CN217707285U - Garbage can - Google Patents

Abstract

The utility model relates to a household articles technical field, concretely relates to garbage bin, include: the garbage can comprises a can body and a garbage bag, wherein the can body is provided with an opening, the wall of the can body is provided with an air suction opening, and the top end of the can body forms a supporting part for supporting a bag opening part of the garbage bag; the frame cover is suitable for being pressed at the top end of the barrel body, and when the frame cover is pressed at the top end of the barrel body, the frame cover can be matched with the supporting part to tightly press the bag opening part; the air suction device is arranged outside the barrel body and is communicated with the interior of the barrel body through the air suction opening; the induction component can induce whether the frame cover is pressed on the top end of the barrel body or not; a trigger member having an initial state and a triggered state; the controller is respectively in communication connection with the induction part, the trigger part and the air suction device and can control the air suction device to work for a preset time when the induction part induces that the frame cover is pressed on the top end of the barrel body and the trigger part is triggered.

Description

Garbage can

Technical Field

The utility model relates to a household articles technical field, concretely relates to garbage bin.

Background

The garbage bin includes the staving usually, during the use, endotheca disposal bag in the staving, because the disposal bag is the plastic film type, consequently need strut the sack earlier after the disposal bag is established to the cover, then in putting into the staving with the bag body to with the bag body attached in the staving, the user overlaps the disposal bag process troublesome.

The prior art discloses a garbage can, which comprises a can body and a frame cover, wherein the can body is provided with a through hole, an air draft device is arranged at the through hole, the air draft device comprises a fan blade and a motor, the motor is connected with the fan blade, and the motor drives the fan blade to rotate so as to discharge air in the can body; the barrel body is provided with an opening, the opening of the barrel body is provided with a bag ring part, and the outer diameter of the frame cover is larger than that of the bag ring part; the garbage bag is sleeved on a bag ring part with an opening of the can body, the frame cover is close to the bag ring part from the upper part of the bag ring part to press the garbage bag between the frame cover and the bag ring part, and the bag ring part and the frame cover are both provided with inlets into which garbage can be put. The barrel body is provided with an inductive switch, the inductive switch is connected with an operating circuit of the motor, and the operating circuit is controlled by timing; when the frame cover is covered on the bag ring portion, the induction switch is triggered to start, the operation circuit forms a conduction loop, the motor is started, air in the barrel body is exhausted outwards, the operation circuit is started and timed to be up, the original conduction loop is disconnected, and the motor stops.

In the prior art, after the frame cover is covered on the bag ring part, the motor is automatically started to discharge air in the barrel body, so that the garbage bag is attached to the barrel body. And after the frame cover is mistakenly covered on the bag ring part or after the frame cover is opened and covered on the bag ring part by misoperation before the garbage bag is sleeved, the motor can be started to work, so that the waste of electric energy is caused, and in order to facilitate the movement and the use of the garbage can, the garbage can is usually powered by a battery, so that the service life of the battery is undoubtedly reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the garbage bin among the prior art and closing the back in the pocket circle portion at the frame lid, thereby the motor makes the interior air of staving arrange outward and causes the defect of electric energy waste easily with regard to the automatic start to a garbage bin that can make the disposal bag automatic and staving laminating be difficult for causing the electric energy waste again is provided.

In order to solve the technical problem, the utility model provides a pair of garbage bin, include: the garbage can comprises a can body, a garbage bag and a garbage bag, wherein the can body is provided with an opening, an air suction opening is formed in the wall of the can body, and a supporting part for supporting a bag opening part of the garbage bag is formed at the top end of the can body; the frame cover is suitable for being pressed at the top end of the barrel body, and when the frame cover is pressed at the top end of the barrel body, the frame cover can be matched with the supporting part to tightly press the bag opening part; the air suction device is arranged outside the barrel body and is communicated with the interior of the barrel body through the air suction opening; the induction component can induce whether the frame cover is pressed on the top end of the barrel body or not; a trigger component having an initial state and a triggered state; the controller is in communication connection with the induction part, the trigger part and the air suction device respectively, and can control the air suction device to work for a preset time when the induction part induces that the frame cover is pressed at the top end of the barrel body and the trigger part is triggered.

