CN111502472A - Intelligent vertical hinged door and automatic opening and closing device thereof - Google Patents

Abstract

The invention discloses an automatic opening and closing device for a vertical hinged door, which comprises a base, a driving device, a transmission assembly, a clamping assembly, a control unit and a communication unit, wherein the base is provided with a base seat; the base is provided with a guide groove extending in the horizontal direction; the driving device is arranged on the base and can move along the extending direction of the guide groove. When reforming transform current manual vertical hinged door, fix the base on the wall, be connected the card and hold the part and door leaf. The automatic opening and closing device provided by the invention can be used for conveniently realizing automatic door opening, automatic door closing and remote control of the vertical hinged door, has a simple structure and low cost, and provides great convenience for the reconstruction of old houses.

Description

Intelligent swing door and its automatic opening and closing device

technical field

The invention relates to the field of automatic doors, in particular to an intelligent swing door and an automatic opening and closing device thereof.

Background technique

Doors are an essential part of the construction industry, installed at the entrances and exits of buildings (or rooms) to connect or close specific spaces. In daily life, the more common doors include swing doors, sliding doors, revolving doors and rolling shutter doors. Among them, swing doors are the most common in buildings because of their simple structure, reliability and durability. Usually, a swing door includes a door frame, a door leaf, a hinge (hinge) and a lock; during installation, the door frame is fixed on the wall, one side of the door leaf is hinged with the door frame through the hinge, and the lock is installed on the other side of the door leaf; when opening the door, Unscrew the lock, and then push (or pull) the door leaf inward (or outward) to open the door; when closing the door, push (or pull) the door leaf in the direction of the door frame until it fits with the door frame, and then close the lock. In recent years, with the rapid development of communication technology, Internet technology and automation technology, people's pursuit of comfortable life and intelligent life has become increasingly intense. Reflected in the field of construction, doors with automatic opening and closing and remote control functions are increasingly sought after by the market. However, these doors with automatic opening and closing and remote control functions on the market often need to be installed during construction or house decoration. my country has a large number of houses that have been built (renovated), and they use swing doors that need to be manually opened and closed; how to realize intelligent and automatic economical, environmentally friendly and convenient on the basis of not destroying the existing swing doors Renovation is a technical problem that needs to be solved urgently.

SUMMARY OF THE INVENTION

In view of this, in order to overcome the above problems of the prior art, the present invention provides an automatic opening and closing device for a swing door and an intelligent swing door having the automatic opening and closing device.

As a first aspect, the present invention provides an automatic opening and closing device, the automatic opening and closing device includes a base, a driving device, a transmission assembly, a clamping assembly, a control unit and a communication unit; the base is provided with a horizontal extension the guide groove; the driving device is arranged on the base and can move along the extending direction of the guide groove;

The transmission assembly includes a first bracket, a second bracket, a third bracket and a hinge, the first bracket, the second bracket and the third bracket all have a first end and a second end; the first bracket of the first bracket The end is connected with the clamping component, the first end of the second bracket is hinged with the driving device, the first end of the third bracket is hinged with the base, the first bracket, the second bracket and the third bracket are hinged. The two ends are hinged through the hinge; the side of the base close to the third bracket is provided with a chute for avoiding the third bracket;

The communication unit is electrically connected with the control unit, and the control unit is electrically connected with the driving device for controlling the movement of the driving device; the clamping component is provided with a connecting structure for connecting with the door leaf.

Preferably, the driving device includes a base body, a motor and an external gear, the motor and the external gear are arranged on the base body; the guide groove is provided with a rack that meshes with the external gear, and the base is provided with a rack A partition plate, the motor is installed on the partition plate, and the motor transmits power to the external gear through a belt transmission mechanism; the external gear is provided with a rim, and the rim cooperates with the rack wall to prevent The seat body moves axially.

Preferably, the base includes a bottom plate and a groove body, the groove body and the bottom plate are detachably connected, the guide groove is provided in the groove body, and the inclined groove is provided on the side of the groove body close to the third bracket.

