CN112267820B

CN112267820B - Swing gate

Info

Publication number: CN112267820B
Application number: CN202011147722.1A
Authority: CN
Inventors: 何菲; 李用军
Original assignee: Hongmen Advanced Technology Corp
Current assignee: Hongmen Advanced Technology Corp
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2022-08-23
Anticipated expiration: 2040-10-23
Also published as: CN112267820A

Abstract

The invention relates to the technical field of gate machines, in particular to a swing gate which comprises a rack, a rotating assembly arranged on the rack, a baffle assembly connected with the rotating assembly, and a power device used for driving the rotating assembly to rotate and driving the baffle assembly to rotate so as to open or close a channel, wherein the baffle assembly is arranged on the rack; the baffle plate assembly comprises a frame assembly fixedly connected with the rotating assembly and a door leaf rotationally connected with the frame assembly; a transmission mechanism is arranged between the frame and the door leaf; when the channel is opened, the rotating assembly rotates and drives the frame assembly to rotate towards the direction close to the rack, and meanwhile, the transmission mechanism drives the door leaf to rotate inwards to be accommodated in the frame assembly; when the passage is closed, the rotating assembly rotates and drives the frame assembly to rotate towards the direction far away from the rack, and meanwhile, the transmission mechanism drives the door leaf to rotate outwards to be unfolded outside the frame assembly. The width of the channel is effectively increased while the length of the machine frame is not increased.

Description

Swing gate

Technical Field

The invention relates to the technical field of gate machines, in particular to a swing gate.

Background

The existing entrance guard access gate machine is widely applied to stations, libraries, office buildings, subways and other places; among them, the most commonly used ones include a sector door wing gate and a swing gate.

Fig. 1 is a schematic diagram of a swing gate structure in the prior art, which includes: the machine comprises a rack assembly 1, a machine core fixing assembly 2, a machine core rotating assembly 3, a clamping piece 4, a door body 5, a motor driving assembly 6 and a middle fixing beam 7. As shown in the figure, the first and second,

the core rotating assembly 3 is connected with a door body 5 through a clamping piece 4; motor drive assembly 6, core fixed component 2 are fixed in on middle fixed beam 7, and middle fixed beam 7 is fixed in frame subassembly 1 middle part, and core rotating assembly 3 is fixed in between motor drive assembly 6 and the fixed component 2 of core, and motor drive assembly 6 can drive core rotating assembly 3 rotatory to the swing of the drive door body 5 realizes the switch floodgate.

Product defects: because the width of the channel mainly depends on the width of the door leaf, the common door leaf is close to the rack assembly when the door is opened, and the door leaf usually does not exceed the length of the rack when the door is completely opened, so that the passing width of the rack is limited to some extent due to the length of the rack assembly.

Disclosure of Invention

The invention provides a swing gate which is used for increasing the width of a channel under the condition of not increasing the length of a rack.

In order to solve the above problems, the present invention provides a swing gate, which includes a frame, a rotating assembly disposed on the frame, a baffle assembly connected to the rotating assembly, and a power device for driving the rotating assembly to rotate and driving the baffle assembly to rotate to open or close a channel;

the baffle plate assembly comprises a frame assembly fixedly connected with the rotating assembly and a door leaf rotatably connected with the frame assembly; a transmission mechanism is arranged between the frame and the door leaf;

when the channel is opened, the rotating assembly rotates and drives the frame assembly to rotate towards the direction close to the rack, and meanwhile, the transmission mechanism drives the door leaf to rotate inwards to be accommodated in the frame assembly;

when the channel is closed, the rotating assembly rotates and drives the frame assembly to rotate towards the direction far away from the rack, and meanwhile, the transmission mechanism drives the door leaf to rotate outwards to be unfolded outside the frame assembly.

Optionally, the ratio of the angular velocity at which the transmission mechanism drives the door leaf to rotate to the angular velocity at which the rotating assembly drives the frame assembly to rotate is 2: 1.

Optionally, the frame is fixedly provided with a first rotating shaft rotatably connected with the rotating assembly, the door leaf is fixedly provided with a second rotating shaft rotatably connected with the frame assembly, two ends of the transmission mechanism are respectively connected with the first rotating shaft and the second rotating shaft, and the first rotating shaft and the second rotating shaft are respectively arranged at two ends of the frame assembly.

