CN114084547A - A link mechanism and intelligent garbage bin for opening and close lid - Google Patents

A link mechanism and intelligent garbage bin for opening and close lid Download PDF

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Publication number
CN114084547A
CN114084547A CN202111298754.6A CN202111298754A CN114084547A CN 114084547 A CN114084547 A CN 114084547A CN 202111298754 A CN202111298754 A CN 202111298754A CN 114084547 A CN114084547 A CN 114084547A
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CN
China
Prior art keywords
link
opening
closing
rear end
end part
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Pending
Application number
CN202111298754.6A
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Chinese (zh)
Inventor
徐健
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Shanghai Townew Intelligent Technology Co Ltd
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Shanghai Townew Intelligent Technology Co Ltd
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Publication date
Application filed by Shanghai Townew Intelligent Technology Co Ltd filed Critical Shanghai Townew Intelligent Technology Co Ltd
Priority to CN202111298754.6A priority Critical patent/CN114084547A/en
Publication of CN114084547A publication Critical patent/CN114084547A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65FGATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00Refuse receptacles; Accessories therefor
    • B65F1/14Other constructional features; Accessories
    • B65F1/16Lids or covers
    • B65F1/1623Lids or covers with means for assisting the opening or closing thereof, e.g. springs
    • B65F1/1638Electromechanically operated lids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65FGATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
    • B65F1/00Refuse receptacles; Accessories therefor
    • B65F1/14Other constructional features; Accessories
    • B65F2001/1653Constructional features of lids or covers

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Refuse Receptacles (AREA)

Abstract

The application provides a link mechanism and intelligent garbage bin for opening and shutting lid. The connecting rod mechanism for opening and closing the cover comprises a motor and a connecting rod assembly driven by the motor, wherein the connecting rod assembly at least comprises a first connecting rod, the first connecting rod is provided with a main body rod part, a front end part and a rear end part, the front end part and the rear end part are arranged at two ends of the main body rod part, the front end part receives driving force from the motor before the rear end part receives the driving force, the front end part comprises two pin-jointed arms arranged at intervals, one ends of the two pin-jointed arms are connecting ends connected with each other, the connecting ends are connected with the rear end part through the main body rod part, the other ends of the two pin-jointed arms are free ends, the driving force from the motor is transmitted to the two pin-jointed arms through the free ends, and the driving force is transmitted to the rear end part through the main body rod part after the connecting ends of the two pin-jointed arms are collected. The connecting rod mechanism for opening and closing the cover and the intelligent garbage can provided by the invention have balanced force transmission and can improve the smoothness of opening and closing the cover.

