CN111335789A - A folding door leaf assembly and a revolving door using the same - Google Patents

Abstract

The invention relates to a folding door leaf assembly and a revolving door using the assembly, comprising two door panels that are mutually rotated and folded, a handle is arranged between the two door panels, the handle is divided into a rotating end and a free end, and the rotating end is fixed therein On one door panel, the free end slides in the arc groove set on the surface of the two door panels, and the middle section of the arc groove can be rotated to prevent the rotation of the handle. When the free end and the rotating end are respectively on the two door panels, the two door panels are locked. The state cannot be folded; when the free end and the rotating end are on the same door panel, the two door panels are freely folded in the unlocked state. In the present invention, the folding door leaf assembly is arranged on the revolving door to replace the original door leaf composed of a whole piece of glass, so that the handle can be controlled, the folding door leaf assembly can be opened to realize the self-rescue of the trapped persons, and at the same time, multiple doors on the same revolving door can be opened. A folding door leaf assembly is convenient for a large number of people to enter and exit, and finally the handle is locked by controlling the rotation section of the arc groove.

Description

A folding door leaf assembly and a revolving door using the same

technical field

The invention relates to the technical field of revolving doors, in particular to a folding door leaf assembly and a revolving door using the assembly.

Background technique

The revolving door is composed of a fixed frame, a cap head, a ground edging, and a side wall glass to form the outer frame of the revolving door. The booth and door leaf in the middle are the revolving parts. The automatic revolving door is controlled by a microcomputer control system composed of a program logic controller (PLC), a computer central processing unit (CPU) and a speed control circuit and other control devices. The operation of the door is completely automatic.

The door leaf of the existing revolving door is composed of a whole piece of glass. Although it is beautiful, when the rotating shaft at the bottom is damaged and cannot be rotated, it is easy to trap the user between the two door leaves, and the user cannot save himself. When a large number of people use it, although the sides on both sides can also enter and exit, the overall speed is slow and it is inconvenient to use.

SUMMARY OF THE INVENTION

Now, in order to meet the above-mentioned needs for self-rescue of people trapped in the revolving door and large-scale entry and exit of people, the present invention proposes a folding door leaf assembly and a revolving door using the same.

The technical problem to be solved by this invention adopts the following technical solutions to realize:

A folding door leaf assembly, comprising two door panels that are mutually rotated and folded, a handle is arranged between the two door panels, the handle is divided into a rotating end and a free end, the rotating end is fixed on one of the door panels, and the free end is on the two door panels. It slides in the arc groove set on the surface, and the middle section of the arc groove can be rotated to prevent the rotation of the handle. When the free end and the rotating end are respectively on the two door panels, the two door panels are locked and cannot be folded; When connected to the same door panel, the two door panels can be folded freely in the unlocked state.

The door panel is divided into a first door panel and a second door panel, the rotating end of the handle is connected to the first door panel through the rotation shaft, and the free end of the handle slides in the arc grooves installed on the surface of the first door panel and the second door panel through sliding feet.

The arc groove is a circular arc-shaped groove body with the distance between the rotating shaft and the sliding foot as the radius. The length of the arc groove is longer than a quarter arc, and the lowest point of the arc groove is kept horizontal with the rotating shaft. The direction of rotation is upward, and the depth from one end to the other end of the lowest point of the arc groove gradually decreases.

The length of the handle is less than or equal to the distance between the longitudinal axes of the first door panel and the second door panel, and the rotating shaft is located on the side of the longitudinal axis of the first door panel close to the second door panel.

The arc groove is divided into three sections, namely the starting section, the rotating section and the ending section. The starting section is fixed on the second door panel, the rotating section is rotatably set on the second door panel, and the ending section is fixed on the first door panel. The second door panel is provided with a clamping rod for rotating and locking the rotating section, the clamping rod includes a telescopic rod fixed on the rotating section and a cross rod disposed at the front end of the telescopic rod, the cross rod is clamped on the second door panel In the limit groove fixedly set on the other side.

A revolving door includes a door frame assembly used for rotation, the upper and lower surfaces of the door frame assembly are provided with a number of sets of chute evenly spaced along its circumferential direction, and the inside of the chute is slidably provided with rollers on the upper and lower surfaces of the folding door leaf assembly. It is used to realize the folding opening and flat closing of the folding door leaf assembly.

