CN110792380B

CN110792380B - Wind-resistant rolling gate

Info

Publication number: CN110792380B
Application number: CN201911086246.4A
Authority: CN
Inventors: 王艳茹; 陈坚; 徐婷俊
Original assignee: Wenzhou Bowang Lianke Construction Engineering Co ltd
Current assignee: Wenzhou Bowang Lianke Construction Engineering Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-12-25
Anticipated expiration: 2039-11-08
Also published as: CN110792380A

Abstract

The invention discloses a wind-resistant rolling gate which comprises a gate frame, a rotating shaft and a gate curtain, wherein the gate frame is fixed on an external building, the rotating shaft is rotatably arranged on the upper side edge of the gate frame, the upper side edge of the gate curtain is fixedly connected with the side surface of the rotating shaft, the gate curtain is hollow, the left side and the right side of the gate curtain are provided with reinforcing openings, a cross bar on the lower side edge of the gate curtain is provided with a sliding groove extending along the cross bar, two ends of the sliding groove are communicated with the two reinforcing openings, the left side and the right side of the gate frame are provided with track grooves, the left side and the right side of the gate curtain are arranged in the track grooves in a sliding manner, and telescopic reinforcing plates are. According to the wind-resistant rolling gate, the reinforcing plate and the sliding groove are arranged, so that the reinforcing plate can be effectively plugged into the door curtain, and the wind resistance of the door curtain is enhanced.

Description

Wind-resistant rolling gate

Technical Field

The invention relates to a rolling gate, in particular to a wind-resistant rolling gate.

Background

The rolling gate is the more common door structure among the prior art at present, mainly is used for the occasion that needs large-scale door more, possesses the wide, and the characteristics that the material cost is low of coverage area, can the effectual effect that realizes the door.

The existing rolling gate structure mainly comprises three parts, specifically comprises a gate curtain, a rotating shaft and a sliding rail, wherein the rotating shaft is rotatably arranged on the upper side edge of a gate frame, the rotating shaft can be driven to rotate by a scroll spring or a motor, then the upper side edge of the gate curtain is fixed on the rotating shaft, the gate curtain is rolled up or released by the rotating shaft through the rotation of the rotating shaft, the sliding rail is fixedly arranged on the left side and the right side of the gate frame, then the left side and the right side of the gate curtain can be arranged in the sliding rail in a sliding manner, the vertical lifting on the sliding rail is realized through the limiting function of the sliding rail so as to open or close the gate frame, therefore, the existing gate curtain is rolled up through the rotating shaft, the structure of the gate curtain is formed by combining a plurality of transverse rods, the adjacent transverse rods are connected through soft iron sheets, and can be wound on the rotating shaft through the deformation, therefore, after wind blows on the door curtain, the door curtain can swing under the action of wind force, so that the problem that the door curtain swings violently and is damaged due to impact is easily caused when external wind force is large, for example, in typhoon weather, the vertical rod can be overturned to be perpendicular to the transverse rod on the door curtain so as to provide a structural force in the vertical direction in the prior art, however, the structural force of the vertical rod contact part can be provided only by the mode that the vertical rod is arranged on the upper side edge of the door curtain, the force exerted on the door curtain by typhoon covers the whole door curtain, and therefore, in the process of typhoon weather, the door curtain still has the problem of being blown to be damaged, and therefore, the wind resistance of the existing shutter is not enough.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a rolling gate with strong wind resistance.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anti-wind shutter door, includes door frame, pivot and door curtain, the door frame is fixed on outside building, the rotatable setting of pivot is on the upside edge of door frame, the side fixed connection of the upside edge of door curtain and pivot to convolute in the pivot, the door curtain is the cavity setting, and the enhancement mouth has been seted up to its left and right sides, sets up the spout that extends along the horizontal pole on the downside horizontal pole of this door curtain, the both ends and two enhancement mouth intercommunications of spout, the track groove has been seted up on the left and right sides of door frame, the setting that can slide in the track inslot of the left and right sides of door curtain, the track inslot all is equipped with the telescopic reinforcing plate, and when the door curtain descends and closes the door frame, the reinforcing plate passes and strengthens mouthful to the door curtain in.

