CN218953212U - Quick lifting rolling shutter door - Google Patents

Abstract

The utility model relates to the technical field of rolling doors and discloses a rapid lifting rolling door which comprises two door frames which are symmetrically distributed left and right, wherein the tops of the two door frames are provided with the same rolling door, one end of the rolling door extends to the inner sides of the two door frames, the bottoms of the rolling door are provided with damping mechanisms which are symmetrically distributed left and right, the bottoms of the two damping mechanisms are fixedly connected with the same self-locking mechanism, the bottoms of the two door frames are fixedly provided with bases, and the opposite sides of the two bases are provided with locking holes. This quick lift's rolling slats door possesses advantages such as shock attenuation is effectual, has solved current electronic rolling slats door and has not set up damping device mostly, because its lifting speed is fast, can lead to the inside part of rolling slats door to shake bad in the time of the bottom of rolling slats door and ground striking, and long-term use still probably leads to the rolling slats door to block or scrapped problem.

Description

Quick lifting rolling shutter door

Technical Field

The utility model relates to the technical field of roller shutter doors, in particular to a roller shutter door capable of being lifted quickly.

Background

The rolling door is a door which is connected in series by the door sheets with multi-joint movement and is rotated and lifted by taking the rotating shaft as the center in fixed sliding, is suitable for places such as business door surfaces, garages, markets, hospitals, workshops, cabins or houses, and the like, and comprises a manual rolling door and an electric rolling door, wherein the electric rolling door can realize the rapid lifting of the rolling door.

Most of the existing electric rolling doors are not provided with damping devices, and as the lifting speed is high, the parts inside the rolling doors possibly fail and shake bad when the bottom of the rolling doors collides with the ground, and the rolling doors can be blocked or scrapped after long-term use, so that the rolling doors capable of being lifted quickly are provided to solve the problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the quick lifting roller shutter door which has the advantages of good damping effect and the like, and solves the problems that the existing electric roller shutter door is not provided with a damping device in most cases, the bottom of the roller shutter door possibly causes the failure and the vibration of parts in the roller shutter door to be damaged when the roller shutter door is impacted with the ground due to the high lifting speed, and the roller shutter door is possibly blocked or scrapped after long-term use.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the rolling door comprises two door frames which are symmetrically distributed left and right, wherein the top parts of the two door frames are provided with the same rolling door, one end of the rolling door extends to the inner sides of the two door frames, the bottom parts of the rolling door are provided with two shock absorption mechanisms which are symmetrically distributed left and right, the bottom parts of the two shock absorption mechanisms are fixedly connected with the same self-locking mechanism, the bottom parts of the two door frames are fixedly provided with bases, and locking holes are formed in the opposite sides of the two bases;

the two damping mechanisms all include the shock attenuation pole, two the same self-locking mechanism of bottom fixedly connected with of shock attenuation pole, the shock attenuation groove with two shock attenuation pole looks adaptations has been seted up to the bottom of rolling slats door, two the outside of shock attenuation pole all is equipped with the spring that is located two shock attenuation inslot sides, two the outside of shock attenuation pole all fixed mounting have with homonymy spring bottom fixed connection's stop collar, two the inner wall of shock attenuation groove all is equipped with and is located homonymy spring top and with the stop collar of homonymy shock attenuation pole looks adaptations, two the equal fixed mounting in top of shock attenuation pole has the piston with the inboard sliding connection of two shock attenuation grooves.

The beneficial effects of the utility model are as follows: when the rolling door is closed, after the self-locking mechanism at the bottom of the rolling door impacts the ground, the damping rod extrudes air in the damping groove through the piston to match with the spring to stretch and retract so as to achieve the damping effect.

