CN213087836U

CN213087836U - Three-wing and four-wing revolving door convenient for fire emergency evacuation and safe anti-pinch

Info

Publication number: CN213087836U
Application number: CN202020627954.6U
Authority: CN
Inventors: 沈定胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2021-04-30
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a three, four wings revolving doors convenient to emergent sparse and safety of fire control are prevented pressing from both sides has arc fixed door body, cap head and actuating system and control system, and there is the transmission shaft cap head bottom plate center, has the center pin under the transmission shaft, has three or four main door wings and three or four vice door wings around the center pin. The utility model discloses fundamentally has solved revolving door clamp people's problem promptly, can open the emergent passageway of fire control again fast, avoids appearing the more serious consequence such as revolving door clamp people back broken door rescue people or the emergent broken door rescue people of fire control, more accords with the fire control requirement.

Description

Three-wing and four-wing revolving door convenient for fire emergency evacuation and safe anti-pinch

Technical Field

The utility model relates to a revolving door technical field, concretely relates to three, four wings revolving door convenient to emergent sparse and the safety of fire control prevent pressing from both sides.

Background

The revolving door obstructs the circulation of indoor and outdoor air, reduces the energy consumption of the air conditioner, improves the grade of a building due to the luxurious appearance, and is widely applied to large-scale public places such as markets, hotels, airports, office buildings and the like. However, revolving door presss from both sides people's incident and takes place occasionally, current revolving door is when pressing from both sides the pedestrian, trigger and prevent pressing from both sides sensor signaling control revolving door stall, because inertia, the revolving door can continue to move a section distance, lead to pressing from both sides and hinder the pedestrian, if sensor and control system break down, the revolving door is still rotating, will lead to being pressed from both sides the pedestrian and suffer serious injury or even fatal, and damage the revolving door, then, when three, four wings revolving door emergency appears in the building, can not form the quick evacuated crowd of fleing of ideal escape, cause the great loss for people's life and property. Therefore, the problems of people clamping and fire emergency evacuation when the three-wing and four-wing revolving doors rotate need to be solved.

SUMMERY OF THE UTILITY MODEL

In order to solve the two aspects problem that proposes among the above-mentioned background art, the utility model provides a three, four wings revolving door convenient to emergent sparse and the safety of preventing pressing from both sides of fire control can form emergent escape way fast, press from both sides people's safety problem when having solved the rotation again.

The technical scheme of the utility model is that: the utility model provides a three, four wings revolving doors convenient to emergent sparse and safety prevent pressing from both sides of fire control has the arc fixed door body, has the cap head on the arc door body, and there is actuating system cap head inside, cap head bottom plate center has perpendicular decurrent transmission shaft, and the transmission shaft lower extreme has gliding transmission shaft sleeve from top to bottom, and three or four brush supports distribute around the transmission shaft sleeve, go up brush support bottom and be equipped with the sensor, arc fixed door body center have the center pin, correspond around the center pin that brush support position distributes and have three or four combination door wings, every main door wing articulates a vice door wing.

The arc-shaped fixed door body is provided with two entrances and exits, the upright columns on the two sides of the entrances and exits are provided with anti-collision glue, an anti-clamping sensor is arranged in the anti-collision glue, the upright column on the right side of the exit is provided with an operating panel and an emergency stop switch, the upright column on the right side of the entrance is provided with the emergency stop switch, the tops of the entrances and exits are provided with starting sensors, and all the sensors and the sensors are connected.

The upper and lower parts of the central shaft are fixed with discs, the upper disc is connected with the transmission shaft sleeve through a pin shaft, and the bottom of the lower disc is provided with a bearing which is arranged on the ground and embedded into the lower disc.

Above-mentioned main every wing is installed on the disc about the center pin with stealthy hydraulic pressure floor spring or connecting plate, vice every wing is installed on the main every wing with two-way self-closing hinge, run into the pedestrian when the vice every wing is at the rotation in-process and block the time automatic folding, there is the safe distance that can hold alone current after the vice every wing is folding and between the arc fixed door body, avoid cliping the pedestrian, trigger the brush support bottom sensor signal control revolving door stall of going up in the folding time, treat that the pedestrian crosses back every wing automatic re-setting, the revolving door continues to rotate.

The utility model has the advantages that: the utility model adopts the door wing capable of being folded in two directions, when the door wing is blocked by a pedestrian in the rotating process, the door wing can be automatically folded to avoid the pedestrian, the sensor is triggered to send a signal to control the revolving door to stop rotating while being folded, and the revolving door still rotates and can not clamp the pedestrian even if the sensor or the control system fails; secondly, because the door wings can be folded in two directions, when people need to be evacuated in an emergency situation in a building, the channels on two sides of the central shaft of the revolving door can push the door wings outwards to rapidly pass, and a safe channel is automatically formed; and moreover, the door wings and the central shaft can be rapidly disassembled by hands, so that the material transport vehicle can pass through the door wings and the central shaft, and large materials and bulk materials can be conveniently and rapidly transported. The invention not only solves the problem that people are clamped by the revolving door fundamentally, but also can open the fire-fighting emergency passage quickly, thereby avoiding the serious consequence of people injury caused by the damaged door.

