76results about How to "Not easy to crash" patented technology

The invention relates to a safety protection device for a bridge pier. The safety protection device comprises a steel boxed cofferdam arranged at the periphery of the bridge pier and a hydraulic station fixed opposite to the steel boxed cofferdam. The steel boxed cofferdam is provided with a plurality of supporting hydraulic cylinders at least on the side close to a channel, wherein the cylinder body of each supporting hydraulic cylinder is fixed opposite to the steel boxed cofferdam; the head of a piston rod of each supporting hydraulic cylinder is exposed from the outer surface of the steel boxed cofferdam; a rodless cavity of each supporting hydraulic cylinder is communicated with the hydraulic station through a hydraulic pipeline; and the rodless cavities, the hydraulic pipelines and the hydraulic stations of all the supporting hydraulic cylinders are filled with a hydraulic medium so as to form a sealed hydraulic system. Compared with the prior art, the impact resistance of the bridge pier is greatly enhanced through the device of the invention; and the kinetic energy of an offending ship can be absorbed and converted into hydraulic energy for storage, so that the offending ship is quickly speeded down to reduce the kinetic energy, and the resultant force borne by the bridge pier tends to zero to protect the bridge pier.

The invention discloses a damping power cabinet capable of effective dehumidification. The damping power cabinet comprises a cabinet body and a rainproof top arranged on the top of the cabinet body. Acabinet door is arranged on the front side of the cabinet body. A storage cavity is opened in the cabinet door. An observation window is arranged in the storage cavity area on the cabinet door. Observation glass for opening or closing the observation window is movably arranged in the storage cavity. The lower end of the side wall of the cabinet body is fixedly connected with a support seat. The support seat is welded on the side wall of the cabinet body. The upper end of the support seat is fixedly connected with a heat exchange box. The damping power cabinet capable of effective dehumidification in the invention can effectively reduce a gap between the observation glass and the cabinet door, can effectively prevent the outside dust and impurities from entering the power cabinet, can collect dust inside the cabinet body and absorb the dust thoroughly, is easy to use, can quickly and efficiently remove moisture inside the power cabinet, thereby extending the service life of electricalcomponents, and in addition, is capable of effective damping to prevent damage of a base to the cabinet body, thereby prolonging the service life of the power cabinet.

The invention discloses an anti-flood and anti-collision safety airbag for cars, which comprises a safety airbag, wherein the safety airbag is arranged in a car body, a front airbag is arranged in a front bumper of the car body, a rear airbag is arranged in a rear bumper, and lateral airbags are arranged at the lower parts on both sides of the vehicle body. When a collision accident of a vehicle occurs, the safety airbags rapidly expand and spring to form a buffering air cushion, absorb impact energy, protect a vehicle body, control the side tipping of the vehicle body, avoid rear-end collision and perform a buffering function for a collided object, so that the vehicle is not easily damaged and can not easily hit others. The invention greatly lightens the injured degree of the vehicle bodyas well as drivers and passengers, reduces severe traffic accidents, and lowers economic losses and casualties to the most point. The safety airbags can also be opened when people encounter a flood,and the car can float in water, thereby avoiding the car from being submerged and encountering accidents.

The invention discloses a new energy vehicle charging pile, and belongs to the field of charging piles. The new energy vehicle charging pile comprises a base, a charging pile body is arranged at the upper end of the base, and a pair of connecting lines are connected to the charging pile body; charging guns are fixedly connected to one ends of the two connecting lines, four protective strips are fixedly connected to the charging pile body, and the protective strips are located at the edge corner position in the vertical direction of the charging pile body; gun accomodating slots corresponding to the charging guns are formed in the charging pile body, a pair of second sliding slots are formed in the upper end of the base, and sliders are slidably connected into the second sliding slots; andfirst compression springs are connected between the right ends of the sliders and the inner walls of the two second sliding slots, the two sliders are fixedly connected to the lower end of the charging pile body, and a connecting groove is formed in the upper end of the base. The new energy vehicle charging pile is not prone to being damaged by a vehicle and the reduction of security risks is facilitated.

