Energy-saving access control system

Abstract

The application discloses an energy-saving access control system, and relates to the technical field of access control, which comprises a base and side frames arranged on the two sides of the base, a passing channel is formed between the two side frames, and further comprises: a liftable gate arranged between the two side frames; a gate lifting transmission mechanism arranged in the side frame, wherein the gate lifting transmission mechanism comprises a traction member connected with the gate and capable of driving the gate to lift, the traction member is a chain, a rope or a rack; a gate lifting control mechanism connected with the traction member through the transmission structure of the gate lifting transmission mechanism; and a visual lens arranged in front of the gate and used for shooting a license plate. The application is energy-saving and safe in use.

Description

TECHNICAL FIELD

[0001] The application relates to the access control technical field, in particular to an energy-saving access control system. BACKGROUND

[0002] With the popularization of automatic access control, the access control management is safer and more convenient, and usually includes vehicle access control and non-motor vehicle access control, in order to prevent vehicles or people from entering public areas such as communities or office buildings at will, an access control device is usually arranged at the entrance of a parking lot or the entrance and exit of a building, the non-motor vehicle access control is to judge whether the person can pass by using face or fingerprint or card swiping, and the motor is usually used to drive the rotation of the door to control whether the access control can pass, the motor is frequently reversed, and is damaged, thereby increasing the maintenance cost, the vehicle access control is to judge whether the vehicle can pass by using the detection of the license plate, the vehicle access control is an important means of vehicle management, and a common vehicle access control device includes a lifting rod arranged in rotation and a driving mechanism for driving the action of the lifting rod, the driving mechanism usually includes a motor and a transmission mechanism, when the vehicle needs to pass, the motor works, and the transmission mechanism is used to drive the lifting rod to be lifted, after the vehicle passes, the motor works, and the transmission mechanism is used to drive the lifting rod to be lowered to the horizontal state, the motor is powered for a long time in the whole process, resources are wasted, and after sudden power failure, the lifting rod is prone to accidental falling. SUMMARY

[0003] Therefore, the application provides an energy-saving access control system to solve the technical problem of large power consumption and resource waste of the existing system.

[0004] To achieve the above-mentioned purpose, the application provides the following technical scheme:

[0005] An energy-saving access control system, comprising a base and side frames arranged on both sides of the base, a passing channel is formed between the two side frames, and the energy-saving access control system further comprises:

[0006] A liftable gate plate arranged between the two side frames;

[0007] A gate plate lifting transmission mechanism arranged in the side frame, the gate plate lifting transmission mechanism comprises a traction member connected with the gate plate and capable of driving the gate plate to lift, wherein the traction member is a chain or a rope or a rack;

[0008] A gate plate lifting control mechanism, the gate plate lifting control mechanism is connected with the traction member through the transmission structure of the gate plate lifting transmission mechanism;

[0009] A visual lens arranged in front of the gate plate and used for shooting the license plate or face.

[0010] Further, when the traction member is a rope, the transmission structure comprises a winch pivoted to the corresponding side of the base and a first pulley located on the corresponding side frame, the rope connected to one end of the winch passes through the first pulley and is connected to the gate, and the gate lifting control mechanism can drive the winch to rotate.

[0011] Further, when the traction member is a rope, the transmission structure comprises a winch pivoted to the corresponding side of the base and a first pulley and a third pulley located on the corresponding side frame, the rope connected to one end of the winch passes through the first pulley and the third pulley in sequence and is connected to the gate, the first pulley and the third pulley are located on the same side of the rope, the counterweight sleeved on the rope is located between the first pulley and the third pulley, and the gate lifting control mechanism can drive the winch to rotate.

[0012] Further, the gate lifting control mechanism comprises a first gear pivoted in the base and a swing frame pivoted to one end of the base, the swing frame is located in front of the gate, can be pressed down and swung when a vehicle passes through, an arc-shaped rack provided on the swing frame is engaged with the first gear, a middle part of the swing frame is connected to the base through a lifting drive cylinder, a first pipeline and a one-way channel arranged side by side are connected to a medium inlet and outlet of a lower end of the lifting drive cylinder, an inlet port of the one-way channel is connected to the lifting drive cylinder, the first pipeline is connected to a medium supply system, a first electromagnetic reversing valve is arranged on the first pipeline, and the first gear is connected to the winch through a chain transmission mechanism.

[0013] Further, the gate lifting control mechanism comprises a first gear pivoted in the base and a swing frame pivoted to one end of the base, the swing frame is located in front of the gate, can be pressed down and swung when a vehicle passes through, an arc-shaped rack provided on the swing frame is engaged with the first gear, a middle part of the swing frame is connected to the base through a lifting drive cylinder, a first pipeline and a one-way channel arranged side by side are connected to a medium inlet and outlet of a lower end of the lifting drive cylinder, an inlet port of the one-way channel is connected to the lifting drive cylinder, the first pipeline is connected to a medium supply system, a first electromagnetic reversing valve is arranged on the first pipeline, and the first gear is connected to the winch through a chain transmission mechanism.

[0014] Further, the side frame is provided with a first locking structure capable of locking the gate or the counterweight.

[0015] Further, an outlet port of the one-way channel can be connected to a nozzle arranged at a visual lens through a pipeline.

[0016] Further, when the traction member is a chain, the transmission structure is a chain traction mechanism with at least two chain wheels, and the gate lifting control mechanism can drive the driving chain wheel of the chain traction mechanism to rotate, wherein the center of gravity of the driving chain wheel and the gate are located on two sides of a central axis of the driving chain wheel.

[0017] Further, the gate lifting control mechanism comprises a power motor coaxially arranged with the driving sprocket, and the power motor is connected to the fluid linkage system of the gate lifting control mechanism through the four-way electromagnetic control switch.

[0018] Further, the gate lifting control mechanism comprises a second gear coaxially arranged with the driving sprocket, a straight rack engaged with the second gear, and a linear drive cylinder connected to the straight rack, and the linear drive cylinder is connected to the fluid linkage system of the gate lifting control mechanism through the four-way electromagnetic control switch.

[0019] Further, when the traction member is a rope, the transmission structure comprises a winch pivotally connected to the corresponding side of the base, and the rope connected to one end of the winch is connected to the gate, and the gate lifting control mechanism can drive the winch to rotate.

[0020] Further, the gate lifting control mechanism comprises an eccentric turntable arranged on one side of the winch, a linear drive cylinder arranged on the eccentric turntable, a counterweight, a large gear arranged on the eccentric turntable, and a small gear coaxially arranged with the winch, the large gear and the small gear are engaged, the linear drive cylinder is connected to the counterweight, and the linear drive cylinder is connected to the fluid linkage system of the gate lifting control mechanism through the four-way electromagnetic control switch.

[0021] Further, the fluid linkage system comprises an energy storage device and a swing frame hingedly connected to the base at one end, the swing frame is located behind the gate, and when a vehicle passes, the swing frame can be crushed and swung downward, the other end of the swing frame is connected to the base through a lifting drive cylinder, one front medium inlet and outlet of the four-way electromagnetic control switch is connected to the energy storage device, the lower end of the lifting drive cylinder is connected to a second pipeline and a one-way channel arranged side by side, the second pipeline is connected to another front medium inlet and outlet of the four-way electromagnetic control switch, the outlet end of the one-way channel is connected to the energy storage device, and the one-way channel comprises a one-way valve and a pressure sensor arranged in sequence, and the pressure sensor is used to monitor the pressure of the energy storage device.

