WO2021047458A1

WO2021047458A1 - Smart garbage bin

Info

Publication number: WO2021047458A1
Application number: PCT/CN2020/113645
Authority: WO
Inventors: 俞浩
Original assignee: 追创科技(苏州)有限公司
Priority date: 2019-09-11
Filing date: 2020-09-06
Publication date: 2021-03-18

Abstract

A smart garbage bin, comprising: an electric heating wire heating base (450), the position of which is defined as the back; a pair of horizontal compression bars (410) positioned on two sides facing the electric heating wire heating base (450) and essentially parallel to each other, the position of the bars being defined as the left and the right; a vertical compression bar (420) positioned in front of the electric heating wire heating base (450); a driving part (440) that drives the pair of horizontal compression bars (410) to draw close together or move away from each other; and connection bars (430) that connect the horizontal compression bars (410) and the vertical compression bar (420) so as to cause the horizontal compression bars (410) to be linked with the vertical compression bar (420).

Description

A smart trash can

Technical field

This application relates to the technical field of smart trash cans, in particular to a pressure rod in-position detection device and a smart trash can.

Background technique

With the improvement of people's living standards, the amount of garbage produced is also increasing. The garbage can, which is a household necessity, has played an important practical significance in sorting and recycling garbage and keeping the environment clean and tidy. The smart trash can includes a microcomputer control unit, an infrared sensor detection device and a mechanical transmission part. It is a new high-tech product integrating machine, light and electricity. The shortcomings of the closing mechanism on the existing smart trash can are: after the user delivers the garbage to the trash can, the trash can cannot accurately determine whether the height of the garbage piled in the garbage bag exceeds the closing height of the trash can, and the closing effect of the closing device is poor, so Therefore, it is necessary to study a smart trash can with a pressure rod in place detection and closing mechanism.

Summary of the invention

In view of the deficiencies in the above-mentioned technology, the present application provides a pressure rod in-position detection device and a smart trash can.

The technical solution adopted by this application to solve its technical problem is: a pressure rod in-position detection device, comprising: a pair of transverse pressure rods located in the lid and distributed along the width; a longitudinal pressure rod located in the lid and distributed along the longitudinal direction; Rod; a drive mechanism that drives the horizontal pressure rods to move closer or away from each other in the longitudinal direction, and drives the longitudinal pressure rod to make a linear reciprocating movement in the horizontal direction; and respectively located at the horizontal pressure rod and the longitudinal pressure rod A plurality of micro switches at the beginning and end of the movement stroke of the rod; wherein, the driving mechanism and the micro switches are both located in the barrel cover.

Optionally, the horizontal pressure rods are arranged synchronously, and the micro switch includes a second micro switch for detecting whether the horizontal pressure rod is located at the initial position of the starting end, and a second micro switch for detecting whether the horizontal pressure rod is located at the initial position of the starting end. A first micro switch located at the end closing position, a fourth micro switch for detecting whether the longitudinal pressing rod is at the initial position of the starting end, and a third micro switch for detecting whether the longitudinal pressing rod is at the end closing position Micro Switch.

Optionally, one side wall of the longitudinal pressing rod is formed with a bump for facilitating contact with the fourth micro switch.

Optionally, the lid includes a large lid pivotally connected to the top of the barrel body, and a small lid pivotally connected to the large lid, wherein a garbage bag loaded with a garbage bag is fastened to the large lid box.

Optionally, the driving mechanism includes a first driving assembly that drives a pair of the horizontal pressing rods to move closer to or away from each other in the longitudinal direction, and a second driving assembly that drives the longitudinal pressing rods to make a linear reciprocating movement in the horizontal direction. Drive components.

Optionally, the first drive assembly includes a first support and a second support that are detachably arranged in the lid, and a second support that is supported on the first support and the second support. A belt transmission unit and a first guide rod, and a first motor for providing a power source to the first belt transmission unit, wherein the first belt transmission unit includes a horizontal pressure rod and a longitudinal direction Distributed first transmission belt, the distribution direction of the first guide rod is parallel to the distribution direction of the first transmission belt, one end of the transverse pressing rod is sleeved on the first guide rod and the opposite end Supported by a supporting plate, the supporting plate is formed in the lid.

Optionally, a slot for clamping the first transmission belt and a first through hole for the first guide rod to pass through are formed on one end of the transverse pressing rod, and when the first transmission belt is clamped When in the slot, the transverse pressing rod moves with the movement of the first transmission belt.

Optionally, the second drive assembly includes a pair of second belt drive units that are supported in the barrel cover and are located at opposite ends of the longitudinal pressure rod for driving and supporting the longitudinal pressure rod, A second guide rod supported on one side of the second belt transmission unit and distributed in the transverse direction, a second motor arranged in the lid, and used to transmit the driving force of the second motor to The third belt transmission unit on the first guide rod, wherein the second belt transmission unit and the third belt transmission unit are connected by the first guide rod to drive the second motor The force is transmitted to the second belt transmission unit so as to realize the linear reciprocating movement of the longitudinal pressing rod in the transverse direction.

Optionally, the second belt transmission unit includes a second transmission belt distributed in a transverse direction, and one end of the longitudinal pressure rod is formed with a second through hole for the second guide rod to pass through, and the longitudinal pressure rod It is detachably arranged on the second transmission belt and moves with the movement of the second transmission belt.

An intelligent trash can, including the above-mentioned pressing rod in-position detection device.

Compared with related technologies, the present application has the following beneficial effects: the pressing rod in-position detection device and the smart trash can provided by the application are provided with micro switches at the beginning and end of the movement strokes of the horizontal pressing rod and the longitudinal pressing rod. The micro switch accurately judges whether the height of the garbage in the garbage bag exceeds the closing height of the closing mechanism by sensing the specific positions of the horizontal and longitudinal pressing rods, and has the advantages of simple structure and convenient use.

A new type of garbage bag closing device includes: a closing assembly, which is fixedly installed in the bottom space of the bottom cover, for closing the garbage bag containing garbage; the closing assembly includes a first closing rod, which is movably It is arranged at the bottom of the bottom cover; the second closing rod is arranged substantially parallel to the first closing rod, and is movably arranged at the bottom of the bottom cover; and the third closing rod is connected to the first closing rod and the second closing rod. The rod is basically arranged vertically, and it is movably arranged at the bottom of the bottom cover;

Wherein, the bottom cover is fixed with a first motor capable of driving the first closing rod and the second closing rod to approach or move away synchronously; the bottom cover is also fixed with a second motor capable of linking the two ends of the third closing rod.

Optionally, the closing assembly further includes an interlocking optical shaft, which is arranged at the bottom of the bottom cover and used to guide the movement of the first closing rod and the second closing rod; the second driving wheel is fixed on the output shaft end of the first motor ; A third driven wheel, which is rotatably arranged at the bottom of the bottom cover; and a fourth belt, which is connected to the third driven wheel and the second driving wheel;

Wherein, the fourth belt is used to drive the first closing rod and the second closing rod to move in opposite directions; the rear end of the first closing rod is formed with a first fixing part fixedly connected to the front belt body of the fourth belt; The rear end part of the two closing rods is formed with a second fixing part fixedly connected to the rear side belt body of the fourth belt.

Optionally, the closing assembly further includes a first mounting seat, which is fixed on the bottom rear side of the bottom cover, and the first motor is connected to the first mounting seat; and the second mounting seat is fixed on the bottom rear side of the bottom cover. One end

Wherein, the linked optical axis is rotatably mounted on the first mounting seat and the second mounting seat.

Optionally, a first optical axis wheel and a second optical axis wheel are respectively fixed at both ends of the linkage optical axis, and an optical axis transmission wheel is also fixed on the linkage optical axis; the closing assembly further includes a first driven wheel, which It is rotatably installed at the bottom of the bottom cover, and a first belt is connected between the first driven wheel and the first optical axis wheel; and a second driven wheel is rotatably installed at the bottom of the bottom cover. The second driven wheel and the second driven wheel are rotatably installed at the bottom of the bottom cover. A second belt is connected between the two optical shaft wheels;

Among them, the two ends of the third necking rod are fixedly connected to the first belt and the second belt, respectively; the output shaft end of the second motor is fixed with a first driving wheel, and the optical shaft transmission wheel and the first driving wheel are connected with each other. The third belt.

Optionally, the rear end of the first closing rod is formed with a first guide part slidably sleeved on the interlocking optical axis; the rear end of the second closing rod is formed with a second guide slidably sleeved on the interlocking optical axis unit.

Optionally, the closing assembly further includes a polished rod, one end of which is fixed on the bottom cover, and the other end is fixed on the second mounting seat; one end of the third closing rod is formed with a third guide part, which is movably sleeved On a polished rod.

Optionally, the first narrowing rod is provided with a first strip through slot for the third narrowing rod to move through; the second narrowing rod is provided with a second strip through slot for the third narrowing rod to move through.

Optionally, it also includes a heating wire module, which is fixed on the bottom of the bottom cover, and is used to cooperate with the third closing rod to seal and heat-melt the garbage bag after the closing assembly completes the closing operation.

Optionally, an upper cavity is formed on the top of the bottom cover, and a garbage bag box is detachably installed in the upper cavity; the garbage bag box is equipped with continuous garbage bags without breakpoints.

Compared with related technologies, the present application has the following beneficial effects: the novel garbage bag closing device provided by the present application can stably close the garbage bag mouth at the side position of the heating wire module through three closing rods, which is conducive to the use of The closing part forms a beautiful and firm shape, which not only enables the bottom and top of the garbage bag to withstand greater pressure, but also enables the garbage bag to be fully utilized, avoiding waste. The first motor and the second motor cooperate with each other to drive the three closing rods, which is beneficial to adjust the closing shape of the garbage bag and can prevent the garbage bag from being clamped between the three closing rods. In addition, since the first belt, the second belt and the polished rod can support and guide the third narrowing rod, the interlocking optical axis, the fourth belt and the third narrowing rod can all support the first and second narrowing rods. Orientation, so that the entire closing assembly has higher operating stability, thereby ensuring the closing quality of the garbage bag mouth.

