阅读说明：本技术 一种开关门机构 (Door opening and closing mechanism ) 是由 杨舒 廖丹杰 郑丙轩 李锐 于 2019-11-04 设计创作，主要内容包括：本发明涉及机械设备技术领域,且公开了一种开关门机构,包括安装板。该开关门机构,通过将转动电机通电转动使得螺纹杆在传动皮带轮和传动皮带的共同作用下转动,从而使得螺纹套筒带动门板上升或者下降,在门板下降至固定板的位置时活动板受力向上移动,起到了初步的缓冲效果,且通过压力弹簧使得活动板受力时带动活动块向上移动,且此时活动块移动至放置凹槽的内部时滚轮受力转动带动转动杆旋转,使得转动杆完全的位于放置凹槽的内部,这个过程中起到了再一次的缓冲效果,在人工操作的时候多次的缓冲过程中会使得操作人员感觉到挤压的感受,但是并不会对操作人员造成伤害,使得操作人员感觉到压力后仍然有时间将手指抽出。(The invention relates to the technical field of mechanical equipment and discloses a door opening and closing mechanism which comprises an installation plate. The door opening and closing mechanism enables the threaded rod to rotate under the combined action of the transmission belt pulley and the transmission belt by electrifying and rotating the rotating motor, so that the threaded sleeve drives the door panel to ascend or descend, when the door panel descends to the position of the fixed plate, the movable plate is forced to move upwards, so as to achieve the primary buffer effect, and the movable plate is driven to move upwards when stressed by the pressure spring, and the roller is driven to rotate to drive the rotating rod to rotate when the movable block moves to the inner part of the placing groove, the rotating rod is completely positioned in the placing groove, the process has the buffer effect again, the operator feels the sense of squeezing during the buffering process for a plurality of times during manual operation, but does not cause harm to the operator so that the operator still has time to withdraw his fingers after feeling the pressure.)

1. A door opening and closing mechanism is characterized in that: comprises that

The mounting plate is provided with an opening;

the threaded rotating shaft is arranged on the mounting plate;

the door plate is fixedly provided with a threaded sleeve matched with the threaded rotating shaft, and the door plate moves along the threaded rotating shaft through the threaded sleeve to complete opening and closing of the opening;

a drive member;

and the driving component controls the rotation of the threaded rotating shaft through the transmission component.

2. The switching door mechanism according to claim 1, wherein: comprises a mounting plate (1)

An opening (24) is formed in the mounting plate (1), an opening and closing door plate (6) is arranged on the opening (24), and a rotating motor (2) and at least two threaded rods (3) are fixedly arranged on the mounting plate (1);

the outer part of the threaded rod (3) and the output shaft of the rotating motor (2) are fixedly connected with a transmission belt pulley (4);

the transmission belt pulley (4) is in transmission connection through a transmission belt (23);

threaded sleeve (5) have been cup jointed to the outside of threaded rod (3), threaded sleeve (5) are fixed to be set up the four corners of door plant (6).

3. The switching door mechanism according to claim 2, wherein: the door plate (6) is internally provided with a hollow cavity (9) and a movable groove (8) in sequence from top to bottom, the hollow cavity (9) is internally and movably connected with a connecting rod (11) which penetrates through the hollow cavity (9) and extends to the interior of the movable groove (8), and the connecting spring (12) connected with the bottom wall of the cavity of the hollow cavity (9) is sleeved outside the connecting rod (11); the bottom of the connecting rod (11) is fixedly connected with a movable plate (13) positioned in the movable groove (8).

4. The switching door mechanism according to claim 3, wherein: a fixing plate (7) is arranged below the mounting plate (1), and a placing groove (10) is formed in the fixing plate (7); the inside of fly leaf (13) has been seted up shifting chute (14), shifting chute (14) inslot roof fixedly connected with pressure spring (15), the bottom fixedly connected with of pressure spring (15) runs through shifting chute (14) and extends to place inside movable block (16) of recess (10), rotating groove (17) that run through movable block (16) are seted up to the inside of movable block (16), fixedly connected with fixed axle (18) between the wall of rotating groove (17) inslot left and right sides, rotor plate (19) have been cup jointed to the outside of fixed axle (18), the equal fixedly connected with in left and right sides of rotor plate (19) cup joints torsional spring (20) outside fixed axle (18) and be connected with rotating groove (17) inslot roof, the bottom fixedly connected with of rotor plate (19) is located dwang (22) of placing recess (10), the inside swing joint of dwang (22) has and places recess (10) inslot wall contact's gyro wheel (21).

