CN214498747U

CN214498747U - Automatic door opening and closing structure and door body

Info

Publication number: CN214498747U
Application number: CN202022720661.5U
Authority: CN
Inventors: 陈长才; 张天长; 徐燕兵
Original assignee: Zhaoqing Zhicheng Door Accessories Co ltd
Current assignee: Zhaoqing Zhicheng Door Accessories Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-10-26
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses an automatic switch door structure and door body, automatic switch door structure includes: a box body; the rotary driver is arranged in the box body, and an output shaft of the rotary driver extends along the vertical direction; a gear set coupled with an output shaft of the rotary driver; a connecting rotating shaft is arranged on a tail end gear of the gear set; the extending direction of the guide rail is parallel to the upper end surface of the door panel; one end of the connecting rod is fixedly arranged on the connecting rotating shaft, and the other end of the connecting rod is rotatably provided with a sliding block in sliding fit with the guide rail. Above automatic switch door structure locates between the lateral surface of the upper beam of door frame and the door plant, and the pivot is connected in the rotatory driver drive and rotates, and then the slider on the drive connecting rod reciprocating sliding on the slide rail and drive the door plant and open or close, and simple structure need not to use worm gear to realize the transmission, under the power failure state, can manually open and close the door plant, can not cause the card phenomenon of dying. The door body comprises the automatic door opening and closing structure, the door body is simple in structure, and the door can be opened and closed manually in a power failure state.

Description

Automatic door opening and closing structure and door body

Technical Field

The utility model relates to an automatic switch door structure and door body.

Background

In the prior art, a general automatic door opening and closing structure includes a box, a motor built in the box, and a transmission pair connected to an output shaft of the motor, wherein the output shaft of the motor is generally arranged horizontally, and a worm gear is used as the transmission pair to switch the direction of the output shaft from horizontal to vertical.

The structure of the automatic door opening and closing structure is complex, and when power failure occurs, the worm gear and the worm are provided with the self-locking angle, so that the door is difficult to open manually, and troubles are caused to users. In addition, when a fire occurs after power failure, the door cannot be automatically closed in power failure, smoke cannot be prevented from spreading to a high layer, and the fire-fighting requirement is not met.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an automatic switch door structure that simple structure, power failure back can manually be opened and close.

The utility model also discloses a door body, this door body includes above-mentioned automatic switch door structure.

According to the utility model discloses an automatic switch door structure of first aspect embodiment, include: the box body is arranged on the outer side surface of the upper beam of the door frame; the rotary driver is arranged in the box body, and an output shaft of the rotary driver extends along the vertical direction; the gear set is arranged in the box body and is connected with an output shaft of the rotary driver; a gear at the tail end of the gear set is provided with a rotating shaft extending and connected along the vertical direction; the guide rail is arranged on the door panel, and the extending direction of the guide rail is parallel to the upper end face of the door panel; one end of the connecting rod is fixedly arranged on the connecting rotating shaft, and the other end of the connecting rod is rotatably provided with a sliding block in sliding fit with the guide rail.

According to the utility model discloses automatic switch door structure has following beneficial effect at least:

above automatic switch door structure locates between the lateral surface of the upper beam of door frame and the door plant, utilize rotary actuator drive gear group to rotate, the terminal gear setting of gear train connects the pivot, rotate and the other end swing of linkage connecting rod by the one end of connecting pivot drive connecting rod, slider on the connecting rod is reciprocal to slide on the slide rail and drive the door plant and open or close, the structure of above automatic switch door structure is simple and easy, need not to use worm gear to realize the transmission, under the power failure state, can manually open and close the door plant, can not cause the card phenomenon of dying.

In some embodiments of the present invention, the connection shaft is connected with an elastic driving component capable of driving the connection shaft to rotate so as to close the door.

In some embodiments of the present invention, the elastic driving assembly includes a reset gear rotatably disposed in the case, the reset gear is engaged with one gear of the gear set, and the reset gear is connected to an elastic member group for driving the reset gear to rotate.

In some embodiments of the present invention, the reset gear is fixedly provided with a first cantilever and a second cantilever, the first cantilever and the second cantilever are arranged symmetrically with respect to the rotation axis of the reset gear, the elastic member set includes a first cantilever and a first tension spring between the box bodies and a second tension spring between the box bodies, the first tension spring is parallel to the second tension spring and has an equal elastic coefficient.

In some embodiments of the present invention, the rotary actuator is a motor, and the motor is connected to a controller for controlling a rotation angle and a rotation speed thereof.

In some embodiments of the invention, the controller and the exterior of the box body are covered with a housing assembly.

The utility model discloses an in some embodiments, the connecting rod with it serves and is equipped with the mounting hole to connect the corresponding one of pivot, wear to be equipped with on the mounting hole with connect the threaded fastener that the pivot links to each other.

The utility model discloses an in some embodiments, the lower extreme of connecting the pivot is equipped with the hexagonal counter bore, threaded fastener includes connecting axle and bolt, the connecting axle be equipped with hexagonal counter bore assorted hexagonal column portion, the inside of connecting axle be equipped with connect the coaxial internal thread hole of pivot, the bolt is worn to establish on installation through-hole and the internal thread hole.

