CN209684520U - Garbage bag closing mechanism, automatic packing mechanism and intelligent trash can - Google Patents

Abstract

The utility model provides a kind of garbage bag closing mechanism, including driving device, by the closing bag screw rod and closing in envelope screw rod of driving device driving rotation, and the closing bag compression bar and closing in envelope compression bar for the setting that intersects, closing bag screw rod and closing in envelope screw rod are distributed along the two sides of garbage throw-in port respectively, one end of closing bag compression bar is connect with closing bag screw rod, and one end of closing in envelope compression bar is connect with closing in envelope screw rod；Under the drive of the drive, refuse bag is collapsed and is compressed, and resetted respectively along closing bag screw rod and closing in envelope screw rod linear reciprocating motion by closing bag compression bar and closing in envelope compression bar.Automatic packaging mechanism and intelligent garbage bin based on above-mentioned garbage bag closing mechanism are also provided.The garbage bag closing mechanism of the utility model reduces Assembly part quantity and volume, the structure for simplifying closing mechanism alleviates the total volume and weight of packing mechanism, enhances the rigidity of structure of packing mechanism, the stability and reliability for improving closing mechanism, reduce production cost.

Description

Garbage bag closing mechanism, automatic packing mechanism and intelligent trash can

technical field

The utility model belongs to the technical field of intelligent garbage cans, and in particular relates to a garbage bag closing mechanism, an automatic packing mechanism and an intelligent garbage can.

Background technique

At present, most of the smart trash cans on the market do not have an automatic packaging mechanism, but only have the function of automatic induction opening and closing of the lid, and the function is relatively single. And for the intelligent rubbish bin with automatic packing mechanism, automatic packing mechanism generally comprises the closing mechanism that gathers up and compresses the garbage bag mouth, and the sealing device that seals and cuts off the garbage bag mouth place that gathers. In the automatic packing mechanism in the prior art, the closing mechanism adopts two intersecting bag closing pressing rods and closing bag sealing pressing rods. Driven by two sets of driving devices, the bag closing pressing rods first collect the mouth of the garbage bag to the front of the sealing device , and then the closing and sealing pressure bar will further close the garbage bags concentrated in front of the sealing device and press them on the sealing device to complete the sealing and packaging. The packaging structure of the garbage bag is relatively stable and the sealing effect is good, but the two sets of driving devices respectively drive the two cross-moving pressing rods, the structure is relatively complicated, the cost is relatively high, and the requirements for installation accuracy and sealing and packaging control are high. At the same time, the above-mentioned automatic packing mechanism uses a driving device to drive the synchronous belt to drive the synchronous belt driving structure of the two pressing rods to gather the garbage bags, and two guiding mechanisms are required to guide one end of the two pressing rods respectively, resulting in a structure of the closing mechanism. It is complex, with a large number of parts, and the driving device needs to be equipped with a multi-stage gear reduction device to achieve deceleration.

Therefore, it is necessary to improve the closing mechanism of the existing intelligent trash can to overcome the above-mentioned technical problems in the prior art.

Utility model content

The purpose of the utility model is to provide a garbage bag closing mechanism to solve the above-mentioned technical problems in the prior art.

In order to achieve the above object, the utility model adopts the following technical solutions:

Garbage bag closing mechanism, installed around the garbage disposal opening of the trash can, including a driving device, a bag closing screw rod and a closing bag sealing screw driven by the driving device, and a bag closing pressing bar and a closing bag sealing screw arranged intersecting each other pressure rod, of which:

The bag collecting screw and the closing bag sealing screw are respectively distributed along both sides of the garbage delivery port, one end of the bag collecting pressing rod is connected with the bag collecting screw, and one end of the closing bag sealing pressing rod is It is connected with the sealing bag screw rod; under the driving action of the driving device, the bag closing pressing rod and the sealing bag pressing rod move linearly reciprocatingly along the bag closing screw rod and the closing bag sealing screw rod respectively, To gather and compress the garbage bag, and reset it.

The bag collecting pressing bar and the bag closing and sealing bag pressing bar can move synchronously to gather the garbage bags to the place where the garbage bags are collected synchronously. It can also be moved successively, and the garbage bags are gathered to the place where the garbage bags are gathered successively.

