CN220621544U - Electric double door - Google Patents

Abstract

The application relates to constant temperature and humidity laboratory door system technical field discloses an electronic two opens door, include: the door body comprises a left side door and a right side door; a driving motor; the rotating piece is connected with the rotating center and the driving motor, and the driving motor drives the rotating piece to rotate; the rotating piece comprises a first connecting shaft and a second connecting shaft which are respectively arranged at two sides of the rotating center; the first transmission mechanism is connected with the first connecting shaft and the left door; the second transmission mechanism is connected with the second connecting shaft and the right door; the rotating piece rotates to drive the first transmission mechanism and the second transmission mechanism to move simultaneously, and then the left side door and the right side door are driven to move in opposite directions to close the door or move back to open the door. The driving motor is connected with the rotation center of the rotating piece, two ends of the rotating piece simultaneously drive the two doors through the transmission mechanism to realize synchronous translation switch of the two doors, and the two-door large-stroke synchronous control is realized while the occupied space of the opening and closing door is reduced.

Description

Electric double door

Technical Field

The application relates to the technical field of constant temperature and humidity laboratory door systems, for example, to an electric double door.

Background

At present, a fan-shaped opening and closing type manual door or a track-type parallel opening electric door is generally adopted for a constant temperature and humidity laboratory and an enthalpy difference chamber door body, the fan-shaped opening angle is large, the occupied space is large, two driving motors are needed during double door bodies, and the opening synchronism is poor and the cost is high.

The prior art discloses a driving mechanism for a double-opening inner swinging door, which is driven by a single motor, and drives a semicircular gear to rotate through meshing of a transmission mechanism and the semicircular gear, and the semicircular gear is connected through a connecting rod mechanism to drive a door post to rotate so as to realize synchronous door opening and closing.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the meshing size of the semicircular gears is limited, so that the door opening stroke is short, and the semicircular gears are complex and easy to damage through a plurality of idle gears and a motor connection structure.

It should be noted that the information disclosed in the foregoing background section is only for enhancing understanding of the background of the present application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

The embodiment of the disclosure provides an electric double door to solve the problems of poor opening synchronism, high cost, complex structure, short stroke and the like of a fan-shaped door body, wherein the fan-shaped door body is large in angle and large in occupied space, and two driving motors are needed.

According to a first aspect of the present utility model there is provided an electric double door comprising: the door body comprises a left side door and a right side door; a driving motor; the rotating piece is connected with the rotating center and the driving motor, and the driving motor drives the rotating piece to rotate; the rotating piece comprises a first connecting shaft and a second connecting shaft which are respectively arranged at two sides of the rotating center; the first transmission mechanism is connected with the first connecting shaft and the left door; the second transmission mechanism is connected with the second connecting shaft and the right door; the rotating piece rotates to drive the first transmission mechanism and the second transmission mechanism to move simultaneously, and then the left side door and the right side door are driven to translate in opposite directions to close the door or translate in opposite directions to open the door.

In some embodiments, the first transmission includes: the first transmission rod is connected with the first connecting shaft and the upper part of the first driving shaft, the lower part of the first driving shaft is connected with the left door, and the first transmission rod moves to drive the first driving shaft to rotate to drive the left door to move;

the second transmission mechanism includes: the second transmission rod is connected with the second connecting shaft and the upper part of the second driving shaft, the lower part of the second driving shaft is connected with the right door, and the second transmission rod moves to drive the second driving shaft to rotate to drive the right door to move.

In some embodiments, the electric double door further comprises: a first link mechanism connecting the first drive shaft and the left door; the first driving shaft rotates to drive the left door to translate through the first connecting rod mechanism so as to realize door opening or door closing; the second connecting rod mechanism is connected with the second driving shaft and the right door; the second driving shaft rotates to drive the right door to translate through the second connecting rod mechanism so as to realize door opening or door closing.

