99results about How to "Save wiring time" patented technology

The invention discloses an air conditioning unit, and an operation method and device thereof. The air conditioning unit comprises a plurality of outdoor units and a plurality of indoor units; the plurality of indoor units comprise first indoor units and second indoor units, wherein the first indoor units and the second indoor units are in wireless communication; the outdoor units comprise first type outdoor units, second type out door units and a main outdoor unit, the first type outdoor units are connected with the first indoor units which carries out wired communication, the second type outdoor units are connected with the first indoor units which carries out wired communication; the second type indoor units correspond to the second indoor units; and the main outdoor unit is used for receiving the first indoor units and the second indoor units, or the communication information of the second indoor units, determining a target communication outdoor unit according to the communication information, and sending the communication information to the target communication outdoor unit. The air conditioning unit solves the technical problems that under a single wired communication mode inrelated technologies, a large amount of time is spent on wiring, and the working efficiency is influenced.

The invention discloses a wiring method of a differential signal line and a PCB. The wiring method includes: rectangular fiberglass fabrics are provided, and the fiberglass fabrics are formed by fiberglass mutually woven in a staggered manner and adhesives filled between the fiberglass; the wiring direction of the differential line is determined, and the bundle number of the fiberglass of the fiberglass fabrics in the direction is obtained; the wiring direction comprises the length direction or the width direction of the fiberglass fabrics; the fiberglass fabrics are divided into fiberglass units with the number equal to the bundle number in the wiring direction, the width of the fiberglass units is obtained according to the dimension and the quantity of the fiberglass fabrics in the direction vertical to the wiring direction, and the fiberglass units comprise fiberglass in the wiring direction and the adhesives; the line distance and the line width of the differential signal line are determined according to the width of the fiberglass units; and wiring is performed on a metal layer along the wiring direction according to the line distance and the line width to form the required differential signal line, and the metal layer is pasted on the surface of the fiberglass fabrics. According to the method, the problems of high cost, large occupied wiring space, and long wiring time of the conventional control differential signal delay wiring method are solved.

The invention discloses a power evaluation system of a frequency converter in an energy two-way transmission rectification mode and a test method of the power evaluation system. The power evaluation system comprises a low-voltage high-current power evaluation system and a light-load joint debugging power evaluation system. The factory power elevation system of the frequency converter and the testmethod disclosed by the invention are suitable for factory routine test power evaluation of the frequency converter a rectifying module of which adopts an energy two-way transmission PWM (Pulse WidthModulation) rectification mode. The elevation system and the test method thereof disclosed by the invention have the advantages of simple design, low cost, high reliability, high actual application stability, strong generality and capability of saving electric energy.

An embodiment of the invention discloses a wiring device and method. The wiring device comprises a pipeline module integrated in a partition, wherein the pipeline module comprises a first bottom box,a second bottom box, a panel and a wiring tube; the first bottom box is mounted in a first through hole of the partition; the second bottom box is mounted in the second through hole of the partition;the wiring tube is mounted in the partition; a first mounting hole is formed in the first bottom box; a second mounting hole is formed in the second bottom box; the first mounting hole is connected with the second mounting hole through the wiring tube; the panel covers the second bottom box; and the panel is provided with a third mounting hole which is connected with a spool on the top surface. Bythe embodiment of the invention, the wiring time can be greatly shortened, the wiring efficiency is improved, the circumstance that a traditional decoration site is dirty can further be avoided, andthe wiring device is small in noise, low in pollution, and economical and environmentally friendly; and meanwhile, requirements to skills of constructors are low, and thus, the labor cost is greatly reduced.

The invention discloses an agricultural big data analysis apparatus. The apparatus comprises an analysis apparatus body and an agricultural big data analysis module; a fixed handle is arranged on oneside wall of the analysis apparatus body; and the agricultural big data analysis apparatus comprises an agricultural big data collection module, an agricultural big data input module, an agriculturalbig data processing module, an agricultural big data output module and an agricultural big data security encryption protection module. The agricultural big data analysis apparatus is simple in structure and easy in operation, can be cooled, and is high in cooling efficiency, convenient to carry and good in sealing performance; an involved system can perform collection, input, analysis processing and output on the agricultural big data more conveniently, so that scheduling and management of the agricultural big data-based system are facilitated; and the agricultural big data can be subjected tosecurity protection conveniently, so that data leakage is prevented and the security is high.