The technical solution adopted by the present application to solve its technical problems is: a garbage bag sealing device, comprising: a first pressure rod, a pair of pressure bars are arranged on the first pressure rod, and a first pressure bar is formed between the pressure bars. Trough; a second pressure rod, the second pressure rod is provided with a pair of telescopic rods opposite to the pressure bar and has a telescopic amount in the direction of movement of the second pressure rod, sandwiched between the telescopic rods A second groove body opposite to the first groove body is formed; a driving mechanism that drives the first pressure rod and the second pressure rod to approach or move away from each other; A heating strip for sealing the garbage bag on the rod; and a blade arranged in the first tank and/or the second tank for cutting the garbage bag, the blade being configured to seal the garbage bag after the heating strip The garbage bag is cut off.

Optionally, the blade is configured such that after the pressure bar and the telescopic rod are preliminarily compressed under the drive of the driving mechanism, the first pressure rod and the second pressure rod are in the driving mechanism. Driven to continue to move, the telescopic rod retracts under the action of the pressure bar to make the blade of the blade extend out of the first groove body or the second groove body.

Optionally, a pair of the pressure bars are arranged on the first pressure rod in an upward and downward distribution manner, and the pressure bars extend along the length direction of the first pressure rod.

Optionally, a pair of the telescopic rods are arranged on the second pressure rod in an upward and downward manner, and the telescopic rods extend along the length direction of the second pressure rod.

Optionally, the telescopic rod includes a base rod provided with a guide post, and a compression spring that is pressed between the second pressure rod and the base rod to provide the base rod with a restoring elastic force, wherein, A limit screw is arranged at the end of the guide post, and the central axis of the guide post is parallel to the movement directions of the first pressure rod and the second pressure rod.

Optionally, the blade is hidden in the first groove body and/or the second groove body.

Optionally, it further includes a device respectively provided at opposite ends of the first pressure rod and the second pressure rod for gathering garbage bags between the first pressure rod and the second pressure rod guide plate.

Optionally, the driving mechanism includes a screw rod screwed with the first pressing rod and the second pressing rod, and a screw rod parallel to the screw rod for the first pressing rod and the second pressing rod. A guide rod supporting and guiding the two pressure rods, and a motor driving the screw rod to rotate, wherein the screw rod is formed with a first external threaded area and a second external threaded area with opposite rotation directions.

Optionally, when the blade is provided in both the first groove body and the second groove body, there is a gap between the blade in the first groove body and the blade in the second groove body. The preset included angle allows the blades to cut the garbage bag when they are close to each other.

A smart trash can includes the trash bag sealing device.

Compared with related technologies, this application has the following beneficial effects: the garbage bag sealing device and smart garbage can provided in this application realize the cutting of the garbage bag through blades, thereby effectively avoiding the heating of the heating wire to a higher temperature to the garbage. The bag is fused, because the heating strip only needs to seal the garbage bag and does not need to be fused at the same time, therefore, the temperature of the heating strip does not need to be particularly high, and the garbage bag does not produce smoke or odor. It has the advantages of safety, reliability, energy saving and consumption reduction. .

The technical solution adopted by the present application to solve its technical problem is: a three-bar closing mechanism for garbage bags, including: an electric heating wire heating seat, the position of which is defined as the rear; located on opposite sides of the electric heating wire heating seat and basically A pair of horizontal pressure rods parallel to each other on the upper side are defined as left and right; a longitudinal pressure rod located in front of the heating wire heating seat; driving a pair of the horizontal pressure rods to move closer to each other or to move away from each other Section; connecting the horizontal pressure rod and the longitudinal pressure rod so that the horizontal pressure rod and the longitudinal pressure rod linkage; wherein, when a pair of the horizontal pressure rod from the left and right sides to When the heating wire heating seat is closed, the longitudinal pressing rod is driven by the connecting rod to move closer to the heating wire heating seat from the front until it is pressed together to realize the closing of the garbage bag.

Optionally, the transverse pressure rod is provided with clearances distributed along its length for the longitudinal pressure rod and the connecting rod to pass through.

Optionally, one end of the connecting rod is pivotally connected to the longitudinal pressure rod, and the other end is pivotally connected to the horizontal pressure rod.

Optionally, the connecting rods are arranged in a pair, and the connecting rods and the transverse pressing rods are arranged in a one-to-one correspondence.

Optionally, rolling pulleys are also provided on opposite ends of the longitudinal pressing rod.

Optionally, the rolling pulleys are arranged on opposite ends of the longitudinal pressing rod through a wheel seat.

Optionally, the driving part includes a screw rod parallel to the longitudinal pressing rod, and a motor for driving the screw rod to rotate, wherein the screw rod is formed with a first external threaded area and a second threaded area with opposite rotation directions. There are two external thread areas, a pair of said lateral pressure rods are respectively screwed on said first external thread area and said second external thread area to realize a pair of said lateral pressure rods close to or away from each other.

Optionally, the motor and the screw rod are connected by a belt transmission unit.

Optionally, the driving part further includes a pair of micro switches for limiting the movement stroke of the lateral pressing rod.

A smart trash can includes a body and a lid pivotally connected to the top of the body, and a three-bar closing mechanism with the garbage bag installed on the body or the lid.

Compared with related technologies, the present application has the following beneficial effects: the three-bar closing mechanism of the garbage bag and the smart trash can provided by the present application, which make the mouth of the garbage bag face the electric heating wire through a pair of horizontal pressure rods and a longitudinal pressure rod. The side of the heating seat is folded, and the garbage bag can be sealed at the same time as the garbage bag is closed. It has the advantages of simple structure and convenient use; the longitudinal pressure rod is connected with a pair of horizontal pressure rods through the connecting rod, when the driving part drives a pair of horizontal pressure rods. When the pressing rod moves closer to the heating seat side of the heating wire, the longitudinal pressing rod is driven by the connecting rod to also move closer to the heating seat side of the heating wire, which has the advantages of stable and reliable movement and good closing effect of the garbage bag.

The technical solution adopted by the present application to solve its technical problems is: a heat-generating sealing device for garbage bags, comprising: a base with a mounting end surface formed in the length direction, and the location of the mounting end surface is defined as the front; heating wire, which Fastened to the base and bearing against the mounting end surface; and a wire electrically connected to the heating wire, the wire being arranged on both ends of the heating wire; wherein the heating wire The two ends of the wire are respectively fastened at the left and right ends of the base by fastening units.

Optionally, the mounting end surface is a smooth surface.

Optionally, the mounting end surface includes a main base surface, and a bending surface that is bent and formed on a pair of opposite side edges of the main base surface, wherein the side edges of the main base surface are along the upper and lower edges. The edges distributed along the direction, the bending face is bent behind the base.

Optionally, the main base surface and the bending surface are smooth and straight planes, and an obtuse angle exists between the main base surface and the bending surface.

Optionally, a pair of clamping grooves for restricting the position of the heating wire in the upper and lower directions are symmetrically opened on both ends of the mounting end surface.

Optionally, the fastening unit includes a screw and a nut screwed with the screw, and two ends of the heating wire are respectively formed with a hook part for being clamped on the screw.

Optionally, the left and right ends of the base are respectively provided with screw holes for the screws to pass through, and the left and right ends of the base are respectively provided for accommodating the The nut groove of the nut, wherein the axis of the screw hole is distributed along the length direction of the base.

Optionally, a connecting terminal is further provided on the wire, and the fastening unit makes the connecting terminal press-fit with the end of the heating wire to realize the electrical connection between the wire and the heating wire.

Optionally, a wiring groove for arranging the wires is formed on the back end surface of the base opposite to the installation end surface.

Optionally, a summary opening communicating with the wiring groove is formed in the center of the rear end surface of the base.

Compared with the related art, the present application has the following beneficial effects: the heating wire of the garbage bag sealing device provided by the present application is supported on the mounting end surface of the base through the fastening unit, and the two ends of the mounting end surface are symmetrical It is provided with a pair of card slots for restricting the position of the heating wire in the upper and lower directions, which has the advantages of simple structure and easy installation;

The installation end surface is a smooth surface, which can effectively avoid scratching the garbage bag when sealing, and has the advantage of good sealing effect;

The installation end surface includes a main base surface and a pair of bending surfaces that are bent and formed on the main base surface. The installation end surface adopts this structure to make the heating wire fit well on the installation end surface, which is convenient for installation and has a good installation effect. advantage.

Description of the drawings

FIG. 1 is a schematic diagram of the structure of the smart trash can according to the present application;

Fig. 2 is a schematic diagram of the lid of the smart trash can according to the present application in an open state;

Figure 3 is a schematic diagram of the structure of the lid of the present application;

Figure 4 is a schematic diagram of the small lid of the bucket lid of the present application in an open state;

Figure 5 is a schematic diagram of the internal structure of the lid of the present application;

Fig. 6 is one of the schematic diagrams of the pressure rod in-position detection device according to the present application;

FIG. 7 is the second schematic diagram of the pressure rod in-position detection device according to the present application;

Fig. 8 is one of the structural schematic diagrams of the driving mechanism of the present application;

FIG. 9 is a schematic diagram of an enlarged structure of area A in FIG. 8;

Fig. 10 is the second structural diagram of the driving mechanism of the present application;

FIG. 11 is a schematic diagram of the structure of the transverse compression rod of the present application;

Figure 12 is a schematic diagram of the structure of the longitudinal strut of the present application;

Figures 13-14 are schematic diagrams of the installation positions of the application from different perspectives;

Figure 15 is an isometric diagram of the overall structure of the application;

Figure 16 is an isometric diagram of a partial structure of the application;

Figure 17 is an isometric diagram of the overall structure of the smart trash can;

18 is a schematic diagram of the structure of the garbage bag sealing device of the present application;

19 is a schematic diagram of a cross-sectional structure of the garbage bag sealing device of the present application;

20 is a schematic diagram of an enlarged structure of area B in FIG. 19;

21 is a schematic diagram of the positional relationship between the first pressure rod and the guide plate of the garbage bag sealing device of the present application;

