阅读说明：本技术 一种采用折臂结构连接的静音卷帘门 (Mute rolling shutter door adopting folding arm structure for connection ) 是由 张留伍 王芹芳 王伟 于 2021-07-29 设计创作，主要内容包括：本发明公开了一种采用折臂结构连接的静音卷帘门,包括卷帘门门体及位于卷帘门门体两侧的立柱,两个立柱顶部均设置有支撑板,两个支撑板之间设置有固定横梁及滚筒；所述立柱内侧设置有竖向导轨,所述立柱顶部设置有螺旋导轨,且竖向导轨与螺旋导轨的最外层相连通；所述卷帘门门体由若干个门片铰接组成,相邻两个门片连接部位的两端端部设置有旋转轴,旋转轴外端部连接有滚轮；所述卷帘门门体顶部通过折臂结构与滚筒相连接,所述折臂结构带动卷帘门门体围绕螺旋轨道旋转,且折臂结构随着螺旋导轨的直径变化而伸缩。本发明采用折臂结构连接卷帘门门体和滚筒,且门体两侧立柱设置有螺旋轨道,折臂结构带动门板绕着螺旋轨道旋转,升降过程噪音小。(The invention discloses a mute rolling shutter door connected by adopting a folding arm structure, which comprises a rolling shutter door body and stand columns positioned on two sides of the rolling shutter door body, wherein supporting plates are arranged at the tops of the two stand columns, and a fixed cross beam and a roller are arranged between the two supporting plates; a vertical guide rail is arranged on the inner side of the upright post, a spiral guide rail is arranged at the top of the upright post, and the vertical guide rail is communicated with the outermost layer of the spiral guide rail; the rolling door body is formed by hinging a plurality of door sheets, rotating shafts are arranged at the two end parts of the connecting part of two adjacent door sheets, and the outer end parts of the rotating shafts are connected with rollers; the top of the roller shutter door body is connected with the roller through a folding arm structure, the folding arm structure drives the roller shutter door body to rotate around the spiral track, and the folding arm structure stretches along with the diameter change of the spiral guide rail. The invention adopts the folding arm structure to connect the rolling door body and the roller, and the upright columns at two sides of the door body are provided with the spiral tracks, the folding arm structure drives the door plate to rotate around the spiral tracks, and the noise in the lifting process is low.)

1. A mute rolling shutter door adopting a folding arm structure for connection is characterized by comprising a rolling shutter door body and stand columns positioned on two sides of the rolling shutter door body, wherein supporting plates are arranged at the tops of the two stand columns respectively, a fixed cross beam and a roller are arranged between the two supporting plates, the roller is positioned at the central position of the two supporting plates, and one side of the roller is connected with a driving motor;

a vertical guide rail is arranged on the inner side of the upright post, a spiral guide rail is arranged at the top of the upright post, and the vertical guide rail is communicated with the outermost layer of the spiral guide rail;

the rolling door body is formed by hinging a plurality of door sheets, rotating shafts are arranged at the two end parts of the connecting part of two adjacent door sheets, and the outer end parts of the rotating shafts are connected with rollers;

the top of the roller shutter door body is connected with the roller through a folding arm structure, the folding arm structure drives the roller shutter door body to rotate around the spiral track, and the folding arm structure stretches along with the diameter change of the spiral guide rail;

the folding arm structure is provided with 2 groups which are respectively positioned at two sides of the top of the rolling door body.

2. The silence rolling shutter door adopting the folding arm structure for connection according to claim 1, is characterized in that each group of folding arm structure comprises a first folding arm section, a second folding arm section and a third folding arm section, the first folding arm section is fixedly connected with the roller, one end of the second folding arm section is hinged with the first folding arm section, the other end of the second folding arm section is hinged with one end of the third folding arm section, and the other end of the third folding arm section is hinged with the top of the rolling shutter door body through a connecting piece.

3. The mute rolling shutter door adopting the folding arm structure for connection according to claim 2, wherein the connecting piece is in a right-angle shape, one right-angle surface of the right-angle connecting piece is hinged with the third folding arm section, and the other right-angle surface is hinged with the top of the rolling shutter door body.

