67results about How to "Use less length" patented technology

The invention provides a rare earth ion annular doped double-cladding fiber, which comprises a undoped fiber core, an inner cladding, an outer cladding and an annular doped region which is positioned between the fiber core and the inner cladding; wherein, the annular doped region is a circular ring shape doped rare earth ion region surrounding the fiber core; the refractive index of the annular doped region is lower than that of the fiber core and higher than that of the inner cladding layer. On the one hand, the annular doped region increases the rare earth ion doped region, increases the probability that pump light is coupled with the rear earth doped region, and improves the efficiency of the fiber absorbing the pump light; the using length of the fiber is reduced. On the other hand, the structure can cause the laser which is generated by the annular region to be coupled with the undoped rare earth ion fiber core, the laser transmission loss caused by Yb<3+> and co-doped Al<3+> is reduced, and at the same time, the beam quality of the structure can be controlled through the undoped fiber core numerical aperture and structure.

The invention discloses a coiled tubing speed pipe column. The coiled tubing speed pipe column is downwards conveyed to a preset position by coiled tubing equipment, the tail end of a second coiled tubing is blocked by a stopper, setting is carried out by a hanger, the setting effect can be detected by pumping liquid in annular space which is formed by an oil pipe and the coiled tubing speed pipe column, the second coiled tubing is communicated with the annular space formed by the coiled tubing speed pipe column and the oil pipe by knocking out the stopper, a hydraulic releasing tool is used for carrying out releasing operation on the hanger, and a first coiled tubing, a first coiled tubing connector and the hydraulic releasing tool can be pulled out and put into production by the coiled tubing equipment after the releasing operation is completed. According to the coiled tubing speed pipe column provided by the invention, the coiled tubing speed pipe column is arranged in a specific position of an oil pipe in a setting way, compared with a mode in the prior art that the coiled tubing speed pipe column is arranged in a wellhead in a hanging way, the coiled tubing speed pipe column has the advantages that the length of used coiled tubings is shortened, and the problem that a gas well problem which is caused by untimely supply of the coiled tubing cannot be solved in time is solved.

The invention discloses a deep ultraviolet light laser with the tunable wavelength and belongs to the technical field of photoelectrons and laser. High nonlinear optical materials are placed at the emergent end of a high reflective mirror, an output beam collimator is placed at the output end of the high nonlinear optical materials, a pump light coupler is placed at the input end close to the high reflective mirror, a dispersion compensation element is placed in front of the incidence end of the pump light coupler, a polarization controller is placed in front of the incidence end of the dispersion compensation element, a pump light power controller is placed in front of the incidence end of the polarization controller, an optical isolator is arranged at the incidence end of pump light, and a spectral filtering piece is placed at the emergent end of the whole light path. The deep ultraviolet light laser with the tunable wavelength overcomes the defect of large group velocity mismatching between the pump light and deep ultraviolet light and does not need multiple frequency components. The optical device is simple and high in conversion efficiency. Due to the fact that the pump wavelength, pump light power and the polarization state of the pump light are adjustable within a certain range, the tunable laser output of a deep ultraviolet laser wave band is achieved.

The invention discloses a quartz-based doped bismuth gallium erbium aluminium optical fiber and making method, which is characterized by the following: displaying high adsorbing coefficient over 58dB / m at 1530nm; shortening the length of doped optical fiber to less than one tenth; realizing flat gain spectrum.

The invention relates to a full-automatic thermosetting wire winding machine which comprises a machine frame, a wire distributing mechanism, a wire winding mechanism, a hot air mechanism and an automatic control mechanism. The wire distributing mechanism, the wire winding mechanism, the hot air mechanism and the automatic control mechanism are arranged on the machine frame. The wire distributing mechanism comprises a wire distributing motor, a screw rod and a wire distributing seat. The wire distributing motor drives the wire distributing seat to move in a reciprocating mode in the wire distributing direction through the screw rod. The wire winding mechanism comprises a wire winding motor, a main shaft and a wire winding mold. The wire winding mold is arranged on the main shaft, the wire winding motor drives the main shaft and the wire winding mold on the main shaft to rotate. The hot air mechanism is a drying gun arranged below the wire winding mold, and the drying gun is used for heating the wire winding mold and varnished wires. The automatic control mechanism comprises a PLC and a human-machine operation interface connected with the PLC. The PLC controls the wire distributing motor, the wire winding motor and the drying gun to operate. Compared with the prior art, the full-automatic thermosetting wire winding machine has the advantages of being simple in structure, accurate in control, orderly in wire winding, high in production efficiency, capable of saving materials and labor, and the like.

