CN214498746U

CN214498746U - Door opening and closing driving device

Info

Publication number: CN214498746U
Application number: CN202022716218.0U
Authority: CN
Inventors: 陈长才; 张天长; 徐燕兵
Original assignee: Guangdong Niuniu Intelligent Space Technology Co ltd
Current assignee: Guangdong Niuniu Intelligent Space Technology 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 a switch door drive arrangement, include: a box body; the permanent magnet synchronous motor is arranged inside the box body, and an output shaft of the permanent magnet synchronous motor extends in the vertical direction; the gear set is arranged in the box body and is connected with an output shaft of the permanent magnet synchronous motor; and a connecting rotating shaft which extends along the vertical direction and is used for connecting the door panel is arranged on the gear at the tail end of the gear set. Above switch door drive arrangement utilizes PMSM as the driving source, the transmission is realized to cooperation gear train, the connection pivot drive door plant by on the terminal gear of gear train rotates, because PMSM has the less characteristics of axial dimension, set up PMSM's output shaft to vertical upwards and cooperate the gear train to realize the transmission, then need not to realize the transmission with the horizontal and cooperation worm gear of output shaft, make switch door drive arrangement's volume less, and under the power failure state, can manually open the door plant, can not cause the card phenomenon of dying.

Description

Door opening and closing driving device

Technical Field

The utility model relates to a switch door drive arrangement.

Background

In the prior art, a general door opening and closing driving device comprises a box body, a motor arranged in the box body and a transmission pair connected with an output shaft of the motor, wherein the height of the box body is not too large due to the limitation of installation space, the output shaft of the motor needs to be transversely arranged by the door opening and closing driving device adopting a common motor, and a worm gear is used as the transmission pair to switch the output end of the door opening and closing driving device to the vertical direction, so that a door plate is connected and driven to rotate relative to a door frame.

The door opening and closing driving device with the structure is large in size, difficult to adapt to the narrow and small installation space, and difficult to manually open the door due to the fact that the worm gear has a self-locking angle when power is off, and brings trouble to users.

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 a switch door drive arrangement that volume is less, can manually open or close after having a power failure.

According to the utility model discloses switch door drive arrangement, include: a box body; the permanent magnet synchronous motor is arranged inside the box body, and an output shaft of the permanent magnet synchronous motor extends in the vertical direction; the gear set is arranged in the box body and is connected with an output shaft of the permanent magnet synchronous motor; the gear at the tail end of the gear set is provided with a connecting rotating shaft which extends along the vertical direction and is used for connecting the door panel.

According to the utility model discloses switch door drive arrangement has following beneficial effect at least:

above switch door drive arrangement utilizes PMSM as the driving source, the transmission is realized to the cooperation gear train, the connection pivot drive door plant on the terminal gear of gear train rotates, because PMSM has the less characteristics of axial dimension, set up PMSM's output shaft to vertical upwards and cooperate the gear train to realize the transmission, then need not to realize the transmission with the horizontal and cooperation worm gear of output shaft, make switch door drive arrangement's volume less, and under the power failure state, can manually open the door plant, can not cause the card phenomenon of dying.

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

In some embodiments of the present invention, the box body is disposed inside the upper beam of the door frame, and the connecting shaft passes downward through the upper beam of the door frame and is connected to the upper beam of the door panel.

In some embodiments of the present invention, the door opening and closing driving device further comprises a door closing positioning mechanism connected between the lower beam of the door panel and the ground.

The utility model discloses an in some embodiments, close door positioning mechanism includes locating lever and elastic positioning element, be equipped with positioning groove on the locating lever, elastic positioning element be equipped with positioning groove assorted location portion, elastic positioning element can be relative the locating lever rotates so that location portion business turn over positioning groove.

The utility model discloses an in some embodiments, the fixed setting of locating lever upwards extends subaerial, the side of locating lever is equipped with cylinder portion, the side indent of cylinder portion forms positioning groove, elastic positioning element is including locating fixing base on the bottom end rail of door plant, the fixing base is connected with the sliding seat through the elastic component, location portion sets up for rotating the wheel that rolls on the sliding seat, the wheel that rolls can elasticity support and lean on cylinder portion perhaps positioning groove is last.

