected to the first transmission assembly 22. The first transmission assembly 22 includes a first rotating shaft 221 connected to the first driver 21, a first gear 222 mounted on the first rotating shaft 221, a second rotating shaft 223 arranged parallel to the first rotating shaft 221, a second gear 224 mounted on the second rotating shaft 223, a first transmission member 225 connecting the first gear 222 and the second gear 224, and a first guide rail 226 arranged parallel to the first transmission member 225, the first rotating shaft 221 and the second rotating shaft 223 are rotatably mounted on two oppositely arranged L-shaped cylindrical fixing blocks 10, and the first transmission member 225 and the first guide rail 226 are both arranged along the first direction 1.

[0029] The bag taking member 23 includes a bag taking rod body 231, a first sliding part 232 provided at both ends of the bag taking rod body 231, and a first connecting part 233 provided on the first sliding part 232. The first sliding part 232 is slidably mounted on the first guide rail 226, and the first connecting part 233 is fixedly connected to the first transmission member 225. An adhesive member is provided on the bag taking rod body 231 to adhere to the garbage bag. Optionally, the adhesive member is a sticker or a tape.

[0030] The bag opening assembly 30 includes a second driver 31, a second transmission assembly 32 connected to the second driver 31, and a bag opening member 33 connected to the second transmission assembly 32. The second transmission assembly 32 includes a third rotating shaft 321 connected to the second driver 31, a third gear 322 mounted on the third rotating shaft 321, a fourth rotating shaft 323 arranged parallel to the third rotating shaft 321, a fourth gear 324 mounted on the fourth rotating shaft 323, a second transmission member 325 connecting the third gear 321 and the fourth gear 324, and a second guide rail 326 arranged parallel to the second transmission member 325. The third rotating shaft 321 and the fourth rotating shaft 323 are rotatably mounted on two oppositely arranged fixing members 10, respectively, and the second transmission member 325 and the second guide rail 326 are arranged along the second direction 2.

[0031] The bag opening member 33 includes a bag opening rod 331, a second sliding portion 332 provided at both ends of the bag opening rod 331, and a second connecting portion 333 provided on the second sliding portion 332. The second sliding portion 332 is slidably mounted on the second guide rail 326, and the second connecting portion 333 is fixedly connected to the second transmission member 325. The bag opening rod 331 is provided with an adhesive member on the surface opposite to the bag taking rod 231 to adhere to the garbage bag and open the garbage bag. Optionally, the adhesive member is a sticker, tape or other adhesive material.

[0032] Among them, the first driver 21 drives the bag taking part 23 to move in the first direction 1 through the first transmission assembly 22 to take out the garbage bag; the second driver 31 drives the bag opening part 33 to move in the second direction 2 through the second transmission assembly 32 to connect with the garbage bag and open the garbage bag, and the first direction 1 and the second direction 2 are coplanar and non-parallel. It can be understood that the bag taking part 23 and the bag opening part 33 move on two non-parallel planes respectively, the first direction 1 and the second direction 2 are respectively included in these two planes, the plane where the first direction 1 is located is an inclined plane, and the plane where the second direction 2 is located is a horizontal plane, therefore, the movement path of the bag taking part 13 has a height difference, and the garbage bag box 50 is located at the lowest point of the movement path to pick up the garbage bag; the highest point of the movement path is close to or coincides with the movement path of the bag opening part 33, so as to open the garbage bag.

[0033] During the operation of the bag taking and bag opening loading mechanism 100, the first driver 21 first drives the first rotating shaft 221 to rotate, and then drives the second rotating shaft 223 to rotate through the first gear 222, the first transmission member 225 and the second gear 224 in sequence, so that the bag taking member 23 moves along the first guide rail 226 from a direction away from the garbage bag to a direction close to the garbage bag, and finally the bag taking member 23 sticks to the garbage bag and returns to its original position; after the bag taking assembly 20 completes the bag taking operation, the second driver 31 drives the third rotating shaft 321 to rotate, and then drives the fourth rotating shaft 323 to rotate through the third gear 322, the second transmission member 325 and the fourth gear 324 in sequence, so that the bag opening member 33 moves along the second guide rail 326 from a direction away from the bag taking member 23 to a direction close to the bag taking member 23, and finally the bag opening member 33 sticks to the garbage bag and returns to its original position.