[0022] Further, the fluid linkage system comprises an energy storage device and a swing frame hingedly connected to the base at one end, the swing frame is located behind the gate, and when a vehicle passes, the swing frame can be crushed and swung downward, the other end of the swing frame is connected to the base through a lifting drive cylinder, one front medium inlet and outlet of the four-way electromagnetic control switch is connected to the energy storage device, the lower end of the lifting drive cylinder is connected to a second pipeline and a one-way channel arranged side by side, the second pipeline is connected to another front medium inlet and outlet of the four-way electromagnetic control switch, and the second pipeline is connected to a medium storage device through a bypass pipeline, the bypass pipeline is provided with a first electromagnetic reversing valve, the outlet end of the one-way channel is connected to the energy storage device, and the one-way channel comprises a one-way valve and a pressure sensor arranged in sequence, and the pressure sensor is used to monitor the pressure of the energy storage device.

[0023] Further, the lifting driving cylinder of the gate lifting control mechanism is provided with a self-resetting mechanism for pushing the piston to ascend.

[0024] Further, the fluid linkage system further comprises a second electromagnetic reversing valve and a power generation motor connected with the generator, two medium inlets and outlets of the power generation motor are connected with corresponding rear inlets and outlets of the second electromagnetic reversing valve in communication, a front inlet of the second electromagnetic reversing valve is connected with the second pipeline in communication, and another front inlet of the second electromagnetic reversing valve is connected with the energy storage device in communication.

[0025] From the above technical solution, the advantages of the present application are:

[0026] 1. The first embodiment in the present application is to use the vehicle to roll the swing frame or the non-motor vehicle to step the swing frame to drive the rope winding to drive the gate to ascend to realize the opening of the passage, use the hydraulic locking or the first locking structure to enable the gate to keep the stable ascending state, and use the counterweight to enable the swing frame to not need to keep the depressed state for a long time in the continuous passing process of the vehicle or the non-motor vehicle.

[0027] 2. The second embodiment in the present application is to use the vehicle to roll the swing frame or the non-motor vehicle to step the swing frame to drive the rope winding to drive the gate to ascend to realize the closing of the passage, use the first locking structure to enable the gate to keep the stable ascending state, and adjust the gate to keep the stable sinking state when the system loses power, so as to not affect the use of the vehicle or the non-motor vehicle to enter and exit, and use safety.

[0028] 3. The third embodiment in the present application is to use the hydraulic energy storage driving power motor or the linear driving cylinder to work in the forward and reverse directions to drive the chain traction mechanism to work, use the vehicle to roll the swing frame or the non-motor vehicle to step the swing frame to drive the lifting driving cylinder to work to supplement the liquid and increase the pressure of the energy storage device, realize the circulation, use the power motor or the linear driving cylinder to stop working to enable the gate to keep the stable ascending state, and adjust the gate to keep the stable sinking state after power failure, so as to not affect the use of the vehicle or the non-motor vehicle to enter and exit, and use safety.

[0029] 4. The fourth embodiment in the present application is to use the hydraulic energy storage driving linear driving cylinder to work in the forward and reverse directions to adjust the position of the counterweight, and then adjust the movement direction of the eccentric turntable, realize the adjustment of the movement direction of the winch, use the vehicle to roll the swing frame or the non-motor vehicle to step the swing frame to drive the lifting driving cylinder to work to supplement the liquid and increase the pressure of the energy storage device, realize the circulation, use the linear driving cylinder to stop working to enable the gate to keep the stable ascending state, and adjust the gate to keep the stable sinking state after power failure, so as to not affect the use of the vehicle or the non-motor vehicle to enter and exit, and use safety. BRIEF DESCRIPTION OF DRAWINGS

[0030] The accompanying drawings, which form a part of this application, are included to provide a further understanding of the application and are incorporated in and constitute a part of this application. The embodiments of this application, and their

[0031] Figure 1 Structure diagram of the embodiment one of the present application.

[0032] Figure 2 Structure diagram of the embodiment two of the present application.

[0033] Figure 3 Hydraulic system diagram of the lifting drive cylinder in the embodiment one and two of the present application.

[0034] Figure 4 Structure diagram of the embodiment three of the present application.

[0035] Figure 5 Structure diagram of the first gate lifting control mechanism in the embodiment three of the present application.

[0036] Figure 6 Structure diagram of the second gate lifting control mechanism in the embodiment three of the present application.

[0037] Figure 7 Structure diagram of the third gate lifting control mechanism in the embodiment three of the present application.

[0038] Figure 8 Structure diagram of the embodiment four of the present application.

[0039] Explanation of reference signs: 1 - base; 2 - side frame; 21 - gate limiting track; 3 - gate lifting transmission mechanism; 31 - winch; 32 - first pulley; 33 - rope; 34 - second pulley; 35 - first locking structure; 36 - driving sprocket; 37 - chain; 38 - third pulley; 39 - counterweight; 4 - gate lifting control mechanism; 41 - chain transmission mechanism; 42 - swing frame; 43 - arc-shaped rack; 44 - first gear; 45 - first electromagnetic reversing valve; 46 - one-way passage; 47 - lifting drive cylinder; 48 - self-resetting mechanism; 49 - second gear; 410 - straight rack; 411 - rack limiting pulley; 412 - second locking structure; 413 - linear drive cylinder; 414 - four-way electromagnetic control switch; 415 - medium storage device; 416 - power motor; 417 - second electromagnetic reversing valve; 418 - power generation motor; 5 - energy storage device; 6 - visual lens; 7 - transmission shaft; 8 - gate; 9 - eccentric turntable; 10 - large gear; 11 - small gear. DETAILED DESCRIPTION

[0040] For the purpose, technical solutions and advantages of the present application to be more clearly and obviously understood, the present application is further described in detail below in conjunction with the embodiments and drawings. Herein, the illustrative embodiments of the present application and their descriptions are used to explain the present application but not as a limitation of the present application.

[0041] Embodiment one

[0042] Reference Figure 1 And Figure 3 An energy-saving access control system as shown in the figure is used as vehicle access, which comprises a base 1 and side frames 2 arranged on both sides of the base 1, the base 1 is raised above the ground by a certain distance, and a passing channel is formed between the two side frames 2. The energy-saving access control system further comprises a liftable gate 8 arranged between the two side frames 2, a gate lifting transmission mechanism 3 arranged in the side frame 2, a gate lifting control mechanism 4, a visual lens 6 arranged in front of the gate 8, a rechargeable power storage module for powering the system, and a control module for controlling the operation of the electromagnetic valve. The gate lifting transmission mechanism 3 comprises a traction member connected to the gate 8 and capable of driving the gate 8 to lift, wherein the traction member is a rope 33; the gate lifting control mechanism 4 is connected to the traction member through the transmission structure of the gate lifting transmission mechanism 3; the visual lens 6 is used to shoot license plates, and obstacle detection sensors capable of detecting the distance between the vehicle and the visual lens 6 are arranged on both sides of the visual lens 6. The lateral shooting angle of the visual lens 6 is 20°-30°, the effective lateral distance of the lens is 600mm-800mm, the vertical shooting angle β of the visual lens 6 is 8°-15°, the effective vertical distance of the lens is 250mm-450mm, and the visual lens 6 shoots the license plate when the license plate is about 1.5 meters away from the visual lens 6.