Optionally, the trash can further comprises a top cover having an open position and a closed position in which the lid is disposed on the frame cover, the triggering member being capable of being triggered when the top cover is in the closed position.

Optionally, the top cover is hinged to the barrel body through a rotating shaft, and when the rotating shaft rotates to a position corresponding to the closed position, the rotating shaft drives the trigger component to be triggered.

Optionally, the trigger component is a micro switch arranged outside the barrel body, the micro switch is provided with an elastic contact piece, and the rotating shaft is provided with a pressing part suitable for pressing the elastic contact piece.

Optionally, the trash can further comprises a driving assembly for driving the rotating shaft to rotate, the driving assembly is in communication connection with the controller, and the controller can control the driving assembly to work when the sensing component senses that the frame cover is pressed on the top end of the can body, so that the top cover rotates from the open position to the closed position.

Optionally, the trash can further comprises an infrared sensor, the infrared sensor is in communication connection with the controller, and the controller can control the driving assembly to work so that the top cover is opened or closed after the infrared sensor senses infrared information.

Optionally, a drawstring fixing part is arranged on the outer side of the top end of the barrel body, and the drawstring fixing part is provided with a channel for a drawstring of the garbage bag to pass through.

Optionally, the channel is formed by the top end of the drawstring fixing part sinking downwards.

Optionally, the infrared inductor is arranged in the drawstring fixing part, a first through hole corresponding to the infrared inductor and a caulking corresponding to the channel are arranged on the frame cover, a gap opening of the caulking is located at the lower end of the frame cover, and a second through hole corresponding to the infrared inductor is arranged on the top cover.

Optionally, the sensing component is disposed outside the opening and at a side of the supporting portion away from the rotating shaft.

Optionally, the controller includes a circuit board, the barrel includes a main body portion and a support structure disposed around the top outer side of the main body portion, a slot is formed on the support structure, the circuit board is disposed in the slot, the sensing component is disposed on the circuit board, the drawstring fixing portion and the driving component are disposed on the support structure, and the outer edge of the frame cover is disposed around the support structure.

Optionally, the support structure has an annular step surface formed thereon, and the outer rim of the bezel is supported on the annular step surface.

Optionally, the garbage bin still includes outer bucket, outer bucket encircle the outside of staving, and with form between the staving and hold the chamber, the device that induced drafts sets up hold in the chamber, the top of outer bucket with the downside of annular step face offsets.

Optionally, the air suction device comprises a motor and a fan connected with an output shaft of the motor;

and/or the frame cover is hinged with the barrel body.

The utility model discloses technical scheme has following advantage:

the utility model provides a garbage can when needs endotheca disposal bag in to the staving, opens the frame lid, later with in the disposal bag cover income staving to make the sack portion of disposal bag support on the supporting part on staving top, later press the frame lid on the top of staving, the frame lid compresses tightly sack portion with the supporting part cooperation, and the response part can sense the frame lid and press on the top of staving this moment, later trigger the part, and the controller senses at the response part the frame lid is pressed the top of staving just when the trigger part is triggered, control induced draft device work is preset time, and induced draft device work can be breathed in to the space between disposal bag and the staving, thereby makes the disposal bag laminating on the bucket wall. Through setting up response part and trigger part simultaneously, trigger part triggered can be that the user is guaranteeing that the disposal bag is gone on when the cover is in the ladle body, consequently can avoid covering the back at the frame lid and induced draft the device just start-up work and cause the waste of electric energy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a trash can provided in an embodiment of the present invention;

FIG. 2 is a schematic structural view of a top cover of the trash can shown in FIG. 1;

FIG. 3 is a schematic view of the structure of the lid of the trash can of FIG. 1;

FIG. 4 is a schematic view of the trash can of FIG. 1 with the top and lid removed;

FIG. 5 is a schematic view of the structure of FIG. 4 with the outer tub removed;

FIG. 6 is a schematic structural view of the support structure of FIG. 5;

FIG. 7 is a schematic view of the structure of FIG. 5 with the support structure removed;

FIG. 8 is an enlarged view of a portion of FIG. 7;

fig. 9 is a schematic view of the structure of fig. 7 at another angle.

