239results about How to "Free from damage" patented technology

The utility model discloses a DSP camera control circuit of golf simulation system detector, 40 feet, 59 feet, 65 feet, 68 feet, 87 feet, 77 feet, 66 feet, 67 feet of blackfin digital signal processor U2 respectively correspond to be connected with resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, 8 feet, 10 feet, 28 feet, 24 feet, 25 feet, 32 feet, 33 feet, 30 feet, 31 feet of CMOS image sensor U4 respectively correspond to be connected with resistance R12, resistance 13, resistance 14, resistance R15, resistance R16, resistance R17, resistance R10, resistance 11, resistance 19, the 23 feet of CMOS image sensor U4 is connected with CMOS logic chip U5, and the 5 feet of CMOS logic chip U5 connects electrolytic capacitor C2 and power supply end CAM3V3, and the resistance R18 is connected between the 1 foot and 3 feet of CMOS logic chip U5, and the 26 feet, 22 feet, 23 feet of CMOS image sensor U4 respectively correspond to be connected with resistance R20, resistance 21, resistance 22, and the resistance of the product plays current -limiting protection and impedance matching, and the protection circuit is prevented from being damaged.

The utility model discloses an outdoor three-proofing router which comprises a router body, the outer wall of the router body is fixedly connected with a casing, the top of the casing is fixedly connected with an antenna, the top of the casing is fixedly connected with a water baffle, one side of the casing is fixedly connected with an installation assembly, and the other side of the casing is fixedly connected with a waterproof cover. The bottom of the machine shell is fixedly connected with a wire arrangement assembly, and one side of the machine shell is fixedly connected with a protection assembly. The mounting assembly comprises a guide rod; and the outer wall of the guide rod is fixedly connected with a spring. According to the outdoor three-proofing router, the internal router is protected through the shell, in addition, the springs are arranged outside the guide rods and used for connecting the mounting plate and the shell, vibration and impact from the external environment can be effectively absorbed and dispersed through the arrangement of the springs when collision occurs, and when the router is vibrated, the springs can deform, so that the router is prevented from being damaged, and the service life of the router is prolonged. Therefore, the influence of vibration on the router in the casing is relieved, and the router is protected from being damaged.

This application provides an electric motor, an electric propulsion device, and an aircraft. The electric motor includes: a stator having a cavity; a rotor rotatably connected to the stator via a shaft; and the rotor being insulated from the stator; a conductive component disposed within the cavity, one end of the conductive component being conductively connected to the shaft, and the other end extending to the outside of the electric motor. The electric motor of this application, by incorporating the conductive component, creates a complete low-impedance electrical path between the shaft and the conductive component, allowing current that might be input into the electric motor via the rotor hub to be output to the outside of the electric motor, thus improving the electrical protection performance of the electric motor.

The utility model belongs to photovoltaic module production equipment field, specifically discloses a kind of slide-out platform for photovoltaic module production, including slide-out platform main body, two mounting plates, several guide mechanisms and adjusting mechanism.Slide-out platform main body is equipped with two side walls and linear transmission mechanism, and mounting plate is movably connected in main body interior, and guide mechanism is fixedly connected in mounting plate inner side and has rebound guide piece, and adjusting mechanism is used to adjust mounting plate spacing.Guide mechanism is composed of connecting seat, rotating shaft, guide plate, cylinder and torsional spring, and it can automatically correct profile, avoid collision.The utility model realizes the automatic correction function of aluminium frame profile by the ingenious cooperation between right-angle seat, rotating shaft, guide plate, cylinder and torsional spring, can effectively avoid the collision of profile and slide-out platform side wall, to improve conveying efficiency, protect profile and equipment from damage, reduce maintenance cost.

The utility model discloses a kind of peanut seeding devices for agricultural machinery, including carrier structure, which is dragged forward by agricultural machinery, ditching device, the ditching device is installed at the bottom of the carrier structure, and the ditching device is provided with more than one, seeding mechanism, the seeding mechanism is installed by the carrier structure, the seeding mechanism corresponds to the ditching device, and the seeding mechanism spreads seeds into planting groove opened by the ditching device;Soil covering mechanism, the soil covering mechanism is installed by the carrier structure, and the soil covering mechanism re-enters planting groove into soil that ditching device pushes away;The device advances in the form of dragging, and high-efficiency seeding can be realized.