In some embodiments, the first linkage further comprises: one end of the first rotating arm is rotationally connected with the left door panel, and the other end of the first rotating arm is fixedly connected with the first driving shaft, so that the first driving shaft rotates to drive the first rotating arm to rotate so as to push the left door to move; the two ends of the first guide rod are respectively connected with the left door plate and the frame in a rotating way so that the left door moves to a target position according to a limited track; the second link mechanism further includes: one end of the second rotating arm is rotationally connected with the right door panel, and the other end of the second rotating arm is fixedly connected with a second driving shaft, so that the second driving shaft rotates to drive the second rotating arm to rotate so as to push the right door to move; and the two ends of the second guide rod are respectively connected with the right door plate and the frame in a rotating way so that the right door moves to a target position according to the limited track.

In some embodiments, the first transmission rod is connected with the first connecting shaft through a ball hinge; the second transmission rod is connected with the second connecting shaft through a ball hinge.

In some embodiments, the rotating member includes a turntable, and a key slot hole is formed in the center of the turntable along the axis direction of the turntable; the driving motor comprises an output shaft, and the output shaft is matched with the key slot hole to drive the turntable to rotate.

In some embodiments, the left door is provided with a first relief structure; the right side door is provided with a second concave-convex structure at the joint of the right side door and the left side door; under the condition of closing the door, the first concave-convex structure is matched with the second concave-convex structure to form a sealing structure.

In some embodiments, the first relief structure comprises a first groove and a first protrusion disposed adjacent to the first groove; the included angle of the two side walls of the first groove is an obtuse angle, and the included angle of the two side walls of the first bulge is an acute angle; the second concave-convex structure comprises a second groove and a second protrusion arranged adjacent to the second groove; wherein, the second recess and first protruding looks adaptation, the second protruding and first recess looks adaptation.

In some embodiments, the bottom of the first groove is provided with a concave arc, and the second convex surface is provided with a convex arc matched with the concave arc.

In some embodiments, the electric double door further comprises: the mounting frame is arranged above the door body; the driving motor, the first transmission rod and the second transmission rod are all arranged on the mounting frame, and the first driving shaft and the second driving shaft are both upwards extended to the upper part of the mounting frame.

In some embodiments, the rotating member comprises a rotating rod, wherein a key slot hole is formed in the middle of the rotating rod and is connected with an output shaft of the driving motor. The two ends of the rotating rod are respectively connected with the first transmission rod and the second transmission rod, the driving motor drives the rotating rod to rotate, and the rotating rod drives the first transmission rod and the second transmission rod to move.

In some embodiments, the first transmission rod is connected with the first connecting shaft through a rotating shaft; the second transmission rod is connected with the second connecting shaft through a rotating shaft.

The embodiment of the disclosure provides an electronic two opens door, can realize following technical effect:

the driving motor is connected with the rotation center of the rotating piece, two ends of the rotating piece simultaneously drive the two doors through the transmission mechanism to realize synchronous translation switch of the two doors, and the two-door large-stroke synchronous control is realized while the occupied space of the opening and closing door is reduced.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

FIG. 1 is a schematic diagram of an electric double door structure provided by one embodiment of the present disclosure;

FIG. 2 is a view in the direction of arrow A in FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 2 at C;

FIG. 4 is an enlarged schematic view of FIG. 2 at B;

fig. 5 is a schematic view of an electric double door provided in an embodiment of the present disclosure in an open state.

