A wind-resistant device for a roller shutter door and a control method thereof

Abstract

The application relates to the technical field of roller shutter doors, in particular to a wind-resistant device for a roller shutter door and a control method thereof. The wind-resistant device comprises a box body, a reel, a roller shutter door, a roller shutter door guide rail, a driving assembly, a wind-resistant assembly, a first noise-proof assembly and a controller. The reel is fixed on one side of the top end of the roller shutter door, the reel can drive the roller shutter door to wind into the box body, the roller shutter door guide rail is connected with the driving assembly, and the driving assembly is used for driving the roller shutter door to slide up and down through the roller shutter door guide rail. The wind-resistant assembly comprises a wind-resistant rod, a guide piece and a ground support, one end of the wind-resistant rod is connected with the guide piece, and the other end of the wind-resistant rod can be connected with the ground support through a shackle. The first noise-proof assembly is arranged on the side of the wind-resistant rod close to the roller shutter door. The application solves the technical problems that the noise of the roller shutter door is large, the wind resistance is weak, and the large roller shutter door is prone to derailment in strong wind.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of roller shutter door, in particular to a roller shutter door wind resistance device and a control method thereof. BACKGROUND

[0002] The roller shutter door is a door piece with multiple joints in series, which is connected in a fixed slide, and rotates up and down around the reel at the top of the door. The roller shutter door plays the role of horizontal separation like a wall, which is composed of many parts such as curtain plate, seat plate, guide rail, support, reel, box, control box, door winding machine, limit stop, lintel, manual speed release switch device, button switch and safety device. It is usually installed in the place where it is not convenient to use wall partition.

[0003] The existing defects of the roller shutter door include (1) the door will make noise when it is windy, which is usually caused by the gap between the door and the door frame, and the gap between the wall and the door frame, and the airflow passing through produces a calling sound. When the airflow is strong, the roller shutter in the guide rail will swing and produce collision sound; (2) the wind resistance is weak, and large roller shutter doors are prone to derailment in strong wind; therefore, there is an urgent need for a roller shutter door wind resistance device with good wind resistance and small noise and a control method thereof. SUMMARY

[0004] The purpose of the present application is to provide a roller shutter door wind resistance device and a control method thereof, which solves the technical problems of large noise of the roller shutter door when it is windy, weak wind resistance, and large roller shutter door derailment in strong wind.

[0005] In order to achieve the above purpose, the present application provides the following technical scheme:

[0006] A roller shutter door wind resistance device, comprising:

[0007] a box, a reel, a roller shutter door, a roller shutter door guide rail, a driving assembly, a wind resistance assembly, a first noise reduction assembly, and a controller;

[0008] The reel is fixed on one side of the top end of the roller shutter door, the reel can drive the roller shutter door to wind into the box, the driving assembly is used to drive the roller shutter door to slide up and down through the roller shutter door guide rail;

[0009] The wind resistance assembly comprises a wind resistance rod, a guide piece and a ground support, one end of the wind resistance rod is connected to the guide piece, and the other end of the wind resistance rod is connected to the ground support through a buckle;

[0010] The first noise reduction assembly is arranged on one side of the wind resistance rod close to the roller shutter door;

[0011] The driving assembly, the wind resistance assembly and the first noise reduction assembly are electrically connected to the controller.

[0012] In some embodiments of the present application, the first noise prevention component comprises:

[0013] The curtain stopper is composed of a plurality of card slot guide vanes of preset sizes, which are welded on one side of the wind-resistant rod close to the roller shutter door, and a card slot is formed between the card slot guide vanes and the wind-resistant rod.

[0014] The elastic plate is arranged in the card slot.

[0015] The limiting baffle is arranged at both ends of the elastic plate, and is used to enable the elastic plate to move inside the card slot and prevent the elastic plate from moving out of the card slot.

[0016] The trapezoidal nut is arranged at the center position of the elastic plate.

[0017] The adjusting bolt is matched with the trapezoidal nut, and is used to adjust the gap between the curtain stopper and the roller shutter piece.

[0018] In some embodiments of the present application, the wind-resistant device further comprises:

[0019] The sound component comprises a discriminator and a noise sensor, the discriminator has a characteristic sound category recorded in advance, the discriminator is used to identify whether the current sound belongs to the characteristic sound category, and if so, the noise sensor acquires the noise decibel value of the current sound.