The quick lifting roller shutter door has the advantage of good damping effect.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, self-locking mechanism includes chassis and quantity be two and be bilateral symmetry's first axle bed, the equal fixed mounting in front and back both sides of chassis has the baffle, the top of chassis is equipped with the quantity and is two and be bilateral symmetry's slide rail, two the top of slide rail respectively with the bottom fixed connection of two shock attenuation poles, two the top of first axle bed and the bottom sliding connection of rolling slats door, two first axle bed is located between two shock attenuation poles, two the inside of first axle bed is all rotated and is connected with two first movable rods, two first movable rods are the cross setting, and connect through the pivot, two the equal rotation of one end that first movable rod kept away from first axle bed is connected with the second movable rod that one end extends to the inboard of homosideslip rail, two the equal lockhole looks adaptation of second movable rod.

After the chassis contacts the ground, the rolling door continues to move downwards to drive the two first shaft seats to slide towards the left side and the right side, the two first shaft seats respectively drive the two first movable rods to be folded in a crossing mode, the two first movable rods respectively drive the two second movable rods to move towards one end far away from the shaft seats in the sliding rail, and one end, far away from the two first movable rods, of the two second movable rods extends into the lock hole, so that the rolling door is locked.

Further, the top fixed mounting of two the slide rail has a quantity and is bilateral symmetry's shock pad, two the shock pad is the rubber material.

The beneficial effect of adopting above-mentioned further scheme is that, the shock pad is the rubber material for difficult production wearing and tearing when the top of chassis and the bottom contact of door curtain.

Further, the rolling door comprises a motor, the motor is step motor, the bottom of motor and the top fixed connection of left side door frame, the output fixedly connected with dwang of motor, the one end that the motor was kept away from to the dwang rotates and is connected with the second axle seat, the bottom of second axle seat and the top fixed connection of right side door frame, the outside transmission of dwang is connected with the door curtain that is located between motor and the second axle seat, first spout has been seted up to the bottom of door curtain, two the top of first axle seat all is equipped with the slider with first spout looks adaptation, two the top fixed mounting of door frame has the protecting crust that is located motor and second axle seat outside.

The adoption of the further scheme has the beneficial effects that the stepping motor enables the door curtain to rapidly ascend and descend, and the protective shell blocks the top of the door frame and the motor from entering dust.

Further, the left and right sides of door curtain all rotates and is connected with the first pulley that is ten and be bilateral symmetry distribution, two the second spout with first pulley looks adaptation has all been seted up to the opposite one side of door frame.

The adoption of the further scheme has the beneficial effects that the first pulley enables the door curtain to move up and down in the door frame more smoothly and rapidly, and the situation that the door curtain is blocked is difficult to occur.

Further, two the third spout that is bilateral symmetry distribution is offered to two the relative one side of baffle all, both sides all are equipped with the second pulley that is bilateral symmetry distribution for two and is in quantity around the door curtain, four the second pulley all with four third spouts looks adaptations.

The beneficial effect of adopting above-mentioned further scheme is, the second pulley makes the contact of the relative one side of two baffles and the front and back both sides of door curtain smoother, is difficult for producing wearing and tearing.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the damping mechanism and the door curtain according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the self-locking mechanism and the door curtain of the present utility model;

FIG. 4 is a right side view of the structure of the baffle and curtain connection of the present utility model;

FIG. 5 is a schematic view of the connection structure of the door frame and the door curtain of the present utility model;

FIG. 6 is an enlarged view of the structure of the present utility model at A.

In the figure: 1. a door frame; 2. a roller shutter door; 201. a motor; 202. a rotating lever; 203. a second axle seat; 204. a door curtain; 205. a first chute; 206. a first pulley; 207. a protective shell; 208. a second pulley; 3. a damping mechanism; 301. a shock-absorbing rod; 302. a damping groove; 303. a spring; 304. a limit sleeve; 305. a limiting ring; 306. a piston; 4. a self-locking mechanism; 401. a chassis; 402. a first shaft seat; 403. a baffle; 404. a slide rail; 405. a first movable lever; 406. a rotating shaft; 407. a second movable rod; 408. a shock pad; 409. a slide block; 410. a third chute; 5. a base; 6. a lock hole; 7. and a second chute.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the embodiment, as shown in fig. 1-6, the quick lifting roller shutter door comprises two door frames 1 which are symmetrically distributed left and right, wherein the top parts of the two door frames 1 are provided with the roller shutter doors 2, one end of each roller shutter door extends to the inner sides of the two door frames 1, the bottom parts of the roller shutter doors 2 are provided with two damping mechanisms 3 which are symmetrically distributed left and right, the bottoms of the two damping mechanisms 3 are fixedly connected with the same self-locking mechanism 4, the bottoms of the two door frames 1 are fixedly provided with bases 5, and the opposite sides of the two bases 5 are provided with locking holes 6;