22 is a schematic diagram of the structure of the first pressing rod of the garbage bag sealing device of the present application;

FIG. 23 is a schematic structural diagram of a second pressing rod of the garbage bag sealing device of the present application;

24 is a schematic diagram of the structure of the telescopic rod of the garbage bag sealing device of the present application;

25 is a schematic diagram of the exploded structure of the telescopic rod of the garbage bag sealing device of the present application;

26 is a schematic diagram of the structure of the blade of the garbage bag sealing device of the present application;

FIG. 27 is a schematic diagram of the structure of the lid of the smart trash can according to the present application;

FIG. 28 is a schematic diagram of the structure of the smart trash can according to the present application;

Figure 29 is a schematic diagram of the three-bar closing mechanism of the garbage bag according to the present application in a closed state;

FIG. 30 is a schematic diagram of the positional relationship between the three-bar closing mechanism of the garbage bag of the present application and the lid of the barrel when it is in the closing state;

Figure 31 is a schematic diagram of the three-bar closing mechanism of the garbage bag of the present application in an open state;

32 is a schematic diagram of the positional relationship between the three-bar closing mechanism of the garbage bag of the present application and the lid of the bucket when it is in an open state;

33 is a schematic diagram of the positional relationship between the rolling pulley and the guide wall of the three-bar closing mechanism of the garbage bag according to the present application;

FIG. 34 is a schematic view of the structure of the barrel cover of the present application in the downward direction;

FIG. 35 is a schematic diagram of the structure of the smart trash can according to the present application;

FIG. 36 is an exploded schematic diagram of a part of the structure of the smart trash can according to the present application;

FIG. 37 is a schematic diagram of the positional relationship between the lateral pressure rod of the present application and the internal limiting structure of the barrel cover;

FIG. 38 is a schematic diagram of the structure of the heat-generating sealing device of the garbage bag according to the present application;

FIG. 39 is a schematic structural view of the heat-generating sealing device of the garbage bag according to the present application in a top view direction;

FIG. 40 is a schematic diagram of an exploded structure of the heat-generating sealing device of the garbage bag according to the present application;

FIG. 41 is a schematic diagram of the structure of the base of the present application;

Fig. 42 is a schematic diagram of the structure of the heating wire of the present application.

In the picture: 110, the first micro switch; 120, the second micro switch; 130, the third micro switch; 140, the fourth micro switch; 150, the horizontal lever; 151, the gap; 152, the card slot 153, the first through hole; 160, the longitudinal pressing rod; 161, the bump; 162, the second through hole; 163, the hook portion; 164, the fastening piece; 170, the drive mechanism; 171, the first drive assembly; 1711, the first support; 1712, the second support; 1713, the first motor; 1714, the first pulley; 1715, the first transmission belt; 1716, the first guide rod; 172, the second drive assembly; 1721, the first Second motor; 1722, second guide rod; 1723, second transmission belt; 1724, second pulley; 1725, third pulley; 1726, fourth pulley; 1727, fifth pulley; 1728, third transmission belt; 180. Barrel cover; 181. Large cover; 1811. Support plate; 182. Small cover; 183. Garbage bag box; 190. Heating wire heating seat; 22. Closing assembly; 211. Bottom cover; 231. First closing rod; 232. The second closing rod; 244. The third closing rod; 230, the first motor; 240, the second motor; 221, the first mounting seat; 222, the second mounting seat; 241, the linkage optical axis; 2411, the first An optical axis wheel; 2412, a second optical axis wheel; 2401, an optical axis transmission wheel; 2421, a first driven wheel; 2431, a first belt; 2422, a second driven wheel; 2432, a second belt; 2400, a first 2302, the third belt; 2301, the third driven wheel; 2300, the second driving wheel; 2302, the fourth belt; 2311, the first fixed part; 2321, the second fixed part; 2312, the first guide part; 2322. The second guide part; 245. Polished rod; 2441. The third guide part; 2310. The first strip through slot; 2320. The second strip through slot; 2111. Heating wire module; 210. Barrel body; 213. Top Lid; 2110, upper cavity; 212, garbage bag box. 310. First pressure rod; 311, pressure bar; 320, second pressure rod; 321, telescopic rod; 3211, base rod; 3212, guide post; 3213, compression spring; 3214, limit screw; 322, limit block; 330. Drive mechanism; 331. Screw rod; 332. Guide rod; 333. Motor; 334. Belt drive unit; 340. Blade; 350. Heating strip; 360. Guide plate; 370. Bucket cover; 371. Large cover; 372 , Small cover; 380, barrel body. 410, horizontal pressure rod; 411, over gap; 420, longitudinal pressure rod; 430, connecting rod; 440, drive part; 441, screw rod; 442, motor; 443, belt drive unit; 444, micro switch; 450, Electric heating wire heating seat; 460, rolling pulley; 461, wheel seat; 470, barrel body; 471, barrel cover; 4711, guide wall; 4712, installation block. 510. Base; 511. Mounting end surface; 5111, main base surface; 5112, bending surface; 512, card slot; 513, screw hole; 514, nut slot; 515, wiring slot; 5151, summary opening; 520, heating Wire; 521, hook part; 530, wire; 531, connecting terminal; 540, fastening unit; 541, screw; 542, nut; 550, mounting hole.

detailed description

The application will be further described in detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it with reference to the text of the description.

As shown in Figures 1 to 12, the present application provides a pressure rod in-position detection device, which includes: a pair of transverse pressure rods 150 located in the barrel cover 180 and distributed along the lateral direction; and located in the barrel cover 180 and distributed along the longitudinal direction. A longitudinal pressing rod 160; a driving mechanism 170 that drives the horizontal pressing rods 150 to move closer or away from each other in the longitudinal direction, and drives the longitudinal pressing rod 160 to make a linear reciprocating movement in the lateral direction; and respectively located in the lateral direction A plurality of micro switches at the beginning and end of the movement stroke of the pressing rod 150 and the longitudinal pressing rod 160; wherein, the driving mechanism 170 and the micro switch are both located in the lid 180, and the lateral The pressing rod 150, the longitudinal pressing rod 160 and the driving mechanism 170 constitute a closing mechanism of the barrel cover 180. In this solution, as shown in FIGS. 5 to 7, the horizontal pressing rod 150, the longitudinal pressing rod 160, the driving mechanism 170, and the micro switch are all located in the lid 180, and the lid 180 It includes a large cover 181 pivotally connected to the top of the barrel, a small cover 182 pivotally connected to the large cover 181, the horizontal pressing rod 150, the longitudinal pressing rod 160, the driving mechanism 170 and the micro The movable switches are all arranged on the large cover 181, which is in the shape of an annular rectangular frame, and a trash bag box 183 is fastened on the inner wall of the large cover 181, and the trash bag box 183 is folded inside A non-breaking point type garbage bag is placed, the garbage bag box 83 is formed with an opening for the non-breaking point type garbage bag to extend into the barrel, and an electric heating wire heating seat 190 is also provided on the large cover 181, so The heating wire heating seat 190 is fastened to the large cover 181; in this solution, the position where the heating wire heating seat 190 is located is defined as the rear, and the longitudinal pressing rod 160 is located on the heating wire heating seat 190 In the front, the horizontal pressing rod 150 is located on the left and right sides of the heating wire heating seat 190, and the heating wire heating seat 190, the longitudinal pressing rod 160 and the horizontal pressing rod 150 are basically arranged at the same height. In the non-closed state, the rectangular area enclosed by the heating wire heating seat 190, the longitudinal pressing rod 160 and the transverse pressing rod 150 is the opening of the garbage bag. When the mouth is closed, the driving mechanism 170 Drive the horizontal pressing rod 150 and the longitudinal pressing rod 160 to respectively close the garbage bag to the side of the heating wire heating seat 190 to realize the closing of the garbage bag; in this solution, the horizontal pressing rod 150 and the longitudinal pressing rod 150 The micro switch is set at the start and end positions of the movement stroke of the pressing rod 160. When the horizontal pressing rod 150 and the longitudinal pressing rod 160 move to the set position, the micro switch is triggered, and the The micro switch will feedback a signal to the control board (not shown) to sense the specific position and state of the horizontal pressing rod 150 and the longitudinal pressing rod 160; specifically, when the horizontal pressing rod 150 and the longitudinal pressing rod 150 The pressing rod 160 starts to perform the closing action. If the predetermined closing time is exceeded and the micro switch is still not triggered, it is judged that the closing has failed, and there is garbage that exceeds the height of the closing, which prevents the closing from being successfully completed. , The control main board controls the horizontal pressure rod 150 and the longitudinal pressure rod 160 to reset to the starting end position, cancel the closing action, and then turn up the large cover 181 of the bucket cover 180, so that the garbage bag is taken out again. , And the horizontal pressure rod 150 and the longitudinal pressure rod 160 are no longer blocked by garbage, so that the closing and fusing can be performed smoothly, overload packaging can be realized, and the user's convenience is effectively improved.

As an embodiment of the present solution, as shown in FIGS. 5 to 7, the horizontal pressing rod 150 is set synchronously, and the micro switch includes a second for detecting whether the horizontal pressing rod 150 is located at the initial position of the starting end. Two micro switches 120, a first micro switch 110 for detecting whether the transverse pressing rod 150 is located at the end closing position, and a fourth micro switch for detecting whether the longitudinal pressing rod 160 is located at the initial position of the starting end Switch 140 and a third micro switch 130 for detecting whether the longitudinal pressing rod 160 is located at the end closed position. In this solution, since the horizontal pressing rod 150 is arranged synchronously, only one of the horizontal pressing rods needs to be detected. The movement position of the rod 150 is sufficient. As shown in FIG. 6, FIG. 6 is a specific installation method of the first micro switch 110 and the second micro switch 120. For the convenience of description, a pair of the transverse pressing rods 150 are respectively called first The horizontal pressing rod and the second horizontal pressing rod, in view of the distribution of the horizontal pressing rod 150, the longitudinal pressing rod 160 and the driving mechanism 170 in the lid 180, the first micro switch 110 The second micro switch 120 is set at the initial position of the start end of the second transverse pressure rod. In summary, the first micro switch 120 is set at the closing position of the end of the first transverse pressure rod. The movable switch 110 and the second microswitch 120 only need to be located at the end and the starting end of the transverse pressing rod 150 respectively, and the specific settings can be determined according to actual conditions.

