CN209959077U

CN209959077U - Anti-pinch automatic door

Info

Publication number: CN209959077U
Application number: CN201920315686.1U
Authority: CN
Inventors: 邢宏罡
Original assignee: Dongguan Wanwei Automation Equipment Co Ltd
Current assignee: Dongguan Wanwei Automation Equipment Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-17
Anticipated expiration: 2029-03-13

Abstract

The utility model provides a prevent pressing from both sides automatically-controlled door, including the door frame, be equipped with an opening on the door frame, be equipped with an activity in door plant wherein in the opening, the opening upside is equipped with the drive arrangement along y axle direction, drive arrangement's output is connected with the pivot along x axle direction, the output of pivot is rotated and is connected with the belt, the opening both sides all are equipped with the guide rail along y axle direction, sliding connection has on the guide rail and prevents pressing from both sides the subassembly, prevent pressing from both sides subassembly upper end with belt fixed connection, the lower extreme with door plant fixed connection. The utility model discloses an anti-pinch automatic door, simple structure, the operation is stable, has higher security performance.

Description

Anti-pinch automatic door

Technical Field

The utility model relates to an automatically-controlled door technical field, concretely relates to prevent pressing from both sides automatically-controlled door.

Background

The automatic door is a door structure which can identify the action of a person approaching the door (or authorize some entering the door) as a door opening signal, open the door through a driving system, automatically close the door after the person leaves, and control the opening and closing processes. The automatic door is divided into: various automatic doors such as revolving doors, arc doors, sliding doors, emergency evacuation sliding doors, vertical hinged doors, folding doors, quick doors and the like are started to be used on buildings. When the automatic door in the prior art is automatically closed, if people leave in time, the automatic door is possibly clamped, and a large potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides an prevent pressing from both sides automatically-controlled door, simple structure, the operation is stable, has higher security performance.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides an prevent pressing from both sides automatically-controlled door, includes the door frame, be equipped with an opening on the door frame, be equipped with a activity in door plant wherein in the opening, the opening upside is equipped with the drive arrangement along y axle direction, drive arrangement's output is connected with the pivot along x axle direction, the output of pivot is rotated and is connected with the belt, the opening both sides all are equipped with the guide rail along y axle direction, sliding connection has on the guide rail and prevents pressing from both sides the subassembly, prevent pressing from both sides subassembly upper end with belt fixed connection, the lower extreme with door plant fixed connection.

Specifically, prevent pressing from both sides the subassembly including the apron, fix apron both ends and with two guide rail sliding connection's axle sleeve, fix two cylinder axles of apron lower extreme, fix on the door plant and overlap respectively and establish two the linear bearing in the cylinder axle outside, fix apron lower extreme middle part's micro-gap switch and be located two between the linear bearing and with the baffle that micro-gap switch is relative.

Specifically, n photoelectric sensors are further arranged on one side of the opening, n is an integer greater than or equal to 2, a shading area is arranged in the middle of each photoelectric sensor, a shading plate is connected to the edge of the cover plate, and the shading plate can penetrate through the shading area.

Specifically, n is 2, and the number of the photoelectric sensors is 2.

Specifically, the door plate is circular.

Specifically, the driving device is a linear speed reduction motor.

Specifically, the rotating shaft is close to one end of the belt and is connected with a gear, and the gear is an output end of the rotating shaft.

The utility model has the advantages that:

firstly, the anti-pinch device is added on the door plate of the automatic door, the micro switch sensitively senses the slight collision on the door plate and stops the door closing action in time to avoid pinching injury;

secondly, two photoelectric sensors are added, so that the stroke of the door panel can be accurately controlled;

and thirdly, the driving device is skillfully arranged on one side of the belt by adopting the matching of the driving device, the rotating shaft and the belt, so that the use of screw rod driving is avoided, and the length size of the door plate is reduced.

Drawings

Fig. 1 is a front view of the anti-pinch automatic door of the present invention.

Fig. 2 is a rear view of the anti-pinch automatic door of the present invention.

Fig. 3 is a three-dimensional structure diagram of the anti-pinch automatic door of the utility model.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is a schematic view of the first anti-pinch component of the present invention.

Fig. 6 is a schematic diagram of the anti-pinch device of the present invention.

