244results about "Locking mechanisms for points" patented technology

A method for comparing consistency between an overall representation and a sub representation of a turnout, comprising: S1, on the basis of device information and collected information of all switch machines in a station yard, grouping the switch machines; S2, acquiring in real time collected data related to an overall representation and a sub representation of a turnout, an interlocking system collecting in real time a turnout overall representation state, and a monitoring system collecting in real time a sub representation state and a rotation state of each switch machine; S3, on the basis of the collected data, analyzing, once per second, the consistency between the overall representation and the sub representation of the turnout; S4, storing per second analysis results of the consistency between the overall representation and the sub representation of the turnout into a circular queue, and updating the circular queue in real time, so that the circular queue only retains analysis results within the latest preset time interval; and S5, when the total duration of the per second analysis results stored in the circular queue reaches a preset time interval, on the basis of the per second analysis results stored in the current circular queue, continuously analyzing in real time the consistency between the overall representation and the sub representation of the turnout. According to the method for comparing the consistency between an overall representation and a sub representation of a turnout, the accuracy of turnout position determination is improved.

The invention discloses a method, a device and equipment for detecting the attaching force of a locking surface of turnout locking, and relates to the technical field of turnout locking detection. The state data of the switching or locking state of the turnout is firstly read, the pressure data of the pressure sensor preset between the locking iron and the locking frame is read, when the turnout is currently in the switching state, the pressure data of the corresponding side can serve as the action effect value of the fastening bolt on the corresponding side, and therefore the action effect value of the fastening bolt is determined. When the turnout is switched to the locking state, the accurate locking surface attaching force can be determined based on positioning locking or reverse locking according to the difference value between the current pressure data of the corresponding side and the acting effect value of the fastening bolt on the corresponding side. According to the invention, the influence of the pressure generated by the fastening bolt on the locking surface fitting force detection is eliminated, and a high-precision locking surface fitting force detection result can be obtained, so that the close fitting parameter and the control precision of the locking surface fitting force are improved.

The invention discloses a point switch simulation device and a test method of a turnout plate. The device comprises an upper computer, and an alternating current point switch module, a direct current point switch module, an interference injection module and an interface module which are respectively in information interaction with the upper computer, the upper computer is configured to control and adjust each module according to a user instruction and display operation information of the device and the turnout plate in real time; wherein the alternating current switch machine module and the direct current switch machine module are respectively configured to simulate the action process and the action scene of an alternating current switch machine and a direct current switch machine according to a received user instruction; the interference injection module is configured to output an interference signal according to a received user instruction and feed back an interference information parameter to the upper computer; the interface module is configured to execute switching of an AC switch machine interface and a DC switch machine interface and injection of interference signals. According to the invention, the turnout plate can be verified before leaving the factory, and the field operation safety and the train operation safety are improved.

A monitoring unit for monitoring a railway track is provided. The monitoring unit may include a processing unit, at least one wheel sensor connectable to a rail of the railway track, and a sensor arrangement connectable to a railway switch of the railway track. The wheel sensor and the sensor arrangement may be connected with the processing unit, and the processing unit may include an output that is connectable to a signaling system. Furthermore, a method for monitoring a railway track is provided.

A method for monitoring a railway system is provided. The method may include arranging a sensor below a movable railway element of the railway system, and measuring a spatial position of at least a segment of the movable railway element by a contactless measurement by the sensor. The sensor may be configured to differentiate between at least two different spatial positions of the segment of the movable railway element, and the respective spatial position may relate to the distance between the segment of the movable railway element and a rail of the railway system. Furthermore, a sensor arrangement for a railway system is provided.