According to the utility model, both the bag closing screw rod and the bag closing and sealing screw rod are in the form of a worm in the screw rods.

According to the utility model, the garbage bag closing mechanism further includes a first limiting seat and a second limiting seat. The end of the bag receiving screw is inserted into the second limit seat, and the head end is limited by the first limit seat.

According to the utility model, the garbage bag closing mechanism further includes a third limiting seat and a fourth limiting seat. The end of the sealing bag screw rod is inserted into the fourth limit seat, and the head end is limited by the second limit seat.

According to the utility model, the driving device is a set, and the same set of the driving device simultaneously drives the bag closing screw rod and the sealing bag screw rod to rotate; or,

There are two sets of driving devices, including a first driving device and a second driving device. The first driving device drives the bag closing screw rod to rotate, and the second driving device drives the bag closing screw rod to rotate.

The first driving device includes a first motor and a first motor gear, and the end of the bag receiving screw has a first transmission gear, and the first transmission gear meshes with the first motor gear.

The second driving device includes a second motor and a second motor gear, and the end of the sealing bag screw has a second transmission gear, and the second transmission gear meshes with the second motor gear.

Of course, according to the actual situation, the first transmission gear and the first motor gear may also be connected through a one-stage or two-stage intermediate transmission gear.

Of course, according to the actual situation, the second transmission gear and the second motor gear may also be connected through a one-stage or two-stage intermediate transmission gear.

In addition, those skilled in the art can easily understand that the bag receiving screw can also be directly connected to the main shaft of the first motor, that is, the first transmission gear does not mesh with the first motor gear, only through The shaft coupling or the motor shaft is connected with the profile of the bag-receiving screw rod; the said bag-retracting screw rod can also be directly connected with the main shaft of the second motor, that is, without connecting the second transmission gear with the second motor. The gear of the second motor is meshed, and is only connected with the surface of the sealing bag screw through a coupling or a motor shaft.

Preferably, the first limiting seat and the third limiting seat are of an integral structure. The integrated structure includes a mounting base plate, a first limiting plate and a second limiting plate arranged on the mounting base plate. The first motor and the second motor are installed on the installation base plate, the first transmission gear is embedded in the first limiting plate, and is limited by the first limiting plate, and the second transmission gear Embedded in the second limiting plate and limited by the second limiting plate.

According to the utility model, the connecting ends of the bag closing pressure rod and the closing bag sealing pressure rod respectively have a structure with a threaded hole, and the structure with the threaded hole is threaded with the bag closing screw rod and the closing bag sealing screw rod respectively. connect.

According to the utility model, the bag-receiving pressure rod is provided with a guide groove extending axially along the bag-receiving pressure rod, and the other end of the bag-closing pressure rod passes through the guide groove and the bag-receiving pressure rod. The pressure rods are arranged crosswise, so that the pressure rods for closing and sealing bags reciprocate along the axial direction of the pressure rods for closing bags, and are guided by the guide grooves.

The above-mentioned structure can better meet the synchronous movement of the bag-retracting pressing rod and the bag-closing and sealing pressing rod, and simultaneously gather the garbage bags to the garbage bag gathering place.

The pressure rod of the closed bag is penetrated in the guide groove, which improves the stability of the structure.

According to the utility model, a sealing plate for pressing the garbage bag is embedded on the side wall of the pressure rod for closing the bag corresponding to the gathering place of the garbage bag.

According to the utility model, the sealing pressing plate is made of elastic soft material with Teflon tape attached on the surface, and is embedded into the side wall of the sealing bag pressing rod through interference fit, which is convenient and fast.

The elastic soft material can make the garbage bag and the heating wire fit more closely, make the garbage bag seal more firmly, and the garbage bag fuse more thoroughly. The elastic soft material can be silica gel.

Those skilled in the art can easily understand that the Teflon tape can be attached to the entire sealing pressing plate, or only attached to the side wall of the sealing pressing plate facing the gathering place of the garbage bag.

Preferably, heat-dissipating aluminum foil is attached between the Teflon tape and the sealing platen, and the heat-dissipating aluminum foil can be attached to the entire sealing platen, or only attached to the place where the sealing platen is closed toward the garbage bag on the side wall.