The utility model discloses an in some embodiments, place in the door closing positioning mechanism including the mounting box of the bottom end rail of door plant, elastic positioning element with the cylinder portion of locating lever all locates within the mounting box, seted up the confession on the bottom surface of mounting box the perforation that the locating lever wore to establish downwards.

In some embodiments of the present invention, the cross section of the lower portion of the connecting shaft is rectangular, the lower portion of the connecting shaft is connected with an anti-rotation connecting assembly, and the anti-rotation connecting assembly is fixedly connected to the door plate.

The utility model discloses an in some embodiments, prevent changeing coupling assembling include fixed connection and be in fixed connection seat on the door plant, the last open side's of being equipped with of fixed connection seat open slot, demountable installation has on the fixed connection seat and is used for the closure the open-ended connecting block of open slot, the connecting block with the open slot enclose jointly with connect the profile shape assorted of the lower part of pivot and prevent changeing the groove.

In some embodiments of the present invention, the two ends of the box body are respectively connected to a mounting plate for fixing to the inner wall of the upper beam of the door frame.

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 the door opening and closing driving device of the present invention applied to a door panel and a door frame;

FIG. 2 is an exploded view of an embodiment of the door opening and closing actuator of FIG. 1;

FIG. 3 is a schematic exterior view of one embodiment of the door closing positioning mechanism of the embodiment of FIG. 1;

fig. 4 is an exploded view of the embodiment of fig. 3.

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 and 2, the utility model discloses a switch door drive arrangement, include: a cartridge body 110; a permanent magnet synchronous motor 120 disposed inside the box body 110, an output shaft of the permanent magnet synchronous motor 120 extending in a vertical direction; a gear set 130 disposed inside the case 110 and coupled to an output shaft of the permanent magnet synchronous motor 120; the gear at the end of the gear set 130 is provided with a connecting rotating shaft 131 which extends along the vertical direction and is used for connecting the door panel 20. Above switch door drive arrangement utilizes PMSM 120 as the driving source, cooperation gear train 130 realizes the transmission, drive door plant 20 by the connection pivot 131 on the terminal gear of gear train 130 and rotate, because PMSM 120 has the less characteristics of axial dimension, set up PMSM 120's output shaft to vertical upwards and cooperate gear train 130 to realize the transmission, then need not to realize the transmission with the horizontal worm gear of cooperation of output shaft, make switch door drive arrangement's volume less, and under the power failure state, can manually open door plant 20, can not cause the card phenomenon of dying. In addition, the permanent magnet synchronous motor 120 has a larger output torque than a conventional motor due to the adoption of a rotor excitation mode, and can achieve the characteristics of low rotating speed and large torque.

Referring to fig. 1, in some embodiments of the present invention, the pmsm 120 is connected to a controller 140 for controlling the rotation angle and the rotation speed thereof. The controller 140 controls the angle of rotation of the permanent magnet synchronous motor 120 to control the angle of opening or closing the door panel 20, and the controller 140 controls the speed of rotation of the permanent magnet synchronous motor 120 to control the speed of opening or closing the door panel 20. In general, when the controller 140 controls the door panel 20 to open, the permanent magnet synchronous motor 120 is firstly rotated slowly, the door panel 20 is then opened slowly, and then the permanent magnet synchronous motor 120 is rotated at an accelerated speed, in the process, the door panel 20 is opened rapidly, when the door panel 20 is opened to a position near a set angle, the controller 140 controls the permanent magnet synchronous motor 120 to rotate slowly, and the door panel 20 is opened to the set angle position slowly; similarly, when the controller 140 controls the door panel 20 to close, the permanent magnet synchronous motor 120 is first slowly rotated, the door panel 20 is then slowly closed, and then the permanent magnet synchronous motor 120 is accelerated to rotate, in this 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 140 controls the permanent magnet synchronous motor 120 to slowly rotate, and the door panel 20 is slowly closed to the set position.