As an embodiment of this solution, as shown in FIG. 12, a protrusion 161 is formed on a side wall of the longitudinal pressing rod 160 to facilitate contact with the fourth micro switch 140, which has a stable and reliable triggering function. advantage.

As an embodiment of this solution, as shown in FIGS. 5 and 6, the transverse pressure rod 150 is formed with a gap 151 for the longitudinal pressure rod 160 to penetrate and slide, wherein the gap 151 Distributed along the length direction of the transverse pressure rod 50, the length direction is the transverse direction.

As an embodiment of this solution, as shown in FIGS. 8 and 10, the driving mechanism 170 includes a first driving assembly 171 that drives a pair of the transverse pressing rods 150 to move closer to each other or to move away from each other in the longitudinal direction. The longitudinal pressing rod 160 performs a linear reciprocating second driving assembly 172 in the transverse direction.

As an embodiment of this solution, as shown in FIGS. 8 to 10, the first driving assembly 171 includes a first support 1711 and a second support detachably disposed in the large cover 181 of the barrel cover 180. The support 1712, the first belt transmission unit and the first guide rod 1716 supported on the first support 1711 and the second support 1712, are used to provide a power source to the first belt transmission unit The first motor 1713, wherein the first belt transmission unit includes a first transmission belt 1715 provided with the transverse pressing rod 150 and distributed along the longitudinal direction, and is provided on the first support 1711 and the second support The first pulley 1714 on the seat 1712 is used for tensioning the first transmission belt 1715, the distribution direction of the first guide rod 1716 is parallel to the distribution direction of the first transmission belt 1715, and the first guide rod 1716 Located below the first transmission belt 1715, one end of the transverse pressing rod 150 is sleeved on the first guide rod 1716, and the opposite end is supported by a support plate 1811, and the support plate 1811 is formed on the first guide rod 1716. In the large cover 181 of the barrel cover 180, the support plate 1811 can provide effective support for the transverse pressing rod 150, so that the transverse pressing rod 150 is driven by the first transmission belt 1715 to move in the longitudinal direction. .

As an embodiment of the present solution, as shown in FIG. 11, one end of the transverse pressing rod 150 is formed with a groove 152 for clamping the first transmission belt 1715 and a groove 152 for the first guide rod 1716 to pass through. The first through hole 153, the first transmission belt 1715 and the slot 152 are tightly connected, and when the first transmission belt 1715 is locked in the slot 152, the transverse pressing rod 150 follows The first transmission belt 1715 moves and moves.

As an embodiment of this solution, as shown in FIGS. 8 to 10, the second driving assembly 172 includes a large cover 181 supported in the barrel cover 180 and located at opposite ends of the longitudinal pressing rod 160 A pair of second belt transmission units for driving and supporting the longitudinal pressure rod 160, and second guide rods 1722, which are supported on one side of the second belt transmission unit and distributed in the transverse direction, are arranged in the barrel A second motor 1721 in the large cover 181 of the cover 180 is used to transmit the driving force of the second motor 1721 to the third belt transmission unit on the first guide rod 1716, wherein the second The belt transmission unit and the third belt transmission unit are connected by the first guide rod 1716 to transmit the driving force of the second motor 1721 to the second belt transmission unit to realize the longitudinal pressing rod 160 linear reciprocating movement in the transverse direction.

As an embodiment of this solution, as shown in FIGS. 8 to 10, the second belt transmission unit includes a second transmission belt 1723 distributed along the transverse direction and provided with the longitudinal pressing rod 160, and a second transmission belt 1723 fastened to the The second pulley 1724 at the end of the first guide rod 1716, a third pulley 1725 arranged in the large cover 181 of the barrel cover 180 through a rotating shaft, and the third pulley 1725 is tensioned on the On the second pulley 1724 and the third pulley 1725, one end of the longitudinal pressing rod 160 is formed with a second through hole 162 for the second guide rod 1722 to penetrate, and the longitudinal pressing rod 160 is detachable It is arranged on the second transmission belt 1723 and moves with the movement of the second transmission belt 1723. Specifically, a hook portion 163 is formed on the bottom end surface of the longitudinal pressing rod 160 near the second through hole 162 side, The bottom end surface of the longitudinal pressing rod 160 is also connected with a fastening piece 164 by bolts. The fastening piece 164 and the hook portion 163 are respectively located at opposite ends of the longitudinal pressing rod 160. , First the second transmission belt 1723 on one side is clamped in the hook portion 163, and then the end of the longitudinal pressing rod 160 is connected to the second transmission belt on the other side through the fastening piece 164 1723 is fastened and connected. Optionally, after the installation of the longitudinal pressure rod 160 is completed, the longitudinal pressure rod 160 is perpendicular to the transverse pressure rod 150 or maintains a substantially vertical relationship.

As an embodiment of this solution, as shown in FIGS. 8 to 10, the third belt transmission unit is arranged close to the second support 1712, and the third belt transmission unit includes a A fourth pulley 1726 on the output shaft of the motor 1721, a fifth pulley 1727 fastened to the first guide rod 1716, and a fifth pulley 1726 fastened to the fourth pulley 1726 and the fifth pulley The third transmission belt 1728 on 1727, wherein the fifth pulley 1727 and the second pulley 1724 are arranged adjacent to each other.

Smart trash cans are mostly equipped with an automatic closing and packing mechanism, so that users can easily take out trash bags containing trash. In related technologies, the automatic closing and packing mechanisms are all set at the corners of the trash can, which is not conducive to perfecting the shape of the trash bag after closing. It not only causes the trash bag mouth to be weak, but also reduces the utilization rate of the trash bag without breakpoints. . In addition, the installation of the closing rod provided in the existing automatic closing and packing mechanism is unstable, which easily leads to deviations in the closing position, thereby affecting the quality of the closing of the garbage bag. An intelligent trash can, including the above-mentioned pressing rod in-position detection device.

As shown in Figures 13-17, the present application provides a new type of garbage bag closing device, which includes: a closing assembly 22, which is fixedly installed in the bottom space of the bottom cover 211 for carrying out garbage bags containing garbage. Closing operation; closing assembly 22 includes

The first closing rod 231 is movably arranged at the bottom of the bottom cover 211;

The second closing rod 232 is arranged substantially parallel to the first closing rod 231, and is movably arranged at the bottom of the bottom cover 211; and

The third closing rod 244 is arranged substantially perpendicular to the first closing rod 231 and the second closing rod 232, and is movably arranged at the bottom of the bottom cover 211;

Among them, the bottom cover 211 is fixed with a first motor 230 that can drive the first closing rod 231 and the second closing rod 232 to approach or move away synchronously; the bottom cover 211 is also fixed with a first motor 230 capable of linking both ends of the third closing rod 244. Two motor 240.

As an embodiment of the present application, the closing assembly 22 further includes

The first mounting seat 221 is fixed at one end of the bottom rear side of the bottom cover 211, and the first motor 230 is connected to the first mounting seat 221;

The second mounting seat 222 is fixed at the other end of the bottom rear side of the bottom cover 211;

The linked optical axis 241 is rotatably mounted on the first mounting base 221 and the second mounting base 222. The two ends of the linked optical axis 241 are respectively fixed with a first optical axis wheel 2411 and a second optical axis wheel 2412 , An optical axis transmission wheel 2401 is also fixed on the linkage optical axis 241;

The first driven wheel 2421 is rotatably installed at the front end of the bottom of the bottom cover 211, and a first belt 2431 is connected between the first driven wheel 2421 and the first optical axis wheel 2411; and

The second driven wheel 2422 is rotatably installed at the other end of the bottom front side of the bottom cover 211, and a second belt 2432 is connected between the second driven wheel 2422 and the second optical axis wheel 2412;

Wherein, the two ends of the third narrowing rod 244 are fixedly connected to the first belt 2431 and the second belt 2432, respectively; the output shaft end of the second motor 240 is fixed with the first driving wheel 2400, the optical axis transmission wheel 2401 and the second belt 2432. A third belt 2402 is connected between a driving wheel 2400.

The above-mentioned belts are all synchronous belts, which cooperate with the transmission wheels to realize synchronous transmission.

As an embodiment of the present application, the closing assembly 22 further includes a third driven wheel 2301 rotatably installed in the second mounting seat 222;

A second driving wheel 2300 is fixed to the output shaft end of the first motor 230, and a fourth belt 2302 is connected between the third driven wheel 2301 and the second driving wheel 2300;

Wherein, the rear end of the first necking rod 231 is formed with a first fixing part 2311 fixedly connected to the front belt body of the fourth belt 2302; the rear end of the second necking rod 232 is formed with a fixed connection to the fourth belt 2302. The second fixing portion 2321 on the rear strap body. The two fixing parts are respectively arranged on the belt bodies on different sides of the fourth belt 2302, which not only has a simple structure, but also can effectively realize synchronous movement.

As an embodiment of the present application, the rear end of the first necking rod 231 is formed with a first guide part 2312 that is slidably fitted on the interlocking optical axis 241; the rear end of the second necking rod 232 is formed with a slidable fitted on the interlocking shaft. The second guide portion 2322 on the optical axis 241.

As an embodiment of the present application, the closing assembly 22 further includes a polished rod 245, one end of which is fixed on the bottom cover 211, and the other end of which is fixed on the second mounting seat 222;

A third guide portion 2441 is formed at one end of the third narrowing rod 244, which is movably sleeved on the polished rod 245.

As an embodiment of the present application, the first narrowing rod 231 is provided with a first strip-shaped through slot 2310 for the third narrowing rod 244 to move through;

The second narrowing rod 232 is provided with a second strip-shaped through slot 2320 for the third narrowing rod 244 to move through.

