Silent roller shutter door plate

Abstract

The utility model discloses a silent roller shutter door plate, which is characterized in that two ends of a door plate section bar are provided with a concave accommodating cavity and a hook-shaped pivoting part, the hook-shaped pivoting parts of adjacent door plates are embedded into the concave accommodating cavity, the friction noise is reduced through a silencing sleeve on an isolating strip, and meanwhile, a silencing wool top is arranged at the bottom of the concave accommodating cavity, so that the noise is further reduced; the top plate and the bottom plate which are arranged in a staggered mode are adopted in the seal head design, the silencing sleeve and the hook-shaped pivoting part are fixed in the containing cavity, and the durability of the door plate is enhanced. The positioning plate and the positioning column ensure accurate installation of the end socket and prevent the bolt seat from being damaged; the silence performance and the reliability of the roller shutter door are effectively improved, the service life is prolonged, and the roller shutter door is more practical and attractive.

Description

TECHNICAL FIELD

[0001] The utility model relates to a rolling door technical field especially relates to a mute type rolling door panel. BACKGROUND

[0002] The rolling door is widely used in commercial building, garage and industrial place because of its compact structure and convenient opening and closing, and is usually directly hinged together by hinge pieces to form a winding curtain body structure. The rolling door with the structure produces friction between the door panels during opening or closing, and due to the contact area and friction coefficient between the profiles, a large noise is easily produced, which affects the comfort of the use environment.

[0003] In addition, the existing hinge pieces are easily deformed and worn under the shearing force during the opening and closing of the rolling door for a long time, which causes the connection between the door panels to be no longer tight, and further causes the misalignment or jamming of the door panels, affecting the normal operation and service life of the rolling door.

[0004] Therefore, it is necessary to reduce the friction between the door panels to reduce the noise and improve the service life. UTILITY MODEL CONTENTS

[0005] The utility model aims at overcoming the above technical defects and providing a mute type rolling door panel to solve the problems in the background art.

[0006] To achieve the above technical purpose, the utility model provides a mute type rolling door panel, which comprises a hanging piece and a plurality of door panel profiles. The hanging piece is arranged on the upper end of the door panel profiles hinged at the head and tail, and the lower end is provided with a bottom beam. The upper and lower ends of the door panel profile are respectively provided with an inner recess type accommodating cavity and a hook type pivot part. The hook type pivot parts on two adjacent door panel profiles are arranged in the inner recess type accommodating cavities. An isolation strip is arranged in the hook type pivot part. A cylindrical sound-absorbing sleeve is arranged on the isolation strip. The outer cylindrical surface of the sound-absorbing sleeve is tangent to the outer side of the hook type pivot part.

[0007] Further, the left and right ends of the door panel profile are provided with end caps. The end cap comprises a top plate and a bottom plate arranged alternately. The protruding ends of the two cover the inner recess type accommodating cavity and the hook type pivot part, respectively. A bolt seat is arranged on the door panel profile. A connecting hole penetrating through the top plate and the bottom plate is arranged on the end cap.

[0008] Further, a positioning plate and a positioning column are arranged on the bottom plate. The bolt seat is a tubular structure with an open side. The positioning column is a semicircular tube coaxial with the connecting hole. The opening of the positioning column is opposite to the opening of the bolt seat.

[0009] Further, a sound-absorbing wool plug is arranged at the bottom of the inner recess type accommodating cavity. A sound-absorbing wool is arranged in the sound-absorbing wool plug.

[0010] Further, the soundproof sleeve is made of soft wear-resistant material.

[0011] Compared with the prior art, the utility model has the beneficial effects that include:

[0012] 1、 the utility model discloses a soundproof sleeve is arranged between the recessed accommodation cavity and hook type pivot part, and soundproof wool is arranged at the bottom of the recessed accommodation cavity, effectively solve the problem of the big friction noise between the existing rolling slats, and the structure design not only reduces the direct friction of the door plate section bar in the pivot process, but also significantly reduces the noise through the sound absorption effect of the soundproof sleeve and soundproof wool, improves the mute performance of the rolling slats.

[0013] 2、 the utility model discloses a head is firmly limited in the recessed accommodation cavity through the staggered top plate and bottom plate of the soundproof sleeve and hook type pivot part, ensures the close connection between the door plate, and simultaneously, the setting of the positioning plate and positioning column makes the head installation more accurate, convenient, avoids the damage that can be caused in the bolt installation process. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of the mute type rolling slats panel provided by the utility model,

[0015] Figure 2 It is a door plate section bar schematic view of the mute type rolling slats panel provided by the utility model,

[0016] Figure 3 It is a connection schematic view of the mute type rolling slats panel provided by the utility model,

[0017] Figure 4 It is a head schematic view of the mute type rolling slats panel provided by the utility model. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following is in combination with the drawings and examples, and the utility model is further explained in detail.It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0019] Referring to Figure 1 , the utility model provides a mute type rolling slats panel, including the hanger piece 1 and a plurality of door plate section bars 2, the hanger piece 1 is arranged on the upper end of the door plate section bar 2 hinged at the head and tail, and the lower end is provided with the bottom beam 3, the hanger piece 1 is connected with the drum of driving mechanism, so that the door plate section bar 2 is wound on the drum when opening the door, and the left and right ends of the door plate section bar 2 are provided with the head 3, and the head 3 makes the adjacent door plate section bar 2 keep hinged.

