CN211573151U

CN211573151U - Automatic closing door system

Info

Publication number: CN211573151U
Application number: CN201922114667.5U
Authority: CN
Inventors: 陈尚伟
Original assignee: Suzhou Dajiang Purification Technology Co ltd
Current assignee: Suzhou Dajiang Purification Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-25
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to the field of automatic doors, and discloses an automatic closing door system, which comprises a door, a door frame and an automatic return device; the door frame comprises a top door frame and a side door frame; the door is arranged on the top door frame through an automatic return device; the automatic return device comprises a return part, a fixing part and a connecting column; the return part is arranged on the top door frame, and the fixed part is arranged on the door; the return part comprises a V-shaped plate and a return shaft; the fixing part comprises a U-shaped buckle; one end of the connecting column is fixed on the U-shaped buckle; the return shaft is orthogonal to the connecting column; the two ends of the return shaft are provided with rollers; the V-shaped plate is sleeved on the connecting column and can rotate around the connecting column; the V-shaped plate is positioned between the return shaft and the U-shaped buckle, and the opening direction of the V-shaped plate faces the return shaft; the automatic return device also comprises a return spring of which one end is arranged in the top door frame; the other end of the return spring is connected with a return shaft.

Description

Automatic closing door system

Technical Field

The utility model relates to an automatic door, in particular to automatic closed door system

Background

The access doors of supermarkets, hospitals and factories mostly adopt automatic closing doors with high degree of freedom, and the use requirements of opening and closing doors with high strength can be met. The automatic closing door is firm and durable, and can be automatically closed after external force on the door is removed, so that inconvenience caused by forgetting to close the door is reduced. The return parts of the return devices adopted by the existing automatic closing door are mostly arranged on the door plate, so that the appearance is attractive, the structure is complex, and when the door is opened beyond 90 degrees, the return devices are easily clamped at the current position, so that the door plate cannot automatically return, and the use is influenced; can smooth return after exceeding 90 degrees in order to guarantee to open the door, generally need set up the door plant slope for the door plant is out of plumb in ground when opening the door, utilizes the gravity of door plant to carry out the return, because the door plant slope sets up the influence pleasing to the eye.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide an automatic closed door system, the vertical setting of door plant, crack width is unanimous from top to bottom between door plant and the vertical door frame, and the door plant is opened any angle and all can self return.

The utility model provides a technical scheme that its technical problem adopted is: an automatic closing door system comprises a door, a door frame and an automatic return device; the door frame comprises a top door frame and a side door frame; the door is arranged on the top door frame through an automatic return device; the automatic return device comprises a return part, a fixing part and a connecting column; the return part is arranged on the top door frame, and the fixed part is arranged on the door; the return part comprises a V-shaped plate and a return shaft; the fixing part comprises a U-shaped buckle; one end of the connecting column is fixed on the U-shaped buckle; the return shaft is orthogonal to the connecting column; the two ends of the return shaft are provided with rollers; the V-shaped plate is sleeved on the connecting column and can rotate around the connecting column; the V-shaped plate is positioned between the return shaft and the U-shaped buckle, and the opening direction of the V-shaped plate faces the return shaft; the automatic return device also comprises a return spring of which one end is arranged in the top door frame; the other end of the return spring is connected with a return shaft. The U-shaped buckle of the fixing part is fixed on the door panel and rotates along with the door; the V-shaped plate is fixed on the top door frame and cannot move along with the rotation of the door; in an initial state, the door is in a closed state, the roller is trapped in the bending part of the V-shaped plate, and the outer surface of the roller is tangent to the surface of the bending part of the V-shaped plate; when the door is opened, the U-shaped buckle belt drives the return shaft to rotate, the roller rolls on the surface of the V-shaped plate and returns to the initial position under the action of gravity, and therefore the door is driven to be automatically closed; the return shaft is pulled by the return spring, so that the return shaft can always receive tension, the return shaft can always return to the bending part of the V-shaped plate, and the door can always return automatically. The return part is arranged on the top door frame, so that the exposed part of the return device can be reduced, and the integral attractiveness can be improved.

Further, the method comprises the following steps: the middle position of the horizontal part of the U-shaped buckle is provided with a through hole for the connecting column to pass through, and the vertical parts at the two sides of the U-shaped buckle are provided with U-shaped holes for installation. The U-shaped hole is convenient for adjusting the installation position, and the fault tolerance of the system is improved.