As an embodiment of the present application, a new type of garbage bag closing device further includes a heating wire module 2111, which is fixed at the bottom of the bottom cover 211, for when the closing assembly 22 completes the closing operation, the third closing rod 244 is used to align the garbage bag. Carry out sealing and heat melting.

As an embodiment of the present application, the bottom cover 211 is rotatably arranged on the upper part of the smart trash can, and the smart trash can includes a body 210 that can be stably seated on the ground;

The top of the barrel 210 is fixed with a first turning motor, and the bottom cover 211 is fixedly installed on the output shaft of the first turning motor.

As an embodiment of the present application, a top cover 213 is rotatably provided on the top of the bottom cover 211, a second turning motor is fixed on the top of the bottom cover 211, and the top cover 213 is fixedly installed on the output shaft of the second turning motor.

As an embodiment of the present application, an upper cavity 2110 is formed on the top of the bottom cover 211, and a garbage bag box 212 is detachably installed in the upper cavity 2110; the garbage bag box 212 is equipped with continuous garbage bags without breakpoints.

The working principle of this new type of garbage bag closing device:

When the garbage bag in the barrel is full of garbage and needs to be disposed of, the user controls the closing assembly 22 to operate, that is, to operate the first motor 230 and the second motor 240; because the first closing rod 231 and the second closing rod 232 are fixed on the fourth The belts on different sides of the belt 2302 have opposite moving directions. During the closing operation, the two are close to each other so that the mouth of the garbage bag is compressed along the setting direction of the fourth belt 2302; in the linkage optical axis 241 Under the action of, the first belt 2431 and the second belt 2432 jointly link the third closing rod 244, so that the mouth of the garbage bag is compressed along the setting direction of the first belt 2431.

The mouth of the garbage bag is gathered together under the action of the three closing rods, and at this time, the third closing rod 244 pushes the mouth of the garbage bag to the side of the heating wire module 2111; when the movement of the three closing rods ends, the heating wire Module 2111 is powered on, and the mouth of the garbage bag is sealed and thermally melted.

After the operation of the heating wire module 2111 is completed, the first motor 230 and the second motor 240 both operate in reverse, so that the three closing rods are opened, so that the garbage bags can be filled into the barrel body after the packed garbage is taken out.

With the improvement of people's living standards, the amount of garbage produced is also increasing. The garbage can, which is a household necessity, has played an important practical significance in sorting and recycling garbage and keeping the environment clean and tidy. The smart trash can includes a microcomputer control unit, an infrared sensor detection device and a mechanical transmission part. It is a new high-tech product integrating machine, light and electricity. For a smart trash can with an automatic packing mechanism, the automatic packing mechanism usually includes a closing mechanism that closes and compresses the mouth of the garbage bag and a sealing device that seals and cuts the garbage bag from the closing position. Existing smart trash cans generally use thermal fuse to seal after closing. In this method, the heating wire needs to be heated to a higher temperature, and then the plastic trash bag is directly melted to form a seal. In the above scheme, the garbage bags are prone to smoke due to high temperatures, and produce uncomfortable odors, and also give people a feeling of unreliability and insecurity. Therefore, it is necessary to study a trash bag sealing device and a smart trash can.

As shown in Figures 18 to 26, the present application provides a garbage bag sealing device, including: a first pressure rod 310, the first pressure rod 310 is provided with a pair of pressure strips 311, the pressure strips 311 are sandwiched between A first groove is formed; a second pressing rod 320 is provided with a pair of telescopic rods 321 opposite to the pressing bar 311 and having an amount of expansion and contraction in the direction of movement of the second pressing rod 20 A second groove body opposite to the first groove body is interposed between the telescopic rods 321; driving the first pressure rod 310 and the second pressure rod 320 to approach each other or to move away from each other Mechanism 330; a heating strip 350 arranged on the bead 311 or the telescopic rod 321 for sealing the garbage bag; and a blade arranged in the first tank and/or the second tank for cutting the garbage bag 340. The blade 340 is configured to cut the garbage bag after the heating strip 350 seals the garbage bag; specifically, the blade 340 is configured to act when the bead 311 and the telescopic rod 321 are in the driving mechanism. After being preliminarily pressed under the drive of 330, the garbage bag is pressed between the first pressing rod 310 and the second pressing rod 320, and the first pressing rod 310 and the second pressing rod 320 are Driven by the driving mechanism 330 to continue to move, the telescopic rod 321 retracts under the action of the bead 311 so that the blade of the blade 340 protrudes from the first groove body or the second groove body In this way, the trash bags are cut off. The trash bags involved in this solution are non-breaking-point trash bags for smart trash bins, that is, continuous trash bags; in this solution, the blade 340 can only be set at the The first groove formed by the bead 311 may also be only arranged in the second groove formed by the telescopic rod 321, or may be arranged in the first groove and the second groove at the same time; the blade 340 Serrated blade.

As an embodiment of this solution, as shown in FIG. 18, a pair of the pressure bars 311 are arranged on the first pressure rod 310 in a manner that they are distributed above and below, and the pressure bars 311 are arranged along the first pressure rod 310. The length direction extends.

As an embodiment of this solution, as shown in FIG. 18, a pair of the telescopic rods 321 are arranged on the second pressure rod 320 in an upward and downward manner, and the telescopic rods 321 are arranged along the second pressure rod. The rod 320 extends in the length direction. In this solution, the bead 311 and the telescopic rod 321 are arranged in an upward and downward distribution manner to form two hot-melt seals distributed up and down on the continuous garbage bag. When cutting the garbage bag, the blade 340 cuts the garbage bag from between the two hot-melt seals.

As an embodiment of this solution, as shown in FIG. 23, the second pressure rod 320 is provided with a limit block 322 for limiting the displacement of the telescopic rod 321 in the vertical direction, and the limit block 322 With bolts detachably arranged at one end of the telescopic rod 321, the stop block 322 can prevent the telescopic rod 321 from being deflected in the upper and lower directions, and has the advantage of stable and reliable positioning.

As an embodiment of this solution, as shown in FIGS. 23 to 25, the telescopic rod 321 includes a base rod 3211 provided with a guide post 3212 and is pressed on the second pressure rod 320 and the base rod 3211. There is a compression spring 3213 that provides restoring elastic force for the base rod 3211, wherein a limit screw 3214 is provided at the end of the guide post 3212, and the central axis of the guide post 3212 is connected to the first pressure rod 310 Parallel to the direction of movement of the second pressing rod 320, the guide post 3212 enables the base rod 3211 to have an amount of expansion and contraction in the direction of movement of the second pressing rod 320, and the compression spring 3213 can make the base rod The rod 3211 is reset in a free state. The free state refers to the state when the pressure bar 311 is not pressed on the base rod 3211. When the pressure bar 311 is pressed on the base rod 3211, the The base rod 3211 moves to the side of the second pressing rod 320, so that the cutting edge of the blade 340 is exposed from the second pressing rod 320 so as to realize the cutting of the garbage bag.

As an example of this solution, as shown in FIGS. 19 and 20, the blade 340 is hidden in the first groove body and/or the second groove body, and the blade 340 is completely inaccessible from the outside. The advantages of safety and reliability.

As an embodiment of this solution, as shown in Figs. 21 and 23, it further includes a method provided at opposite ends of the first pressure rod 310 and the second pressure rod 320 for gathering garbage bags in The guide plate 360 between the first pressure rod 310 and the second pressure rod 320; in this solution, the guide plates 360 at both ends of the first pressure rod 310 are detachably arranged on the first pressure rod 310. On the top end surface of the pressure rod 310, the guide plates 360 at the two ends of the second pressure rod 320 are detachably arranged on the bottom end surface of the second pressure rod 320. The purpose of this arrangement is to effectively avoid Interference occurs between the guide plates 360.

As an embodiment of this solution, as shown in FIG. 18, the driving mechanism 330 includes a screw rod 331 screwed with the first pressing rod 310 and the second pressing rod 320, and a screw rod connected to the screw rod. 331 is parallel to the guide rod 332 used for supporting and guiding the first pressure rod 310 and the second pressure rod 320, and a motor 333 that drives the screw rod 331 to rotate, wherein the screw rod 331 is formed on There are a first external threaded area and a second external threaded area with opposite rotation directions. The first pressure rod 310 is screwed on the first external threaded area, and the second pressure rod 320 is screwed on the On the second external threaded area, when the screw rod 331 is driven by the motor 333 to rotate, the first pressing rod 310 and the second pressing rod 320 move closer to each other on the screw rod 331 or Away from each other to realize the synchronous movement of the first pressing rod 310 and the second pressing rod 320; in this solution, as shown in FIG. 22 and FIG. 23, the first pressing rod 310 and the second pressing rod One end of the rod 320 is respectively provided with a connecting seat, the connecting seat is formed with a threaded hole matching the screw rod 331, the other end of the first pressure rod 310 and the second pressure rod 320 A linear bearing seat is respectively provided on the upper part, and the linear bearing seat is sleeved on the guide rod 332.

As an embodiment of this solution, as shown in FIG. 18, the motor 333 and the screw rod 331 are connected by a belt transmission unit 334, which has the advantage of smooth and reliable transmission.

As an embodiment of this solution, when the blade 340 is provided in both the first tank and the second tank, the blade 340 in the first tank and the blade 340 in the second tank are There is a preset angle between the blades 340 so that the blades 340 cut the garbage bag when they are close to each other, that is, a structure similar to scissors can be formed between the blades 340, which has the advantage of good cutting effect.