Description

A link mechanism and intelligent garbage bin for opening and close lid
Technical Field
The invention relates to the technical field of household garbage cans, in particular to a link mechanism for opening and closing a cover and an intelligent garbage can.
Background
Along with the improvement of the technology and the improvement of the life quality of people, the household garbage can is developed towards intellectualization. For example, trash cans are available on the market that can achieve automatic opening and closing of the lid. The existing technology for realizing the opening and closing of the cover of the garbage can is to adopt the matching of a motor and a connecting rod and control the motor to work through an electric control instruction to drive the connecting rod to move so as to realize the opening and closing of the cover. Chinese utility model patent that bulletin number is CN206901096U discloses a mechanism that opens and shuts that is formed by motor and link assembly promptly, and it adopts the drive that opens and shuts of dual crank mechanism realization bung, and its first crank links to each other with the output shaft of motor, and the second crank links to each other with the bung, and the connecting rod articulates between first crank and second crank, and when the output shaft of motor rotated, can drive the bung through first crank, connecting rod and second crank and open and shut. However, the connecting rod is hinged to the first crank and the second crank outside the first crank and the second crank in the prior art, in other words, two ends of the connecting rod are abutted against the sides of the first crank and the second crank, and the two ends of the connecting rod are respectively and correspondingly pivotally connected to the first crank and the second crank through the hinge shaft, and the force applied to the hinge shaft connected between the first crank and the connecting rod and between the connecting rod and the second crank is not located in the middle of the hinge shaft, but is biased to one end of the hinge shaft, so that the hinge shaft has a tendency to tilt. The hinge shaft is easy to fatigue after long-term use, generates abrasion, deformation and the like, and influences the smoothness of the opening and closing cover and the service life of the whole opening and closing cover mechanism.
In view of the above, a new technical solution is needed to solve the above technical problems.
Disclosure of Invention
The invention provides a connecting rod mechanism for opening and closing a cover and an intelligent garbage can, which are balanced in force transmission and can improve the smoothness of opening and closing the cover.
The invention is realized by the following technical scheme: the connecting rod mechanism for opening and closing the cover comprises a motor and a connecting rod assembly driven by the motor, wherein the connecting rod assembly at least comprises a first connecting rod, the first connecting rod is provided with a main body rod part, a front end part and a rear end part, the front end part and the rear end part are arranged at two ends of the main body rod part, the front end part receives driving force from the motor before the rear end part receives the driving force, the front end part comprises two pin-jointed arms arranged at intervals, one ends of the two pin-jointed arms are connecting ends connected with each other, the connecting ends are connected with the rear end part through the main body rod part, the other ends of the two pin-jointed arms are free ends, and the driving force from the motor is transmitted to the two pin-jointed arms through the free ends and is transmitted to the rear end part through the main body rod part after the connecting ends of the two pin-jointed arms are collected.
Optionally, the thickness of any one of the two pivoting arms is less than the thickness of the main body rod part and is not less than half of the thickness of the main body rod part.
Optionally, the body stem has a cavity.
Optionally, the rod part of the main body is a straight rod or a bent rod.
Optionally, a pivot groove is formed between the two pivot arms, the link assembly further includes a second link rod connected between the motor and the first link rod, a first end of the second link rod is connected to the motor, and a second end of the second link rod is pivoted in the pivot groove.
Optionally, the link mechanism further includes a pivot shaft, the free ends of the two pivot arms and the second end of the second link rod are respectively provided with a shaft hole, and the pivot shaft sequentially passes through the shaft hole on one of the pivot arms, the shaft hole on the second end of the second link rod and the shaft hole on the other pivot arm to pivot the second link rod with the first link rod.
Optionally, a limit stop is disposed at a position of the second connecting rod close to the first end thereof.
Optionally, the linkage mechanism further comprises a rotating member pivotally connected to the rear end portion.
Optionally, the rotating part comprises two supports arranged in parallel at intervals, the two supports and the rear end part are provided with shaft holes, the rear end part is inserted between the two supports, and the rotating shaft penetrates through the shaft holes in the supports and the rear end part to connect the first connecting rod with the rotating part in a pivot mode.
The invention also provides an intelligent garbage can which comprises a can body, a can cover and a connecting rod mechanism, wherein the can cover is rotatably covered on the can body, and the connecting rod mechanism is used for opening and closing the cover.
According to the link mechanism for the opening and closing cover, the front end part of the first link rod comprises the two pivoting arms which are arranged at intervals, the driving force from the motor can be transmitted to the two pivoting arms in a balanced mode, the driving force is transmitted to the rear end part through the main body rod part after the connecting ends of the two pivoting arms are converged, therefore, the force applied to the front end part of the first link rod by the motor is distributed in a balanced mode relative to the central axis of the first link rod, the formed closing force is transmitted along the central axis of the first link rod, accordingly, the smoothness of the opening and closing cover is good, the link mechanism is not prone to being damaged by fatigue, abrasion, deformation and the like, and the service life of the whole opening and closing cover mechanism can be prolonged.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
Fig. 1 is an exploded perspective view of one embodiment of a linkage mechanism for opening and closing a cover according to the present invention.
Fig. 2 is a perspective view of a first link in an embodiment of a link mechanism for opening and closing a cover according to the present invention.
Fig. 3 is a perspective view of a second link in an embodiment of a link mechanism for opening and closing a cover according to the present invention.
Fig. 4 is a perspective assembly view of another embodiment of the link mechanism for opening and closing the cover of the present invention.
Fig. 5 is a sectional view of another embodiment of a link mechanism for opening and closing a cover according to the present invention.
Description of reference numerals: 1-a motor; 11-an output shaft; 2-a connecting rod assembly; 21-a first link; 210-pivoting the slot; 211-a body shaft portion; 212-a front end; 2120-first axle hole; 2121-pivoting arm; 2122-a transition junction; 213-rear end; 2130-second axial hole; 22-a second link; 221-a first end; 2210-motor shaft holes; 222-a second end; 2220-third shaft hole; 223-limit stop; 23-a pivot shaft; 3-a rotating member; 31-a support; 32-a rotating shaft; 5-buffer member.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present application, but are merely examples of apparatus and methods consistent with certain aspects of the present application.
The following describes a link mechanism for opening and closing a cover and an intelligent trash can in detail with reference to the accompanying drawings. The features in the embodiments described below may be combined with each other without conflict.
Referring to fig. 1 to 5, the present application provides a link mechanism for opening and closing a cover and an intelligent trash can having the link mechanism for opening and closing the cover. The link mechanism for opening and closing the cover comprises a motor 1 and a link assembly 2 driven by the motor 1. The link assembly 2 includes at least a first link 21, the first link 21 includes a main body rod 211, and a front end 212 and a rear end 213 provided at both ends of the main body rod 211, and the front end 212 receives a driving force from the motor 1 prior to the rear end 213. The front end 212 includes two pivoting arms 2121 arranged at an interval, one end of each of the two pivoting arms 2121 is a connecting end connected to the rear end 213 through the main body rod 211, the other end of each of the two pivoting arms 2121 is a free end, and the driving force from the motor 1 is transmitted to the two pivoting arms 2121 through the free ends and transmitted to the rear end 213 through the main body rod 211 after the connecting ends of the two pivoting arms 2121 are converged.