The door frame assembly includes a base, a central column and a cap head, the cap head is fixedly connected to the base through the central column, a motor is built in the cap head, and a rotating bearing is built in the base.

The upper and lower surfaces of the first door panel and the second door panel in the folding door leaf assembly are moved in the chute opened on the cap head and the base surface by rotating rollers, and the folding door leaf assembly corresponds to the chute one by one.

One side of the first door panel is inserted into the card slot opened on the peripheral wall of the central column.

In the present invention, a rotatable handle is installed on one of the surfaces of the two foldable door panels, and the handle rotates along the arc grooves arranged on the surfaces of the two door panels. When the handle is horizontally located between the two door panels, the two The door panel is locked, on the contrary, when the handle is vertically arranged on a door panel, the two door panels are unlocked, and the middle section of the arc groove can be rotated to determine whether the arc groove is a passage, so as to control whether the handle can be rotated or not. .

In the present invention, the folding door leaf assembly is arranged on the revolving door to replace the original door leaf composed of a whole piece of glass, so that the handle can be controlled, the folding door leaf assembly can be opened to realize the self-rescue of the trapped persons, and at the same time, multiple doors on the same revolving door can be opened. A folding door leaf assembly is convenient for a large number of people to enter and exit. Finally, by controlling the rotation section of the arc groove, the handle is locked to ensure the safety factor of the revolving door.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the three-dimensional schematic diagram of the folding door leaf assembly of the present invention;

Fig. 2 is the perspective view of the rear side of the folding door leaf assembly of the present invention;

Fig. 3 is the front perspective schematic diagram of the folding door leaf assembly of the present invention;

Fig. 4 is the connection perspective schematic diagram of the handle, the arc groove and the clamping rod of the present invention;

Fig. 5 is the sectional structure schematic diagram of the clamping rod installation place of the present invention;

6 is a schematic diagram of the overall structure of the revolving door of the present invention;

7 is a schematic diagram of the internal structure of the revolving door of the present invention.

In the figure: 1, folding door leaf assembly; 11, first door panel; 12, second door panel; 13, handle; 14, rotating shaft; 15, sliding foot; 16, arc groove; 161, starting section; 162, rotating section; 163, termination section; 17, clamping rod; 171, telescopic rod; 172, cross rod; 18, limit groove; 19, roller; 2, door frame assembly; 21, base; 22, cap head; 23, center column; 24 , Chute; 25, card slot.

Detailed ways

In order to make those skilled in the art better understand the technical solutions of the present invention, the present invention will be described more clearly and completely below with reference to the accompanying drawings in the embodiments. Of course, the described embodiments are only a part of the present invention. Not all, based on this embodiment, other embodiments obtained by those skilled in the art without creative labor are all within the protection scope of the present invention.

As shown in Figures 1-5, a folding door leaf assembly includes two door panels that are folded and rotated with each other, a handle 13 is arranged between the two door panels, and the handle 13 is divided into a rotating end and a free end, and the rotating end is fixed at the On one of the door panels, the free end slides in the arc groove 16 provided on the surface of the two door panels, and the middle section of the arc groove 16 can be rotated to prevent the rotation of the handle 13. When the free end and the rotating end are respectively on the two door panels, the two Each door panel is locked and cannot be folded; when the free end and the rotating end are on the same door panel, the two door panels are free to fold in an unlocked state.

The door panel is divided into a first door panel 11 and a second door panel 12. The rotating end of the handle 13 is connected to the first door panel 11 through the rotation shaft 14. The free end of the handle 13 is mounted on the surface of the first door panel 11 and the second door panel 12 through the sliding foot 15. slide in the arc groove 16. The first door panel 11 and the second door panel 12 can be hinged or rotationally connected. The specifications of the first door panel 11 and the second door panel 12 are set to be the same. When the first door panel 11 and the second door panel 12 are locked, otherwise the handle 13 is vertical, the first door panel 11 and the second door panel 12 are unlocked.