Optionally, the transmission mechanism includes a main wheel fixed to the first rotating shaft, a driven wheel fixed to the second rotating shaft, and a transmission belt connecting the main wheel and the driven wheel;

when the frame assembly rotates, the drive belt rotates relative to the main wheel and drives the driven wheel to rotate.

Optionally, the transmission mechanism includes a transmission rod, a driving bevel gear fixed to the first rotating shaft, a driven bevel gear fixed to the second rotating shaft, and a first bevel gear and a second bevel gear which are fixedly disposed at two ends of the transmission rod and engaged with the driving bevel gear and the driven bevel gear.

Optionally, the frame assembly comprises a support plate; the supporting plate is fixed at the upper end and/or the lower end of the rotating assembly; one end and the rotating component fixed connection of backup pad, the other end and the second pivot of backup pad are rotated and are connected, and drive mechanism is located the top of backup pad.

Optionally, the frame assembly comprises a support cylinder fixed at the upper end and/or the lower end of the rotating assembly; the transmission rod is arranged in the supporting cylinder and is rotatably connected with the supporting cylinder, one end of the supporting cylinder is fixedly connected with the rotating assembly, and the other end of the supporting cylinder is rotatably connected with the second rotating shaft.

Optionally, the rotating assembly includes a cylinder, the first rotating shaft is coaxially disposed in the cylinder, and an opening for the frame assembly to extend out is formed in a side wall of the cylinder.

Optionally, the rotating assembly further comprises a bottom cover, the bottom cover is arranged at one end, close to the power device, of the cylinder, the bottom cover is provided with a fixing hole matched with an output shaft of the power device, one end, close to the first rotating shaft, of the cylinder is provided with a large bearing seat, a first bearing is arranged between the first rotating shaft and the large bearing seat, and the large bearing seat is fixedly connected with the cylinder.

Optionally, a second bearing is arranged at the joint of the door leaf and the frame assembly.

The technical scheme has the following beneficial effects: according to the swing gate, when the channel is opened, the rotating assembly rotates to drive the frame assembly to rotate towards the direction close to the rack, meanwhile, the transmission mechanism drives the door leaf to rotate and is contained in the frame assembly, and when the channel is closed, the rotating assembly rotates to drive the frame assembly to rotate towards the direction far away from the rack, meanwhile, the transmission mechanism drives the door leaf to rotate and is unfolded outside the frame assembly, so that the width of the channel is effectively increased while the length of the rack is not increased.

Drawings

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

FIG. 1 is a schematic diagram of a swing gate structure in the prior art;

FIG. 2 is a first schematic view of a swing gate structure according to an embodiment of the present invention;

FIG. 3 is an exploded view of a swing gate structure according to an embodiment of the present invention;

FIG. 4 is a first cross-sectional view of a swing gate structure according to an embodiment of the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a partial enlarged view of the portion B in FIG. 4;

FIG. 7 is an enlarged view of a portion of FIG. 4 at C;

fig. 8 is an exploded view of a swing gate structure according to an embodiment of the present invention;

FIG. 9 is a second sectional view of the swing gate structure provided in the embodiment of the present invention;

FIG. 10 is an enlarged view of a portion of FIG. 9 at D;

fig. 11 is a partial enlarged view at E in fig. 9.

Reference numerals:

1. the mechanical hand comprises a frame assembly, a machine core fixing assembly, a machine core rotating assembly, a clamping piece, a door body, a motor driving assembly, a middle fixing beam, a frame, a rotating assembly, a cylinder, a baffle assembly, a frame assembly, a support plate, a support barrel, a door leaf, a power device, a transmission mechanism, a driving mechanism, a main wheel, a driven wheel, a driving belt, a driving rod, a driving bevel gear, a driven bevel gear, a first bevel gear, a second bevel gear, a first rotating shaft, a second rotating shaft, an upper cover, a second rotating shaft, a bottom cover, a large shaft bearing seat, a first bearing, a hole clamp, a small bearing seat, a second bearing seat and a third bearing, wherein the frame is arranged on the frame, the driving mechanism is arranged at the middle fixing beam, the frame is 10, the rotating assembly is arranged at 20, the cylinder is arranged at the middle fixing beam, the driving shaft is arranged at the middle fixing beam, the driving shaft, the.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In this specification, adjectives such as first and second may only be used to distinguish one element or action from another, without necessarily requiring or implying any actual such relationship or order. References to elements or components or steps should not be construed as limited to only one of the elements, components or steps but may be to one or other numbers of elements, components or steps or the like where circumstances permit.