Fig. 1 to fig. 3 are diagrams illustrating a first link mechanism for opening and closing a cover according to a first embodiment of the present invention. One end of the motor 1 is provided with an output shaft 11, and the end part of the output shaft 11 is D-shaped and is used for being not easy to slide relative to the connecting rod assembly 2 in the rotating process after being in plug-in fit with the connecting rod assembly 2, so that the reliability of torque transmission output by the motor 1 is ensured. The link assembly 2 includes a first link 21 and a second link 22, and the second link 22 is connected between the motor 1 and the first link 21.
As shown in fig. 2, the first link 21 has a main body rod 211, and a front end 212 and a rear end 213 provided at both ends of the main body rod 211, wherein the front end 212 is connected to the second link 22, the rear end 213 is connected to the rotor 3, and the front end 212 receives the driving force from the motor 1 before the rear end 213. The front end 212 includes two pivoting arms 2121 spaced apart from each other, one end of each of the two pivoting arms 2121 is a connecting end connected to each other, and is connected to the rear end 213 through the main body rod 211 after being connected by a smooth transition connecting section 2122, the other end of each of the two pivoting arms 2121 is a free end, the two pivoting arms 2121 are parallel to each other, a pivoting groove 210 is formed between the two pivoting arms 2121, and the transition connecting section 2122 and the front end 212 formed by the two pivoting arms 2121 are U-shaped. The free end of the pivot arm 2121 is provided with a first axle hole 2120 for placing one end of the second connecting rod 22 in the pivot slot 210 and connecting the first connecting rod 21 and the second connecting rod 22 via a connecting axle 23 in a hinged manner. In operation, the output shaft 11 of the motor 1 drives the second link 22 to rotate, and the second link 22 transmits the driving force from the motor 1 to the two pivoting arms 2121 through the free end of the first link 22, and transmits the driving force to the rear end 213 through the body rod 211 after being converged at the connecting ends of the two pivoting arms 2121. A second shaft hole 2130 is formed in the rear end 213, and the second shaft hole 2130 is used for being pivotally connected with a component to be driven.
Referring to fig. 3, the second link 22 has a first end 221 and a second end 222, the first end 221 is opened with a motor shaft hole 2210, and the output shaft 11 of the motor 1 is inserted into the motor shaft hole 2210. The second end 222 is provided with a third shaft hole 2220, and the third shaft hole 2220 is used for connecting with one end of the first connecting rod 21. During assembly, the second end 222 of the second link 22 is disposed in the pivot slot 210 of the first link 21, the third axial hole 2220 corresponds to the first axial hole 2120, and the connecting shaft 23 is inserted into the first axial hole 2120 and the third axial hole, so that the second link 22 and the first link 21 are mounted. The second connecting rod 22 is further provided with a limit stop 223 at one end far away from the third shaft hole 2220, and the limit stop 223 can be used for abutting and limiting when the cover is opened in place. It should be noted that in the present embodiment, the second link 22 is in the shape of a flat block, rather than a distinct bar, but this is not to be denied in the nature of a link with one end rotatable around the other end.
In this embodiment, the front end 212, the body rod 211 and the rear end 213 of the first link 21 are integrally formed as a fork structure, and the two pivotally connected arms 2121 are axially symmetrical with respect to the central axis of the body rod 211. In this way, the force applied by the motor 1 to the front end 212 of the first connecting rod 21 through the second connecting rod 22 is symmetrically distributed on the two pivoting arms 2121, so that the force applied to the first connecting rod 21 is more balanced; and first connecting rod 21 is connected in a mode of clamping second connecting rod 22 by a fork, and the stability of connection is also better. Further, the thickness of any one of the two pivoting arms 2121 is smaller than the thickness of the main body rod portion 211 and is not smaller than one-half of the thickness of the main body rod portion 211. The bearing capacity of the two pivoting arms 2121 is equivalent to that of the main body rod part 211, so that the structural design of the first connecting rod 21 is optimized. In this embodiment, the main body rod 211 is a solid straight rod.
Referring to fig. 1, further, the link mechanism further includes a rotating member 3 pivotally connected to the rear end 213 of the first link 21. In this embodiment, the rotating member 3 includes two supporting seats 31 arranged in parallel at intervals, the two supporting seats 31 are also provided with shaft holes, the rear end portion 213 is inserted between the two supporting seats 31, and the rotating shaft 32 penetrates through the shaft holes of the supporting seats 31 and the rear end portion 213 to pivotally connect the first connecting rod 21 with the rotating member 3. The rotating part 3 can be fixed with the cover body waiting driving part, so that the cover body waiting driving part is driven to rotate to open and close by driving the rotating part 3 to rotate.
Please refer to fig. 4 and 5, which are illustrations of a second embodiment of a link mechanism for opening and closing a cover according to the present invention. In the present embodiment, the first connecting rod 21, the second connecting rod 22 and the rotating member 3 are different from those of the first embodiment, but the connection and force transmission manner thereof are similar to those of the first embodiment. In this embodiment, the main body rod portion of the first connecting rod 21 has a cavity, and the main body rod portion is a bent rod, and the first connecting rod 21 can be used in a scene where the requirement on structural strength is not high and the weight needs to be reduced. In this embodiment, a buffer pad 5 is further disposed on the motor mounting bracket of the motor 1 corresponding to the limit stop 223 on the second link 22.
The invention also provides an intelligent garbage can which comprises a can body, a can cover and the connecting rod mechanism, wherein the can cover is rotatably covered on the can body, and the connecting rod mechanism is used for opening and closing the cover. In a specific embodiment, the cover of the intelligent garbage can comprises a large cover and a small cover, the large cover can be opened and closed in a rotating mode relative to the can body, and the small cover can be opened and closed in a rotating mode relative to the large cover. The first embodiment shown in fig. 1 to 3 is suitable for opening and closing driving of a large lid, and the second embodiment shown in fig. 4 and 5 is suitable for opening and closing driving of a small lid.
As can be seen from the above detailed description of the embodiments, in the link mechanism for opening and closing the cover according to the present invention, the front end 212 of the first link 21 includes two pivoting arms 2121 arranged at an interval, the driving force from the motor 1 can be uniformly transmitted to the two pivoting arms 2121, and the driving force is transmitted to the rear end 213 through the body rod 211 after the connecting ends of the two pivoting arms 2121 are converged, so that the force applied by the motor 1 to the front end 212 of the first link 21 is uniformly distributed with respect to the central axis of the first link 21, the formed engaging force is transmitted along the central axis of the first link 21, the smoothness of the opening and closing the cover is better, the link mechanism is not easily damaged by fatigue, abrasion, deformation, and the like, and the service life of the entire opening and closing cover mechanism can be prolonged.
Although the present application has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the application, and all changes, substitutions and alterations that fall within the spirit and scope of the application are to be understood as being covered by the following claims.