The invention provides a wire electric discharge machine. A wire electric discharge machine includes a wire electrode deflection detecting unit detecting a deflection of a fed wire electrode at the time of a wire automatic wire connection, a wire feeding unit feeding the wire electrode after the wire electrode deflection detecting unit detects the deflection of the wire electrode, a clocking unit clocking a time taken after the deflection of the wire electrode is detected, a determining unit determining whether the wire electrode deflection detecting unit detects the deflection of the wire electrode after the time clocked by the clocking unit exceeds a predetermined time, and a unit executing a retry operation of the automatic wire connection to rewind the wire electrode in a case where the determining unit detects the deflection of the wire electrode and continuing to feed the wire electrode in a case where the deflection of the wire electrode is not detected.

The invention provides a DCU test box which comprises a box body and an integrated test harness. The box body is provided with multiple potentiometers, multiple actuator indicator lights, an external power interface, a DCU power interface and a DCU signal transmission interface. The potentiometers and the actuator indicator lights are connected with the DCU signal transmission interface respectively. The external power interface is connected with the DCU power interface through a power inverter. The DCU power interface and the DCU signal transmission interface are connected with a DCU to be tested through the integrated test harness. The integrated test harness is provided with an OBD plug used for being connected with a third-party diagnostic tool. A power switch is arranged between the power inverter and the DCU power interface. The integrated test harness comprises a DCU power line, an OBD line and a DCU signal transmission line. According to the scheme of the DCU test box, wiring is simple, the testing process is visual, a common technician can use the DCU test box conveniently, the testing time is short, cost is low, and popularization and use are convenient.

The invention discloses a low voltage distribution cabinet power data acquisition module which comprises a current sensor pick-up device and a power measuring device. The current sensor pick-up device is connected with the power measuring device through a wire harness. The current sensor pick-up device comprises a current transformer, a temperature sensor, a breaking pick-up mechanism and a wire harness jack. The current transformer is connected in series with the breaking pick-up mechanism. The current transformer is provided with a temperature sensor. The wire harness jack is arranged in the front end of the current transformer. The power measuring device comprises a power supply plate, a measuring plate, a wireless communication plate and a casing. The power supply plate accesses an external auxiliary power supply. The power supply plate, the measuring plate and the wireless communication plate are arranged in the casing. The power supply plate is connected with the measuring plate. The measuring plate is connected with the wireless communication plate. The current sensor pick-up device is easy for operation and installation, which saves wiring time and reduces power failure time during installation. The power data acquisition module integrates a wireless communication function, which facilitates on-site data transmission.

The invention provides a printed circuit board (PCB) high-speed signal line track control method. The specific control process of the PCB high-speed signal line track control method comprises selecting PCB wiring route points; timely and dynamically fitting PCB wiring; reading the wiring route points in a batching mode; drawing segmentation fitted curves; slightly adjusting distribution of the wiring route points; redrawing the segmentation fitted curves; and generating whole fitted curves. Compared with the prior art, the PCB high-speed signal line track control method solves the phenomenon that during practical high-speed signal PCB wiring, signal line widths in inflection wiring points change in an obtuse angle wiring mode, in an acute angle wiring mode and the like, and therefore impedance of a transmission line is discontinuous.

The present invention relates to a split-core type motor and a method of manufacturing an armature of the split-core type motor. The split-core type motor, which makes work for connecting lead wires of split coils simple and efficient and can reduce manufacturing costs by reducing time taken to connect wires, is realized. The split-core type motor includes: at least a plurality of split coils (50) that are formed by winding coils (5) on split cores (40) on which insulating members (45) have been mounted; a stator (3) that is formed by disposing the plurality of split coils (50) in an annular shape; crimp terminals (80) that connect lead wires (51) of the split coils (50) by being crimped so that the lead wires of the split coils correspond to a u phase, a v phase, and a w phase of a three-phase AC power source, and form terminals corresponding to the u phase, the v phase, and the w phase, respectively; and a resin mold part (30) that covers the coils (5) and the lead wires (51) while power line connecting portions (83)of the crimp terminals (80) are exposed to the outside.