Preferably, the heat-dissipating aluminum foil is attached to the side wall of the sealing pressing plate facing the gathering place of the garbage bag, and the Teflon tape is attached to the entire sealing pressing plate, that is, all four sides of the sealing pressing plate are attached Teflon tape.

According to the present invention, the garbage bag closing mechanism is arranged on the installation plate surrounding the inner wall of the garbage bin, and the middle part of the installation plate is provided with the garbage drop opening.

Further, a limit support strip is provided on the mounting plate of the free ends of the bag collection pressure rod and the closing bag sealing pressure rod, and the space limit support bar controls the other end of the bag collection pressure rod and the closing bag sealing pressure rod. Support limit.

That is, the garbage bag closing mechanism is integrated with the garbage can, and the garbage bag closing mechanism is directly installed at the garbage insertion opening of the garbage can.

Of course, the garbage bag closing mechanism can also be a separate structure from the garbage can. During installation, the garbage bag closing mechanism is integrally and detachably installed on the upper opening of the garbage bin. At this time, the garbage bag closing mechanism also includes an installation base, the shape of the shell of the installation base matches the shape of the shell of the garbage can, and is detachably connected to the opening of the garbage can;

The inner wall of the shell surrounding the installation base is provided with a mounting plate, the middle of the mounting plate is provided with the garbage drop opening, the driving device of the garbage bag closing mechanism, the bag closing screw, the closing and sealing screw, the bag closing pressure The rod and the sealing bag pressure rod are respectively arranged on the mounting plate.

Further, the mounting plate at the free end of the bag-collecting pressure rod and the closing-bag sealing pressure rod is provided with a position-limiting support bar axially distributed along the moving direction of the bag-collecting pressure rod and the closing-bag sealing pressure rod. The position-limiting support bar supports and limits the other ends of the bag-receiving pressing bar and the bag-closing-sealing pressing bar, so as to improve the structural stability of the garbage bag closing mechanism.

According to the utility model, the garbage bag closing mechanism further includes a bag collection start position detector and a bag collection end position detector.

The second purpose of the utility model is to provide an automatic packing mechanism, including the above-mentioned garbage bag closing mechanism, and a sealing device installed on the garbage can where the bag closing pressure rod and the bag closing and sealing pressure rod are closed.

Preferably, the sealing device is mounted on the mounting plate where the bag closing pressing bar and the closing bag closing pressing bar are gathered together.

According to the utility model, the sealing device adopts the sealing device commonly used in the prior art, for example, the sealing device described in the Chinese patent CN108529083A.

The third purpose of the present utility model is to provide an intelligent trash can, which is equipped with the above-mentioned automatic packing mechanism.

According to the utility model, the trash can includes a barrel body and a large cover portion arranged on the barrel body. At this time, the garbage bag closing mechanism is directly arranged in the large cover, that is, integrated with the large cover.

Of course, the garbage bag closing mechanism can also be an independent structure, which is partly arranged with the barrel body and the large cover, and the garbage bag closing mechanism is installed on the upper end of the barrel body and is detachably connected with the barrel body , the large cover is installed on the upper end of the garbage bag closing mechanism, and is detachably connected with the garbage bag closing mechanism.

Compared with the prior art, the utility model has the following beneficial technical effects:

Compared with the closing mechanism driven by the synchronous belt, the garbage bag closing mechanism of the utility model does not need the multi-stage gear reduction device required by the driving device, and can be realized only by two screw rods and two matching pressing rods. Large reduction ratio; at the same time, there is no need for a pressure bar guide structure and a synchronous belt steering structure, which significantly reduces the number and volume of assembly parts, simplifies the structure of the closing mechanism, reduces the total volume and weight of the packing mechanism, and enhances the packing mechanism. The structural rigidity improves the stability and reliability of the closing mechanism and reduces the production cost.

Description of drawings

Fig. 1 is a schematic structural view of the garbage bag closing mechanism of the first embodiment of the present invention.

Figure 2 is a schematic diagram of the structure of the garbage bag closing mechanism as an independent structure, including the installation base.

FIG. 3 is a top view of FIG. 2 .

Fig. 4 is a sectional view taken along line A-A of Fig. 3 .

Fig. 5 is a sectional view taken along line B-B of Fig. 3 .

Fig. 6 is a sectional view taken along line C-C of Fig. 4 .

Fig. 7 is a sectional view taken along line D-D of Fig. 5 .

