CN219012440U - Anti-sudden drop mechanism and rolling shutter door limiting device - Google Patents

Abstract

The utility model discloses an anti-sudden drop mechanism and a rolling door limiting device, comprising: the winding and unwinding assembly comprises a door frame, an installation box arranged at the upper end of the door frame, a rotating motor arranged on the outer wall of the right side of the door frame through a motor box, a rotating shaft in transmission connection with the power output end of the rotating motor through a coupler, and a winding wheel arranged on the circumferential surface of the rotating shaft; and the brake component comprises a servo motor, a mounting shell arranged in front of the lower end of the right side of the door body, and a rotating rod connected with the power output end of the servo motor in a transmission way through a coupler, and can enable a steel wire rope to be broken when the roller shutter door suddenly breaks down through the brake component, and a brake pin rapidly stretches into a brake clamping groove under the action of a spring at the moment to achieve the door body manufacturing effect, so that the door body is prevented from being directly downward to form object striking to strike a person, and safety is ensured to the greatest extent.

Description

Anti-sudden drop mechanism and rolling shutter door limiting device

Technical Field

The utility model relates to the technical field of rolling door limiting devices, in particular to an anti-sudden drop mechanism and a rolling door limiting device.

Background

The rolling door is composed of a plurality of parts such as curtain plates, seat plates, guide rails, supports, reels, a box body, a control box, a rolling door machine, a limiter, a door lintel, a manual quick-release switching device, a button switch, a safety device and the like, is generally arranged at a part inconvenient to separate by the walls, is mainly composed of a door body, a driver and a control system, is made of special sections of high-quality stainless steel and aluminum alloy, is hinged by adopting a parallelogram principle, and has large flexible and flexible stroke.

The device for preventing the rolling shutter door from suddenly falling has the advantages of good protection effect, but because the device for preventing the rolling shutter door from suddenly falling is thinner steel, the thickness is 3mm, the rolling shutter door is easy to break, if the device for preventing the rolling shutter door from suddenly falling is used once, the knife edge is damaged to influence the protection effect of the subsequent device for preventing the rolling shutter door from suddenly falling, the maintenance and replacement structure of the device for preventing the rolling shutter door from suddenly falling is complex, and the device for preventing the rolling shutter door from suddenly falling is inconvenient to use.

Disclosure of Invention

This section is intended to summarize some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments, which may be simplified or omitted from the present section and description abstract and title of the application to avoid obscuring the objects of this section, description abstract and title, and which is not intended to limit the scope of this utility model.

In view of the fact that the anti-breaking knife is used once, the knife edge is damaged to influence the protection effect of the subsequent anti-breaking knife in use, the anti-sudden drop mechanism is provided.

In order to solve the technical problems, the utility model provides the following technical scheme: an anti-pop mechanism comprising: the winding and unwinding assembly comprises a door frame, an installation box arranged at the upper end of the door frame, a rotating motor arranged on the outer wall of the right side of the door frame through a motor box, a rotating shaft in transmission connection with the power output end of the rotating motor through a coupler, a winding wheel arranged on the circumferential surface of the rotating shaft and a door body wound on the circumferential surface of the winding wheel; and the brake assembly comprises a servo motor, an installation shell arranged in front of the lower end of the right side of the door body, a rotating rod in transmission connection with the power output end of the servo motor through a coupler, a steel wire rope wound on the circumferential surface of the rotating rod, a moving block arranged on the right side of the lower end of the steel wire rope, a spring arranged on the left side wall of the moving block, a brake pin arranged on the right side wall of the moving block and a brake groove arranged in the door frame.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the door frame bilateral symmetry is provided with two, two the upper end inner wall of door frame respectively with the left and right sides outer wall of install bin is connected.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the lower end of the mounting box is provided with a through groove, and the lower end of the door body penetrates through the through groove and extends below the mounting box.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the upper surface of installation case is provided with first fixed block, the right-hand member of bull stick rotates the inside of installing at first fixed block.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the inside of installation shell has seted up the movable groove, wire rope's lower extreme, movable block, spring and brake pin all set up in the inside of movable groove, the right-hand member of brake pin runs through the right side of installation shell and extends to the right side.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the servo motor is arranged on the upper surface of the mounting box, and the lower end of the steel wire rope penetrates through the mounting box and extends to the lower side.