Reference numerals:

1: electric double door;

10: a door body; 11: a left door; 111: a first concave-convex structure; 1111: a first groove; 11111: a concave arc; 1112: a first protrusion; 12: a right door; 121: a second concave-convex structure; 1211: a second groove; 1212: a second protrusion; 12121: convex arc; 13: a sealing structure;

20: a driving motor; 21: an output shaft;

30: a rotating member; 31: a first connecting shaft; 32: a second connecting shaft; 33: a key slot; 34: a turntable;

40: a first transmission mechanism; 41: a first transmission rod; 42: a first drive shaft;

50: a second transmission mechanism; 51: a second transmission rod; 52: a second drive shaft;

60: a first link mechanism; 61: a first rotating arm; 62: a rotating shaft; 63: a first guide bar;

70: a second link mechanism; 71: a second rotating arm; 72: a second guide bar;

80: a mounting frame;

100: and (3) a laboratory.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe embodiments of the present disclosure. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

The term "and/or" is an associative relationship that describes an object, meaning that there may be three relationships. For example, a and/or B, represent: a or B, or, A and B.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

At present, a fan-shaped opening and closing type manual door or a track-type parallel opening electric door is generally adopted for a constant temperature and humidity laboratory and an enthalpy difference chamber door body, the fan-shaped opening angle is large, the occupied space is large, two driving motors are needed during double door bodies, and the opening synchronism is poor and the cost is high.

The prior art discloses a driving mechanism for a double-opening inner swinging door, which is driven by a single motor, and drives a semicircular gear to rotate through meshing of a transmission mechanism and the semicircular gear, and the semicircular gear is connected with a driving rod to drive a door post to rotate so as to realize synchronous door opening and closing.

Because the meshing size of the semicircular gears is limited, the door opening stroke is short, and the semicircular gears are complex and easy to damage through a plurality of idle gears and a motor connection structure.

As shown in conjunction with fig. 1 to 5, an embodiment of the present disclosure provides an electric double door 1.

The electric double door 1 comprises a door body 10, a driving motor 20, a rotating member 30, a first transmission mechanism 40 and a second transmission mechanism 50. Wherein the door body 10 includes a left door 11 and a right door 12; the rotation center of the rotating piece 30 is connected with the driving motor 20, and the driving motor 20 drives the rotating piece 30 to rotate; the rotating member 30 includes a first coupling shaft 31 and a second coupling shaft 32 which are provided separately at both sides of the rotation center; the first transmission mechanism 40 connects the first connecting shaft 31 and the left door 11; the second transmission mechanism 50 connects the second connecting shaft 32 and the right door 12; the rotation of the rotating member 30 drives the first transmission mechanism 40 and the second transmission mechanism 50 to move simultaneously, so as to drive the left door 11 and the right door 12 to translate oppositely to close the door or translate back to open the door.

As shown in fig. 1, the door body 10 includes a left door 11 and a right door 12, and the widths of the left door 11 and the right door 12 and the door body 10 may be the same or different, and may be set according to actual needs. The driving motor 20 is disposed above the left and right doors 11 and 12, and an output shaft 21 of the driving motor 20 is connected to a rotation center of the rotator 30 to drive the rotator 30 to rotate. One end of the first transmission mechanism 40 is rotationally connected with the first connecting shaft 31 of the rotating piece 30 positioned at one side of the rotating center, the other end of the first transmission mechanism is rotationally connected with the left door 11, the first connecting shaft 31 is fixed on the end face of the rotating piece 30 positioned at one side of the rotating center, the rotating piece 30 rotates to drive the first transmission mechanism to move through the first connecting shaft 31, and the first transmission mechanism 40 drives the left door 11 to move. One end of the second transmission mechanism 50 is rotationally connected with the second connecting shaft 32 of the rotating member 30 positioned at the other side of the rotation center, the other end is rotationally connected with the right door 12, the second connecting shaft 32 is fixed on the end face or the opposite side end face of the rotating member 30 positioned at the same side as the first connecting shaft 31, the rotating member 30 rotates to drive the second transmission structure to move through the second connecting shaft 32, and the second transmission mechanism 50 drives the right door 12 to move. Wherein, the first connecting shaft 31 and the second connecting shaft 32 are respectively arranged at two sides of the rotation center, so that the first connecting shaft 31 and the second connecting shaft 32 respectively move towards opposite directions relative to the rotation center during the rotation process of the rotating member 30. For example, when the first connecting shaft 31 moves towards the left side of the rotation center, the second connecting shaft 32 moves towards the right side of the rotation center, the first connecting shaft 31 drives the left door 11 to move leftwards through the first transmission mechanism 40, and the second connecting shaft 32 drives the right door 12 to move rightwards through the second transmission mechanism 50, so that the left door 11 and the right door 12 are opened outwards simultaneously; for another example, when the first connecting shaft 31 moves towards the right side of the rotation center, the second connecting shaft 32 moves towards the left side of the rotation center, the first connecting shaft 31 drives the left door 11 to move rightwards through the first transmission mechanism 40, and the second connecting shaft 32 drives the right door 12 to move leftwards through the second transmission mechanism 50, so that the left door 11 and the right door 12 are closed inwards simultaneously.