4. A mute rolling shutter door adopting a folding arm structure for connection according to claim 3, characterized in that a connecting shaft is arranged at the top of the rolling shutter door body, a matching connecting sleeve is arranged at the end part of the right-angle surface of a connecting sheet hinged with the rolling shutter door body, and the connecting sleeve is sleeved on the connecting shaft.

5. The mute rolling shutter door connected by adopting the folding arm structure as claimed in claim 2, wherein the first folding arm section, the second folding arm section and the third folding arm section of the folding arm structure adopt one of steel plates, square tubes, round tubes, channel steels or angle steels.

6. The mute rolling shutter door adopting the folding arm structure for connection according to claim 2, wherein the hinged parts of the first folding arm section, the second folding arm section and the third folding arm section are sleeved with polymer spacers.

7. The mute rolling shutter door adopting the folding arm structure for connection as claimed in claim 1, wherein the driving motor is an internal motor or an external motor, the internal motor is arranged inside the roller, and the external motor is arranged at one side end part of the roller.

8. The silent rolling shutter door adopting the folding arm structure for connection as claimed in claim 1, wherein a torsion spring is arranged at one end of the roller far away from the driving motor.

9. The roll door with the silencing function connected by the folding arm structure as claimed in claim 1, wherein the two ends of the roller are provided with scroll springs.

10. The mute rolling shutter door adopting the folding arm structure for connection as claimed in claim 1, wherein one end of the driving motor is connected with a manual guide chain.

Technical Field

The invention relates to the technical field of roller shutter doors, in particular to a mute roller shutter door connected by a folding arm structure.

Background

The rolling door (rolling door) is a door which is formed by connecting a plurality of movable door sheets in series, rotates up and down by taking a scroll above the door as a center in a fixed slideway, is suitable for public places or houses such as commercial door surfaces, garages, markets, hospitals, factories and mines and the like, and particularly has the function of conveniently and quickly opening places where a ground door body is inconvenient to install due to large door openings. However, the electric roller shutter door on the market at present usually adopts a chain transmission mode, and two sides of the electric roller shutter door are provided with tension springs to balance the door body, so that the electric roller shutter door is high in noise and high in maintenance frequency in the use process.

Disclosure of Invention

In order to solve the technical problem, the invention provides the mute rolling shutter door connected by adopting the folding arm structure, the folding arm structure is adopted to connect the rolling shutter door body and the roller, the upright columns on two sides of the door body are provided with the spiral tracks, the folding arm structure drives the door plate to rotate around the spiral tracks, the door plates are not in contact, and the noise is low in the lifting process.

In order to achieve the purpose, the invention adopts the technical scheme that:

a mute rolling shutter door adopting a folding arm structure for connection comprises a rolling shutter door body and stand columns positioned on two sides of the rolling shutter door body, wherein supporting plates are arranged at the tops of the two stand columns respectively, a fixed cross beam and a roller are arranged between the two supporting plates, the roller is positioned at the central position of the two supporting plates, and one side of the roller is connected with a driving motor;

a vertical guide rail is arranged on the inner side of the upright post, a spiral guide rail is arranged at the top of the upright post, and the vertical guide rail is communicated with the outermost layer of the spiral guide rail;

the rolling door body is formed by hinging a plurality of door sheets, rotating shafts are arranged at the two end parts of the connecting part of two adjacent door sheets, and the outer end parts of the rotating shafts are connected with rollers;

the top of the roller shutter door body is connected with the roller through a folding arm structure, the folding arm structure drives the roller shutter door body to rotate around the spiral track, and the folding arm structure stretches along with the diameter change of the spiral guide rail;

the folding arm structure is provided with 2 groups which are respectively positioned at two sides of the top of the rolling door body.

Further, every group roll over the arm structure and include first arm section, second arm section, the third arm section of rolling over, first arm section and cylinder fixed connection, the one end of second arm section is articulated with first arm section, the other end of second arm section is articulated with the one end of third arm section, the other end of third arm section passes through the connection piece and articulates with the top of the rolling slats door body.

Through above-mentioned technical scheme, roll over first arm section, the second of arm structure, the third arm section of arm structure and be "N" shape setting, roll over the arm structure through the aforesaid and drive the rolling slats door body around the spiral track rotation, and roll over the arm structure and adopt articulated connected mode, it is flexible along with the diameter change of helical guideway at the rotation in-process, guarantee to roll over the arm structure and drive the rolling slats door body rotation in-process and move smoothly.