As a preferable scheme of the anti-sudden drop mechanism of the utility model, wherein: the brake grooves are arranged in a plurality, the brake grooves are arranged on the left side wall of the door frame on the right side in a vertical array mode, and the brake pins correspond to the uppermost brake grooves.

The utility model has the beneficial effects that: through the brake component, when the roller shutter door suddenly breaks down, the roller shutter door drops to enable the steel wire rope to break, and the brake pin rapidly stretches into the brake clamping groove under the action of the spring at the moment, so that the door body is made to be effective, the door body is prevented from being directly downwards, and the object striking is formed to strike the human body, so that the safety is ensured to the greatest extent.

In view of the complex structure of the roller shutter door braking component in the prior art, the roller shutter door opening device is provided.

In order to solve the technical problems, the utility model also provides the following technical scheme: the utility model provides a rolling slats door, includes foretell anti-sudden drop mechanism to and, stop gear, including the inserted block, peg graft respectively the inside spacing picture peg in both ends about the inserted block, set up two spacing picture peg left lifting block, respectively threaded connection are in two first threaded rod and the second threaded rod of lifting block inside.

As a preferable scheme of the rolling door limiting device of the utility model, wherein: the front end of the plug block is connected with the outer wall of the rear side of the installation shell, and the plug block is inserted into the lower end of the right side of the door body.

As a preferable scheme of the rolling door limiting device of the utility model, wherein: the upper end of first threaded rod is provided with the knob, the lower extreme of first threaded rod is connected with the upper end of second threaded rod, the lower extreme rotation of second threaded rod is connected with the second fixed block, and the second fixed block sets up the back wall at door body right side lower extreme.

The utility model has the following beneficial effects: through the stop gear who sets up, can carry out spacingly to brake assembly's installation shell, improved the result of use of installation shell, and make the installation shell install and dismantle convenient, excellent in use effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a partial front cut-away perspective view provided by the present utility model;

FIG. 3 is a front cross-sectional view provided by the present utility model;

FIG. 4 is a left cross-sectional view provided by the present utility model;

fig. 5 is a schematic perspective view of a limiting mechanism according to the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

In the following detailed description of the embodiments of the present utility model, reference is made to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration only, and in which is shown by way of illustration only, and in which the scope of the utility model is not limited for ease of illustration. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 5, in a first embodiment of the present utility model, an anti-pop mechanism is provided, which includes a retraction assembly 100, and by setting the retraction assembly 100, a user can conveniently wind or unwind a roller shutter door, thereby facilitating opening or closing of a gate.

Specifically, the retraction assembly 100 comprises a door frame 101, an installation box 102 arranged at the upper end of the door frame 101, a rotating motor 103 arranged on the outer wall of the right side of the door frame 101 through a motor box, a rotating shaft 104 connected with the power output end of the rotating motor 103 through a coupling in a transmission mode, a winding wheel 105 arranged on the circumferential surface of the rotating shaft 104 and a door body 106 wound on the circumferential surface of the winding wheel 105, wherein the door frame 101 is symmetrically arranged in a left-right mode, the inner walls of the upper ends of the two door frames 101 are respectively connected with the outer walls of the left side and the right side of the installation box 102, through grooves are formed in the lower end of the installation box 102, and the lower end of the door body 106 penetrates through the grooves and extends below the installation box 102.

Wherein, the setting of two door frames 101 gives the 101 manufacturing space between two door frames, and then the door body 106 of being convenient for reciprocates between two door frames 101, and the setting of logical groove provides the activity space for the door body 106, and then when pivot 104 drove the reel 105 rotation, reel 105 can carry out rolling or unreeling work to the door body 106.

To sum up, when the door body 106 needs to be rolled or unrolled, the rotating motor 103 is started, the rotating motor 103 drives the rotating shaft 104 to rotate, and the rotating shaft 104 rotates to drive the rolling wheel 105 to rotate, so that the rolling wheel 105 rolls or unrolls the door body 106, when the door body 106 rolls, the door body 106 gradually moves upwards, so that the space between the two door frames 101 is opened, people and objects can conveniently enter and exit in the door frames 101, when the door body 106 unrolls, the door body 106 moves downwards, the lower end of the door body 106 contacts with the bottoms of the door frames 101, and the space between the two door frames 101 is closed.

