370 results about "Contact failure" patented technology

The invention discloses a driver controller detection system, which comprises an acquisition module, an acquisition module, a processing module, an identification module, a judgment module, an analysis module and a generation module, the acquisition module captures contact information and electromagnetic interference data of contacts in real time by means of a high-dynamic voltage sensor and a broadband EMC probe; the acquisition module is triggered by a locomotive signal and records dynamic working condition data; the processing module aligns the data, performs denoising and extracts fault parameters; the identification module scans the voltage waveform and judges the transient contact failure; the judgment module monitors EMC data and compares an instruction position, and judges misoperation; the analysis module analyzes fault association, judges a composite type and triggers an alarm; the generation module generates a detection report and a log. According to the system, a multi-dimensional monitoring network is constructed under a dynamic working condition, data reliability is guaranteed, faults are accurately identified, a compound fault source is positioned, and the safety and stability of locomotive operation are improved through risk grading early warning and automatic reporting.

The invention discloses a contact type alarm output device for a mechanical accelerometer, and relates to the technical field of accelerometers, the contact type alarm output device comprises a dome shell, and the dome shell is provided with a first cavity; the first contact, the second contact, the first alarm output lead and the second alarm output lead are inserted into the dome shell in a penetrating mode, the first alarm output lead is connected to the end, inserted into the outside of the dome shell, of the first contact, and the second alarm output lead is connected to the end, inserted into the outside of the dome shell, of the second contact. The second alarm output lead is connected to the end, penetrating into the outer portion of the dome shell, of the second contact, one end of the metal spring piece is fixedly connected to the first contact, the other end of the metal spring piece is in point contact with the second contact, and the metal spring piece and the second contact are in point contact design. And in combination with mechanical pushing of the conical sleeve, tight contact and reliable conduction during alarm triggering are ensured, and mistaken contact or poor contact caused by vibration or impact is avoided.

The invention relates to the technical field of charging piles, and particularly discloses a charging pile with a self-locking type anti-falling direct-current charging gun, the charging pile comprises a charging pile body, the charging gun and a cable, the charging gun comprises a shell and a locking arm, a self-locking mechanism and a protection mechanism are arranged in the charging gun, the self-locking mechanism comprises a sliding sleeve, a sliding block and a connecting piece, and the sliding sleeve is connected with the cable. The locking arm is provided with a locking part and an unlocking part, the protection mechanism comprises a movable block, a reset spring and an overload spring, the cable has length redundancy in the charging gun, the cable drives the sliding sleeve to move by means of the self weight of the cable, the sliding block is driven to move to the position below the locking arm to form physical support, self-locking is achieved, poor contact is prevented, and when overload pulling force such as car sliding occurs, the cable is locked. The slide block is driven to cross the locking part and forcibly trigger the locking arm to unlock, and the overload spring is matched to push the charging gun to automatically separate; the problems that the charging gun is prone to loosening due to cable dragging and cannot be automatically released in danger are solved, and unification of rigid safety and flexible protection is achieved.

The invention relates to the technical field of insertion loss test, and discloses a spring force control insertion loss test probe device which comprises a mounting seat, an elastic probe assembly and a fine adjustment assembly. A supporting frame is arranged at the bottom of the mounting base, the elastic probe assembly is located below the mounting base, the elastic probe assembly is connected with the supporting frame, the height of the elastic probe assembly is adjustable, the fine adjustment assembly is located on one side of the probe assembly, one end of the fine adjustment assembly is connected with the elastic probe assembly, and the fine adjustment assembly is used for adjusting the elastic value of the elastic probe assembly. The optimal contact pressure can be accurately set according to the characteristics of different circuit boards, poor contact caused by too small pressure or needle mark damage caused by too large pressure is avoided, the same set of device can adapt to the test pressure requirements of different circuit boards, and the problem that the fixed elastic K value cannot be adjusted, and consequently the needle mark difference between different boards is large is solved.