The utility model discloses a kind of damping device of unmanned plane rotating shaft, it is related to unmanned plane technical field, including: unmanned plane body and damping protection piece, unmanned plane body has rotor support, the end of rotor support is equipped with rotor drive structure, the end of rotor support is located below rotor drive structure and is equipped with through mounting hole;Damping protection piece is connected in the outside of rotor drive structure by mounting rod through mounting hole, the connecting place of mounting rod and mounting hole has elastic damping part, the outside of mounting rod is formed with damping and protection structure.The utility model sets up mounting hole by being arranged at the end of rotor support, connects damping protection piece in the outside of rotor drive structure, and sets up elastic damping part at the connecting place of mounting rod and mounting hole, can effectively buffer the vibration and impact of rotor rotating shaft, improve the flight stability and reliability of unmanned plane under complex environment.

The utility model discloses an electric servo control universal testing machine which comprises a base, a pressure detection table is arranged in the base, a supporting plate is arranged in the side direction of the base, and supporting frames are arranged at the two ends of the supporting plate. A downward pressing push plate is arranged on the inner side wall of the supporting plate, a first sliding rail and a second sliding rail are arranged on the side wall of the supporting frame from inside to outside, a first protection frame is arranged on the first sliding rail in a sliding mode, and a second protection frame is arranged on the second sliding rail in a sliding mode; the first protection frame and the second protection frame are arranged, and the sliding stroke of the second protection frame is higher than that of the first protection frame, so that scrap splashing caused by material crushing in the test process is effectively prevented. By means of the double-layer protection design, the risk of injury to surrounding equipment and workers can be greatly reduced, and the safety of the test process is improved. Splashed chippings have large kinetic energy and are prone to damaging a testing machine and other peripheral equipment.

The application discloses a geothermal energy adjustable power generation system based on carbon dioxide working medium, which comprises a power generation well, a temperature and pressure adjusting device connected through a pipeline, a gas-liquid heat exchange device connected with the temperature and pressure adjusting device at one end and connected with a steam superheating device at the other end, a heat supply device and a turbine arranged on the steam superheating device, a power generation device connected with the turbine, the power generation device connected with the gas-liquid heat exchange device through a pressure adjusting device, a plunger pump connected with a recharging well at one end and connected with the gas-liquid heat exchange device through a refrigeration device at the other end. The system can further heat the carbon dioxide working medium after being converted into steam, thereby improving the temperature and pressure of the steam and the power generation efficiency of the turbine. Moreover, the output of the heat supply device is adjusted, the rotating speed of the turbine and the output power of the power generation device are adjusted, the adjustability of the power generation capacity is realized, and the defect of the vacancy of the technology in China is solved.

The utility model discloses an FFC flexible flat cable high resolution transmission device, which relates to the FFC flat cable technology field, and comprises a connector main body and an interface slot, the interface slot is provided with a flat cable main body, and the joint of the flat cable main body and the interface slot is provided with a flat cable protection mechanism. The flat cable protection mechanism comprises a contraction cylinder, a straight cylinder and an expansion cylinder which sleeve one end, close to the interface slot, of the flat cable main body, the contraction cylinder and the expansion cylinder are positioned on two sides of the straight cylinder and are arranged in a mirror image manner, and the longitudinal sections of the expansion cylinder and the straight cylinder are semicircles which are gradually reduced towards the straight cylinder; according to the utility model, a progressive protection channel is formed through the flat cable protection mechanism composed of the contraction cylinder, the straight cylinder and the expansion cylinder, the diameter of the inlet end of the contraction cylinder is large, flat cables can enter smoothly, and the semi-arc-shaped raised lines on the inner wall of the straight cylinder are made of elastic rubber materials, so that the frictional wear between the flat cables and the channel is reduced, and the service life of the flat cables is prolonged. And the outlet end of the expansion cylinder is gradually expanded, so that the bending stress of the flat cable is effectively relieved.

This utility model relates to an MPV with a flip-up foldable TV in the field of in-vehicle entertainment facilities. It includes a vehicle body, a display screen, and a flip-up folding mechanism. The interior top of the vehicle body has an upward-facing recessed mounting groove. The flip-up folding mechanism is located at the edge of the mounting groove. The display screen matches the mounting groove, and the recessed depth of the mounting groove is greater than the thickness of the display screen. The display screen is connected to the flip-up folding mechanism and can rotate into the mounting groove. This MPV with a flip-up foldable TV has a smaller footprint and is foldable compared to traditional rear-seat displays.