The arc groove 16 is a circular arc-shaped groove body with the dot of the rotating shaft 14 and the distance between the rotating shaft 14 and the sliding foot 15 as the radius. The length of the arc groove 16 is longer than a quarter arc, and the lowest point of the arc groove 16 is the same as The rotating shaft 14 is kept horizontal, the rotation direction of the handle 13 is upward, and the depth from one end to the other end of the lowest point of the arc groove 16 gradually decreases. The length of the arc groove 16 is longer than a quarter of a circular arc, so that the handle 13 can be directly rotated to the other side of the highest point to stop when it crosses the highest point, so as not to fall back when you let go, while the arc groove 16 goes from the lowest point to the other end The depth gradually becomes shallower, so that the sliding foot 15 can be squeezed slowly until the end after passing the highest point is squeezed to limit the sliding foot 15, so as to prevent the handle 13 from falling back or automatically returning.

The length of the handle 13 is less than or equal to the distance between the longitudinal axes of the first door panel 11 and the second door panel 12 . The rotating end of the handle 13 is arranged on the side of the first door panel 11 close to the second door panel 12, and the free end of the handle 13 is arranged on the side of the second door panel 12 close to the first door panel 11, that is, the handle 13 is arranged on two sides. Between the door panels, the length of the handle 13 is also less than half of the width between the two door panels, so that when the handle 13 becomes vertical, the handle 13 still leans towards the middle of the two door panels, so that it can be easily Pull the two door panels so that the two door panels rotate and fold.

The arc groove 16 is divided into three sections, which are a starting section 161, a rotating section 162 and an ending section 163. The starting section 161 is fixedly arranged on the second door panel 12, the rotating section 162 is rotatably arranged on the second door panel 12, and the ending section 163 is fixedly arranged on the first door panel 11, and the second door panel 12 is provided with a clamping rod 17 for rotating and locking the rotating section 162 through and rotating. The clamping rod 17 includes a telescopic rod 171 fixed on the rotating section 162 and a telescopic rod. A transverse rod 172 is provided at the front end of the rod 171 , and the transverse rod 172 is clamped in the limiting groove 18 fixedly provided on the other side of the second door panel 12 . The telescopic rod 171 is composed of a sleeve rod, an inner rod and a spring between the two. The sleeve rod penetrates the second door panel 12 and is rotatably connected to the second door panel 12. One end of the sleeve rod is fixedly connected to the rotation section 162 of the arc groove 16, and the inner The rod is slidably arranged inside the sleeve rod, the spring is used to push the inner rod to recover, and the outer end of the inner rod is fixedly connected with a transverse rod 172 . When in use, the horizontal bar 172 is pulled outward, and the horizontal bar 172 drives the inner rod of the telescopic rod 171 to move outward from the sleeve of the telescopic rod 171 to extend and press the spring until the horizontal rod 172 is removed from the range of the limit groove 18 . Then, the cross rod 172 is rotated, the cross rod 172 drives the inner rod, the inner rod drives the sleeve rod, and the sleeve rod rotates in the rotating section 162 of the arc groove 16, thereby deforming the complete arc groove 16, so that the handle 13 cannot be normal. Slide, then release the cross bar 172, the inner bar is pulled by the spring recovery, the inner bar is retracted into the sleeve bar, and then the cross bar 172 is attached to the wall of the door panel, so that the cross bar 172 is separated from the limit slot 18 and cannot be rotated to enter In the limiting groove 18 , self-reset cannot be performed by rotating the segment 162 of the arc groove 16 in the opposite direction, and the handle 13 is locked at the initial segment 161 of the arc groove 16 to complete the sliding locking of the handle 13 .

When the folding door assembly 1 is folded: the user holds the handle 13 and pushes the free end of the handle 13 upward along the arc groove 16, so that the handle 13 rotates with the rotating end, and the sliding foot 15 installed at the free end is in the arc groove 16 Move upward until the handle 13 is changed from horizontal to vertical, and the rotating end and the free end of the handle 13 are both on the first door panel 11 to unlock the first door panel 11 and the second door panel 12, and then hold the handle 13 to the Pulling outwards makes the first door panel 11 and the second door panel 12 , which are rotated and folded to each other, change from a flat state to this state.

When the folding door leaf assembly 1 does not need to be folded: the first is the latch state, that is, the handle 13 is kept in a horizontal horizontal state, so that the free end and the rotating end of the handle 13 are on the first door panel 11 and the second door panel 12 respectively. The second door panels 12 cannot be rotated and folded, so that the first door panel 11 and the second door panel 12 can be locked.