Alternatively, the first transmission mechanism 40 includes a first transmission lever 41 and a vertically disposed first drive shaft 42. The first transmission rod 41 is connected with the first connecting shaft 31 and the upper part of the first driving shaft 42, the lower part of the first driving shaft 42 is connected with the left door 11, and the first transmission rod 41 moves to drive the first driving shaft 42 to rotate to drive the left door 11 to move; the second transmission mechanism 50 includes a second transmission rod 51 and a vertically disposed second drive shaft 52. The second transmission rod 51 is connected with the second connecting shaft 32 and the upper part of the second driving shaft 52, the lower part of the second driving shaft 52 is connected with the right door 12, and the second transmission rod 51 moves to drive the second driving shaft 52 to rotate to drive the right door 12 to move.

As shown in fig. 1, 2 and 4, one end of the first transmission rod 41 is rotatably connected with the first connecting shaft 31, the other end is rotatably connected with the upper part of the first driving shaft 42, the rotating member 30 rotates to drive the first transmission rod 41 to move through the first connecting shaft 31, the first transmission rod 41 is connected with the upper part of the first driving rotating shaft 62 to push the first driving shaft 42 to rotate, the lower part of the first driving shaft 42 is connected with one end of the first rotating arm 61, the other end of the first rotating arm 61 is connected with the left door 11, the first driving shaft 42 rotates to drive the first rotating arm 61 to rotate, the first rotating arm 61 rotates around the first driving shaft 42, and the joint of the other end of the first rotating arm 61 and the left door 11 rotates around the first driving shaft 42, so that the whole left door 11 is driven to move. One end of the second transmission rod 51 is rotationally connected with the second connecting shaft 32, the other end of the second transmission rod 51 is rotationally connected with the upper part of the second driving shaft 52, the rotating piece 30 rotates to drive the second transmission rod 51 to move through the second connecting shaft 32, the second transmission rod 51 is connected with the upper part of the second driving rotating shaft 62 to push the second driving shaft 52 to rotate, the lower part of the second driving shaft 52 is connected with one end of the second rotating arm 71, the other end of the second rotating arm 71 is connected with the right door 12, the second driving shaft 52 rotates to drive the second rotating arm 71 to rotate, the joint of the other end of the second rotating arm 71 and the right door 12 rotates around the second driving shaft 52, and the whole right door 12 is driven to move.

Optionally, the electric double door 1 further includes a first link mechanism 60 and a second link mechanism 70. Wherein the first link mechanism 60 connects the first drive shaft 42 and the left door 11; the first driving shaft 42 rotates to drive the left door 11 to translate through the first link mechanism 60 so as to realize door opening or door closing; the second linkage 70 connects the second drive shaft 52 and the right door 12; rotation of the second drive shaft 52 translates the right door 12 via the second linkage 70 to effect door opening or closing.