In some embodiments of the present invention, the gear set includes a plurality of sets of intermeshing bevel gear pairs.

The utility model discloses a door body of second aspect embodiment, include: the automatic door opening and closing structure; the box body is arranged on the door frame, and the guide rail is arranged on the door plate.

According to the utility model discloses the door body has following beneficial effect at least:

the door body of the automatic door opening and closing structure is simple in structure, transmission is achieved without the aid of worm gears and worms, the door plate can be manually opened and closed in a power failure state, and the phenomenon of blocking cannot be caused.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an embodiment of an automatic door opening and closing structure of the present invention;

FIG. 2 is a schematic structural view of the rotary drive, gear set, linkage and resilient drive assembly of the embodiment of FIG. 1;

fig. 3 is a schematic structural diagram of an embodiment of the automatic door opening and closing structure of the present invention applied to the door panel and the door frame.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the orientation description, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, an automatic opening and closing door structure includes: a case 100 for being disposed on an outer side surface of an upper beam of the door frame 10; a rotary driver 200 provided inside the cartridge 100, an output shaft of the rotary driver 200 extending in a vertical direction; a gear set 300 disposed inside the case 100 and coupled to an output shaft of the rotary driver 200; a gear at the tail end of the gear set 300 is provided with a connecting rotating shaft 310 extending along the vertical direction; the guide rail 400 is arranged on the door panel 20, and the extending direction of the guide rail 400 is parallel to the upper end surface of the door panel 20; one end of the connecting rod 500 is fixedly installed on the connecting rotating shaft 310, and the other end thereof is rotatably provided with a slider 600 slidably engaged with the guide rail 400. Above automatic switch door structure locates between the lateral surface of the entablature of door frame 10 and door plant 20, utilize rotary actuator 200 drive gear group 300 to rotate, the terminal gear setting of gear train 300 connects pivot 310, the one end of connecting rod 500 is rotated and the other end swing of linkage connecting rod 500 by connecting pivot 310 drive, slider 600 on connecting rod 500 is reciprocal on the slide rail and is slided and drive door plant 20 and open or close, the structure of above automatic switch door structure is simple and easy, need not to use worm gear to realize the transmission, under the power failure state, can manually open and close door plant 20, can not cause the card dead phenomenon.

In some embodiments of the present invention, the connection shaft 310 is connected with an elastic driving component 700 that can drive the connection shaft to rotate to close the door. When power is off, the elastic driving component 700 can drive the door panel 20 to be automatically closed, and when a fire occurs, smoke can be prevented from spreading to a high layer, so that the fire-fighting requirement is met.

Referring to fig. 2, in some embodiments of the present invention, the elastic driving assembly 700 includes a reset gear 710 rotatably disposed in the case 100, the reset gear 710 is engaged with one gear of the gear set 300, and the reset gear 710 is connected to an elastic member set 720 for driving the reset gear to rotate. Here, the reset gear 710 is engaged with the gear connected to the rotation shaft 310, thereby reducing unnecessary energy loss during the transmission.

Referring to fig. 2, in some embodiments of the present invention, a first cantilever 730 and a second cantilever 740 are fixedly disposed on the reset gear 710, the first cantilever 730 and the second cantilever 740 are symmetrically disposed about a rotation axis of the reset gear 710, the elastic member set 720 includes a first tension spring 721 disposed between the first cantilever 730 and the box body 100 and a second tension spring 722 disposed between the second cantilever 740 and the box body 100, and the first tension spring 721 is parallel to the second tension spring 722 and has an equal elastic coefficient. When the door panel 20 is in the closed door state, the first extension spring 721 and the second extension spring 722 are stretched to the same length, the reset gear 710 is in the balanced state, and when the door panel 20 is in the open door state, one of the first extension spring 721 and the second extension spring 722 is stretched to a length greater than the other, and when power is off, the first extension spring 721 and the second extension spring 722 are deformed again, the connecting shaft 310 rotates and drives the connecting rod 500 to swing, so that the door panel 20 is closed.

Referring to fig. 1, in some embodiments of the present invention, the rotary driver 200 is a motor connected with a controller 800 for controlling the rotation angle and rotation rate of the motor. Generally, when the controller 800 controls the door panel 20 to open, the motor is first slowly rotated, the door panel 20 is slowly opened at this time, and then the motor is accelerated to rotate, in the process, the door panel 20 is quickly opened, when the door panel 20 is opened to a position near a set angle, the controller 800 controls the motor to slowly rotate, and the door panel 20 is slowly opened to the set angle position; similarly, when the controller 800 controls the door panel 20 to close, the motor is first slowly rotated, the door panel 20 is then slowly closed, and then the motor is accelerated to rotate, in the process, the door panel 20 is accelerated to close, when the door panel 20 is closed to a position near the set position, the controller 800 controls the motor to slowly rotate, and the door panel 20 is slowly closed to the set position.

Referring to fig. 1 and 3, in some embodiments of the present invention, the controller 800 and the box 100 are covered by a housing assembly 900, and the housing assembly 900 protects the controller 800 and the components inside the box 100.