[0034] It should be noted that, during the return process of the bag opening member 33, because the two opposite sides of the open end of the garbage bag are respectively bonded to the bag taking member 23 and the bag opening member 33, the bag opening member 33 completes the bag opening operation of the garbage bag during the return process.

[0035] In this embodiment, the first driver 21 and the second driver 31 are both motors, and the first transmission member 225 and the second transmission member 325 are both belts. In other embodiments, the first transmission member 225 and the second transmission member 325 may be chains.

[0036] Please refer to Figures 3 to 8 The present invention also provides a trash can 1000. The trash can 1000 includes a shell 40 having a receiving space 101, a trash bag box 50 mounted on the shell 40, the bag taking and bag opening loading mechanism 100, an upper cover assembly 60 disposed on the shell 40 and located above the receiving space 101, an inner barrel 70 disposed in the receiving space 101, a lifting assembly 80 connecting the shell 40 and the inner barrel 70, and an air extraction assembly 90 mounted on the shell 40.

[0037] The garbage bag box 50 includes a box body 51 and a garbage bag (not shown) exposed from the box body 51. There are multiple garbage bags, which are separated and folded in the box body 51, and the open ends of the garbage bags are exposed from the box body 51. When a garbage bag is glued and pulled out, the closed end of the previous garbage bag drives the open end of the next garbage bag to be exposed from the box body 51.

[0038] Preferably, the bag taking and bag opening loading mechanism 100 is arranged between the upper cover assembly 60 and the inner barrel 70. After the bag taking and bag opening loading mechanism 100 opens the open end of the garbage bag, the closed end of the garbage bag is located above the inner barrel 70.

[0039] During the operation of the bag taking and opening loading mechanism 100, the first driver 21 drives the bag taking component 23 to move in the first direction 1 through the first transmission assembly 22 to take out the garbage bag, and the second driver 31 drives the bag opening component 33 to move in the second direction 2 through the second transmission assembly 32 to connect with the garbage bag and open the garbage bag.

[0040] The upper cover assembly 60 includes a bottom shell 61 fixedly mounted on the housing 40, a middle shell 62 rotatably connected to the bottom shell 61, a bag opening plate 63 rotatably mounted on the middle shell 62, a third driver 64 mounted on the bottom shell 61, an upper shell 65 disposed at one end of the middle shell 62 away from the bottom shell 61 and fixedly connected to the middle shell 62, a cover plate 66 embedded in the upper shell 65 and rotatably connected to the upper shell 65, a fourth driver 67 driving the cover plate 66 to rotate, a circuit board (not shown), and an infrared sensor 68 and a button 69 electrically connected to the circuit board. The bag opening plate 63 includes a pressing plate 631, a fifth rotating shaft 632 disposed on one side of the pressing plate 631, and a convex plate 633 disposed on the side of the fifth rotating shaft 632 away from the pressing plate 631, and the fifth rotating shaft 632 is rotatably mounted on the middle shell 62.

[0041] When the garbage bag is opened, the bag opening plate 63 is located above the opening end of the garbage bag; when the lifting assembly 80 drives the inner barrel 70 to move toward the bottom shell 61, the inner barrel 70 pushes the convex plate 633 of the bag opening plate 63 to rotate the pressing plate 631 toward the opening of the garbage bag and press the garbage bag against the inner wall of the inner barrel 70. In other words, the bag opening plate 63 cooperates with the inner barrel 70 to clamp the opened garbage bag to the inner barrel 70.

[0042] Preferably, in this embodiment, the number of the bag opening plates 63 is two, and the two bag opening plates 63 are arranged opposite to each other in the receiving space 101. Of course, this is not a limitation of the present invention, and in other embodiments, the number of the bag opening plates 63 may also be one, three or four.