The second is the locked state, that is, on the basis of the latch state, the rotating segment 162 of the arc groove 16 is driven to rotate by the cross bar 172, thereby disconnecting the complete arc groove 16 from the middle and forming a block, so that the handle 13 cannot be locked in the arc. By sliding on the groove 16, the free end and the rotating end of the handle 13 cannot be on the same door panel, and the folded state of the first door panel 11 and the second door panel 12 cannot be changed only by controlling the handle 13.

As shown in Figures 6-7, a revolving door includes a door frame assembly 2 for rotating. The upper and lower surfaces of the door frame assembly 2 are evenly spaced along its circumferential direction with several groups of runners 24, and the inside of the runners 24 are slidably arranged The upper and lower surfaces of the folding door leaf assembly 1 are provided with rollers 19 for realizing the folding opening and flat closing of the folding door leaf assembly 1 . When not folded, the rollers 19 of the folding door leaf assembly 1 are at both ends of the chute 24. When folded, the rollers 19 of the folding door leaf assembly 1 move closer to the middle of the chute 24. When the two folding door leaf assemblies 1 are completed in the middle of the chute 24 When folded, push it all towards the side close to the center column 23.

The door frame assembly 2 includes a base 21 , a central column 23 and a cap head 22 . The cap head 22 is fixedly connected to the base 21 through the central column 23 , the cap head 22 has a built-in motor, and the base 21 has a built-in rotating bearing. The motor arranged in the cap head 22 drives the cap head 22 and the central column 23 to rotate, and the lower end of the central column 23 rotates under the cooperation of the rotating bearing provided inside the base 21, thereby driving the base 21 to rotate along with it, and then set on the base. The folding door leaf assembly 1 between 21 and the cap head 22 also rotates along with it, so that the entire revolving door rotates.

The upper and lower surfaces of the first door panel 11 and the second door panel 12 in the folding door leaf assembly 1 are moved in the chute 24 opened on the surface of the cap head 22 and the base 21 by rotating the rollers 19, and the folding door leaf assembly 1 is one with the chute 24. A correspondence. The upper surface and the lower surface of the first door panel 11 are respectively provided with a roller 19 at the position close to the left side, and the upper surface and the lower surface of the second door panel 12 are respectively provided with a roller wheel 19 at the position close to the right side, so that the folding door leaf assembly 1 is close to the right side. There is a roller 19 at each of the four corners, the two rollers 19 on the upper surface slide in the chute 24 opened on the cap head 22, and the two rollers 19 located on the lower surface slide in the chute 24 opened on the base 21 to cooperate with the first The rotation of the first door panel 11 and the second door panel 12 is folded to move and rotate.

One side of the first door panel 11 is inserted into the card slot 25 formed on the peripheral wall of the center pillar 23 . When the folding door leaf assembly 1 remains in a flat state, the side surface of the first door panel 11 is inserted into the slot 25 of the center column 23 , so that the center column 23 can rotate to drive the folding door leaf assembly 1 to rotate.

In use: during the day, the staff locks the clamping rod 17 in the limit slot 18, so that the rotating section 162 of the arc slot 16 cannot rotate, ensuring that the starting section 161, the rotating section 162 and the ending section 163 of the arc slot 16 maintain a complete passage. Then, through the motor in the cap head 22, the cap head 22, the central column 23, the base 21 and the multiple sets of folding door leaf assemblies 1 are driven to rotate to drive the people to enter and exit normally.

When the rotating bearing in the base 21 located below or the base 21 is damaged and the entire revolving door cannot be rotated, the person trapped therein pushes the handle 13 on the folding door leaf assembly 1 upward, so that the free end of the handle 13 slides the foot 15 Slide up along the complete arc groove 16, when the free end of the handle 13 slides over the highest point of the arc groove 16, the locking is completed, then pull the handle 13 inward, the handle 13 drives the first door panel 11 and the second door panel 12 to rotate and fold, At the same time, the rollers 19 on the second door panel 12 and the second door panel 12 move toward the middle in the chute 24 and rotate at the same time, and finally push the folded first door panel 11 and the second door panel 12 to the side close to the center column 23, To open the passage to achieve free access.

At night, the staff rotates the clamping rod 17 and sets it on the outer side of the limit groove 18, so that the rotating section 162 of the arc groove 16 cannot be aligned with the starting section 161 and the ending section 163, and the passage of the entire arc groove 16 is incomplete, so the light rotates The handle 13 cannot open the folding door leaf assembly 1, and finally the revolving door is locked by the motor to complete the closing of the entire revolving door and prevent the entry of the outside world.