The invention relates to the technical field of railway switch machine application and detection, in particular to a switch machine contact device for real-time state detection and a detection system, the switch machine contact device comprises a shell, a plurality of static contacts and a plurality of movable contacts are arranged in the shell in a one-to-one correspondence mode, the movable contacts are hinged to the bottom wall of the shell, and connecting structures connected with the movable contacts are arranged on the static contacts; the auxiliary moving contacts are arranged along the distribution direction of the plurality of moving contacts; the auxiliary static contacts are arranged along the distribution direction of the plurality of static contacts, and the static contacts and the auxiliary moving contacts are oppositely arranged; the fixed resistor is arranged on the auxiliary movable contact and the auxiliary static contact; the main body part of the angle sensor is fixedly connected to the outer wall of the shell, and the detection end is fixedly connected with the auxiliary movable contact rotating shaft; the camera is arranged at the top end of the shell, and a camera module corresponds to the interior of the shell. The method has the advantages that the detection precision of the switch machine is improved, and the overall condition in the switch machine is obtained in real time.

The utility model provides a ZY7S-type compound switch machine gap monitoring device which comprises a monitoring device fixing seat, a connecting seat, an identification positioning device, a gap monitoring device A and a gap monitoring device B. The fixing seat is fixedly connected with a ZY7S-type compound switch machine through a threaded hole in the fixing seat. The connecting seat is fixed on the fixed seat; the mark positioning device comprises a fixing block and a positioning plate, the fixing block is fixed to the connecting base through a bolt, the positioning plate is fixed to the fixing block, a mark positioning piece A and a mark positioning piece B are arranged on the positioning plate, and the mark positioning piece A and the mark positioning piece B are arranged on the positioning plate. The identification positioning piece A and the identification positioning piece B each comprise an observation opening and identification plate scribed lines arranged on the two sides of the observation opening. The notch monitoring devices A and B are installed at the bottom of the connecting base corresponding to the identification positioning pieces A and B respectively. The ZY7S-type compound crossing turnout switch machine gap monitoring device has the advantages of being accurate in positioning and convenient to install.

The invention belongs to the technical field of rail transit, and discloses a hook type turnout external locking device and turnout switching equipment, and the device comprises a locking rod, a lock hook and a baffle plate; the connecting end of the lock hook is connected with the switch rail, the two baffles are fixedly attached to the two side faces of the lock hook respectively, and the locking rod is located between the two baffles and located below the lock hook. The locking rod comprises a rod body and a guide wheel assembly, the guide wheel assembly comprises a guide wheel shaft, a first guide wheel and a second guide wheel, the guide wheel shaft is fixedly connected with the rod body, one end of the guide wheel shaft extends to the outside of the top face of the rod body and is rotationally connected with the first guide wheel, and the other end of the guide wheel shaft extends to the outside of the bottom face of the rod body and is rotationally connected with the second guide wheel. The first guide wheel and the second guide wheel are both located between the two baffles. The locking rod is of a double-guide-wheel structure, the baffles are synchronously optimized according to the positions of the guide wheels, the overturning angle of the lock hook can be reduced, the self-correcting capacity of the lock hook can be improved, and the problems that turnout switching is blocked and unlocking is not smooth are solved.

A sensor arrangement for a railway system is provided. The sensor arrangement may include a plurality of sensors, each sensor having a coil. The sensors may be arranged in a two-dimensional arrangement, each sensor may have a sensing range within which the respective sensor is configured to detect movement of electrically conductive material, and for each position along a sensing distance within the two-dimensional arrangement, the sensor arrangement may include at least two sensors of the plurality of sensors whose sensing range extends over the respective position.

The invention discloses a monitoring device. The monitoring device comprises a modified switch machine cover, a video acquisition assembly and a first fastener, the modified machine cover of the switch machine comprises a switch machine cover main body and a chute device, two chute devices which are bilaterally symmetrical are arranged on the inner side of the switch machine cover main body; video acquisition assemblies are arranged in the two sliding chute devices; the video acquisition assembly is used for performing video image acquisition on an automatic shutter and a roller which are arranged in a lower shell of the switch machine; the rear end of the bottom of the modified machine cover of the switch machine is hinged with the rear end of the top of the lower shell of the switch machine; the two sliding groove devices are connected with the two ends of the video acquisition assembly through first fasteners respectively. According to the invention, video monitoring can be reliably carried out on the operation state of the automatic shutter and the roller in the switch machine, so that a worker can further carry out pre-judgment and advanced processing on the fault of the switch machine according to a video image, the fault occurrence is reduced, and convenient conditions are provided for field personnel to maintain and repair turn-back turnout conversion equipment.

