WO2022217478A1

WO2022217478A1 - Electronic trash can

Info

Publication number: WO2022217478A1
Application number: PCT/CN2021/087116
Authority: WO
Inventors: 廖劲生; 卢伟堂
Original assignee: 江门市锦隆高科实业有限公司
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2022-10-20

Abstract

An electronic trash can, comprising a can body (200), a lid (100), a driving part and a sliding part (400). The lid is rotatingly provided on the can body by means of a pivot (420). The can body is internally provided with a micro-motor (300), and the driving part is connected to a motor shaft (301) of the micro-motor. One end of the sliding part is connected to the lid, and the other end is connected to the driving part and can rotate about the axis of the pivot. The sliding part and the driving part can be fixed by using a clamping structure. A return spring (440) is disposed between the sliding part and the can body. The lid and the driving part are connected by using the sliding part, thus preventing damage from overloading due to the micro-motor bearing external force, protecting the micro-motor, guaranteeing the reliable opening and closing of the lid, and extending the service life of the product.

Description

electric trash can

technical field

The invention relates to the technical field of trash cans, in particular to an electric trash can.

Background technique

The flip-top driving methods of the flip-top trash cans on the market are roughly divided into two types. One is by stepping on the pedal and connecting rod transmission control. The flipping is laborious. After long-term use, the pedal and the transmission structure are easy to loosen and damage; the other is The lid is turned and opened and closed by a motor, the motor shaft is directly connected to the lid, and the motor shaft rotates to drive the lid to open and close. When selecting materials, most manufacturers use conventional size motors. It is said that the volume is large and takes up a lot of installation space, which leads to an increase in the overall volume of the trash can, which is not conducive to packaging and transportation, and affects the aesthetics of the trash can. In order to save installation space, some manufacturers use micro-motor drives. High precision, when there is an external force to flip the barrel cover, such as a child who manually opens and closes the barrel cover because of playfulness, the external force applied to the barrel cover is directly transmitted through the motor shaft, which is easy to cause the micro-motor to be overloaded and cause tooth explosion and damage, affecting the micro-motor. The service life of the motor, and even cause the flip cover to fail.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve at least one of the technical problems existing in the prior art, and to propose an electric trash can, which can protect the micro-motor in the case of force overload, which is beneficial to prolong the service life of the micro-motor and ensure the reliable turning of the bucket lid. .

An electric trash can according to an embodiment of the present invention includes a bucket body, a bucket cover, a micro-motor and a sliding member, a pivot shaft is arranged inside the bucket body, the pivot shaft is connected to the bucket lid, and the micro-motor is arranged on the inside of the bucket body. In the barrel body, the output end is provided with a motor shaft, the motor shaft is connected with a driving member, one end of the sliding member is connected with the pivot shaft, and the other end is connected with the driving member and can rotate around the axis of the pivot shaft , the sliding member and the driving member can be fixed by the clamping structure.

The electric trash can according to the embodiment of the present invention has at least the following technical effects: connecting the bucket cover and the driving part through a sliding member, during normal use, the sliding part and the driving part are clamped and driven to realize reliable transmission, and the micro-motor drives the bucket cover to flip open. When the drum cover is turned over by an external force, the external force is greater than the clamping force between the sliding member and the driving member, the sliding member rotates and slips relative to the driving member, and the transmission fails. External force and overload damage, protect the micro motor, ensure reliable opening and closing of the lid, and help prolong the service life of the product.

According to some embodiments of the present invention, the driving member includes a pin shaft, the pin shaft is arranged perpendicular to the motor shaft, an end of the sliding member facing the driving member is provided with a plurality of grooves, and the pin shaft is provided with a plurality of grooves. Embedded in the grooves, or sliding between a plurality of the grooves.

According to some embodiments of the present invention, a sliding surface is provided between the adjacent grooves, and a sliding surface is provided between the sliding surface and the groove for guiding the pin to slide in or out of the groove. Guide camber of groove

According to some embodiments of the present invention, a middle portion of the sliding member is provided with a connecting hole, and the end of the motor shaft is inserted into the connecting hole.