Preferably, the side of the bottom plate facing the groove body is provided with a plurality of positioning holes, and the side of the groove body facing the bottom plate is provided with a plurality of protrusions matched with the plurality of positioning holes, and the shape of the protrusions is the same as that of the positioning holes. Positioning holes match.

Preferably, a dovetail groove is formed on the side of the bottom plate facing the groove body, the dovetail groove extends in a horizontal direction, and a protrusion matching the shape of the dovetail groove is provided on the side of the groove body facing the bottom plate.

Preferably, the groove body includes a first groove section, a second groove section and a third groove section, and the ends of the first groove section, the second groove section and the third groove section are sequentially connected by bolts.

Preferably, the tank body further includes a vertically arranged baffle, and the baffle is detachably and fixedly connected to the third slot segment.

Preferably, a limit screw is provided on the first groove segment and/or the baffle plate, and a limit switch is provided on the limit screw.

Preferably, the communication unit includes a Bluetooth module and a Wifi module.

Preferably, the clamping assembly includes a body, a hinge seat, a locking rod and a pressure plate, the hinge seat and the pressure plate are respectively fixed on two sides of the body, the locking rod and the pressure plate are connected by bolts, and the hinge seat and the first The bracket is hinged; alternatively, the clamping assembly includes a body, a hinge seat, a locking lever, a pressing plate and a rotating device, and the rotating device includes a casing, a steering gear, a first swing arm and a second swing arm, and the steering gear is provided with In the housing, the two ends of the first swing arm are hinged with the steering gear and the second swing arm respectively, the hinge seat and the housing are respectively fixed on both sides of the body, and the pressure plate is hinged with the second swing arm, so The locking rod and the pressing plate are connected by bolts, and the hinge seat is hinged with the first bracket.

Preferably, the first bracket includes an outer bracket and an inner bracket, the outer bracket is provided with a groove extending along its length direction, and the inner bracket is provided with a convex portion matching the groove; the outer bracket The upper part is provided with a plurality of bolt holes along its length direction, and the outer bracket and the inner bracket are fixedly connected by bolts.

The automatic opening and closing device proposed by the present invention includes a base, a driving device, a transmission component, a clamping component, a control unit and a communication unit; the base is provided with a guide groove extending in a horizontal direction; the driving device is arranged on the base and can move along the extending direction of the guide groove; the transmission assembly includes a first bracket, a second bracket, a third bracket and a hinge, and the first bracket, the second bracket and the third bracket all have a first bracket The first end of the first bracket is connected with the clamping component, the first end of the second bracket is hinged with the driving device, and the first end of the third bracket is hinged with the base, so The second ends of the first bracket, the second bracket and the third bracket are hinged through the hinge; the side of the base close to the third bracket is provided with a chute for avoiding the third bracket; the communication unit is connected to the The control unit is electrically connected, and the control unit is electrically connected with the driving device for controlling the movement of the driving device; the clamping component is provided with a connecting structure for connecting with the door leaf.

When rebuilding the existing manual swing door, the base is fixed on the wall, and the clamping part is connected to the door leaf; when opening the door, the user sends an instruction to the communication unit, the communication unit transmits the instruction to the control unit, and the control unit controls the control unit according to the instruction The driving device moves along the guide groove, and the driving device moves with the first bracket to the direction away from the door frame. Correspondingly, the transmission assembly transmits the pulling force to the door leaf and drives the door leaf away from the door frame, thereby completing the door opening; when the door is closed, the control unit controls the driving device Moving in the direction of the door frame, correspondingly, the transmission assembly drives the door leaf to move in the direction of the door frame, thereby completing the door closing. The automatic opening and closing device proposed by the present invention can conveniently realize automatic opening, automatic closing and remote control of the swing door, has a simple structure and low cost, and provides great convenience for the renovation of old houses.