In the present specification, the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description.

Referring to fig. 2-4, a swing gate includes a frame 10, a rotating assembly 20 disposed on the frame 10, a flap assembly 30 connected to the rotating assembly 20, and a power device 40 for driving the rotating assembly 20 to rotate and driving the flap assembly 30 to rotate to open or close a passageway.

The baffle assembly 30 comprises a frame assembly 301 fixedly connected with the rotating assembly 20 and a door leaf 32 rotatably connected with the frame assembly; a transmission mechanism 50 is arranged between the frame 10 and the door leaf 32;

when the channel is opened, the rotating assembly 20 rotates and drives the frame assembly 301 to rotate in a direction close to the rack 10, and the transmission mechanism 50 drives the door leaf 32 to rotate inwards to be accommodated in the frame assembly 301;

when the passage is closed, the rotating assembly 20 rotates and drives the frame assembly 301 to rotate away from the rack 10, and the transmission mechanism 50 drives the door 32 to rotate outward to be unfolded out of the frame assembly 301.

In this embodiment, when someone passes through the swing gate, after the rack 10 receives the sensing signal, the power device 40 drives the rotating component 20 to rotate, so as to drive the frame component 301 to rotate and the door leaf 32 to swing, thereby implementing the switching gate, wherein, when the frame component 301 rotates 90 ° relative to the rack 10, the door leaf 32 rotates 180 ° relative to the frame component 301, and finally, the width of the door leaf 32 is only what is drawn close to the side wall of the rack, therefore, the width of the channel is effectively increased without increasing the length of the rack. Of course, the angle of rotation of the frame assembly 301 with respect to the rack 10 is not limited to 90 °, and the angle of rotation of the door 32 with respect to the frame assembly 301 is not limited to 180 °, as long as the door 32 can be stored in and released from the frame assembly 301.

The swing gate structure can be applied to occasions such as markets, subways and the like. The frame 10 is a carrier of the whole swing gate, and the frame 10 includes a hollow accommodating portion for accommodating the folded shutter assembly 30 when the gate is opened. The rotating assembly 20 may be partially housed in the housing 10.

The power device 40 is used to provide power for the rotation of the baffle assembly 300, and the power device 40 may be located above or below the rotating assembly 20 inside the housing 10. It should be understood that embodiments of the present invention are not limited to the power unit 40 being used to power the baffle assembly 300, and that any power unit that can power the baffle assembly 300 can be used with embodiments of the present invention. As an alternative implementation manner, the ratio of the angular speed of the transmission mechanism 50 driving the door leaf 32 to rotate to the angular speed of the rotating assembly 20 driving the frame assembly 301 is 2: 1.

The power device 40 drives the rotating assembly 20 to rotate, the rotating assembly 20 rotates to drive the frame assembly 301 to rotate, and when the passage is opened, the ratio of the angular speed of the inward rotation of the door leaf 32 to the angular speed of the rotation of the frame assembly 301 in the direction close to the rack 10 is 2:1 by the transmission mechanism 50; when the passage is closed, the transmission mechanism 50 makes the ratio of the angular speed of the door leaf 32 rotating outwards to the angular speed of the frame assembly rotating away from the frame 10 to be 2: 1. In this embodiment, the door 32 is rotated inward, i.e. the door 32 is rotated around the frame assembly 301 toward the rack 10, and the door 32 is rotated outward, i.e. the door 32 is rotated around the frame assembly 301 away from the rack 10.

Referring to fig. 5-7, as an alternative implementation manner, the rack 10 is fixedly provided with a first rotating shaft 61 rotatably connected to the rotating assembly 20, the door leaf 32 is fixedly provided with a second rotating shaft 62 rotatably connected to the frame assembly 301, two ends of the transmission mechanism 50 are respectively connected to the first rotating shaft 61 and the second rotating shaft 62, and the first rotating shaft 61 and the second rotating shaft 62 are respectively disposed at two ends of the frame assembly 301.