The utility model relates to the technical field of constructional engineering, and discloses an air conditioner mounting and supporting structure for constructional engineering, which comprises two fixing frames, a plurality of connecting plates are fixedly mounted between the two fixing frames, and fixing plates are fixedly mounted at two ends of the two fixing frames. Sliding grooves are formed in the outer surfaces of the two fixing frames, a plurality of threaded grooves are formed in the outer surfaces of the two fixing frames, the threaded grooves are formed in one sides of the sliding grooves, and a supporting mechanism is installed on one sides of the fixing frames. Through cooperative work of the sliding groove, the threaded groove and the supporting mechanism, the supporting structure adapts to different air conditioner installation requirements, the situation that punching installation needs to be conducted again when the installation height needs to be finely adjusted is avoided, and the universality of the supporting structure is improved.

The utility model discloses a blood vessel suturing device which comprises a shell, a needle handle assembly and a sheath tube assembly are arranged at the two ends of the shell respectively, the needle handle assembly comprises a needle handle connecting piece, the needle handle connecting piece is movably connected with the shell, and a safety device is arranged between the needle handle connecting piece and the shell. The safety device comprises a sliding block and a positioning block, and the sliding block is connected with the needle handle connecting piece; the safety device is arranged at the joint between the needle handle assembly and the shell, the safety device limits the connection between the needle handle assembly and the shell by arranging the sliding block, when the sliding block does not slide towards one side of the shell, the sliding block limits the needle handle assembly and the shell, and when the shell moves towards one side of the shell by a certain distance, the sliding block can slide towards the other side of the shell. Namely, after the needle head is connected with the needle sleeve, the safety device relieves limiting between the needle handle assembly and the shell, the needle handle assembly can be pulled out of the shell, and the situation that the interior of the stitching instrument is damaged due to misoperation of an operator is avoided.

This utility model discloses a data processing board for trackside equipment, belonging to the technical field of subway trackside equipment. It includes a data processing module, a soft-start output module, a power-down voltage monitoring module, an RTC real-time clock module with a first energy storage capacitor, a power supply module with a second energy storage capacitor, and a data interface module. The data processing module is electrically connected to the other modules. The power supply module provides the operating voltage to the board, and its second energy storage capacitor temporarily supplies power to the data processing module during brief external power outages to record the voltage status data at the moment of power failure. The first energy storage capacitor of the RTC real-time clock module maintains clock operation for a preset duration after power failure. This utility model solves the problems of easy data loss and clock failure during power failures in traditional boards. It features high structural integration, stable operation, and accurate recording of power-down fault conditions, meeting the data continuity requirements of subway trackside equipment.

The present application provides a sintering machine trolley, comprising a trolley body, end bars mounted on the trolley body and rollers, the end bars are detachably connected with the trolley body through spring pin mechanisms, and the rollers are bearing embedded rollers in a modular assembly form. The present application improves the fixing and mounting mode of the end bars and the structure form and mounting mode of the rollers, overcomes the defects of the complex mounting structure of the end bars and the rollers in the traditional trolley, and the difficulty in mounting and detaching, makes the mounting and detaching of the end bars and the rollers more convenient and fast, and the structure is compact and reasonable, and easy to maintain.

The application provides an ion source upper cover assembly and an ion source device. The fixed shielding cage in the ion source upper cover assembly can prevent the annular filament from being directly in contact with external structures to cause deformation or damage. The structure of the annular filament can effectively push the hot electrons emitted by the annular filament towards the ionization chamber, improve the ionization effect, and the ion source device is provided with the annular filament. The annular filament, the ionization cylinder and the shielding cage are coaxial, so that the electrons emitted by the annular filament can move in a more uniform electric field, thereby improving the probability of electron bombardment on the sample gas and improving the ionization efficiency and stability of the ion source device. Meanwhile, the ion source device has a wide range of emission current dynamic interval, strong anti-interference ability and wide range of sensitivity linear plateau area. The total pressure focusing electrode structure in the ion source device can also monitor the vacuum value in the detected space in real time, thereby playing a role in protecting the filament and the vacuum system.