the two damping mechanisms 3 comprise damping rods 301, the bottoms of the two damping rods 301 are fixedly connected with the same self-locking mechanism 4, damping grooves 302 matched with the two damping rods 301 are formed in the bottom of the roller shutter door 2, springs 303 positioned on the inner sides of the two damping grooves 302 are arranged on the outer sides of the two damping rods 301, limiting sleeves 304 fixedly connected with the bottoms of the springs 303 on the same side are fixedly arranged on the outer sides of the two damping rods 301, limiting rings 305 positioned above the springs 303 on the same side and matched with the damping rods 301 on the same side are arranged on the inner walls of the two damping grooves 302, and pistons 306 slidably connected with the inner sides of the two damping grooves 302 are fixedly arranged on the tops of the two damping rods 301;

when the roller shutter door 2 is closed, after the self-locking mechanism 4 at the bottom of the roller shutter door 2 impacts the ground, the damping rod 301 extrudes the air in the damping groove 302 through the piston 306 to match with the spring 303 to stretch so as to achieve the damping effect;

the self-locking mechanism 4 comprises a chassis 401 and two first shaft seats 402 which are symmetrically distributed left and right, baffles 403 are fixedly arranged on the front side and the rear side of the chassis 401, sliding rails 404 which are symmetrically distributed left and right are arranged on the top of the chassis 401, the tops of the two sliding rails 404 are fixedly connected with the bottoms of the two shock absorption rods 301 respectively, the tops of the two first shaft seats 402 are slidably connected with the bottom of the roller shutter door 2, the two first shaft seats 402 are positioned between the two shock absorption rods 301, two first movable rods 405 are rotatably connected in the two first shaft seats 402, the two first movable rods 405 are arranged in a crossed mode and are connected through a rotating shaft 406, one ends of the two first movable rods 405 far away from the first shaft seats are rotatably connected with second movable rods 407 with one ends extending to the inner sides of the same side sliding rails 404, and the two second movable rods 407 are matched with lock holes 6;

when the chassis 401 contacts the ground, the roller shutter door 2 continues to move downwards to drive the two first shaft seats 402 to slide towards the left side and the right side, the two first shaft seats 402 respectively drive the two first movable rods 405 to be folded in a crossing manner, the two first movable rods 405 respectively drive the two second movable rods 407 to move towards one end far away from the shaft seats in the sliding rail 404, and one end of the two second movable rods 407 far away from the two first movable rods 405 extends into the lock hole 6, so that the roller shutter door 2 is locked;

the top of the two sliding rails 404 is fixedly provided with two shock pads 408 which are symmetrically distributed left and right, and the two shock pads 408 are made of rubber;

the shock pad 408 is made of rubber, so that abrasion is not easy to occur when the top of the chassis 401 is contacted with the bottom of the door curtain 204;

the rolling door 2 comprises a motor 201, the motor 201 is a stepping motor, the bottom of the motor 201 is fixedly connected with the top of a left door frame 1, the output end of the motor 201 is fixedly connected with a rotating rod 202, one end of the rotating rod 202, which is far away from the motor 201, is rotationally connected with a second shaft seat 203, the bottom of the second shaft seat 203 is fixedly connected with the top of a right door frame 1, the outer side of the rotating rod 202 is in transmission connection with a door curtain 204 which is positioned between the motor 201 and the second shaft seat 203, a first sliding groove 205 is formed in the bottom of the door curtain 204, sliding blocks 409 which are matched with the first sliding groove 205 are respectively arranged at the tops of two first shaft seats 402, and a protective shell 207 which is positioned outside the motor 201 and the second shaft seat 203 is fixedly arranged at the tops of the two door frames 1;