Claims (10)

1. A connecting rod mechanism for opening and closing a cover comprises a motor and a connecting rod assembly driven by the motor, wherein the connecting rod assembly at least comprises a first connecting rod, the first connecting rod is provided with a main body rod part, a front end part and a rear end part, the front end part and the rear end part are arranged at two ends of the main body rod part, the front end part receives driving force from the motor before the rear end part, the connecting rod mechanism is characterized in that the front end part comprises two pin-jointed arms arranged at intervals, one ends of the two pin-jointed arms are connecting ends connected with each other, the connecting ends are connected with the rear end part through the main body rod part, the other ends of the two pin-jointed arms are free ends, and the driving force from the motor is transmitted to the two pin-jointed arms through the free ends and is transmitted to the rear end part through the main body rod part after the connecting ends of the two pin-jointed arms are converged.
2. The linkage mechanism for an opening and closing lid according to claim 1, wherein a thickness of either of said two pivoting arms is less than a thickness of said body shaft portion and not less than one-half of the thickness of said body shaft portion.
3. The linkage mechanism for opening and closing a lid according to claim 1, wherein said body lever portion has a cavity.
4. The link mechanism for opening and closing a cover as claimed in claim 1, wherein the main body rod portion is a straight rod or a bent rod.
5. The linkage mechanism for opening and closing a cover according to claim 1 or 2, wherein a pivoting slot is formed between the two pivoting arms, the linkage assembly further comprising a second link connected between the motor and the first link, a first end of the second link being connected to the motor, and a second end of the second link being pivoted in the pivoting slot.
6. The linkage mechanism for opening and closing a cover according to claim 5, further comprising a pivot shaft, wherein the free ends of the two pivot arms and the second end of the second link are respectively provided with a shaft hole, and the pivot shaft sequentially passes through the shaft hole of one of the pivot arms, the shaft hole of the second end of the second link and the shaft hole of the other pivot arm to pivotally connect the second link to the first link.
7. The linkage mechanism for opening and closing a lid according to claim 5, wherein said second link is provided with a limit stop near its first end.
8. The linkage mechanism for opening and closing a cover according to any one of claims 1 to 4, further comprising a rotating member pivotally connected to the rear end portion.
9. The linkage mechanism according to claim 8, wherein the rotary member includes two supports spaced apart from each other, the two supports and the rear end portion each having a shaft hole, the rear end portion being interposed between the two supports, and the first link being pivotally connected to the rotary member by a rotating shaft passing through the shaft holes of the supports and the rear end portion.
10. An intelligent trash can, comprising a can body, a can cover with a rotary cover arranged on the can body, and the linkage mechanism for opening and closing the cover as claimed in any one of claims 1 to 9.
CN202111298754.6A 2021-11-04 2021-11-04 A link mechanism and intelligent garbage bin for opening and close lid Pending CN114084547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111298754.6A CN114084547A (en) 2021-11-04 2021-11-04 A link mechanism and intelligent garbage bin for opening and close lid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111298754.6A CN114084547A (en) 2021-11-04 2021-11-04 A link mechanism and intelligent garbage bin for opening and close lid