Fig. 8 is a schematic diagram of when the bag closing pressing bar and the closing and sealing bag pressing bar are closing up all the garbage bags.

Fig. 9 is a schematic structural view of the garbage bag closing mechanism from another angle.

Fig. 10 is the intelligent trash can of the third embodiment of the present invention, which is equipped with the garbage bag closing mechanism of the first embodiment.

FIG. 11 is a central sectional view in the right direction of FIG. 10 .

Fig. 12 is a schematic structural view of the intelligent trash can taken along the E-E direction in Fig. 10 .

In the figure: 10-driving device, 20-screw for collecting bags, 30-screw for closing and sealing bags, 40-pressure rod for closing and sealing bags, 50-pressure rod for closing and sealing bags, 60-garbage delivery port, 70-installation plate, 80 -Limiting support bar, 90-installation base, 100-sealing device, 110-barrel, 120-big cover, 130-big cover connecting plate, 140-barrel connecting plate, 150-pin shaft, 160-axial Positioning structure, 151-step cap, 170-torsion spring, 180-buckle structure, 190-pull ring, 200-sealing packing button, 300-bag changing button;

11-first driving device, 12-second driving device, 111-second motor, 112-second motor gear, 113-intermediate transmission gear, 121-first motor, 122-first motor gear, 21-first Transmission gear, 22-first limit seat, 23-second limit seat, 24-installation base plate, 25-first limit plate, 26-second limit plate, 31-second transmission gear, 32-the first Three limit seats, 33-the fourth limit seat, (41,51)-structure with threaded holes, 42-guide groove, 52-sealing pressing plate.

Detailed ways

The technical solution of the utility model will be further described in detail with specific embodiments below in conjunction with the accompanying drawings. It should be understood that the following examples are only used to illustrate the utility model but not to limit the scope of the utility model.

When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary embodiments do not represent all implementations consistent with this application. Rather, they are merely examples of apparatuses or methods consistent with aspects of the present application as recited in the appended claims.

As shown in Figures 1 to 8, the first embodiment of the present utility model provides a garbage bag closing mechanism, which is installed around the garbage opening 60 of the garbage can, includes a driving device 10, and is driven by the The driving device 10 drives the rotating bag-receiving screw 20 and the sealing bag screw 30, and the bag-receiving pressing rod 40 and the sealing bag pressing rod 50 intersecting each other, wherein:

The bag collecting screw 20 and the closing bag sealing screw 30 are respectively distributed along the both sides of the garbage delivery port 60, one end of the bag collecting pressing rod 40 is connected with the bag collecting screw 20, and the closing sealing One end of the bag pressing rod 50 is connected with the closing bag sealing screw rod 30; under the driving action of the driving device 10, the bag closing pressing rod 40 and the closing bag sealing pressing rod 50 are respectively moved along the bag closing screw rod. 20 and closing bag sealing screw mandrel 30 reciprocating linear motions, to gather and compress garbage bags, and reset.

In the garbage bag closing mechanism of the present utility model, the driving device 10 drives the bag closing pressing rod 40 and the closing and sealing bag pressing bar 50 to move linearly along the bag collecting screw 20 and the closing and sealing screw 30 respectively, synchronously or Collect the garbage bags step by step.

According to the utility model, the garbage bag closing mechanism further includes a first limiting seat 22 and a second limiting seat 23 . The end of the bag receiving screw 20 is inserted into the second limit seat 23 , and the head end is limited by the first limit seat 22 .

According to the utility model, the garbage bag closing mechanism further includes a third limiting seat 32 and a fourth limiting seat 33 . The end of the sealing bag screw 30 is inserted into the fourth limiting seat 33 , and the first end is limited by the second limiting seat 32 .

According to the utility model, the driving device 10 is two sets, including a first driving device 11 and a second driving device 12, the first driving device 11 drives the bag receiving screw 20 to rotate, and the second driving device 12 to drive the screw mandrel 30 to rotate.

Further, the first driving device 11 includes a first motor 111 and a first motor gear 112, the end of the bag receiving screw 20 has a first transmission gear 21, and the first transmission gear 21 is connected to the first Motor gear 112 meshes.