Description of reference numerals:

1. a barrel body; 101. an air suction opening; 102. a support portion; 103. a main body part; 104. a support structure; 1041. an annular step surface; 1042. a card slot; 2. a frame cover; 201. a first through hole; 202. caulking; 3. an air suction device; 4. an inductive component; 5. a top cover; 501. a second through hole; 6. a rotating shaft; 601. a pressing part; 7. a microswitch; 701. an elastic contact piece; 8. a drive assembly; 9. an infrared sensor; 10. a drawstring fixing part; 1001. a channel; 1002. a mounting cavity; 11. a circuit board; 12. an outer tub.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Examples

In the garbage can in the prior art, after the frame cover is covered on the bag ring part, the motor is automatically started to discharge air in the can body outwards, so that the garbage bag is attached to the can body. And after the frame cover is mistakenly covered on the bag ring part before the garbage bag is sleeved, or after the frame cover is opened and covered on the bag ring part by misoperation, the motor can also be started to work, so that the waste of electric energy is caused, and in order to facilitate the movement and the use of the garbage can, the garbage can is usually supplied with power by a battery, so that the service life of the battery is undoubtedly reduced.

Therefore, the embodiment provides a garbage can, which can enable a garbage bag to be automatically attached to the can body 1 and is not easy to cause electric energy waste.

In one embodiment, as shown in fig. 1 to 9, the trash can includes a can body 1, a bezel 2, a suction device 3, a sensing part 4, a triggering part, and a controller.

Wherein, the barrel body 1 is provided with an opening, and with reference to fig. 9, the barrel wall of the barrel body 1 is provided with an air suction opening 101, and the top end of the barrel body 1 forms a supporting part 102 for supporting the opening part of the garbage bag; the frame cover 2 is suitable for being pressed at the top end of the barrel body 1, and when the frame cover 2 is pressed at the top end of the barrel body 1, the frame cover 2 can be matched with the supporting part 102 to tightly press the bag mouth part; the air suction device 3 is arranged outside the barrel body 1 and is communicated with the interior of the barrel body 1 through an air suction opening 101; the induction part 4 can induce whether the frame cover 2 is pressed on the top end of the barrel body 1; the trigger component has an initial state and a triggered state; the controller respectively with response part 4, trigger part and 3 communication connection of the device that induced drafts, can sense the framed cover 2 and press on the top of staving 1 and trigger part when being triggered at response part 4, control 3 work of the device that induced drafts and preset the time.

In this embodiment, when needing to endotheca disposal bag to staving 1, open frame lid 2, later embolia the disposal bag in staving 1, and make the sack portion of disposal bag support on the supporting part 102 on staving 1 top, later press frame lid 2 on the top of staving 1, frame lid 2 compresses tightly the sack portion with the cooperation of supporting part 102, response part 4 can sense frame lid 2 and press the top at staving 1 this moment, later trigger the trigger part, the controller senses when frame lid 2 presses the top at staving 1 and the trigger part is triggered at response part 4, the control 3 work of induced draft device is predetermine the time, 3 work of induced draft device can be breathed in to the space between disposal bag and the staving 1, thereby make the disposal bag laminating on the bucket wall. By arranging the induction part 4 and the trigger part at the same time, the trigger part can be triggered after a user ensures that the garbage bag is sleeved in the barrel body 1, so that the waste of electric energy caused by starting the air suction device 3 after the frame cover 2 is covered can be avoided.