The invention relates to an intelligent control method for high beam lights and low beam lights of a vehicle on the basis of the internet of vehicles. The method comprises the steps that 1, the specific location of a key node is found on an in-vehicle map, and a target field is drawn by taking the key node as the center a circle and taking the running required distance as a radius; 2, when the vehicle makes contact with the boundary of the target field, corresponding control operations of the high beam lights and the low beam lights of the vehicle are performed; 3, when other vehicles appear in the target filed, corresponding control operations of the high beam lights and the low beam lights of the vehicle are performed; 4, the external light intensity, temperature and relative humidity orwireless signals of the vehicle are collected and compared with corresponding threshold values, and corresponding control operations of the high beam lights and the low beam lights of the vehicle areperformed. Accordingly, intelligent comprehensive control over the high beam lights and the low beam lights can be effectively and accurately achieved, the system load is small, operation is stable,and the safety is high.

The invention discloses a new energy automobile charging pile conveniently storing connecting wires and belongs to the field of charging piles. The new energy automobile charging pile conveniently storing the connecting wires comprises a base. A charging pile body is fixedly connected to the base. A pair of wire storage grooves are formed in the base and internally connected with elastic rotary shafts. The elastic rotary shafts are fixedly connected with take-up reels. Four evenly-distributed first clamping blocks are fixedly connected to one side wall of each take-up reel. First sliding grooves with openings corresponding to the first clamping blocks are formed in the charging pile body. The inner portions of the first sliding grooves are in sliding connection with second clamping blocksmatched with the first clamping blocks. A pair of extension springs are connected between the inner walls of each second clamping block and the corresponding first sliding groove. Electromagnets are fixedly connected to the inner walls of the first sliding grooves. By the adoption of the new energy automobile charging pile, the charging gun connecting wires can be easily stored, and losses or potential safety hazards caused by improper connecting wires storage can be reduced.

The invention relates to equipment used in animal houses, in particular to a neck yoke used for sheep raised in a house. The sheep neck yoke comprises an upper end cross rod, a middle cross rod, a lower end cross rod and vertical rods on the left and the right of a sheep house, supporting rods are arranged between the upper end cross rod and the middle cross rod in the vertical direction, supporting rods are arranged between the middle cross rod and the lower end cross rod in the vertical direction, the middle cross rod is fixedly provided with a sliding rod, linkage rods are arranged on the sliding rod at intervals, and position controlling holes are formed between the linkage rods and the sliding rod and between the lower end cross rod and the supporting rods adjacent to the lower end cross rod. The sheep neck yoke is simple in structure, the sliding rod is arranged on the upper end cross rod of the sheep house in a sleeved mode, the upper ends and the lower ends of the position control holes are a part of the sheep house, the sheep neck yoke is firm and is not prone to being damaged by sheep, the service life is prolonged, materials are saved, and cost is saved.

The invention relates to the technical field of lithium batteries, and discloses a battery cell grabbing structure. A bottom surface of a horizontal guide rail is fixed on the lower surface of a top board, upper parts of a first slide block and a second slide block are slidably connected with the horizontal guide rail, lower parts of the first slide block and the second slide block are respectively fixed on top surfaces of a first slide block installation board and a second slide block installation board, a left claw and a right claw are respectively fixed at lower parts of the first slide block installation board and the second slide block installation board, fixed ends of a first air cylinder and a second air cylinder are respectively fixed at two sides of an air cylinder fixing board, telescopic ends of the first air cylinder and the second air cylinder are respectively fixedly connected with the first slide block installation board and the second slide block installation board, theair cylinder fixing board is fixed at the bottom of the top board, and the cylinder diameters of the first air cylinder and the second air cylinder are different. When the battery cell grabbing structure is used for grabbing a battery cell, the reference of the structure is maintained, a processed piece replaces an air claw, the claw is less likely to be cracked up, and the battery cell does notswing when being grabbed.

The invention relates to the technical field of guard bars, in particular to a damping guard bar with a warning function. The damping guard bar comprises a guard bar body, and a warning assembly is mounted on the guard bar body. The warning assembly comprises a warning part and a damping part, the warning part is an arc plate, and the two ends of the warning part are detachably mounted on the twosides of the guard bar body correspondingly. The arc plate faces the side opposite to the guard bar body, reflective adhesive tape is pasted on the arc plate of the warning part, the damping part is aV-shaped plate, and the two ends of the V-shaped plate are detachably mounted on the guard bar body. The bottom of the V-shaped plate is fixedly arranged in the middle of the arc plate. The damping guard bar has the effects that the warning assembly is mounted on the guard bar, the damping part is mounted on the guard bar, and therefore the impact force generated during colliding can be relievedwhile warning is carried out, and the injuring probability of drivers is reduced.

