258results about "Turnstiles" patented technology

A method and apparatus for enhancing the quality of images using complementary color contrast are provided. The method includes (a) extracting color information of each of a plurality of pixels of an input image, (b) determining whether the input image includes both a first pixel belonging to a first group and a second pixel belonging to a second group with reference to the extracted color information, (c) converting a first hue of the first pixel into an optimum point of the first group, and (d) converting a second hue of the second pixel into an optimum point of the second group, wherein the first hue corresponding to the optimum point of the first group and the second hue corresponding to the optimum point of the second group are complementary to each other.

A method and a facility for the protection of a crowd from terrorists by screening each individual in search of concealed prohibited articles possibly carried by one of the individuals in the crowd. Each individual is monitored by sensors controlled by a monitoring unit while passing in single line queue over a fenced walkway and through a confinement structure containing a one-way passage control device. When a prohibited object is detected, response is provided and the passage control device is locked to detain the suspect individual in the confinement structure interior. The confinement structure is configured to deflect the blast created by an explosion initiated therein, and to prevent harm to the individuals residing on the fenced walkway.

A balanced gate assembly utilizing plastic or vinyl fencing materials includes a rotatable center post that balances loads. An inner post assembly includes a bearing along a central axis for supporting the load of the gate. The balanced gate assembly carries loads along the center post to provide for the utilization of light weight materials such as plastic and vinyl.

The invention provides a revolving door mechanism for an automatic entrance guard device, which adopts the technical scheme that the revolving door mechanism for the automatic entrance guard device comprises a door spindle, a motor and a torque force transmission rod fixedly connected with the motor, the revolving door mechanism for the automatic entrance guard device is characterized in that the lower end of the torque force transmission rod is connected with a small shaft and a positioning plate coaxially fixed with the small shaft, a positioning notch is formed in the circumference of the lower end of the torque force transmission rod, and a positioning wheel is controlled by a torsion spring and matched with the positioning notch for accurate positioning during door spindle opening or closing; the upper and the lower gear shafts of a transmission are connected with the small shaft and an electromagnetic brake respectively, and the rotational speed of the lower gear shaft is faster than that of the upper gear shaft; the invention adopts the technical effects that the stopping accuracy of a revolving door is excellent, the repeatability of repeatedly opening or closing is better, a common friction brake type electromagnetic brake is adopted for replacing a castellated jaw clutch electromagnetic brake, and the mechanism noise is small.

A revolving door that has a drive, which is operatively connected to a turnstile of the revolving door and rotationally drives the turnstile. The drive includes a drive motor configured as a multipole electro-motor, the axis of rotation thereof extending parallel or coaxially to the axis of rotation of the turnstile and has a height of equal to or smaller than 80 mm.

A publicly accessible urban beach entertainment complex is disclosed, with a man-made tropical, pristine-clear lagoon as the centerpiece of the complex. The lagoon includes a surf feature and surrounding the lagoon are entertainment, educational, sports, and commercial facilities. The complex has a controlled public access and provides the look and feel of a tropical beach with clear waters and sandy beaches. In addition a method for efficiently utilizing facilities and land that are vacant, underutilized, have limited uses, or that are contiguous to or nearby recreational, educational, sports, or commercial venues is disclosed. The method providing a publicly accessible urban beach entertainment complex with a centerpiece man-made tropical-style pristine-clear lagoon having a surf feature. The method allows for generating revenue and increasing efficiency by pairing vacant sites, underutilized sites, limited use land, or sites that are contiguous to entertainment, educational, sports, and/or commercial venues with urban beach entertainment complexes. The complex preferably has a controlled public access, thereby allowing entrance upon payment of a fee.

The invention discloses a fan-shaped door mechanism and its driving mechanism. The fan-shaped door mechanism has a base, a fan-shaped door arranged on the base, a gear assembly and a fan-shaped door connecting rod assembly. The fan-shaped door includes an outer door, an inner door and connecting Assemblies, the inner door is movably nested with the outer door through the connecting assembly; the gear assembly includes the upper gear, the lower gear and the upper gear connection assembly, the upper gear is movably connected with the outer door through the upper gear connection assembly, and the upper gear and the lower gear are connected to each other. meshing; one end of the fan-shaped door connecting rod is connected with the upper gear, and the other end is connected with the inner leaf door, and the inner leaf door enters and exits in the outer leaf door under the action of the fan-shaped door connecting rod assembly. The invention has simple structure, easy assembly, high production efficiency, does not occupy space other than the swing rod, improves the overall aesthetics of the gate unit, and enables the movement to be used in various gates; maintains the structure of the swing rod root It is not damaged, which ensures the stability of the important part of the movement structure - the swing rod.