Publications (1)

Publication Number Publication Date
CN114084547A true CN114084547A (en) 2022-02-25

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CN202111298754.6A Pending CN114084547A (en) 2021-11-04 2021-11-04 A link mechanism and intelligent garbage bin for opening and close lid

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB687079A (en) * 1950-05-18 1953-02-04 Alexander Cecil Alldritt Squir Improvements relating to lid hinges
US20050077307A1 (en) * 2002-05-29 2005-04-14 Taylor Craig V. Versatile lid system
CN202130771U (en) * 2011-07-11 2012-02-01 张建国 Public rubbish bin
CN107499787A (en) * 2017-09-15 2017-12-22 江门市新会区亿诺五金制品有限公司 A kind of more open type dustbin bung driving mechanism for opening or closing
CN206901096U (en) * 2017-05-24 2018-01-19 中山市海纳生活用品有限公司 A kind of dustbin
CN109969640A (en) * 2019-04-16 2019-07-05 河海大学文天学院 Intelligent public garbage bin, intelligent public garbage bin management system and working method
CN210479767U (en) * 2019-07-23 2020-05-08 徐敏燕 Garbage can
CN210883744U (en) * 2019-09-11 2020-06-30 追觅科技(天津)有限公司 Garbage bin bung that can intelligent upset
CN211392535U (en) * 2019-11-26 2020-09-01 南漳县恒达机械制造销售有限公司 Pedal type garbage can
CN212557810U (en) * 2020-06-19 2021-02-19 上海拓牛智能科技有限公司 Garbage bin linkage structure that uncaps

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB687079A (en) * 1950-05-18 1953-02-04 Alexander Cecil Alldritt Squir Improvements relating to lid hinges
US20050077307A1 (en) * 2002-05-29 2005-04-14 Taylor Craig V. Versatile lid system
CN202130771U (en) * 2011-07-11 2012-02-01 张建国 Public rubbish bin
CN206901096U (en) * 2017-05-24 2018-01-19 中山市海纳生活用品有限公司 A kind of dustbin
CN107499787A (en) * 2017-09-15 2017-12-22 江门市新会区亿诺五金制品有限公司 A kind of more open type dustbin bung driving mechanism for opening or closing
CN109969640A (en) * 2019-04-16 2019-07-05 河海大学文天学院 Intelligent public garbage bin, intelligent public garbage bin management system and working method
CN210479767U (en) * 2019-07-23 2020-05-08 徐敏燕 Garbage can
CN210883744U (en) * 2019-09-11 2020-06-30 追觅科技(天津)有限公司 Garbage bin bung that can intelligent upset
CN211392535U (en) * 2019-11-26 2020-09-01 南漳县恒达机械制造销售有限公司 Pedal type garbage can
CN212557810U (en) * 2020-06-19 2021-02-19 上海拓牛智能科技有限公司 Garbage bin linkage structure that uncaps

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* Cited by examiner, † Cited by third party
Title
丁成业等: "《二手装载机的价值评估及应用》", 31 January 2018, 电子科技大学出版社 *

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Application publication date: 20220225

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