[0043] In the present application, preferably, the lateral shooting angle of the visual lens 6 is 25°, the effective lateral distance of the lens is 700mm, the vertical shooting angle β of the visual lens 6 is 12°, and the effective vertical distance of the lens is 350mm.

[0044] In the present application, preferably, the obstacle detection sensor is an infrared sensor or a laser emitter or an ultrasonic sensor to detect whether a vehicle has entered.

[0045] In the present application, the visual lens 6 is controlled by millimeter wave radar instructions to adjust the shooting angle of the lens in the left-right horizontal and up-down angle.

[0046] In the embodiment, one structure of the transmission structure is that the transmission structure comprises a winch 31 pivoted to the bracket on the corresponding side of the base 1, and a first pulley 32 and a second pulley 34 located on the corresponding side frame 2, a rope 33 connected to the winch 31 at one end is wound around the second pulley 34 and the first pulley 32 in sequence and then connected to the gate 8, and the gate lifting control mechanism 4 can drive the winch 31 to rotate. With this structure, when the rope 33 is fully unwound, i.e., the rope 33 has no winding margin on the winch 31, the gate 8 is at the lowest limit position to maintain the blocking state, at this time the system is in a non-charged state, and the mechanical structure is used to automatically reset to maintain the closed state of the passing channel, thereby saving energy.

[0047] In the embodiment, another structure of the transmission structure is that the transmission structure comprises a winch 31 pivoted to the bracket on the corresponding side of the base 1, and a first pulley 32, a second pulley 34 and a third pulley 38 located on the corresponding side frame 2, a rope 33 connected to the winch 31 at one end is wound around the second pulley 34, the first pulley 32 and the third pulley 38 in sequence and then connected to the gate 8, the first pulley 32 and the third pulley 38 are located on the same side of the rope 33, a counterweight 39 slidably sleeved on the rope 33 is located between the first pulley 32 and the third pulley 38, the side frame 2 is provided with a blocking structure capable of preventing the counterweight 39 from passing through the first pulley 32 and the third pulley 38, and the gate lifting control mechanism 4 can drive the winch 31 to rotate. With this structure, when the rope 33 is fully unwound, i.e., the rope 33 has no winding margin on the winch 31, and the gate 8 is at the lowest limit position to maintain the blocking state, the counterweight 39 is at the highest limit position, at this time the rope 33 is in a tensioned state, at this time the system is in a non-charged state, and the mechanical structure is used to automatically reset to maintain the closed state of the passing channel, thereby saving energy. With this structure, the height of the side frame 2 is low, when it is detected that the vehicle can pass, the winch 31 is rotated to wind up so that the gate 8 and the counterweight 39 are both at the highest limit position, when the passing channel is opened, after the vehicle passes, when it is detected that the subsequent vehicles can pass continuously, the gate 8 is always at the high position, and the counterweight 39 is in a descending state or a maintaining rising state according to the structure of the gate lifting control mechanism 4.

[0048] In this embodiment, the gate lifting control mechanism 4 comprises a first gear 44 hinged in the base 1 and a swing frame 42 hinged at one end on the base 1, the swing frame 42 is located in front of the gate 8 and can be crushed by the vehicle to swing down, an arc-shaped rack 43 provided on the distal end of the swing frame 42 is engaged with the first gear 44, the middle part of the swing frame 42 is connected with the base 1 through a lifting drive cylinder 47, a first pipe and a one-way channel 46 are connected in parallel at the medium inlet and outlet of the lower end of the lifting drive cylinder 47, the inlet port of the one-way channel 46 is connected with the lifting drive cylinder 47, the first electromagnetic reversing valve 45 is provided on the first pipe, and the first gear 44 is connected with the winch 31 through a chain transmission mechanism 41. When the swing frame 42 is crushed, the first gear 44 is driven to rotate, at the same time, the medium in the lower cavity of the lifting drive cylinder 47 is discharged from the one-way channel 46, the chain transmission mechanism 41 drives the winch 31 to rotate for winding, the gate 8 is lifted, the passing channel is opened, and the first electromagnetic reversing valve 45 is closed to keep the lower cavity of the lifting drive cylinder 47 in a negative pressure state, so that the lifting drive cylinder 47 is kept in a reliable shortening state, and the swing frame 42 is kept in a stable crushing state, the gear engagement makes the winch 31 unable to reverse and unwind, and when the first electromagnetic reversing valve 45 is in the closed state, the gate 8 is always in the lifting state, so as to avoid damage to the vehicle caused by accidental falling of the gate 8, and when the first electromagnetic reversing valve 45 is reversed, the lifting drive cylinder 47 is lifted by the self-resetting mechanism 48 and the medium is sucked, so as to drive the swing frame 42, the first gear 44 and the winch 31 to move reversely and drive the gate 8 to descend.

[0049] When the gate lifting control mechanism 4 is used in cooperation with the transmission structure with the counterweight 39, when it is detected that the subsequent vehicle can pass continuously, the gate 8 is kept in a locked state by the first locking structure 35 provided on the side frame 2, after the vehicle passes through the swing frame 42, the first electromagnetic reversing valve 45 is quickly switched to open the medium inlet and outlet of the lower end of the lifting drive cylinder 47, the swing frame 42 is reset and lifted, and the counterweight 39 is lowered, so as to keep the rope 33 in a tensioned state.

[0050] In the embodiment of the application, the first electromagnetic reversing valve 45 is provided on the first pipe, so that the inlet and outlet of the medium supply system can be closed, the medium can not return along the original path by using the first electromagnetic reversing valve 45, the medium can be pushed away from the one-way channel 46 by crushing the swing frame 42, the outlet port of the one-way channel 46 can be connected with the nozzle provided at the visual lens 6 or / and the obstacle detection sensor through a pipe, and the lens of the visual lens 6 can be cleaned by the gas or liquid squeezed during the shortening of the lifting drive cylinder 47, so that the license plate can be clearly captured.

[0051] In the embodiment, the gate lifting transmission mechanism 3 can be provided with a group on each side, the swing frame 42 can be provided with a plurality of groups of arc-shaped racks 43, all the first gears 44 engaged with the arc-shaped racks 43 are coaxially arranged through the transmission shaft 7, the side frame 2 is provided with a gate limiting track 21 limiting the lifting track of the gate 8, wherein the gate limiting track 21 can be a guide groove or a guide column or a guide steel wire rope, which can avoid the shaking of the gate 8.

[0052] The lifting driving cylinder 47 is provided with a self-resetting mechanism 48 for pushing the piston to rise, which facilitates the quick reset of the lifting driving cylinder 47.

[0053] The self-resetting mechanism 48 can be a spring or an elastic assembly or an air bag structure built-in and communicated with the outside, and the two communication ports of the air bag structure are respectively provided with opposite one-way valves.