The second driving device 12 includes a second motor 121 and a second motor gear 122. The end of the sealing bag screw 30 has a second transmission gear 31, and the second transmission gear 31 is connected to the second motor gear. 122 meshes.

Of course, according to the actual situation, the first transmission gear 21 and the first motor gear 112 may also be connected through a multi-stage intermediate transmission gear 113 . Usually primary or secondary. As shown in Figure 5, it is one level.

Of course, according to actual conditions, the second transmission gear 31 and the second motor gear 122 may also be connected through multi-stage intermediate transmission gears. Usually primary or secondary.

In addition, those skilled in the art can easily understand that the bag receiving screw 20 can also be directly connected to the main shaft of the first motor 111, that is, the first transmission gear 21 is not connected to the first motor gear 112. Engagement is only through the coupling or the motor shaft and the shape fit connection of the bag receiving screw 20 .

The sealing bag screw 30 can also be directly connected to the main shaft of the second motor 121, that is, it does not mesh with the second motor gear 122 through the second transmission gear 31, but only through a coupling or a motor. The shaft is connected with the profile of the screw mandrel 30 for closing and sealing the bag.

Of course, those skilled in the art can easily understand that the driving device 10 can also be a set, and the same set of driving devices simultaneously drives the bag closing screw rod 20 and the bag closing screw rod 30 to rotate.

Preferably, the first transmission gear 21 of the bag receiving screw 20 is limited by the first limit seat 22 . The first transmission gear 21 is vertically arranged, and is transmitted with the first motor gear 112 through a secondary intermediate transmission gear 113. The first motor gear 112 is located directly below the intermediate transmission gear 113 and is connected to the first motor gear 112 The above-mentioned intermediate transmission gear 113 meshes.

Preferably, the second transmission gear 31 of the sealing bag screw 30 is limited by the second limiting seat 32 . The second transmission gear 31 of the sealing screw rod 30 is arranged vertically, and the second motor gear 122 is located directly below the second transmission gear 31 and meshes with the second transmission gear 31 .

Preferably, as shown in FIG. 9 , the first limiting seat 22 and the third limiting seat 32 are of an integral structure. The one-piece structure includes a mounting base plate 24 , a first limiting plate 25 and a second limiting plate 26 arranged on the mounting base plate 24 . The first motor 111 and the second motor 121 are installed on the installation bottom plate 24, the first transmission gear 21 is embedded in the first limiting plate 25, and is limited by the first limiting plate 25, The second transmission gear 31 is embedded in the second limiting plate 26 and limited by the second limiting plate 26 .

According to the utility model, the connecting ends of the bag-receiving pressing rod 40 and the closing bag sealing pressing rod 50 respectively have structures (41, 51) with threaded holes, and the structures (41, 51) with threaded holes are respectively connected with the The bag-receiving screw rod 20 is threadedly connected with the sealing bag screw rod 30.

Of course, it can also be that: the connecting ends of the bag-collecting pressing rod 40 and the sealing bag-closing pressing rod 50 respectively have structures with grooved teeth, and the structures of the grooved teeth are respectively connected with the bag-receiving screw rod 20 and the bag-receiving screw rod 20. The screw mandrel 30 for closing and sealing the bag is meshed and connected.

According to the utility model, the bag-receiving pressure rod 40 is provided with a guide groove 42 extending axially along the bag-receiving pressure rod 40 , and the other end of the bag-retracting pressure rod 50 passes through the guide groove 42 Intersect with the bag-collecting pressing rod 40 , so that the bag-closing and sealing pressing rod 50 reciprocates along the axial direction of the bag-collecting pressing rod 40 and is guided by the guide groove 42 .

According to the utility model, a sealing pressing plate 52 for compressing the garbage bag is embedded on the side wall of the sealing bag pressing rod 50 corresponding to the gathering place of the garbage bag.

According to the utility model, the sealing pressing plate 52 is made by attaching Teflon tape on the surface of an elastic soft material, and is embedded into the side wall of the sealing bag pressing rod 50 through interference fit, which is more convenient. fast.

The elastic soft material can make the seal of the garbage bag more firm and the fusing of the garbage bag more thorough. The elastic soft material can be silica gel.

Those skilled in the art can easily understand that the Teflon tape can be attached to the entire sealing pressing plate, or only attached to the side wall of the sealing pressing plate facing the gathering place of the garbage bag.