As shown in fig. 1, 2 and 5, the first driving shaft 42 drives the left door 11 to move through the first link mechanism 60, the first link mechanism 60 is rotationally connected with the left door 11 and is fixedly connected with the first driving shaft 42, the first driving shaft 42 rotates to drive the first link mechanism 60 to rotate around the first driving shaft 42, the first link mechanism 60 is rotationally connected with the left door 11, and the first link mechanism 60 drives the left door 11 to move. The second driving shaft 52 drives the right door 12 to move through the second link mechanism 70, the second link mechanism 70 is rotationally connected with the right door 12 and fixedly connected with the second driving shaft 52, the second driving shaft 52 rotates to drive the second link mechanism 70 to rotate around the second driving shaft 52, the second link mechanism 70 is rotationally connected with the right door 12, and the second link mechanism 70 drives the right door 12 to move.

Optionally, the first linkage 60 further includes: a first rotating arm 61 and a first guide rod 63. One end of the first rotating arm 61 is rotationally connected with the plate surface of the left door 11, and the other end of the first rotating arm 61 is fixedly connected with the first driving shaft 42, so that the first driving shaft 42 rotates to drive the first rotating arm 61 to rotate so as to push the left door 11 to move; the two ends of the first guide rod 63 are respectively and rotatably connected with the left door 11 plate and the frame, so that the left door 11 moves to a target position according to a limited track; the second linkage 70 further includes a second swivel arm 71 and a second guide bar 72. One end of the second rotating arm 71 is rotatably connected to the plate surface of the right door 12, and the other end of the second rotating arm is fixedly connected to the second driving shaft 52, so that the second driving shaft 52 rotates to drive the second rotating arm 71 to rotate so as to push the right door 12 to move in parallel; the second guide bar 72 has both ends rotatably connected to the right door 12 plate and the frame, respectively, so that the right door 12 moves to a target position according to a defined track.

As shown in fig. 5, the first rotating arm 61 is in a shape of a bending rod, during the rotation of the first rotating arm 61 around the first driving shaft 42, the first rotating arm 61 pushes the left door 11 to move between a closed position and an open position, under the condition that the left door 11 is in the closed position, the first rotating arm 61 is located in the laboratory 100, the left door 11 is opened outwards, the joint of the first rotating arm 61 and the left door 11 moves to the outside of the laboratory 100 along with the left door 11, and the bending of the first rotating arm 61 is located in the process that the left door 11 moves to the outside of the laboratory 100 to avoid a door frame. One end of the first rotating arm 61 is fixedly connected with the first driving shaft 42, the first driving shaft 42 rotates to drive the first rotating arm 61 to rotate, and the other end of the first rotating arm 61 is rotationally connected with a door plate of the left door 11 so as to push the left door 11 to move; because the left door 11 is rotationally connected with the first rotating arm 61, in the process that the first rotating arm 61 drives the left door 11 to move, the door panel is easy to rotate and incline, the first guide rod 63 is utilized to rotationally connect the left door 11 with the frame, the frame can be a bottom plate or other fixed objects, wherein the frame and the first driving shaft 42 are all provided with fixed positions, so that the frame and the first driving shaft 42 are equivalent to a first fixed rod, the first rotating arm 61, the door panel and the first guide rod 63 form a four-bar mechanism, the connecting line of the first driving shaft 42 and the frame is parallel to the plane where the connecting line of the door panel is located, the distance between the first driving shaft 42 and the connecting point of the first rotating arm 61 with the left door 11 is equal to the length of the first guide rod 63, and the left door 11 is driven to move to be opened or closed through the four-bar structure. The second rotating arm 71 is in a bending rod shape, in the process that the second rotating arm 71 rotates around the second driving shaft 52, the second rotating arm 71 pushes the right door 12 to move between a closed position and an open position, under the condition that the right door 12 is in the closed position, the second rotating arm 71 is positioned in the laboratory 100, the right door 12 is opened outwards, the joint of the second rotating arm 71 and the right door 12 moves to the outside of the laboratory 100 along with the right door 12, and the second rotating arm 71 bends and is in the process that the right door 12 moves to the outside of the laboratory 100 to avoid a door frame. One end of the second rotating arm 71 is fixedly connected with the second driving shaft 52, the second driving shaft 52 rotates to drive the second rotating arm 71 to rotate, and the other end of the second rotating arm 71 is rotationally connected with a door plate of the right door 12 so as to push the right door 12 to move; because the right door 12 is rotationally connected with the second rotating arm 71, in the process that the second rotating arm 71 drives the right door 12 to move, the door panel is easy to rotate and incline, the second guide rod 72 is utilized to rotationally connect the right door 12 with the frame, the frame can be a bottom plate or other fixed objects, wherein the frame and the second driving shaft 52 are all provided with fixed positions, therefore, the frame and the second driving shaft 52 are equivalent to fixed rods, the second rotating arm 71, the door panel and the second guide rod 72 form a four-bar mechanism, the connecting line of the second driving shaft 52 and the frame is parallel to the plane where the door panel surface is located, the distance between the second driving shaft 52 and the connecting point of the second rotating arm 71 and the right door 12 is equal to the length of the second guide rod 72, so as to drive the right door 12 to move to open or close through the four-bar mechanism.