Further, the method comprises the following steps: and one end of the connecting column, which is far away from the return shaft, is connected with the U-shaped buckle.

Further, the method comprises the following steps: the bottom of the connecting column is connected with a welding plate; the welding plate is connected with the U-shaped buckle. The connecting column is connected with the U-shaped buckle through the welding plate, so that the connecting column rotates along with the door body.

Further, the method comprises the following steps: the V-shaped plate is provided with a plurality of mounting holes and passes through the mounting holes through bolts to be mounted on the door frame.

Further, the method comprises the following steps: and the return shaft is also provided with an anti-falling device for preventing the roller from falling off.

Further, the method comprises the following steps: the anti-falling device is a clamp spring or a pin shaft.

Further, the method comprises the following steps: and one end of the return shaft is provided with a spring buckle used for being connected with the return spring.

Further, the method comprises the following steps: and an anti-collision rubber plate is arranged on the door. The loading trolley can directly knock off the door body, and the anti-collision rubber plate plays the roles of buffering and protecting the door plate.

Drawings

FIG. 1 is a schematic view of an automatic return door system with the door open;

FIG. 2 is a schematic view of an automatic return door system with the door closed;

FIG. 3 is a schematic view of the return device in a door open state;

FIG. 4 is a schematic view of the return mechanism with the door closed;

fig. 5 is an exploded view of the return device.

Labeled as: 100. a door; 110. an anti-collision rubber plate; 200. an automatic return device; 210. a return spring; 220. a U-shaped buckle; 230. a V-shaped plate; 240. connecting columns; 241. welding the plate; 250. a return shaft; 251. a spring buckle; 252. a roller; 300. a top door frame; 310. side door frame.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 to 3, an automatic closing door system includes a door 100, a door frame, and an automatic return device 200; the door frame includes a top door frame 300 and a side door frame 310; the door 100 is installed on the top doorframe 300 through the self-returning device 200; the self-return device 200 includes a return portion, a fixing portion, and a connection post 240; the return portion is installed on the top door frame 300, and the fixing portion is installed on the door 100; the returning part includes a V-shaped plate 230 and a returning shaft 250; the fixing portion includes a U-shaped buckle 220; one end of the connecting column 240 is fixed on the U-shaped buckle 220; the return shaft 250 orthogonally penetrates the connecting column 240; two ends of the return shaft 250 are provided with rollers 252; the V-shaped plate 230 is sleeved on the connecting column 240 and can rotate around the connecting column 240; the V-shaped plate 230 is positioned between the return shaft 250 and the U-shaped buckle 220, and the opening direction of the V-shaped plate 230 faces the return shaft 250; the self-returning device 200 further includes a return spring 210 having one end disposed in the top doorframe 300; the other end of the return spring 210 is connected to a return shaft 250. The door 100 is vertically arranged, and the gap between the door 100 and the side door frame 310 is consistent up and down, so that the attractiveness of the automatic closing door system is improved.

The U-shaped buckle 220 of the fixing part is fixed on the door 100, and the U-shaped buckle 220 rotates along with the door 100; the V-shaped plate 230 is fixed to the top doorframe 300 and does not move with the rotation of the door 100; in an initial state, as shown in fig. 2, the door 100 is in a closed state, the roller 252 is trapped in the bent portion of the V-shaped plate 230, and the outer surface of the roller 252 is tangent to the surface of the bent portion of the V-shaped plate 230; when the door 100 is in an open state, as shown in fig. 1, the U-shaped buckle 220 drives the return shaft 250 to rotate, the roller 252 rolls on the surface of the V-shaped plate 230 and returns to the initial position under the action of gravity, so that the door 100 is driven to be automatically closed; the return spring 210 pulls the return shaft 250 such that the return shaft 250 is always under tension, and thus the return shaft 250 always returns to the bent portion of the V-shaped plate 230, so that the door 100 always returns automatically.

On the basis, as shown in fig. 3, a through hole for the connection column 240 to pass through is provided in the middle of the horizontal portion of the U-shaped buckle 220, and U-shaped holes for installation are provided in the vertical portions of both sides of the U-shaped buckle 220. The U-shaped buckle 220 is buckled on the door 100 and is reinforced through the U-shaped through hole, the reinforcing mode can be that self-tapping screws are directly screwed into the door 100 or through holes are formed in the door 100, and screws and nuts are respectively used on two sides of the U-shaped through hole for locking.