The invention relates to a low-capacity sample dielectric loss testing tool and a using method thereof. The low-capacity sample dielectric loss testing tool comprises overhead wiring pincers and is characterized in that the end portion of the overhead wiring pincers is in a flat shape, is hinged by a bolt to a horizontal support bar, and is locked tightly by a nut; the central line of the bolt is vertical to a horizontal plane; the back of the body of the overhead wiring pincers is provided with a hook for being connected to a high-voltage lead; the end portion of the hook is provided with external threads, is screwed into the body of the overhead wiring pincers, and is locked tightly; the other end of the horizontal support bar is supported on a horizontal table top; a support seat is disposed on the center of the horizontal table top; the end portion of the horizontal support bar passes through a through hole on the support seat and then is locked tightly by a nut; one end, far away from the overhead wiring pincers, of the horizontal table top is provided with a slideway vertical to the length direction of the horizontal support bar; a slide block is disposed in the slideway; and a wire support roller is supported on the top of the slide block. The low-capacity sample dielectric loss testing tool is easy to operate, reliable to use, and accurate in testing, and solves a problem fundamentally that a conventional testing tool is low in efficiency and influences testing accuracy in a testing process.

The invention relates to the data collection and processing field, especially to an intelligent vehicle-mounted overload monitoring system comprising a vehicle frame monitoring part, a cab display part and a monitoring center. The vehicle frame monitoring part monitors a load of a vehicle and generating load information; the cab display part receives the load information and displays the load information; and the monitoring center receives information that is pushed by the cab display part and is correlated to the vehicle. With the system, a load situation of the vehicle can be monitored in real time and the load information of the vehicle can be provided for the driver; and if an overload phenomenon occurs, alarming is carried out. Moreover, the vehicle load information and geographical location information can be pushed to the monitoring center; and the user can query a vehicle driving track, a driving state and load information in real time at the monitoring center.

The invention discloses a device for manufacturing a wire for secondary connection. The device comprises a baseplate, a first wiring board and a second wiring board, wherein the first wiring board and the second wiring board are slidably and parallelly arranged on the baseplate; a gap formed between the first wiring board and the second wiring board serves as a wiring arranging slot; a plurality of trunkings are respectively arranged on the faces of the first wiring board and the second wiring board, deviated from the baseplate; and the arrangement modes of the trunkings on the first wiring board and the second wiring board are the same. The first wiring board and the second wiring board can slide on the baseplate, and are provided with the trunkings, so that if wires arranged by the device are used for being connected with an ammeter, the wire arrangement is standard, and a wiring error caused by cross connection of circuits can be avoided while repetitive inspection is prevented, accordingly, the wiring time is saved and the work efficiency is improved.

The invention discloses an assembled type intelligent movable sun room comprising at least one fixed unit leaf, movable unit leaves connected with the fixed unit leaves in a sliding manner, a drive system and a power supply system. Each movable unit leaf has a stretched-out state for closing the sun room and a drawn-back state for opening the sun room. The drive system is used for driving the movable unit leaves to move between the stretched-out state and the drawn-back state. The drive system comprises drive motors and transmission mechanisms driven by the drive motors. The transmission mechanisms are used for converting rotation movement of the drive motors into movement of the movable unit leaves. The power supply system comprises power supply lines and is used for supplying electric energy to the drive system and other electrical equipment. Each unit leaf comprises a multi-section supporting frame. Hidden line rails used for laying the power supply lines are arranged in the supporting frames. The power supply system further comprises electricity transmission devices arranged between the adjacent unit leaves and used for electrically connecting the power supply lines in the adjacent unit leaves so that the electric energy can be transmitted to the drive motors and the other electrical equipment. The assembled type intelligent movable sun room is easy to assemble.

The invention provides a wiring device of a multiwire cutting machine, which is used for wiring the multiwire cutting machine. The wiring device comprises a first driving main shaft, a second driving main shaft, a third driving main shaft and a fourth driving main shaft, wherein a working mode of a driving motor of at least one driving main shaft is set into a torque control mode; the torque directions of the driving motors are the same as the rotation directions of the driving main shafts, so that the rotation frictions of part of the driving main shafts are counteracted; the torque of each driving motor is set to be less than friction torque of each driving main shaft, so that the friction torque of each driving main shaft is counteracted with the torque set on each driving motor; the torque of each driving motor is less than the friction torque of each driving main shaft, so that each driving main shaft is kept in a static state when wiring is not performed; and outer force can be used for wiring the cutting machine by only counteracting the friction torque of part of the driving main shafts, so that resistance of a roller system during wiring is reduced, the wiring time is shortened, and the wiring speed of the multiwire cutting machine is increased.