[0054] The first gear 44 of the gate lifting control mechanism 4 can be connected with a generator, the generator is electrically connected with an electricity storage module, and in the working process, the electricity storage module can be supplemented with a certain amount of electricity, energy storage is carried out by using energy conversion, which is more energy-saving and environmentally friendly.

[0055] The lifting driving cylinder 47 can be an oil cylinder or an air cylinder.

[0056] The visual lens 6 can also be arranged on the swing frame 42.

[0057] The first locking structure 35 can be a hydraulic locking structure or an electromagnetic locking structure.

[0058] When the winch 31 is replaced by a gear, the traction member can be a rack.

[0059] Embodiment two

[0060] Reference Figure 2 and Figure 3The energy-saving type access control system shown is used as a vehicle access control system, comprising a base 1 and side frames 2 arranged on both sides of the base 1, the base 1 is raised from the ground by a certain distance, a passing channel is formed between the two side frames 2, the energy-saving type access control system further comprises a liftable gate plate 8 arranged between the two side frames 2, a gate plate lifting transmission mechanism 3 arranged in the side frame 2, a gate plate lifting control mechanism 4, a visual lens 6 arranged in front of the gate plate 8, a chargeable power storage module for supplying power to the system, and a control module for controlling the operation of the electromagnetic valve, the gate plate lifting transmission mechanism 3 comprises a traction member connected with the gate plate 8 and capable of driving the gate plate 8 to lift, wherein the traction member is a rope 33; the gate plate lifting control mechanism 4 is connected with the traction member through the transmission structure of the gate plate lifting transmission mechanism 3; the visual lens 6 is used to shoot a license plate, obstacle detection sensors capable of detecting the distance between a vehicle and the visual lens 6 are arranged on both sides of the visual lens 6, the lateral shooting angle of the visual lens 6 is 20°-30°, the effective lateral distance of the lens is 600mm-800mm, the vertical shooting angle β of the visual lens 6 is 8°-15°, the effective vertical distance of the lens is 250mm-450mm, and the visual lens 6 shoots the license plate when the distance between the license plate and the visual lens 6 reaches about 1.5m.

[0061] In the present application, preferably, the lateral shooting angle of the visual lens 6 is 25°, the effective lateral distance of the lens is 700mm, the vertical shooting angle β of the visual lens 6 is 12°, and the effective vertical distance of the lens is 350mm.

[0062] In the present application, preferably, the obstacle detection sensors are infrared sensors, laser emitters or ultrasonic sensors to detect whether a vehicle enters.

[0063] In the present application, the visual lens 6 is controlled by a millimeter wave radar instruction to adjust the shooting angle of the lens in the left-right horizontal and up-down angle.

[0064] In the present embodiment, the transmission structure comprises a winch 31 pivotally connected to the corresponding side of the base 1 and a first pulley 32 and a second pulley 34 located on the corresponding side frame 2, a rope 33 connected to one end of the winch 31 is connected to the gate plate 8 after passing through the second pulley 34 and the first pulley 32 in sequence, and the gate plate lifting control mechanism 4 can drive the winch 31 to rotate. With this structure, when the rope 33 is fully unwound, i.e. there is no winding allowance of the rope 33 on the winch 31, the gate plate 8 is in the lowest limit position and remains in a hidden state, and the passing channel is in an open state, at this time the system is in a non-powered state, the mechanical structure is used to automatically reset and keep the passing channel open, and the use is safe.

[0065] In this embodiment, the gate lifting control mechanism 4 comprises a first gear 44 hinged in the base 1 and a swing frame 42 hinged at one end on the base 1, the swing frame 42 is located behind the gate 8, and the vehicle can roll over the swing frame 42 to press down after passing through the gate 8, an arc-shaped rack 43 provided on the distal end of the swing frame 42 is engaged with the first gear 44, the middle part of the swing frame 42 is connected with the base 1 through a lifting drive cylinder 47, a first pipeline and a one-way channel 46 are arranged in parallel at the medium inlet and outlet of the lower end of the lifting drive cylinder 47, the inlet port of the one-way channel 46 is connected with the lifting drive cylinder 47, the first electromagnetic reversing valve 45 is arranged on the first pipeline, and the first gear 44 is connected with the winch 31 through a chain transmission mechanism 41. When the swing frame 42 is pressed down, the first gear 44 is driven to rotate, at the same time, the medium in the lower cavity of the lifting drive cylinder 47 is discharged from the one-way channel 46, the winch 31 is driven to rotate for winding by the chain transmission mechanism 41, the gate 8 is lifted, the passing channel is closed, and the first electromagnetic reversing valve 45 is closed to keep the lower cavity of the lifting drive cylinder 47 in a negative pressure state, so that the lifting drive cylinder 47 is kept in a reliable shortening state, and the swing frame 42 is kept in a stable pressing-down state, the winch 31 cannot be reversed and unwound by gear engagement, and the gate 8 is kept in a lifting state in the closed state of the first electromagnetic reversing valve 45, so that the vehicle cannot pass through the channel by accident, but when a vehicle is detected to pass through, the first electromagnetic reversing valve 45 is reversed to open the medium inlet and outlet of the lower end of the lifting drive cylinder 47, the lifting drive cylinder 47 is lifted by the self-resetting mechanism 48 and absorbs the medium, and then the swing frame 42, the first gear 44 and the winch 31 are reversely moved to drive the gate 8 to descend, the passing channel is opened, and the vehicle passes through, the rolling swing frame 42 presses down to drive the gate 8 to rise, and one vehicle passes through.

[0066] In the embodiment of the present application, the first locking structure 35 capable of locking the gate 8 is arranged on the side frame 2. The use of the first locking structure 35, in cooperation with the first electromagnetic reversing valve 45, can realize double locking of the gate 8, so that the lifting state of the gate 8 is more reliable and the use is safer.

[0067] In the embodiment of the present application, the first electromagnetic reversing valve 45 is arranged on the first pipeline, so that the inlet and outlet of the medium supply system can be closed, the medium can not return along the original path by using the first electromagnetic reversing valve 45, the medium can be pushed away from the one-way channel 46 by pressing down the swing frame 42, the outlet port of the one-way channel 46 can be connected with the nozzle arranged at the visual lens 6 or / and the obstacle detection sensor through a pipeline, the lens of the visual lens 6 can be cleaned by the gas or liquid squeezed during the shortening of the lifting drive cylinder 47, so that the license plate can be clearly shot.

[0068] In the embodiment, the gate lifting transmission mechanism 3 can be provided with one set on each side, the swing frame 42 can be provided with multiple sets of arc-shaped racks 43, all the first gears 44 engaged with the arc-shaped racks 43 are coaxially arranged through the transmission shaft 7, the side frame 2 is provided with a gate limiting track 21 for limiting the lifting track of the gate 8, wherein the gate limiting track 21 can be a guide groove or a guide column or a guide steel wire rope, which can avoid the shaking of the gate 8.

[0069] The lifting driving cylinder 47 is provided with a self-resetting mechanism 48 for pushing the piston to rise, which facilitates the quick resetting of the lifting driving cylinder 47.