5. A door opening and closing mechanism according to claim 1 or 2, wherein: two threaded rods (3) are symmetrically distributed, and two threaded rods (3) are respectively positioned at the left side and the right side of the rotating motor (2).

6. A switch door mechanism according to claim 3, wherein: the number of the hollow cavities (9) is three, and the three hollow cavities (9) are distributed at equal intervals.

7. A switch door mechanism according to claim 3, wherein: the connecting rod (11) is a cylindrical rod, the diameter of the top of the connecting rod (11) is larger than that of the bottom of the connecting rod (11), and the diameter of the bottom of the connecting rod (11) is smaller than that of the hollow cavity (9).

8. A switch door mechanism according to claim 4, wherein: the movable groove (14) is composed of one cylindrical groove and two rectangular grooves, the rectangular grooves formed in the movable plate (13) are installed on the left side and the right side of the cylindrical groove, the number of the movable grooves (14) is four, and the four movable grooves (14) are distributed at equal intervals.

9. A switch door mechanism according to claim 4, wherein: the four-in-one movable groove is characterized in that the number of the placing grooves (10) is four, the placing grooves (10) and the moving grooves (14) are in one-to-one correspondence, the inner bottom wall of each placing groove (10) is an inclined plane, and the inclination angle of each inclined plane is forty-five degrees.

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to a door opening and closing mechanism for a delivery opening of an intelligent garbage can.

Background

The lifting door is a device of the existing intelligent garbage bin access opening and closing, has the advantages of saving activity space, being an entity for dividing limited space and being capable of connecting and blocking two or more spaces.

The kind of intelligent garbage bin on the market has a lot, but the unsmooth operation of card appears easily in the switch door mechanism, and the stroke of general design door plant is fixed simultaneously, and the door plant does not have variable clearance with the door frame bottom, often can appear cliping the problem that the user pointed when using, and the appearance of this kind of condition can lead to the fact the injury to operating personnel, and especially child very danger when delivering rubbish, so propose a switch door mechanism and solve the above-mentioned problem that proposes.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a door opening and closing mechanism which has the advantages of high safety and the like and solves the problem that fingers of operators are accidentally clamped.

(II) technical scheme

In order to achieve the purpose of high safety, the invention provides the following technical scheme:

a door opening and closing mechanism is characterized in that: comprises that

The mounting plate is provided with an opening;

the threaded rotating shaft is arranged on the mounting plate;

the door plate is fixedly provided with a threaded sleeve matched with the threaded rotating shaft, and the door plate moves along the threaded rotating shaft through the threaded sleeve to complete opening and closing of the opening;

a drive member;

and the driving component controls the rotation of the threaded rotating shaft through the transmission component.

The mounting plate is provided with an opening, an opening-closing door plate is arranged on the opening, and the mounting plate is fixedly provided with a rotating motor and at least two threaded rods;

the outer part of the threaded rod and the output shaft of the rotating motor are fixedly connected with transmission belt pulleys;

the transmission belt pulley is in transmission connection through a transmission belt;

the threaded rod is sleeved with a threaded sleeve, and the threaded sleeve is fixedly arranged at four corners of the door plate.

Further, a hollow cavity and a movable groove are sequentially formed in the door panel from top to bottom, a connecting rod penetrating through the hollow cavity and extending to the interior of the movable groove is movably connected to the interior of the hollow cavity, and a connecting spring connected with the inner bottom wall of the hollow cavity is sleeved outside the connecting rod; the bottom of the connecting rod is fixedly connected with a movable plate positioned in the movable groove.