Alternatively, the first transmission rod 41 is connected with the first connecting shaft 31 through a ball hinge; the second transmission rod 51 is connected to the second connection shaft 32 by a ball hinge.

As shown in fig. 1, one end of a first transmission rod 41 is fixedly connected with a first driving shaft 42, the first driving shaft 42 rotates to drive the first transmission rod 41 to rotate, the other end of the first transmission rod 41 is connected with a left door 11 through a spherical hinge, and in the process that the first transmission rod 41 drives the left door 11 to move, the door body 10 of the left door 11 can adaptively rotate through the spherical hinge to avoid blocking. One end of a second transmission rod 51 is fixedly connected with a second driving shaft 52, the second driving shaft 52 rotates to drive the second transmission rod 51 to rotate, the other end of the second transmission rod 51 is connected with the right door 12 through a spherical hinge, and in the process that the second transmission rod 51 drives the right door 12 to move, the door body 10 of the right door 12 can adaptively rotate through the spherical hinge to avoid blocking.

In some embodiments, the first transmission rod 41 is connected to the first connection shaft 31 through a rotation shaft 62; the second transmission rod 51 is connected to the second connection shaft 32 through a rotation shaft 62.

Optionally, the rotating member 30 includes a turntable 34, and a key slot 33 is formed in the center of the turntable 34 along the axis direction of the turntable 34; the driving motor 20 includes an output shaft 21, and the output shaft 21 is adapted to the key slot 33 to drive the turntable 34 to rotate.

As shown in fig. 1 and 2, the rotating member 30 is a turntable 34, wherein the diameter of the turntable 34 can be calculated according to the movement size required for opening and closing the door, and the center of the turntable 34 is provided with a key slot hole 33 along the axis, and the key slot hole 33 includes, but is not limited to, one of a rectangular key slot hole 33, a spline hole, and a polygonal key slot hole 33. The output shaft 21 of the driving motor 20 is provided with a key matched with the key slot 33 so that the driving motor 20 drives the turntable 34 to rotate.

In some embodiments, the rotating member 30 includes a rotating rod with a key slot 33 formed in the middle of the rotating rod and connected to the output shaft 21 of the driving motor 20. The two ends of the rotating rod are respectively connected with the first transmission rod 41 and the second transmission rod 51, the driving motor 20 drives the rotating rod to rotate, and the rotating rod drives the first transmission rod 41 and the second transmission rod 51 to move.

Alternatively, the left door 11 is provided with a first concave-convex structure 111; the right door 12 is provided with a second concave-convex structure 121 at the joint with the left door 11; in the case of a door closing, the first relief structure 111 is adapted to the second relief structure 121, forming a sealing structure 13.