[0070] The self-resetting mechanism 48 can be a spring or an elastic assembly or an air bag structure built-in and connected with the outside, and the two communication ports of the air bag structure are respectively provided with opposite one-way valves.

[0071] The first gear 44 of the gate lifting control mechanism 4 is connected with a generator, the generator is electrically connected with an electricity storage module, and during the working process, the generator can supplement a certain amount of electricity to the electricity storage module, energy is stored by using energy conversion, which is more energy-saving and environmentally friendly.

[0072] The first locking structure 35 can be a hydraulic locking structure or an electromagnetic locking structure.

[0073] When the winch 31 is replaced by a gear, the traction member can be a rack.

[0074] The base 1 is provided with a sinking groove for sinking and hiding the gate 8, which avoids the influence of the gate 8 on the passing of vehicles.

[0075] Embodiment three

[0076] For example, Figure 4 , Figure 5 , Figure 6 and Figure 7The energy-saving type access control system is used as a vehicle access control system, and comprises a base 1, side frames 2 arranged on both sides of the base 1, a liftable gate plate 8 arranged between the side frames 2, a gate plate lifting transmission mechanism 3 arranged in the side frame 2, a gate plate lifting control mechanism 4, and a visual lens 6 arranged in front of the gate plate 8. The base 1 is arranged to be higher than the ground by a certain distance, and a passing channel is formed between the two side frames 2. The gate plate lifting transmission mechanism 3 comprises a traction member connected with the gate plate 8 and capable of driving the gate plate 8 to lift, wherein the traction member is a chain 37. The gate plate lifting control mechanism 4 is connected with the traction member through a transmission structure of the gate plate lifting transmission mechanism 3. The visual lens 6 is used to shoot a license plate, and obstacle detection sensors capable of detecting the distance between a vehicle and the visual lens 6 are arranged on both sides of the visual lens 6. The lateral shooting angle of the visual lens 6 is 20°-30°, the effective lateral distance of the lens is 600mm-800mm, the vertical shooting angle β of the visual lens 6 is 8°-15°, and the effective vertical distance of the lens is 250mm-450mm. The visual lens 6 shoots the license plate when the distance between the license plate and the visual lens 6 is about 1.5m.

[0077] In the present application, preferably, the lateral shooting angle of the visual lens 6 is 25°, the effective lateral distance of the lens is 700mm, the vertical shooting angle β of the visual lens 6 is 12°, and the effective vertical distance of the lens is 350mm.

[0078] In the present application, preferably, the obstacle detection sensor is an infrared sensor, a laser emitter or an ultrasonic sensor.

[0079] In the present application, the visual lens 6 is controlled by a millimeter wave radar instruction to adjust the shooting angle in the left-right horizontal direction and the up-down angle.

[0080] In the present embodiment, preferably, the transmission structure is a chain traction mechanism with at least two chain wheels, the gate plate lifting control mechanism 4 can drive the driving chain wheel 36 of the chain traction mechanism to rotate, the base 1 is provided with a sunken groove for hiding the gate plate 8, so as to avoid the influence of the gate plate 8 on the vehicle passing, the gate plate 8 is in a sunken hidden state when the passing channel is opened, and the gate plate 8 is in a lifted state when the passing channel is closed.

[0081] Preferably, the transmission structure is a chain traction mechanism with two or three sprockets. When the transmission structure has two sprockets, the driving sprocket 36 is located above. When the transmission structure has three sprockets, two of which are of the same size and are distributed in the vertical direction, the gate 8 is connected between the two sprockets of the same size, and the gate lifting control mechanism 4 is connected to the driving sprocket 36 of large diameter. By setting the multi-stage transmission ratio, the movement speed of the gate 8 is fast, and the opening and closing actions of the passage are rapid.

[0082] As shown in Figure 6 , the gate lifting control mechanism 4 includes a power motor 416 coaxially arranged with the driving sprocket 36 and connected to the side frame 2. The power motor 416 is connected to the fluid linkage system of the gate lifting control mechanism 4 through the four-way electromagnetic control switch 414.

[0083] The two inlets and outlets of the power motor 416 are connected to the two rear medium inlets and outlets of the four-way electromagnetic control switch 414.

[0084] As shown in Figure 3 , 4 , 5, the gate lifting control mechanism 4 includes a second gear 49 coaxially arranged with the driving sprocket 36, a straight rack 410 engaged with the second gear 49, and a linear drive cylinder 413 connected to the straight rack 410 and mounted on the side frame 2. The linear drive cylinder 413 is connected to the fluid linkage system of the gate lifting control mechanism 4 through the four-way electromagnetic control switch 414.

[0085] In this embodiment, the center of gravity of the driving sprocket 36 and the gate 8 are located on both sides of the central axis of the driving sprocket 36, respectively. The force balance of both sides is achieved by using the center of gravity offset of the driving sprocket 36 and the gate 8 located on both sides of the driving sprocket 36, so that the linear drive cylinder 413 and the power motor 416 have smaller torque during operation and have longer service life.

[0086] In this application, the side frame 2 is also provided with a rack limiting pulley 411 abutting against the back surface of the straight rack 410, which increases the strength of the straight rack 410. The straight rack 410 can be arranged horizontally or vertically.

[0087] In this embodiment, the two inlets and outlets of the linear drive cylinder 413 are connected to the two rear medium inlets and outlets of the four-way electromagnetic control switch 414, and the straight rack 410 can extend in the horizontal or vertical direction.

[0088] When the traction member is a rack, the rack is engaged with the second gear 49 through a gear pair arranged on the side frame 2, and the rack is moved to drive the gate 8 to rise and fall.

[0089] In the embodiment, the fluid linkage system comprises the energy storage device 5 and a swing frame 42 hinged at one end to the base 1, the swing frame 42 being located behind the gate 8 and capable of being pressed down by a vehicle passing through to swing down, the other end of the swing frame 42 being connected to the base 1 through a lifting drive cylinder 47, one front-positioned medium inlet and outlet of a four-way electromagnetic control switch 414 being connected in communication with the energy storage device 5, the lower end of the lifting drive cylinder 47 being connected with a second pipeline and a one-way channel 46 arranged side by side, the second pipeline being connected in communication with another front-positioned medium inlet and outlet of the four-way electromagnetic control switch 414, the outlet end of the one-way channel 46 being connected in communication with the energy storage device 5, the one-way channel 46 comprising a one-way valve and a pressure sensor arranged in sequence, the pressure sensor being used to monitor the pressure of the energy storage device 5.

