CN218522594U

CN218522594U - Automatic safety protection system for roller shutter door

Info

Publication number: CN218522594U
Application number: CN202222407049.1U
Authority: CN
Inventors: 袁伟; 王雯淇; 文泽宁; 刘晋鹏; 吴玥; 潘皓晨; 赵浩博; 赵甘临; 陶然; 莫晓玲; 赵彬; 张国彬
Original assignee: China Railway Design Corp
Current assignee: China Railway Design Corp
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-02-24
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses an automatic safety protection system for rolling slats door relates to rolling slats door technical field, including the door frame and the door body, door frame top side is equipped with the radar sensor, and door frame top side still is equipped with audible-visual annunciator, and the door frame left and right sides is equipped with photoelectric sensor, and photoelectric sensor is located between the radar sensor and the door body, and door body bottom is equipped with the protection piece, and protection piece bottom equidistance is equipped with triggers the board, triggers to be equipped with the trigger unit between board and the protection piece, and protection piece bottom still symmetry is equipped with the bolster, is equipped with electromagnet on the protection piece. The utility model can immediately send the touch signal to the background controller through the trigger unit after the trigger plate at the lower end of the door body contacts people or objects, so that the door body stops immediately; when the background controller receives a touch signal sent by the trigger plate through the trigger unit, the locking state of the buffer piece can be released through the electromagnetic chuck, and the buffer piece can be abutted against the door frame at the moment, so that the stability of the door body in emergency stop is further improved.

Description

Automatic safety protection system for roller shutter door

Technical Field

The utility model relates to a rolling slats door technical field specifically is an automatic safety protection system for rolling slats door.

Background

When the subway starts to operate in the morning, the rolling door needs to be opened by a manual button when a subway duty worker walks to the position of the rolling door of each entrance and exit in the station, and the rolling door is manually closed after the subway is stopped at night.

The air bag type safety protection system for the electric rolling door disclosed by the publication number CN205532204U comprises the electric rolling door, a rolling door motor and a remote controller; the bottom of the electric rolling door is provided with an air bag, and the air bag is provided with an air bag inductive switch which is matched with a rolling door motor to rebound the electric rolling door. The utility model utilizes the safety air bag arranged at the bottom of the electric rolling door, and can automatically rebound and rise when the electric rolling door meets weak resistance of people, objects and the like; the air bag inductive switch arranged on the safety air bag is utilized to solve the defect that the electric rolling door cannot rebound when being blocked, thereby effectively avoiding casualties of personnel and property loss.

However, in the actual use process, the safety airbag is easy to deform, the accuracy of the protection device is affected, and meanwhile, the safety airbag is easy to damage, so that internal gas leakage is caused, and the stability of the protection device is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the automatic safety protection system for the rolling door is provided to solve the problems that the safety air bag is easy to damage and influences the stability and the accuracy of a protection device in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic safety protection system for rolling slats door, including the door frame and the door body, door frame top side is equipped with the radar sensor, door frame top side still is equipped with audible-visual annunciator, the door frame left and right sides is equipped with photoelectric sensor, photoelectric sensor is located the radar sensor with between the door body, door body bottom is equipped with the protection piece, protection piece bottom equidistance is equipped with triggers the board, trigger the board with be equipped with the trigger unit between the protection piece, trigger the unit and be in when triggering the board and touch the object, send touch signal to the backstage controller, protection piece bottom still symmetry is equipped with the bolster, be equipped with electromagnet on the protection piece, electromagnet be used for with the bolster pins.

Preferably, the bottom of the protection part is provided with a protection groove, and the trigger plate is equidistantly arranged at the opening of the protection groove.

Preferably, the trigger unit comprises a connecting plate, one end of the connecting plate is hinged to the trigger plate, and the other end of the connecting plate is hinged to the inner wall of the protective groove.

Preferably, the trigger unit further comprises a connecting spring and a pressure sensor, the connecting spring is symmetrically arranged on the trigger plate, the pressure sensor is arranged on the inner wall of the protective groove, and the pressure sensor is connected with the other end of the connecting spring.