As a further improvement of the present invention, reinforcing housings are fixed on the left and right sides of the door frame, a strip-shaped through hole is formed at the bottom of the track groove, the through hole is communicated with the reinforcing housings, a reinforcing rotating shaft is rotatably arranged in the reinforcing housings, the reinforcing rotating shaft is vertically arranged, the right side of the reinforcing plate is fixed on the side surface of the reinforcing rotating shaft so as to be wound on the reinforcing rotating shaft, a pre-sliding groove is arranged in the lower side edge of the reinforcing housing, one end of the pre-sliding groove extends to the bottom of the track groove, and the pre-sliding groove is communicated with the sliding groove when the door curtain descends to close the door frame, so that the reinforcing plate can pass through the pre-sliding groove.

As a further improvement of the invention, a plurality of driving wheels are rotatably arranged on the groove walls on the front side and the rear side of the pre-sliding groove, a plurality of driven wheels are rotatably arranged on the groove walls on the front side and the rear side of the pre-sliding groove, the wheel surfaces of the driving wheels and the wheel surfaces of the driven wheels are both abutted against the reinforcing plate, and the driving wheels are linked with the reinforcing rotating shaft and synchronously rotate with the reinforcing rotating shaft.

As a further improvement of the invention, the upper side edge of the door frame is provided with a wind power detection device, the wind power detection device is connected with a reinforcing rotating shaft, a wind power threshold value is arranged in the wind power detection device, and when the wind power detection device detects that the wind power is greater than the wind power threshold value, the reinforcing rotating shaft and the driving wheel synchronously rotate to drive the reinforcing plate to slide into the door curtain.

As a further improvement of the invention, the wind power detection device comprises a linkage and a detection wind wheel rotatably arranged on the linkage, and the linkage is linked with the strengthening rotating shaft so as to drive the strengthening rotating shaft to rotate when the detection wind wheel detects that the wind power is greater than the wind power threshold value.

As a further improvement of the invention, the linkage device comprises a linkage shell, a linkage gear box and a linkage wheel, wherein the linkage gear box is arranged in the linkage shell and is provided with an input shaft and an output shaft, the output shaft is coaxially fixed on the upper end of the reinforced rotating shaft, the linkage wheel is coaxially sleeved on the input shaft, a linkage rod is fixed at the central position of the detection wind wheel, one end of the linkage rod, which is opposite to the detection wind wheel, penetrates into the linkage shell, a rotating wheel is coaxially sleeved on the end of the linkage rod, and when the rotating speed of the detection wind wheel reaches a threshold value, the rotating wheel is linked with the linkage wheel.

As a further improvement of the invention, the upper end surface of the linkage wheel is provided with linkage teeth, the wheel edge of the rotating wheel is provided with a plurality of linkage claws which are uniformly distributed along the wheel edge, one ends of the linkage claws are elastically hinged with the wheel edge of the rotating wheel so as to be overturned and folded on the wheel edge of the rotating wheel, and when the rotating speed of the wind wheel reaches a threshold value, the linkage claws are opened to be connected with the linkage teeth so as to link the rotating wheel and the linkage wheel.

As a further improvement of the invention, a turnover stopping position is arranged on a hinged shaft of the linkage claw and the wheel edge of the rotating wheel, and when the rotating speed of the wind wheel reaches a threshold value, the linkage claw is turned over to the turnover stopping position so as to be opened on the wheel edge of the rotating wheel.

The rolling door structure has the advantages that the rolling door structure can be effectively formed by arranging the door frame, the rotating shaft and the door curtain, the door curtain is arranged in a hollow mode, the door frame is provided with the sliding groove and the reinforcing opening, a space for the reinforcing plate to penetrate through can be provided, so that when the door curtain descends and closes the door frame, the reinforcing plate can effectively slide into the door curtain to reinforce the structure of the door curtain, the wind resistance of the door curtain is greatly improved, and compared with the mode that the vertical rod and the door plate are additionally arranged in the prior art, the rolling door structure can be equivalently and directly reinforced by arranging the reinforcing plate, and the wind resistance face of the door curtain is enhanced.