A smart trash can, including the trash bag sealing device, as shown in FIG. 27 and FIG. 28, the trash bag sealing device is arranged on a can lid 370, and the can lid 370 includes a can body 380 pivoted A large cover 371 at the open end of the top, a small cover 372 pivotally connected to the large cover 371, the garbage bag sealing device is arranged on the large cover 371, the large cover 371 is in the shape of an annular rectangular frame, so A trash bag box 373 is fastened on the inner wall of the large cover 371, and a non-breaking point type trash bag is folded in the trash bag box 373. The trash bag box 373 is formed with a non-breaking point. In the non-closed state, the first pressure rod 310, the second pressure rod 320, the screw rod 331 and the guide in the garbage bag sealing device The rectangular area surrounded by the rod 332 is the opening of the garbage bag. When the mouth is closed, the screw rod 331 is driven to rotate by the motor 333, so that the first pressure rod 310 and the second pressure rod 320 are close to each other When the pair of pressure bars 311 on the first pressure rod 310 and the pair of telescopic rods 321 on the second pressure rod 320 are pressed against each other, the garbage bag is just pressed against the first pressure rod 310 and the second pressure rod. Between the second pressure rods 320, at this time, the heating strip 350 is energized to generate heat, and the garbage bag is heat-melted and sealed along the position of the pressure strip 311 and the telescopic rod 321. Since only the garbage bag needs to be sealed, There is no need to fuse at the same time, the temperature of the heating strip 350 does not need to be particularly high, and the garbage bag will not produce smoke or smell. As the pressure strip 311 and the telescopic rod 321 are further pressed together, they will shrink in the first The cutting edge of the blade 340 in the groove and/or the second groove extends out and contacts the garbage bag at the bead 311 that is compressed on the upper and lower sides, and cuts the garbage bag with the knife edge. At this time, Finished the closing and sealing of the garbage bag, and the new back cover of the unused section of the garbage bag.

The smart trash can is a new high-tech product integrating machine, light and electricity. When a person's hand or an object approaches the feeding port, the trash can lid will automatically open, and the lid will automatically close when the garbage is thrown in. The existing smart trash cans on the market have been able to automatically open the lid and automatically close the garbage bag. After closing, the sealing device is used to seal. However, the current closing device has a poor closing effect, which affects further sealing. The effect of the operation. Therefore, it is necessary to study a three-bar closing mechanism for garbage bags and smart garbage cans.

As shown in 29 and FIG. 31, the present application provides a three-bar closing mechanism for garbage bags, including: an electric heating wire heating seat 450, the position of which is defined as the rear; located on opposite sides of the electric heating wire heating seat 450 and A pair of horizontal pressing rods 410 that are substantially parallel to each other are defined as left and right; a longitudinal pressing rod 420 located in front of the heating wire heating seat 450 is perpendicular to the horizontal pressing rod 410; A pair of driving parts 440 of the horizontal pressing rods 410 close to each other or away from each other; connecting the horizontal pressing rod 410 and the longitudinal pressing rod 420 so that the horizontal pressing rod 410 and the longitudinal pressing rod 420 are linked Connecting rod 430; wherein, when a pair of the horizontal pressing rods 410 are respectively approached from the left and right sides to the heating wire heating seat 450, the longitudinal pressing rod 420 is driven by the connecting rod 430 from the front direction The heating wire heating seat 450 closes until it is finally pressed together to realize the closing of the garbage bag. In this solution, the garbage bag can realize the closing of the garbage bag while also realizing the sealing of the garbage bag, which has the advantages of simple structure and convenient use.

As an embodiment of this solution, as shown in Figure 29 and Figure 31, the transverse pressure rod 410 is provided with clearances distributed along its length for the longitudinal pressure rod 420 and the connecting rod 430 to penetrate. 411, has the advantages of simple and compact structure.

As an embodiment of this solution, as shown in FIGS. 29 and 31, one end of the connecting rod 430 is pivotally connected to the longitudinal pressure rod 420, and the other end is pivotally connected to the horizontal pressure rod 410.

As an embodiment of this solution, as shown in Figs. 29 and 31, the connecting rods 430 are arranged as a pair, and the connecting rods 430 and the transverse pressing rods 410 are arranged in one-to-one correspondence. The purpose of this arrangement is: This makes the movement of the longitudinal pressing rod 420 more stable and reliable, and effectively improves the closing quality of the garbage bag.

As an embodiment of this solution, as shown in Figure 30, Figure 32, Figure 33 and Figure 34, the opposite ends of the longitudinal pressing rod 420 are also provided with rolling pulleys 460, and the inside of the barrel cover 471 is formed There is a guide wall 4711 that cooperates with the rolling pulley 460, and the distribution direction of the guide wall 4711 is parallel to the transverse pressing rod 410. When the mouth is closed, the rolling pulley 460 is rolled on the guide wall 4711. The longitudinal pressing rod 420 is always perpendicular to the transverse pressing rod 410, so that the movement of the longitudinal pressing rod 420 is more stable and reliable, and the closing quality of the garbage bag is effectively improved.

As an embodiment of this solution, as shown in FIG. 29, the rolling pulley 460 is arranged on the opposite ends of the longitudinal pressing rod 420 through a wheel seat 461.

As an example of this solution, as shown in Figs. 29 and 31, the driving part 440 includes a screw rod 441 parallel to the longitudinal pressing rod 420, and a motor 442 that drives the screw rod 441 to rotate, wherein: The screw rod 441 is formed with a first external threaded area and a second external threaded area with opposite rotation directions, and a pair of the transverse pressing rods 410 are respectively screwed on the first external threaded area and the second external threaded area. In this solution, the motor 442 is the only power source of the three-bar closing mechanism, which has the advantages of simple structure, energy saving and consumption reduction.

As an embodiment of this solution, as shown in FIGS. 29 and 31, the motor 442 and the screw rod 441 are connected by a belt transmission unit 443, and the belt transmission unit 443 includes a A driving pulley on the 442 output shaft, a driven pulley fastened to one end of the screw rod 441, and a transmission belt tensioned on the driving pulley and the driven pulley.

As an embodiment of this solution, as shown in FIGS. 29 and 31, the driving part 440 further includes a pair of micro switches 444 for limiting the movement stroke of the lateral pressing rod, and the micro switches 444 are arranged at The first externally threaded area or the second externally threaded area is at opposite ends of the second externally threaded area.

A smart trash can, as shown in FIGS. 35 and 36, includes a body 470, a lid 471 pivotally connected to the top of the body 470, and the body 470 or the lid 471 is mounted with the A three-bar closing mechanism for garbage bags. In this solution, the three-bar closing mechanism is arranged on the lid 471, and the lid 471 is also provided with an installation block 4712 for installing the heating wire heating seat 450, The heating wire heating seat 450 is fastened in the barrel cover 471 by bolts. In this solution, as shown in FIG. 37, the end of the transverse pressing rod 410 on the side away from the screw rod 441 is covered by the barrel cover. When the screw rod 441 rotates, the lateral pressing rod 410 will move along the axial direction of the screw rod 441 as restricted by the position-limiting portion C and the position-limiting portion D in the 471.

Working principle: The motor 442 drives the screw rod 441 to rotate. When the horizontal pressing rod 410 moves closer to the heating wire heating seat 450, as shown in FIG. 29, the longitudinal pressing rod 420 is in the connecting rod. Driven by 430, it also moves closer to the heating wire heating seat 450. When the horizontal pressing rods 410 move away from each other, as shown in FIG. 31, the longitudinal pressing rod 420 is also moved away from the heating rod 430 under the driving of the connecting rod 430. The heating wire heating seat 450, at this time, a pair of the horizontal pressing rods 410, a longitudinal pressing rod 420 and the heating wire heating seat 450 are jointly enclosed to form a space for the garbage bag to pass through. When closing, By driving the horizontal pressing rod 410 to move closer to the heating wire heating seat 450, the longitudinal pressing rod 420 also moves closer to the heating wire heating seat 450 under the driving of the connecting rod 430. When the pressing rods 410 close to each other to the closed position, the micro switch 444 sends a signal to stop the motor 442 from rotating. At this time, the longitudinal pressing rod 420 is pushed to a position close to the heating wire heating seat 450 and interacts with The heating wire heating seats 450 are pressed against each other, and the heating wire (not shown) on the heating wire heating seat 450 is energized to generate heat, so as to realize the closing and sealing of the garbage bag.

At present, most of the smart trash cans on the market do not have an automatic packaging mechanism, but only have the function of automatically sensing the opening and closing of the lid, and the function is relatively simple. For a smart trash can with an automatic packing mechanism, the automatic packing mechanism usually includes a closing mechanism that closes and compresses the mouth of the garbage bag and a sealing device that seals and cuts the garbage bag from the closing position. The existing sealing device of the smart trash can has the defects of complex structure and inconvenient installation. Therefore, it is necessary to study a heat-generating sealing device of the trash bag.

As shown in FIGS. 38 to 42, the present application provides a heat-generating sealing device for garbage bags, including: a base 510 with a mounting end surface 511 formed in the length direction, and the location of the mounting end surface 511 is defined as the front; Wire 520, which is fastened to the base 510 and bears on the mounting end surface 511; and a wire 530, which is electrically connected to the heating wire 520, and the wire 530 is arranged on the heating wire 520 Wherein, as shown in FIGS. 38 to 40, the two ends of the heating wire 520 are fastened to the left and right ends of the base 510 by the fastening unit 540, respectively.

As an embodiment of the present solution, as shown in FIG. 38, the mounting end surface 511 is a smooth surface. The purpose of this arrangement is to effectively avoid scratching the garbage bag during sealing, and has the advantage of good sealing effect.

As an embodiment of this solution, as shown in FIG. 40, the mounting end surface 511 includes a main base surface 5111, a bending surface 5112 that is bent and formed on a pair of opposite side edges of the main base surface 5111, wherein The side edges of the main base surface 5111 are edges distributed in the upper and lower directions, and the bending surface 5112 is bent toward the rear of the base 510; in this solution, the installation end surface 511 is arranged in this way. Yes: the heating wire 520 can be better attached to the installation end surface 511, which has the advantages of convenient installation and good installation effect.

As an example of this solution, as shown in FIG. 39, the main base surface 5111 and the bending surface 5112 are smooth and straight planes, and there is an obtuse angle between the main base surface 5111 and the bending surface 5112. Angle Q.

As an embodiment of this solution, as shown in FIG. 38, a pair of clamping slots 512 for restricting the position of the heating wire 520 in the upper and lower directions are symmetrically opened on both ends of the mounting end surface 511, which has a simple structure. , The advantages of easy installation.