According to the double-fed fan wiring terminal contact fault on-line detection system provided by the invention, through electric-thermal-mechanical multi-physical quantity collaborative analysis, the early recognition rate of the terminal contact fault is remarkably improved; precise alarm under different load working conditions is realized by utilizing a self-adaptive threshold adjustment function of the edge calculation module; based on a multi-dimensional feature fusion algorithm of a cloud digital twinborn model, a material degradation rule calibrated by a laboratory is combined with real-time operation data, so that the prediction accuracy is greatly improved; an automatic response chain from early warning to emergency disposal is achieved through a grading decision mechanism, the manual inspection frequency is reduced, and meanwhile the fault positioning precision is further improved through three-dimensional coordinate positioning and adjacent terminal cooperative detection.

The invention relates to the field of circuit breakers, and particularly discloses a grounding circuit breaker, which comprises a box body structure, a fixing piece and a clamping piece, the use of the box body structure not only can limit the sliding of the fixing piece, but also can tighten the clamping piece, thereby clamping the electric wire and preventing the electric wire from falling off and inclining. The fixing piece is used to replace the original mode of fixing the wire by screws, so that the operation steps are simplified, the wire is more quickly and conveniently fixed, the wire is effectively prevented from sliding left and right, and the problems of unstable wire installation, wire loosening, poor contact and the like are avoided; the use of the clamping member not only can clamp the wire, improve the stability of the fixing member for fixing the line and prevent the wire from loosening, but also can wrap the wire, so that the wire cannot move left and right, the fixing member can accurately clamp the wire, and the reliability of the fixing member is improved.

The application discloses a packaged contactor, which comprises a cover, a base, a moving contact assembly, a static contact assembly and a magnetic propulsion mechanism, the cover is arranged above the base and the joint surface of the cover and the base is sealed, the moving contact assembly, the static contact assembly and the magnetic propulsion mechanism are all arranged in the contactor, the moving contact assembly and the static contact assembly are arranged in a phase-to-phase insulation cover, the phase-to-phase insulation cover is fixed on the base, and the moving contact assembly and the static contact assembly are oppositely arranged; the magnetic propulsion mechanism comprises a moving iron core, a static iron core and a coil framework, the moving iron core is fixed on a moving iron core support, the moving iron core support is connected with the moving contact assembly, the static iron core is inserted into the coil framework, and the moving iron core moves towards the static iron core after the coil is electrified, thereby driving the moving contact assembly to move downwards. The application can solve the technical problems of abnormal sound and poor contact of the contactor caused by dust and foreign matters entering the contactor, and significantly prolong the service life of the contactor.

The utility model belongs to the test technical field provides a kind of test tool for testing mechanical timer, it includes: test board, several positioning posts are arranged on it, positioning post is used to limit the timer to be detected relative test board movement;Guide mechanism is set on test board, guide mechanism includes several pins, pin can reciprocate along vertical direction, and movable contact in timer, for detecting the timing time of timer.Compared with prior art, the utility model has the advantages that by the cooperation design of adjusting part and fixed pressing plate, pin always stably contacts timer during testing, avoids misjudgment or missed detection caused by poor contact, ensures the accuracy and consistency of test result, improves the convenience of operation and test efficiency at the same time;Meanwhile, adjusting part can be flexibly adapted to different specifications of timer product, has good versatility and expansibility, suitable for batch detection of multiple models of mechanical timer.

The utility model relates to a kind of connector of firm connection, including glue seat, terminal and the gland for locking, glue seat is equipped with slot, the spacing slot in slot is arranged for the limiting slot for installing terminal, the front end of glue seat is equipped with fixed seat, the both sides of fixed seat are symmetrically provided with guide rod, and the position of guide rod is equipped with guide hole on glue seat;Fixed seat is provided with buckle, and the position of buckle is equipped with clamping groove on glue seat;Fixed seat is equipped with corresponding avoiding slot with slot;The both sides of avoiding slot are equipped with sliding slot, and the sliding plate is slidably arranged in sliding slot, and the sliding plate is locked with fixed seat by screw, and secondary fixed structure is formed by setting fixed seat and sliding plate, on the basis that gland initially locks FPC, FPC is locked by screw using sliding plate, form double locking mechanism, avoid displacement or slackening of FPC in slot, ensure that terminal and FPC are always stable contact, reduce the risk of signal transmission interruption, contact failure.

