CN212837512U

CN212837512U - Electric rolling shutter door

Info

Publication number: CN212837512U
Application number: CN202021096019.8U
Authority: CN
Inventors: 谢武伟
Original assignee: Shenzhen Yalong Door Industry Co ltd
Current assignee: Shenzhen Yalong Door Industry Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-03-30
Anticipated expiration: 2030-06-15

Abstract

The utility model relates to the technical field of rolling doors, in particular to an electric rolling door which comprises 2 mounting plates fixedly connected with a wall body, a rotatable scroll is arranged between the two mounting plates, a tubular motor is arranged at one end in the scroll, and a control device for controlling the tubular motor is arranged beside the tubular motor; the scroll is fixedly connected with a curtain sheet; the two ends of the curtain sheet along the length direction are respectively provided with a base, a pressure sensor installation cavity is arranged in each base, a plurality of pressure sensors are arranged in the pressure sensor installation cavities, and the plurality of pressure sensors are electrically connected with the control device; the upper seat is arranged above the base, the strip-shaped cavity in clearance fit with the base is arranged in the upper seat, and the upper end of the pressure sensor is abutted against the bottom wall of the strip-shaped cavity. The utility model discloses the pedestrian of this electric rolling shutter door below has been protected to both the preferred, has also avoided this safe electric rolling shutter door to damage because of the extrusion.

Description

Electric rolling shutter door

Technical Field

The utility model relates to a shutter door technical field, specifically speaking relates to an electric rolling shutter door.

Background

Rolling door is also called rolling door, which is a door that is formed by connecting a plurality of movable joint sheets in series and rotates up and down in a fixed slideway by taking a scroll above the door as a center. The rolling gate has wide application range, is arranged in places with larger door openings, and plays a role in convenient and quick lifting in commercial door surfaces, banks, garages, markets, hospitals and the like. The existing rolling gate is of a manual type and an electric type. The manual rolling gate achieves the purpose of manually pulling the rolling gate to open and close by means of balancing the force of a torsional spring on a rolling gate central shaft. The electric rolling gate uses a special motor to drive the central shaft of the rolling gate to rotate, and the electric rolling gate automatically stops when rotating to a set limit height. In order to improve the convenience of operation, the electric rolling door in some places is remotely controlled by a remote controller, and the opening and closing of the electric rolling door can be operated without getting off the vehicle, but the remote controller is easy to be operated by mistake, particularly, when a vehicle or a pedestrian moves to the lower part of the electric rolling door, the remote controller is pulled down to close the door by mistake, and the pulled-down door body easily causes damage to the vehicle or the pedestrian and is high in danger.

The patent document with the publication number of CN205743626U discloses a safe electric rolling shutter door, including the rolling shutter door, the left and right sides of rolling shutter door all is provided with the guide rail, the outside all is provided with limit travel switch about the upper portion of guide rail, and the outside all is provided with down limit travel switch about the lower part of guide rail, the inner chamber of guide rail is provided with the pivot, the left side of guide rail is provided with the motor, the drive wheel is installed on the right side of pivot, the right side of drive wheel is provided with the spool, the right side of spool is provided with the tail stopper, the bottom of rolling shutter door is provided with the heavy pole, pressure sensor is installed to the bottom of heavy pole, the left side of guide rail is provided with controlling means, controlling means. Although the utility model discloses a can effectively avoid the rolling slats door to move down infinitely, improve the security, the below of rolling slats door need extrude just can stop after the object when actual use, so still probably cause the harm to vehicle or pedestrian of rolling slats door below.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electric rolling shutter door to the ordinary electric rolling shutter door that exists easily causes the defect of harm to vehicle or pedestrian of below when using among the prior art, the utility model provides an electric rolling shutter door. The effect of avoiding damage to vehicles or pedestrians when the curtain sheet of the roller shutter door descends can be achieved.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