the stepping motor enables the door curtain 204 to rapidly ascend and descend, and the protective housing 207 blocks the top of the door frame 1 and the motor 201 from entering dust;

the left side and the right side of the door curtain 204 are respectively and rotationally connected with ten first pulleys 206 which are symmetrically distributed left and right, and the opposite sides of the two door frames 1 are respectively provided with a second chute 7 which is matched with the first pulleys 206;

the first pulley 206 makes the door curtain 204 move up and down in the door frame 1 more smoothly and quickly, and the door curtain 204 is not easy to be blocked;

the opposite sides of the two baffles 403 are respectively provided with two third sliding grooves 410 which are distributed in a bilateral symmetry manner, the front side and the rear side of the door curtain 204 are respectively provided with two second pulleys 208 which are distributed in a bilateral symmetry manner, and the four second pulleys 208 are respectively matched with the four third sliding grooves 410;

the second pulley 208 makes contact between the opposite sides of the two baffles 403 and the front and rear sides of the curtain 204 smoother, and is less prone to wear.

Working principle:

the first step: starting the motor 201 to rotate positively, driving the rotating rod 202 to rotate clockwise by the motor 201, driving the door curtain 204 to move downwards in the second chute 7 on the inner side of the door frame 1 through the first pulley 206 by the rotating rod 202, continuing to move downwards by the door curtain 204 when the bottom of the self-locking mechanism 4 impacts the ground, driving the spring 303 to shrink by the shock absorbing rod 301, simultaneously driving the piston 306 to extrude the air in the shock absorbing groove 302 to be discharged, and reducing the moving speed of the piston 306 by friction force released by the discharged air to counteract the elastic potential energy released by the spring 303, so that the shock absorbing effect is achieved;

and a second step of: meanwhile, after the chassis 401 contacts the ground, the door curtain 204 continues to move downwards to drive the two first shaft seats 402 to slide to the left and right sides in the first sliding groove 205, the two first shaft seats 402 respectively drive the two first movable rods 405 to be folded in a crossing manner on the left and right sides through the rotating shaft 406, the two first movable rods 405 respectively drive the two second movable rods 407 to move to the left and right sides in the sliding rail 404 until one ends of the two second movable rods 407 far away from the first movable rods 405 are clamped into the lock holes 6 on the two sides, and then the motor 201 is closed, so that the door locking effect is achieved;

and a third step of: the motor 201 is started to rotate reversely, the motor 201 drives the rotating rod 202 to rotate anticlockwise, the rotating rod 202 drives the door curtain 204 to move upwards in the second sliding groove 7 on the inner side of the door frame 1 through the first pulley 206, the door curtain 204 drives the two first shaft seats 402 to approach towards the middle, the two first shaft seats 402 respectively drive the two first movable rods 405 to fold up and down in a crossed mode through the rotating shaft 406, the two first movable rods 405 respectively drive the two second movable rods 407 to move towards the middle until one ends, far away from the first movable rods 405, of the two second movable rods 407 are completely separated from the lock holes 6 on the left side and the right side, the door curtain 204 returns to the inside of the two sliding rails 404, and the door curtain 204 continues to rise to be contacted with the bottoms of the protective shells 207 on the tops of the door curtain 204 on the front side and the rear side, so that unlocking and door opening effects are achieved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a roller shutter door of quick lift, is door frame (1) that just is bilateral symmetry and distributes including two in quantity, its characterized in that: the two rolling doors (2) with the same top and one end extending to the inner sides of the two door frames (1) are arranged at the tops of the two door frames (1), two shock absorption mechanisms (3) which are distributed in a bilateral symmetry mode are arranged at the bottoms of the rolling doors (2), the same self-locking mechanism (4) is fixedly connected to the bottoms of the two shock absorption mechanisms (3), bases (5) are fixedly arranged at the bottoms of the two door frames (1), and lock holes (6) are formed in opposite sides of the two bases (5);