According to some embodiments of the present invention, the driving member is provided with a plurality of protrusions evenly distributed in the circumferential direction, and the sliding member is provided with a plurality of concave positions; A plurality of protrusions are arranged on the piece; the protrusions are embedded in the recesses.

According to some embodiments of the present invention, the driving member includes a driving gear and a driven gear, the driving gear is fixedly connected with the motor shaft, the driven gear is connected with the sliding member, and a plurality of the protrusions Or the recess is provided on the driven gear, and the driving gear meshes with the driven gear.

According to some embodiments of the present invention, a return spring is provided between the sliding member and the barrel.

According to some embodiments of the present invention, a shaft sleeve is provided on the barrel body, the shaft sleeve and the return spring are both sleeved on the pivot shaft, and the return spring is accommodated in the shaft sleeve.

According to some embodiments of the present invention, the pivot shaft is provided with at least one positioning recess, so that the pivot shaft can be positioned and inserted into the tub cover.

According to some embodiments of the present invention, a cover seat ring is detachably installed on the top of the barrel body, and the pivot shaft, the micromotor, the driving member and the sliding member are all installed in the cover seat ring , the barrel cover is rotatably arranged on the cover seat ring.

According to some embodiments of the present invention, a support rod is connected between the end of the barrel cover facing away from the micro-motor and the cover seat ring, and a torsion spring is sleeved on the support rod, and one end of the torsion spring is connected to The support rod is fixedly connected, and the other end is in contact with the cover seat ring.

According to some embodiments of the present invention, a support plate is radially provided on the outer wall of the support rod, and a shock absorbing sheet is provided on the support plate.

According to some embodiments of the present invention, a power supply box is provided on the side wall of the barrel body, and a battery is installed in the power supply box, and the battery is electrically connected to the micromotor.

According to some embodiments of the present invention, the power supply box includes a box body and a box cover, the box body is embedded on the barrel body, and the box cover cover is provided on the box body, and is connected with the box Body snap connection.

Additional aspects and advantages of the present invention will be set forth, in part, from the following description, and in part will be apparent from the following description, or may be learned by practice of the invention.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, wherein:

Fig. 1 is the appearance structure schematic diagram of the electric trash can of the first embodiment of the present invention;

Fig. 2 is the top sectional view of the electric trash can shown in Fig. 1;

Fig. 3 is the assembly schematic diagram of the skid and the support rod shown in Fig. 2;

Fig. 4 is the structural representation of the sliding member and the pivot shaft shown in Fig. 2;

Fig. 5 is the assembly schematic diagram of the driving member and the slip connecting shaft according to the second embodiment of the present invention;

Fig. 6 is the structure schematic diagram of the driven gear shown in Fig. 5;

Fig. 7 is the structural schematic diagram of the driving member shown in Fig. 5;

FIG. 8 is a schematic structural diagram of the power supply box shown in FIG. 1 .

Reference number:

The barrel cover 100, the adapter 110,

The barrel body 200, the cover seat ring 210, the shaft sleeve 220,

Micro motor 300, motor shaft 301, pin shaft 310, driving gear 320, driven gear 330, protrusion 331, slipper 400, connecting hole 401, groove 410, sliding surface 411, guide arc surface 412, pivot 420 , positioning concave table 421, concave position 430, return spring 440,

Support rod 500, support plate 510, torsion spring 520,

The power supply box 600 , the box body 610 , the box cover 620 , and the battery 630 .

Detailed ways

This part will describe the specific embodiments of the present invention in detail, and the preferred embodiments of the present invention are shown in the accompanying drawings. Each technical feature and overall technical solution of the invention should not be construed as limiting the protection scope of the invention.