[0090] When the fluid linkage system is working, initially, the swing frame 42 is in a depressed state, the gate 8 is in a raised state, the lifting drive cylinder 47 is in a shortened state, and the pressure value of the energy storage device 5 reaches the set value by using the liquid supplementing system. When the visual lens 6 detects that a vehicle can pass, the four-way electromagnetic control switch 414 is switched, the energy storage device 5 inputs medium into the power motor 416 or the linear drive cylinder 413, combined with the weight of the gate 8, the power motor 416 or the linear drive cylinder 413 needs a smaller pressure to drive, the gate 8 is lowered, the driving sprocket 36 is rotated, the driving sprocket 36 drives the straight rack 410 to move, and then drives the linear drive cylinder 413 to act, the medium discharged from the linear drive cylinder 413 enters the lifting drive cylinder 47 to make the swing frame 42 lift up, when the vehicle passes through the swing frame 42, the four-way electromagnetic control switch 414 is switched, the medium in the lifting drive cylinder 47 is extruded to the energy storage device 5 to realize backflow, at this time, the medium in the energy storage device 5 is the most, and the pressure sensor detects that the pressure meets the use requirement. When it is detected that the subsequent vehicle cannot pass, the four-way electromagnetic control switch 414 is continuously switched, the energy storage device 5 inputs medium into the power motor 416 or the linear drive cylinder 413, the medium output by the power motor 416 or the linear drive cylinder 413 enters the lifting drive cylinder 47, the swing frame 42 lifts up, at this time, the medium in the energy storage device 5 is reduced, the power motor 416 or the linear drive cylinder 413 drives the driving sprocket 36 to move reversely, drives the gate 8 to rise, and after the power motor 416 or the linear drive cylinder 413 stops moving by switching the four-way electromagnetic control switch 414, the position of the gate 8 is locked, and the second locking structure 412 can be used to lock the driving sprocket 36. When the next time it is detected that a vehicle needs to pass, combined with the weight of the gate 8, the power motor 416 or the linear drive cylinder 413 needs a smaller pressure to drive, the energy storage device 5 continuously inputs medium into the power motor 416 or the linear drive cylinder 413, the gate 8 is lowered, at this time, the medium in the energy storage device 5 is the least, the driving sprocket 36 is rotated, the medium in the linear drive cylinder 413 continuously enters the lifting drive cylinder 47, the swing frame 42 continuously lifts up, when the vehicle passes through the swing frame 42, the four-way electromagnetic control switch 414 is switched, the medium in the lifting drive cylinder 47 is extruded to the energy storage device 5 through the one-way channel 46 to realize backflow, at this time, the medium in the energy storage device 5 is the most. When it is detected that the subsequent vehicle can continuously pass, the gate 8 is always in a sinking state, the swing frame 42 remains in a sinking locked state by using the control of the four-way electromagnetic control switch 414, that is, the medium inlet of the lifting drive cylinder 47 is in a locked state.

[0091] As Figure 5 , the body 6 and Figure 7As shown, in this embodiment, another structure of the fluid linkage system is that the fluid linkage system comprises the energy storage device 5, the swing frame 42 hinged at one end to the base 1, the second electromagnetic reversing valve 417 and the generator motor 418 connected with the generator, the swing frame 42 is located behind the gate 8 and can be rolled down by the vehicle to swing down, the other end of the swing frame 42 is connected with the base 1 through the lifting drive cylinder 47, one front medium inlet and outlet of the four-way electromagnetic control switch 414 is connected in communication with the energy storage device 5, the lower end of the lifting drive cylinder 47 is connected with the second pipeline and the one-way channel 46 arranged side by side at the medium inlet and outlet, the second pipeline is connected in communication with another front medium inlet and outlet of the four-way electromagnetic control switch 414, and the second pipeline is connected with the medium storage device 415 through a bypass pipeline, the bypass pipeline is provided with the first electromagnetic reversing valve 45, the outlet end of the one-way channel 46 is connected in communication with the energy storage device 5, the one-way channel 46 comprises a one-way valve and a pressure sensor arranged in sequence, the pressure sensor is used for monitoring the pressure of the energy storage device 5, two medium inlets and outlets of the generator motor 418 are connected in communication with corresponding rear inlets and outlets of the second electromagnetic reversing valve 417, one front inlet and outlet of the second electromagnetic reversing valve 417 is connected in communication with the second pipeline, and the other front inlet and outlet of the second electromagnetic reversing valve 417 is connected in communication with the energy storage device 5, the generator is electrically connected with the power storage module, can supplement a certain amount of electricity for the power storage module in the working process, uses energy conversion to store energy, and is more energy-saving and environment-friendly.

[0092] When the fluid linkage system is working, initially, the four-way electromagnetic control switch 414 is switched to the blocking state, and the pressure sensor is used to detect the pressure to determine whether the first electromagnetic reversing valve 45 needs to be opened to supplement the medium. When the medium needs to be supplemented, the first electromagnetic reversing valve 45 is switched first, so that the medium storage device 415 is in communication with the second pipeline, the lifting drive cylinder 47 is elongated under the action of the medium or the self-resetting structure, the medium in the medium storage device 415 is sucked into the lifting drive cylinder 47, and the lifting height of the swing frame 42 is controlled by the position detection switch arranged in the lifting drive cylinder 47. Then, the first electromagnetic reversing valve 45 is switched to the blocking state, the swing frame 42 is pressed downward by hand, the medium is filled into the energy storage device 5, the pressure in the energy storage device 5 reaches the required pressure value, at this time, the medium in the energy storage device 5 is the most, and the swing frame 42 is in the downward state, the gate 8 is in the upward state, then the first electromagnetic reversing valve 45 remains in the blocking state, when the visual lens 6 detects that a vehicle can pass, the four-way electromagnetic control switch 414 is switched, the energy storage device 5 inputs the medium to the power motor 416 or the linear drive cylinder 413, the medium in the energy storage device 5 is reduced, combined with the weight of the gate 8, the power motor 416 or the linear drive cylinder 413 needs smaller pressure to drive, the gate 8 descends, drives the driving sprocket 36 to rotate, the driving sprocket 36 drives the straight rack 410 to move, and then drives the linear drive cylinder 413 to act, the medium discharged from the linear drive cylinder 413 or the power motor 416 enters the lifting drive cylinder 47 to lift the swing frame 42, at the same time, the pressure sensor is used to detect the pressure to determine whether the first electromagnetic reversing valve 45 needs to be opened to supplement the medium, when the medium needs to be supplemented, the lifting height of the swing frame 42 is controlled by the position detection switch arranged in the lifting drive cylinder 47, when the vehicle passes through the swing frame 42, the four-way electromagnetic control switch 414 is switched or the four-way electromagnetic control switch 414 is switched synchronously with the first electromagnetic reversing valve 45, the medium in the lifting drive cylinder 47 is squeezed to the energy storage device 5, and backflow is realized, at this time, the medium in the energy storage device 5 is the most, and the pressure of the energy storage device 5 meets the use requirement, if it is detected that the subsequent vehicle cannot pass, the four-way electromagnetic control switch 414 is continuously switched, the energy storage device 5 inputs the medium to the power motor 416 or the linear drive cylinder 413, the medium in the energy storage device 5 is reduced, the medium discharged from the power motor 416 or the linear drive cylinder 413 continues to enter the lifting drive cylinder 47, the swing frame 42 is lifted, the power motor 416 or the linear drive cylinder 413 drives the driving sprocket 36 to act reversely, drives the gate 8 to rise, after the power motor 416 or the linear drive cylinder 413 is stopped by switching the four-way electromagnetic control switch 414, the position of the gate 8 is locked, and the second locking structure 412 can also be used to assist the locking of the driving sprocket 36.When the next vehicle is detected to need to pass, the power motor 416 or the linear drive cylinder 413 needs smaller pressure to drive due to the self-weight of the combined gate 8, the energy storage device 5 continues to input medium into the power motor 416 or the linear drive cylinder 413, the gate 8 is lowered, at this time, the medium in the energy storage device 5 is the least, the driving sprocket 36 is driven to rotate, the medium in the linear drive cylinder 413 continues to be input into the lifting drive cylinder 47, the swing frame 42 continues to be lifted, when the vehicle passes through the swing frame 42, the medium in the lifting drive cylinder 47 is extruded to the energy storage device 5 through the one-way channel 46 to realize backflow, at this time, the medium in the energy storage device 5 is the most; if it is detected that the subsequent vehicle can pass continuously, the four-way electromagnetic control switch 414 is switched to make the power motor 416 or the linear drive cylinder 413 in the inoperative state, so that the gate 8 is always in the lowered state, the second electromagnetic reversing valve 417 is switched, the medium in the energy storage device 5 is first input into the power motor 418 and then backflows into the lifting drive cylinder 47, when the vehicle passes through the swing frame 42, the lifting drive cylinder 47 is pressed downward, the medium is extruded to the energy storage device 5 through the one-way channel 46 to realize backflow, if the subsequent vehicle can pass continuously, the cycle is carried out to realize power generation.