[0043] The third driver 64 is connected to the middle shell 62 to drive the middle shell 62 to rotate, and the fourth driver 67 is installed on the middle shell 62. It should be noted that in this embodiment, the rotation direction of the middle shell 62 is the same as the rotation direction of the cover plate 66, and the infrared sensor 68 is arranged on the side of the upper shell 65 away from the rotation axis. The circuit board is provided with a controller, and the infrared sensor 68 and the fourth driver 67 are electrically connected to the controller respectively. When the infrared sensor 68 senses that someone is approaching the trash can 1000, the infrared sensor 68 sends a sensing signal to the controller, and the controller sends a working signal to the fourth driver 67 according to the sensing signal to make it work, and the fourth driver 67 drives the cover plate 66 to open for people to throw garbage.

[0044] When the garbage bag needs to be replaced, the button 69 can be pressed, and then the third driver 64 drives the middle shell 62 to rotate and open, so that a person can take out the full garbage bag.

[0045] Please refer to Figures 6 to 8 The inner barrel 70 includes a barrel body 71 with an opening, a protrusion 72 provided at the opening of the barrel body 71, a fixing column 73 protruding from the inner bottom wall of the barrel body 71, and a through hole 74 penetrating the fixing column 73. The fixing column 73 is a hollow cylinder with an opening at one end and a closed end at the other end. The through hole 74 is provided at the closed end of the fixing column 73. The protrusion 72 is provided corresponding to the protrusion plate 633 of the bag opening plate 63, so as to push the protrusion plate 633 when the inner barrel 70 moves toward the bottom shell 61.

[0046] The lifting assembly 80 includes a base plate 81 fixedly connected to the bottom wall of the housing 40, a third guide rail 82 fixedly provided on the base plate 81, a lifting frame 83 slidably connected to the third guide rail 82, and a driving mechanism 84 for driving the lifting frame 83 to slide. The lifting frame 83 includes a frame 831, a mounting groove 832 provided at one end of the frame 831, a slide groove provided at the other end of the frame 831, a tube body 833 provided on the bottom wall of the mounting groove 832, and a tube hole 834 surrounded by the tube body 833. The frame 831 is slidably connected to the third guide rail 82 through the slide groove.

[0047] The barrel body 71 of the inner barrel 70 is installed in the installation groove 832, and the open end of the fixing column 73 is sleeved in the tube body 833, so that the inner barrel 70 is stably installed on the lifting frame 83, and the lifting frame 83 can drive the inner barrel 70 to move up and down. At this time, the through hole 74 of the inner barrel 70 and the tube hole 834, the tube hole 834 is connected to the exhaust component 90 through the air pipe, and the exhaust component 90 is connected to the exhaust hole 41. The exhaust component 90 extracts the air between the garbage bag and the barrel body 71 through the air pipe, the tube hole 833 and the through hole 74 and discharges it outside the garbage can 1000 through the exhaust hole 41, so that the garbage bag is attached to the inner barrel 70. Optionally, the exhaust component 90 is a fan.

[0048] The lifting mechanism 84 includes a fifth driving device 85 fixed to the base plate 81, a screw 842 connected to the fifth driving device 85, a driving block 843 connected to the screw 842, and two movable rods 844 rotatably connected to the driving block 843. One of the movable rods 844 is rotatably connected to the base plate 81, and the other movable rod 844 is rotatably connected to the lifting frame 83. When the fifth driver 85 is working, it drives the screw 842 to rotate, and the screw 842 acts on the driving block 843 through the thread to drive the two movable rods 844 to move, so that the two movable rods 844 push the lifting frame to move up and down. Of course, this is only one factual form of the present invention, and other lifting structures that can drive the inner barrel 70 to rise and fall are also within the protection scope of the present invention.

[0049] Compared with the prior art, the bag taking and bag opening loading mechanism 100 provided by the present invention, through the bag taking component 20 and the bag opening component 30, drives the bag taking component and the bag opening component to work in sequence through the first driver 24 and the second driver 34, so as to sequentially take and open new garbage bags, has a simple structure, high bag taking and bag opening efficiency, is easy to use, and has a high degree of automation.