As a second aspect, the present invention provides an intelligent swing door, comprising a door frame, a door leaf, a hinge, and the above-mentioned automatic opening and closing device, and the clamping component is connected to the door leaf.

The intelligent swing door proposed by the invention can conveniently realize automatic door opening, automatic door closing and remote operation, and has a simple structure and low cost.

Description of drawings

The accompanying drawings constituting a part of the present invention are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 is a schematic three-dimensional structural diagram of an automatic opening and closing device according to a first embodiment of the present invention;

Fig. 2 is the enlarged view of I place in Fig. 1;

FIG. 3 is a schematic three-dimensional structural diagram of the transmission assembly according to the first embodiment of the present invention;

4 is one of the schematic structural diagrams of the base according to the first embodiment of the present invention;

FIG. 5 is the second schematic diagram of the structure of the base according to the first embodiment of the present invention;

FIG. 6 is a schematic structural diagram of the driving device according to the first embodiment of the present invention;

FIG. 7 is a top view of the driving device shown in FIG. 6;

Figure 8 is a cross-sectional view along the A-A direction in Figure 7;

Fig. 9 is a sectional view in the direction B-B in Fig. 8;

FIG. 10 is a schematic structural diagram of the holding assembly according to the first embodiment of the present invention;

11 is a working principle diagram of the automatic opening and closing device according to the first embodiment of the present invention;

12 is a control flow chart of the automatic opening and closing device according to the first embodiment of the present invention;

13 is a schematic diagram of the installation of the automatic opening and closing device according to the first embodiment of the present invention;

FIG. 14 is a schematic diagram of the installation of the holding assembly according to the first embodiment of the present invention;

15 is a schematic diagram of the working process of the automatic opening and closing device according to the first embodiment of the present invention;

16 is a schematic structural diagram of a base according to a second embodiment of the present invention;

17 is a schematic structural diagram of a bottom plate according to a second embodiment of the present invention;

18 is a schematic structural diagram of the first groove section according to the second embodiment of the present invention;

19 is a schematic structural diagram of the second groove section of the second embodiment of the present invention;

20 is a schematic structural diagram of a base according to a third embodiment of the present invention;

21 is a schematic structural diagram of a bottom plate according to a third embodiment of the present invention;

22 is a schematic structural diagram of the first groove section of the third embodiment of the present invention;

23 is a schematic structural diagram of the second groove section of the third embodiment of the present invention;

24 is a schematic structural diagram of a first bracket according to a fourth embodiment of the present invention;

Figure 25 is an enlarged view at II in Figure 24;

FIG. 26 is a schematic diagram of the installation of the holding assembly according to the fifth embodiment of the present invention;

FIG. 27 is one of the schematic structural diagrams of the rotating device according to the fifth embodiment of the present invention;

FIG. 28 is the second schematic diagram of the structure of the rotating device according to the fifth embodiment of the present invention;

FIG. 29 is a schematic diagram of the working state of the rotating device according to the fifth embodiment of the present invention.

Description of reference numbers:

1—Base 2—Driver 3—Transmission assembly 4—Clamping assembly 5—Control unit

6—Communication unit 7—Door leaf 8—Wall 11—Guide groove 12—Pin shaft 13—Cover plate

14—Bottom plate 15—Limit switch 16—Locating screw 17—Chamfered groove 111—First groove segment

112—second groove segment 113—third groove segment 114—positioning hole 115—protrusion

116—Baffle plate 117—Dovetail groove 118—Limiting piece 21—Seat body 22—Motor

23—belt transmission mechanism 24—external gear 25—partition plate 26—wheel rim 31—first bracket

32—Second Bracket 33—Third Bracket 34—Hinge 311—Outer Bracket 312—Inner Bracket

41—Main body 42—Hinged seat 43—Lock lever 44—Pressing plate 45—Rotating device 451—Housing

452—Servo 453—First Swing Arm 454—Second Swing Arm 71—Handle

Detailed ways

In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present invention and the features in the embodiments may be combined with each other unless there is conflict. In the following description, many specific details are set forth in order to facilitate a full understanding of the present invention, and the described embodiments are only some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention.