In the description of the present invention, it should be understood that the azimuth description, such as the azimuth or position relationship indicated by up, down, front, rear, left, right, etc., is based on the azimuth or position relationship shown in the drawings, only In order to facilitate the description of the present invention and simplify the description, it is not indicated or implied that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, above, below, within, etc. are understood as including this number. If it is described that the first and the second are only for the purpose of distinguishing technical features, it cannot be understood as indicating or implying relative importance, or indicating the number of the indicated technical features or the order of the indicated technical features. relation.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

An electric trash can according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 8 .

Example 1

As shown in FIGS. 1 to 4 , the electric trash can according to the first embodiment of the present invention includes a bucket body 200 , a bucket cover 100 , a driving member and a sliding member 400 , and a pivot shaft 420 is provided inside the bucket body 200 , and the pivot shaft 420 is connected There is a barrel cover 100, a micro-motor 300 is arranged in the barrel 200, a motor shaft 301 is arranged at the output end of the micro-motor 300, the motor shaft 301 is connected with a driving member, one end of the sliding member 400 is connected with the pivot 420, and the other end is connected with the driving member Connected and rotatable around the axis of the pivot shaft 420, the sliding member 400 and the driving member can be fixed through a snap-fit structure.

In addition, as shown in FIG. 2 , a cover seat ring 210 is detachably installed on the top of the barrel body 200 , the pivot shaft 420 , the micromotor 300 , the driving member and the sliding member 400 are all installed in the cover seat ring 210 , and the barrel cover 100 is rotated to set On the cover seat ring 210 , further, the barrel cover 100 is fixedly connected with an adapter 110 , the adapter 110 is rotatably arranged on the cover seat ring 210 , and the cover seat ring 210 is also fixedly installed with a shaft sleeve 220 , and a sliding member 400 A return spring 440 is arranged between the barrel and the barrel. The return spring 440 and the shaft sleeve 220 are both sleeved on the pivot shaft 420. The return spring 440 is accommodated in the shaft sleeve 220. Specifically, after the pivot shaft 420 penetrates the shaft sleeve 220, it is The adapter 110 is plugged in, the return spring 440 is sleeved on the sliding member 400 , and the two ends are in contact with the sliding member 400 and the shaft sleeve 220 respectively.

It can be understood that in the existing trash can, the driving motor is often arranged in the barrel body 200, the barrel cover 100 and the barrel body 200 cannot be disassembled and separated, and cleaning is very inconvenient. 400 and other structural components that drive the barrel cover 100 to turn over are installed in the cover seat ring 210. When the inside of the barrel body 200 needs to be cleaned, the cover seat ring 210 can be removed to separate the barrel cover 100 from the barrel body 200, which is convenient for cleaning. Structural components such as the micro-motor 300 and the sliding member 400 are accommodated in the cover seat ring 210 to prevent the parts from being exposed and play a protective role.

In some embodiments of the present invention, as shown in FIGS. 1 and 8 , a power supply box 600 is provided on the side wall of the barrel 200 , and a battery 630 is installed in the power supply box 600 , and the battery 630 is electrically connected to the micromotor 300 . The power supply box 600 includes a box body 610 and a box cover 620 , the box body 610 is embedded on the barrel body 200 , and the box cover 620 is covered on the box body 610 and is connected with the box body 610 by snapping.

Wherein, an intermediate joint (not shown in the figure) can be installed in the barrel body 200, instead of the conventional wire connection, the intermediate joint is electrically connected with the micro-motor 300 and the power supply box 600 respectively. After the cover seat 210 is installed, the micro-motor 300 is connected with The power supply box 600 is electrically connected through an intermediate joint. After the cover seat ring 210 is removed, the micromotor 300 is disconnected from the power supply box 600, so as to prevent the tub cover 100 from being energized and work after removal, and improve the safety of use.

It can be understood that the battery 630 is connected to the micro-motor 300 through the intermediate joint, the box body 610 is embedded on the barrel body 200, which is beneficial to keep the outer wall of the barrel body 200 flat and beautiful, and the box cover 620 is snap-connected to the box body 610, which is convenient for maintaining the outer wall of the barrel body 200. Disassembled to replace battery 630.