[0020] The second noise prevention component is arranged on the roller shutter door guide rail, and is used to adjust the gap between the roller shutter door and the door frame.

[0021] The second noise prevention component comprises a noise prevention box body, a sound insulation sealing strip, a control motor, a second distance sensor, an extension piece and a positioning piece, and the sound insulation sealing strip, the control motor, the extension piece and the positioning piece are all arranged in the noise prevention box body.

[0022] The sound insulation sealing strip is connected with the extension piece and the positioning piece, the second distance sensor is fixed at the middle position of one side of the roller shutter door, the extension piece is used to drive the sound insulation sealing strip to extend leftward and rightward, and the positioning piece comprises a positioning rod and a positioning groove.

[0023] The extension piece comprises a traction rope and a pulley, the control motor controls the movement of the pulley, and the sliding movement drives the leftward and rightward movement of the sound insulation sealing strip through the traction rope.

[0024] In some embodiments of the present application, the wind-resistant component further comprises:

[0025] The wind force sensor is arranged on one side of the roller shutter door, and is used to detect the wind force value in real time.

[0026] A first distance sensor is arranged on the wind-resistant rod near the side of the roller shutter door.

[0027] In some embodiments of the present application, the driving assembly comprises a motor and a transmission shaft, the motor drives the transmission shaft to rotate, and the transmission shaft drives the lifting of the roller shutter door.

[0028] In some embodiments of the present application, a control method for the wind-resistant device of the roller shutter door is also provided, which is applied to the wind-resistant device of the roller shutter door described above.

[0029] Real-time monitoring of wind force value;

[0030] When the wind force value is not less than the preset wind force threshold value, the wind-resistant rod is connected to the ground support;

[0031] Detecting the noise decibel value, if the noise decibel value is between the preset decibel value and the preset decibel threshold value, obtaining a first decibel difference value according to the noise decibel value and the preset decibel value, and adjusting the screw-in distance of the adjusting bolt according to the first decibel difference value, wherein the preset decibel value is less than the preset decibel threshold value;

[0032] If the noise decibel value is greater than the preset decibel threshold value, obtaining a second decibel difference value according to the noise decibel value and the preset decibel threshold value, and adjusting the extension distance of the soundproof sealing strip according to the second decibel difference value.

[0033] In some embodiments of the present application, when the wind-resistant rod is connected to the ground support, it comprises:

[0034] The controller sends a working instruction to the wind-resistant assembly, the wind-resistant assembly receives the working instruction, connects one end of the wind-resistant rod to the guide piece, moves the other end of the wind-resistant rod to the ground support, connects the ear hole in the ground support to the shackle at the bottom end of the wind-resistant rod, and connects the wind-resistant rod to the ground support;

[0035] After the controller sends a stop working instruction, the ear hole of the ground support is separated from the shackle at the bottom end of the wind-resistant rod, and the wind-resistant rod moves to the vertical direction of the guide piece.

[0036] In some embodiments of the present application, when the screw-in distance of the adjusting bolt is adjusted according to the first decibel difference value, it comprises:

[0037] There are first, second, third and fourth preset first decibel difference values H1, H2, H3 and H4, and H1

[0038] According to the relationship between the first decibel difference H0 and the first preset first decibel difference H1, the second preset first decibel difference H2, the third preset first decibel difference H3, and the fourth preset first decibel difference H4, the screw-in distance of the adjusting screw is selected;

[0039] When H0

[0040] When H1≤H0

[0041] When H2≤H0

[0042] When H3≤H0

[0043] In some embodiments of the present application, when the elongation distance of the soundproof sealing strip is adjusted according to the second decibel difference, the method comprises:

[0044] The first preset second decibel difference P1, the second preset second decibel difference P2, the third preset second decibel difference P3, and the fourth preset second decibel difference P4 are preset, and P1

[0045] According to the relationship between the second decibel difference P0 and the first preset second decibel difference P1, the second preset second decibel difference P2, the third preset second decibel difference P3, and the fourth preset second decibel difference P4, the elongation distance of the soundproof sealing strip is selected;