Preferably, the trigger unit further comprises a connection cloth, the connection cloth is arranged at an opening of the protective groove, and the connection cloth is connected with the trigger plate.

Preferably, the bolster includes telescopic link and rod cover, the protection piece bottom symmetry is equipped with the dashpot, the dashpot is located the left and right sides of dashpot, telescopic link one end with the inner wall of dashpot rotates to be connected, the rod cover activity cup joint in the telescopic link other end.

Preferably, a support plate is arranged on a port of the telescopic rod, which is positioned inside the rod sleeve, and a support spring is arranged between the support plate and the inner wall of the rod sleeve.

Preferably, the rod sleeve is further provided with a rubber head.

Preferably, the inner wall of the buffer groove is provided with a limiting block, and the limiting block is positioned at the bottom of the telescopic rod.

Preferably, the sucking disc department of electromagnet is equipped with the fixture block, be equipped with on the rod cover with fixture block assorted draw-in groove.

Compared with the prior art, the above one or more technical schemes have the following beneficial effects:

the utility model discloses a radar inductor, audible-visual annunciator and radar inductor constitute by far and near triple protection detection, ensure in the process of the lift door body, can effectively ensure personnel's safety, the door body is after the trigger plate that is located door body lower extreme touches personnel or object simultaneously, can send the touch signal to the background controller through the trigger unit immediately, make the door body stop at once;

when the background controller receives a touch signal sent by the trigger plate through the trigger unit, the locking state of the buffer piece can be released through the electromagnetic chuck, and the buffer piece can be abutted against the door frame at the moment, so that the stability of the door body in emergency stop is further improved.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.

In the drawings:

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the connection structure of the trigger plate and the connection cloth of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the electromagnetic chuck latching buffer of the present invention;

fig. 5 is a schematic view of the sectional structure of the electromagnetic chuck unlocked buffer of the present invention.

In the figure:

1. a door frame; 2. a door body; 3. a radar sensor; 4. an audible and visual alarm; 5. a photoelectric sensor; 6. a guard; 61. a protective bath; 62. a buffer tank; 7. a trigger plate; 8. a buffer member; 9. an electromagnetic chuck; 91. a clamping block; 92. a card slot; 10. a connecting plate; 11. a connecting spring; 12. a pressure sensor; 13. connecting cloth; 14. a telescopic rod; 15. a rod sleeve; 16. a support plate; 17. a support spring; 18. a rubber head; 19. and a limiting block.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Please refer to fig. 1 to 5, the utility model provides an automatic safety protection system for rolling slats door, including door frame 1 and the

door body

2, 1 top sides of door frame are equipped with radar sensor 3, 1 top sides of door frame still are equipped with audible-visual annunciator 4, 1 left and right sides of door frame is equipped with photoelectric sensor 5, photoelectric sensor 5 is located between radar sensor 3 and the

door body

2, 2 bottoms of the door body are equipped with

protection piece

6, 6 bottoms equidistance of protection piece are equipped with trigger plate 7, be equipped with trigger unit between trigger plate 7 and the protection piece 6, trigger unit is when trigger plate 7 touches the object, send touch signal to background controller, 6 bottoms of protection piece still symmetry are equipped with bolster 8, be equipped with electromagnet 9 on the protection piece 6, electromagnet 9 is used for pinning bolster 8.

The radar sensor 3, the audible and visual alarm 4 and the radar sensor 3 form triple protection detection from far to near, so that the safety of personnel can be effectively guaranteed in the process of lifting the door body 2, specifically, in the process of controlling the door body 2 to descend, if personnel or objects approach the door body 2, when the personnel or objects enter the detection range of the radar sensor 3, the radar sensor 3 can send an alarm signal to the background controller, and meanwhile, the background controller controls the background controller to send an alarm prompt tone; if the personnel or the object continuously approaches the door body 2, the radar sensor 3 and the background controller immediately stop the door body 2 from descending; if radar sensor 3 breaks down or other reasons themselves, lead to not detecting the target, people or object have been touched to the door body 2 when descending, and trigger plate 7 that is located the door body 2 lower extreme can be immediately through trigger unit with touch signal transmission to background controller after touching people or object, make door body 2 stop at once.