The utility model relates to the technical field of power equipment, and provides a piercing connection junction box, which comprises a shell, the shell comprises a lower cover and an upper cover, the lower cover is clamped with the upper cover, the lower cover is used for placing a terminal wire to be connected, at least one elastic sheet is arranged in the upper cover, and the elastic sheet is clamped with the lower cover. And the elastic sheet is used for puncturing the wire skin and the wire core of the terminal wire to achieve a power-on function. According to the utility model, the elastic sheet arranged in the upper cover is utilized to automatically pierce the wire skin of the terminal wire to directly reach the wire core to realize electrical connection when the upper cover and the lower cover are closed, so that the wire does not need to be stripped in advance, and the traditional wiring steps are simplified. According to the design, the wiring efficiency is greatly improved, professional tools and skills are not needed in operation, the labor and time cost is reduced, the risk of poor contact or open circuit caused by improper manual wire stripping is avoided, and the safety and reliability of wiring are remarkably improved. Therefore, a user can complete wiring work more quickly and safely.

The utility model discloses a gateway based on operation and maintenance adaptation, and the gateway comprises a gateway assembly which comprises a machine body; the protection assembly comprises a fixing rod, a clamping groove, a sliding block, a connecting frame and a baffle; the fixing rods are fixed to the two sides of the machine body, the clamping grooves are formed in the top and bottom ends of the fixing rods, the sliding blocks are slidably connected between the fixing rods and the clamping grooves, the connecting frame is fixed between the outer side ends of the sliding blocks, and the baffle is hinged to one side of the connecting frame. Through the arrangement of the protection assembly, during use, the connecting frame is pushed to drive the baffle to move towards the front side of the machine body, the baffle is gradually changed into a vertical state due to the fact that the baffle is connected with the connecting frame in a hinged mode, the baffle is located on the outer side of the front side of the machine body, and the baffle is promoted to shield the connecting plate on the front side of the machine body; the baffle plate separates the connecting end of the machine body from the external environment, so that impurities in the external environment are prevented from entering the connecting end, the impurities are prevented from influencing the connecting effect of external connecting wires, and poor contact of the connecting wires is prevented.

The application discloses a ship segment structure welding reverse deformation tooling and relates to the technical field of ship structure welding, which comprises a supporting seat, and a stabilizing plate is threadedly connected to the top of the supporting seat. The application remarkably improves the adaptability and stability of clamping through the spherical surface self-adapting structure and angle locking design of the positioning and clamping mechanism. The positioning and clamping mechanism adopts a spherical pair connection formed by a movable ball and a movable sleeve, so that the arc-shaped clamping plate can automatically adjust the posture according to the actual inclination angle of the segment end face, the clamping plate is ensured to be completely attached to the end face, and stress concentration or unstable clamping caused by poor contact of the traditional rigid clamping is avoided. Meanwhile, the movable ball surface can be tightly pressed by the fixed threaded column, the relative position of the spherical pair can be reliably locked after the angle is adjusted, the clamping angle change caused by vibration during welding is effectively prevented, the continuous and stable application of the clamping force is ensured, and therefore the precision and reliability of the reverse deformation control are improved.

The invention discloses a static contact assembly and an isolating switch, and relates to the field of electrical equipment. The static contact assembly comprises a supporting piece, a first static contact piece and a second static contact piece, the first static contact piece and the second static contact piece are arranged on the supporting piece in a mutually spaced mode, and a clamping space used for clamping the movable contact piece is formed between the first static contact piece and the second static contact piece. The static contact assembly comprises the first static contact piece and the second static contact piece which are arranged at an interval, so that the static contact assembly can clamp the moving contact piece through the first static contact piece and the second static contact piece to ensure that the static contact assembly and the moving contact piece have a better contact effect and are not easily interfered by vibration and the like; and the problem of poor contact easily occurring in the prior art is improved. The disconnecting switch comprises the moving contact and the static contact assembly, and therefore the disconnecting switch has the advantage of being good in contact effect.