The invention belongs to the technical field of rail transit, and discloses turnout switching equipment which comprises a power unit, a mechanical unit and a connecting unit, and the power unit is connected with any end of the mechanical unit through the connecting unit; the mechanical unit comprises an action locking mechanism, an indication locking mechanism and an action driving mechanism, the action driving mechanism is arranged between the action locking mechanism and the indication locking mechanism, and one end of the action driving mechanism is in transmission connection with the power unit through the connecting unit; the action driving mechanism comprises a driving sleeve and a lead screw, and the action locking mechanism comprises locking iron, an action rod, a squeezing-off assembly, a first main locking block and a second main locking block. Through the combined action of the locking iron, the first main locking block, the second main locking block, the squeezing-off assembly and the driving sleeve, the main locking function is achieved. Through the combined action of the locking rod, the first auxiliary locking block, the second auxiliary locking block and the driving sleeve, the auxiliary locking function is achieved, and the operation reliability and safety of the turnout switching equipment are improved through the double-locking function.

Disclosed is a railroad switch device for moving railroad switch points. The device includes two spring assembly sets placed over two switch operation rods. The spring assembly sets move railroad switch points and keep railroad switch points against a stock rail. At least one sensor is mounted adjacent to two switch operation rods. The switch operation rods have a switch point position target connected to the switch operation rods. The switch point position target follows a movement of two throw rods. The two spring assembly sets provide a spring holding force to the two switch operation rods. The spring holding force provides a safe operation of a switch point position assembly by at least one of determining that the spring holding force is present in the moving railroad switch point, and pushing the spring holding force towards the switch point position assembly away from the at least one sensor.

The invention relates to a switch machine driving system, and relates to the technical field of rail transit, and a switch machine drives a turnout to switch positions through rotation in a positioning or reverse direction; the point switch outputs state information and fault information to the driving system; the switch machine driving system comprises a control module and a turnout position representation module, wherein the turnout position representation module comprises a positioning acquisition circuit and an anti-position acquisition circuit; the positioning acquisition circuit comprises a first positioning acquisition branch and a second positioning acquisition branch which are connected in parallel, the anti-position acquisition circuit comprises a first anti-position acquisition branch and a second anti-position acquisition branch which are connected in parallel, and all the acquisition branches are provided with rectifier diodes; the positioning acquisition circuit and the anti-position acquisition circuit acquire voltage signals output by the point switch, and the control module is connected with the positioning acquisition circuit and the anti-position acquisition circuit to acquire the state and fault information of the point switch. According to the switch machine driving system, the reliability of the system is enhanced in the mode that the state of the switch machine is collected through multiple paths of signals.

The utility model discloses a turnout switch rail close attachment and separation monitoring device, which is arranged at a switch rail transfer position, and comprises an induction module fixedly arranged on a switch rail of a rail, the induction module comprises a magnetic induction element, and the magnetic induction element is static relative to the switch rail and moves along with the switch rail; the magnetic induction element is used for generating a magnetic field and acting on the induction section position of the displacement sensor; the measuring module is fixedly arranged on a stock rail of the track, the measuring module comprises a displacement sensor, and the displacement sensor is static relative to the stock rail and moves together with the stock rail; and the measuring module is used for measuring the relative position change of the magnetic field generated by the magnetic induction element at the induction section of the displacement sensor. The device is simple in structure, easy to assemble and high in environmental adaptability, can effectively resist the influence of thermal expansion and cold contraction of the track on the measurement result, and has the characteristics of non-contact, high precision, interference resistance and moderate cost.