As shown in FIG. 3 and FIG. 4 , the driving member includes a pin shaft 310. The pin shaft 310 is arranged perpendicular to the motor shaft 301. A plurality of grooves 410 are provided at one end of the sliding member 400 that is engaged with the driving member. The pin shaft 310 is embedded in the groove. within the grooves 410 , or slide between the plurality of grooves 410 . Further, a sliding surface 411 is provided between the adjacent grooves 410, and a guiding arc surface 412 for guiding the pin shaft 310 to slide into or out of the groove 410 is provided between the sliding surface 411 and the groove 410, and more Further, the middle of the sliding member 400 is provided with a connecting hole 401 , and the end of the motor shaft 301 is inserted into the connecting hole 401 , which is convenient for positioning and installation, and helps to improve the coaxiality between the motor shaft 301 and the sliding member 400 .

Wherein, the pivot shaft 420 and the sliding member 400 are integrally arranged, and at least one positioning concave platform 421 is arranged on the pivot shaft 420 , so that the pivot shaft 420 can be positioned and inserted into the tub cover 100 .

It can be understood that, after the motor shaft 301 is inserted into the sliding member 400, the two ends of the pin shaft 310 are respectively embedded in the two grooves 410. A guide plane 411 is formed between the grooves 410. During normal use, under the elastic force of the return spring 440, the sliding member 400 and the pin shaft 310 are snap-connected and driven, and the micro-motor 300 drives the barrel cover 100 to flip open and close. When the barrel cover 100 is subjected to external force Turn over, the external force is greater than the engaging force between the pin shaft 310 and the groove 410 of the sliding member 400, the sliding member 400 rotates and slips relative to the pin shaft 310, the pin shaft 310 comes out of the groove 410, and slides on the guide plane 411 to In the adjacent grooves 410, such a cycle makes the transmission between the sliding member 400 and the motor shaft 301 fail, and the motor shaft 301 will not rotate with the sliding member 400, so as to prevent the micromotor 300 from being overloaded and damaged by external force, and protect the micromotor 300. It is ensured that the opening and closing of the barrel cover 100 is reliable, which is beneficial to prolong the service life of the product.

As shown in FIG. 2 and FIG. 3 , a support rod 500 is connected between the end of the tub cover 100 facing away from the micro-motor 300 and the cover seat ring 210 . 500 is fixedly connected, and the other end is in contact with the cover seat ring 210 . Further, a support plate 510 is radially arranged on the outer wall of the support rod 500 , and a shock absorbing sheet is arranged on the support plate 510 .

Specifically, the support rod 500 is provided with a through groove, and one end of the torsion spring 520 is fixedly clamped with the through groove. When the barrel cover 100 is opened and closed, the torsion spring 520 plays a buffering role, and the shock absorbing sheet can further buffer the descending speed of the barrel cover 100. Reduce vibration and reduce noise.

Embodiment 2

As shown in FIGS. 5 to 7 , according to the electric trash can according to the second embodiment of the present invention, compared with the first embodiment, the driving member is changed from the pin shaft 310 to the driving gear 320 and the driven gear 330 that mesh with each other.

In some embodiments of the present invention, a plurality of protrusions 331 are evenly distributed in the circumferential direction of the driving member, and a plurality of concave positions 430 are arranged on the sliding member 400; A plurality of protrusions 331 are provided; the protrusions 331 are embedded in the recesses 430 . Further, the driving member includes a driving gear 320 and a driven gear 330 , the driving gear 320 is fixedly connected with the motor shaft 301 , the driven gear 330 is connected with the sliding member 400 , and a plurality of protrusions 331 or recesses 430 are provided on the driven gear 330 On the upper side, the driving gear 320 meshes with the driven gear 330 .