An obstacle detection method and system for a barrier closure system comprising a sensor for measuring a predetermined parameter as it varies during a closure of a barrier. Memory stores the measured parameter to establish a first parameter profile and a threshold value associated therewith. A detection module compares a current value of the predetermined parameter to a corresponding barrier position of the first parameter profile and if the current value differs by more than a threshold value sets an obstacle detection state. Conveniently the profile is recalibrated to compensate for changes in the barrier closure system such as wear, and environmental conditions that may vary over time. Preferably the sensor includes a capacitance component.

A publicly accessible urban beach entertainment complex is disclosed, with a man-made tropical, pristine-clear lagoon as the centerpiece of the complex, with surrounding entertainment, educational, sports, and commercial facilities, the complex having controlled public access and providing the look and feel of a tropical beach with clear waters and sandy beaches. In addition a method for efficiently utilizing facilities and land that are vacant, underutilized, have limited uses, or that are contiguous to or nearby recreational, educational, sports, or commercial venues is disclosed. The method providing a publicly accessible urban beach entertainment complex with a centerpiece man-made tropical-style pristine-clear lagoon. The method allows for generating revenue and increasing efficiency by pairing vacant sites, underutilized sites, limited use land, or sites that are contiguous to entertainment, educational, sports, and/or commercial venues with urban beach entertainment complexes. The complex preferably has a controlled public access, thereby allowing entrance upon payment of a fee.

An automated entrance device includes a housing and a first and second panel operably coupled to the housing. The panels are positioned approximately at a 90° angle to each other. The first panel and the second panel rotate together from a first position to a second position to allow entrance to a user. After allowing a user to enter, the panels reset to the first position ready to selectively allow entrance to additional users.

The invention provides a three-roller gate movement. The three-roller gate movement comprises a movement shell, and a main shaft, a main shaft bearing, a main shaft locking device and a movement girder which are arranged inside the movement shell, wherein the tail end of the main shaft is connected with a three baffle rollers, and the other end of the main shaft is connected with the main shaft locking device; the main shaft bearing is sleeved on the outer edge of the main shaft in a connecting manner; the movement girder is provided with a through hole capable of penetrating through the main shaft; the outer wall of the main shaft bearing is vertical to the movement grinder, and is sleeved in the through hole in the movement grinder; the edge of the through hole is fixedly connected with the outer wall of the main shaft bearing; the periphery of the through hole in the movement grinder is provided with a bolt hole; and the movement grinder is fixedly connected with the movement shell through bolts or rivets by penetrating through the bolt hole. When the equipment is impacted during using process, an angle inside the main shaft is deflected along with the impact deformation, but the axle is not twisted.

The invention provides a direct-drive swing gate machine core which comprises a door column rotationally installed in a gate machine, a swing door installed on the door column and a driving mechanism for driving the door column to drive the swing door to rotate. The driving mechanism comprises a motor and a connecting spline. An output shaft of the motor is connected with one end of the connecting spline through a spline groove. The other end of the connecting spline is connected with the door column. The motor is redesigned, the DC brushless servo motor is direction used for driving, a speed reducer is omitted, the abrasion of the speed reducer and the failures of the machine core caused by the connection of the speed reducer and the motor are completely avoided, the influences of other failures of the speed reducer on the reliability of the machine core are avoided, the reliability of the machine core is increased, the service life of the machine core can be greatly prolonged, and meanwhile the production cost of the machine core is greatly reduced. Meanwhile, the running noise of the machine core can be greatly reduced.

The invention relates to a flow-limiting revolving door. The flow-limiting revolving door effectively solves the problem that a gate cannot limit the passing frequency. According to the technical scheme, the flow-limiting revolving door comprises a rotating shaft of the gate, a shell parallel to the rotating shaft is fixed to the outer wall of the rotating shaft, the interior of the shell is divided into a first cavity, a second cavity and a third cavity from bottom to top, a piston is installed in the third cavity, the rotating shaft rotates to enable the first cavity to suck liquid from the second cavity and then push the liquid in the first cavity into the third cavity, a first through hole is formed in the lower end of the third cavity, a fixed annular sleeve is coaxially arranged outside the rotating shaft, teeth are evenly distributed on the circumference of the inner wall of the annular sleeve, a clamping block penetrating through the side wall of the third cavity in the radial direction is installed on the third cavity, if the rotating shaft rotates too fast, the liquid can enter the third cavity too fast, the clamping block can be pushed outwards after the piston moves upwards to exceed the highest position, and the outer end of the clamping block is inserted into the teeth of the annular sleeve; and according to the flow-limiting revolving door, the passing frequency of the gate can be limited, and people in places in the gate can be prevented from being gathered and disordered.