In various embodiments of the present invention, in order to facilitate the description but not limit the present invention, the term "connection" used in the patent application description and claims of the present invention is not limited to physical or mechanical connections, but may include electrical connections. connection, whether direct or indirect. "Up", "Down", "Down", "Left", "Right", etc. are only used to indicate the relative positional relationship, and when the absolute position of the described object changes, the relative positional relationship also changes accordingly.

first embodiment

As shown in Figures 1 and 2, the automatic opening and closing device proposed in this embodiment includes a base 1, a driving device 2, a transmission assembly 3, a clamping assembly 4, a control unit 5 (not shown in the figure) and a communication unit 6 ( Not shown in the figure); the base 1 is provided with a horizontally extending guide groove 11 (as shown in Figures 4-5), and the driving device 2 is set on the base 1 and can move along the extending direction of the guide groove 11 ; The communication unit 6 is electrically connected with the control unit 5, and the control unit 5 is electrically connected with the drive device 2 for controlling the movement of the drive device 2.

As shown in FIGS. 1 and 3 , the transmission assembly 3 includes a first bracket 31 , a second bracket 32 , a third bracket 33 and a hinge 34 . The upper end of the first bracket 31 is hinged to the clamping assembly 4 , and the lower end of the second bracket 32 is connected to the clamping assembly 4 . The drive device 2 is hinged, the lower end of the third bracket 33 is hinged with the base 1, the lower end of the first bracket 31, the upper end of the second bracket 32 and the upper end of the third bracket 33 are hinged together through a hinge 34 (forming a composite hinge), the hinge 34 is preferably a damping hinge.

As shown in FIGS. 6 to 9 , the driving device 2 specifically includes a base body 21 , a motor 22 and an external gear 24 . A rack (not shown in the figures) that meshes with the external gear 24 is provided on the guide groove 11 . A partition plate 25 is provided, the motor 22 is installed on the partition plate 25, the external gear 24 is arranged on the base body 21 through the transmission shaft, and the motor 22 transmits power to the transmission shaft through the belt transmission mechanism 23, thereby driving the external gear 24 to rotate; in order to avoid Interference, the partition plate 25 is provided with a through hole, which is convenient for the arrangement of the transmission belt. In a preferred solution, the external gear 24 is provided with a wheel rim 26, and the wheel rim 26 cooperates with the rack wall surface to prevent the seat body 21 from moving axially.

As shown in FIGS. 4 and 5 , a chute 17 is provided on the right side of the base 1 to avoid the third bracket 33 to ensure that the third bracket 33 can be rotated at a larger angle without interfering with the base 1 . As shown in FIG. 4, the guide grooves 11 are arranged on the upper and lower sides of the base 1; as shown in FIG. structure.

As shown in FIG. 10 , the clamping assembly 4 includes a main body 41 , a hinged seat 42 , a locking rod 43 and a pressing plate 44 . The hinged seat 42 and the pressing plate 44 are respectively fixed on both sides of the main body 41 , the locking rod 43 is U-shaped, and the locking rod 43 It is connected with the pressing plate 44 by screwing; specifically, in this example, the end of the locking rod 43 is provided with a thread; The protruding end is fastened by a nut; as shown in FIG. 1 and FIG. 11 , the hinge seat 42 is hinged with the first bracket 31 .