The invention belongs to the technical field of rail transit, and discloses a locking monitoring device which comprises a locking cylinder, a locking sleeve, a locking rod, a locking assembly and a contact sensor. The locking sleeve is arranged on the outer side of the locking rod in a sleeving mode, and the locking rod can slide in the locking sleeve in the axial direction. The locking sleeve is sleeved with the locking cylinder, the locking assembly is movably arranged on the locking sleeve, the locking rod drives the locking sleeve to slide in the axial direction of the locking cylinder through the locking assembly, a limiting groove is formed in the inner wall face of the locking cylinder in the circumferential direction, the locking cylinder is provided with a contact sensor at the position of the limiting groove, and when the locking assembly is located in the limiting groove, the contact sensor is switched on, and the contact sensor is switched off. And the locking sleeve is in a relatively locked state relative to the locking cylinder. According to the turnout locking device, the limiting groove and the contact sensor are arranged on the locking cylinder, when the locking assembly is located in the limiting groove, the locking sleeve is in the relative locking state relative to the locking cylinder, the contact sensor is triggered and connected and transmits data to an external system, it can be confirmed that turnout locking succeeds, and misjudgment of the locking result is avoided.

The invention relates to an electromechanical switch drive system (1) for a track switch (2) of a rail vehicle track (3, 4, 5), comprising: an electric motor (8) with an output shaft (9) coupled to at least one switch tongue (7a, 7b) of the track switch (2); an electric generator (11) with a generator shaft (12) which is or can be coupled to the output shaft (9); an electric accumulator (14) which is or can be electrically connected to the generator (11) for charging.

The utility model relates to an axial force limiting retaining device which is characterized by comprising an action rod (1) used for transmitting acting force, a fixing element (3), a first adjusting screw plug (2), a first disc spring set (4), a first guide rod (5), a second guide rod (7), a squeezing-off column (6), a second disc spring set (8), a second adjusting screw plug (9), the second guide rod (7), the first guide rod (5), the second disc spring set (8) and the first disc spring set (4). The second adjusting screw plug (9) and the first adjusting screw plug (2) are respectively and symmetrically arranged with the extrusion column (6); the head of the trailable column (6) is provided with a trapezoidal protrusion, the angle and the size of the trapezoid are consistent with those of the trapezoidal groove, and the tail of the trailable column (6) is provided with two symmetrical slopes. The device is simple in structure and high in reliability, so that the maximum limiting force of the rod piece can be kept under the condition that the device is not damaged, the problem of alternating fatigue fracture of the device is avoided, the reliability of equipment is improved, and the traveling efficiency is improved.

The utility model discloses a turnout latch hook protective cover which comprises a fixing block, a turnout latch hook body is installed on the outer surface of the fixing block, a connecting piece is fixedly connected to the outer surface of the fixing block through a bolt, a protective cover is rotationally connected to the outer surface of the connecting piece, and an automatic lubricating device is arranged on the inner wall of the protective cover. The automatic lubricating device is located above the turnout latch hook body, rain and snow are prevented for the turnout latch hook body through the protective cover, oil is prevented from being dispersed by rain and snow, unlocking is difficult, switching is blocked, and the latch hook is rusted due to oil shortage, the maintenance frequency is reduced, the number of times of personnel getting off a station is reduced, and the maintenance cost is reduced. The automatic lubricating device in the protective cover can release engine oil to keep lubrication of the lock hook, so that flexible action of the turnout is ensured, and faults are reduced.

The utility model belongs to a linear motion type point switch inspection column hole self-lubricating oiling-free automatic opening and closing device which is characterized by comprising a contact seat (2), static contacts (1), four contact covers (14), a left turning shaft (3), a right turning shaft (3) and a spline shaft (16), the contact seat (2) is of a left-right symmetrical structure, the left static contacts (1) and the right static contacts (1) are installed at the two ends of the left contact seat (2) and the right contact seat (2), the left contact seat is provided with the two contact covers (14), and the right contact seat is provided with the four contact covers (14). The right contact seat is provided with two contact covers (14), the two contact covers (14) of the left contact seat and the right contact seat are distributed at the two ends of the right contact seat, the left turning shaft (3) is arranged in the middle of the left contact seat (2), and the right turning shaft (3) is arranged in the middle of the right contact seat (2). The self-lubricating oiling-free automatic opening and closing device for the inspection column hole of the linear motion type point switch is used for solving the problems that an inspection column needs to be oiled for a long time, so that the inspection column does not fall in place or is blocked, the driving depth of a contact is not enough, and an indication signal is influenced.