In order to further prevent the problem that the door body 2 cannot be stopped emergently when a person or an article intrudes, when the background controller receives a touch signal sent by the trigger plate 7 through the trigger unit, the electromagnetic chuck 9 releases the locking state of the buffer member 8, and the buffer member 8 abuts against the door frame 1 at this time, thereby further increasing the stability of the door body 2 when the door body stops emergently.

As shown in fig. 1, 2 and 3, a protection groove 61 is arranged at the bottom of the protection part 6, the trigger plate 7 is equidistantly arranged at an opening of the protection groove 61, the trigger unit comprises a connecting plate 10, a connecting spring 11, a pressure sensor 12 and a connecting cloth 13, one end of the connecting plate 10 is hinged to the trigger plate 7, the other end of the connecting plate 10 is hinged to the inner wall of the protection groove 61, the connecting spring 11 is symmetrically arranged on the trigger plate 7, the pressure sensor 12 is arranged on the inner wall of the protection groove 61, the pressure sensor 12 is connected with the other end of the connecting spring 11, the connecting cloth 13 is arranged at the opening of the protection groove 61, and the connecting cloth 13 is connected with the trigger plate 7, so that the trigger plate 7 is forced to move towards the pressure sensor 12 after contacting with people or objects, and the trigger plate 7 can turn over around the connecting position with the connecting plate 10 as an axis due to the supporting force of the connecting plate 10, and simultaneously transmits the acting force to the pressure sensor 12 through the connecting spring 11, and at this time, the pressure sensor 12 can transmit a touch signal to the background controller, and the door body 2 is stopped.

Further, the structure that trigger plate 7 that the equidistance set up and connection cloth 13 are connected, compare in whole setting touch the clockwork spring and need whole activity to trigger when the atress, not only can effectual increase pressure sensor 12 detect the accuracy nature, the single trigger plate 7 that touches personnel or object promptly can trigger pressure sensor 12 when the atress, single trigger plate 7 reacts fast and accurately when the atress simultaneously, its power that triggers pressure sensor 12 is far less than the clockwork spring that touches of whole setting, can be after trigger plate 7 contacts personnel or object, the injury that effectual reduction caused personnel or object.

As shown in fig. 1, fig. 4 and fig. 5, the buffer member 8 includes a telescopic rod 14 and a rod sleeve 15, the protection member 6 is symmetrically provided with buffer grooves 62 at the bottom, the buffer grooves 62 are located at the left and right sides of the protection groove 61, one end of the telescopic rod 14 is rotatably connected with the inner wall of the buffer groove 62, the rod sleeve 15 is movably sleeved at the other end of the telescopic rod 14, the telescopic rod 14 is located at the port inside the rod sleeve 15 and is provided with a support plate 16, a support spring 17 is arranged between the inner wall of the support plate 16 and the rod sleeve 15, the rod sleeve 15 is further provided with a rubber head 18, the inner wall of the buffer groove 62 is provided with a limit block 19, the limit block 19 is located at the bottom of the telescopic rod 14, the suction cup of the electromagnetic suction cup 9 is provided with a clamping block 91, and the rod sleeve 15 is provided with a clamping groove 92 matched with the clamping block 91.

Specifically, as shown in fig. 4, the electromagnetic chuck 9 locks the buffer member 8, when the background controller receives a touch signal sent by the trigger plate 7 through the trigger unit, the locking state of the buffer member 8 is released through the electromagnetic chuck 9, as shown in fig. 5, the telescopic rod 14 is turned over by taking the rotational connection with the inner wall of the buffer slot 62 as an axis under the action of gravity and inertia, the rod sleeve 15 is turned over at this time, and after the fixture block 91 is separated from the slot 92, the rod sleeve 15 moves to the direction away from the telescopic rod 14 under the elastic action of the supporting spring 17 until the rubber head 18 abuts against the door frame 1, at this time, the door 2 is stopped by the friction between the rubber head 18 and the door frame 1, and the stability of the door 2 in emergency stop can be further increased.