The invention belongs to the technical field of PLC control cabinet, in particular to a PLC control cabinet convenient for wiring. The cabinet includes cabinet body, a cabinet door and a wiring panel,the cabinet door is hinged on one side of the cabinet body, a support plate is fixedly installed inside the cabinet body, the wiring panel is mounted on the support plate by bolts, a plurality of receiving grooves are arranged on the wiring panel, a wiring post is arranged inside the receiving groove, a spring is arranged between the wiring post and the wiring panel, the two ends of the spring are respectively fixedly connected with one end of the wiring post and the inner bottom surface of the receiving groove, the wiring post is fixedly installed with a column cap at one end far from the spring, the front edge of the bottom end of the support plate is fixedly installed with a clamping board, the rear surface of the cabinet body corresponding to the rear of the clamping board is providedwith a plurality of threading holes, and the inner surface wall of the threading hole is bonded with a soft ring. The PLC control cabinet is convenient in wiring, can effectively reduce the work intensity of the staff, save wiring time, and can arrange the wires, and the wiring is clear, and is convenient for later overhaul.

The invention provides a bus-based tension-free rubber rolling control system and a control method thereof, and relates to the field of industrial automated control. The bus-based tension-free rubber rolling control system comprises a PLC system, an operation panel, two laser measuring sensors and two vector frequency converters, wherein the PLC system comprises a CPU module, a DC 24V power module, a real-time industrial Ethernet bus and an analog input module. In the control method, speed of a conveying line, a working position of a single ring and speed of a rolling wheel in a rubber rolling process are monitored and controlled in real time by the control system. The control method comprises the following steps: setting the working position of the single ring and a rolling mode; acquiring the position of the single ring, the rolling diameter of the rolling wheel and the state of the vector frequency converters; processing control information of the rolling wheel; outputting the control value of the rolling wheel; and displaying monitoring. By the control system and the control method thereof, rubber products cannot be pulled in a rubber product rolling process, the quality of the products is guaranteed effectively, and the system is compact in mounting, large in adaptation range, stable in work and accurate in control.

The invention discloses an aluminum-magnesium alloy wire drawing machine wire breaking brake device and method. The device includes: a wire-releasing device, a wire drawing die, a wire-drawing device, a wire-receiving device, a base, a PLC controller, a sensor, and a walking track; The braking method is as follows: if the wire is broken and the wireless material passes through the sensor, the sensor transmits an electrical signal to the PLC controller, and the PLC controller sends a brake signal to the wire pulling device and the wire taking device, and the wire pulling device and the wire taking device stop working and send out The alarm notifies the staff, the sensor walks on the walking track, and automatically finds another breakpoint. The invention ensures the safety of the equipment, shortens the wiring time, improves the production efficiency, and reduces the attention and work intensity of the staff.

The invention discloses a safety butt-joint power-on device for a digitalized automatic assembly line, and the device comprises an insulating socket and an insulating plug assembly. The insulating socket comprises a socket insulating installation seat disposed on the pallet, and the interior of the socket insulating installation seat is provided with a spring in a pre-buried manner. The socket insulating installation seat is also provided with a copper conductive screw a wound with a conductor. A socket insulating installation cover is disposed above the socket insulating installation seat, and is connected and fixed through a fixing screw. The insulating plug assembly comprises an installation vertical column, and the installation vertical column is fixed on the ground through an expansion valve. The installation frame is disposed above the installation column, and is connected through an adjustment stud. The upper end of the installation frame is fixedly provided with a push cylinderthrough a screw. The push cylinder is provided with a pressing-down cylinder, and is fixedly connected with the pressing-down cylinder through a screw. The pressing-down cylinder is connected with aninsulating plug. The device shortens the wiring time, avoids the long wiring time and mismatching of wire arrangement, improves the assembly efficiency, and reduces the labor intensity of an employee.

The invention discloses an optical fiber pre-connecting piece and a terminal box therewith. The optical fiber pre-connecting piece comprises pre-connecting joints and sealing sleeves; connection ports are arranged at joints and used for connecting optical fiber joints; the connection ports comprise core-inserting holes; optical fiber through holes form in the middle of the core-inserting holes; an oblique angle forms between the connection ports and the horizontal direction; the sealing sleeves are mounted outside the optical fiber joints; the pre-connecting joints are in connection with the sealing sleeves through clamping slots or screw threads. The pre-connecting joints of the optical fiber pre-connecting piece are mounted on the terminal box; pre-connecting optical fiber joints or quick optical fiber connectors can be directly mounted when the terminal box shell is not opened, and thus the piece and the terminal box can achieve plug and play, are saved in connection time, are convenient to quick mount and construct and are flexibly and quickly wired and changed on the site; besides the sealing sleeves can protect the pre-connecting joints and have the dust-proof and water-proof function.