Drawings

FIG. 1 is a schematic structural view of a wind-resistant shutter according to the present invention;

FIG. 2 is a schematic view showing the internal structure of the side of the wind-resistant shutter according to the present invention;

FIG. 3 is a schematic view of the internal structure of the wind detecting device;

FIG. 4 is an enlarged view of portion B of FIG. 1;

fig. 5 is an enlarged view of a portion C in fig. 2.

Detailed Description

The present invention will be further described in detail with reference to the embodiments shown in the drawings, wherein the drawings are schematic diagrams, and the drawings adopt simplified structures to refer to the existing structures such as gears, sprockets, etc., and the wall thicknesses of the corresponding shells are not shown.

Referring to fig. 1 to 5, the wind-resistant roller shutter according to this embodiment includes a door frame 1, a rotating shaft 2 and a door curtain 3, the door frame 1 is fixed on an external building, the rotating shaft 2 is rotatably disposed on an upper side of the door frame 1, an upper side of the door curtain 3 is fixedly connected to a side of the rotating shaft 2 so as to be wound on the rotating shaft 2, the door curtain 3 is hollow, reinforcing openings 31 are formed on left and right sides of the door curtain 3, a sliding groove 33 extending along the sliding rod is formed on a lower side cross rod of the door curtain 3, two ends of the sliding groove 33 are communicated with the two reinforcing openings 31, rail grooves 11 are formed on left and right sides of the door frame 1, left and right sides of the door curtain 3 are slidably disposed in the rail grooves 11, telescopic reinforcing plates 32 are disposed in the rail grooves 11, when the door curtain 3 descends to close the door frame 1, the reinforcing plates 32 pass through the reinforcing openings 31 into the door curtain 3, in the process of using the rolling gate of this embodiment, only the door frame 1 needs to be installed on an external building with the rotating shaft 2 and the door curtain 3, and when typhoon weather occurs, the door curtain 3 is put down from the upper side of the door frame 1 through the rotation of the rotating shaft 2 to close the door on the door frame 1, and then the reinforcing plate 32 is driven to extend out from the reinforcing opening 31, so that the reinforcing plate 32 can slide into the door curtain 3 with the help of the sliding groove 33, so through the structural action of the reinforcing plate 32 itself, the wind resistance of the door curtain 3 in the vertical direction can be effectively increased, therefore, compared with the mode of arranging the vertical rod in the prior art, the wind resistance surface is wider, the wind resistance effect is better, wherein in this embodiment, in order to reduce the noise of the reinforcing plate 32 in the sliding process, the groove bottom of the sliding groove 33 is smoothly arranged.

As a specific embodiment of the improvement, reinforcing housings 12 are fixed on the left and right sides of the door frame 1, a through hole with a long strip shape is opened at the bottom of the track groove 11, the through hole is communicated with the reinforcing housing 12, a reinforcing rotating shaft 13 is rotatably arranged in the reinforcing housing 12, the reinforcing rotating shaft 13 is vertically arranged, the right side of the reinforcing plate 32 is fixed on the side surface of the reinforcing rotating shaft 13 to be wound on the reinforcing rotating shaft 13, a pre-sliding groove 14 is arranged in the lower side edge of the reinforcing housing 12, one end of the pre-sliding groove 14 extends to the bottom of the track groove 11, so as to be communicated with the sliding groove 33 when the door curtain 3 descends to close the door frame 1, the reinforcing plate 32 passes through, the reinforcing plate 32 can extend and retract, because the area of the door curtain 3 itself is large, if the reinforcing plate 32 is desired to completely cover the whole door curtain 3, the area of the reinforcing plate 32 is large, so through the setting of above-mentioned structure, alright realize the structure of reinforcing plate 32, the door curtain 3 is the same, can the rolling is on strengthening pivot 13, alright reduce the occupation of reinforcing plate 32 to the space like this, and when reinforcing plate 32 penetrated in the door curtain 3, then be a network structure is constituteed to many montants on through reinforcing plate 32 and the many horizontal poles on the door curtain 3, so also guaranteed the anti-wind performance of door curtain 3, wherein reinforced housing 12 in this embodiment, reinforced pivot 13 and reinforcing plate 32 all are equipped with two, and install respectively on the left and right sides of door frame 1, the open area of reinforcing plate 32 equals half door curtain 3's area simultaneously, when so realizing that reinforcing plate 32 opens and penetrates in the door curtain 3, can realize filling the effect of door curtain 3 completely.

