CN110853200A - Device for limiting number of people in closed occasions - Google Patents

Abstract

The invention provides a device for limiting the number of people in a closed place, which effectively solves the problem that there is no special current limiting device in the key areas of the traditional scenic spot, and there is a potential safety hazard; There is a blocking device on the left and right sides, the blocking device includes a wire wheel, a turntable on the rear side of the wire wheel, a blocking rod on the upper end of the rear side of the box body, and a connecting rod is hinged on one end of the blocking rod; there is a gear pump on the front side plate of the box body; A first hydraulic cylinder is fixed in the body, a second hydraulic cylinder is located under the first hydraulic cylinder, the gear pump in the left blocking device can pump the solution in the second hydraulic cylinder into the first hydraulic cylinder through the pipeline, and the right blocking device The gear pump in the middle can send the solution in the first hydraulic cylinder into the second hydraulic cylinder through the pipeline, the rear side of the wire wheel is fixed with a coaxial gear, and the lower end of the piston rod in the second hydraulic cylinder is fixed with a horizontal rack; There are movable plates at the lower ends of both sides of the box body, and one end of the movable plates is connected with the reel via a rope.

Description

A device for limiting the number of people in a closed place

technical field

The invention relates to the technical field of tourism management, in particular to a device for limiting the number of people in a closed place.

Background technique

At present, the tourism industry is gradually prosperous, and various scenic spots are constantly being renovated in order to attract tourists. For example, glass trestle bridges, high-altitude iron cables, mountain trestle roads, and aerial platforms also have historical and cultural themes, allowing tourists to experience the inheritance of civilization. During this process, a series of problems also appeared. For example, the rated loads of various plank roads and iron cables are limited. For safety reasons, staff are required to limit the flow of tourists. Glass plank road; in order to allow tourists to have a good tour experience and avoid damage to cultural relics, it is also necessary to manage and limit the flow of passengers, such as various farming halls, revolutionary memorial halls and key areas in various ancient houses.

At present, there are various gates for the gate of the scenic spot, but the key protected areas in the scenic spot can only rely on people to maintain order, and sometimes many people are required to be on duty for a long time. , this method of measurement is not accurate, and it is completely estimated by the staff, especially for glass plank roads, high-altitude ropeways, etc., once overloaded, it is very dangerous.

SUMMARY OF THE INVENTION

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a device for limiting the number of people in a closed place, which effectively solves the problem that there is no special current limiting device in the key areas of traditional scenic spots, and there are potential safety hazards.

The technical solution is that it includes a rectangular box body, and there is a blocking device on the left and right sides of the box. The wheels are coaxially fixed together through the rotating shaft. A torsion spring is installed between the rotating shaft and the box body. There is a horizontal blocking rod at the upper end of the rear side of the box body. The middle part of the blocking rod is hinged with the box body. One end is used to block the passage of people, the end of the blocking rod close to the center of the box is hinged with a connecting rod, the lower end of the connecting rod is hinged with the turntable, and the rotation of the turntable can drive the blocking rod to swing up and down through the connecting rod; gears are fixed on the front side of the box Pump 7, the input shaft of gear pump 7 and the wire pulley are connected by a one-way clutch; a vertical first hydraulic cylinder is fixed in the box, a vertical second hydraulic cylinder is fixed below the first hydraulic cylinder, and the left The gear pump 7 in the arresting device can pump the solution in the second hydraulic cylinder into the first hydraulic cylinder through the pipeline, and the gear pump 7 in the right arresting device can send the solution in the first hydraulic cylinder into the second hydraulic cylinder through the pipeline. The rear side of the wire wheel is fixed with a coaxial gear, and the lower end of the piston rod in the second hydraulic cylinder is fixed with a horizontal rack. When the solution in the second hydraulic cylinder is evacuated by the gear pump 7, the rack meshes with the gear, and The reel on the left cannot turn;

The lower ends of both sides of the box are provided with a horizontal movable plate that can move up and down. One end of the movable plate close to the box is connected to the wire wheel via a rope, and the movable plate moves downward to drive the wire wheel to rotate through the rope.

The lower end of the box body is fixed with a plurality of vertical support rods.