Drawings

FIG. 1 is a schematic structural diagram of example 1 according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of example 2 according to an embodiment of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a top view of the safety channel opened in example 1 according to the embodiment of the present invention;

FIG. 5 is a top view of the door wing of the present invention automatically folded when it meets the pedestrian's obstruction during the rotation process;

FIG. 6 is a top view of the present invention with the door wings and the central shaft removed;

fig. 7 is a top view of example 2 of the embodiment of the present invention for opening the safe passage.

In the figure: 1. the automobile door comprises an arc-shaped fixed door body, 201 main door wings, 202 auxiliary door wings, 3 upper disks, 4 lower disks, 5 central shafts, 6 cap heads, 7 transmission shafts, 8 cap head base plates, 9 transmission shaft sleeves, 10 shaft sleeve supporting plates, 11 supporting plate fixing screws, 12 invisible hydraulic ground springs, 13 lower brushes, 14 ground spring upper shaft sleeves, 15 side brushes, 16 upper brush supports, 17 sensors, 18 bottom plate trays, 19 pin shafts, 20 bearings, 21 ground spring upper shafts, 22 bidirectional self-closing hinges, 23 operation panels, 24 anti-collision glue, 25 upper brushes, 26 main door wing connecting plates, 27 pin shafts, 28 magnets, 29 emergency stop switches, 30 sensors and 31 bottom plate brackets.

Detailed Description

[ example 1 ]

Referring to fig. 1, 3, 4, 5, 6, a three-wing or four-wing revolving door convenient for fire emergency evacuation and safety anti-pinch comprises two house type fixed door bodies 1 and a cap 6, wherein the arc fixed door body 1 is provided with two entrances and exits, anti-collision glue 24 is arranged on the two side columns of the entrances and exits, a sensor 30 is arranged in the anti-collision glue, an operation panel 23 and an emergency stop switch 29 are arranged on the right column of the exit, an emergency stop switch 29 is arranged on the right side of the entrance, a starting sensor is arranged on the top of the entrance and exit, a driving system is arranged in the cap 6, a cap bottom plate 8 is arranged below the cap 6, the cap bottom plate 8 is arranged on a bottom plate bracket 31 and a bottom plate bracket 18, a vertically downward transmission shaft 7 is arranged in the center of the cap bottom plate 8, a transmission shaft sleeve 9 is arranged at the lower end of the transmission shaft 7, the transmission shaft sleeve 9 is supported at the lower end of the transmission shaft 7 by a shaft sleeve supporting plate 10 and a, the transmission shaft sleeve 9 can slide upwards by 15-30mm, three or four upper brush supports 16 (three upper brush supports of a three-wing revolving door and four upper brush supports of a four-wing revolving door) are distributed around the transmission shaft sleeve 9, the upper brush supports 16 can slide 15mm towards the upper part of the transmission shaft 7 along with the transmission shaft sleeve 9, the outer diameter of a sleeve of the transmission shaft sleeve 9 is smaller than the inner diameter of the bottom plate tray 18, an upper brush 25 is arranged on each upper brush support, a sensor 17 is arranged at the bottom of each upper brush support 16, the main door wing 201 and the auxiliary door wing 202 rotate synchronously with the upper brush supports 16, when the auxiliary door wings 202 leave the upper brush supports 16 due to resistance, the sensor 17 sends a signal to the control system to stop the revolving door to rotate, the center shaft 5 is arranged at the center of the arc-shaped fixed door body 1, the upper disc 3 is fixed at the top of the center shaft 5, the upper disc 3 is connected with, the bottom of the lower disc 4 is provided with a bearing 20, the bearing 20 is embedded into the lower disc 4 by 10mm, the sliding distance of the transmission shaft sleeve 9 to the upper part of the transmission shaft 7 is larger than the depth of the bearing 20 embedded into the lower disc 4, the bearing 20 is arranged on the ground, three or four main door wings 201 are distributed at the position corresponding to the upper brush support 16 around the central shaft 5, the main door wings 201 are connected with the upper disc 3 and the lower disc 4 and can be rapidly disassembled by hands, invisible hydraulic ground springs 12 are arranged in the lower frames of the main door wings 201 and are connected with the lower disc 4, the upper frames of the main door wings 201 are provided with upper ground spring shaft sleeves 14, the upper ground spring shaft sleeves 14 are connected with upper ground spring shafts 21, the upper ground spring shafts 21 are arranged inside the upper disc 3, adjusting screws of the upper ground spring shafts 21 protrude out of the upper disc 3 and can manually adjust the upper shaft to lift, the auxiliary door wings 202 are hinged with the main door wings 201 by a bidirectional self, the lower brush 13 is arranged under the main door wing 201 and the auxiliary door wing 202. As shown in fig. 5, when the sub-door wing 202 is stopped by a pedestrian in the counterclockwise rotation process, the sub-door wing 202 can be folded clockwise automatically, and a safe distance allowing one person to pass is formed between the folded sub-door wing 202 and the arc-shaped fixed door body 1, so that the pedestrian is prevented from being clamped. When people in the emergency evacuation room are crowd, the channels on the two sides of the central shaft 5 of the revolving door can push the door wings outwards to quickly pass through to form a safe channel and automatically keep the state of the safe channel, as shown in fig. 6, if large materials or bulk materials need to enter and exit, the upper shaft sleeve 14 of the floor spring and the upper shaft 21 are disconnected by hands, the main door wing 201 and the auxiliary door wing 202 are taken out, then the pin shaft 19 is taken out to disconnect the upper disc 3 and the transmission shaft sleeve 9, the central shaft 5 is lifted upwards to enable the lower disc 4 to be separated from the bearing 20, and then the central shaft 5 is horizontally moved out, so that the whole process is simple and quick without any tool. The upper disc 3 and the lower disc 4 may also be triangular (fork) or quadrangular (fork).