As shown in fig. 2 and 3, the left door 11 and the right door 12 are provided with concave-convex structures matched with each other at the joint, and in the case that the left door 11 and the right door 12 are closed, the first concave-convex structure 111 and the second concave-convex structure 121 are matched with each other to compress, so as to realize the sealing structure 13 with a roundabout shape, so as to realize the sealing of the door body 10.

Alternatively, the first concave-convex structure 111 includes a first groove 1111 and a first protrusion 1112 disposed adjacent to the first groove 1111; wherein, the included angle between the two side walls of the first groove 1111 is an obtuse angle, and the included angle between the two side walls of the first protrusion 1112 is an acute angle; the second concave-convex structure 121 includes a second groove 1211 and a second protrusion 1212 provided adjacent to the second groove 1211; wherein the second recess 1211 is adapted to the first protrusion 1112 and the second protrusion 1212 is adapted to the first recess 1111.

As shown in fig. 3, in the case of closing the door, the first groove 1111 is matched with the second protrusion 1212, the first protrusion 1112 is matched with the second groove 1211, the groove wall of the first groove 1111 is matched with the outer wall of the second protrusion 1212, and the groove wall of the second groove 1211 is matched with the outer wall of the first protrusion 1112, so that the air inside and outside the door body 10 needs to pass through a bending path in the process of being sewed by the door to achieve better sealing.

Optionally, the groove bottom of the first groove 1111 is provided with a concave arc 11111, and the surface of the second protrusion 1212 is provided with a convex arc 12121 matching the concave arc 11111.

As shown in fig. 3, the concave arc 11111 is disposed at the bottom of the first groove 1111, the convex arc 12121 is disposed at the top of the second protrusion 1212, and the concave arc 11111 and the convex arc 12121 are separately disposed at two doors, so that when the door is closed, the concave arc 11111 and the convex arc 12121 are mutually pressed and attached, and the left side door 11 and the right side door 12 are mutually matched through the cambered surfaces, so that the sealing performance of the contact surface is better, the gap caused by the machining error is reduced, and the sealing performance of the door body 10 is ensured.

Optionally, the electric double door 1 further comprises a mounting frame 80. The mounting frame 80 is arranged above the door body 10; the driving motor 20, the first transmission rod 41 and the second transmission rod 51 are all arranged on the mounting frame 80, and the first driving shaft 42 and the second driving shaft 52 extend upwards to the upper side of the mounting frame 80.

As shown in fig. 1, the driving motor 20, the rotating member 30, the first transmission mechanism 40 and the second transmission mechanism 50 are all arranged on the mounting frame 80 and located above the door body 10, and the first driving shaft 42 and the second driving shaft 52 extend upwards to above the door body 10 to be connected with the first transmission mechanism 40 and the second transmission mechanism 50, so that interference with the door body 10 is avoided, meanwhile, hiding is facilitated, and aesthetic property and convenience are improved.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others.

Moreover, the terminology used in the present application is for the purpose of describing embodiments only and is not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a," "an," and "the" (the) are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed.

Furthermore, when used in this application, the terms "comprises," "comprising," and/or "includes," and variations thereof, mean that the stated features, integers, steps, operations, elements, and/or components are present, but that the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof is not precluded. Without further limitation, an element defined by the phrase "comprising one …" does not exclude the presence of other like elements in a process, method or apparatus comprising such elements.

In this context, each embodiment may be described with emphasis on the differences from the other embodiments, and the same similar parts between the various embodiments may be referred to each other. For the methods, products, etc. disclosed in the embodiments, if they correspond to the method sections disclosed in the embodiments, the description of the method sections may be referred to for relevance.