Specifically, the driven gear 330 is provided with a plurality of protrusions 331 , and correspondingly, the sliding member 400 is provided with a plurality of concave positions 430 . 110 is connected, and the protrusion 331 is embedded in the recess 430 . During normal use, the protrusions 331 are embedded in the recesses 430 to realize the engagement and transmission of the driven gear 330 and the sliding member 400. When slipping, the protrusions 331 slide from one recess 430 to the adjacent recess 430, and so on Cycle, realize transmission failure, and avoid overload damage of micro-motor 300.

In the description of this specification, reference to the terms "one embodiment," "some embodiments," "exemplary embodiment," "example," "specific example," or "some examples", etc., is meant to incorporate the embodiments A particular feature, structure, material, or characteristic described by an example or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the technical field, various modifications can be made without departing from the purpose of the present invention. kind of change.

Claims

An electric trash can, comprising:

The barrel body is internally provided with a pivot shaft, and the pivot shaft is connected with the barrel cover;

a micro motor, which is arranged in the barrel, the output end of the micro motor is provided with a motor shaft, and the motor shaft is connected with a driving member;

One end of the sliding member is connected with the pivot shaft, and the other end is connected with the driving member and can rotate around the axis of the pivot shaft, and the sliding member and the driving member can be fixed by a clamping structure.
The electric trash can according to claim 1, wherein the driving member comprises a pin shaft, the pin shaft is arranged perpendicular to the motor shaft, and an end of the sliding member facing the driving member is provided with a plurality of a groove, the pin is embedded in the groove, or slides between a plurality of the grooves.
The electric trash can according to claim 2, wherein a sliding surface is provided between the adjacent grooves, and a pin for guiding the pin is provided between the sliding surface and the groove. Guide arcs that slide into or out of said grooves
The electric trash can according to claim 2, wherein a connecting hole is provided in the middle of the sliding member, and the end of the motor shaft is inserted into the connecting hole.
The electric trash can according to claim 1, wherein a plurality of protrusions are evenly distributed on the driving member in the circumferential direction, and a plurality of concave positions are arranged on the sliding member;

Or the driving member is evenly distributed with a plurality of concave positions in the circumferential direction, and the sliding member is provided with a plurality of protrusions;

The protrusion is embedded in the recess.
The electric trash can according to claim 5, wherein the driving member comprises a driving gear and a driven gear, the driving gear is fixedly connected with the motor shaft, and the driven gear is connected with the sliding member , a plurality of the protrusions or the concave positions are arranged on the driven gear, and the driving gear meshes with the driven gear.
The electric trash can according to claim 1, wherein a return spring is arranged between the sliding member and the barrel body.
The electric trash can according to claim 7, characterized in that: the barrel body is provided with a shaft sleeve, the shaft sleeve and the return spring are both sleeved on the pivot shaft, and the return spring is stored in the inside the shaft sleeve.
The electric trash can according to claim 1, wherein at least one positioning recess is provided on the pivot shaft, so that the pivot shaft can be positioned and inserted into the tub cover.
The electric trash can according to claim 1, wherein a cover seat ring is detachably installed on the top of the bucket body, and the pivot shaft, the micromotor, the driving member and the sliding member are all installed In the cover seat ring, the tub cover is rotatably arranged on the cover seat ring.
The electric trash can according to claim 10, wherein a support rod is connected between the end of the bucket cover facing away from the micro-motor and the cover seat ring, and a torsion spring is sleeved on the support rod One end of the torsion spring is fixedly connected with the support rod, and the other end is in contact with the cover seat ring.
The electric trash can according to claim 11, wherein a support plate is radially arranged on the outer wall of the support rod, and a shock absorbing sheet is arranged on the support plate.
The electric trash can according to claim 1, wherein a power supply box is provided on the side wall of the barrel body, and a battery is installed in the power supply box, and the battery is electrically connected to the micromotor.
The electric trash can according to claim 13, wherein the power supply box comprises a box body and a box cover, the box body is embedded on the barrel body, and the box cover is arranged on the box body and connected with the box body.