As shown in Figure 13, when the manual swing door is modified, the base 1 is fixed on the wall 8 by bolts or double-sided tape, and the clamping assembly 4 is connected to the door leaf 7. Specifically: as shown in Figure 14, the door leaf 7 The upper handle 71 is clamped between the locking rod 43 and the pressing plate 44, and then the pressing plate 44 is locked by a nut. As shown in Figures 11 and 12, during remote control, the user sends an instruction to open or close the door to the communication unit 6 through the mobile phone, and the control unit 5 controls the drive device 2 to approach or move away from the door along the guide slot 11 according to the instruction of the communication unit 6. 7 direction of movement. Specifically, as shown in FIGS. 11 and 15 , when opening the door, the driving device 2 moves from right to left, pulling the second bracket 32 and the first bracket 31 to move left, correspondingly, the door leaf 7 rotates from the OA position to the OC position. When the door is closed, the driving device 2 pushes the second bracket 32 and the first bracket 31 to move from left to right, correspondingly, the door leaf 7 rotates from the OA position to the OC position to complete the door closing.

Obviously, the automatic opening and closing device can conveniently realize automatic opening, automatic closing and remote control of the swing door, and has a simple structure and low cost, which provides great convenience for the renovation of old houses.

Second Embodiment

Different from the first embodiment, as shown in FIGS. 16 to 19 , in this embodiment, the base 1 includes a bottom plate 14 , a groove body and a baffle plate 116 , the guide groove 11 is arranged in the groove body, and the groove body includes a first groove Section 111, second groove section 112 and third groove section 113, first groove section 111, second groove section 112 and third groove section 113 are sequentially arranged on the bottom plate 14 from right to left. The adjacent ends of the second groove section 112 and the third groove section 113 are provided with bolt holes, which are sequentially connected by bolts; the pin shaft 12 is arranged on the right end of the bottom plate 14, and the inclined slot 17 is arranged on the right end of the first groove section 111; the bottom plate 14 is provided with a plurality of positioning holes 114 on the side facing the groove body, and a plurality of protrusions 115 are provided on the side of the first groove section 111, the second groove section 112 and the third groove section 113 facing the bottom plate 14. The shape matches the positioning hole 114; the groove body and the bottom plate 14 are detachably connected through the cooperation of the positioning hole 114 and the protrusion 115;

The groove body of this embodiment is composed of a first groove section 111, a second groove section 112 and a third groove section 113. The length of the guide groove 11 (ie, the stroke of the driving device 2) can be freely combined and easily adjusted to adapt to different environment of use.

In order to further adjust the stroke of the driving device 2, as shown in FIG. 16, positioning screws 16 are respectively provided at both ends of the groove body. The positioning screws 16 are connected with the baffle plate 116 and the first groove section 111 through threads, and the positioning screws 16 extend into The length within the stroke range of the driving device 2 is adjustable; in order to ensure precise control, a travel switch 15 is provided at the end of the positioning screw 16, and the travel switch 15 is electrically connected to the control unit 5. When the driving device 2 encounters the travel switch 15, the control unit 5. Immediately control the drive device 2 to stop moving forward.

Third Embodiment

In order to infinitely adjust the stroke of the driving device 2 and improve the applicable adjustment range of the present invention, the difference from the second embodiment is that the bottom plate 14 and the groove body are no longer connected through the positioning holes 114; as shown in FIGS. 20 to 23, this In the embodiment, the top surface of the bottom plate 14 is provided with a dovetail groove 117, the dovetail groove 117 extends in the horizontal direction, and the bottom surface of the groove body is provided with a protrusion 115 that matches the shape of the dovetail groove 117; in order to fix the groove body on the dovetail groove 117, A limiting member 118 is provided between the groove body and the bottom plate 14, and the limiting member 118 may be a screw or a clamping block.

Fourth Embodiment

Different from the first embodiment, in this embodiment, the length of the first bracket 31 can be adjusted as required, which further improves the applicable adjustment range of the present invention, so that the present invention can be flexibly installed in different applications; as shown in Figure 24 and 25, the first bracket 31 includes an outer bracket 311 and an inner bracket 312, the outer bracket 311 is provided with a groove extending in the length direction, and the inner bracket 312 is provided with a convex portion matching the groove; A plurality of bolt holes are provided along the length direction, and the outer bracket 311 and the inner bracket 312 are fixedly connected by bolts. When a longer length of the first bracket 31 is required, the first bracket 31 and the second bracket 32 can be stretched to a predetermined length, and then their relative positions can be fixed by bolts.