[0046] When P0

[0047] When P1≤P0

[0048] When P2≤P0

[0049] When P3≤P0

[0050] In some embodiments of the present application, the first preset interval value W1, the second preset interval value W2, the third preset interval value W3, and the fourth preset interval value W4 are preset, and W1 < W2 < W3 < W4, and the first preset correction coefficient alpha1, the second preset correction coefficient alpha2, the third preset correction coefficient alpha3, and the fourth preset correction coefficient alpha4 are also preset, and 1 < alpha1 < alpha2 < alpha3 < alpha4 < 1.2;

[0051] The first interval value W01 after adjusting the screw-in distance of the adjusting screw and the second interval value W02 after adjusting the elongation distance of the sound insulation sealing strip are obtained;

[0052] When W1 < W01 <= W2, the fourth preset screw-in distance L4 is corrected by the first preset correction coefficient alpha1, and the corrected screw-in distance is L4*alpha1;

[0053] When W1 < W02 <= W2, the fourth preset elongation distance S4 is corrected by the first preset correction coefficient alpha1, and the corrected elongation distance is S4*alpha1;

[0054] When W2 < W01 <= W3, the third preset screw-in distance L3 is corrected by the second preset correction coefficient alpha2, and the corrected screw-in distance is L3*alpha2;

[0055] When W2 < W02 <= W3, the third preset elongation distance S3 is corrected by the second preset correction coefficient alpha2, and the corrected elongation distance is S3*alpha2;

[0056] When W3 < W01 <= W3, the second preset screw-in distance L2 is corrected by the third preset correction coefficient alpha3, and the corrected screw-in distance is L2*alpha3;

[0057] When W3 < W02 <= W4, the second preset elongation distance S2 is corrected by the third preset correction coefficient alpha3, and the corrected elongation distance is S2*alpha3;

[0058] When W4 < W01, the first preset screw-in distance L1 is corrected by the fourth preset correction coefficient alpha4, and the corrected screw-in distance is L1*alpha4;

[0059] When W4 < W02, the first preset elongation distance S1 is corrected by the fourth preset correction coefficient alpha4, and the corrected elongation distance is S1*alpha4.

[0060] The present application provides a roller shutter door wind resistance device and a control method thereof, which has the beneficial effects that:

[0061] By setting the wind resistance assembly, when the wind force value is greater than the preset wind force threshold value, the controller controls the wind resistance assembly to work, two wind resistance rods in the wind resistance assembly are connected to the guide piece at one end, and the other end is connected to the ground support, thereby enhancing the wind resistance performance of the roller shutter door.

[0062] By setting the first noise prevention assembly and the second noise prevention assembly, when the noise decibel value is in different decibel value intervals, the working state of the first noise prevention assembly and the second noise prevention assembly is controlled, when the noise decibel value is in the preset decibel value and the preset decibel threshold value, the first noise prevention assembly starts to work, the corresponding adjusting bolt is selected to be screwed in a distance according to the first decibel difference value between the noise decibel value and the preset decibel value, thereby reducing the gap between the roller shutter door and the wind resistance rod, when the noise decibel value is greater than the preset decibel threshold value, the second noise prevention assembly starts to work, the corresponding sound insulation sealing strip is selected to be elongated according to the second decibel difference value between the noise decibel value and the preset decibel threshold value, thereby reducing the gap between the roller shutter door and the door frame, and the noise generated when the wind is strong is greatly reduced through the first noise prevention assembly and the second noise prevention assembly. BRIEF DESCRIPTION OF DRAWINGS

[0063] Figure 1 is a structure schematic diagram of a roller shutter door wind resistance device in a working state in an embodiment of the present application;

[0064] Figure 2 is a structure schematic diagram of a roller shutter door wind resistance device in a normal state in an embodiment of the present application;

[0065] Figure 3 is a structure schematic diagram of a first noise prevention assembly in an embodiment of the present application;

[0066] Figure 4 is a structure schematic diagram of an adjusting bolt in the first noise prevention assembly in an embodiment of the present application;

[0067] Figure 5 is a structure schematic diagram of a second noise prevention assembly in an embodiment of the present application;

[0068] Figure 6 is a structure schematic diagram of a ground support in an embodiment of the present application;

[0069] Figure 7 is a flow schematic diagram of a control method of a roller shutter door wind resistance device in an embodiment of the present application.