Further, a fixing plate is arranged below the mounting plate, and a placing groove is formed in the fixing plate; the shifting chute has been seted up to the inside of fly leaf, shifting chute inslot roof fixedly connected with pressure spring, pressure spring's bottom fixedly connected with runs through the shifting chute and extends to the movable block of placing the recess inside, the rotation groove of running through the movable block is seted up to the inside of movable block, rotate fixedly connected with fixed axle between the wall of the inslot left and right sides, the rotor plate has been cup jointed to the outside of fixed axle, the equal fixedly connected with in the left and right sides of rotor plate cup joints at the fixed axle outside and with rotate the torsional spring that the inslot roof is connected, the bottom fixedly connected with of rotor plate is located the dwang of placing the recess, the inside swing joint of dwang has and places the gyro wheel of.

Furthermore, two the threaded rod is the symmetric distribution, and two the threaded rod is located the left and right sides of rotating the motor respectively.

Furthermore, the hollow cavities are three in number and are distributed at equal intervals.

Furthermore, the connecting rod is a cylindrical rod, the diameter of the top of the connecting rod is larger than that of the bottom of the connecting rod, and the diameter of the bottom of the connecting rod is smaller than that of the hollow cavity.

Furthermore, the movable groove comprises a number of one cylindrical grooves and a number of two rectangular grooves, the rectangular grooves formed in the movable plate are arranged on the left side and the right side of the cylindrical grooves, the number of the movable grooves is four, and the four movable grooves are distributed at equal intervals.

Further, it is total four to place the recess, four place recess and four the shifting chute is the one-to-one relation, and it is the inclined plane to place recess inslot diapire, and the inclination on inclined plane is forty-five degrees.

(III) advantageous effects

Compared with the prior art, the invention provides a door opening and closing mechanism, which has the following beneficial effects:

the door opening and closing mechanism has the advantages that the threaded rod is rotated under the combined action of the transmission belt pulley and the transmission belt by electrifying and rotating the rotating motor, so that the threaded sleeve drives the door panel to ascend or descend, the movable plate is stressed to move upwards when the door panel descends to the position of the fixed plate, the primary buffering effect is achieved, the movable block is driven to move upwards when the movable plate is stressed by the pressure spring, the rolling wheels are stressed to rotate to drive the rotating rod to rotate when the movable block moves to the inside of the placing groove, the rotating rod is completely positioned in the placing groove, the secondary buffering effect is achieved in the process, an operator can feel extruded feeling in the multiple buffering processes in manual operation, the injury to the operator can not be caused, and the operator still has time to take out fingers after feeling pressure, and the in-process of secondary buffering can play certain supporting role for the security is higher, prevents that the fly leaf from moving down and causes the injury for operating personnel.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 1.