an electric rolling door comprises 2 mounting plates fixedly connected with a wall body, a rotatable scroll is arranged between the two mounting plates, a tubular motor used for driving the scroll is arranged at one end in the scroll, and a control device used for controlling the tubular motor is arranged beside the tubular motor; the scroll is fixedly connected with a curtain sheet, and two ends of the curtain sheet are respectively provided with a guide rail which is in clearance fit with the end part of the curtain sheet; the two ends of the curtain sheet along the length direction are respectively provided with a pressure sensor mounting mechanism, each pressure sensor mounting mechanism comprises a base which is arranged on the ground and arranged along the length direction of the curtain sheet, a pressure sensor mounting cavity is arranged in each base, a plurality of pressure sensors are arranged in each pressure sensor mounting cavity, and the plurality of pressure sensors are electrically connected with the control device; an upper seat is arranged above the base, a strip-shaped cavity in clearance fit with the base is arranged in the upper seat, and the upper end parts of the plurality of pressure sensors are abutted against the bottom wall of the strip-shaped cavity; the bottom wall of the strip-shaped cavity is abutted to the upper end face of the base by the pressure sensors, and the distance from the bottom wall of the strip-shaped cavity to the upper end face of the base is smaller than the shrinkage of the pressure sensors when the pressure sensors are compressed to the measurement limit.

The utility model discloses the pedestrian of this electric rolling shutter door below has been protected to both the preferred, has also avoided this safe electric rolling shutter door to damage because of the extrusion.

Meanwhile, the distance from the bottom wall of the strip-shaped cavity to the upper end face of the base is set to be smaller than the shrinkage of the pressure sensor when the pressure sensor is compressed to the measurement limit, so that the damage of the pressure sensor can be avoided.

Preferably, the upper end surface of the upper seat is expanded outwards along the two ends of the length direction to form a support platform, and a plurality of reinforcing ribs which are uniformly arranged are arranged between the bottom surface of the support platform and the side wall of the upper seat.

By the arrangement of the supporting table, the effect of the electric rolling door in use is improved; the arrangement of the reinforcing ribs enables the connection between the supporting platform and the upper seat to be more stable.

Preferably, the base is inwardly shrunk along two end faces in the length direction to form a plurality of roller mounting grooves, mounting shafts are arranged in the roller mounting grooves, first rollers are arranged on the mounting shafts, and the end faces of the first rollers abut against the inner wall of the strip-shaped cavity.

Through the utility model discloses a friction between the seat of honour and the base when removing can comparatively effectually be reduced in the setting of first gyro wheel, has promoted the stability of this electric rolling shutter door when using.

Preferably, be equipped with the blind hole seat that is located between two gyro wheel mounting grooves in the pressure sensor installation cavity, be equipped with the blind hole on the blind hole seat, be equipped with on the diapire in bar form chamber with blind hole clearance fit's optical axis.

Through the utility model discloses an optical axis and blind hole setting can avoid the seat of honour to take place to rock when removing to the promotion of preferred this electric rolling shutter door stability when using.

Preferably, a plurality of second rollers arranged along the height direction of the guide rail are arranged at two ends of the curtain sheet in the guide rail, and the second rollers abut against the curtain sheet.

Through the utility model discloses a friction between curtain piece and the guide rail can comparatively effectual reduction by the setting of second gyro wheel, has promoted the stability that the curtain piece removed in the guide rail.

Preferably, the winding shaft is provided with a plurality of sheaths, and the upper end parts of the curtain sheets are arranged on the intervals of the sheaths.

Through the utility model discloses a setting of sheath can install the curtain piece on the spool through the cooperation of sheath and spool to comparatively simple and convenient completion the installation to the curtain piece.

Drawings

Fig. 1 is a schematic structural view of an electric rolling door according to embodiment 1.

Fig. 2 is a sectional view of the reel in fig. 1.

Fig. 3 is a cross-sectional view of the base and the upper seat of fig. 1.

Fig. 4 is a longitudinal sectional view of the base and the upper housing in fig. 1.

Fig. 5 is a schematic view of the structure of the guide rail of fig. 1.

The names of the parts indicated by the numerical references in the drawings are as follows:

110. mounting a plate; 120. a reel; 130. a curtain sheet; 140. a guide rail; 150. a base; 160. an upper seat; 170. a support table; 180. a sheath; 210. a tubular motor; 310. a pressure sensor mounting cavity; 320. a pressure sensor; 330. a strip-shaped cavity; 340. a blind hole seat; 350. blind holes; 360. an optical axis; 410. reinforcing ribs; 420. mounting grooves for rollers; 430. installing a shaft; 440. a first roller; 510. a second roller.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.