The utility model discloses a wire harness clip used for fixing an integrated AMT wire harness, comprising a fixing plate, one end of the fixing plate is provided with an arc-shaped wire harness fixing cylinder, one side of the arc-shaped wire harness fixing cylinder is opened and is provided with a connecting plate, and the connecting plate and the fixing plate form an acute angle; the top of the arc-shaped wire harness fixing cylinder and the connecting plate are jointly provided with a rectangular hole, and an elastic piece is arranged in the rectangular hole. By arranging the arc-shaped wire harness fixing cylinder on the fixing plate, the wire harness is fixed in the arc-shaped wire harness fixing cylinder, wire harness shaking caused by bumping of a vehicle is reduced, by arranging the elastic sheet, the wire harness can enter the arc-shaped wire harness fixing cylinder conveniently, secondary fastening is conducted on the wire harness, poor contact or disengagement of a sensor is avoided, and the reliability of the sensor is improved. The technical problem that in the prior art, an integrated wire harness connector is prone to loosening and poor contact under the working condition of long-time vibration is solved.

The utility model belongs to the technical field of test wire harnesses, particularly relates to an EOL test wire harness for monitoring contact temperature rise by test equipment, and aims to solve the problem that the temperature rise process is difficult to monitor in the test process of the EOL test wire harness provided by the background technology, and provides the following scheme: the EOL test wire harness comprises a connector frame body, one side of the inner wall of the connector frame body is fixedly connected with electrode plates which are symmetrically distributed, and the other side of the inner wall of the connector frame body is fixedly connected with a cable. According to the EOL test wire harness, the two layers of inner sheaths and the threaded pipe are additionally arranged outside the cable, so that the abrasion of the wire harness in the back-and-forth test process is reduced, the strength of the wire harness is improved, the service life of the EOL test wire harness is prolonged, and in a temperature rise monitoring mechanism, once the problem of poor contact occurs in the test process, the EOL test wire harness cannot be damaged. When a fire occurs, high temperature is generated near the first wiring terminal and the second wiring terminal and is sensed by the thermistor, so that the temperature change can be monitored in real time, the effect of timely early warning is achieved, and the possibility of fire occurrence is reduced.

The utility model relates to the technical field of circuit switches, in particular to a bypass change-over switch with stable switching, which comprises a box body, a rotating rod rotationally mounted on the inner wall of the box body, an insulating sleeve fixedly mounted on the outer side of the rotating rod, a lug plate fixedly mounted on one side of the insulating sleeve, and a touch plate fixedly mounted on the side surface of an insulating mounting plate, and a mistaken touch prevention assembly is arranged in the box body. The utility model has the beneficial effects that the transmission structure with the vertical groove and the square block is arranged, and the fixing ring with the plurality of limiting grooves is combined, so that the operating grip has clear three-section operation logic of lifting, rotating and pressing and a clear gear sense during switching, and during operation, the grip needs to be lifted firstly to enable the convex block to be separated from the limiting grooves, so that the grip can rotate, and the operation is convenient. And the grip is released after the rotation is in place, so that poor contact caused by blind operation or rotation by feeling is avoided, mistaken switching caused by accidental touch or vibration is also prevented, and long-term stability of circuit connection and power utilization safety after switching are ensured.

The connector comprises a male end plug, a female end socket and a connecting cover, the male end plug comprises a plug shell and a male terminal assembly, the plug shell is arranged on the peripheral side of the male terminal assembly in a sleeved mode, the female end socket comprises a socket shell and a female terminal assembly, the socket shell is arranged on the peripheral side of the female terminal assembly in a sleeved mode, and the connecting cover is arranged on the female end socket. The female terminal assembly comprises female terminals, the female terminal assembly and the male terminal assembly are suitable for plugging connection, the connecting cover is located outside the plug shell and the socket shell, and the connecting cover is detachably connected with at least one of the plug shell and the socket shell. According to the connector provided by the utility model, at least part of the connecting cover can shield the fit clearance between the plug shell and the socket shell, so that the possibility of poor contact or short circuit caused by dust, water and the like entering a contact interface between the male terminal assembly and the female terminal assembly through the fit clearance between the plug shell and the socket shell is reduced; and the overall reliability of the connector can be enhanced.