As an improved specific embodiment, a plurality of driving wheels 141 are rotatably disposed on the front and rear walls of the chute 14, a plurality of driven wheels 331 are rotatably disposed on the front and rear walls of the chute 33, the wheel faces of the driving wheels 141 and the wheel faces of the driven wheels 331 are both abutted against the reinforcing plate 32, the driving wheels 141 are linked with the reinforcing rotating shaft 13 and rotate synchronously with the reinforcing rotating shaft 13, because the structure of the reinforcing plate 32 is the same as that of the existing common door curtain 3, the reinforcing plate 32 has high vertical hardness and little horizontal hardness, if the reinforcing rotating shaft 13 is rotated, the reinforcing plate 32 is extruded into the door curtain 3, which is very difficult, therefore, the effect of driving the reinforcing plate 32 to horizontally slide and then slide into the door curtain 3 can be realized through the combined action of the driving wheels 141 and the driven wheels 331, overall structure is simple, realizes easily, and the linkage mode between reinforcing pivot 13 and the action wheel 141 in this embodiment just cup joints a sprocket at reinforcing pivot 13's lower extreme, all cup joints a sprocket on every action wheel 141's the lower terminal surface coaxially, then passes through the chain with every sprocket and connects, so realizes strengthening the rotatory in-process area of pivot 13 and takes the gliding effect of action wheel 141.

As a modified specific embodiment, the upper side of the door frame 1 is provided with a wind force detection device 15, the wind force detection device 15 is connected with the reinforced rotating shaft 13, the wind force detection device 15 has a wind force threshold value therein, and when the wind force detection device 15 detects that the wind force is greater than the wind force threshold value, the reinforcing rotating shaft 13 rotates synchronously with the driving wheel 141, so as to drive the reinforcing plate 32 to slide into the door curtain 3, in the absence of strong wind, it is not necessary that the reinforcing plate 32 slide into the door curtain 3, and therefore, by the provision of the wind force detecting device 15, the current wind force can be effectively detected, thereby realizing the effect of driving the reinforcing rotating shaft 13, the driving wheel 141 and the driven wheel 331 to rotate, driving the reinforcing plate 32 to slide into the door curtain 3, thus, the problem that the opening and closing of the door curtain 3 are troublesome because the reinforcing plate 32 slides into the door curtain 3 when strong wind does not exist is avoided.

As an improved specific embodiment, the wind detecting device 15 includes an interlocking device 151 and a detecting wind wheel 152 rotatably mounted on the interlocking device 151, the interlocking device 151 is interlocked with the reinforcing rotating shaft 13 to drive the reinforcing rotating shaft 13 to rotate when the detecting wind wheel 152 detects that the wind power is greater than the wind power threshold value, the external wind power can be effectively detected by adopting the arrangement of the detecting wind wheel 152, and the power of the detecting wind wheel 152 rotating due to the wind power can be transmitted to the reinforcing rotating shaft 13 and the driving wheel 141 by the arrangement of the interlocking device 151, wherein the interlocking device 151 in this embodiment can be a motor which is arranged on the upper end surface of the reinforcing rotating shaft 13, the rotating shaft is interlocked with the reinforcing rotating shaft 13 through a gear box, so that when the rotating speed of the detecting wind wheel 152 reaches the maximum, that is, when the wind power reaches the wind power threshold value, the rotating speed of the detecting wind wheel 152 is detected by a sensor arranged in, and then the motor controller controls the motor to act.