[0093] When the system is powered off, the gate 8 is always in the lowered state by manually controlling the four-way electromagnetic control switch 414, and there is no risk of sudden falling of the gate 8, which is safer to use, and the first electromagnetic reversing valve 45 is controlled to be opened, the swing frame 42 is pressed manually, the medium in the lifting drive cylinder 47 is pushed into the medium storage device 415, and the swing frame 42 remains in the pressed state to ensure that the vehicle can pass smoothly.

[0094] The lifting drive cylinder 47 is provided with a self-resetting mechanism 48 for pushing the piston to rise, which facilitates the quick resetting of the lifting drive cylinder 47.

[0095] The second locking structure 412 can be a hydraulic locking structure or an electromagnetic locking structure.

[0096] In the present application, the medium used in the fluid linkage system can be liquid or gas.

[0097] The energy storage device 5 can use a liquid bag or a gas bag or a cylinder provided with a piston, when the energy storage device 5 is a cylinder provided with a piston, the side of the cylinder not storing medium is provided with an elastic member, the medium is pushed out by the resetting of the elastic member, the liquid bag or the gas bag or the cylinder-shaped energy storage device using the elastic member, the flow and pressure of the medium may change during the flow, but the pressure set value can always drive the power motor 416 or the linear drive cylinder 413, that is, the energy storage device 5 with reduced medium can also drive the power motor 416 or the linear drive cylinder 413; or the cavity above the piston of the cylinder is provided with a gravity block, when the corresponding electromagnetic valve is switched, the gravity block is pressed downward to make the medium be discharged, the medium in the energy storage device 5 is reduced while the pressure does not change.

[0098] In the actual use process, the control program pre-programmed and implanted in the controller is used for control.

[0099] Embodiment four

[0100] Referring to an energy-saving access control system as shown in Figure 8 The energy-saving access control system includes a base 1 and side frames 2 arranged on both sides of the base 1, the base 1 is raised from the ground by a certain distance, and a passing channel is formed between the two side frames 2. The energy-saving access control system further includes a liftable gate plate 8 arranged between the two side frames 2, a gate plate lifting transmission mechanism 3 arranged in the side frame 2, a gate plate lifting control mechanism 4, and a visual lens 6 arranged in front of the gate plate 8. The gate plate lifting transmission mechanism 3 includes a traction member connected with the gate plate 8 and capable of driving the gate plate 8 to lift, wherein the traction member is a rope 33. The gate plate lifting control mechanism 4 is connected with the traction member through the transmission structure of the gate plate lifting transmission mechanism 3. The visual lens 6 is used to shoot a license plate, and obstacle detection sensors capable of detecting the distance between a vehicle and the visual lens 6 are arranged on both sides of the visual lens 6. The lateral shooting angle of the visual lens 6 is 20°-30°, the effective lateral distance of the lens is 600mm-800mm, the vertical shooting angle β of the visual lens 6 is 8°-15°, the effective vertical distance of the lens is 250mm-450mm, and the visual lens 6 shoots the license plate when the distance between the license plate and the visual lens 6 reaches about 1.5 meters.

[0101] In the present application, preferably, the lateral shooting angle of the visual lens 6 is 25°, the effective lateral distance of the lens is 700mm, the vertical shooting angle β of the visual lens 6 is 12°, and the effective vertical distance of the lens is 350mm.

[0102] In the present application, preferably, the obstacle detection sensor is an infrared sensor, a laser emitter, or an ultrasonic sensor.

[0103] In the present application, the visual lens 6 is controlled by a millimeter wave radar instruction to adjust the shooting angle of the lens in the left-right horizontal and up-down angle.

[0104] The transmission structure includes a winch 31 pivotally connected to the corresponding side of the base 1, a rope 33 having one end connected with the winch 31 and connected with the gate plate 8, and the winch 31 is located above the gate plate 8. The gate plate lifting control mechanism 4 can drive the winch 31 to rotate. With this structure, when the rope 33 is fully unwound, that is, the rope 33 has no winding margin on the winch 31, the gate plate 8 is at the lowest limit position, and the passing channel is opened. At this time, the system is in a non-live state, and after power off, the gate plate 8 can be manually adjusted to be in a sinking state, so that the vehicle can pass safely.

[0105] The gate lifting control mechanism 4 comprises an eccentric turntable 9 arranged on one side of the winch 31, a linear drive cylinder 413 arranged on the eccentric turntable 9, a counterweight 39, a large gear 10 arranged on the eccentric turntable 9, and a small gear 11 coaxially arranged with the winch 31, the large gear 10 and the small gear 11 are engaged, and the number of rotation of the winch 31 can be increased through the gear engagement transmission ratio, and the diameter of the winch 31 can be reduced, the linear drive cylinder 413 is connected with the counterweight 39, and the linear drive cylinder 413 is connected with the fluid linkage system of the gate lifting control mechanism 4 through four-way electromagnetic control switches 414, wherein when the gate 8 is in the rising state, the linear drive cylinder 413 is in a vertical state, and the seesaw principle is used, the eccentric turntable 9 is driven to rotate by changing the gravity center on both sides of the axis of the eccentric turntable 9, and then the winch 31 is driven to rotate by the gear pair.

[0106] The fluid linkage system comprises an energy storage device 5 and a swing frame 42 hingedly connected to the base 1, the swing frame 42 is located behind the gate 8, and the swing frame 42 can be pressed down by the vehicle when the vehicle passes, the other end of the swing frame 42 is connected with the base 1 through a lifting drive cylinder 47, one front medium inlet and outlet of the four-way electromagnetic control switch 414 is connected with the energy storage device 5, the lower end medium inlet and outlet of the lifting drive cylinder 47 is connected with a second pipeline and a one-way channel 46 arranged side by side, the second pipeline is connected with another front medium inlet and outlet of the four-way electromagnetic control switch 414, the outlet end of the one-way channel 46 is connected with the energy storage device 5, and the one-way channel 46 comprises a one-way valve and a pressure sensor arranged in sequence, and the pressure sensor is used for monitoring the pressure of the energy storage device 5.