The reference signs are: the anti-pinch device comprises a door frame 1, an opening 11, a door panel 2, a driving device 3, a rotating shaft 4, a gear 41, a belt 5, a guide rail 6, an anti-pinch component 7, a cover plate 71, a shaft sleeve 72, a cylindrical shaft 73, a linear bearing 74, a micro switch 75, a baffle 76, a photoelectric sensor 8, a shading area 81 and a shading plate 9.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

As shown in fig. 1-6:

the utility model provides an prevent pressing from both sides automatically-controlled door, including door frame 1, be equipped with an opening 11 on the door frame 1, be equipped with a activity in door plant 2 wherein in the

opening

11, 11 upsides in the opening are equipped with drive arrangement 3 along y axle direction, drive arrangement 3's output is connected with pivot 4 along x axle direction, the output of pivot 4 rotates and is connected with

belt

5, 11 both sides in the opening all are equipped with guide rail 6 along y axle direction, sliding connection has on guide rail 6 prevents pressing from both sides subassembly 7, prevent pressing from both sides 7 upper end and belt 5 fixed connection of subassembly, lower extreme and 2 fixed connection of door plant.

Preferably, the anti-pinch component 7 comprises a cover plate 71, shaft sleeves 72 fixed at two ends of the cover plate 71 and slidably connected with the two guide rails 6, two cylindrical shafts 73 fixed at the lower end of the cover plate 71, linear bearings 74 fixed on the door plate 2 and respectively sleeved outside the two cylindrical shafts 73, a micro switch 75 fixed at the middle part of the lower end of the cover plate 71, and a baffle 76 located between the two linear bearings 74 and opposite to the micro switch 75, wherein when a hand touches the door plate 2, the linear bearings 74 move along the cylindrical shafts 73, so that the cover plate 71 moves and drives the micro switch 75 to move, an action reed on the micro switch 75 collides with the baffle 76 to generate instantaneous action, so that a movable contact at the tail end of the action reed is quickly connected with or disconnected from a fixed contact, and according to the signal, a person in the opening 11 can be judged, so that the driving device 3 stops rotating or reversely rotates to avoid pinching, has higher safety performance.

Preferably, 2 photoelectric sensors 8 are further arranged on one side of the opening 11, a shading area 81 is arranged in the middle of each photoelectric sensor 8, a shading plate 9 is connected to the edge of the cover plate 71, the shading plate 9 can pass through the shading area 81, and when the shading plate 9 moves to the shading area 81, the photoelectric sensor 8 at the position cannot receive the light signal sent by the shading plate 9, so that the position of the door panel 2 on one side of the photoelectric sensor 8 can be judged.

Preferably, the door panel 2 is circular.

Preferably, the drive means 3 is a linear reduction motor.

Preferably, one end of the rotating shaft 4 close to the belt 5 is connected with a gear 41, and the gear 41 is an output end of the rotating shaft 4.

The above examples only represent 1 embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an prevent pressing from both sides automatically-controlled door, includes door frame (1), be equipped with one opening (11) on door frame (1), be equipped with one in opening (11) and move about in door plant (2) wherein, a serial communication port, opening (11) upside is equipped with drive arrangement (3) along y axle direction, the output of drive arrangement (3) is connected with pivot (4) along x axle direction, the output of pivot (4) is rotated and is connected with belt (5), opening (11) both sides all are equipped with guide rail (6) along y axle direction, sliding connection has on guide rail (6) prevents pressing from both sides subassembly (7), prevent pressing from both sides subassembly (7) upper end with belt (5) fixed connection, the lower extreme with door plant (2) fixed connection.

2. The anti-pinch automatic door according to claim 1, characterized in that the anti-pinch component (7) comprises a cover plate (71), shaft sleeves (72) fixed at two ends of the cover plate (71) and slidably connected with the two guide rails (6), two cylindrical shafts (73) fixed at the lower end of the cover plate (71), linear bearings (74) fixed on the door plate (2) and respectively sleeved on the two outer sides of the cylindrical shafts (73), a microswitch (75) fixed at the middle part of the lower end of the cover plate (71), and a baffle plate (76) located between the two linear bearings (74) and opposite to the microswitch (75).

3. The anti-pinch automatic door according to claim 2, characterized in that n photoelectric sensors (8) are further arranged on one side of the opening (11), n is an integer greater than or equal to 2, a shading area (81) is arranged in the middle of each photoelectric sensor (8), a shading plate (9) is connected to the edge of the cover plate (71), and the shading plate (9) can penetrate through the shading area (81).

4. Anti-pinch automatic door according to claim 3, characterized in that n is 2 and the number of said photoelectric sensors (8) is 2.

5. Anti-pinch automatic door according to claim 1, characterized in that the door panel (2) is circular.

6. Anti-pinch automatic door according to claim 1, characterized in that the drive (3) is a linear gear motor.

7. Anti-pinch automatic door according to claim 1, characterized in that one end of the rotating shaft (4) close to the belt (5) is connected with a gear (41), and the gear (41) is an output end of the rotating shaft (4).