The sensing component 4 may be a pressure sensor or a hall sensor. When being pressure sensor, establish pressure sensor at the top of staving 1, when the top of framed cover 2 pressure at staving 1, pressure sensor can sense pressure. When the sensor is a Hall sensor, the Hall sensor can be arranged at the top end of the barrel body 1, the magnet is arranged at the corresponding position on the frame cover 2, and when the frame cover 2 covers the top end of the barrel body 1, the magnetic field intensity sensed by the Hall sensor is stronger; alternatively, a magnet may be disposed at the top end of the barrel 1, and a hall sensor may be disposed at a corresponding position on the bezel 2.

On the basis of the above embodiments, in a preferred embodiment, the trash can further comprises a top cover 5, the top cover 5 has an open position and a closed position in which the lid is disposed on the frame cover 2, and the triggering member can be triggered when the top cover 5 is in the closed position. In this embodiment, through setting up top cap 5, when this garbage bin of normal use, close top cap 5, can avoid the peculiar smell of the rubbish in the garbage bin to influence user healthy, when top cap 5 is in the closed position, trigger part is triggered, forms confined space between top cap 5 and the staving 1, can ensure that when the sack mouth portion of disposal bag does not lie in supporting part 102 completely or the disposal bag has partial damage, the device 3 work that induced drafts still enables the disposal bag and pastes on the bucket wall. In an alternative embodiment, the triggering means may be a button provided on the receptacle 1 or on the lid 2, which is manually pushed to trigger the triggering means when the user observes the disposal bag fitted within the receptacle 1.

On the basis of the above embodiment, in a preferred embodiment, the top cover 5 is hinged with the barrel body 1 through the rotating shaft 6, and when the rotating shaft 6 rotates to a position corresponding to the closed position, the rotating shaft 6 drives the trigger component to be triggered. In this embodiment, the top cover 5 is hinged to the tub 1 through the rotation shaft 6, so as to facilitate the opening and closing of the top cover 5, and the trigger part is driven to be triggered through the rotation shaft 6, without additional operation by a user. In an alternative embodiment, a sensor may be disposed on the bezel 2 or the top cover 5, the sensor is capable of sensing whether the top cover 5 is covered on the bezel 2, the sensor may specifically be a pressure sensor or a hall sensor, when the sensor is a pressure sensor, the pressure sensor is disposed on the bezel 2, when the top cover 5 is covered on the bezel 2, the pressure sensor is capable of sensing the pressure, when the sensor is a hall sensor, the hall sensor may be disposed on the bezel 2, and a magnet is disposed at a corresponding position on the top cover 5, when the top cover 5 is covered on the bezel 2, the magnetic field intensity sensed by the hall sensor is stronger, or a magnet may be disposed on the bezel 2, and a hall sensor is disposed at a corresponding position on the top cover 5. In another alternative embodiment, the lid 5 may be opened or closed by lifting or translating.

In addition to the above embodiments, in a preferred embodiment, as shown in fig. 7 and 8, the trigger part is a micro switch 7 disposed outside the barrel 1, the micro switch 7 has an elastic contact piece 701, and the rotating shaft 6 is provided with a pressing part 601 adapted to press the elastic contact piece 701. In this embodiment, when the top cover 5 is rotated to the closed position, the pressing portion 601 on the rotating shaft 6 presses down the elastic contact piece 701, so that the micro switch 7 is triggered, and the mode of triggering by the micro switch 7 is more reliable and has relatively low cost. In an alternative embodiment, the micro switch 7 may be connected to the rotating shaft 6, and a pressing portion 601 capable of pressing against the elastic contact piece 701 of the micro switch 7 is provided outside the barrel 1, and when the top cover 5 rotates to the closed position, the pressing portion 601 presses against the elastic contact piece 701 on the micro switch 7.