As an alternative implementation manner, the rotating assembly 20 includes a cylinder 21, the first rotating shaft 61 is coaxially disposed in the cylinder 21, and an opening for extending the frame assembly 301 is opened on a side wall of the cylinder 21.

The rotating assembly 20 further includes a bottom cover 70, the bottom cover 70 is disposed at one end of the cylinder 21 close to the power device 40, and the first rotating shaft 61 is provided with an upper cover 610, it should be noted that a shaft of the upper cover 610 may be a hollow shaft, and may also be a solid shaft, which is not limited in this respect. The first rotating shaft 61 is fixed in the housing 10 by an upper cover 610.

The bottom cover 70 is fixed to one end of the cylinder 21, and the bottom cover 70 is provided with a fixing hole matched with the output shaft of the power device 40, so that when the output shaft of the power device 40 rotates, the bottom cover 70 synchronously rotates, and the cylinder 21 is driven to rotate.

Referring to fig. 8-9, as another alternative implementation manner, the bottom cover 70 is fixed at one end of the cylinder 21, the base of the power device 40 is fixed on the rack 10, the motor casing of the power device 40 is fixed in the cylinder 21, and the power device 40 is fixed on the bottom cover 70, that is, the power device 40 drives the motor casing to rotate, so as to drive the bottom cover 70 to rotate together, thereby driving the cylinder 21 to rotate synchronously.

One end of the cylinder 21 close to the first rotating shaft 61 is provided with a large bearing seat 810, a first bearing 811 is arranged between the first rotating shaft 61 and the large bearing seat 810, and the large bearing seat 810 is fixedly connected with the cylinder 21.

Wherein, be equipped with two first bearings 811 in the big bearing fixing base 72, hole card 812 is adorned in the draw-in groove of big bearing fixing base 72, prevents that first bearing 811 from dropping.

It should be noted that the large bearing fixing seat 72 may also be disposed below the cylinder 21, the large bearing fixing seat 72 is used to cooperate with the first bearing 811 to make the cylinder 21 and the first rotating shaft 61 uniformly stressed during the rotating motion, and the operation is stable, the number of the first bearings 811 may be 1 or other numbers, and 1 is added to make the cylinder more capable of keeping the concentricity, and the stress during the rotating motion is uniform, and the operation is stable.

Referring to fig. 2-7, as an alternative implementation, the transmission mechanism 50 includes a main wheel 510 fixed to the first rotating shaft 61, a driven wheel 512 fixed to the second rotating shaft 62, and a transmission belt 513 connecting the main wheel 510 and the driven wheel 512; as the frame assembly 301 rotates, the drive belt 513 rotates relative to the primary wheel 510 and rotates the secondary wheel 512.

In the embodiment, the main wheel 510 is fixed to the first rotating shaft 61, the second rotating shaft 62 is fixed to the door 32, the secondary wheel 512 is fixed to the second rotating shaft 62, the transmission belt 513 is respectively sleeved between the main wheel 510 and the secondary wheel 512, the power device 40 drives the rotating assembly 20 to rotate when rotating, so as to drive the frame assembly 301 to rotate, so that the transmission belt 513 generates relative movement, the secondary wheel can rotate by processing the contact surfaces of the main wheel 510, the secondary wheel 512 and the transmission belt 513, so as to drive the second rotating shaft 62 and the door 32 to rotate, when the passage is opened, the door 32 is accommodated in the frame assembly 301, and when the passage is closed, the door 32 is unfolded outside the frame assembly 301. When the friction between the main wheel 510, the transmission belt 513 and the driven wheel 512 is made large enough, the main wheel may be a timing wheel, a pulley, a sprocket and a sheave, the transmission belt 513 may be a timing belt, a chain and a rope, the driven wheel 512 may be a timing wheel, a pulley, a sprocket and a sheave, and the transmission mechanism 50 may be located above or below the door leaf 32, which is not limited herein. The first rotating shaft 61 is concentric with the inner and outer circles of the main wheel 510 and the motor output shaft of the power device 40.