The utility model discloses a pluggable contact group for a railway point switch, which comprises a contact seat and a contact group, the two ends of the contact seat are respectively provided with six binding posts, and each binding post is connected with a plug-in sheet. According to the utility model, through the function separation design of the contact seat and the contact group, wiring and on-off functions are modularized, misconnection caused by wire dismounting and other risks caused by the fact that a fastener falls into the switch machine are thoroughly avoided, the contact group is vertically locked with the plug-in sheet and the bolt through the plug-in head, stable electrical connection is kept in vibration and severe environments, and the safety of the switch machine is ensured. And faults such as poor contact and short circuit are reduced. Meanwhile, the pluggable structure supports rapid replacement of the contact group, and the maintenance time is shortened. And the bottom sealing structure isolates pollutants, is matched with regular section repair / factory repair, maintains contact cleanness and low resistance, and ensures long-term reliable operation. According to the design, the problem of environmental deterioration of an open contact is radically solved, the operation and maintenance cost is reduced, and the railway transportation safety and efficiency are remarkably improved.

The utility model relates to the technical field of connector detection, in particular to an electrical testing device for a connector, which comprises a workbench and is provided with a jig, and the jig is provided with a connector to be tested; the first pressing assembly comprises a first driver, a lifting seat, a metal block and a first pressing part; the first pressing part and the metal block are arranged on the lifting seat, and a power output shaft of the first driver is in driving connection with the lifting seat; the electrical testing assembly comprises a second driver, an electrical testing part and a plurality of electrical testing probes; the electrical testing probes are arranged on the side face, close to the jig, of the electrical testing part. A power output shaft of the second driver is in driving connection with the electrical testing part. And the swinging assembly comprises a third driver and a wire harness clamping part, and a power output shaft of the third driver is in driving connection with the wire harness clamping part. Whether disconnection, poor contact and other conditions occur in an internal circuit of a wire harness of a to-be-detected connector or not is detected under the simulated use environment that the wire harness of the to-be-detected connector is vibrated, swung, moved or the like, and the accuracy of detecting the conductivity of the to-be-detected connector is improved.

The utility model discloses an arc slotted carbon block of a window lifting motor, which relates to the technical field of motors, and is characterized by comprising a carbon block body, one end of the carbon block body is provided with a fixing part for mounting and fixing, and the other end of the carbon block body is provided with a contact part; the contact part is used for being in matched contact with the commutator, two arc-shaped contact surfaces used for being in contact with the peripheral side wall of the commutator are formed on the contact part, and the contact surfaces are in an arc shape of which the two ends are gradually far away from the commutator in the width direction. According to the utility model, the distance is formed between the two contact surfaces, the contact area with a commutator is reduced, the contact effect is ensured, the contact area is increased through the arc-shaped contact surfaces, the problem of poor contact caused by direct physical contact between the carbon block and the commutator is solved, and the service life of a motor is prolonged.

The utility model discloses a kind of servo valve control devices, specifically related to control equipment technical field, including controller main body, the controller main body is installed in the inside of rack, the one end of controller main body is provided with link plug, the one end of controller main body is provided with guiding mechanism and protection mechanism. The utility model is cooperated with guiding mechanism and protection mechanism, on the one hand, the clamping groove of protection groove bottom and the section resistance block of lower cross frame linkage, promote L type board and move out and extend shape change ratchet block, form the physical barrier to link plug, prevent dust invasion resulting in poor contact problem;On the other hand, when L type board outside extends, its ratchet block can lift different function cable to the height corresponding when connecting, realize grouping isolation support, avoid cable winding and cause local overheating, and it is convenient to maintain when fast positioning fault line.