On the basis of the above embodiment, in a preferred embodiment, the trash can further comprises a driving assembly 8 for driving the rotating shaft 6 to rotate, the driving assembly 8 is in communication with a controller, and the controller can control the driving assembly 8 to operate to rotate the top cover 5 from the open position to the closed position when the sensing part 4 senses that the frame cover 2 presses on the top end of the can body 1. In this embodiment, the opening or closing of the top cover 5 can be automatically controlled by the controller, and the controller controls the top cover 5 to be automatically closed when the sensing part 4 senses that the bezel 2 is pressed against the top end of the tub 1.

It should be noted that the specific structure and operation of the driving assembly 8 are well known to those skilled in the art, and are not the focus of the present embodiment, and the present embodiment will not be described in detail.

On the basis of the above embodiment, in a preferred embodiment, the trash can further comprises an infrared sensor 9, the infrared sensor 9 is in communication connection with a controller, and the controller can control the driving assembly 8 to operate to open or close the top cover 5 after the infrared sensor 9 senses infrared information. In this embodiment, through setting up infrared inductor 9, need not user manual operation controller, as long as infrared inductor 9 senses infrared information, for example put the hand in infrared inductor 9 department, the controller can automatic control top cap 5 open or close, and is more intelligent, convenient.

In addition to the above embodiments, in a preferred embodiment, as shown in fig. 4 to 6, a drawstring fixing part 10 is provided on the outer side of the top end of the tub 1, and the drawstring fixing part 10 has a passage 1001 through which a drawstring of the garbage bag passes. In this embodiment, through setting up drawstring fixed part 10, with the disposal bag cover back in staving 1, the sack mouth portion of disposal bag supports on supporting part 102, fixes the drawstring of disposal bag in passageway 1001, after filling up rubbish, outwards draw or upwards draw the drawstring and can accomplish the packing operation to the disposal bag, reduced artifical step of packing, more convenient to use. The garbage bag used by the garbage can comprises a bag body, the bag body is provided with a bag opening, an annular cavity is formed outside the bag opening, and the draw rope penetrates through the annular cavity and extends out of the annular cavity.

In addition to the above embodiments, in a preferred embodiment, the channel 1001 is formed by the top end of the drawstring fixing part 10 being depressed downward. In this embodiment, after the garbage bag is sleeved in the can body 1, the bag mouth of the garbage bag is supported on the supporting portion 102, the drawstring of the garbage bag is embedded into the channel 1001 from top to bottom, after the garbage bag is filled with garbage, the garbage bag can be packaged by upwards pulling the drawstring, and meanwhile, the garbage bag can be lifted out of the can body 1, namely, the packaging operation is completed in the process of lifting the garbage bag, so that the manual packaging steps are reduced, and the garbage bag can be used more conveniently.

On the basis of the above embodiment, in a preferred embodiment, with reference to fig. 6 and 7, the infrared sensor 9 is disposed in the drawstring fixing portion 10, the installation cavity 1002 is disposed in the drawstring fixing portion 10, the infrared sensor 9 is disposed in the installation cavity 1002, the installation cavity 1002 has a top opening, the bezel 2 is provided with the first through hole 201 corresponding to the infrared sensor 9 and the caulking 202 corresponding to the channel 1001, the slit opening of the caulking 202 is disposed at the lower end of the bezel 2, and the top cover 5 is provided with the second through hole 501 corresponding to the infrared sensor 9. Specifically, installation cavity 1002 has in drawstring fixed part 10, infrared inductor 9 is located installation cavity 1002, and installation cavity 1002 has open-top, in this embodiment, through setting up infrared inductor 9 in drawstring fixed part 10, infrared inductor 9's occupation space has been reduced, drawstring fixed part 10 can play fixed and protection's effect to infrared inductor 9, through set up first through-hole 201 on housing 2, set up second through-hole 501 on top cap 5, housing 2 and top cap 5 all can not influence infrared inductor 9's normal work, through set up in the corresponding caulking 202 of passageway 1001 on housing 2, the gap mouth of caulking 202 is located the lower extreme of housing 2, can wear the drawstring in caulking 202, after filling up rubbish, through upwards pulling out the drawstring, can be so that open the in-process of housing 2 and accomplish the packing work to the disposal bag, and simultaneously with the disposal bag from staving 1 interior lifting out. In other alternative embodiments, the infrared sensor 9 may be disposed outside the tub 1 or on the top cover 5.