[0070] In the drawings:

[0071] 1, box; 2, roller shutter door; 3, wind resistance rod; 4, guide; 5, ground support; 501, ear hole; 502, fixing bolt; 503, protective cover; 6, roller shutter door guide rail; 7, second noise-proof assembly; 701, noise-proof box; 702, soundproof sealing strip; 703, control motor; 704, pulley; 705, traction rope; 706, positioning groove; 707, positioning rod; 8, wind sensor; 9, elastic plate; 10, clamping groove guide plate; 11, clamping groove; 12, limiting baffle; 13, adjusting bolt; 14, trapezoidal nut. DETAILED DESCRIPTION

[0072] The specific embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0073] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0074] The terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0075] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or it can be the communication between the inside of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0076] Reference Figure 1 The disclosed embodiments of the present application provide a roller shutter door wind resistance device, which comprises:

[0077] The box 1, the reel, the roller shutter door 2, the roller shutter door guide rail 6, the driving assembly, the wind resistance assembly, the first noise-proof assembly and the controller;

[0078] The reel is fixed on one side of the top end of the rolling door 2, the reel can drive the rolling door 2 to be wound into the box body 1, the rolling door guide rail 6 is connected with the driving assembly, and the driving assembly is used for driving the rolling door 2 to slide up and down through the rolling door guide rail 6.

[0079] The wind-resistant assembly comprises a wind-resistant rod 3, a guide 4 and a ground support 5, one end of the wind-resistant rod 3 is connected to the guide 4, and the other end of the wind-resistant rod 3 is connected to the ground support 5 through a buckle;

[0080] The first noise-proof assembly is arranged on one side of the wind-resistant rod 3 close to the rolling door 2.

[0081] The driving assembly, the wind-resistant assembly and the first noise-proof assembly are electrically connected to the controller.

[0082] In the embodiment, the guide 4 comprises a rectangular frame and a bolt and nut, cylindrical rollers are arranged on both sides of the inner hole of the rectangular frame and are fixed in the inner hole through a pin shaft, the cylindrical rollers are made of MC nylon material, wear caused by pushing and pulling of the wind-resistant rod 3 is reduced, and silence is ensured in the case of labor saving, the length of the wind-resistant rod 3 should be greater than the distance between the guide 4 and the ground fixed support, both ends of the wind-resistant rod 3 are provided with holes, one end of the wind-resistant rod 3 is prevented from falling off the guide 4, and one end of the wind-resistant rod 3 is connected to the ground fixed support through a buckle, so that the wind-resistant rod 3 is fixed and prevented from slipping, as shown in the figure, the ground support 5 is fixed to the ground through a pre-buried part, when the wind-resistant assembly works, the protective cover 503 is opened to expose the ground support 5, when the wind-resistant assembly does not work, the protective cover 503 is closed, and the ground support 5 will not be tilted when a person passes through. Figure 6

[0083] In some embodiments of the present application, as shown in the figure, Figure 3 、 4 The first noise-proof assembly comprises:

[0084] The curtain abutting device is composed of a plurality of clamping groove 11 guide pieces 10, the clamping groove 11 guide pieces 10 are welded on one side of the wind-resistant rod 3 close to the rolling door 2, and the clamping groove 11 is formed between the clamping groove 11 guide pieces 10 and the wind-resistant rod 3.

[0085] The elastic plate 9 is arranged in the clamping groove 11;

[0086] The limiting baffle 12 is arranged at both ends of the elastic plate 9, the limiting baffle 12 is used for enabling the elastic plate 9 to move inside the clamping groove 11 and preventing the elastic plate 9 from coming out of the clamping groove 11.

[0087] The trapezoidal nut is arranged at the center position of the elastic plate 9.

[0088] ​A trapezoidal nut 14 is matched with the trapezoidal nut, and the trapezoidal nut 14 is used to adjust the gap between the curtain closer and the curtain piece.

[0089] In some embodiments of the present application, as shown in Figure 5 The wind-resistant device further comprises:

[0090] The sound component comprises a discriminator and a noise sensor, the discriminator is pre-recorded with a characteristic sound category, the discriminator is used to identify whether the current sound belongs to the characteristic sound category, and if so, the noise sensor obtains the noise decibel value of the current sound.