Further, in order to avoid damage to the sealing plate 52 caused by long-term heat concentration, it is also possible to wrap heat-dissipating aluminum foil under the Teflon tape on the outer side wall opposite to the gathering place of the garbage bag. Those skilled in the art can easily understand that the heat-dissipating aluminum foil can be attached to the entire sealing pressing plate, or only attached to the side wall of the sealing pressing plate facing the gathering place of the garbage bag.

Preferably, the heat-dissipating aluminum foil is attached to the side wall of the sealing pressing plate facing the gathering place of the garbage bag, and the Teflon tape is attached to the outer side of the heat-dissipating aluminum foil, and the Teflon tape wraps the entire The sealing pressing plate, that is, the four sides of the sealing pressing plate are all pasted with Teflon tape, so as to improve the stability and reliability of the Teflon adhesive tape layer.

According to the present invention, the garbage bag closing mechanism is arranged on the installation plate 70 arranged around the inner wall of the garbage bin, and the middle part of the installation plate 70 is provided with the garbage drop opening 60 .

Further, the mounting plate 70 at the free end of the bag-collecting pressure rod 40 and the bag-closing pressure rod 50 is respectively provided with limit stops axially distributed along the movement direction of the bag-collecting pressure rod 40 and the bag-closing pressure rod 50 . The support bar 80 , the position-limiting support bar 80 supports and limits the other ends of the bag-receiving pressing bar 40 and the bag-closing pressing bar 50 .

That is, the garbage bag closing mechanism and the garbage bag closing mechanism are of an integrated structure, and the garbage bag closing mechanism is directly installed at the garbage insertion opening of the garbage bin.

According to the utility model, the mounting plate at the gathering place of the bag-receiving pressure rod 40 and the bag-closing and sealing pressure rod 50 is arranged as an arc-shaped chamfering structure.

Of course, the garbage bag closing mechanism can also be a separate structure from the garbage can. At this time, the entirety of the garbage bag closing mechanism is detachably installed on the upper opening of the garbage can.

At this time, according to the present utility model, the garbage bag closing mechanism further includes a mounting base 90, the shell shape of the mounting base 90 matches the shell shape of the trash can, and is detachably connected to the opening of the trash can .

The housing inner wall surrounding the installation base 90 is provided with a mounting plate 70, the middle of the mounting plate 70 is provided with the garbage drop opening 60, the driving device 10 of the garbage bag closing mechanism, the bag closing screw 20, the closing bag sealing The threaded mandrel 30 , the bag closing pressing bar 40 and the closing bag sealing pressing bar 50 are respectively arranged on the mounting plate 70 .

Further, a limit support bar 80 is provided on the mounting plate 70 at the free end of the bag collection pressure bar 40 and the bag closing pressure bar 50 , and the space limit support bar 80 is opposite to the bag collection pressure bar 40 and the closing seal. The other end of the bag pressing bar 50 carries out support and spacing.

According to the utility model, the garbage bag closing mechanism further includes a bag collection start position detector and a bag collection end position detector. The bag collection start position detector and bag collection end position detector may be contact detection devices, such as travel switches. It can also be a non-contact detection device, such as an infrared through-beam detection device, an infrared reflection detection device, an ultrasonic detection device, and the like.

The second embodiment of the present utility model provides an automatic packing mechanism, including the above-mentioned garbage bag closing mechanism, and a seal installed on the garbage can where the bag closing pressing bar 40 and the closing and sealing bag pressing bar 50 are gathered. device 100.

Preferably, the sealing device 100 is installed on the installation plate 70 where the bag closing pressing bar 40 and the closing bag sealing pressing bar 50 converge.

In this embodiment, the sealing device adopts a commonly used sealing device in the prior art, for example, the sealing device described in Chinese patent CN108529083A.

According to the present invention, the sealing device 100 has a heating end surface supporting the heating element, and the sealing pressing plate 52 can be attached to the heating end surface to seal the garbage bag. The heating element can be a heating wire, a heating sheet and the like. Preferable is a heating wire.

Preferably, the heating element is electrically connected to the wire harness through a cold-pressed terminal.

According to the present invention, the sealing pressing plate 52 is arranged on the side of the sealing bag pressing rod 30 corresponding to the sealing device 100 .