The utility model relates to an engineering machinery spring rolling clamp which comprises a clamp body, the right end of the clamp body is fixedly connected with a fixing plate, an electric push rod is installed at the upper end of the fixing plate, the power output end of the electric push rod is fixedly connected with an upper clamping plate, and the right end of the clamp body is fixedly connected with a lower buffering plate located on the lower side of the upper clamping plate. The lower buffering plate comprises a lower clamping plate fixedly connected with the clamp body, the outer end of the lower clamping plate is sleeved with an outer protection frame, two symmetrical buffering wrapping layers are arranged between the outer protection frame and the lower clamping plate, a threaded hole is formed in the bottom end of the outer protection frame, a threaded rod is connected into the threaded hole in a threaded mode, and the upper end of the threaded rod makes contact with and abuts against the lower clamping plate. And the buffering wrapping layer comprises the first buffering layer and the second buffering layer, the first buffering layer is located on the outer side of the second buffering layer, when the round steel is bent, the lower clamping plate can be protected and cooled, the lower clamping plate is not prone to damage in the long-term use process, and the service life of the lower clamping plate is prolonged.

The utility model discloses a kind of terephthalic acid filtering devices, including shell, the shell is installed on external equipment, pressure regulating mechanism is provided on the shell, the pressure regulating mechanism includes water inlet pipe, spacer, filter bag and water outlet pipe, the water inlet pipe and water outlet pipe are respectively installed in the both sides of the shell, the spacer is installed in the shell, the water inlet pipe is connected in the upper layer of spacer, the water outlet pipe is connected in the lower layer of spacer, overflow pipe is equipped with on the water inlet pipe, this innovative terephthalic acid filtering device is through the intelligent pressure regulating system of careful design, effectively solve the technical problem that filter bag in traditional equipment is damaged due to pressure fluctuation, realizes the safe and stable operation of production process, and its core technical advantage lies in introducing an automatic pressure regulating mechanism, can respond to the fluctuation of feed pressure in real time, and automatically start pressure relief protection when pressure exceeds safety threshold.

The utility model discloses a switch direct-current power supply with a filtering anti-burning circuit, which mainly solves the problem that the existing switch power supply is easy to short-circuit and cannot be used normally. The switch direct-current power supply comprises a full-bridge rectifier D connected in series with the input end of an alternating-current power supply, a power-on protection circuit connected with the input end of the alternating-current power supply, a surge protection circuit connected with the full-bridge rectifier D, a filtering anti-burning circuit connected with the surge protection circuit, and a short-circuit protection circuit connected with the filtering anti-burning circuit, and the direct-current output end is connected with the short-circuit protection circuit. Through the above design, the switch DC power supply effectively solves various unstable factors, such as voltage fluctuation, short circuit and surge, possibly encountered by a traditional DC power supply in a complex line and a severe environment through the accurately designed circuit assembly, thereby substantially improving the operation stability and safety of electronic equipment.

This utility model relates to the field of venetian blind technology, and more particularly to a transmission mechanism and venetian blind with adjustable retraction stroke. The transmission mechanism includes a rotating shaft, an upper synchronous pulley, a synchronous belt, and an inner control. The upper synchronous pulley is rotatably positioned within the frame and located at the top. The synchronous belt meshes with the upper synchronous pulley and is connected to the inner control. One end of the rotating shaft is drivenly connected to the upper synchronous pulley, and the other end is drivenly connected to the venetian blind's cord winder. The upper synchronous pulley includes a large-diameter synchronous pulley and a small-diameter synchronous pulley connected to each other. The centers of the large-diameter and small-diameter synchronous pulleys are coaxial. The synchronous belt can selectively engage with either the large-diameter or small-diameter synchronous pulley. This utility model allows for flexible adjustment of the outer control stroke by simply adjusting the meshing state of the synchronous belt with either the large-diameter or small-diameter synchronous pulley, thereby achieving adjustable retraction stroke and improving the flexibility and adaptability of the venetian blind.