On the basis of the above, as shown in fig. 1, one end of the connecting column 240 far away from the return shaft 250 is connected with the U-shaped buckle 220.

On the basis, as shown in fig. 5, the bottom of the connecting column 240 is connected with a welding plate 241; the welding plate 241 is connected to the U-shaped buckle 220. The connecting column 240 and the U-shaped buckle 220 have various connecting modes, one end of the connecting column 240 can be directly welded on the U-shaped buckle 220, and the connecting column can also be fixed by a screw; in this example, the connecting column 240 is welded on a welding plate 241, and the welding plate 241 is connected to the U-shaped buckle 220 by a screw, so as to connect the connecting column 240 and the U-shaped buckle 220; this example adopts the mode that fix with screw and welding combined together to be connected spliced pole 240 with U type knot 220, both can guarantee firm in connection and be difficult not hard up, and convenient maintenance replacement part again.

On the basis, as shown in fig. 3, a plurality of mounting holes are formed in the V-shaped plate 230, and the V-shaped plate 230 is mounted on the top doorframe 300 by passing through the mounting holes through bolts.

In addition, as shown in fig. 3 and 4, the return shaft 250 is further provided with a falling prevention device for preventing the roller 252 from falling off.

On the basis, as shown in fig. 3 or fig. 4, the anti-falling device is a snap spring or a pin shaft. As shown in fig. 5, in this embodiment, the roller 252 is prevented from falling off by providing a snap spring groove and a snap spring at both ends of the return shaft 250. The roller 252 in this example is not easy to damage, so the circlip with small volume and good fitting performance is more suitable for the situation of this example.

On the above basis, as shown in fig. 3, one end of the return shaft 250 is provided with a spring catch 251 for connecting with the return spring 210.

In addition, as shown in fig. 1, the door 100 is provided with a crash rubber sheet 110.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An automatic closing door system comprising a door (100), a door frame and an automatic return (200); the door frame comprises a top door frame (300) and a side door frame (310); the method is characterized in that: the door (100) is mounted on the top door frame (300) through an automatic return device (200); the self-return device (200) comprises a return portion, a fixing portion and a connecting column (240); the return portion is mounted on a top door frame (300), and the fixed portion is mounted on a door (100); the return part comprises a V-shaped plate (230) and a return shaft (250); the fixing portion comprises a U-shaped buckle (220); one end of the connecting column (240) is fixed on the U-shaped buckle (220); the return shaft (250) is orthogonal to the connecting column (240); both ends of the return shaft (250) are provided with rollers (252); the V-shaped plate (230) is sleeved on the connecting column (240) and can rotate around the connecting column (240); the V-shaped plate (230) is positioned between the return shaft (250) and the U-shaped buckle (220), and the opening direction of the V-shaped plate (230) faces the return shaft (250); the automatic return device (200) also comprises a return spring (210) with one end arranged in the top door frame (300); the other end of the return spring (210) is connected with a return shaft (250).

2. An automatic closing door system as claimed in claim 1, wherein: the middle position of the horizontal part of the U-shaped buckle (220) is provided with a through hole for the connecting column (240) to pass through, and the vertical parts at the two sides of the U-shaped buckle (220) are provided with U-shaped holes for installation.

3. An automatic closing door system as claimed in claim 1, wherein: one end of the connecting column (240) far away from the return shaft (250) is connected with the U-shaped buckle (220).

4. An automatic closing door system as claimed in claim 3, wherein: the bottom of the connecting column (240) is connected with a welding plate (241); the welding plate (241) is connected with the U-shaped buckle (220).

5. An automatic closing door system as claimed in claim 1, wherein: the V-shaped plate (230) is provided with a plurality of mounting holes, and the V-shaped plate (230) passes through the mounting holes through bolts to be mounted on the top door frame (300).

6. An automatic closing door system as claimed in claim 1, wherein: the return shaft (250) is also provided with an anti-falling device for preventing the roller (252) from falling off.

7. An automatic closing door system as claimed in claim 6, wherein: the anti-falling device is a clamp spring or a pin shaft.

8. An automatic closing door system as claimed in claim 1, wherein: one end of the return shaft (250) is provided with a spring buckle (251) which is used for being connected with the return spring (210).

9. An automatic closing door system as claimed in claim 1, wherein: an anti-collision rubber plate (110) is arranged on the door (100).