In order to keep the lengths of the first bracket 31 , the second bracket 32 and the third bracket 33 suitable, the second bracket 32 and the third bracket 33 can also adopt a telescopic structure similar to the first bracket 31 according to the situation, which is convenient to adjust the length.

Fifth Embodiment

Different from the first embodiment, as shown in FIGS. 26 to 29 , in this embodiment, the clamping assembly 4 includes a main body 41 , a hinge seat 42 , a locking rod 43 , a pressing plate 44 and a rotating device 45 , and the rotating device 45 includes a shell The body 451, the steering gear 452, the first swing arm 453 and the second swing arm 454, the steering gear 452 is arranged in the casing 451, and the two ends of the first swing arm 453 are respectively hinged with the steering gear 452 and the second swing arm 454, The hinge seat 42 and the housing 451 are respectively fixed on both sides of the main body 41 , the pressure plate 44 is hinged with the second swing arm 454 , the locking rod 43 and the pressure plate 44 are fixedly connected by nuts, and the hinge seat 42 is hinged with the first bracket 31 .

The automatic opening and closing device of this structure is suitable for a swing door with a lock. When the user needs to open the door, the control unit 5 first controls the action of the steering gear 452, and the steering gear 452 drives the first swing arm 453 and the second swing arm 454 to move, and then drives The handle 71 of the door is rotated to open the door lock, and then the control unit 5 controls the movement of the driving device 2 to complete the door.

In the above embodiment, the communication unit 6 specifically includes a Bluetooth module and a Wifi module (Wireless-Fidelity, a local area network using the 802.11 standard protocol).

The automatic opening and closing device provided by the above embodiment has the following advantages when used for intelligent transformation of traditional swing doors:

1) The base 1 can be bonded to the wall 8 by double-sided tape to realize quick assembly and disassembly.

2) It can be conveniently connected with the handle 71 of the door leaf through the clamping assembly;

3) When a rotating device 45 is added to the holding assembly 4, it can be applied to a swing door with a door lock;

4) The length of the guide groove 11 is formed by splicing multiple groove segments, which can be adjusted as needed; and the first bracket 31, the second bracket 32 and the third bracket 33 can adopt a telescopic structure to ensure maximum applicability and installation Convenient.

5) The baffle plate 116 is detachably connected with the third groove section 113 to facilitate the installation of the drive device 2 .

Using the above automatic opening and closing device can realize the rapid assembly and disassembly of the device, avoid the scrapping of the original traditional doors and windows, save the cost of intelligent transformation of traditional doors and windows, and help improve the efficiency of intelligent transformation.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the present invention. within the scope of protection.

Claims (10)