[0107] When the fluid linkage system is working, initially, the swing frame 42 is in a depressed state, the gate 8 is in a raised state, the lifting driving cylinder 47 is in a shortened state, and the pressure value of the energy storage device 5 reaches a set value by using the liquid supplementing system. When the visual lens 6 detects that a vehicle can pass, the four-way electromagnetic control switch 414 is switched, the energy storage device 5 inputs medium into the linear driving cylinder 413, the counterweight 39 approaches the center, the seesaw principle is used, the eccentric disc 9 rotates, the gate 8 is lowered by the weight of the gate 8, the winch 31 rotates, the medium in the corresponding cavity in the linear driving cylinder 413 is filled into the lifting driving cylinder 47, the passing channel is opened, and a vehicle passes through the swing frame 42. When the four-way electromagnetic control switch 414 is switched, the medium in the lifting driving cylinder 47 is extruded into the energy storage device 5, and backflow is realized. At this time, the medium in the energy storage device 5 is the most, and when the pressure sensor detects that the pressure meets the use requirement, when it is detected that a subsequent vehicle cannot pass, the four-way electromagnetic control switch 414 is continuously switched, the energy storage device 5 inputs medium into the linear driving cylinder 413, at this time, the medium in the energy storage device 5 is reduced, the linear driving cylinder 413 drives the counterweight 39 to move away from the center in the reverse direction, the seesaw principle is used, the counterweight 39 drives the eccentric disc 9 to rotate, and further drives the winch 31 to rotate, drives the gate 8 to rise, the linear driving cylinder 413 stops moving by using the four-way electromagnetic control switch 414, the position of the gate 8 is locked, the medium in the corresponding cavity in the linear driving cylinder 413 is filled into the lifting driving cylinder 47, and the lifting driving cylinder 47 is lifted by a certain angle. When it is detected next time that a vehicle needs to pass, the energy storage device 5 continues to input medium into the linear driving cylinder 413, the counterweight 39 approaches the center, the seesaw principle is used, the eccentric disc 9 rotates, the gate 8 is lowered by the weight of the gate 8, the winch 31 rotates, the medium in the corresponding cavity in the linear driving cylinder 413 is filled into the lifting driving cylinder 47, the swing frame 42 continues to be lifted, a vehicle passes through the swing frame 42, the four-way electromagnetic control switch 414 is switched, the medium in the lifting driving cylinder 47 is extruded into the energy storage device 5 through the one-way channel 46, backflow is realized, and at this time, the medium in the energy storage device 5 is the most.

[0108] The second locking structure 412 is arranged on the side frame 2 and can lock the winch 31 or the eccentric disc 9. The second locking structure 412 can be a hydraulic locking structure or an electromagnetic locking structure.

[0109] In the present application, the medium used in the fluid linkage system can be a liquid or a gas.

[0110] The energy storage device 5 can use a liquid bag or a gas bag or a cylinder provided with a piston, when the energy storage device 5 is a cylinder provided with a piston, the side of the cylinder not storing medium is provided with an elastic member, and the medium is pushed out by the reset of the elastic member, the liquid bag or the gas bag or the cylinder-shaped energy storage device using the elastic member, the flow and pressure of the medium may change during the flow process, but the pressure set value can always drive the linear drive cylinder 413 in a straight line, that is, the energy storage device 5 after the medium is reduced can also drive the linear drive cylinder 413; or a gravity block is arranged in the cavity above the piston of the cylinder, after the corresponding electromagnetic valve is switched, the gravity block is pressed down to make the medium be discharged, and the medium in the energy storage device 5 is reduced while the pressure does not change.

[0111] Embodiment five

[0112] When the energy-saving access control system in the embodiments one to four of the present application is used as a non-motor vehicle pedestrian access control, the visual lens 6 can be adjusted in height, or the visual lens 6 can be replaced by a fingerprint recognition and card sensing device, the access control system does not need to use a motor for driving, and in the use process, there is no electrified state, and resource saving is achieved.

[0113] In order to make the operation more labor-saving, a linear motor can be configured at the lifting drive cylinder 47 to serve as an automatic driving device, when it is sensed that the swing frame 42 is pressed down, the linear motor can be controlled to assist in labor-saving operation of the non-motor vehicle pedestrian.

[0114] The above only describes the preferred embodiments of the present application and is not used to limit the present application, and the embodiments of the present application can have various changes and variations for those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An energy-saving access control system, comprising a base (1) and side frames (2) arranged on both sides of the base (1), wherein a passage is formed between the two side frames (2), and characterized in that: Also includes: A liftable gate (8) disposed between the two side frames (2); A gate plate lifting transmission mechanism (3) is provided in the side frame (2), the gate plate lifting transmission mechanism (3) comprising a traction member connected to the gate plate (8) and capable of driving the gate plate (8) to lift and lower, and a transmission structure connected to the traction member, wherein the traction member is a chain (37) or a rope (33) or a rack, and when the traction member is a rope (33), the transmission structure comprises a winch (31) pivotally connected to the corresponding side of the base (1) and a first pulley (32) located on the corresponding side frame (2), the rope (33) connected to the winch (31) at one end passes around the first pulley (32) and is connected to the gate plate (8), and the gate plate lifting control mechanism (4) is capable of driving the winch (31) to rotate; The gate lift control mechanism (4) includes a first gear (44) hinged in the base (1) and a swing frame (42) hinged at one end on the base (1), the swing frame (42) is located in front of or behind the gate (8), and can roll over the swing frame (42) to press it down and swing when a vehicle passes by, an arc-shaped rack (43) arranged on the swing frame (42) is meshed with the first gear (44), the middle part of the swing frame (42) is connected to the base (1) through a lift drive cylinder (47), a first pipe and a one-way channel (46) arranged in parallel are connected at the medium inlet and outlet of the lower end of the lift drive cylinder (47), the inlet port of the one-way channel (46) is connected to the lift drive cylinder (47), the first pipe is connected to the medium supply system, and a first electromagnetic reversing valve (45) is provided on the first pipe, and the first gear (44) is connected to the winch (31) through a chain transmission mechanism (41); The visual lens (6) arranged in front of the gate plate (8) is used to photograph license plates or human faces.

2. The energy-saving access control system according to claim 1, characterized in that: When the traction member is a rope (33), the transmission structure further includes a third pulley (38) located on the corresponding side frame (2), the rope (33) connected to the winch (31) at one end passes through the first pulley (32) and the third pulley (38) in sequence and is connected to the gate plate (8), the first pulley (32) and the third pulley (38) are located on the same side of the rope (33), and a counterweight (39) slidably mounted on the rope (33) is located between the first pulley (32) and the third pulley (38).

3. The energy-saving access control system according to claim 1, characterized in that: The side frame (2) is provided with a first locking structure (35) capable of locking the gate plate (8).

4. The energy-saving access control system according to claim 1, characterized in that: The outlet port of the one-way channel (46) of the gate lift control mechanism (4) can be connected to the nozzle provided at the visual lens (6) through a pipeline.

5. The energy-saving access control system according to claim 1, characterized in that: A self-resetting mechanism (48) for pushing the piston upward is provided in the lifting drive cylinder (47) of the gate lift control mechanism (4).

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