As an alternative implementation, the frame assembly 301 includes a support plate 311; the support plate 311 is fixed at the upper and/or lower end of the rotating assembly 20; one end of the supporting plate 311 is fixedly connected to the rotating assembly 20, the other end of the supporting plate 311 is rotatably connected to the second rotating shaft 62, and the transmission mechanism 50 is located above the supporting plate 311.

In this embodiment, the supporting plate 311 is fixed on the large bearing seat 810, and a rotation hole matched with the first rotation shaft 61 is formed at one end of the supporting plate 311 connected with the rotating assembly 20, and the first rotation shaft 61 is inserted into the rotation hole and can be rotatably connected with the supporting plate 311.

Wherein, the transmission mechanism 50 and the supporting plate 311 are preferably provided with an outer cover (not shown in the figure); the support plates 311 are provided in two, which are fixed to the upper and lower ends of the rotating assembly 20, respectively.

Preferably, a small bearing seat 820 is fixed on the supporting plate 311, a second bearing 821 is installed in the small bearing seat 820, a shaft clamp is arranged in the small bearing seat 820 and used for preventing the second bearing 821 from falling off, the small bearing fixing seat 76 is used for being matched with the second bearing 821 to run stably from the wheel 512, the number of the second bearings 821 can be 1 or other numbers, the concentricity can be kept better by increasing 1, stress is uniform during rotation, and running is stable.

In the present embodiment, the power device 40, the frame 10, the first rotating shaft 61 and the main wheel 510 constitute a relatively fixed member of an integral structure, the rotating assembly 20 and the frame assembly 301 constitute a primary rotating member, and the secondary rotating member is constituted by the wheel 512, the door leaf 32 and the second rotating shaft 62. The driving belt 513 is connected with the main wheel 510 and the driven wheel 512, so that when the output shaft 91 of the power device 40 rotates, the primary rotating member and the main wheel 510 rotate relatively, and the main wheel 510 drives the secondary rotating member to rotate relatively through the driving belt 513, so that when the passage is opened, the door leaf 32 is accommodated in the frame assembly 301, the frame assembly 310 is parallel to the rack 10, when the passage is closed, the door leaf 32 is extended out of the frame assembly 301, and the frame assembly 310 is perpendicular to the rack 10, thereby effectively increasing the width of the passage without increasing the length of the rack.

Referring to fig. 8 to 11, as an alternative implementation manner, the transmission mechanism 50 includes a transmission rod 520, a drive bevel gear 521 fixed to the first rotating shaft 61, a driven bevel gear 522 fixed to the second rotating shaft 62, and a first bevel gear 523 engaged with the drive bevel gear 521 and a second bevel gear 524 engaged with the driven bevel gear 522 fixedly disposed at both ends of the transmission rod 520.

The driving bevel gear 521 is meshed with a first bevel gear 523, the driven bevel gear 522 is meshed with a second bevel gear 524, the transmission ratio of the driving bevel gear 521 to the first bevel gear 523 is 1:1, and the transmission ratio of the driven bevel gear 522 to the second bevel gear 524 is 2: 1; alternatively, the transmission ratio of the drive bevel gear 521 to the first bevel gear 523 is 1:2, and the transmission ratio of the driven bevel gear 522 to the second bevel gear 524 is 1: 1.

In this embodiment, the driving bevel gear 521 is fixed to the first rotating shaft 61, the driven bevel gear 522 is fixed to the second rotating shaft 62, the first bevel gear 523 and the second bevel gear 524 are respectively fixed to two ends of the transmission rod 520, the driving bevel gear 521 is meshed with the first bevel gear 523, the transmission ratio is 1:1, the second bevel gear 524 is coaxial with the first bevel gear 523, so the transmission ratio is the same, and the transmission ratio of the driven bevel gear 522 to the second bevel gear 524 is 2:1, at this time, when the power device 40 drives the rotating assembly 20 to rotate, the frame assembly 301 rotates to drive the first bevel gear 523 to rotate relative to the driving bevel gear 521, because the first bevel gear 523 is coaxial with the second bevel gear 524, the second bevel gear 524 rotates simultaneously, and the driven bevel gear 522 is driven to rotate at 2 times, thereby when the passage is opened, the frame assembly 301 rotates 90 degrees in a direction close to the machine frame 10, the door 32 rotates 180 ° around the second rotating shaft 62 in a direction approaching the rack 10 and is accommodated in the frame assembly 301, and when the passage is closed, the frame assembly 301 rotates 90 ° in a direction away from the frame assembly 301, and the door 32 rotates 180 ° around the second rotating shaft 62 in a direction away from the rack 10 and is unfolded outside the frame assembly 301. Alternatively, when the transmission ratio of the driving bevel gear 521 to the first bevel gear 523 is 1:2, the transmission ratio of the driven bevel gear 522 to the second bevel gear 524 is 1: 1. Of course, the transmission ratio among the driving bevel gear 521, the driven bevel gear 522, the first bevel gear 523, and the second bevel gear 524 is not limited to the above ratio, as long as the door 32 can be accommodated in and released from the frame assembly 301.