The present invention discloses a method and an apparatus for importing contents of an extensible markup language (XML) file into a database. The method comprises: loading XML data in the XML file into a memory in a stream mode; acquiring data from the XML data in the memory and storing the acquired data into a designated data table, wherein a data storage structure of the designated data table is the same as that of a designated database; and importing the data in the designated data table into the designated database. According to the technical scheme, not only is the speed of the XML file in the reading process promoted and the method and the apparatus have the beneficial effects of stability for reading and difficulty in breakdown, but also when the data acquired from the XML file is imported into the database, the data is firstly stored into the designated data table with the same storage structure with the designated database, so that data can be submitted into the database in batch, the operation time of the database is greatly reduced, and the data importing efficiency is improved.

The present invention relates to an intelligent charging device which is not easily damaged and not easily stolen. The device comprises an outer housing, a step is arranged at the bottom of an inner surface of the outer housing, an inner housing is disposed above the step, a separator plate is arranged at an inner cavity of the inner housing and is configured to divide the inner cavity of the inner housing into an upper chamber and a lower chamber, a column is arranged in the upper chamber, a spring is arranged on the column, one end of the spring is fixedly connected with the column, the other end of the spring is fixedly connected with a cable, one end of the cable passes through the side wall of the inner housing and should be connected with the charging interface, a charger and a control device are arranged in the lower cavity, the output end of the charger is electrically connected with the cable, a lifting device and a storage battery are arranged below the inner housing and areelectrically connected with the control device, a top cover is arranged above the inner housing, a second accommodation groove is arranged at the upper surface of the top cover, an identification device is arranged in the second accommodation groove, and the identification device is electrically connected with the control device.

The present invention provides a conical surface detection device, which comprises a fixed base, a first dial indicator and a second dial indicator. The first dial indicator and the second dial indicator are respectively arranged on the fixed base. The first dial indicator and the second dial indicator are oppositely arranged along the same straight line. The straight line and the central axis of a conical surface are perpendicular to each other. Two intersection points of the straight line with the conical surface are respectively in contact with the first measuring head of the first dial indicator and the second measuring head of the second dial indicator. The first dial indicator and the second dial indicator are adjusted according to the standard distance between the two intersection points, and the standard taper of the conical surface, so that the actual distance between the two intersection points is measured. Meanwhile, the actual taper value and the actual taper height value of the conical surface are determined. By means of the conical surface detection device, the actual taper value and the actual taper height value of the conical surface are determined and the quick detection of the conical surface is realized. Therefore, the detection efficiency and the detection precision are effectively improved.

The invention discloses a collision-proof highway isolation fence which comprises supporting frames and an isolation box. The supporting frames are arranged in a bilateral symmetrical mode, grooves are formed in the upper end and the lower end of supporting rods, sliding rails are arranged in the grooves, sliding blocks are arranged on the sliding rails, the isolation box is connected with the sliding blocks through connecting rods and comprises a housing, a noise reduction plate is arranged in the internal middle of the housing and is provided with noise reduction holes, noise absorption sponge is arranged on the left side and right side of the noise reduction plate, the noise reduction plate divides the housing into a left noise reduction chamber and a right noise reduction chamber, themiddle of the left noise reduction chamber and the middle of the right noise reduction chamber are provided with partition plates, the partition plates divide the left noise reduction chamber and theright noise reduction chamber into first noise reduction cavities and second noise reduction cavities, a plurality of noise reduction tubes are arranged in the second noise reduction cavities, a plurality of round holes are formed in the partition plates, damping devices are arranged at the front end and the rear end of each sliding block, and the outer ends of the damping devices are connected with the grooves. The collision-proof highway isolation fence is simple in structure, convenient to use, good in collision-proof effect, high in safety and strong in collision-proof performance.