The utility model relates to the field of air cooling equipment discloses a kind of cutting front air cooling equipment of application centrifugal fan, including mounting bracket, the mounting bracket is fixed in the front side of rack, the front side of rack is fixed with shunt pipe, the top surface of mounting bracket is fixed with centrifugal fan body, the output end of centrifugal fan body is fixed communication with one end of shunt pipe, shunt pipe is movably provided with several conveying pipes, the rear end of several conveying pipes is respectively detachably installed with air pipe, the bottom surface of several air pipes is fixed communication with air knife mouth, the inside of rack is equipped with conveyor belt.In the utility model, through the synergies of mounting bracket, rack, shunt pipe, centrifugal fan body, conveying pipe, air pipe, air knife mouth and conveyor belt, efficient, safe cooling to material bar is realized, and equipment cost and operation risk are reduced simultaneously.

The utility model discloses a portable panel satellite communication antenna, and relates to the field of communication antennas. The device comprises a communication antenna, the communication antenna comprises a base, the bottom of the base is provided with a supporting mechanism, and the device is provided with the supporting mechanism, a rotating seat, a damping rotating shaft, a supporting block, a threaded sleeve rod, a threaded rod and a soil drilling head. The angle and the position of the supporting block or the threaded sleeve rod can be flexibly adjusted through the arrangement of the rotating seat and the damping rotating shaft so as to adapt to different use scenes and requirements, and the soil drilling head can smoothly drill into the ground through the cooperation of the rotating seat and the damping rotating shaft in the outdoor environment when the ground may be uneven or has a gradient. A stable supporting point is provided for the antenna; and the design of the threaded sleeve rod and the threaded rod allows the length to be adjusted according to the height of the terrain to ensure that the antenna is always flat, thereby enhancing the stability of the antenna and ensuring that the antenna can firmly stand in the outdoor environment.

The utility model relates to a battery cell thermal runaway protection tool which comprises a first insulation and heat insulation part and a second insulation and heat insulation part, the first insulation and heat insulation part is right above a battery cell module and is provided with a plurality of first nicks, and the first nicks are arranged in the circumferential direction of an anti-explosion valve; the second insulation and heat insulation part is arranged over the first insulation and heat insulation part, a plurality of cavities are formed in the second insulation and heat insulation part, and the projection of the anti-explosion valve on the horizontal plane falls into the projection range of the cavities on the horizontal plane. The battery cell ejection object can more smoothly and efficiently break through the first insulation heat insulation part and is ejected from the cavity, so that the adjacent battery cells are prevented from being accidentally impacted and damaged.

The utility model provides a waterproof vent assembly and underwater robot belong to underwater robot technical field, include: install shell, be provided with installation cavity in, gas inlet channel is provided on install shell and is communicated with installation cavity arrangement, and gas inlet channel is provided with waterproof air -permeable part in, waterproof air -permeable part can change position or take place flexible deformation relative to gas inlet channel, butt joint department, it is provided in installation cavity, and butt joint department can be along the center axis direction of gas inlet channel linear movement, install shell is provided with the first water inlet hole of through and installation cavity is linked together, push elasticity spare, it is provided in gas inlet channel, and one end of push elasticity spare is used for underwater robot connection, the other end of push elasticity spare and waterproof air -permeable part are opposite, the advantage is when equipment is in underwater, realize the effective closure of gas inlet channel, once equipment returns to the water surface or is in low water pressure environment, make gas inlet channel re -open, restore the aeration state.

The utility model discloses coaxial visual inspection laser cutting equipment, and relates to the technical field of laser cutting equipment. According to the coaxial visual inspection laser cutting equipment, the gas inlet pipe is arranged and connected to the bottom of the laser transmission pipeline, the bottom of the gas inlet pipe is connected with the high-pressure nozzle, the gas inlet pipe can convey gas to a cutting area, and the high-pressure nozzle can spray gas in a high-pressure mode and is used for blowing away slag and smoke dust generated in the cutting process, so that the cleanliness of the cutting area is guaranteed; the cutting quality is improved, and meanwhile visual inspection is facilitated; the objective lens is arranged below the laser transmission pipeline in a sleeving manner, and the bottom of the objective lens is connected with the protective glass in a magnetic attraction manner, so that mounting and dismounting are facilitated, and the objective lens can be effectively protected from being damaged by splashes and dust generated in the cutting process; the turntable is arranged, and light beads with different light sources are arranged in the turntable, so that adjustment can be performed according to workpieces with different materials and colors, and the detection effect is ensured.