Furthermore, the connecting piece is in a right-angle shape, one right-angle surface of the right-angle connecting piece is hinged with the third folding arm section, and the other right-angle surface of the right-angle connecting piece is hinged with the top of the roller shutter door body.

Furthermore, a connecting shaft is arranged at the top of the rolling door body, a connecting sleeve matched with the end part of the right-angle surface of the connecting sheet hinged with the rolling door body is arranged at the end part of the right-angle surface of the connecting sheet, and the connecting sleeve is sleeved on the connecting shaft.

Furthermore, the first folding arm section, the second folding arm section and the third folding arm section of the folding arm structure are made of one of a steel plate, a square tube, a round tube, channel steel or angle steel.

Furthermore, the position cover that first arm section, second arm section and third arm section articulated mutually is equipped with the polymer spacer.

Furthermore, the driving motor is a built-in motor or an externally-hung motor, the built-in motor is arranged inside the roller, and the externally-hung motor is arranged at one side end part of the roller.

Further, a torsion spring is arranged at one end, far away from the driving motor, in the roller.

Further, both ends of the drum are provided with wrap springs.

Furthermore, one end of the driving motor is connected with a manual guide chain.

The invention has the beneficial effects that:

(1) the roller is connected with the roller door body by adopting the folding arm structure, the roller is driven to rotate when the driving motor rotates, and then the folding arm structure drives the roller door body to rotate around the spiral track; in addition, the chain lifting mode is not adopted, the rollers are arranged on two sides of the rolling door body, and the rollers move along the vertical guide rail and the spiral guide rail, so that the noise is reduced, and the abrasion of two sides of the door body is avoided;

(2) the electric rolling shutter door is quick to open and fall and can be used for quick doors.

Drawings

In order to clearly illustrate the embodiments or technical solutions of the present invention in the prior art, the drawings used in the description of the embodiments or prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of embodiment 1;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic structural view of a drum and a drum motor;

FIG. 4 is a schematic view of a portion of a tambour door body;

FIG. 5 is a schematic structural view of a folding arm structure;

FIG. 6 is a schematic illustration of a tambour door opening process;

FIG. 7 is a schematic view of a folded arm structure using channel steel;

fig. 8 is a schematic structural view of embodiment 2.

The figure is marked with: 1. a roller shutter door body; 11. a door leaf; 12. a roller; 2. a column; 3. a support plate; 4. fixing the cross beam; 5. a folding arm structure; 51. a first knuckle segment; 52. a second folding arm section; 53. a third folding arm section; 54. connecting sheets; 55. connecting sleeves; 6. a vertical guide rail; 7. a helical guide rail; 8. a drum; 81. an externally-hung motor; 82. a drum motor; 83. manually guiding the chain; 9. a torsion spring.

Detailed Description

The invention provides a mute rolling shutter door connected by a folding arm structure, and the invention is further described in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "top," "bottom," "upper," "lower," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention.

The invention is described in detail below with reference to the accompanying drawings:

example 1

Referring to fig. 1 and 2, the mute rolling shutter door adopting the folding arm structure for connection provided by the embodiment comprises a rolling shutter door body 1, a roller 8 and upright posts 2 positioned at two sides of the rolling shutter door body 1, wherein supporting plates 3 are respectively arranged at the tops of the two upright posts 2, the roller 8 is fixed between the two supporting plates 3 and positioned in the middle of the supporting plates 3, a fixed cross beam 4 is also arranged between the two supporting plates 3, a vertical guide rail 6 is arranged at the inner side of the upright post 2, a spiral guide rail 7 is arranged at the top of the upright post 2, and the vertical guide rail 6 is communicated with the outermost layer of the spiral guide rail 7; the top of the roller shutter door body 1 is connected with the roller 8 through the folding arm structure 5, the folding arm structures 5 are provided with 2 groups and are respectively positioned on two sides of the top of the roller shutter door body 1, the folding arm structures 5 drive the roller shutter door body 1 to rotate around the spiral track, and the folding arm structures 5 stretch along with the diameter change of the spiral guide rail 7.