Referring to fig. 2, in some embodiments of the present invention, the box body 110 is disposed inside the upper beam 11 of the door frame 10, so as to achieve an aesthetic effect and protect the components inside the box body 110, the connecting shaft 131 downwardly passes through the upper beam 11 of the door frame 10 and is connected to the upper beam 21 of the door panel 20, and the connecting shaft 131 serves as a pivot shaft between the door panel 20 and the door frame 10.

Referring to fig. 1, 3 and 4, in order to prevent the door panel 20 from being stably closed and reduce wear on the gear set 130, the opening and closing door driving apparatus further includes a closing door positioning mechanism 200 connected between the lower cross member 22 of the door panel 20 and the ground.

In some embodiments of the present invention, the door closing positioning mechanism 200 includes a positioning rod 210 and an elastic positioning element 220, a positioning groove 211 is disposed on the positioning rod 210, the elastic positioning element 220 is disposed on the positioning groove 211, the elastic positioning element 220 is disposed on the positioning rod 210, and the positioning groove 211 is disposed on the positioning groove 221. One of the positioning rod 210 and the elastic positioning member 220 is disposed on the door panel 20, and the other is disposed on the ground. Of course, in other embodiments, the closing door positioning mechanism 200 may be replaced by the following technical solution: the bottom of the door plate 20 is provided with a positioning hole, a sinking groove is formed in the ground, a positioning pin which can stretch up and down is arranged in the sinking groove, and the positioning pin is inserted into the positioning hole to position the door plate 20 after the door is closed.

Referring to fig. 4, in some embodiments of the present invention, the positioning rod 210 is fixedly disposed on the ground and extends upward, a cylindrical portion 212 is disposed on a side surface of the positioning rod 210, the positioning groove 211 is formed by recessing the side surface of the cylindrical portion 212, the elastic positioning element 220 includes a fixing seat 222 disposed on the lower beam 22 of the door panel 20, the fixing seat 222 is connected to a movable seat 223 through an elastic element 224, the positioning portion 221 is a rolling wheel rotatably disposed on the movable seat 223, and the rolling wheel can elastically abut against the cylindrical portion 212 or the positioning groove 211. In this embodiment, the elastic member 224 is a compression spring, the compression spring drives the rolling wheel on the movable seat 223 to move towards the cylindrical portion 212, when the door panel 20 is in the closed state, the positioning groove 211 faces the rolling wheel, so as to achieve positioning, and during the closing process of the door panel 20, the rolling wheel abuts against the cylindrical portion 212 and moves around the circumferential side wall of the cylindrical portion 212, until the door panel 20 is closed in place, the rolling wheel enters the positioning groove 211.

Referring to fig. 3 and 4, in some embodiments of the present invention, in order to reduce the possibility of erosion of the components of the door closing positioning mechanism 200, the door closing positioning mechanism 200 includes a mounting box 230 embedded in the lower beam 22 of the door panel 20, the elastic positioning element 220 and the cylindrical portion 212 of the positioning rod 210 are both disposed in the mounting box 230, and a through hole 231 for the positioning rod 210 to penetrate downward is disposed on the bottom surface of the mounting box 230.

Referring to fig. 2, in some embodiments of the present invention, the cross-section of the lower portion of the connecting shaft 131 is rectangular, and the lower portion of the connecting shaft 131 is connected to an anti-rotation connecting assembly 150, and the anti-rotation connecting assembly 150 is fixedly connected to the door panel 20. When the door panel 20 rotates relative to the door frame 10, the rotation-preventing connecting assembly 150 is relatively fixed to the connecting rotating shaft 131, so that the stability of the door panel 20 driven by the door opening and closing driving device is improved.

Referring to fig. 2, in some embodiments of the present invention, the anti-rotation connection assembly 150 includes a fixed connection base 151 fixedly connected to the door panel 20, an open slot 152 is formed on the fixed connection base 151, a connection block 153 detachably mounted on the fixed connection base 151 for closing an opening of the open slot 152, the connection block 153 and the open slot 152 together form an anti-rotation slot matched with a contour shape of a lower portion of the connection rotation shaft 131, that is, the anti-rotation slot is also rectangular. The rotation-preventing connection assembly 150 of the above structure facilitates the installation and detachment of the connection shaft 131, and in this embodiment, the connection block 153 and the fixed connection seat 151 are fastened by screws.