The frame assembly 301 includes a support cylinder 312, the support cylinder 312 is fixed at the upper end and/or the lower end of the rotating assembly 20; the transmission rod 51 is disposed in the supporting cylinder 312 and rotatably connected to the supporting cylinder 312, one end of the supporting cylinder 312 is fixedly connected to the rotating assembly 20, and the other end of the supporting cylinder 312 is rotatably connected to the second rotating shaft 62.

In the present embodiment, the support cylinder 312 is fixed to the upper end and/or the lower end of the rotating assembly 20, and the transmission rod 520, the second bevel gear 524, and the driven bevel gear 522 are received in the support cylinder 312.

Preferably, the support cylinder is fixed to the upper end of the rotating assembly 20, and the support rod is provided at the lower end of the rotating assembly 20.

As an alternative implementation, a second bearing 821 is provided at the connection of the door leaf 32 and the frame assembly 301. The number of the second bearings 821 can be 1 or other numbers, and 1 is added to keep the concentricity more, the stress is uniform during the rotation, and the operation is smooth.

Wherein, still be provided with third bearing 831 between support section of thick bamboo 312 and transfer line 520, the quantity of third bearing can be 1 or other quantity, increases 1 and can make it more keep the concentricity, and the atress is even during the rotary motion, and the operation is steady. Preferably two, are provided at each end of the drive rod 520.

In this embodiment, the power unit 40, the frame 10, the first rotating shaft 61 and the drive bevel gear 521 constitute relatively fixed members of an integral structure, the rotating assembly 20 and the frame assembly 301 constitute a primary rotating member, and the driven bevel gear 522, the door leaf 32 and the second rotating shaft 62 constitute a secondary rotating member. The transmission rod 520 is connected with the driving bevel gear 521 and the driven bevel gear 522 through the first bevel gear 523 and the second bevel gear 524, when the output shaft 91 of the power device 40 rotates, the primary rotating member and the driving bevel gear 521 rotate relatively, the driving bevel gear 521 drives the secondary rotating member to rotate relatively through the transmission rod 520, when the passage is opened, the door leaf 32 is accommodated in the frame assembly 301, the frame assembly 310 is parallel to the rack 10, when the passage is closed, the door leaf 32 is unfolded out of the frame assembly 301, and the frame assembly 310 is perpendicular to the rack 10, so that the width of the passage is effectively increased under the condition that the length of the rack is not increased.

According to the swing gate, when the passage is opened, the rotating assembly 20 rotates to drive the frame assembly 301 to rotate towards the direction close to the rack 10, meanwhile, the transmission mechanism 50 drives the door leaf 32 to rotate and be contained in the frame assembly 301, and when the passage is closed, the rotating assembly 20 rotates to drive the frame assembly 301 to rotate towards the direction away from the rack 10, meanwhile, the transmission mechanism 50 drives the door leaf 32 to rotate and be unfolded outside the frame assembly 301, so that the width of the passage is effectively increased without increasing the length of the rack.