Specifically, referring to fig. 3, a roller motor 82 is disposed inside the roller 8, a torsion spring 9 is disposed at one end of the roller 8 away from the roller motor 82, and the roller motor 82 rotates to drive the roller 8 to rotate so as to apply force to the torsion spring 9 to balance the rolling door body 1, and of course, the two ends of the roller 8 may also be provided with volute spiral springs to balance the door body. In addition, one end of the roller motor 82 is also connected with a manual guide chain 83, and the manual guide chain 83 can be pulled to open or close the roller shutter door when power is off. The structure and connection mode of the manual guide chain 83 can be realized by the prior art, and the description of this embodiment is omitted.

Referring to fig. 4, in this embodiment, the rolling door body 1 is formed by hinging a plurality of door pieces 11, two end portions of a connecting portion of two adjacent door pieces 11 are provided with rotating shafts, the outer end portions of the rotating shafts are connected with rollers 12, the rollers 12 are arranged on two sides of the rolling door body 1, and in the lifting process of the rolling door body 1, the rollers 12 move along the vertical guide rails 6 and the spiral guide rails 7, so that the rolling door body 1 is not in contact with the guide rails, thereby not only reducing noise, but also avoiding the abrasion of two sides of the door body.

Referring to fig. 5, each group of folding arm structures 5 includes a first folding arm section 51, a second folding arm section 52 and a third folding arm section 53, the first folding arm section 51 is fixedly connected with the roller 8, one end of the second folding arm section 52 is hinged to the first folding arm section 51, the other end of the second folding arm section 52 is hinged to one end of the third folding arm section 53, the other end of the third folding arm section 53 is hinged to the top of the roller door body 1 through a connecting piece 54, and the first folding arm section 51, the second folding arm section 52 and the third folding arm section 53 are arranged in an N shape.

In addition, in order to facilitate the connection of the folding arm structure 5 and the rolling door body 1, the connecting sheet 54 is designed to be right-angled, one right-angled surface of the right-angled connecting sheet 54 is hinged to the third folding arm section 53, the other right-angled surface is hinged to the top of the rolling door body 1, a connecting shaft is arranged at the top of the rolling door body 1, a connecting sleeve 55 matched with the connecting sheet 54 hinged to the rolling door body 1 is arranged at the end of the right-angled surface, and the connecting sleeve 55 is sleeved on the connecting shaft.

The roller shutter door body 1 is driven to rotate around the spiral track by the aid of the folding arm structure 5, the folding arm structure 5 is in a hinged connection mode and stretches along with the diameter change of the spiral guide rail 7, and smooth operation in the process that the folding arm structure 5 drives the roller shutter door body 1 to rotate is guaranteed.

The first, second, and third folding arm sections 51, 52, and 53 of the folding arm structure 5 are made of one of a steel plate, a square pipe, a circular pipe, a channel steel, and a steel angle, and a schematic diagram of the folding arm structure when a channel steel is used is shown in fig. 7.

The hinged parts of the first folding arm section 51, the second folding arm section 52, the third folding arm section 53 and the right-angle connecting piece 54 are connected by pin shafts, and in order to ensure the service life and reduce the noise, a polymer spacer bush is sleeved between the folding arms and the pin shafts.

Referring to fig. 6, the mute rolling shutter door connected by the folding arm structure provided in this embodiment has the following working processes: the roller motor is started, the roller motor rotates to drive the roller to rotate so as to apply force to the torsion spring, the folding arm structure on the roller drives the roller door body to rotate around the spiral track via the vertical track, the roller door body is opened, and the folding arm structure stretches and retracts along with the diameter change of the spiral guide rail in the rotating process, so that the roller door body is ensured to smoothly operate in the rotating process.

Example 2

Referring to fig. 8, the present embodiment 2 provides a silent rolling door connected by a folding arm structure, which is different from the embodiment 1 in that an externally hanging motor 81 is used instead of a roller motor 82, the externally hanging motor 81 is disposed at one side end of a roller 8, and other structures are the same as those of the embodiment 1. It should be noted that the parts not described in the present invention can be realized by using or referring to the existing technology.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.