The invention relates to a point switching device (1), comprising a slider (7) which is mounted so as to be moveable in the actuation direction (10) and which can be driven in the actuation direction (10) by a drive assembly (3), an actuating rod (9) which is mounted so as to be moveable in the actuation direction (10) between a first and a second actuation position and to which the slider (7) is drivingly coupled in the actuation direction (10) by means of a run-through coupling (8), and a blocking device (14, 15) for blocking the slider (7) in an end position region, wherein the run-through coupling (8) allows a shifting of the actuation rod (9) relative to the slider (7) in the event of a run-through, and a local maximum run-through force can be applied to the actuation rod (9) in the event of a run-though. The point switching device (1) has a position sensor which generates a switching signal in the event of a run-though before the maximum run-through force is reached.

The driving mechanism of the contact assembly of a switch machine comprises a frame (10), a first driving member (20), a first elastic member (30) and a second driving member (40). The first driving member is rotatably arranged on the frame and can rotate between a first trigger position and a second trigger position and drive a contact type contact switch. The first elastic member causes the first driving member to rotate toward the first trigger position. The second driving member is movably arranged on the frame and connected to a locking block. When the locking block moves to a retracted position, the second driving member can drive the first driving member to rotate from the first trigger position to the second trigger position. When the locking block moves to a pop-up position, the second driving member can continuously abut against the first driving member to keep it in the second trigger position before the locking block reaches the pop-up position. The contact assembly provided by the present invention has a simple structure and high reliability. The present invention also provides a contact assembly and a switch machine having the above-mentioned driving mechanism.

A pivot-type suspended monorail multi-way turnout beam and a traveling rail jointing device thereof. The traveling rail jointing device for the pivot-type suspended monorail multi-way turnout beam includes: a jointing plate (10), a rotating support seat (20), a lever (30) and a push-pull assembly (40). The jointing plate (10) is disposed with a rotation shaft (12) thereon along an extension direction of a plate surface thereof. The rotation shaft (12) is rotatably embedded on the rotating support seat (20). A first end of the lever (30) is fixed on the jointing plate (10), and a second end of the lever (30) is connected to the push-pull assembly (40). The technical solution of the disclosure can realize reliable jointing for pivot-type suspended monorail multi-way turnout beams through a simple structure.

The invention relates to an intelligent coupler lock device for rail transit and an implementation method of the intelligent coupler lock device. The coupler lock device comprises a coupler lock device mechanical locking body, a coupler lock pressure sensor, a coupler lock gap sensor, a locking processor, a communication module and a turnout locking state terminal. The coupler lock pressure sensor and the coupler lock gap sensor are respectively connected with the coupler lock mechanical locking body and are respectively used for safely detecting the pressure and the gap of the coupler lock in a locking state; the locking processor is connected with the coupler lock pressure sensor and the coupler lock gap sensor and used for receiving and processing signals of the coupler lock pressure sensor and the coupler lock gap sensor. And the turnout locking state terminal receives a processing result signal of the locking processor through the communication module. Compared with the prior art, the locking state of the turnout can be accurately detected and safely transmitted and is integrated into an existing rail transit signal system, so that the safety and the reliability of the whole system are improved.

The utility model provides a railway turnout indoor and outdoor consistency monitoring devices, include: position representation contact point state acquisition module, including the acquisition positioning representation contact point's on -voltage signal and disconnected voltage signal's positioning acquisition module and be used for the acquisition reverse position representation contact point's on -voltage signal and disconnected voltage signal's reverse position acquisition module, turnout outdoor position determination module is connected with position representation contact point state acquisition module, is used for according to the on -voltage signal and disconnected voltage signal of the positioning representation contact point of acquisition and the on -voltage signal and disconnected voltage signal of the reverse position representation contact point of acquisition, exports turnout outdoor position determination result, indoor centralized monitoring module is used for exporting turnout indoor position determination result, centralized monitoring module is used for comparing the consistency of received turnout outdoor position determination result and turnout indoor position determination result, and when the position of turnout indoor and outdoor is inconsistent, carries out alarm output.