Example 1

As shown in fig. 1-5, the present embodiment provides an electric rolling door, which includes 2 mounting plates 110 for being fixedly connected to a wall, a rotatable roller 120 disposed between the two mounting plates 110, a tubular motor 210 for driving the roller 120 disposed at one end of the roller 120, and a control device disposed beside the tubular motor 210 for controlling the tubular motor 210; the scroll 120 is fixedly connected with a curtain sheet 130, and two ends of the curtain sheet 130 are respectively provided with a guide rail 140 which is in clearance fit with the end part of the curtain sheet 130; the two ends of the curtain sheet 130 in the length direction are respectively provided with a pressure sensor mounting mechanism, each pressure sensor mounting mechanism comprises a base 150 which is arranged on the ground and arranged in the length direction of the curtain sheet 130, a pressure sensor mounting cavity 310 is arranged in each base 150, a plurality of pressure sensors 320 are arranged in each pressure sensor mounting cavity 310, and the plurality of pressure sensors 320 are electrically connected with the control device; an upper seat 160 is arranged above the base 150, a strip-shaped cavity 330 in clearance fit with the base 150 is arranged in the upper seat 160, and the upper end parts of the plurality of pressure sensors 320 abut against the bottom wall of the strip-shaped cavity 330; the plurality of pressure sensors 320 support the bottom wall of the strip-shaped cavity 330 against the upper end surface of the base 150, and the distance from the bottom wall of the strip-shaped cavity 330 to the upper end surface of the base 150 is smaller than the contraction amount of the pressure sensors 320 when the pressure sensors 320 are compressed to the measurement limit.

When the electric rolling door in this embodiment is in use, in the process that the tubular motor 210 drives the roller 120 to rotate so that the curtain sheet 130 moves downward, when an object approaches the curtain sheet 130 and moves above the upper seat 160, the upper seat 160 will move downward so that the pressure sensor 320 moves downward, the pressure sensor 320 sends a signal to the control device (the control device in this embodiment may be a PLC controller), and the control device disconnects the power supply circuit of the tubular motor 210 so that the roller 120 does not descend continuously, and at this time, the power supply circuit of the tubular motor 210 needs to be manually switched on so that the tubular motor 210 can continue to operate. Compared with the safe electric rolling door in the comparison document, the electric rolling door in the embodiment has the advantages that the pressure sensors 320 are arranged at the two ends of the curtain sheet 130, so that when an object or a person approaches the descending curtain sheet 130, the tubular motor 210 stops rotating to enable the curtain sheet 130 not to descend any more, and the curtain sheet 130 is prevented from colliding with the object or the person; therefore, pedestrians under the electric rolling door are better protected, and the safe electric rolling door is prevented from being damaged due to extrusion. Meanwhile, the distance from the bottom wall of the strip-shaped cavity 330 to the upper end face of the base 150 is set to be smaller than the contraction amount of the pressure sensor 320 when the pressure sensor 320 is compressed to the measurement limit, so that the pressure sensor 320 is not compressed to the maximum amount when the upper seat 160 is compressed until the strip-shaped cavity 330 is engaged with the upper end face of the base 150, and the pressure sensor 320 is protected better.

In this embodiment, the upper end surface of the upper seat 160 is outwardly expanded along both ends of the length direction thereof to form the supporting platform 170, and a plurality of reinforcing ribs 410 are uniformly disposed between the bottom surface of the supporting platform 170 and the side wall of the upper seat 160.

Through the arrangement of the support table 170 in the embodiment, when an object or a pedestrian moves onto the support table 170, the control device can control the tubular motor 210 to stop rotating, so that the using effect of the electric rolling door is improved; the reinforcing ribs 410 are provided to make the connection between the support stage 170 and the upper base 160 more stable.

In this embodiment, the two end surfaces of the base 150 along the length direction thereof are inwardly contracted to form a plurality of roller mounting grooves 420, a mounting shaft 430 is disposed in the roller mounting grooves 420, a first roller 440 is disposed on the mounting shaft 430, and the end surface of the first roller 440 abuts against the inner wall of the bar-shaped cavity 330.

Through the arrangement of the first roller 440 in this embodiment, the sliding friction between the upper seat 160 and the base 150 can be changed into rolling friction, so that the friction between the upper seat 160 and the base 150 when moving is effectively reduced, and the stability of the electric rolling door when in use is improved.

In this embodiment, the pressure sensor installation cavity 310 is provided with a blind hole seat 340 located between the two roller installation grooves 420, the blind hole seat 340 is provided with a blind hole 350, and the bottom wall of the bar-shaped cavity 330 is provided with an optical axis 360 in clearance fit with the blind hole 350.