[0091] A second noise-proof component 7 is arranged on the guide rail of the roller shutter door 2, and the second noise-proof component 7 is used to adjust the gap between the roller shutter door 2 and the door frame.

[0092] The second noise-proof component 7 comprises a noise-proof box body 701, a soundproof sealing strip 702, a control motor 703, a second distance sensor, an extension piece and a positioning piece, and the soundproof sealing strip 702, the control motor 703, the extension piece and the positioning piece are arranged in the noise-proof box body 701.

[0093] The soundproof sealing strip 702 is connected with the extension piece and the positioning piece, the second distance sensor is fixed at the middle position on one side of the roller shutter door 2, the extension piece is used to drive the soundproof sealing strip 702 to extend and retract left and right, and the positioning piece comprises a positioning rod 707 and a positioning groove 706.

[0094] The extension piece comprises a traction rope 705 and a pulley 704, the control motor 703 controls the movement of the pulley 704, and the sliding drives the left and right movement of the soundproof sealing strip 702 through the traction rope 705.

[0095] In some embodiments of the present application, the wind-resistant component further comprises:

[0096] A wind force sensor 8 is arranged on one side of the roller shutter door 2, and the wind force sensor 8 is used to detect the wind force value in real time.

[0097] A first distance sensor is arranged on one side of the wind-resistant rod 3 close to the roller shutter door 2.

[0098] In some embodiments of the present application, the driving component comprises a motor and a transmission shaft, the motor drives the transmission shaft to rotate, and the transmission shaft drives the lifting of the roller shutter door 2.

[0099] In some embodiments of the present application, as shown in Figure 7 Further comprising a control method of the roller shutter door 2 wind-resistant device, applied to the roller shutter door 2 wind-resistant device of any one of claims 1-5:

[0100] Step S701: Monitor wind speed in real time;

[0101] Step S702: When the wind force value is not less than the preset wind force threshold, control the wind-resistant rod 3 to be connected to the ground support 5;

[0102] Step S703: Detect the noise decibel value. If the noise decibel value is between the preset decibel value and the preset decibel threshold, obtain the first decibel difference based on the noise decibel value and the preset decibel value, and adjust the screw-in distance of the trapezoidal nut 14 based on the first decibel difference, wherein the preset decibel value is less than the preset decibel threshold.

[0103] Step S704: If the noise decibel value is greater than the preset decibel threshold, a second decibel difference is obtained based on the noise decibel value and the preset decibel threshold, and the extension distance of the sound insulation sealing strip 702 is adjusted based on the second decibel difference.

[0104] In this embodiment, the preset wind force threshold is the minimum wind force value among the wind force values ​​before the roller shutter door 2 derailed in the historical test records. The preset decibel value and the preset decibel threshold are set according to the historical test records and can be changed according to the actual situation.

[0105] In some embodiments of this application, such as Figures 1-2 As shown, controlling the connection of the wind-resistant rod 3 to the ground support 5 includes:

[0106] The controller sends a working command to the wind-resistant component. The wind-resistant component receives the working command, connects one end of the wind-resistant rod 3 to the guide member 4, and moves the other end of the wind-resistant rod 3 toward the ground support 5. The ear hole 501 in the ground support 5 is connected to the shackle at the bottom of the wind-resistant rod 3, thus connecting the wind-resistant rod 3 to the ground support 5.

[0107] After the controller sends a stop working command, the ear hole 501 of the ground support 5 separates from the bottom buckle of the wind-resistant rod 3, and the wind-resistant rod 3 moves to a direction perpendicular to the guide member 4.

[0108] In this embodiment, when the wind force value is greater than the preset wind force threshold, the controller sends a working command to the wind-resistant component. The wind-resistant rod 3 in the wind-resistant component is connected to the ground support 5. At the same time, the noise decibel value is monitored. When the noise decibel value is between the preset decibel value and the preset decibel threshold, the controller sends a working command to the first noise reduction component. The first noise reduction component adjusts the screw-in distance of the trapezoidal nut 14 according to the first decibel difference. When the noise decibel value is greater than the preset decibel threshold, the controller sends a working command to the second noise reduction component 7. The second noise reduction component 7 selects the extension distance of the corresponding sound insulation sealing strip 702 according to the second decibel difference.