As an improved specific embodiment, the linkage 151 includes a linkage housing 1511, a linkage gear box 1512 and a linkage wheel 1513, the linkage gear box 1512 is disposed in the linkage housing 1511, and has an input shaft and an output shaft thereon, the output shaft is coaxially fixed on the upper end of the reinforced rotating shaft 13, the linkage wheel 1513 is coaxially sleeved on the input shaft, a linkage rod 1521 is fixed at the central position of the detection wind wheel 152, one end of the linkage rod 1521 facing away from the detection wind wheel 152 penetrates into the linkage housing 1511, and a rotating wheel 1522 is coaxially sleeved on the end, when the rotation speed of the detection wind wheel 152 reaches a threshold value, the rotating wheel 1522 is linked with the linkage wheel 1513, and by the arrangement of the linkage gear box 1512, the rapid rotation of the detection wind wheel 152 can be converted into slow rotation to increase the torsion of the output shaft, so that the output shaft can effectively drive the reinforced rotating shaft 13 to rotate, and through the setting of gangbar 1521 and runner 1522, alright realize that only when wind-force reaches great rank, the output shaft of linkage gear box 1512 just can export power, so realize when the typhoon comes, slide the anti-wind performance that strengthens door curtain 3 through reinforcing plate 32, and compare in the mode of motor, need not connect external circuit, convenient maintenance.

As an improved specific embodiment, the linkage teeth are disposed on the upper end surface of the linkage wheel 1513, a plurality of linkage claws are uniformly distributed along the wheel edge are disposed on the wheel edge of the rotating wheel 1522, one end of each linkage claw is elastically hinged to the wheel edge of the rotating wheel 1522 to be turned over and covered on the wheel edge of the rotating wheel 1522, when the rotating speed of the wind wheel 152 reaches a threshold value, the linkage claws are opened to be connected with the linkage teeth to link the rotating wheel 1522 with the linkage wheel 1513, by the above structure, the relationship between the rotating speed and the centrifugal force can be used to realize linkage between the rotating wheel 1522 and the linkage wheel 1513 when the rotating speed of the wind wheel 152 reaches the maximum, and the elastic hinging is realized by a torsion spring structure, so that the details are omitted.

As an improved specific embodiment, the hinged shaft of the linkage claw and the wheel edge of the rotating wheel 1522 is provided with a turning stopping position, when the rotation speed of the wind wheel 152 reaches the threshold value, the linkage claw turns to the turning stopping position to open the wheel edge of the rotating wheel 1522, the turning stopping position on the linkage claw in the embodiment is formed by combining a convex point and a groove, namely, the linkage claw is provided with a hemispherical convex point, the position of the wheel edge hinged column of the rotating wheel 1522 is provided with a hemispherical groove, the stopping position effect is realized by embedding the convex point into the groove, the retaining force of the stopping position is mainly realized by the structural elasticity between the convex point and the groove, so that when the reinforcing plate 32 slides in place, the driving wheel 141 and the reinforcing rotating shaft 32 generate great resistance and cannot rotate, and the convex point and the groove on the linkage claw deform, the salient points are separated from the grooves, the clamping position on the linkage claw is removed, the linkage claw is separated from the linkage tooth, and therefore the linkage wheel 1513 cannot be influenced when the wind wheel 152 continues to rotate.

In conclusion, the wind-resistant shutter door of this embodiment, through the combination setting of hollow door curtain 3 and reinforcing plate 32, alright effectual realization is when the typhoon weather comes, and reinforcing plate 32 slides in hollow door curtain 3, and then strengthens door curtain 3's wind-resistant performance.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides an anti-wind shutter door, includes door frame (1), pivot (2) and door curtain (3), door frame (1) is fixed on outside building, the rotatable setting of pivot (2) is on the side of going up of door frame (1), the side fixed connection of going up side and pivot (2) of door curtain (3) to convolute on pivot (2), its characterized in that: the door curtain (3) is arranged in a hollow mode, reinforcing openings (31) are formed in the left side and the right side of the door curtain (3), sliding grooves (33) extending along the transverse rods are formed in the transverse rods on the lower side of the door curtain (3), the two ends of the sliding grooves (33) are communicated with the two reinforcing openings (31), rail grooves (11) are formed in the left side and the right side of the door curtain (1), the left side and the right side of the door curtain (3) can be arranged in the rail grooves (11) in a sliding mode, telescopic reinforcing plates (32) are arranged in the rail grooves (11), when the door curtain (3) descends to close the door frame (1), the reinforcing plates (32) penetrate through the reinforcing openings (31) to the door curtain (3), reinforcing shells (12) are fixed to the left side and the right side of the door frame (1), long-strip-shaped through holes are formed in the bottoms of the rail grooves (11), the through holes are communicated with the reinforcing shells (12), and reinforcing rotating shafts (, strengthen pivot (13) and be vertical setting, reinforcing plate (32) right side is fixed on the side of strengthening pivot (13) to convolute on strengthening pivot (13), strengthen being equipped with in the lower side of shell (12) spout (14) in advance, this spout (14) one end extends to the tank bottom of strengthening pivot (13) other end and extending to track groove (11) in advance, with spout (33) intercommunication when door frame (1) is closed in door curtain (3) decline, supplies reinforcing plate (32) to pass, realizes the scalable of reinforcing plate (32).