On the basis of the above embodiments, in a preferred embodiment, the sensing part 4 is disposed outside the opening and at a side of the supporting part 102 far from the rotating shaft 6. In this embodiment, the sensing part 4 can more accurately sense whether the lid 2 is pressed against the top end of the tub 1.

On the basis of the above embodiments, in a preferred embodiment, the controller includes a circuit board 11, the barrel 1 includes a main body 103 and a supporting structure 104 surrounding the top of the main body 103, a slot 1042 is formed on the supporting structure 104, the circuit board 11 is disposed in the slot 1042, the sensing component 4 is disposed on the circuit board 11, the drawstring fixing part 10 and the driving component 8 are disposed on the supporting structure 104, and the outer edge of the bezel 2 surrounds the supporting structure 104. In this embodiment, the mounting of the circuit board 11, the cord fixing part 10 and the drive assembly 8 is facilitated by the provision of the support structure 104.

Referring to FIG. 6, in a preferred embodiment, the drawstring holder portion 10 is integrally formed with the support structure 104.

In addition to the above embodiments, in a preferred embodiment, with further reference to fig. 6, an annular step surface 1041 is formed on the support structure 104, and the outer edge of the bezel 2 is supported on the annular step surface 1041. In this embodiment, the annular step surface 1041 is provided to support the bezel 2, and after the outer edge of the bezel 2 is supported by the annular step surface 1041, the bezel 2 can shield the drawstring fixing portion 10 and the driving unit 8, thereby making the appearance more beautiful.

On the basis of the above embodiments, in a preferred embodiment, with reference to fig. 4, the trash can further includes an outer barrel 12, the outer barrel 12 surrounds the outside of the can body 1, and a containing cavity is formed between the outer barrel 12 and the can body 1, the air suction device 3 is disposed in the containing cavity, and the top end of the outer barrel 12 abuts against the lower side of the annular step surface 1041. In this embodiment, through setting up outer bucket 12, make and form between outer bucket 12 and the staving 1 and hold the chamber, the device 3 that induced drafts sets up in holding the chamber, can the noise reduction when will induced draft device 3 and hide, and the top of outer bucket 12 offsets with the downside of annular step face 1041 simultaneously, makes the outward appearance of garbage bin neat pleasing to the eye.

On the basis of the above embodiments, in a preferred embodiment, the air suction device 3 includes a motor and a fan connected to an output shaft of the motor. In the embodiment, the motor is electrified to work to drive the fan to rotate so as to complete air suction work. In an alternative embodiment, the suction device 3 may be a vacuum pump or a negative pressure device.

On the basis of the above embodiments, in a preferred embodiment, the lid 2 is hinged to the tub 1. In this embodiment, the bezel 2 does not need to be detached from the tub 1, which is more convenient to use. In an alternative embodiment, the lid 2 is detachably connected to the receptacle 1, and after the garbage bag is inserted into the receptacle 1, the lid 2 is pressed against the top end of the receptacle 1, and when the garbage bag needs to be removed, the lid 2 is removed from the receptacle 1.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (14)

1. A trash can, comprising:

the garbage can comprises a can body (1) with an opening, wherein an air suction opening (101) is formed in the wall of the can body (1), and the top end of the can body (1) forms a supporting part (102) for supporting a bag opening part of a garbage bag;

the frame cover (2) is suitable for being pressed at the top end of the barrel body (1), and when the frame cover (2) is pressed at the top end of the barrel body (1), the frame cover (2) can be matched with the supporting part (102) to press the bag mouth part;

the air suction device (3) is arranged outside the barrel body (1) and is communicated with the interior of the barrel body (1) through the air suction opening (101);

the induction component (4) can induce whether the frame cover (2) is pressed on the top end of the barrel body (1);

a trigger component having an initial state and a triggered state;

the controller is in communication connection with the induction part (4), the trigger part and the air suction device (3) respectively, and can control the air suction device (3) to work for a preset time when the induction part (4) induces that the frame cover (2) is pressed at the top end of the barrel body (1) and the trigger part is triggered.