[0109] In some embodiments of the present application, when adjusting the screw-in distance of the adjusting screw according to the first decibel difference value, it comprises:

[0110] The first preset first decibel difference value H1, the second preset first decibel difference value H2, the third preset first decibel difference value H3, and the fourth preset first decibel difference value H4 are preset, and H1

[0111] According to the relationship between the first decibel difference value H0 and the first preset first decibel difference value H1, the second preset first decibel difference value H2, the third preset first decibel difference value H3, and the fourth preset first decibel difference value H4, the screw-in distance of the adjusting screw is selected.

[0112] When H0

[0113] When H1

[0114] When H2

[0115] When H3

[0116] In the present embodiment, the preset screw-in distance and the preset first decibel difference value are set according to historical test data. When the first decibel difference value is larger, the screw-in distance should also be larger, thereby reducing the gap between the roller shutter door 2 and the wind-resistant rod 3.

[0117] In some embodiments of the present application, when adjusting the elongation distance of the sound insulation sealing strip 702 according to the second decibel difference value, it comprises:

[0118] The first preset second decibel difference value P1, the second preset second decibel difference value P2, the third preset second decibel difference value P3, and the fourth preset second decibel difference value P4 are preset, and P1

[0119] According to the relationship between the second decibel difference value P0 and the first preset second decibel difference value P1, the second preset second decibel difference value P2, the third preset second decibel difference value P3, and the fourth preset second decibel difference value P4, the elongation distance of the sound insulation sealing strip 702 is selected.

[0120] When P0

[0121] When P1

[0122] When P2

[0123] When P3

[0124] In the embodiment, the preset extension distance and the preset second decibel difference value are set according to historical test data. When the second decibel difference value is larger, the extension distance should also be larger, so as to reduce the gap between the roller shutter door 2 and the door frame.

[0125] In some embodiments of the application, a first preset interval value W1, a second preset interval value W2, a third preset interval value W3, and a fourth preset interval value W4 are preset, and W1

[0126] The first interval value W01 after adjusting the screw-in distance of the adjusting screw and the second interval value W02 after adjusting the extension distance of the sound insulation sealing strip are obtained;

[0127] When W1

[0128] When W1

[0129] When W2

[0130] When W2

[0131] When W3

[0132] When W3 < W02 < W4, the third preset correction coefficient a3 is selected to correct the second preset elongation distance S2, and the corrected elongation distance is S2* a3.

[0133] When W4 < W01, the fourth preset correction coefficient a4 is selected to correct the first preset screw-in distance L1, and the corrected screw-in distance is L1* a4.

[0134] When W4 < W02, the fourth preset correction coefficient a4 is selected to correct the first preset elongation distance S1, and the corrected elongation distance is S1* a4.

[0135] In the embodiment, by detecting the first distance value between the roller shutter door 2 and the wind-resistant rod 3 and the second distance value between the roller shutter door 2 and the door frame, the corresponding correction coefficient is selected according to the relationship between the first distance value and the preset distance value and the second distance value and the preset distance value, and the preset screw-in distance and the preset elongation distance are corrected respectively, so that the noise decibel value is greatly reduced, and the problem of noise caused by the gap airflow when there is a strong wind is solved.

[0136] In summary, the application provides a roller shutter door 2 wind-resistant device and a control method thereof, the wind-resistant device comprising: a box body 1, a roller shaft, a roller shutter door 2, a roller shutter door guide rail 6, a driving assembly, a wind-resistant assembly, a first noise-proof assembly, and a controller; the roller shaft is fixed on one side of the top end of the roller shutter door 2, the roller shaft can drive the roller shutter door 2 to wind into the box body 1, the roller shutter door guide rail is connected to the driving assembly, and the driving assembly is used to drive the roller shutter door 2 to slide up and down through the roller shutter door guide rail 6; the wind-resistant assembly comprises a wind-resistant rod 3, a guide piece 4, and a ground support 5, one end of the wind-resistant rod 3 is connected to the guide piece 4, and the other end of the wind-resistant rod 3 is connected to the ground support 5 through a buckle; the first noise-proof assembly is arranged on the side of the wind-resistant rod 3 close to the roller shutter door 2; the driving assembly, the wind-resistant assembly, and the first noise-proof assembly are electrically connected to the controller.