[0050] The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A trash can, characterized in that: The utility model comprises a shell with a receiving space, a garbage bag box installed on the shell, a bag taking and bag opening loading mechanism, an upper cover assembly arranged on the shell and located above the receiving space, an inner barrel arranged in the receiving space, and a lifting assembly connecting the shell and the inner barrel; The garbage bag box comprises a box body and a garbage bag exposed from the box body; The bag taking and bag opening loading mechanism is used for taking out and opening the garbage bag in the box body, and the bag taking and bag opening loading mechanism comprises a fixing part, a bag taking component and a bag opening component installed on the fixing part, the bag taking component comprises a first driver, a first transmission component connected to the first driver, and a bag taking component connected to the first transmission component, and the bag opening component comprises a second driver, a second transmission component connected to the second driver, and a bag opening component connected to the second transmission component, wherein the first driver drives the bag taking component to move in a first direction through the first transmission component to take out the garbage bag, and the second driver drives the bag opening component to move in a second direction through the second transmission component to connect with the garbage bag and open the garbage bag, and the first direction and the second direction are coplanar and non-parallel; The garbage bag comprises an open end and a closed end, the bag taking and bag opening and loading mechanism is arranged between the upper cover assembly and the inner barrel, and when the bag taking and bag opening and loading mechanism opens the open end, the closed end is located above the inner barrel; The upper cover assembly includes a bottom shell fixedly mounted on the outer shell, a middle shell rotatably connected to the bottom shell, and a bag opening plate rotatably mounted on the middle shell, the bag opening plate is located above the opening end, the bag opening plate includes a pressing plate, a fifth rotating shaft arranged on one side of the pressing plate, and a convex plate arranged on a side of the fifth rotating shaft away from the pressing plate, and the fifth rotating shaft is rotatably mounted on the middle shell; When the lifting assembly drives the inner barrel to move toward the bottom shell, the inner barrel pushes the convex plate and rotates the pressing plate toward the open end of the garbage bag, so that the garbage bag is pressed against the inner wall of the inner barrel through the pressing plate.

2. The trash can according to claim 1, characterized in that: The first transmission assembly includes a first rotating shaft connected to the first driver, a first gear mounted on the first rotating shaft, a second rotating shaft arranged parallel to the first rotating shaft, a second gear mounted on the second rotating shaft, a first transmission member connecting the first gear and the second gear, and a first guide rail arranged parallel to the first transmission member, the bag taking member can be slidably mounted on the first guide rail and connected to the first transmission member, the first rotating shaft and the second rotating shaft can be rotatably mounted on two oppositely arranged fixing members, respectively, and the first transmission member and the first guide rail are arranged along the first direction.

3. The trash can according to claim 1, characterized in that: The second transmission assembly includes a third rotating shaft connected to the second driver, a third gear mounted on the third rotating shaft, a fourth rotating shaft arranged parallel to the third rotating shaft, a fourth gear mounted on the fourth rotating shaft, a second transmission member connecting the third gear and the fourth gear, and a second guide rail arranged parallel to the second transmission member, the bag opening member is slidably mounted on the second guide rail and connected to the second transmission member, the third rotating shaft and the fourth rotating shaft are respectively rotatably mounted on two oppositely arranged fixing members, and the second transmission member and the second guide rail are arranged along the second direction.

4. The trash can according to claim 1, characterized in that: The bag taking component includes a bag taking rod and a first adhesive component arranged on the surface of the bag taking rod, and the bag opening component includes a bag opening rod and a second adhesive component arranged on the surface of the bag opening rod. The first adhesive component and the second adhesive component are both self-adhesive stickers or tapes.

5. The trash can according to claim 1, characterized in that: It also includes an exhaust component installed on the outer shell, and the inner barrel includes an exhaust hole connected to the exhaust component. The exhaust component extracts air between the garbage bag and the inner barrel through the exhaust hole to make the garbage bag adhere to the inner barrel.

6. The trash can according to claim 1, characterized in that: The upper cover assembly also includes a third driver installed on the bottom shell, an upper shell arranged at one end of the middle shell away from the bottom shell and fixedly connected to the middle shell, a cover plate embedded in the upper shell and rotatably connected to the upper shell, and a fourth driver driving the cover plate to rotate, the third driver is connected to the middle shell to drive the middle shell to rotate, and the fourth driver is installed on the middle shell.

7. The trash can according to claim 6, characterized in that: The upper cover assembly also includes a circuit board, an infrared sensor and a button electrically connected to the circuit board. The third driver and the fourth driver are electrically connected to the circuit board respectively. The button is used to control the operation of the third driver. The infrared sensor is arranged on the upper shell and is used to control the operation of the fourth driver.

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