In the figure: the device comprises a mounting plate 1, a rotating motor 2, a threaded rod 3, a transmission belt pulley 4, a threaded sleeve 5, a door plate 6, a fixed plate 7, a movable groove 8, a hollow cavity 9, a placing groove 10, a connecting rod 11, a connecting spring 12, a movable plate 13, a movable groove 14, a pressure spring 15, a movable block 16, a rotating groove 17, a fixed shaft 18, a rotating plate 19, a torsion spring 20, a roller 21, a rotating rod 22, a transmission belt 23 and an opening 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a door opening and closing mechanism comprises a mounting plate 1, an opening 24 is formed at the rear side of the mounting plate 1, a fixing plate 7 positioned below the opening 24 is fixedly connected to the front side of the mounting plate 1, a placing groove 10 is formed at the top of the fixing plate 7, the number of the placing grooves 10 is four, the four placing grooves 10 correspond to four moving grooves 14 one by one, the inner bottom wall of the placing groove 10 is an inclined plane, the inclined plane has an inclination angle of forty-five degrees, a rotating motor 2 is fixedly connected to the front side of the mounting plate 1, the type of the rotating motor 2 can be YE2, two threaded rods 3 are movably connected to the front side of the mounting plate 1, the two threaded rods 3 are symmetrically distributed, the two threaded rods 3 are respectively positioned at the left side and the right side of the rotating motor 2, a transmission belt pulley 4 is fixedly connected to the outer, three transmission belt pulleys 4 are in transmission connection through a transmission belt 23, two threaded sleeves 5 are sleeved outside a threaded rod 3, one side of each of the threaded sleeves 5 on the upper side and the lower side is connected with a door plate 6, a hollow cavity 9 and a movable groove 8 are sequentially arranged inside the door plate 6 from top to bottom, the number of the hollow cavities 9 is three, the three hollow cavities 9 are distributed at equal intervals, a connecting rod 11 penetrating through the hollow cavity 9 and extending to the inside of the movable groove 8 is movably connected inside the hollow cavity 9, the connecting rod 11 is a cylindrical rod, the diameter of the top of the connecting rod 11 is larger than that of the bottom of the connecting rod 11, the diameter of the bottom of the connecting rod 11 is smaller than that of the hollow cavity 9, a connecting spring 12 connected with the inner bottom wall of the hollow cavity 9 is sleeved outside the connecting rod 11, and a movable plate 13 which is positioned inside the movable, the movable plate 13 is internally provided with moving grooves 14, the moving grooves 14 are composed of one cylindrical groove and two rectangular grooves, the rectangular grooves arranged in the movable plate 13 are respectively arranged at the left side and the right side in the cylindrical groove, the four moving grooves 14 are distributed at equal intervals, the top wall in the moving groove 14 is fixedly connected with a pressure spring 15, the bottom of the pressure spring 15 is fixedly connected with a movable block 16 which penetrates through the moving groove 14 and extends to the inside of the placing groove 10, the inside of the movable block 16 is provided with a rotating groove 17 which penetrates through the movable block 16, a fixed shaft 18 is fixedly connected between the left side wall and the right side wall in the rotating groove 17, the outside of the fixed shaft 18 is sleeved with a rotating plate 19, the left side and the right side of the rotating plate 19 are both fixedly connected with torsion springs 20 which are sleeved on the outside of the fixed shaft 18 and are connected with the top wall in the rotating groove 17, the bottom of the rotating plate 19 is fixedly connected, the inside swing joint of dwang 22 has the gyro wheel 21 that contacts with the inslot bottom wall of placing recess 10, make threaded rod 3 rotate under the combined action of drive pulley 4 and driving belt 23 through turning on the rotation motor 2 electricity, thereby make threaded sleeve 5 drive door plant 6 to rise or descend, the fly leaf 13 atress rebound when door plant 6 descends to the position of fixed plate 7, has played preliminary buffering effect, and drive movable block 16 rebound when making fly leaf 13 atress through compression spring 15, and gyro wheel 21 atress rotation drives dwang 22 to rotate when this movable block 16 moves to the inside of placing recess 10, thereby make dwang 22 be located the inside of placing recess 10 completely, this in-process has played the buffering effect once more, can make operating personnel feel extruded sensation in the buffering process many times when manual operation, but can not cause the injury to operating personnel for operating personnel still have time to take out the finger after feeling pressure, and the in-process of secondary buffering can play certain supporting role, makes the security higher, prevents that fly leaf 13 from moving down and cause the injury for operating personnel.

In conclusion, in the door opening and closing mechanism, the threaded rod 3 is rotated under the combined action of the transmission belt pulley 4 and the transmission belt 23 by electrifying the rotating motor 2, so that the threaded sleeve 5 drives the door panel 6 to ascend or descend, the movable plate 13 is forced to move upwards when the door panel 6 descends to the position of the fixed plate 7, a preliminary buffering effect is achieved, the movable plate 13 is forced to drive the movable block 16 to move upwards through the pressure spring 15, and the roller 21 is forced to rotate to drive the rotating rod 22 to rotate when the movable block 16 moves to the inside of the placing groove 10, so that the rotating rod 22 is completely positioned inside the placing groove 10, a secondary buffering effect is achieved in the process, an operator can feel extruded in the buffering process for multiple times during manual operation, but the operator cannot be injured, make operating personnel still have time to take the finger out after feeling pressure, and the in-process of buffering for the second time can play certain supporting role for the security is higher, prevents that fly leaf 13 from moving down and causes the injury for operating personnel.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.