1. An automatic opening and closing device, characterized in that it comprises a base (1), a driving device (2), a transmission assembly (3), a clamping assembly (4), a control unit (5) and a communication unit (6) ; The base (1) is provided with a guide groove (11) extending in a horizontal direction; the drive device (2) is arranged on the base (1) and can extend along the extending direction of the guide groove (11) move; The transmission assembly (3) comprises a first bracket (31), a second bracket (32), a third bracket (33) and a hinge (34), the first bracket (31), the second bracket (32) and the Each of the third brackets (33) has a first end and a second end; the first end of the first bracket (31) is connected to the clamping component (4), and the first end of the second bracket (32) is connected to the clamping assembly (4). The driving device (2) is hinged, the first end of the third bracket (33) is hinged with the base (1), the first bracket (31), the second bracket (32) and the third bracket (33) are hinged The second end is hinged by the hinge (34); the side of the base (1) close to the third bracket (33) is provided with a chute (17) for avoiding the third bracket (33); The communication unit (6) is electrically connected to the control unit (5), and the control unit (5) is electrically connected to the driving device (2) for controlling the movement of the driving device (2); the clamping assembly (4) A connecting structure is provided for connecting with the door leaf (7). 2 . The automatic opening and closing device according to claim 1 , wherein the driving device ( 2 ) comprises a base body ( 21 ), a motor ( 22 ) and an external gear ( 24 ), and the motor ( 22 ) and The external gear (24) is arranged on the seat body (21); the guide groove (11) is provided with a rack that meshes with the external gear (24), and a partition plate (25) is arranged in the seat body (21) ), the motor (22) is mounted on the partition plate (25), and the motor (22) transmits power to the external gear (24) through the belt transmission mechanism (23); the external gear (24) is provided with There is a wheel rim (26), and the wheel rim (26) cooperates with the rack wall surface to prevent the seat body (21) from moving axially. 3. The automatic opening and closing device according to claim 1, wherein the base (1) comprises a bottom plate (14) and a groove body, the groove body and the bottom plate (14) are detachably connected, and the guide plate (14) is detachably connected. The slot (11) is arranged in the slot body; the inclined slot (17) is arranged on the side of the slot body which is close to the third bracket (33). 4. The automatic opening and closing device according to claim 3, wherein a plurality of positioning holes (114) are provided on the side of the bottom plate (14) facing the groove body, and the groove body is facing the side of the bottom plate (14) A plurality of protrusions (115) matched with the plurality of positioning holes (114) are provided on the upper part, and the shapes of the protrusions (115) are matched with the positioning holes (114). 5. The automatic opening and closing device according to claim 3, characterized in that, a side of the bottom plate (14) facing the groove body is provided with a dovetail groove (117), and the dovetail groove (117) extends in a horizontal direction, A protrusion (115) matching the shape of the dovetail groove (117) is provided on the side of the groove body facing the bottom plate (14). 6. The automatic opening and closing device according to claim 4 or 5, wherein the groove body comprises a first groove section (111), a second groove section (112) and a third groove section (113), The ends of the first groove section (111), the second groove section (112) and the third groove section (113) are sequentially connected by bolts. 7. The automatic opening and closing device according to claim 6, wherein the groove body further comprises a baffle plate (116) arranged vertically, and the baffle plate (116) and the third groove segment (113) can be connected with each other. Remove the fixed connection. 8 . The automatic opening and closing device according to claim 7 , wherein a limit screw is provided on the first groove section ( 111 ) and/or the baffle plate ( 116 ), and a limit screw is provided on the limit screw. 9 . switch (15). 9. The automatic opening and closing device according to any one of claims 1-5, wherein the clamping assembly (4) comprises a main body (41), a hinge seat (42), a locking rod (43) and a pressing plate (44), the hinge seat (42) and the pressing plate (44) are respectively fixed on both sides of the main body (41), the locking rod (43) and the pressing plate (44) are connected by bolts, and the hinge seat (42) It is hinged with the first bracket (31); alternatively, the clamping assembly (4) includes a main body (41), a hinged seat (42), a locking rod (43), a pressing plate (44) and a rotating device (45). The rotating device (45) comprises a casing (451), a steering gear (452), a first swing arm (453) and a second swing arm (454), and the steering gear (452) is arranged in the casing (451), Two ends of the first swing arm (453) are respectively hinged with the steering gear (452) and the second swing arm (454), and the hinge seat (42) and the housing (451) are respectively fixed and arranged on the main body (41) On both sides, the pressing plate (44) is hinged with the second swing arm (454), the locking rod (43) is connected with the pressing plate (44) by bolts, and the hinge seat (42) is hinged with the first bracket (31) . 10. An intelligent swing door, comprising a door frame, a door leaf (7) and a hinge, characterized in that it also comprises the automatic opening and closing described in any one of claims 1, 2, 3, 4, 5, 7, and 8 The device, the clamping assembly (4) is connected with the door leaf (7).

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