The embodiment of the invention provides an intelligent construction site management system and method. The intelligent construction site management system comprises an entrance guard unit, wherein the entrance guard unit comprises a three-roller gate, a human face processing sub-unit, a plate number processing sub-unit and an automatic way valve, wherein the human face processing sub-unit is usedfor judging whether a human face of a to-be-identified person is matched with an entrance guard card or not, sending a door opening instruction to the three-roller gate if the human face of the to-be-identified person is matched with the entrance guard card or sending a locking instruction to the three-roller gate and giving out a warning if the human face of the to-be-identified person is not matched with the entrance guard card, the plate number processing sub-unit is used for judging whether a plate number of a to-be-identified vehicle is in a pre-stored white list or not, sending a valveopening instruction to the automatic way valve if the plate number is in the pre-stored white list or sending prompt information if the plate number is not in the pre-stored white list, so that high-efficiency and reliable management of persons and vehicles in a target construction site is achieved.

An example temporary gate assembly includes a support mounted within the ground and a rotation mechanism that supports rotation of cross-members about the support. The gate assembly includes a fixed support that is mounted within the ground by way of a mounting flange. The mounting flange prevents twisting of the support rod during gate operation. Bottom cross-members are attached to a bottom support bearing that is rotatable about the support.

The invention discloses a tripod turnstile and a passing control method thereof. The tripod turnstile comprises a gate roller assembly, a motor for driving the gate roller assembly, and a control system for controlling the motor. The tripod turnstile is composed of the gate roller assembly, the motor and the control system; the control system controls the motor to drive the gate roller assembly to rotate, so that the passing efficiency can be increased; in addition, the tripod turnstile further comprises a camera, a temperature sensor and a display screen; therefore, the tripod turnstile has the image acquiring function, body temperature detecting unit and multimedia display function, and as a result, the safety and applicable scope of the management area of the tripod turnstile can be improved and expanded.

A gate apparatus includes: an exit gate door; a first biometrics information acquisition unit that acquires, from a user who moves toward the exit gate door in a closed state, first target biometrics information to be compared with registered biometrics information registered in advance; a second biometrics information acquisition unit that acquires second target biometrics information to be compared with the registered biometrics information from the use who stops in front of the exit gate door when there is no matching in a comparison between the first target biometrics information and the registered biometrics information or the comparison is unable to be performed; and a door control unit that opens the closed exit gate door in accordance with a result of a comparison between the first target biometrics information or the second target biometrics information and the registered biometrics information.

A self-positioning structure with adjustable frame body is disclosed. The structure comprises a main frame body and a rotating body pivotally mounted to each other, characterized in that a pivotal sleeve is mounted to the main frame body and the upper section of the interior of the pivotal sleeve is a pivotal shaft for pivoting the rotating frame body, and the bottom end of the pivotal sleeve is mounted with a teethed sleeve inserted to the interior thereof, one end of the rotating body is downwardly formed into an extension section for inserting into the pivotal shaft, and the extension section is inserted beyond one end of the pivotal shaft and is mounted with a teethed block, a compression spring is supported by the teethed block and the bottom end of the pivotal shaft, and the teethed block is in engagement with the teethed sleeve, thereby a self-positioning structure with accurate angle of positioning angle is obtained.

The invention relates to the field of security protection, in particular to a security protection device for a smart community. The security protection device comprises a machine body and a door access channel arranged in the machine body, the door access channel is rotationally provided with a rotating frame, a baffle plate is fixedly arranged above the rotating frame, the baffle front and back is internally provided with an operation chamber with scales on the left and the right end walls in a penetrating mode, the operation chamber is internally and slidably provided with a handle, and theend wall of the right side of the operation chamber is internally provided with a locking device used for restricting the sliding of the operation chamber. According to the security protection devicefor the smart community, the entry personnel in the community can be effectively controlled, all the entry personnel need to be authorized or can enter under the guidance of the authorized personnel,the authorized personnel can set the number of the entry personnel according to the number of followers when unlocking, other strangers are avoided from mixing in, and production, promotion and use are facilitated.

A personnel access-control device in the form of a turnstile (1) has one or more blocking arms (2, 3) connected to a main shaft (5) mounted in a carrier (4). The blocking arms (2, 3) assume a blocking position and at least one free position in dependence upon the rotation of the main shaft (5). Each blocking arm (2, 3) includes a flat component (6, 7) that is mounted to rotate about its longitudinal axis (8, 9) in dependence upon the rotation of the main shaft (5). In the blocking position of the blocking arms (2, 3), a pre-defined angular position of the flat component (6, 7) with respect to the perpendicular direction is achieved, and in the free position, the flat component (6, 7) is rotated such that passage of a person is allowed and/or that the passage width is not limited.