Example 2

Referring to fig. 1, 2 and 4, in a second embodiment of the present utility model, the present utility model is based on the previous embodiment, except that, by providing a brake assembly 200, when a lifting roller shutter door suddenly fails, and the door body slides down due to breakage of a rope, the brake assembly 200 can brake the door body, thereby preventing the door body from sliding down to hurt workers.

Specifically, brake subassembly 200, including servo motor 201, the installation shell 202 of setting in door body 106 right side lower extreme the place ahead, pass through the bull stick 203 that shaft coupling and servo motor 201's power take off end transmission are connected, twine wire rope 204 at bull stick 203 circumference surface, set up the movable block 205 on wire rope 204 lower extreme right side, set up the spring 206 at movable block 205 left side wall, set up the brake pin 207 and set up the inside brake groove 209 at door frame 101 at movable block 205 right side wall, the upper surface of installation box 102 is provided with first fixed block 208, the right-hand member of bull stick 203 rotates the inside of installing at first fixed block 208, the movable groove has been seted up to the inside of installation shell 202, the lower extreme of wire rope 204, movable block 205, spring 206 and brake pin 207 all set up the inside at the movable groove, the right side of running through installation shell 202 of right side and extending to the right side, servo motor 201 sets up the upper surface at installation box 102, the lower extreme of wire rope 204 runs through installation box 102 and extends to the below, brake groove 209 is provided with a plurality of brake pin 209, a plurality of brake pin 209 sets up the corresponding brake pin 207 at the left side wall array of side wall at the right side of the corresponding side of the case.

Wherein, the setting of first fixed block 208 can play spacing effect to bull stick 203, does not influence the rotation of bull stick 203 simultaneously for bull stick 203 can rotate smoothly, and the setting of a plurality of braking grooves 209 can be when the door body 106 stops at different heights, and the braking pin 207 can correspond with the braking groove 209 of different height department, is convenient for then to the reply of emergency.

To sum up, when the door body 106 is opened, the lower extreme of the door body 106 is located the top, when the pivot 104 breaks down and no longer produces spacing effect to the door body 106 this moment, the door body 106 receives the dead weight and moves down, this moment the door body 106 drives the installation shell 202 and moves down, servo motor 201 does not receive the work order and can not drive bull stick 203 rotation this moment, then make wire rope 204 can not unreel the work, wire rope 204 is receiving the dynamics of falling down of the door body 106 to take place the fracture, the elasticity of the inside compressed state's of installation shell 202 spring 206 receives the release this moment, spring 206 drives movable block 205 and brake pin 207 and moves right for the inside that brake pin 207 inserted brake groove 209, then brake door body 106, avoided door body 106 landing down to hurt the staff.

Example 3

Referring to fig. 4 and 5, in order to provide a third embodiment of the present utility model, a roller shutter door stop device is provided, and by means of the provided stop mechanism 300, the installation or the removal of the installation shell 202 is facilitated, and then the maintenance or the replacement of the installation shell 202 is facilitated, so that the braking effect inside the installation shell 202 is improved.

Specifically, the stop gear 300 includes an insert 301, a limiting insert 305 inserted into the upper and lower ends of the insert 301 respectively, a lifting block 304 disposed on the left side of the two limiting insert 305, a first threaded rod 302 and a second threaded rod 303 screwed into the two lifting blocks 304 respectively, the front end of the insert 301 is connected with the rear outer wall of the mounting shell 202, the insert 301 is inserted into the right lower end of the door 106, a knob 306 is disposed at the upper end of the first threaded rod 302, the lower end of the first threaded rod 302 is connected with the upper end of the second threaded rod 303, a second fixing block 307 is rotatably connected to the lower end of the second threaded rod 303, and the second fixing block 307 is disposed on the rear wall of the right lower end of the door 106.

Wherein, the setting of inserted block 301 for installation shell 202 is installed on door body 106 smoothly through inserted block 301, and then the installation or the dismantlement work of installation shell 202 of being convenient for, the setting of knob 306, the staff of being convenient for drives first threaded rod 302 and second threaded rod 303 through knob 306 and rotates, and the setting of second fixed block 307 can play spacing effect to second threaded rod 303, does not influence the rotation of second threaded rod 303 simultaneously.