Thus far, the present invention has been described in detail. Some details well known in the art have not been described in order to avoid obscuring the concepts of the present invention. Those skilled in the art can fully appreciate how to implement the disclosed embodiments in light of the foregoing description.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A swing gate comprises a frame (10), a rotating component (20) arranged on the frame (10), a baffle plate component (30) connected with the rotating component (20), and a power device (40) used for driving the rotating component (20) to rotate and driving the baffle plate component (30) to rotate so as to open or close a channel, and is characterized in that,

the baffle plate assembly (30) comprises a frame assembly (31) fixedly connected with the rotating assembly (20) and a door leaf (32) rotatably connected with the frame assembly (31); a transmission mechanism (50) is arranged between the rack (10) and the door leaf (32);

when the channel is opened, the rotating assembly (20) rotates and drives the frame assembly (31) to rotate towards the direction close to the rack (10), and meanwhile, the transmission mechanism (50) drives the door leaf (32) to rotate inwards to be accommodated in the frame assembly (31);

when the passage is closed, the rotating assembly (20) rotates and drives the frame assembly (31) to rotate in a direction away from the rack (10), and meanwhile, the transmission mechanism (50) drives the door leaf (32) to rotate outwards to be unfolded out of the frame assembly (31).

2. The swing gate according to claim 1, wherein the ratio of the angular velocity of the transmission mechanism (50) driving the door leaf (32) to the angular velocity of the rotating assembly (20) driving the frame assembly (31) is 2: 1.

3. The swing gate according to claim 1, wherein the frame (10) is fixedly provided with a first rotating shaft (61) rotatably connected to the rotating assembly (20), the door leaf (32) is fixedly provided with a second rotating shaft (62) rotatably connected to the frame assembly (31), two ends of the transmission mechanism (50) are respectively connected to the first rotating shaft (61) and the second rotating shaft (62), and the first rotating shaft (61) and the second rotating shaft (62) are respectively disposed at two ends of the frame assembly (31).

4. The swing gate according to claim 3, wherein the transmission mechanism (50) comprises a main wheel (510) fixed to the first rotating shaft (61), a driven wheel (512) fixed to the second rotating shaft (62), and a transmission belt (513) connecting the main wheel (510) and the driven wheel (512);

when the frame component (31) rotates, the transmission belt (513) rotates relative to the main wheel (510) and drives the driven wheel (512) to rotate.

5. The swing gate according to claim 3, wherein the transmission mechanism (50) comprises a transmission rod (520), a drive bevel gear (521) fixed to the first rotating shaft (61), a driven bevel gear (522) fixed to the second rotating shaft (62), and a first bevel gear (523) engaged with the drive bevel gear (521) and a second bevel gear (524) engaged with the driven bevel gear (522) fixedly arranged at both ends of the transmission rod (520).

6. The swing gate of claim 4, wherein the frame assembly (31) comprises a support plate (311); the support plate (311) is fixed at the upper end and/or the lower end of the rotating assembly (20); one end of the supporting plate (311) is fixedly connected with the rotating component (20), the other end of the supporting plate (311) is rotatably connected with the second rotating shaft (62), and the transmission mechanism (50) is located above the supporting plate (311).

7. The swing gate according to claim 5, characterized in that the frame assembly (31) comprises a support cylinder (312), the support cylinder (312) being fixed at the upper and/or lower end of the rotating assembly (20); the transmission rod (520) is arranged in the supporting cylinder (312) and is rotationally connected with the supporting cylinder (312), one end of the supporting cylinder (312) is fixedly connected with the rotating component (20), and the other end of the supporting cylinder (312) is rotationally connected with the second rotating shaft (62).

8. The swing gate according to claim 3, wherein the rotating assembly (20) comprises a cylinder (21), the first rotating shaft (61) is coaxially arranged in the cylinder (21), and an opening for the frame assembly (31) to protrude is opened on a side wall of the cylinder (21).

9. The swing gate of claim 8, wherein the rotating assembly (20) further comprises a bottom cover (70), the bottom cover (70) is disposed at an end of the cylinder (21) close to the power device (40), the bottom cover (70) is provided with a fixing hole for matching with the output shaft of the power device (40), an end of the cylinder (21) close to the first rotating shaft (61) is provided with a large bearing seat (810), a first bearing (811) is disposed between the first rotating shaft (61) and the large bearing seat (810), and the large bearing seat (810) is fixedly connected with the cylinder (21).

10. Swing gate according to any of claims 1-9, characterized in that the connection of the door leaf (32) to the frame assembly (31) is provided with a second bearing (821).