The invention relates to a distributed magnetic resonance underground water detection device and method. The device comprises an excitation device, a polarization device, an air receiving structure carrying an array type cold coil sensor and a detection coil to which the air receiving structure belongs. A polarization transmitter determines the positions of the polarization transmitter and the airborne receiving structure through a position analysis module and determines whether the polarization transmitter outputs the signals or not. During detection, the polarization device polarizes a watersource to enhance the amplitude of a magnetic resonance signal; after the polarization current is quickly and stably turned off, the excitation device outputs instantaneous local Larmor frequency pulses to excite hydrogen protons in water; after excitation is stopped, the hydrogen protons return to the initial energy level, and an array type cold coil sensor is used for collecting magnetic resonance signals; and finally, the signal is transmitted to a handheld terminal through a wireless module to be displayed and stored. The distributed transmitting structure and the array type cold coil areused for detecting underground water, the advantages of being high in noise immunity, capable of achieving multi-dimensional fine imaging and high in efficiency are achieved, and the underground water exploration range is expanded.

The invention relates to the electrical equipment field, especially a quick coupler for in-out cables of a high- voltage switch cabinet which is characterized by comprising a hollow inner conductor; the hollow inner conductor comprises a columnar part and a tapered part; the tapered part and the columnar part are equipped with oppositely arranged first ends and second ends; the end of the tapered part connected with the columnar part is constructed into the first end; the other end is constructed into the second end; an externally convex clamping structure is arranged at the periphery of the tapered part close to its first end; an elastic slot is arranged at the port of the second end of the tapered part; the end of the columnar part connected with the tapered part is constructed into the first end; the other end is constructed into the second end; a number of shrinkage slots are evenly arranged on the inner conductor along the periphery; the invention also comprises an elastic element sleeving the periphery of the columnar part, and hollow insulation sleeves coating the peripheries of the inner conductor and the elastic element; the insulation sleeves are made of an insulation soft material. The invention can quickly connect the cables, saves connecting time and is good in insulation performance and sealing performance.

The invention discloses a short-circuit impedance tester, which comprises a short-circuit impedance tester main body. The surface of the short-circuit impedance tester main body is provided with a counter, a voltage change-over switch, a short-circuit change-over switch, a voltmeter, an ampere meter, an over-voltage indicator lamp, an over-current indicator lamp, an over-voltage setting window, an over-current setting window and a voltage regulator button. The short-circuit impedance tester has the advantages of simple structure and fixed connecting lines, can reduce the climbing times for the transformer, shorten the climbing time, improve the test safety, and the shorten wiring time.

The invention relates to the technical field of electric appliance wiring equipment, and discloses a convenient wiring and intelligent alarm relay auxiliary device, which comprises a shell, and the upper and lower ends of the shell are rotatably connected with a rotating shaft I, the outer part of the rotating shaft I is fixedly connected with a threaded section, and the outer part of the threadedsection is in threaded connection with a sliding block I; and a first limiting rod is movably connected into the end, away from the center of the shell, of the sliding block I, a connector is formedin the other end of the sliding block I, and a clamping rod is hinged to the side, close to the connector, of the sliding block I. According to the convenient wiring and intelligent alarm relay auxiliary device, the counter weight turntable is rotated to drive the rotating shaft I to rotate, so that an interface clamps a wire, only the pull rod needs to be pulled to be in contact with the counterweight turntable for locking during wire removal, and the sliding block I returns to the original position by virtue of the gravity of the counter weight, thereby achieving the effects of facilitatingwiring and saving wiring time, and improving wiring efficiency; and when the contacts are adhered, an alarm is automatically given and a power supply circuit is short-circuited, so that the safety ofequipment is improved.