The invention has an ingenious structure, can limit the flow of tourists in a small area, can effectively control the number of people in the area, ensure the quality of tours under the premise of safety, facilitate the management of the scenic spot, reduce the burden on the staff of the scenic spot, and has wide applicability.

Description of drawings

FIG. 1 is a front view of the present invention.

FIG. 2 is a front sectional view of the present invention.

FIG. 3 is a sectional view of the core part of the present invention.

FIG. 4 is a state diagram of the present invention when the number of people in the area reaches the upper limit.

FIG. 5 is a cross-sectional view A-A in FIG. 3 .

FIG. 6 is a B-B sectional view of FIG. 3 .

Detailed ways

The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

1 to 6, the present invention includes a rectangular box body 1, and there is a blocking device on the left and right sides of the box body 1. The wheel 2 is a coaxial turntable 3, the turntable 3 and the wire pulley 2 are coaxially fixed together through the rotating shaft 4, a torsion spring is installed between the rotating shaft 4 and the box body 1, and the upper end of the rear side of the box body 1 has a horizontal stop bar 5. The middle part of the blocking rod 5 is hinged with the box body 1, the end of the blocking rod 5 away from the center of the box body 1 is used to block the passage of people, and the end of the blocking rod 5 close to the center of the box body 1 is hinged with a connecting rod 6, and the connecting rod 6 The lower end is hinged with the turntable 3, and the rotation of the turntable 3 can drive the stop lever 5 to swing up and down through the connecting rod 6; a gear pump 7 is fixed on the front side plate of the box 1, and the input shaft of the gear pump 7 and the wire wheel 2 are connected by a one-way clutch. 8 connection; a vertical first hydraulic cylinder 9 is fixed in the box 1, a vertical second hydraulic cylinder 10 is fixed below the first hydraulic cylinder 9, and the gear pump 7 in the left blocking device can send the first hydraulic cylinder 9 through the pipeline. The solution in the second hydraulic cylinder 10 is pumped into the first hydraulic cylinder 9, the gear pump 7 in the right blocking device can send the solution in the first hydraulic cylinder 9 into the second hydraulic cylinder 10 through the pipeline, and the rear side of the wire wheel 2 is fixed There is a gear 11 coaxial with it, and a horizontal rack 12 is fixed at the lower end of the piston rod in the second hydraulic cylinder 10. When the solution in the second hydraulic cylinder 10 is evacuated by the gear pump 7, the rack 12 meshes with the gear 11 and is located at the position of the gear 11. The reel 2 on the left cannot be rotated;

The lower ends of both sides of the box body 1 are provided with a horizontal movable plate 13 that can move up and down. One end of the movable plate 13 close to the box body 1 is connected with the wire wheel 2 via a rope, and the movable plate 13 moves downward through the rope to drive the line. Wheel 2 turns.

The lower end of the box body 1 is fixed with a plurality of vertical support rods.

There are a plurality of compression springs between the movable plate 13 and the ground, a plurality of vertical vertical rods 14 on the lower end surface of the movable plate 13, and a plurality of reserved holes corresponding to the vertical rods 14 on the ground. The rod 14 can move up and down in the reserved hole.

In order to easily adjust the maximum number of people who can enter the area, the piston rod in the first hydraulic cylinder 9 penetrates the upper side plate of the first hydraulic cylinder 9, and the upper side plate of the first hydraulic cylinder 9 has a screw 15 running through it. It is threadedly connected with the first hydraulic cylinder 9 and the lower end extends into the hydraulic cylinder. The lower end of the screw rod 15 limits the distance that the piston in the first hydraulic cylinder 9 can move upward, thereby realizing the control of the volume in the first hydraulic cylinder 9; The piston rod in the cylinder 10 penetrates the lower side plate of the second hydraulic cylinder 10, the lower side plate of the second hydraulic cylinder 10 has a screw rod 15, the screw rod 15 and the second hydraulic cylinder 10 are threadedly connected and the upper end extends into the hydraulic cylinder, The upper end of the screw rod 15 limits the distance that the piston in the second hydraulic cylinder 10 can move downward, so as to control the volume in the second hydraulic cylinder 10 .