2. The wind-resistant roller shutter door of claim 1, wherein: the wall of the groove of the front side and the rear side of the pre-sliding groove (14) is rotatably provided with a plurality of driving wheels (141), the wall of the groove of the front side and the rear side of the sliding groove (33) is rotatably provided with a plurality of driven wheels (331), the wheel surface of the driving wheels (141) and the wheel surface of the driven wheels (331) are respectively abutted against the reinforcing plate (32), and the driving wheels (141) are linked with the reinforcing rotating shaft (13) and synchronously rotate with the reinforcing rotating shaft (13).

3. The wind-resistant roller shutter door of claim 2, wherein: the door frame is characterized in that a wind power detection device (15) is arranged on the upper side edge of the door frame (1), the wind power detection device (15) is connected with the reinforcing rotating shaft (13), a wind power threshold value is arranged in the wind power detection device (15), and when the wind power detection device (15) detects that wind power is larger than the wind power threshold value, the reinforcing rotating shaft (13) and the driving wheel (141) synchronously rotate to drive the reinforcing plate (32) to slide into the door curtain (3).

4. The wind-resistant roller shutter door of claim 3, wherein: the wind power detection device (15) comprises a linkage device (151) and a detection wind wheel (152) rotatably mounted on the linkage device (151), wherein the linkage device (151) is linked with the reinforcing rotating shaft (13) so as to drive the reinforcing rotating shaft (13) to rotate when the detection wind wheel (152) detects that wind power is larger than a wind power threshold value.

5. The wind-resistant roller shutter door of claim 4, wherein: linkage ware (151) are including linkage shell (1511), linkage gear box (1512) and linkage wheel (1513), linkage gear box (1512) sets up in linkage shell (1511), has input shaft and output shaft on it, the output shaft is coaxial to be fixed on the upper end of strengthening pivot (13), linkage wheel (1513) is coaxial to be cup jointed on the input shaft, the central point that detects wind wheel (152) puts and is fixed with gangbar (1521), and this gangbar (1521) is in penetrating linkage shell (1511) dorsad the one end that detects wind wheel (152) to coaxial runner (1522) of having cup jointed on this end, when the rotational speed that detects wind wheel (152) reaches the threshold value, runner (1522) and linkage wheel (1513) link.

6. The wind-resistant roller shutter door of claim 5, wherein: linkage teeth have been seted up on the up end of linkage wheel (1513), the round limit of runner (1522) is equipped with a plurality of along round limit evenly distributed's linkage claw, the one end of linkage claw all is articulated with the round limit elasticity of runner (1522) to the upset is received and is covered on the round limit of runner (1522), and when the rotational speed that detects wind wheel (152) reached the threshold value, the linkage claw opened and is connected with the linkage teeth, in order to link runner (1522) and linkage wheel (1513).

7. The wind-resistant roller shutter door of claim 6, wherein: the hinged shaft of the linkage claw and the wheel edge of the rotating wheel (1522) is provided with a turnover stopping position, and when the rotating speed of the wind wheel (152) reaches a threshold value, the linkage claw turns over to the turnover stopping position to open on the wheel edge of the rotating wheel (1522).