The foregoing has shown and described the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and descriptions describe only the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have various Such changes and improvements fall within the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (9)

1. A folding door leaf assembly, comprising two door panels that are rotated and folded to each other, characterized in that: a handle (13) is provided between the two door panels, and the handle (13) is divided into a rotating end and a free end, and the rotating The end is fixed on one of the door panels, and the free end slides in the arc grooves (16) provided on the surfaces of the two door panels, and the middle section of the arc grooves (16) can be rotated to prevent the handle (13). Rotation, when the free end and the rotating end are on the two door panels, the two door panels are locked and cannot be folded; when the free end and the rotating end are on the same door panel, the two door panels are in a locked state. Freely fold for unlocked state. 2. A folding door leaf assembly according to claim 1, characterized in that: the door panel is divided into a first door panel (11) and a second door panel (12), and the rotating end of the handle (13) passes through a rotating shaft ( 14) It is rotatably connected to the first door panel (11), and the free end of the handle (13) is mounted on the surface of the first door panel (11) and the second door panel (12) through sliding feet (15). Slide in the arc groove (16). 3 . The folding door leaf assembly according to claim 2 , wherein the arc groove ( 16 ) is a dot of the rotating shaft ( 14 ), and the rotating shaft ( 14 ) reaches the sliding foot ( 15 ). 4 . The distance between ) is an arc-shaped groove body with a radius set, the length of the arc groove (16) is longer than a quarter arc, and the lowest point of the arc groove (16) is kept with the rotating shaft (14) Horizontally, the rotation direction of the handle (13) is upward, and the depth of the lowest point of the arc groove (16) gradually decreases from one end to the other end. 4. A folding door leaf assembly according to claim 3, characterized in that: the length of the handle (13) is less than or equal to the length between the longitudinal axes of the first door panel (11) and the second door panel (12) distance, the rotating shaft (14) is located on the side of the longitudinal axis of the first door panel (11) close to the second door panel (12). 5 . The folding door leaf assembly according to claim 2 , wherein the arc groove ( 16 ) is divided into three sections, which are a start section ( 161 ), a rotation section ( 162 ) and a termination section ( 163 ). 6 . ), the starting section (161) is fixedly arranged on the second door panel (12), the rotating section (162) is rotatably arranged on the second door panel (12), and the ending section (163) It is fixedly arranged on the first door panel (11), the second door panel (12) is provided with a clamping rod (17) for rotating and locking the rotation section (162) through and rotating, and the clamping rod ( 17) Including a telescopic rod (171) fixed on the rotating section (162) and a cross rod (172) provided at the front end of the telescopic rod (171), the cross rod (172) is clamped on the second door panel (12) in the limit groove (18) fixedly arranged on the other side. 6. A revolving door using a folding door leaf assembly according to any one of claims 1-5, characterized in that it comprises a door frame assembly (2) for rotating, and the upper and lower surfaces of the door frame assembly (2) are along the Several groups of chutes (24) are evenly opened in the circumferential direction, and rollers (19) are provided on the upper and lower surfaces of the folding door leaf assembly (1) on the inside of the chutes (24) for realizing the folding. The door leaf assembly (1) is folded open and tiled closed. 7 . The revolving door according to claim 6 , wherein the door frame assembly ( 2 ) comprises a base ( 21 ), a central column ( 23 ) and a cap head ( 22 ), and the cap head ( 22 ) passes through the The central column (23) is fixedly connected to the base (21), the cap head (22) has a built-in motor, and the base (21) has a built-in rotating bearing. 8 . The revolving door according to claim 7 , wherein the upper and lower surfaces of the first door panel ( 11 ) and the second door panel ( 12 ) in the folding door leaf assembly ( 1 ) are set by rotation. 9 . The roller (19) moves in the chute (24) provided on the surface of the cap head (22) and the base (21), and the folding door leaf assembly (1) corresponds to the chute (24) one-to-one. 9 . The revolving door according to claim 7 , wherein one side of the first door panel ( 11 ) is inserted into the card slot ( 25 ) formed on the peripheral wall of the central column ( 23 ). 10 .

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