The invention relates to a three-phase harmonic wave source, which comprises a single chip microcomputer and a double-port parallel-port RAM (Random Access Memory), and further comprises a hardware clock, a phase-locked loop module, a 16-bit parallel-port CPLD (Complex Programmable Logic Device) counting and scanning module, a first 8-bit parallel-port D / A (Digital-to-Analog) converter, a second 8-bit parallel-port D / A converter, a third 8-bit parallel-port D / A converter and a fourth 8-bit parallel-port D / A converter, wherein the single chip microcomputer is used for writing in waveform data;the double-port parallel-port RAM is connected with the single chip microcomputer; the hardware clock is used for frequency control; the 16-bit parallel-port CPLD counting and scanning module is usedfor scanning the double-port parallel-port RAM in real time; both the first 8-bit parallel-port D / A converter and the second 8-bit parallel-port D / A converter are used for formulating an amplitude value and connected with the high-speed single chip microcomputer; and both the third 8-bit parallel-port D / A converter and the fourth 8-bit parallel-port D / A converter are used for controlling output waveforms and connected with the double-port parallel-port RAM. The output ports of the first 8-bit parallel-port D / A converter and the second 8-bit parallel-port D / A converter are connected with a first operational amplifier array; the output end of the first operational amplifier array is connected with REF (Reference) ports of the third 8-bit parallel-port D / A converter and the fourth 8-bit parallel-port D / A converter; the output ends of the third 8-bit parallel-port D / A converter and the fourth 8-bit parallel-port D / A converter are connected with a second operational amplifier array; and the second operational amplifier array is provided with a harmonic wave output end. The three-phase harmonic wave source provided by the invention has the advantages of high reliability, lower hardware cost and higher working efficiency.

The invention provides a fixing bottom case of a LED display screen module. The fixing bottom case comprises a sealing groove on the surface edge of the fixing bottom case, and a fixing portion in the sealing groove. The fixing portion is used for fixation of a LED display screen module and a cabinet. The sealing groove is used to place a waterproof seal ring. The fixing portion comprises a plurality of nuts, wherein a part of the nuts are respectively arranged near middle positions of four edges of a square, and the other part of the nuts are respectively arranged on positions of four corners of the square, the positions being moved by a safe distance toward the center of the square. The centers of the nuts are connected with each other to form a polygon. The sealing groove comprises an inner side edge and an outer side edge. The shapes of the inner side edge and the outer side edge are polygons. The center line between the inner side edge and the outer side edge is overlapped with the central connecting line of the nuts. The fixing bottom case makes the nuts uniformly distributed, and waterproof effect of the LED display screen module is good, and installation is stable. The fixing bottom case uses few nuts, and reduces cost.

A keyboard multiplexing management system and method thereof, which includes a baseband processor, a coprocessor, a keyboard and an external device, the keyboard is connected to the baseband processor hardware, and is characterized in that the keyboard is connected to the coprocessor hardware at the same time, and the baseband Both the processor and the coprocessor can directly respond to the actions of the keyboard. The baseband processor is always the manager of the logic function of the keyboard, keeping control of the keyboard or temporarily handing over the control of the keyboard to the coprocessor. After the processor obtains the keyboard management right, it will independently and directly respond to the actions of the keyboard until the baseband processor takes back its control over the keyboard. The working system responds to the technical problem of low keyboard efficiency, and the structure is simple, easy to implement, and the method is practical.

The invention discloses a task segmentation and cooperation method for a security and protection robot. The method is characterized in that firstly the segmentation of tasks of the security and protection robot is conducted, and an inclusive task cooperation model is built according to the priority of each task; and when the high-level task is triggered, the low-level task is automatically preempted to control the robot, and when the high-level task is paused or terminated, the low-level task can be reactivated. The method has the advantages of being simple in principle, high in environmentaladaptability, high in control robustness and the like.

A movable triangular warning board comprises a box body, wherein a first strip-shaped through groove and a triangular through groove are sequentially formed in the top side of the box body from rightto left; a second strip-shaped rack is fixedly mounted on the top side of the first strip-shaped rack on the upper side; the second strip-shaped rack is meshed with a gear on left side; the bottom sides of first sliding blocks are fixedly connected with the top sides of sliding plates correspondingly; the top sides of the sliding plates are in sliding contact fit with the bottom side of the box body; inclined plates are fixedly installed on the left side and the right side of the box body correspondingly; and rubber pads are fixedly installed on the bottom sides of the inclined plates and thebottom sides of the sliding plates correspondingly. The warning board is simple in structure, ingenious in conception, capable of being effectively prevented from being collided with to fly by passingvehicles, capable of being folded when being collided with, capable of being prevented from being rolled by gears, capable of being automatically reset after the vehicles pass, capable of continuingto warn subsequent vehicles, capable of meeting actual requirements and suitable for popularization.