In order to prevent the reverse rotation of the input shaft in the gear pump 7, a ratchet pawl structure is installed on the input shaft of the gear pump 7, wherein the ratchet wheel is fixed with the input shaft, and the pawl is fixed on the side wall of the casing 1 or the casing of the gear pump 7 On the top, the ratchet pawl structure can effectively prevent the input shaft of the gear pump 7 from being reversed.

The first hydraulic cylinder 9 and the second hydraulic cylinder 10 can store the same volume of solution. In the initial state, the first hydraulic cylinder 9 is empty, and the piston in the first hydraulic cylinder 9 is close to the first hydraulic cylinder 9 The left side is set as the entrance and the right side as the exit. Visitors can only enter through the left entrance and exit through the right exit; the movable board 13 should be large enough to ensure that tourists can step on the movable board when moving through the entrance and exit. 13, but it should not be too large. It is strictly forbidden for two people to step on the movable plate 13 at the same time to ensure that one person has one gear; this device is suitable for the occasion where the exit and The lower end of the piston rod in the second hydraulic cylinder 10 and the rack 12 are fixed together through the L-shaped plate.

When in use, fix the box body 1 in the middle of the entrance and exit in the restricted area. At this time, the left side is the entrance and the right side is the exit. When tourists want to enter, they step on the movable board 13 first, and the movable board 13 is under the gravity of the human body. Under the action of the rope, the reel 2 is driven to rotate, the reel 2 rotates through the shaft 4 to drive the turntable 3 to rotate, and the turntable 3 rotates through the connecting rod 6 to drive the blocking rod 5 to swing upward. When the blocking rod 5 reaches the highest point, the tourists can enter smoothly. At the same time, the pulley 2 drives the gear pump 7 on the left side to work through the one-way clutch 8, and the gear pump 7 on the left side pumps the solution in the second hydraulic cylinder 10 into the first hydraulic cylinder 9, and the second hydraulic cylinder The solution in 10 gradually decreases; when the visitor passes through the entrance, the movable plate 13 returns to its original state upward under the action of the compression spring, and the rotating shaft 4 drives the reel 2 and the turntable 3 to rotate in the opposite direction under the action of the torsion spring and returns to the original state, and the stop lever 5 Fall down again, and then wait for the next visitor to pass. As the number of visitors gradually increases, the lower end of the piston rod in the second hydraulic cylinder 10 is fixed together with the rack 12 through the L-shaped plate. When the number of tourists in the area gradually increases and reaches the specified At this time, the rack 12 meshes with the gear 11, and the gear 11 cannot rotate, which also makes the rotating shaft 4, the turntable 3, and the wire wheel 2 fixed and cannot rotate, and the blocking lever 5 cannot swing. At this time, the next visitor is blocked by the blocking rod 5. Cannot enter the area. When the tourists come out from the right side, the movable plate 13 on the right side drives the reel 2 to rotate through the rope on it, and the reel 2 rotates to drive the first sprocket on it to rotate, and the rotation of the first sprocket makes the upper half of the chain The length of the frame gradually decreases, the lower half gradually increases, and the frame moves downward, and the frame moves downward to make the rack 12 gradually move away from the gear 11, so that the gear 11 can rotate with the wire wheel 2.

In the above process, when all the solution in the second hydraulic cylinder 10 is pumped into the first hydraulic cylinder 9, the gear 11 meshes with the rack 12, and the gear 11 is fixed and does not rotate.

Advantages of the present invention:

1. In the present invention, the solution is used as the medium, and the amount of the solution is used as a limiting condition. When all the solution in the second hydraulic cylinder 10 is pumped into the first hydraulic cylinder 9, the rack 12 at this time meshes with the gear 11, and the gear 11 It is fixed and cannot be rotated. When the gear 11 does not rotate, the wire wheel 2 cannot rotate. At this time, the left stop lever 5 cannot swing, and tourists are prevented from outside the area, which acts as a current limiter.

2. The screw 15 in the present invention is to control the volume in the first hydraulic cylinder 9 and the second hydraulic cylinder 10, which can effectively control the maximum number of people staying in the restricted flow area; The solution is associated, so that the maximum number of people staying in the area can be effectively controlled in real time, safely and reliably.

3. The present invention is suitable for various small sites and small areas in scenic spots, and can be conveniently installed at entrances and exits according to needs, especially in houses, small glass platforms, annular planks, and high-altitude ropeways, which can effectively reduce the working pressure of staff. , play a role in limiting the flow to ensure the safety of tourists.