The utility model provides an automatic deviation correction drilling guide device for bridge and tunnel engineering anchor rod hole construction, and relates to the technical field of drilling guide. A base is mounted on the partition plate, a middle cylinder is mounted above the base, a top seat is mounted at the upper end of the middle cylinder and connected with the base through bolts, guide cylinders are mounted in the top seat, the middle cylinder and the base, bearings are mounted in the top seat, and the guide cylinders are sleeved with the bearings; by means of an automatic deviation rectifying structure composed of the lower fixing block, the elastic telescopic rod, the rail rod, the contact wheel and the like, when a drill bit deviates, the contact wheel is extruded to be in linkage with the elastic telescopic rod to reversely apply force to adjust the direction, and the drilling perpendicularity and precision are improved; dustproof rings and sealing rings in the base and the top seat form a multi-layer dustproof sealing structure, dust is prevented from entering the device, components are protected, the service life is prolonged, and the construction environment is improved; vibration impact is absorbed through a buffering and damping system composed of a buffering ring and a spring in the middle cylinder, and the drilling quality is improved.

This utility model relates to the field of electrical component technology, specifically to an insulating sleeve for terminals. It includes an insulating protective sleeve composed of a first outer shell and a second outer shell. The insulating protective sleeve has symmetrically arranged cable waterproofing structures on its upper and lower surfaces. The cable waterproofing structure includes a cable waterproofing base mounted on the first outer shell, and a cable waterproofing cover mounted on the second outer shell on one side of the cable waterproofing base. Through this cable waterproofing mechanism, when the insulating sleeve is first used, a cable can be inserted through cable holes opened on the surfaces of multiple fixing blocks. Once the cable is inserted, the cable holes are completely covered by the cable. Simultaneously, the fixing blocks can be fitted with the cable waterproofing base via sliding grooves. The cable waterproofing base is connected to the cable waterproofing cover via bolts to complete the seal, forming the cable waterproofing mechanism. The cable waterproofing mechanism can also be connected to the insulating sleeve via bolts. Once fully connected, it effectively prevents moisture penetration, thus protecting the cable and terminals from moisture and damage.

The utility model provides a bottle lid film sticking machine's press limit structure relates to bottle lid processing technical field, including rotating platform and a plurality of press limit structures, the press limit structure surrounds rotating platform top near the place of outer circle and sets up, the press limit structure includes putting cap support column and guide cylinder, the putting cap support column is centrally installed in the guide cylinder, the putting cap support column top end is installed with the support pad, the putting cap support column bottom is installed with the telescopic portion, the telescopic portion sliding connection is in the base, the putting cap support column and base corresponding end face surround telescopic portion and be equipped with first spring spare, the utility model discloses a bottle lid film sticking machine's press limit structure passes through optimization design, has improved the convenience of bottle lid placement, has protected the bottle lid from damaging, has improved production efficiency, has guaranteed the stability and reliability of structure, and is easy to install and maintain.

The utility model relates to the technical field of precast beam supporting, and discloses a precast beam supporting and positioning auxiliary device which comprises supporting beam columns, an adjusting and positioning base portion and a precast beam buffering supporting portion, and a precast beam is fixedly installed between the supporting beam columns. And the adjusting and positioning base part is arranged between the supporting beam columns. The impact force generated in the placing process of the precast beam and the influence caused by external vibration can be effectively buffered through the combination of the buffer springs and the damping telescopic rods, and when the precast beam falls or is vibrated, the buffer springs absorb part of energy through elastic deformation of the buffer springs; the damping telescopic rod further restrains rebound of the spring, the duration and amplitude of vibration are reduced, the precast beam is protected against damage, and the electric telescopic rod can adjust the height of the supporting cushion block according to actual needs so as to adapt to the height requirements of different precast beams and adjustment in construction.

The utility model discloses a low -voltage cable with flame -retardant structure relates to cable field, including cable body, the cable body outside is equipped with fixed component, the fixed component includes ring, a plurality of fixed insertion stem is fixed with outside ring, the fixed insertion stem is hollow, and the fixed insertion stem end part is equipped with the pass opening, when the cable body is buried into the ground, a plurality of fixed insertion stem can insert the inside of soil, ensure that the cable body does not move or rotate in the operation process because of external force, improve the stability of cable body, and the fixed component is provided with a plurality of, and a plurality of fixed components are equidistance distribution along the length direction of cable body, and the distribution mode can ensure that cable can be supported and fixed evenly in the full length range.