The utility model discloses an in some embodiments, for the convenience of box body 110 the installation fixed, the both ends of box body 110 are connected with a mounting panel 111 that is used for fixing the inner wall at the upper beam 11 of door frame 10 respectively, and it is fixed to weld between the upper beam 11 of mounting panel 111 and door frame 10, and the both ends of box body 110 are equipped with a side ear respectively, have seted up threaded through hole on the side ear, link to each other through threaded fastener between side ear and the mounting panel 111.

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. A door opening and closing drive device, comprising:

a cartridge body (110);

the permanent magnet synchronous motor (120) is arranged inside the box body (110), and an output shaft of the permanent magnet synchronous motor (120) extends in the vertical direction;

the gear set (130) is arranged inside the box body (110) and is connected with an output shaft of the permanent magnet synchronous motor (120);

and a connecting rotating shaft (131) which extends along the vertical direction and is used for connecting the door panel (20) is arranged on the gear at the tail end of the gear set (130).

2. A door opening and closing driving device as claimed in claim 1, wherein:

the permanent magnet synchronous motor (120) is connected with a controller (140) for controlling the rotation angle and the rotation speed.

3. A door opening and closing driving device as claimed in claim 1, wherein:

the box body (110) is arranged in an upper beam (11) of the door frame (10), and the connecting rotating shaft (131) downwards penetrates through the upper beam (11) of the door frame (10) and is connected with an upper beam (21) of the door panel (20).

4. A door opening and closing driving device as claimed in claim 1 or 3, wherein:

the door opening and closing driving device further comprises a door closing positioning mechanism (200) connected between the lower cross beam (22) of the door panel (20) and the ground.

5. A door opening and closing driving device as claimed in claim 4, wherein:

the door closing positioning mechanism (200) comprises a positioning rod (210) and an elastic positioning piece (220), a positioning groove (211) is formed in the positioning rod (210), a positioning portion (221) matched with the positioning groove (211) is arranged on the elastic positioning piece (220), and the elastic positioning piece (220) can rotate relative to the positioning rod (210) to enable the positioning portion (221) to pass in and out the positioning groove (211).

6. A door opening and closing driving device as claimed in claim 5, wherein:

the utility model discloses a door plant, including locating lever (210), elastic positioning element (220), fixing base (222), location recess (211), location portion (221) are for rotating the setting and are in the wheel that rolls on activity base (223), the wheel that rolls can elasticity support and lean on in cylinder portion (212) perhaps on location recess (211).

7. A door opening and closing driving device as claimed in claim 5, wherein:

the door closing positioning mechanism (200) comprises a mounting box (230) arranged in a lower cross beam (22) of the door panel (20), the elastic positioning piece (220) and a cylindrical part (212) of the positioning rod (210) are arranged in the mounting box (230), and a through hole (231) for the positioning rod (210) to penetrate downwards is formed in the bottom surface of the mounting box (230).

8. A door opening and closing driving device as claimed in claim 3, wherein:

the cross section of the lower part of the connecting rotating shaft (131) is rectangular, the lower part of the connecting rotating shaft (131) is connected with an anti-rotation connecting assembly (150), and the anti-rotation connecting assembly (150) is fixedly connected with the door panel (20).

9. A door opening and closing driving device as claimed in claim 8, wherein:

prevent changeing coupling assembling (150) including fixed connection seat (151) on door plant (20), be equipped with side open-ended open slot (152) on fixed connection seat (151), demountable installation is used for the closure on fixed connection seat (151) open-ended connecting block (153) of open slot (152), connecting block (153) with open slot (152) enclose jointly with the profile shape assorted that connects the lower part of pivot (131) prevents the groove.

10. A door opening and closing driving device as claimed in claim 3, wherein:

two ends of the box body (110) are respectively connected with a mounting plate (111) which is used for being fixed on the inner wall of the upper beam (11) of the door frame (10).