Through the arrangement of the optical axis 360 and the blind hole 350 in the embodiment, the upper seat 160 can be prevented from shaking during moving, so that the stability of the electric rolling door in use is improved better.

In this embodiment, a plurality of second rollers 510 are disposed at two ends of the curtain sheet 130 in the guide rail 140, and the second rollers 510 abut against the curtain sheet 130.

Through the arrangement of the second roller 510 in this embodiment, when the curtain sheet 130 moves in the guide rail 140, the sliding friction between the curtain sheet 130 and the guide rail 140 is changed into rolling friction, so that the friction between the curtain sheet 130 and the guide rail 140 is effectively reduced, and the stability of the movement of the curtain sheet 130 in the guide rail 140 is improved.

In this embodiment, the winding shaft 120 is provided with a plurality of sheaths 180, and the upper ends of the curtain sheets 130 are mounted at intervals of the sheaths 180.

By the arrangement of the sheath 180 in the embodiment, the curtain sheet 130 can be mounted on the roller 120 by the cooperation of the sheath 180 and the roller 120, so that the mounting of the curtain sheet 130 is completed relatively simply.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. An electric rolling shutter door, its characterized in that: the wall-mounted type building wall comprises 2 mounting plates (110) fixedly connected with a wall body, a rotatable reel (120) is arranged between the two mounting plates (110), a tubular motor (210) used for driving the reel (120) is arranged at one end in the reel (120), and a control device used for controlling the tubular motor (210) is arranged beside the tubular motor (210); a curtain sheet (130) is fixedly connected to the scroll (120), and guide rails (140) which are in clearance fit with the end parts of the curtain sheet (130) are arranged at the two ends of the curtain sheet (130); the curtain piece (130) is provided with pressure sensor mounting mechanisms at two ends along the length direction, each pressure sensor mounting mechanism comprises a base (150) which is arranged on the ground and arranged along the length direction of the curtain piece (130), a pressure sensor mounting cavity (310) is arranged in each base (150), a plurality of pressure sensors (320) are arranged in each pressure sensor mounting cavity (310), and the plurality of pressure sensors (320) are electrically connected with the control device; an upper seat (160) is arranged above the base (150), a strip-shaped cavity (330) which is in clearance fit with the base (150) is arranged in the upper seat (160), and the upper end parts of the plurality of pressure sensors (320) are abutted against the bottom wall of the strip-shaped cavity (330); the bottom wall of the strip-shaped cavity (330) is pushed out of the upper end face of the base (150) by the pressure sensors (320), and the distance between the bottom wall of the strip-shaped cavity (330) and the upper end face of the base (150) is smaller than the shrinkage of the pressure sensors (320) when the pressure sensors (320) are compressed to the measurement limit.

2. An electrically powered roller door as claimed in claim 1, wherein: the upper end surface of the upper seat (160) expands outwards along the two ends of the length direction to form a supporting platform (170), and a plurality of reinforcing ribs (410) which are uniformly arranged are arranged between the bottom surface of the supporting platform (170) and the side wall of the upper seat (160).

3. An electrically powered roller door as claimed in claim 1, wherein: the base (150) inwards shrinks along the two end faces of the length direction to form a plurality of roller mounting grooves (420), mounting shafts (430) are arranged in the roller mounting grooves (420), first rollers (440) are arranged on the mounting shafts (430), and the end faces of the first rollers (440) are abutted against the inner wall of the strip-shaped cavity (330).

4. An electrically powered roller door as claimed in claim 3, wherein: be equipped with blind hole seat (340) that are located between two gyro wheel mounting grooves (420) in pressure sensor installation cavity (310), be equipped with blind hole (350) on blind hole seat (340), be equipped with on the diapire of bar form chamber (330) with blind hole (350) clearance fit's optical axis (360).

5. An electrically powered roller door as claimed in claim 1, wherein: a plurality of second rollers (510) arranged along the height direction of the guide rail are arranged at two ends of the curtain sheet (130) in the guide rail (140), and the second rollers (510) are abutted against the curtain sheet (130).

6. An electrically powered roller door as claimed in claim 1, wherein: the scroll (120) is provided with a plurality of sheaths (180), and the upper ends of the curtain sheets (130) are arranged at intervals of the sheaths (180).