2. A waste bin according to claim 1, further comprising a top cover (5), the top cover (5) having an open position and a closed position in which the lid is disposed on the frame cover (2), the triggering member being capable of being triggered when the top cover (5) is in the closed position.

3. A waste bin according to claim 2, wherein the top cover (5) is hinged to the bin body (1) by a pivot (6), and when the pivot (6) is pivoted to a position corresponding to the closed position, the pivot (6) drives the trigger member to be triggered.

4. A trash can according to claim 3, wherein the triggering component is a micro switch (7) arranged outside the can body (1), the micro switch (7) is provided with an elastic contact piece (701), and the rotating shaft (6) is provided with a pressing part (601) which is suitable for pressing the elastic contact piece (701).

5. A waste bin according to claim 3 or 4, further comprising a drive assembly (8) for driving the shaft (6) to rotate, wherein the drive assembly (8) is in communication with the controller, and wherein the controller is capable of controlling the drive assembly to operate to rotate the top cover from the open position to the closed position when the sensing member (4) senses that the bezel (2) is pressed against the top end of the bin body (1).

6. A waste bin according to claim 5, further comprising an infrared sensor (9), wherein the infrared sensor (9) is in communication with the controller, and the controller is capable of controlling the driving assembly (8) to operate to open or close the top cover (5) after the infrared sensor (9) senses infrared information.

7. A waste bin according to claim 6, wherein the top end of the bin body (1) is provided with a drawstring fixing part (10), and the drawstring fixing part (10) is provided with a channel (1001) for a drawstring of a waste bag to pass through.

8. A waste bin according to claim 7, wherein the channel (1001) is formed by a downward depression of the top end of the drawstring holder (10).

9. A waste bin according to claim 7, wherein the infrared sensor (9) is arranged in the drawstring fixing part (10), the frame cover (2) is provided with a first through hole (201) corresponding to the infrared sensor (9) and a caulking (202) corresponding to the channel (1001), a gap opening of the caulking (202) is positioned at the lower end of the frame cover (2), and the top cover (5) is provided with a second through hole (501) corresponding to the infrared sensor (9).

10. A waste bin according to any one of claims 7-9, c h a r a c t e r i z e d in that the inductive component (4) is arranged outside the opening at a side of the support part (102) remote from the rotation axis (6).

11. The trash can of claim 10, wherein the controller comprises a circuit board (11), the can body (1) comprises a main body (103) and a supporting structure (104) arranged around the outside of the top end of the main body (103), a clamping groove (1042) is formed on the supporting structure (104), the circuit board (11) is arranged in the clamping groove (1042), the sensing component (4) is arranged on the circuit board (11), the drawstring fixing part (10) and the driving component (8) are arranged on the supporting structure (104), and the outer edge of the frame cover (2) is arranged around the outside of the supporting structure (104).

12. A waste bin according to claim 11, wherein the support structure (104) is formed with an annular step surface (1041), and the rim cover (2) is supported on the annular step surface (1041) at its outer edge.

13. The trash can of claim 12, further comprising an outer barrel (12), wherein the outer barrel (12) surrounds the outer side of the can body (1) and forms a containing cavity with the can body (1), the air suction device (3) is arranged in the containing cavity, and the top end of the outer barrel (12) abuts against the lower side of the annular step surface (1041).

14. A waste bin according to any one of claims 1-4, c h a r a c t e r i z e d in that the suction device (3) comprises a motor and a fan connected to the output shaft of the motor;

and/or the frame cover (2) is hinged with the barrel body (1).

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