The third embodiment of the utility model provides an intelligent trash can, which is equipped with the above-mentioned automatic packing mechanism.

Further, as shown in FIG. 10 , the trash can includes a barrel body 110 and a large cover portion 120 disposed on the barrel body 110 . At this time, the garbage bag closing mechanism is directly arranged in the large cover part 120 , that is, it is integrated with the large cover part 120 .

Of course, the garbage bag closing mechanism can also be an independent structure, which is separated from the barrel body 110 and the large cover part 120. The garbage bag closing mechanism is installed on the upper end of the barrel body 110 and connected with the barrel body 110. The body 110 is detachably connected, and the large cover 120 is installed on the upper end of the garbage bag closing mechanism, and is detachably connected with the garbage bag closing mechanism.

As shown in FIGS. 10-12 , according to the present invention, the barrel body 110 is rotatably connected to the large cover portion 120 . The rotatable connection parts of the large lid portion 120 and the opening of the barrel body 110 respectively have a pair of large lid connecting plates 130 and barrel body connecting plates 140, and the large lid connecting plates 130 and the barrel body connecting plates 140 Corresponding through-holes are respectively opened on the top, and the pin shaft 150 passes through the through-hole to connect the large cover connecting plate 130 and the barrel connecting plate 140; the two ends of the pin shaft 150 respectively have axial positioning structures 160, When the big lid part 120 is rotated to open or close with the pin shaft 150 as the rotation axis, the pin shaft 150 will not break away from the big lid connecting plate 130 and barrel connecting plate 140, realizing the The rotatable connection between the part 120 and the barrel body 110.

With the above arrangement, the large cover 120 is rotatably connected to the opening of the barrel body 110 , so that the opening and closing of the large cover 120 is very convenient. The automatic packing mechanism is installed inside the large cover part 120, which can simultaneously realize the garbage bag storage function and the automatic packing and sealing function of the garbage bag. The intelligence level of the smart trash can has been improved, and the automation of the automatic bag-changing smart trash can has been promoted.

According to the utility model, the axial positioning structure 160 can be a shaft shoulder, a collar, a sleeve, a step cap or a shaft end retaining ring; In the circlip groove, the pin shaft is axially positioned by the two arms of the circlip to form the axial positioning structure.

Preferably: one end of the pin shaft 150 has a step cap 151, and the other end of the pin shaft 150 has a snap ring groove, and the step cap 151 and the snap ring installed in the snap ring slot are separated from the pin respectively. Both ends of the shaft axially locate the pin shaft, so that the large cover can be opened or closed by rotating the pin shaft as a rotation axis along the opening of the barrel.

Or, both ends of the pin shaft 150 are provided with snap ring grooves, and the two snap rings installed in the snap ring slots respectively axially position the two ends of the pin shaft, so that the large cover The part can be opened or closed by rotating the pin shaft as a rotating shaft along the opening of the barrel body.

According to the utility model, a torsion spring 170 is sheathed on the pin shaft 150, one torsion arm of the torsion spring 170 abuts against the barrel body, and the other torsion arm abuts against the large cover 120 A buckle structure 180 is provided between the bottom of the large cover portion 120 on the side opposite to the pin shaft 150 and the opening of the barrel body 110, and the buckle structure 180 includes a groove and a buckle. The buckle has proper elasticity.

A torsion spring is installed on the pin shaft. The torsion spring stores potential energy during the closing process of the large cover, and can be released during the opening process of the large cover, which makes the opening of the large cover easier. The torsion spring cooperates with the buckle structure, The closing and opening efficiency of the large cover can be effectively increased.

According to the present invention, a pull ring 190 is fixedly arranged on the side opposite to the pin shaft 150 of the large cover 120 for conveniently opening or closing the large cover by force.

Preferably, the pull ring 190 is a flexible pull ring, and the pull ring 190 is fixed to the bottom surface of the large cover part 120 .

According to the present utility model, a sealing packing button 200 and a bag changing button 300 are installed on the top of the large cover part 120, and the sealing packing button 200 and the bag changing button 300 are communicably connected with the control device respectively.

The control device may be a PCB control circuit board.

The specific embodiments of the present invention have been described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modifications and substitutions to the utility are also within the scope of the utility model. Therefore, all equivalent transformations and modifications made without departing from the spirit and scope of the present invention shall fall within the scope of the present invention.