The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An electric double door comprising:

the door body comprises a left side door and a right side door;

a driving motor;

the rotating piece is connected with the rotating center and the driving motor, and the driving motor drives the rotating piece to rotate;

the rotating piece comprises a first connecting shaft and a second connecting shaft which are respectively arranged at two sides of the rotating center;

the first transmission mechanism is connected with the first connecting shaft and the left door;

the second transmission mechanism is connected with the second connecting shaft and the right door;

the rotating piece rotates to drive the first transmission mechanism and the second transmission mechanism to move simultaneously, and then the left side door and the right side door are driven to translate in opposite directions to close the door or translate in opposite directions to open the door.

2. An electric double door as claimed in claim 1, wherein,

the first transmission mechanism includes: the first transmission rod is connected with the first connecting shaft and the upper part of the first driving shaft, the lower part of the first driving shaft is connected with the left door, and the first transmission rod moves to drive the first driving shaft to rotate to drive the left door to move;

the second transmission mechanism includes: the second transmission rod is connected with the second connecting shaft and the upper part of the second driving shaft, the lower part of the second driving shaft is connected with the right door, and the second transmission rod moves to drive the second driving shaft to rotate to drive the right door to move.

3. The electric double door of claim 2, further comprising:

a first link mechanism connecting the first drive shaft and the left door;

the first driving shaft rotates to drive the left door to translate through the first connecting rod mechanism so as to realize door opening or door closing;

the second connecting rod mechanism is connected with the second driving shaft and the right door;

the second driving shaft rotates to drive the right door to translate through the second connecting rod mechanism so as to realize door opening or door closing.

4. An electric double door as claimed in claim 3, wherein,

the first link mechanism further includes:

one end of the first rotating arm is rotationally connected with the left door panel, and the other end of the first rotating arm is fixedly connected with the first driving shaft, so that the first driving shaft rotates to drive the first rotating arm to rotate so as to push the left door to move;

the two ends of the first guide rod are respectively connected with the left door plate and the frame in a rotating way so that the left door moves to a target position according to a limited track;

the second link mechanism further includes:

one end of the second rotating arm is rotationally connected with the right door panel, and the other end of the second rotating arm is fixedly connected with a second driving shaft, so that the second driving shaft rotates to drive the second rotating arm to rotate so as to push the right door to move;

and the two ends of the second guide rod are respectively connected with the right door plate and the frame in a rotating way so that the right door moves to a target position according to the limited track.

5. An electric double door as claimed in claim 2, wherein,

the first transmission rod is connected with the first connecting shaft through a ball hinge;

the second transmission rod is connected with the second connecting shaft through a ball hinge.

6. An electric double door as claimed in claim 1, wherein,

the rotating piece comprises a rotating disc, and a key slot hole is formed in the center of the rotating disc along the axis direction of the rotating disc;

the driving motor comprises an output shaft, and the output shaft is matched with the key slot hole to drive the turntable to rotate.

7. An electric double door according to any one of claims 1 to 6, wherein,

the left door is provided with a first concave-convex structure;

the right side door is provided with a second concave-convex structure at the joint of the right side door and the left side door;

under the condition of closing the door, the first concave-convex structure is matched with the second concave-convex structure to form a sealing structure.

8. An electric double door as claimed in claim 7, wherein,

the first concave-convex structure comprises a first groove and a first protrusion arranged adjacent to the first groove; the included angle of the two side walls of the first groove is an obtuse angle, and the included angle of the two side walls of the first bulge is an acute angle;

the second concave-convex structure comprises a second groove and a second protrusion arranged adjacent to the second groove; wherein, the second recess and first protruding looks adaptation, the second protruding and first recess looks adaptation.

9. An electric double door as claimed in claim 8, wherein,

the bottom of the first groove is provided with a concave arc, and the second convex surface is provided with a convex arc matched with the concave arc.

10. The electric double door according to any one of claims 2 to 5, further comprising:

the mounting frame is arranged above the door body; the driving motor, the first transmission rod and the second transmission rod are all arranged on the mounting frame, and the first driving shaft and the second driving shaft are both upwards extended to the upper part of the mounting frame.