[0020] Referring to Figure 2、 Figure 3 The upper and lower ends of the door plate profile 2 are respectively provided with a concave accommodating cavity 201 and a hook type pivot part 202, the hook type pivot parts 202 on two adjacent door plate profiles 2 are arranged in the concave accommodating cavities 201, and the structure enables the door plate profiles 2 to be embedded with each other, thereby being hinged; the hook type pivot part 202 is provided with a partition strip 205, the partition strip 205 is provided with a columnar sound insulation sleeve 5, the outer column surface of the sound insulation sleeve 5 is tangent to the outer side of the hook type pivot part 202, and the sound insulation sleeve 5 can effectively isolate and reduce the friction noise of the door plate profile 2 in the pivoting process, thereby improving the mute performance of the roller shutter door.

[0021] In the embodiment, the sound insulation sleeve 5 is made of soft wear-resistant materials, such as rubber, polyurethane and the like; the materials have good elasticity and wear resistance, can effectively isolate and reduce the friction noise, and prolong the service life of the sound insulation sleeve 5; the bottom of the concave accommodating cavity 201 is provided with a sound insulation wool sleeve 203, and the sound insulation wool sleeve 203 is provided with a sound insulation wool 6; the sound insulation wool 6 can further reduce the friction noise between the door plate profiles 2, thereby improving the mute effect of the roller shutter door.

[0022] Referring to Figure 4 The head 3 comprises staggered top plates 301 and bottom plates 302, and the protruding ends of the top plates 301 and the bottom plates 302 cover the concave accommodating cavities 201 and the hook type pivot parts 202 respectively; when the head 3 is installed, the protruding part of the bottom plate 302 fixes the sound insulation sleeve 5 and the hook type pivot part 202 in the concave accommodating cavity 201, and the top plate 301 further covers and fixes, thereby ensuring stable connection; the door plate profile 2 is provided with a bolt seat 204, the head 3 is provided with a connecting hole 305 penetrating through the top plate 301 and the bottom plate 302; the bottom plate 302 is provided with a positioning plate 304 and a positioning column 303, the bolt seat 204 is a tubular structure with an open side, the positioning column 303 is coaxial with the connecting hole 305, and the opening of the positioning column 303 is opposite to the opening of the bolt seat 204; when the bolt is inserted into the bolt seat 204, the bolt seat 204 is expanded to the two sides, and the positioning column 303 plays a limiting role to avoid damaging the bolt seat 204 during connection; when the head 3 is installed, the positioning plate 304 is tightly abutted against the inner wall of the door plate profile 2, thereby playing a positioning role to align the connecting hole 305 with the bolt seat 204.

[0023] In summary, the sound insulation sleeve 5 is arranged between the concave accommodating cavities 201 and the hook type pivot parts 202, and the sound insulation wool 6 is arranged at the bottom, thereby effectively reducing the friction noise and improving the mute performance and reliability of the roller shutter door; the arrangement and protection structure of the head 3 further enhance the durability of the door plate, and make the roller shutter door more practical and beautiful.

[0024] The specific implementation of the utility model above does not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A silent roller shutter door panel, comprising a hanging plate and a plurality of door panel profiles, wherein the hanging plate is disposed at the upper end of the door panel profiles which are hinged at both ends, and a bottom beam is disposed at the lower end; characterized in that: The upper and lower ends of the door panel profile are respectively provided with a concave accommodating cavity and a hook-shaped pivot part. The hook-shaped pivot parts on two adjacent door panel profiles are located in the concave accommodating cavity. An isolation strip is provided in the hook-shaped pivot part, and a columnar sound-absorbing sleeve is provided on the isolation strip. The outer cylindrical surface of the sound-absorbing sleeve is tangent to the outer side of the hook-shaped pivot part.

2. The silent roller shutter door panel according to claim 1, characterized in that: The door panel profile is provided with end caps at both ends. The end caps include staggered top plates and bottom plates, with one protruding end of each covering the concave accommodating cavity and the hook-shaped pivot part, respectively. The door panel profile is provided with bolt seats, and the end caps are provided with connecting holes that penetrate the top plate and the bottom plate.

3. A silent roller shutter door panel according to claim 2, characterized in that: The base plate is provided with a positioning plate and a positioning post. The bolt seat is a tubular shape with an opening on the side. The positioning post is a semi-circular tube coaxial with the connecting hole. The opening of the positioning post is directly opposite the opening of the bolt seat.

4. A silent roller shutter door panel according to claim 2 or 3, characterized in that: The bottom of the concave accommodating cavity is provided with a sound-absorbing strip insertion port, and a sound-absorbing strip is provided inside the sound-absorbing strip insertion port.

5. A silent roller shutter door panel according to claim 4, characterized in that: The sound-absorbing sleeve is made of a soft, wear-resistant material.

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