As an embodiment of this solution, as shown in FIGS. 40 and 42, the fastening unit 540 includes a screw 541, a nut 542 screwed to the screw 541, and two ends of the heating wire 520 are respectively A hook portion 521 for clamping on the screw 541 is formed, which has the advantage of stable and reliable connection.

As an embodiment of this solution, as shown in FIGS. 38 to 40, the base 510 is provided with screw holes 513 for the screws 541 to pass through at the left and right ends of the base 510, and the base 510 The left and right ends of the worm are respectively provided with nut grooves 514 for accommodating the nut 542, wherein the axis of the screw hole 513 is distributed along the length of the base 510, and the screw 541 passes through the The screw hole 513 is screwed with the nut 542 to fasten the end of the heating wire 520 at the left and right ends of the base 510.

As an embodiment of this solution, as shown in FIG. 40, a connecting terminal 531 is further provided on the wire 530, and the fastening unit 540 makes the connecting terminal 531 press-fit with the end of the heating wire 520 In this way, the wire 530 and the heating wire 520 are electrically connected.

As an embodiment of this solution, as shown in FIG. 41, a wiring groove 515 for arranging the wires 530 is formed on the rear end surface of the base 510 opposite to the mounting end surface 511.

As an example of this solution, as shown in FIG. 41, the center of the rear end of the base 510 is also formed with a collective opening 5151 communicating with the wiring groove 515, and the wires 530 are separated from the base 510. The left and right ends are routed to the summary opening 5151, and finally converge at the summary opening 5151.

As an embodiment of this solution, as shown in FIGS. 38 and 39, the base 510 is further provided with a mounting hole 550, and the mounting hole 550 penetrates the base 510 in the upper and lower directions.

Although the embodiments of this application have been disclosed as above, they are not limited to the applications listed in the specification and embodiments. It can be applied to various fields suitable for this application. For those familiar with the field, it can be easily Other modifications are implemented, therefore, without departing from the general concept defined by the claims and equivalent scope, the present application is not limited to the specific details and the legends shown and described here.

Claims

A device for detecting the in-position of a pressing rod, which is characterized in that it comprises:

A pair of transverse pressure rods (150) located in the lid (180) and distributed along the transverse direction;

A longitudinal pressure rod (160) located in the barrel cover (180) and distributed along the longitudinal direction;

A driving mechanism (170) that drives the horizontal pressing rods (150) to move closer to or away from each other in the longitudinal direction, and drives the longitudinal pressing rods (160) to make a linear reciprocating movement in the lateral direction; and

A plurality of micro switches respectively located at the beginning and end of the movement strokes of the transverse pressing rod (150) and the longitudinal pressing rod (160);

Wherein, the driving mechanism (170) and the micro switch are both located in the barrel cover (180).
The device for detecting the position of the pressing rod according to claim 1, wherein the horizontal pressing rod (150) is synchronously arranged, and the micro switch includes a device for detecting whether the horizontal pressing rod (150) is located at the starting end. The second micro switch (120) in the initial position, the first micro switch (110) used to detect whether the horizontal pressure rod (150) is in the end closing position, and the first micro switch (110) used to detect the longitudinal pressure rod (160). ) A fourth micro switch (140) at the initial position of the starting end and a third micro switch (130) for detecting whether the longitudinal pressing rod (160) is at the end closing position.
The pressing rod in-position detection device according to claim 2, characterized in that, one side wall of the longitudinal pressing rod (160) is formed with a convex block to facilitate contact with the fourth micro switch (140) (161).
The pressing rod in-position detection device according to claim 1, characterized in that, the bucket cover (180) comprises a large cover (181) pivotally connected to the top of the bucket body, and a large cover (181) pivotally connected to the large cover (181). The small cover (182) on the upper side, wherein the large cover (181) is fastened with a garbage bag box (183) loaded with garbage bags.
The pressing rod in-position detection device according to claim 1, wherein the driving mechanism (170) comprises a first drive for driving a pair of the transverse pressing rods (150) to move closer to each other or to move away from each other in the longitudinal direction. A component (171) and a second driving component (172) that drives the longitudinal pressing rod (160) to make a linear reciprocating movement in the transverse direction.
The pressure rod in-position detection device according to claim 5, wherein the first drive assembly (171) comprises a first support (1711) and a first support (1711) detachably arranged in the barrel cover (180). The second support (1712), the first belt transmission unit and the first guide rod (1716) that are supported on the first support (1711) and the second support (1712), are used to The first motor (1713) provided by the first belt transmission unit as a power source, wherein the first belt transmission unit includes a first transmission belt (1715) provided with the transverse pressing rod (150) and distributed along the longitudinal direction , The distribution direction of the first guide rod (1716) is parallel to the distribution direction of the first transmission belt (1715), and one end of the transverse pressing rod (150) is sleeved on the first guide rod (1716) The upper and opposite ends are supported by a supporting plate (1811), and the supporting plate (1811) is formed in the barrel cover (180).
The pressing rod in-position detection device according to claim 6, characterized in that, one end of the transverse pressing rod (150) is formed with a clamping slot (152) for clamping the first transmission belt (1715) and a supply The first through hole (153) penetrated by the first guide rod (1716), when the first transmission belt (1715) is clamped in the slot (152), the transverse pressing rod (150) It moves with the movement of the first transmission belt (1715).
The pressing rod in-position detection device according to claim 6, characterized in that, the second driving assembly (172) comprises two opposite sides of the longitudinal pressing rods (160) supported in the barrel cover (180). A pair of second belt transmission units used to drive and support the longitudinal pressure rod (160) at the ends, and second guide rods (1722) supported on one side of the second belt transmission unit and distributed in the transverse direction , A second motor (1721) arranged in the lid (180), used to transmit the driving force of the second motor (1721) to the third guide rod (1716) The belt transmission unit, wherein the second belt transmission unit and the third belt transmission unit are connected by the first guide rod (1716) to transmit the driving force of the second motor (1721) to the The second belt transmission unit thus realizes the linear reciprocating movement of the longitudinal pressing rod (160) in the transverse direction.
The pressing rod in-position detection device according to claim 8, wherein the second belt transmission unit comprises a second transmission belt (1723) distributed in a transverse direction, and one end of the longitudinal pressing rod (160) is formed with a supply The second through hole (162) penetrated by the second guide rod (1722), the longitudinal pressing rod (160) is detachably arranged on the second transmission belt (1723) and accompanies the second transmission belt (1723). ) Exercise while exercise.
A smart trash can, which is characterized by comprising the pressing rod in-position detection device according to any one of claims 1-9.
A new type of garbage bag closing device, which is characterized in that it includes:

The closing assembly (22) is fixedly installed in the bottom space of the bottom cover (211) for closing the garbage bag containing garbage; the closing assembly (22) includes

The first closing rod (231) is movably arranged at the bottom of the bottom cover (211);

The second closing rod (232) is arranged substantially parallel to the first closing rod (231), and is movably arranged at the bottom of the bottom cover (211); and

The third closing rod (244) is arranged substantially perpendicular to the first closing rod (231) and the second closing rod (232), and it is movably arranged at the bottom of the bottom cover (211) ；

Wherein, the bottom cover (211) is fixed with a first motor (230) capable of driving the first closing rod (231) and the second closing rod (232) to approach or move away synchronously; the bottom cover ( 211) A second motor (240) capable of linking both ends of the third narrowing rod (244) is also fixed.
The new type garbage bag closing device according to claim 11, characterized in that, the closing assembly (22) further comprises

A linkage optical axis (241), which is arranged at the bottom of the bottom cover (211), and is used to guide the movement of the first closing rod (231) and the second closing rod (232);

The second driving wheel (2300), which is fixed on the output shaft end of the first motor (230);

The third driven wheel (2301) is rotatably arranged at the bottom of the bottom cover (211); and

A fourth belt (2302), which is connected to the third driven wheel (2301) and the second driving wheel (2300);

Wherein, the fourth belt (2302) is used to drive the first closing rod (231) and the second closing rod (232) to move in opposite directions; the rear end of the first closing rod (231) A first fixing part (2311) fixedly connected to the front side belt body of the fourth belt (2302) is formed; the rear end part of the second necking rod (232) is formed to be fixedly connected to the fourth belt (2302) The second fixing part (2321) on the rear belt body.
The novel garbage bag closing device according to claim 12, characterized in that, the closing assembly (22) further comprises

A first mounting base (221), which is fixed at one end of the bottom rear side of the bottom cover (211), and the first motor (230) is connected to the first mounting base (221);

The second mounting seat (222) is fixed at the other end of the bottom rear side of the bottom cover (211);

Wherein, the interlocking optical axis (241) is rotatably mounted on the first mounting seat (221) and the second mounting seat (222).
The new type garbage bag closing device according to claim 13, characterized in that, both ends of the interlocking optical axis (241) are respectively fixed with a first optical axis wheel (2411) and a second optical axis wheel (2412) , An optical axis transmission wheel (2401) is also fixed on the interlocking optical axis (241); the closing assembly (22) also includes

The first driven wheel (2421) is rotatably installed at the bottom of the bottom cover (211), and a first belt is connected between the first driven wheel (2421) and the first optical axis wheel (2411) (2431); and

The second driven wheel (2422) is rotatably installed at the bottom of the bottom cover (211), and a second belt is connected between the second driven wheel (2422) and the second optical axis wheel (2412) (2432);

Wherein, both ends of the third necking rod (244) are fixedly connected to the first belt (2431) and the second belt (2432) respectively; the output shaft of the second motor (240) A first driving wheel (2400) is fixed at the end, and a third belt (2402) is connected between the optical axis driving wheel (2401) and the first driving wheel (2400).
The new type garbage bag closing device according to claim 12, characterized in that, the rear end of the first closing rod (231) is formed with a first guide part slidably fitted on the interlocking optical axis (241) (2312); The rear end of the second necking rod (232) is formed with a second guide portion (2322) slidably sleeved on the interlocking optical axis (241).
The new type garbage bag closing device according to claim 3, characterized in that the closing assembly (22) further comprises a polished rod (245), one end of which is fixed on the bottom cover (211), and the other end is fixed On the second mounting seat (222);