The utility model discloses an anti-reverse-plugging safe industrial plug and socket, which belongs to the technical field of industrial plugs and comprises a socket and a plug, the bottom surface of the plug is fixedly connected with two plug pins, the top surface of the socket is provided with two jacks, the two plug pins are respectively inserted into the two jacks, and reverse plugging of the plug can be prevented through a positioning assembly. Serious accidents such as electrical short circuit, equipment damage and even personnel electric shock are avoided, external dust or water vapor can be prevented from entering the plug and the socket through the protection assembly and the adjusting assembly, faults such as poor electrical contact and short circuit are avoided, the service life of the plug and the socket is prolonged, and the equipment maintenance cost and the shutdown risk are reduced.

The motor comprises a stator assembly and a connector assembly, the number of plugging positions of the connector assembly is N, N is larger than or equal to 4, the connector assembly comprises connecting pieces, the number of the connecting pieces is M, M is smaller than or equal to N. The connecting pieces are provided with connecting ends and plugging ends, the connecting ends are electrically connected with the stator assembly and / or electronic components, and the plugging ends are electrically connected with the stator assembly and / or electronic components. The plugging end is located in the connector assembly and extends to the plugging position, and the plugging end is used for being electrically connected with an external interface. According to the motor provided by the utility model, the number of the connecting pieces can be flexibly configured according to actual requirements, the expandability and compatibility of the connector assembly are increased, and only the stator assembly needs to be connected with the connecting pieces, so that the assembly process of the motor is simplified, the number of connecting points is reduced, and the cost is reduced. According to the motor provided by the utility model, the risk of faults caused by poor contact or looseness is reduced, the overall size of the motor is more compact, space waste caused by a plurality of independent components is avoided, and the problem of space interference possibly occurring during installation is solved.

The utility model provides an analog circuit board teaching demonstration device, and the device comprises a bread board which is provided with a plurality of connection jacks; the shielding plate is in sliding connection with the bread board so as to shield or unshield the connecting insertion hole; wherein the baffle plate is provided with a plurality of through holes, and when the baffle plate slides on the bread board until the through holes are in one-to-one correspondence with the connecting jacks, the baffle plate unblocks the connecting jacks; and when the shielding plate slides on the bread board until the penetrating through holes and the connecting jacks are alternately arranged, the shielding plate shields the connecting jacks. According to the application, the shielding plate in sliding connection is arranged on the bread board so as to slide the shielding plate to change the position of the shielding plate on the bread board, so that the shielding plate shields or unshields the connecting jacks in the bread board, and the situation that the connecting jacks are exposed due to no shielding when not in use, and dust enters the connecting jacks is avoided; and poor contact of the connection jack is avoided.

This application discloses an electromagnetic coil assembly and a normally open solenoid valve. The electromagnetic coil assembly includes a coil frame, a coil winding, a connecting terminal, a lead wire, and a plastic encapsulation shell. The coil frame has a cylindrical body and end caps at both ends. The coil winding is wound around the cylindrical body. The connecting terminal is fixed to the side of the end cap and electrically connected to the lead wire of the coil winding. One end of the lead wire is connected to the connecting terminal, and the other end extends along the outer end face of the end cap and crosses the edge of the end cap away from the connecting terminal to form an exposed section. The plastic encapsulation shell covers the above components and exposes the exposed section of the lead wire. By extending the lead wire arrangement path, increasing the distance between the welding point and the lead wire end, and increasing the plastic encapsulation thickness, the risk of moisture intrusion is reduced, corrosion and poor contact at the welding point are avoided, and the reliability and service life of the electromagnetic coil assembly are improved.

This application relates to the field of circuit breaker technology, specifically disclosing a pole-mounted circuit breaker. The pole-mounted circuit breaker includes a base, three breaking poles, a support frame, a lifting frame, a drive unit, and three insulating supports. The three breaking poles and the support frame are all fixed to the base. Each breaking pole has a first terminal, a vacuum circuit breaker, and an internal terminal that are electrically connected in sequence. Each insulating support has a second terminal. The lifting frame and the drive unit are mounted on the support frame. The support frame has multiple parallel vertical guide rods. The lifting frame has three switches. The drive unit can drive the lifting frame to move along the vertical guide rods, using the weight of the lifting frame to connect each switch to an internal terminal and a second terminal, or drive the switch to disengage from the internal terminal and the second terminal. The lifting frame can move stably up and down along the vertical guide rods, ensuring precise connection or separation between the switches and the internal and second terminals, reducing the likelihood of poor closing contact.