The invention discloses an expressway protective fence based on waste tires and a manufacturing method thereof. The expressway protective fence comprises a concrete column, a fixing bottom plate, a fixing panel, a first bolt, a second bolt and the waste tires. The fixing bottom plate is contained in a reserved gallery below the ground, the first bolt and the second bolt are fixed to the two ends of the concrete column respectively, an internal thread structure matched with the first bolt is arranged on the fixing bottom plate, an internal thread structure matched with the second bolt is arranged on the fixing panel, the concrete column is sequentially sleeved with the waste tires in the mode that external diameters gradually become smaller, the waste tire on the bottommost layer makes contact with the fixing bottom plate, the waste tire on the uppermost layer makes contact with the fixing panel, and the waste tires are movably connected. The protective fence is manufactured by fully utilizing the waste tires, the protective fence is elastic, tough and high in strength, the functions of buffering and crack-breakage prevention can be completely achieved, and the protective fence is not likely to be crashed out during an automobile collision.

Te invention discloses a rapid construction method for reinforced intelligent crash barriers for highways. The rapid construction method comprises the following steps including the step 1, setting a concrete structure of each of crash barriers, then, setting formworks, and prefabricating the crash barriers; the step 2, installing each formwork, and forming a plurality of through holes in the sideedge of each formwork, thereby forming a corresponding box of which the top end is unenclosed and which is of a hollow structure; the step 3, filling the sunk positions of each of multiple pieces of corrugated sheet steel with rubber pads, installing a support to the bottom part of each piece of corrugated sheet steel, and putting stainless steel tubes in each box in a penetrating manner, whereinthe projecting face of each piece of corrugated sheet steel faces towards a corresponding main formwork at the front end; and the step 4, pouring concrete into each box, removing the corresponding formwork after pouring is finished to obtain a prefabricated crash barrier, conveying the prefabricated crash barriers to a construction installation site and installing the prefabricated crash barriers,butting adjacent stainless steel tubes, and installing a collision alarm induction module to the rear ends of the crash barriers arranged at a certain distance from each other to obtain the intelligent crash barriers. The rapid construction method effectively increases construction speed, and meanwhile, enhances the crashworthiness and the energy absorption action of each crash barrier.

The invention relates to a power supply circuit and a control method thereof. The power supply circuit receives input voltages to drive a plurality of loads, and comprises a plurality of switch circuits, a plurality of power conversion circuits and a phase deviation circuit; the plurality of switch circuits are respectively connected with the plurality of loads, the plurality of power conversion circuits are respectively connected with the plurality of switch circuits and the plurality of loads for converting the input voltages so as to provide a plurality of driving voltages to the plurality of loads when the corresponding switch circuits are conducted, and the phase deviation circuit is connected with the plurality of switch circuits and a system circuit for generating a plurality of delay signals to the control ends of the plurality of switch circuits according to the switch signals of the system circuit so as to ensure that the plurality of switch circuits are conducted or cut off, wherein the plurality of delay signals are converted to an enable state from a disable state at different time so as to ensure that the plurality of switch circuits are conducted at different time. According to the invention, the input currents do not rise or fall sharply when the plurality of switch circuits carry out action, therefore, the generation of audio noise is reduced, the stability is better, and the electronic elements are not easy to be damaged.

The invention provides a data processing method, a data processing device, equipment and a storage medium. The method comprises the steps of: (101), monitoring a pre-set input control; (102), obtaining source data input in the pre-set input control by a user, wherein the source data is used for requesting for destination data from a server; (103), filtering the source data according to a pre-set filtering rule, if the source data does not accord with the pre-set filtering rule, returning to the step (101), and, if the source data accords with the pre-set filtering rule, executing the step (104); and (104), requesting for the destination data from the server according to the source data according with the filtering rule. The problem that data is frequently requested from the server is avoided; the user traffic is saved; the accuracy of data seen by the user is ensured; application crashing is difficulty caused; and thus, the user experience is improved.

The invention discloses a contact type damping device for a Roots blower, belongs to the field of blower damping devices. According to the contact type damping device for the Roots blower in the scheme, a dual damping system is formed by structures at a damping chamber and an exchange port; when the Roots blower works, vibration generated by working of the Roots blower is firstly transmitted to the damping chamber through an elastic shell and transmitted to damping balls filled into the damping chamber, the vibration is weakened through impact among the multiple damping balls, meanwhile, the damping chamber is pressed to discharge part of hydraulic oil in the damping chamber into a transition chamber through a liquid outlet, and the hydraulic oil enters the damping chamber after breaking through a buffer fiber cluster; and in the process, the hydraulic oil needs to do work on the buffer fiber cluster again, the vibration generated when the Roots blower works is further reduced, the duel damping system is formed, the Roots blower can be suitable for the humid working environment, and normal work of the Roots blower is not prone to being affected.