In some embodiments of the present invention, an installation through hole 510 is formed in one end of the connecting rod 500 corresponding to the connecting shaft 310, and a threaded fastener 520 is disposed through the installation through hole 510 and connected to the connecting shaft 310. Thereby be convenient for dismouting and maintenance the utility model discloses an automatic switch door structure.

Referring to fig. 2, in some embodiments of the present invention, the lower end of the connecting shaft 310 is provided with a hexagonal counterbore 311, the threaded fastener 520 includes a connecting shaft 521 and a bolt 522, the connecting shaft 521 is provided with a hexagonal post portion 5211 matched with the hexagonal counterbore 311, an internal threaded hole 5212 coaxial with the connecting shaft 310 is provided inside the connecting shaft 521, and the bolt 522 is inserted into the mounting through hole 510 and the internal threaded hole 5212. By using the above structure, the connecting rod 500 can be mounted on the connecting rotating shaft 310 or dismounted from the connecting rotating shaft 310, and the dismounting is very convenient.

The utility model discloses an in some embodiments, gear train 300 includes a plurality of groups intermeshing's helical gear pair, and the meshing degree of helical gear pair is good, and the transmission is steady, and the silence effect is better.

Referring to fig. 3, the utility model also discloses a door body, include: the automatic door opening and closing structure; a door frame 10 and a door panel 20, wherein the box body 100 is arranged on the door frame 10, and the guide rail 400 is arranged on the door panel 20.

The door body with the automatic door opening and closing structure is simple in structure, transmission is achieved without the aid of worm gears and worms, the door plate 20 can be manually opened and closed in a power failure state, and the phenomenon of blocking cannot be caused.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An automatic door opening and closing structure, comprising:

a box body (100) arranged on the outer side surface of the upper beam of the door frame (10);

a rotary driver (200) provided inside the cartridge (100), an output shaft of the rotary driver (200) extending in a vertical direction;

a gear set (300) provided inside the cartridge (100) and coupled with an output shaft of the rotary driver (200);

a gear at the tail end of the gear set (300) is provided with a rotating shaft (310) extending and connected along the vertical direction;

the guide rail (400) is arranged on the door panel (20), and the extending direction of the guide rail (400) is parallel to the upper end face of the door panel (20);

and one end of the connecting rod (500) is fixedly arranged on the connecting rotating shaft (310), and the other end of the connecting rod is rotatably provided with a sliding block (600) in sliding fit with the guide rail (400).

2. An automatic door opening and closing structure according to claim 1, wherein:

the connecting rotating shaft (310) is connected with an elastic driving assembly (700) which can drive the connecting rotating shaft to rotate so as to realize door closing.

3. An automatic door opening and closing structure as claimed in claim 2, wherein:

the elastic driving assembly (700) comprises a reset gear (710) rotatably arranged in the box body (100), the reset gear (710) is meshed with one gear of the gear set (300), and the reset gear (710) is connected with an elastic member group (720) for driving the reset gear to rotate.

4. An automatic door opening and closing structure according to claim 3, wherein:

the reset gear (710) is provided with a first cantilever (730) and a second cantilever (740) fixedly, the first cantilever (730) and the second cantilever (740) are arranged symmetrically with respect to the rotation axis of the reset gear (710), the elastic component group (720) comprises a first cantilever (730) and a first tension spring (721) between the box bodies (100) and a second tension spring (722) between the second cantilever (740) and the box bodies (100), and the first tension spring (721) is parallel to the second tension spring (722) and has the same elastic coefficient.

5. An automatic door opening and closing structure according to claim 1, wherein:

the rotary driver (200) is a motor, and the motor is connected with a controller (800) for controlling the rotation angle and the rotation speed of the motor.

6. An automatic door opening and closing structure according to claim 5, wherein:

the controller (800) and the exterior of the cartridge (100) are covered with a housing assembly (900).

7. An automatic door opening and closing structure according to claim 1, wherein:

the connecting rod (500) with connect pivot (310) corresponding one and be equipped with installation through-hole (510), wear to be equipped with on installation through-hole (510) with connect the threaded fastener (520) that pivot (310) link to each other.

8. An automatic door opening and closing structure according to claim 7, wherein:

the lower extreme of connecting pivot (310) is equipped with hexagonal counter bore (311), threaded fastener (520) are including connecting axle (521) and bolt (522), connecting axle (521) be equipped with hexagonal counter bore (311) assorted hexagonal post portion (5211), the inside of connecting axle (521) be equipped with connect the coaxial internal thread hole (5212) of pivot (310), bolt (522) wear to establish on installation through-hole (510) and internal thread hole (5212).

9. An automatic door opening and closing structure according to claim 1, wherein:

the gear set (300) includes a plurality of sets of intermeshing helical gear pairs.

10. A door body, comprising: the automatic door opening and closing structure according to any one of claims 1 to 9;

the box comprises a door frame (10) and a door plate (20), wherein the box body (100) is arranged on the door frame (10), and the guide rail (400) is arranged on the door plate (20).