[0137] According to the first concept of the application, by setting the wind-resistant assembly, when the wind force value is greater than the preset wind force threshold value, the controller controls the wind-resistant assembly to work, one end of the two wind-resistant rods 3 in the wind-resistant assembly is connected to the guide piece 4, and the other end of the wind-resistant rod 3 is connected to the ground support 5, thereby strengthening the wind resistance of the roller shutter door 2.

[0138] According to the second concept of the present application, by setting the first noise prevention assembly and the second noise prevention assembly 7, when the noise decibel value is in different decibel value intervals, the working state of the first noise prevention assembly and the second noise prevention assembly 7 is controlled, when the noise decibel value is in the preset decibel value and the preset decibel threshold, the first noise prevention assembly starts to work, the corresponding adjusting bolt rotation distance is selected through the first decibel difference between the noise decibel value and the preset decibel value, so as to reduce the gap between the roller shutter door 2 and the wind resistance rod 3, when the noise decibel value is greater than the preset decibel threshold, the second noise prevention assembly 7 starts to work, the extension distance of the corresponding sound insulation sealing strip 702 is selected through the second decibel difference between the noise decibel value and the preset decibel threshold, so as to reduce the gap between the roller shutter door 2 and the door frame, and the noise generated when the wind is large is greatly reduced through the first noise prevention assembly and the second noise prevention assembly 7.

[0139] The above is only one embodiment of the present application, but cannot limit the scope of the present application, any structural changes made according to the present application, as long as the essence of the present application is not lost, should be considered to fall within the scope of the present application and be restricted.

[0140] Those skilled in the art can clearly understand that, for the convenience and brevity of the description, the specific working process and related description of the system described above can refer to the corresponding process in the foregoing method embodiment, which will not be repeated here.

[0141] It should be noted that the system provided in the above embodiments is only exemplified by the division of the above functional modules, and in actual application, the above functions can be completed by different functional modules according to needs, that is, the modules or steps in the embodiments of the present application can be further divided or combined, for example, the modules of the above embodiments can be combined into one module, or can be further split into multiple sub-modules to complete all or part of the functions described above. The names of the modules and steps involved in the embodiments of the present application are only for distinguishing the modules and steps, and should not be considered as an improper limitation of the present application.

[0142] Those skilled in the art should clearly understand that the modules and method steps of each example described in combination with the embodiments disclosed herein can be realized by electronic hardware, computer software or a combination of both. The programs corresponding to the software modules and method steps can be placed in a random access memory (RAM), a memory, a read-only memory (ROM), an electrically programmable ROM, an electrically erasable programmable ROM, a register, a hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. In order to clearly illustrate the interchangeability of electronic hardware and software, the components and steps of each example have been described in the above description in general terms. Whether the functions are performed by electronic hardware or software depends on the specific application and design constraints of the technical solution. Those skilled in the art can use different methods to implement the described functions for each specific application, but such implementation should not be considered beyond the scope of the present application.

[0143] The term "comprising" or any other similar word is intended to encompass a non-exclusive inclusion, so that a process, method, article, or equipment / device including a series of elements includes not only those elements, but also other elements not explicitly listed, or inherent to the process, method, article, or equipment / device.

[0144] So far, the technical solutions of the present application have been described in combination with the preferred embodiments shown in the drawings, but those skilled in the art can easily understand that the protection scope of the present application is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the related technical features without departing from the principles of the present application, and the technical solutions after such changes or replacements will all fall within the protection scope of the present application.

[0145] The above description is only for the preferred embodiments of the present application and is not intended to limit the protection scope of the present application.

Claims

1. A wind resistance device for a roller shutter door, characterised in that, The box, the reel, the roller shutter door, the roller shutter door guide rail, the driving assembly, the wind resistance assembly, the first noise prevention assembly and the controller are included. The reel is fixed on one side of the top end of the roller shutter door, and the reel can drive the roller shutter door to wind into the box. The wind resistance assembly includes a wind resistance rod, a guide piece and a ground support. The first noise prevention assembly is arranged on the side of the wind resistance rod close to the roller shutter door. The driving assembly, the wind resistance assembly and the first noise prevention assembly are electrically connected to the controller. The first noise prevention assembly includes: The curtain stopper is composed of a plurality of pre-sized slot guide pieces, which are welded on the side of the wind resistance rod close to the roller shutter door. The elastic plate is arranged in the slot. The limiting baffle is arranged at both ends of the elastic plate. The trapezoidal nut is arranged at the center of the elastic plate. The adjusting bolt matches the trapezoidal nut.