After the emergency event is processed, the extended rod sleeve 15 is manually pressed towards the telescopic rod 14, the supporting spring 17 stores force due to compression, then the rod sleeve 15 and the telescopic rod 14 are rotated to the inside of the buffer groove 62, the clamping block 91 is connected with the clamping groove 92, and then the electromagnetic chuck 9 is started to lock the rod sleeve 15.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and for those skilled in the art, the present invention may have various modifications and variations, it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. A automatic safety protection system for rolling slats door, including door frame (1) and door body (2), its characterized in that: door frame (1) top side is equipped with radar sensor (3), door frame (1) top side still is equipped with audible-visual annunciator (4), the door frame (1) left and right sides is equipped with photoelectric sensor (5), photoelectric sensor (5) are located radar sensor (3) with between the door body (2), the door body (2) bottom is equipped with protection piece (6), protection piece (6) bottom equidistance is equipped with trigger plate (7), trigger plate (7) with be equipped with the trigger unit between protection piece (6), the trigger unit is in when triggering plate (7) and touch the object, send touch signal to backstage controller, protection piece (6) bottom still symmetry is equipped with bolster (8), be equipped with electromagnetic chuck (9) on protection piece (6), electromagnetic chuck (9) are used for with bolster (8) pin.

2. The automatic safety shield system for a rolling door as claimed in claim 1, wherein: the protection piece (6) bottom is equipped with protection groove (61), trigger plate (7) equidistance is located the opening part of protection groove (61).

3. The automatic safety shield system for a rolling door as claimed in claim 2, wherein: the trigger unit comprises a connecting plate (10), one end of the connecting plate (10) is hinged to the trigger plate (7), and the other end of the connecting plate (10) is hinged to the inner wall of the protective groove (61).

4. The automatic safety shield system for a rolling door as claimed in claim 3, wherein: the trigger unit further comprises a connecting spring (11) and a pressure sensor (12), the connecting spring (11) is symmetrically arranged on the trigger plate (7), the pressure sensor (12) is arranged on the inner wall of the protective groove (61), and the pressure sensor (12) is connected with the other end of the connecting spring (11).

5. The automatic safety shield system for a rolling door as claimed in claim 4, wherein: the trigger unit further comprises connecting cloth (13), the connecting cloth (13) is arranged at an opening of the protective groove (61), and the connecting cloth (13) is connected with the trigger plate (7).

6. The automatic safety shield system for a rolling door as claimed in claim 5, wherein: bolster (8) include telescopic link (14) and rod cover (15), protection piece (6) bottom symmetry is equipped with dashpot (62), dashpot (62) are located the left and right sides of guard groove (61), telescopic link (14) one end with the inner wall of dashpot (62) rotates to be connected, rod cover (15) activity cup joint in telescopic link (14) other end.

7. The automatic safety shield system for a rolling door as claimed in claim 6, wherein: the telescopic rod (14) is positioned on a port inside the rod sleeve (15) and is provided with a supporting plate (16), and a supporting spring (17) is arranged between the supporting plate (16) and the inner wall of the rod sleeve (15).

8. The automatic safety shield system for a rolling door as claimed in claim 6, wherein: the rod sleeve (15) is also provided with a rubber head (18).

9. The automatic safety shield system for a rolling door as claimed in claim 6, wherein: be equipped with stopper (19) on the inner wall of dashpot (62), stopper (19) are located telescopic link (14) bottom.

10. The automatic safety shield system for a rolling door as claimed in claim 6, wherein: the sucker of the electromagnetic sucker (9) is provided with a clamping block (91), and the rod sleeve (15) is provided with a clamping groove (92) matched with the clamping block (91).