To sum up, when the installation shell 202 needs to be disassembled, the knob 306 is opened, the knob 306 drives the first threaded rod 302 and the second threaded rod 303 to rotate, so that the two lifting blocks 304 and the two limiting insertion plates 305 are driven to be away from the insertion block 301, the lifting blocks 304 lose the fixing effect on the insertion block 301, at the moment, the installation shell 202 and the insertion block 301 can be taken down from the door body 106, and then the installation shell 202 is convenient to repair or replace a new installation shell 202.

It is important to note that the construction and arrangement of the present application as shown in a variety of different exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperature, pressure, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter described in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of present utility model. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present utility models. Therefore, the utility model is not limited to the specific embodiments, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Furthermore, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those not associated with the best mode presently contemplated for carrying out the utility model, or those not associated with practicing the utility model).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (10)

1. An anti-sudden drop mechanism, which is characterized in that: comprising the steps of (a) a step of,

the winding and unwinding assembly (100) comprises a door frame (101), an installation box (102) arranged at the upper end of the door frame (101), a rotating motor (103) arranged on the outer wall of the right side of the door frame (101) through a motor box, a rotating shaft (104) in transmission connection with the power output end of the rotating motor (103) through a coupler, a winding wheel (105) arranged on the circumferential surface of the rotating shaft (104) and a door body (106) wound on the circumferential surface of the winding wheel (105); the method comprises the steps of,

brake subassembly (200), including servo motor (201), setting are in installation shell (202) in door body (106) right side lower extreme the place ahead, through the shaft coupling with bull stick (203) that power take off end transmission of servo motor (201) is connected, winding are in wire rope (204) on bull stick (203) circumference surface, set up movable block (205) on wire rope (204) lower extreme right side, set up spring (206) of movable block (205) left side wall, set up brake pin (207) of movable block (205) right side wall and set up inside brake groove (209) of door frame (101).

2. An anti-pop-up mechanism according to claim 1, wherein: two door frames (101) are symmetrically arranged on the left and right, and the inner walls of the upper ends of the two door frames (101) are respectively connected with the outer walls of the left side and the right side of the installation box (102).

3. An anti-pop-up mechanism according to claim 1, wherein: the lower end of the mounting box (102) is provided with a through groove, and the lower end of the door body (106) penetrates through the through groove and extends below the mounting box (102).

4. An anti-pop-up mechanism according to claim 1, wherein: the upper surface of installation case (102) is provided with first fixed block (208), the right-hand member of bull stick (203) rotates and installs in the inside of first fixed block (208).

5. An anti-pop-up mechanism according to claim 1, wherein: the inside of installation shell (202) has seted up movable groove, the lower extreme of wire rope (204), movable block (205), spring (206) and brake pin (207) all set up the inside in movable groove, the right-hand member of brake pin (207) runs through the right side of installation shell (202) and extends to the right side.

6. An anti-pop-up mechanism according to claim 1, wherein: the servo motor (201) is arranged on the upper surface of the mounting box (102), and the lower end of the steel wire rope (204) penetrates through the mounting box (102) and extends to the lower side.

7. An anti-pop-up mechanism according to claim 2, wherein: the brake grooves (209) are arranged in a plurality, the brake grooves (209) are arranged on the left side wall of the door frame (101) on the right side in a vertical array, and the brake pins (207) correspond to the uppermost brake grooves (209).

8. A roller shutter door opening device, characterized in that: comprising the anti-pop-up mechanism according to any one of claims 1 to 7, and,

the limiting mechanism (300) comprises an inserting block (301), limiting inserting plates (305) which are inserted into the upper end and the lower end of the inserting block (301) respectively, lifting blocks (304) which are arranged on the left sides of the two limiting inserting plates (305), and a first threaded rod (302) and a second threaded rod (303) which are connected inside the two lifting blocks (304) respectively in a threaded mode.

9. A roller shutter door opening device as claimed in claim 8, wherein: the front end of the inserting block (301) is connected with the rear outer wall of the mounting shell (202), and the inserting block (301) is inserted into the right lower end of the door body (106).

10. A roller shutter door opening device as claimed in claim 8, wherein: the upper end of first threaded rod (302) is provided with knob (306), the lower extreme of first threaded rod (302) is connected with the upper end of second threaded rod (303), the lower extreme rotation of second threaded rod (303) is connected with second fixed block (307), and second fixed block (307) sets up the back wall at door body (106) right side lower extreme.

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