The utility model discloses a key structure of a car machine anti-clamping key, and relates to the technical field of car machine keys. The device comprises a bottom fixing base, a connecting base and a pressing plate, the connecting base is fixed to the top of the bottom fixing base, the pressing plate is arranged above the connecting base, bosses are fixed to the four corners of the top of the connecting base, the interiors of the bosses are arranged in a vertically-through mode, contact rings are fixed to the inner walls of the bosses, and four movable rods are fixed to the bottom of the pressing plate in a rectangular array mode. And the four movable rods are movably connected into the four contact rings respectively. According to the utility model, through the arrangement of the bottom fixing seat, the connecting seat and the pressing plate, the problems that the vehicle machine key is easy to be stuck due to larger internal friction and structural shrinkage deformation, and the power connection structure is easy to be in poor contact after long-time work are solved, and the vehicle machine key has the advantages that the friction of the vehicle machine key is smaller, the key cannot be stuck, and the service life of the vehicle machine key is prolonged. And the power connection structure is not easy to be in poor contact after long-time work.

The invention discloses a rapid wiring device for an acceleration testing machine, relates to the technical field of wiring tools, and solves the problems that a connector bar is connected by a nut, poor contact is easily caused, an acceleration test is abnormal and then troubleshooting is performed again, the workload is greatly increased, and the working efficiency is reduced. In order to solve the problems that a connector bar part on an acceleration machine rotating arm is not provided with a matched screw, and a part of the connector bar part has the phenomena of screw slipping and lug plate breakage, the connector bar comprises a shell, grooves are symmetrically formed in the upper end of the shell, and boosters are rotationally connected into the grooves respectively. And the side walls of the two sides of the tail end of the booster are rotationally connected with the side walls of the two ends in the groove through the rotating shafts, the booster is used for extruding and clamping the placed cable, the position of the connected cable can be conveniently and stably placed, and meanwhile the connecting line can be protected.

The utility model discloses a special plug for preventing poor contact, which comprises a plug shell, a fixed stud arranged in the plug shell, and a plurality of limiting blocks and a plurality of limiting grooves arranged on the fixed stud; the plug insulator is provided with a plurality of insulation limiting blocks, a contact pin connecting groove and a conductive fixing assembly, a first screw penetrates through the plug insulator to be connected to the fixing stud, the insulation limiting blocks are correspondingly clamped in the limiting grooves, the plug insulator is provided with an abutting groove, and the contact pin connecting groove is clamped in the abutting groove. The abutting groove is located among the plurality of insulating limiting blocks, and a circular groove is formed in the abutting groove; and the cable limiting shell is connected to the top of the plug shell. According to the structure of the utility model, the special plug is plugged in the socket, a plurality of positioning points exist, through cooperation with the special socket, poor contact caused by easy separation of the plug from the socket or frequent pulling out of the plug and influence on power-on use are avoided, and at the same time, the plug insulator and the plug housing can be disassembled by loosening the first screw.

The utility model discloses a kind of automatic wiring tool for electric power wire detection, more specifically in the technical field of electric power wire detection.It includes workbench, the top of workbench is provided with to be measured area, the top of to be measured area is provided with wire arrangement mechanism, the top of workbench is fixedly installed with multi-axis mechanical arm, one end of multi-axis mechanical arm is fixedly installed with operating mechanism, the top of workbench is fixedly installed with terminal row, the top of workbench is fixedly installed with detection assembly, and the terminal row is arranged between to be measured area and detection assembly.The utility model has the function of detecting a large number of cables simultaneously, and can also replace manual, automatically connect detection cable to be detected with detection assembly for detection, greatly improve detection efficiency and consistency;Manual operation is replaced by mechanical positioning and automatic docking technology, to avoid poor contact, human error and high-voltage safety hazards.