2. A wind resistance device for a roller shutter door according to claim 1, characterised in that, The sound assembly includes a discriminator and a noise sensor. The second noise prevention assembly is arranged on the roller shutter door guide rail. The second noise prevention assembly includes a noise prevention box, a soundproof sealing strip, a control motor, a second distance sensor, an extension piece and a positioning piece. The soundproof sealing strip is connected to the extension piece and the positioning piece. The second distance sensor is fixed at the middle position on one side of the roller shutter door. The extension piece drives the soundproof sealing strip to extend left and right.

3. A wind resistance device for a roller shutter door according to claim 2, characterised in that, The extension piece includes a traction rope and a pulley. The wind resistance assembly further includes: The wind force sensor is arranged on one side of the roller shutter door.

4. A wind resistance device for a roller shutter door according to claim 3, characterised in that, The first distance sensor is arranged on the side of the wind resistance rod close to the roller shutter door.

5. A control method of a wind resistance device for a roller shutter door, characterized by, The driving assembly includes a motor and a transmission shaft. The motor drives the transmission shaft to rotate. The transmission shaft drives the roller shutter door to rise and fall. The wind resistance device for the roller shutter door includes: Real-time monitoring of wind force value. When the wind force value is not less than the preset wind force threshold value, the wind resistance rod is connected to the ground support. Detecting a noise decibel value, if the noise decibel value is between a preset decibel value and a preset decibel threshold value, obtaining a first decibel difference value according to the noise decibel value and the preset decibel value, and adjusting a screw-in distance of the adjusting screw according to the first decibel difference value, wherein the preset decibel value is less than the preset decibel threshold value; If the noise decibel value is greater than the preset decibel threshold value, obtaining a second decibel difference value according to the noise decibel value and the preset decibel threshold value, and adjusting an elongation distance of the soundproof sealing strip according to the second decibel difference value.

6. The control method of a windbreak device for a roller shutter door according to claim 5, characterized in that, When the anti-wind rod is connected to the ground support, the control method comprises: The controller sends a working instruction to the anti-wind component, the anti-wind component receives the working instruction, connects one end of the anti-wind rod to the guide, and moves the other end of the anti-wind rod to the ground support, the ear hole in the ground support is connected to the shackles at the bottom end of the anti-wind rod, and the anti-wind rod is connected to the ground support; After the controller sends a stop working instruction, the ear hole of the ground support is separated from the shackles at the bottom end of the anti-wind rod, and the anti-wind rod is moved to a vertical direction of the guide.

7. The control method of the wind resistance device for a roller shutter door according to claim 5, characterized in that, When the adjusting screw is adjusted according to the first decibel difference value, it comprises: There are first, second, third and fourth preset first decibel difference values H1, H2, H3 and H4, and H1 According to the relationship between the first decibel difference value H0 and the first, second, third and fourth preset first decibel difference values H1, H2, H3 and H4, the screw-in distance of the adjusting screw is selected; When H0 When H1 When H2 When H3 8. The control method of the windbreak device for roller shutter door according to claim 7, characterized in that, When H3 When adjusting the soundproof sealing strip according to the second decibel difference value, it comprises: There are first, second, third and fourth preset second decibel difference values P1, P2, P3 and P4, and P1 According to the relationship between the second decibel difference value P0 and the first, second, third and fourth preset second decibel difference values P1, P2, P3 and P4, the elongation distance of the soundproof sealing strip is selected; When P0 When P1 When P2 When P3 When P4 9. The control method of the wind resistance device of the roller shutter door according to claim 8, characterized in that, The first preset interval value W1, the second preset interval value W2, the third preset interval value W3, and the fourth preset interval value W4 are preset, and W1 The first interval value W01 after adjusting the screw-in distance of the adjusting screw and the second interval value W02 after adjusting the elongation distance of the sound insulation sealing strip are obtained; When W1 When W2 When W3 When W4 When W4 ​ ​

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