Claims (12)

1. garbage bag closing mechanism, the garbage throw-in port around dustbin is installed, which is characterized in that including driving device, by institute State the closing bag screw rod and closing in envelope screw rod of driving device driving rotation, and the closing bag compression bar and closing in envelope of the setting that intersects Compression bar, in which:

The closing bag screw rod and closing in envelope screw rod are distributed along the two sides of the garbage throw-in port respectively, and the one of the closing bag compression bar End is connect with the closing bag screw rod, and one end of the closing in envelope compression bar is connect with the closing in envelope screw rod；In the driving Under the driving effect of device, the closing bag compression bar and closing in envelope compression bar are past along the closing bag screw rod and closing in envelope screw rod respectively Refuse bag is collapsed and is compressed, and resetted by linear motion.

2. garbage bag closing mechanism according to claim 1, which is characterized in that the driving device be it is a set of, it is same set of The driving device drives the closing bag screw rod and closing in envelope screw rod to rotate simultaneously；Or,

The driving device is two sets, including first driving device and the second driving device, and the first driving device drives institute The rotation of closing bag screw rod is stated, second driving device drives the closing in envelope screw rod rotation.

3. garbage bag closing mechanism according to claim 2, which is characterized in that the first driving device includes the first electricity Machine and first motor gear, the end of the closing bag screw rod have the first transmission gear, first transmission gear and described the The engagement connection of one motor gear；

Second driving device includes the second motor and the second motor gear, and the end of the closing in envelope screw rod has second Transmission gear, second transmission gear engage connection with second motor gear.

4. garbage bag closing mechanism according to claim 3, which is characterized in that the closing bag screw rod is directly with described first The main shaft of motor connects；The closing in envelope screw rod is directly connect with the main shaft of second motor.

5. garbage bag closing mechanism according to claim 1, which is characterized in that the closing bag compression bar and closing in envelope compression bar Connecting pin be respectively provided with structure with threaded hole, the structure with threaded hole respectively with the closing bag screw rod and closing in envelope Wire rod thread connection.

6. garbage bag closing mechanism according to claim 1, which is characterized in that be provided on the closing bag compression bar along described The other end of the axially extending guide groove of closing bag compression bar, the closing in envelope compression bar passes through the guide groove and the closing bag pressure Bar intersects setting, to make the closing in envelope compression bar move reciprocatingly along the axial direction of the closing bag compression bar, and described Guide groove guiding.

7. garbage bag closing mechanism according to claim 1, which is characterized in that right on the side wall of the closing in envelope compression bar One piece of sealing pressing plate for compressing refuse bag should be embedded at refuse bag gathering.

8. garbage bag closing mechanism described in any one of -7 according to claim 1, which is characterized in that the garbage bag closing machine Structure is arranged on the mounting plate that the inner wall of the dustbin is arranged, and the rubbish is opened up in the middle part of the mounting plate and is launched Mouthful.

9. garbage bag closing mechanism described in any one of -7 according to claim 1, which is characterized in that the garbage bag closing machine Structure further includes mounting seat, and the shell shape of the mounting seat and the shell shape of the dustbin match, and with it is described The opening of dustbin is detachably connected；

The outer casing inner wall of the mounting seat is provided with mounting plate, the centre of the mounting plate opens up the rubbish and launches Mouthful, driving device, closing bag screw rod, closing in envelope screw rod, closing bag compression bar and the closing in envelope compression bar of the garbage bag closing mechanism It is separately positioned on the mounting plate.

10. automatic packaging mechanism, which is characterized in that including garbage bag closing mechanism of any of claims 1-9, and The closing device being mounted on the dustbin at the closing bag compression bar and closing in envelope compression bar gathering.

11. intelligent garbage bin, which is characterized in that be equipped with automatic packaging mechanism described in any one of claim 10.

12. intelligent garbage bin according to claim 11, which is characterized in that the dustbin includes staving and is arranged in institute State the big cover on staving；The garbage bag closing mechanism is set up directly in the big cover；Or,

The garbage bag closing mechanism is mounted on the upper end of the staving and is detachably connected with the staving, the big cover peace It is detachably connected mounted in the upper end of the garbage bag closing mechanism, and with the garbage bag closing mechanism.