To provide a detector for track transfer device capable of being installed easily.SOLUTION: A detector for track transfer device includes an adjustment mechanism unit including; an attachment block 23 (attachment member) formed in L shape; two attachment holes 28, 29 (first attachment holes) formed on a stationary unit 25 of the attachment block 23; five attachment holes 64-64 (second attachment holes) formed on a first link member 61; and two bolts 27, 27 inserted into the attachment holes 28, 29 and the selected attachment holes 64, 64. Thus, arm height is capable of being adjusted in six steps without using a spacer and installation work is facilitated.SELECTED DRAWING: Figure 1

This invention describes a digital device for displaying information on a turnout system in the area of ​​the turnout's functional components. Several state identification elements move back and forth within a preset range when the turnout is switched, thus indicating the position of the switch blade. A set of position sensors is arranged on both sides of each state identification element. These sensors detect the proximity to the respective state identification element and determine its position. Each set of position sensors is electrically connected to a state detection unit. The state detection unit acquires the position information output by the position sensors of each state identification element and encodes this position information to obtain digitized turnout system display information.This invention simplifies the acquisition and transmission circuitry for display information by directly acquiring and transmitting the digitized position information of each status identification element. This reduces interference and errors and improves the accuracy of the display information transmission.

The utility model discloses railway turnout switching equipment and a turnout hook-shaped external locking device thereof, which belong to the technical field of rail transit, and the turnout hook-shaped external locking device comprises a switch rail connecting iron component, a push-pull plate component, a connecting iron seat component and a lock hook, the push-pull plate assembly is connected with the switch rail connecting iron assembly and the connecting iron base assembly. The switch rail connecting iron assembly is connected with the connecting iron seat assembly; and the lock hook is connected with the connecting iron seat assembly. The turnout hook-type external locking device is simple in structure, convenient to install, reasonable in design, small in abrasion between parts, long in replacement period, small in later maintenance workload, high in adaptability to extension and retraction of a switch rail, beneficial to keeping parallelism between the external locking parts, capable of reducing frictional resistance during turnout switching, capable of improving reliability of turnout switching, and capable of being used for improving the reliability of turnout switching. And the workload of turnout maintenance is reduced.

The invention relates to a method for carrying out inspections of safety-relevant states of elements in a switch construction or crossing construction, the distance between said elements being changeable relative to one another. In order to ensure that measures on site, such as securing switch components or adjusting the travel path of the tongue rail, are only necessary when the elements that can be adjusted relative to one another no longer meet specified requirements, according to the invention at least one second element, the position of which can be changed relative to a stationary first element, is detected in its designated inspection position by means of at least one contactless first sensor in order to determine an actual value, which is compared with a target value or a limit value associated with the target value, and, if the actual value reaches or exceeds the target or limit value, an impermissible state is signalled, and / or the temporal progression of the actual value is determined in comparison with a target or limit value, wherein said progression is used to derive a tendency to carry out activities or expected changes in state of the switch construction or crossing construction, and wherein signals characterising the inspection are forwarded to a central evaluation unit, wherein the transfer occurs over a network via a secure protocol.

The invention relates to a railway switch having an actuating apparatus (AMSM) which is configured to actuate the railway switch via an actuating slider. The railway switch has a splitting mechanism with a spring element (FE) that is configured to protect the railway switch drive from damage after splitting via the actuating slider. The spring element (FE) comprises a structural unit or an assembly having a torsion spring (TF) and optionally a further torsion spring (WTF) and a bending spring (BF). The torsion spring (TF) and the bending spring (BF) are mechanically coupled to one another in a torsionally rigid manner such that a torque on account of a force being introduced into the bending spring (BF) in a manner perpendicular to the axis of rotation of the rotation spring is transmitted between the rotation spring and the bending spring (BF). The invention further comprises an actuating apparatus (AMSM) for a railway switch.