The invention discloses a hectometer stake which comprises stake marks. The stake marks which can be attached to the surface of the highway directly can be formed by spray coatings on the road shoulder on the right of a highway carriageway or on the highway surface at the center of an emergency parking strip, pasting fiber reinforced polymer (FRP) numbers on the highway surface directly or pasting FRP plates containing the stake marks on the highway surface. The hectometer stake is attached to the surface of the highway directly, and compared with hectometer stakes with certain heights in the prior art, the hectometer stake has the advantages of being short, capable of not affecting traffic safety or not easily damaging vehicle tires when the hectometer stake is impacted and rolled by vehicles and high in safety. The hectometer stake is short, so that the hectometer stake is small in material consumption, low in manufacture cost and not easy to damage; the hectometer stake can be maintained conveniently during maintenance of the highway. The invention further discloses the highway with the hectometer stake and two construction methods for the hectometer stake.

The invention provides a water quality purifying agent. The water quality purifying agent comprises a humus precursor complex composed of a ferrihydrite precursor and brown humic acid, fulvic acid, aphysiologically active substance and an antibiotic substance. The growth of microorganisms can be promoted, the activity of the microorganisms can be improved, the problem that a biofilm process is difficult to start can be solved, and by using the water quality purifying agent, the start of an aerobic biochemical pool generally only needs 5-10 days; the impact load resistance of a biochemical system is improved, and the system is not easy to crash.

The invention relates to a boulder detection method. The ultrasonic probe is placed at the position to be detected by drilling, and the driving device is started to drive several ultrasonic transducers in the direction perpendicular to the hole wall of the detection hole, so that the ultrasonic probe is in contact with the detection hole. The wall of the hole is tightly attached and coupled, and then ultrasonic detection is used to obtain the accurate spatial position of the wave-facing surface of the boulder. The data is transmitted to the control computer through a data line and the three-dimensional spatial position and size of the boulder are generated in proportion. The method of detecting boulders through ultrasonic waves can greatly reduce the workload of traditional exploration methods to reveal boulders, save a lot of costs, and can effectively avoid problems such as missing boulders and low accuracy caused by traditional exploration methods, and improve boulder exploration. Work efficiency improves the accuracy of solitary rock exploration and reduces engineering construction risks.

The invention provides a threat evaluation method for an air target in an over-the-horizon air combat, and relates to the technical field of threat evaluation in the over-the-horizon air combat. The method comprises the steps of firstly establishing a missile model, and calculating flight data of a missile carried by a target enemy plane; determining a turning angle when the aircraft escapes according to the azimuth angle of the enemy aircraft, and further determining an escape route and a folded escape distance of the aircraft; determining the turning angle and the turning time of the enemy plane according to the azimuth angle of the enemy plane and the speed vector direction of the enemy plane; judging whether the aircraft is within the range of the enemy missile or not, and judging theattack result of the enemy aircraft to the aircraft and the total attack time by combining the flight speeds of the enemy aircraft and the aircraft; and finally, determining a threat evaluation valueof the enemy plane to the aircraft according to an attack result of the enemy plane to the aircraft. According to the method, energy is used as a basis, time is used as a unified dimension, and the judgment precision of absolute threat evaluation is effectively improved; and the output quantity units are unified, so that the judgment precision of relative threat evaluation is effectively improved.

The invention discloses a new energy vehicle charging pile that is convenient for storing connecting wires, and belongs to the field of charging piles. A new energy vehicle charging pile that is convenient for storing connecting wires includes a base, and a charging pile body is fixedly connected to the base. A pair of wire take-up slots are provided on the base. An elastic rotating shaft is connected to the wire collecting slot. A wire taking-up disk is fixedly connected to the elastic rotating shaft. Four evenly distributed wires are fixedly connected to one side wall of the wire taking-up disk. The first blocking block has a first chute with an opening corresponding to the first blocking block, and a first chute that matches the first blocking block is slidably connected in the first chute. A pair of tension springs are connected between the second blocking block and the inner wall of the first chute. An electromagnet is fixedly connected to the inner wall of the first chute, which can be easily stored and charged. Gun connecting cable can reduce losses or safety hazards caused by improper storage of connecting cables.