The invention relates to a wiring terminal. The wiring terminal comprises a conductive pressing piece, a locking piece and a screw; the conductive pressing piece is in a U or V shape; the conductive pressing piece is formed by bending a metal piece; the screw comprises a screw rod and a screw cap; the two side arms of the conductive pressing piece are provided with first through holes for allowingthe screw rod to penetrate through; the locking piece is provided with a threaded through hole matched with the screw rod; the screw cap is arranged on one side, away from the locking piece, of the conductive pressing piece; and the side arms, close to the locking piece, of the conductive pressing piece are fixedly provided with conductive puncture parts used for puncturing the insulating skin ofa cable. The conductive pressing piece is formed by bending the metal piece; a pre-tightening force can be generated in a process of clamping the cable; under the action of the pre-tightening force,the cable is not easy to loosen and is not easily separated from the conductive pressing piece and the locking piece; the wiring terminal has the functions of preventing the cable from being loosenedand separated, so that the connection reliability is improved; the conductive puncture parts are fixedly arranged on the conductive pressing piece; and the insulating skin of the cable is punctured byutilizing the conductive piercing parts, without being stripped in advance, so that the wiring efficiency is improved.

An indoor cable inlet transformer winding short-circuiting device comprises an insulation board, an insulation lever, a lead with low insulation strength, a short-circuit wire interface, and a hook. By adopting the indoor cable inlet transformer winding short-circuiting device provided by the invention, the workload of test personnel can be reduced, the wiring time can be reduced, the work efficiency can be improved, tested equipment can be put into operation in time, pollution caused by test wiring to the inside of a fuel tank and transformer accident caused by foreign matters left inside the fuel tank are avoided, and most importantly, fall-off of a high-voltage lead in the test process can be avoided, the safety of test personnel is ensured, and damage to the test equipment is avoided.

The invention discloses a portable cable wiring device for electric power engineering. The portable cable wiring device comprises a fixed box, the top end of the fixed box is provided with an arc-shaped groove, and the device is provided with a cutting piece which moves downwards, so that a cable is cut off from the middle, and is kept in contact with an internal wire; two stabilizing rods on the insulating plate ensure that the trapezoidal connecting piece can be stably contacted with the two contact blocks, so that the conductive work is completed, peeling treatment is not needed, the operation is simple and convenient, the working efficiency is greatly improved, and the second insulating cylinder is arranged, so that the circuit can be connected in parallel, and the purpose of quick power connection is achieved; the working efficiency is greatly improved, the wiring time is shortened, nearby power supply is quickly recovered, meanwhile, the safety is ensured, the control box is arranged, maintenance treatment can be carried out, after maintenance treatment, the threaded rod is rotated, the pointer is made to point to the power-on scale again, normal operation can be carried out, and the maintenance efficiency and the maintenance safety performance are greatly improved.

The invention discloses a motor junction box, comprising a motor shell and a junction box mounted on the top of the motor shell. The junction box is mounted on the top of the motor shell, and the junction box is provided with a sealed end cover on the top of the junction box. A lateral wall of that junction box is provide with a junction port; A mica plate is arrange at that bottom of the terminalbox, and a mounting plate for fixing the terminal board is arrange on the surface of the mica plate; The terminal block is provided with a plurality of terminal slots. The invention has simple structure and reasonable design. The device simplifies the internal structure of the junction box by setting a detachable junction plug board, solves the problem of tedious wiring of the external wiring, shortens the wiring time when the motor is used, and is convenient for the motor to use. At the same time, refrigeration and heat dissipation are carried out through semiconductor cooling fins in the heat dissipation mechanism and heat dissipation is carried out through the heat dissipation fins, which can effectively dissipate heat inside the wire box, prolongs the service life of the motor, has strong practicability and is suitable for popularization and use.

The invention relates to the technical field of chip package, and discloses a chip package method. The chip package method comprises the steps of providing a carrying plate; positively arranging a plurality of chips on the carrying plate; electrically connecting adjacent chips by a bonding wire; packaging the chips and the bonding wires to form a plastic package body by a plastic package process,and allowing the bonding wires to be at least partially exposed; and forming a conductor layer on a region, where the bonding wires are exposed, of a surface of the plastic package body. By the chip package method, a wire rack of a metal material is not needed to be fabricated in advance, the cost is reduced, the fabrication process of the wire rack is saved, the process of arranging the wire rackunder the chips is omitted, the package process is effectively simplified, the package difficulty is reduced, the package efficiency is improved, the problem that the wire rack is deformed caused byprocesses such as surface mounting and bonding during the traditional package process is prevented, and the product yield is remarkably improved.