The invention has an ingenious structure, can limit the flow of tourists in a small area, can effectively control the number of people in the area, ensure the quality of tours under the premise of safety, facilitate the management of the scenic spot, reduce the burden on the staff of the scenic spot, and has wide applicability.

Claims (5)

1. A device for limiting the number of people in a closed place, characterized in that it comprises a rectangular box body (1), and there is a blocking device on the left and right sides of the box body (1), and the blocking device includes a rotatable wire wheel (2) , the rear side of the reel (2) has a turntable (3) coaxial with the reel (2). A torsion spring is installed between the box body (1), the upper end of the rear side of the box body (1) is provided with a horizontal blocking rod (5), the middle part of the blocking rod (5) is hinged with the box body (1), and the blocking rod (5) ) The end away from the center of the box (1) is used to block the passage of people, and the end of the blocking rod (5) close to the center of the box (1) is hinged with a connecting rod (6), and the lower end of the connecting rod (6) is connected to the turntable (3). ) is hinged, the rotation of the turntable (3) can drive the blocking rod (5) to swing up and down through the connecting rod (6). The wire pulleys (2) are connected through a one-way clutch (8); a vertical first hydraulic cylinder (9) is fixed in the box body (1), and a vertical second hydraulic cylinder (9) is fixed below the first hydraulic cylinder (9). The hydraulic cylinder (10), the gear pump (7) in the left blocking device can pump the solution in the second hydraulic cylinder (10) into the first hydraulic cylinder (9) through the pipeline, and the gear pump in the right blocking device (7) The solution in the first hydraulic cylinder (9) can be sent into the second hydraulic cylinder (10) through the pipeline, the rear side of the wire wheel (2) is fixed with a coaxial gear (11), and the second hydraulic cylinder ( The lower end of the piston rod in 10) is fixed with a horizontal rack (12). When the solution in the second hydraulic cylinder (10) is evacuated by the gear pump (7), the rack (12) meshes with the gear (11) and is located on the left side. The wire pulley (2) on the side cannot be rotated; The lower ends of both sides of the box body (1) are provided with a horizontal movable plate (13) that can move up and down. The movable plate (13) moves down through the rope to drive the reel (2) to rotate. 2 . The device for limiting the number of people in a scenic spot according to claim 1 , wherein a plurality of vertical support rods are fixed at the lower end of the box body ( 11 ). 3 . 3. The device for restricting a closed place according to claim 1, characterized in that there are a plurality of compression springs between the movable plate (1) and the ground, and a plurality of vertical springs are arranged on the lower end surface of the movable plate (13). The straight vertical rod (14) has a plurality of reserved holes on the ground corresponding to the vertical rods (14) one-to-one, and the vertical rod (14) can move up and down in the reserved holes. 4. The device for limiting the number of people in a closed place according to claim 1, wherein the piston rod in the first hydraulic cylinder (9) penetrates the upper side plate of the first hydraulic cylinder (9), and the first hydraulic cylinder A screw (15) runs through the upper side plate of the hydraulic cylinder (9), the screw (15) is connected with the first hydraulic cylinder (9) by thread and the lower end extends into the hydraulic cylinder, and the lower end of the screw (15) restricts the first hydraulic cylinder ( 9) The distance the piston can move upwards, so as to control the volume in the first hydraulic cylinder (9); the piston rod in the second hydraulic cylinder (10) penetrates the lower side plate of the second hydraulic cylinder (10), and the A screw (15) runs through the lower side plate of the second hydraulic cylinder (10), the screw (15) and the second hydraulic cylinder (10) are threadedly connected and the upper end extends into the hydraulic cylinder, and the upper end of the screw (15) restricts the second hydraulic cylinder The distance that the piston in (10) can move downward, thereby realizing the control of the volume in the second hydraulic cylinder (10). 5. A device for limiting the number of people in a closed place according to claim 1, characterized in that a ratchet pawl structure is installed on the input shaft of the gear pump (7), wherein the ratchet wheel and the input shaft are fixed, and the pawl is fixed On the side wall of the box body (1) or the casing of the gear pump (7), the ratchet pawl structure can effectively prevent the input shaft of the gear pump (7) from reversing.

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