[ example 2 ]

Referring to fig. 2 and 7, the main door wing is connected with the upper disc 3 and the lower disc 4 through a main door wing connecting plate 26 by a pin shaft 27, the main door wing connecting plate 26 is arranged at the position of the upper disc 3 and the lower disc 4 corresponding to the upper brush support, the main door wing 201 is vertically slotted and is inserted into the main door wing connecting plate 26 and connected by the pin shaft 27, decorative covers are arranged at two ends of the pin shaft, and the auxiliary door wing 202 is hinged with the main door wing 201 by a bidirectional self-closing hinge 22. As shown in fig. 7, the magnet 28 is installed in the outer frame of the sub-door 202, and when the emergency evacuation forms the safe passage, the two sub-door 202 attract each other and automatically maintain the safe passage state. The upper disc 3 and the lower disc 4 can also be triangular (fork) or quadrangular (fork), and the middle shaft can be made into a box-expanding type.

Above shows and describes the fundamental principle and the leading features and advantages of the present invention, not every embodiment only contains a technical solution, the present invention obviously does not receive the limitation of the above embodiments, based on the design concept and technical solution of the present invention, can be realized through the combination or combination of each embodiment, also can be realized through various changes or transformations, all should be contained within the protection scope of the present invention.

Claims

1. The utility model provides a three convenient to emergent sparse and safe anti-pinch of fire control, four wings revolving door, including arc fixed door body (1), cap head (6), there is actuating system in cap head (6), cap head bottom plate (8) center has vertical decurrent transmission shaft (7), transmission shaft (7) lower extreme has driving shaft sleeve (9), it goes up brush support (16) to distribute three or four around driving shaft sleeve (9), the bottom of going up brush support (16) is equipped with sensor (17), arc fixed door body (1) center has center pin (5), disc (3) and lower disc (4) have about center pin (5), correspond three or four main door wings (201) and three or four vice door wings (202) of position distribution with last brush support (16) around center pin (5), its characterized in that: the auxiliary door wing (202) and the main door wing (201) are hinged by a bidirectional self-closing hinge (22) and can be folded forward and backward, and the main door wing (201) is connected with the upper disc (3) and the lower disc (4).

2. The three-and four-wing revolving door convenient for fire emergency evacuation and safety pinch prevention according to claim 1, wherein: the upper brush support (16) can slide 15mm to the upper part of the transmission shaft (7) along with the transmission shaft sleeve (9), the transmission shaft sleeve (9) is supported at the bottom of the transmission shaft (7) by a shaft sleeve supporting plate (10) through a supporting plate fixing screw (11), and the outer diameter of a sleeve of the transmission shaft sleeve (9) is smaller than the inner diameter of the bottom plate tray (18).

3. The three-and four-wing revolving door convenient for fire emergency evacuation and safety pinch prevention according to claim 2, wherein: center pin (5) have last disc (3), go up disc (3) and be connected with driving sleeve (9) with round pin axle (19), center pin (5) have down disc (4), have bearing (20) bottom disc (4) down, 10mm is dark in disc (4) under the embedding of bearing (20), and center pin (5) are upwards mentioned and are made down disc (4) break away from bearing (20) and can bare-handed quick dismantlement.

4. The three-and four-wing revolving door convenient for fire emergency evacuation and safety pinch prevention according to claim 1, wherein: the main door wing (201) and the auxiliary door wing (202) rotate synchronously with the upper brush support (16), and when the auxiliary door wing (202) leaves the upper brush support (16) due to resistance, the sensor (17) sends a signal to the control system to stop the rotation of the revolving door.

5. The three-and four-wing revolving door for fire emergency evacuation and safety pinch prevention according to any one of claims 1-3, wherein: the sliding distance of the transmission shaft sleeve (9) to the upper part of the transmission shaft (7) is greater than the depth of the bearing (20) embedded in the lower disc (4).

6. The three-and four-wing revolving door convenient for fire emergency evacuation and safety pinch prevention according to claim 1, wherein: after being folded, the auxiliary door wing (202) has a safe distance which can be passed by one person with the arc-shaped fixed door body (1).