A third guide portion (2441) is formed at one end of the third narrowing rod (244), which is movably sleeved on the polished rod (245).
The new type garbage bag closing device according to claim 11, wherein the first closing rod (231) is provided with a first strip through slot (2310) for the third closing rod (244) to move through. );

The second narrowing rod (232) is provided with a second strip-shaped through slot (2320) for the third narrowing rod (244) to move through.
The new type garbage bag closing device according to claim 11, further comprising a heating wire module (2111), which is fixed at the bottom of the bottom cover (211) to be used as the closing assembly (22) After the closing operation is completed, the third closing rod (244) is used to seal and heat-melt the garbage bag.
The new type garbage bag closing device according to claim 11, characterized in that an upper cavity (2110) is formed on the top of the bottom cover (211), and garbage is detachably installed in the upper cavity (2110). Bag box (212); The garbage bag box (212) is equipped with continuous garbage bags without breakpoints.
A garbage bag sealing device, which is characterized in that it comprises:

The first pressing rod (310) is provided with a pair of pressing bars (311) on the first pressing rod (310), and a first groove is formed between the pressing bars (311);

The second pressing rod (320) is provided with a pair of telescopic rods opposite to the pressing bar (311) and having an expansion and contraction amount in the movement direction of the second pressing rod (320) (321) A second groove body opposite to the first groove body is formed between the telescopic rods (321);

A driving mechanism (330) that drives the first pressure rod (310) and the second pressure rod (320) to approach each other or to move away from each other;

A heating strip (350) arranged on the pressure strip (311) or the telescopic rod (321) for sealing the garbage bag; and

A blade (340) arranged in the first tank body and/or the second tank body for cutting off the garbage bag, the blade (340) is configured to remove the garbage after the heating strip (350) seals the garbage bag The bag is cut off.
The garbage bag sealing device according to claim 20, characterized in that the blade (340) is configured to act when the bead (311) and the telescopic rod (321) are driven by the drive mechanism (330) After the preliminary pressing, the first pressing rod (310) and the second pressing rod (320) continue to move under the drive of the driving mechanism (330) so that the telescopic rod (321) is in the pressing bar ( Under the action of 311), the blade (340) is retracted so that the cutting edge of the blade (340) protrudes from the first groove body or the second groove body.
The garbage bag sealing device according to claim 20, characterized in that, a pair of said bead (311) is arranged on said first pressure rod (310) in an upward and downward distribution, and said bead (311) It extends along the length of the first pressing rod (310).
The garbage bag sealing device according to claim 20, characterized in that, a pair of the telescopic rods (321) are arranged on the second pressure rod (320) in a manner that they are distributed above and below, and the telescopic rods (321) 321) extends along the length of the second pressing rod (320).
The garbage bag sealing device according to claim 20, wherein the telescopic rod (321) comprises a base rod (3211) provided with a guide post (3212), which is pressed on the second pressure rod (320). A compression spring (3213) that provides restoring elastic force for the base rod (3211) between the base rod (3211) and the base rod (3211), wherein a limit screw (3214) is provided at the end of the guide post (3212) , The central axis of the guide post (3212) is parallel to the movement directions of the first pressure rod (310) and the second pressure rod (320).
The garbage bag sealing device according to claim 20, wherein the blade (340) is hidden in the first groove body and/or the second groove body.
The garbage bag sealing device according to claim 20, characterized in that it further comprises two opposite ends of the first pressure rod (310) and the second pressure rod (320) for removing garbage. The bag is gathered in the guide plate (360) between the first pressing rod (310) and the second pressing rod (320).
The garbage bag sealing device according to claim 20, wherein the driving mechanism (330) comprises a threaded rod screwed with the first pressure rod (310) and the second pressure rod (320) (331), a guide rod (332) parallel to the screw rod (331) for supporting and guiding the first pressure rod (310) and the second pressure rod (320), and a driving rod The motor (333) for rotating the screw rod (331), wherein the screw rod (331) is formed with a first external thread area and a second external thread area with opposite rotation directions.
The garbage bag sealing device according to claim 20, characterized in that, when the blade (340) is provided in both the first groove body and the second groove body, the There is a preset angle between the blade (340) and the blade (340) in the second tank, so that the blade (340) cuts the garbage bag when they are close to each other.
A smart trash can, characterized by comprising the trash bag sealing device according to any one of claims 20-28.
A three-bar closing mechanism for garbage bags, which is characterized in that it comprises:

Electric heating wire heating seat (450), its location is defined as the rear;

A pair of transverse pressing rods (410) located on opposite sides of the heating wire heating seat (450) and substantially parallel to each other, the positions of which are defined as left and right;

A longitudinal pressing rod (420) located in front of the heating wire heating seat (450);

Drive a pair of driving parts (440) that drive the horizontal pressing rods (410) closer to each other or away from each other;

A connecting rod (430) that connects the horizontal pressure rod (410) and the longitudinal pressure rod (420) so that the horizontal pressure rod (410) and the longitudinal pressure rod (420) are linked;

Wherein, when a pair of the horizontal pressing rods (410) are moved closer to the heating wire heating seat (450) from the left and right sides respectively, the longitudinal pressing rods (420) are on the connecting rod (430) Drive the electric heating wire heating seat (450) from the front to close until it is pressed so as to realize the closing of the garbage bag.
The three-bar closing mechanism for garbage bags according to claim 30, wherein the transverse pressure rod (410) is provided with a longitudinal pressure rod (420) and the connecting rod distributed along its length. (430) Passing through the gap (411).
The three-bar closing mechanism for garbage bags according to claim 30, wherein one end of the connecting rod (430) is pivotally connected to the longitudinal pressing rod (420), and the other end is connected to the transverse pressing rod (410). ) Hinged.
The three-bar closing mechanism for garbage bags according to claim 30, wherein the connecting rods (430) are arranged as a pair, and the connecting rods (430) and the transverse pressing rods (410) are in one-to-one correspondence Set up.
The three-bar closing mechanism for garbage bags according to claim 30, characterized in that rolling pulleys (460) are further provided on opposite ends of the longitudinal pressing rod (420).
The three-bar closing mechanism for garbage bags according to claim 34, characterized in that the rolling pulley (460) is arranged on the opposite ends of the longitudinal pressing rod (420) through a wheel seat (461).
The three-bar closing mechanism for garbage bags according to claim 30, characterized in that, the driving part (440) comprises a screw rod (441) parallel to the longitudinal pressing rod (420), which drives the screw rod (441) The rotating motor (442), wherein the screw rod (441) is formed with a first external threaded area and a second external threaded area with opposite rotation directions, and a pair of the transverse pressing rods (410) are respectively screwed It is connected to the first external threaded area and the second external threaded area to realize a pair of the transverse pressing rods (410) close to each other or to move away from each other.
The three-bar closing mechanism for garbage bags according to claim 36, wherein the motor (442) and the screw rod (441) are connected through a belt drive unit (443).
The three-bar closing mechanism for garbage bags according to claim 36, wherein the driving part (440) further comprises a pair of micro switches (444) for limiting the movement stroke of the transverse pressing rod.
A smart trash can, characterized in that it comprises a body (470), a lid (471) pivotally connected to the top of the body (470), and the body (470) or the lid (471) is A three-bar closing mechanism for garbage bags according to any one of claims 1-9 is installed.
A heat-generating sealing device for garbage bags, which is characterized in that it comprises:

The base (510) has a mounting end surface (511) formed in its length direction, and the location of the mounting end surface (511) is defined as the front;

A heating wire (520), which is fastened to the base (510) and bears on the mounting end surface (511); and

A wire (530), which is electrically connected to the heating wire (520), and the wire (530) is arranged on both ends of the heating wire (520);

Wherein, the two ends of the heating wire (520) are respectively fastened to the left and right ends of the base (510) by a fastening unit (540).
The heat-generating sealing device for garbage bags according to claim 40, wherein the mounting end surface (511) is a smooth surface.
The heat-generating sealing device for garbage bags according to claim 40, wherein the mounting end surface (511) includes a main base surface (5111), and a pair of opposite sides bent and formed on the main base surface (5111) The bending surface (5112) on the side edge, wherein the side edge of the main base surface (5111) is an edge distributed along the up and down directions, and the bending surface (5112) faces the base (510) The rear bends.
The heat-generating sealing device for garbage bags according to claim 42, wherein the main base surface (5111) and the bending surface (5112) are smooth and straight planes, and the main base surface (5111) is There is an obtuse angle between the bending surfaces (5112).
The heat-generating sealing device for garbage bags according to claim 40, characterized in that, at both ends of the mounting end surface (511), a pair of symmetrical openings are provided for restricting the position of the heating wire (520) in the upper and lower directions. The card slot (512).
The heat-generating sealing device for garbage bags according to claim 40, wherein the fastening unit (540) comprises a screw (541) and a nut (542) screwed to the screw (541), so Both ends of the heating wire (520) are respectively formed with a hook portion (521) for being clamped on the screw (541).
The heat-generating sealing device for garbage bags according to claim 45, wherein the left and right ends of the base (510) are respectively provided with screw holes (513) for the screws (541) to pass through. ), the left and right ends of the base (510) are respectively provided with nut grooves (514) for accommodating the nuts (542), wherein the axis of the screw hole (513) is along the The length direction of the base (510) is distributed.
The heat-generating sealing device for garbage bags according to claim 40, wherein a connecting terminal (531) is further provided on the wire (530), and the fastening unit (540) makes the connecting terminal (531) It is press-fitted with the end of the heating wire (520) to realize the electrical connection between the wire (530) and the heating wire (520).
The heat-generating sealing device for garbage bags according to claim 40, characterized in that the rear end face of the base (510) opposite to the mounting end face (511) is formed with a shape for arranging the wire (530) Wiring slot (515).
The heat-generating sealing device for garbage bags according to claim 48, wherein the center of the rear end of the base (510) is also formed with a collecting opening (5151) communicating with the wiring groove (515).