the two damping mechanisms (3) comprise damping rods (301), the two damping rods (301) are fixedly connected with one self-locking mechanism (4) at the bottom, damping grooves (302) matched with the two damping rods (301) are formed in the bottom of the roller shutter door (2), springs (303) located at the inner sides of the two damping grooves (302) are arranged at the outer sides of the damping rods (301), limiting sleeves (304) fixedly connected with the bottoms of the same-side springs (303) are fixedly mounted at the outer sides of the damping rods (301), limiting rings (305) located above the same-side springs (303) and matched with the same-side damping rods (301) are arranged on the inner walls of the two damping grooves (302), and pistons (306) slidably connected with the inner sides of the two damping grooves (302) are fixedly mounted at the tops of the two damping rods (301).

2. A quick lift rolling door as set forth in claim 1 wherein: the self-locking mechanism (4) comprises a chassis (401) and first shaft seats (402) which are two in number and distributed in a bilateral symmetry mode, baffles (403) are fixedly installed on the front side and the rear side of the chassis (401), sliding rails (404) which are two in number and distributed in a bilateral symmetry mode are arranged on the top of the chassis (401), the tops of the sliding rails (404) are fixedly connected with the bottoms of two shock absorbing rods (301) respectively, the tops of the two first shaft seats (402) are slidably connected with the bottoms of the roller shutter door (2), the two first shaft seats (402) are located between the two shock absorbing rods (301), the two first movable rods (405) are rotatably connected in the first shaft seats, the two first movable rods (405) are in crossed arrangement, one ends of the two first movable rods (405) away from the first shaft seats are rotatably connected with second movable rods (407) of which one ends extend to the inner sides of the same side sliding rails (404), and the two second movable rods (407) are matched with the two second lock holes (6).

3. A quick lift rolling door as set forth in claim 2 wherein: the top of the two sliding rails (404) is fixedly provided with two shock pads (408) which are distributed in a bilateral symmetry mode, and the two shock pads (408) are made of rubber materials.

4. A quick lift rolling door as set forth in claim 2 wherein: the rolling door (2) comprises a motor (201), the motor (201) is a stepping motor, the bottom of the motor (201) is fixedly connected with the top of a left side door frame (1), the output end of the motor (201) is fixedly connected with a rotating rod (202), one end of the rotating rod (202), which is far away from the motor (201), is rotationally connected with a second shaft seat (203), the bottom of the second shaft seat (203) is fixedly connected with the top of a right side door frame (1), a door curtain (204) which is arranged between the motor (201) and the second shaft seat (203) is connected with the outside of the rotating rod (202), a first sliding groove (205) is formed in the bottom of the door curtain (204), two sliding blocks (409) which are matched with the first sliding groove (205) are respectively arranged at the top of the first shaft seat (402), and protective shells (207) which are arranged outside the motor (201) and the second shaft seat (203) are fixedly arranged at the top of the door frame (1).

5. A quick lift rolling door as set forth in claim 4 wherein: the left and right sides of door curtain (204) all rotates and is connected with first pulley (206) that is ten and be bilateral symmetry distribution, two opposite one side of door frame (1) has all been seted up second spout (7) with first pulley (206) looks adaptation.

6. A quick lift rolling door as set forth in claim 4 wherein: the opposite sides of the two baffles (403) are provided with two third sliding grooves (410) which are distributed in a bilateral symmetry mode, the front side and the rear side of the door curtain (204) are provided with two second pulleys (208) which are distributed in a bilateral symmetry mode, and the four second pulleys (208) are matched with the four third sliding grooves (410).

Images