This invention relates to a chemical luminous detector used in on-line monitoring / detecting pollutants in water samples including: a fluid transportation part, a chemical luminous monitor-detect part and a control part of a working control machine, in which, the reagent and a water sample to be tested enter into the screw channel of the chip of the flow cell of the detection part via their transporting parts then to be discharged from the outlet of waste solution after being mixed, the screw channel of the flow cell chip is opposite to the photosensitive window of a multiplier phototube and the original signals are connected with the input of the work control machine via a high resistance operation amplifier, a high frequency modem, a signal processor and a 16 A / D converter.

The invention relates to a switching control valve for the state of an aircraft cargo compartment fire extinguishing system, and the switching control valve is particularly suitable for serving as a diversion element of extinguishing agents in an aircraft cargo compartment fire extinguishing pipeline. A flow control device comprises a valve body (1), a high-speed inlet (2) and a low-speed inlet (3), wherein a sliding type valve element (4), a valve cavity (5), a valve base (6) and an elastic force control switch (7) are arranged in the valve body, a slider (8) is arranged on the periphery of the sliding type valve element (4), a conical-angle face (9) is arranged at one end, close to the low-speed inlet (3), of the valve base (6), and a drying filtering cavity (10) and a throttling cavity (11) are formed in the valve cavity (5). The switching control valve meets different flow speed requirements and different requirements for extinguishing agents when fire happens to an aircraft, the using number of pipelines in the aircraft is reduced, the stability and the high efficiency of the fire extinguishing system of the aircraft are guaranteed, water, solid particles and other impurities in the extinguishing agents can be removed, and icing and blocking are avoided.

The invention discloses a preparation method and application of a multi-core optical fiber coupler with broadband flat transmission function, and belongs to the field of optical fiber communication and sensing, and the preparation method comprises the following steps: stripping and cutting part of coating layers on the surfaces of N non-multi-cladding optical fibers, stripping the coating layers on the surfaces of the N multi-cladding optical fibers and cutting, and welding two cutting ends to obtain a third middleware; stretching the circular capillary tube to obtain a fourth middleware; inserting the third middleware into the fourth middleware, so that the second non-multi-cladding optical fiber area is completely or partially located in the first taper waist area, wherein the multi-cladding optical fiber area is located in the first taper waist area and the first rising taper area at the same time, and obtaining fifth middleware; and heating and stretching the first conical waist area of the fifth middleware, cutting the second conical waist area, selecting a part from the left end to the cutting end, and aligning and welding the cutting end and the multi-core optical fiber to obtain the multi-core optical fiber coupler with the broadband flat transmission function. According to the invention, low-loss connection in a broadband range can be realized, and the fluctuation degree of transmission loss is suppressed.

The invention relates to the technical field of water mooring, in particular to a mooring system which comprises a mooring cable, wherein one end of the mooring cable is connected with an anchor point at the water bottom, and the other end of the mooring cable is used for being connected with a floating structure on the water surface; the mooring cable is provided with at least one buoy and at least two balancing weights, wherein the balancing weights and the buoys are arranged in the length direction of the mooring cable at intervals, and at least one balancing weight is arranged on each of the two sides of each buoy. A combined structure in the form of balancing weight-buoy-balancing weight is arranged on the mooring rope, so that the mooring system forms the capability of restraining the floating structure from shifting in the horizontal direction, and meanwhile, the mooring system has enough flexibility and small overall rigidity, which is equivalent to adding a low-rigidity shockproof buffering device in the middle of the mooring system, so that the dynamic tension amplitude brought by wave frequency excitation in the mooring cable can be reduced by one to two orders of magnitude, the use length of the mooring cable is greatly reduced, the tension grade of the mooring cable can also be reduced by one order of magnitude, and the cost is greatly reduced.

The invention discloses an infrared main lamp light reflection module device and an establishment method. The infrared main lamp light reflection module device comprises a light reflection module basemechanism, halogen lamp fixing mechanisms, a light focusing mechanism, a heat radiator and a light reflection module base fixing mechanism, wherein four halogen lamp fixing mechanisms are mounted inthe central position of the arc-shaped surface of the light reflection module base mechanism; the light focusing mechanism is mounted above the halogen lamp fixing mechanisms; the light focusing mechanism is fixedly connected with the halogen lamp fixing mechanisms; the heat radiator is mounted in the central position inside the light focusing mechanism; and the light reflection module base fixingmechanism is mounted below the light reflection module base mechanism. By adopting the mode that light reflection modules and halogen lamps arranged at intervals, the use number of the halogen lampscan be reduced, and the use length of a light reflection cover can be reduced; in addition, because of the small amount of the halogen lamps at relatively large intervals, heat radiation can be facilitated; and due to the heat radiator mounted in the light focusing mechanism, the heat radiation effect can be further improved, and thus the service life of a halogen lamp bead can be prolonged.

The invention particularly discloses an intelligent charging device for a new energy automobile, and belongs to the technical field of new energy automobile charging. The charging device comprises a device body, and a control box is arranged at the top end of the device body; storage grooves are formed in the two side edges of the front end face of the device body; and supporting assemblies are mounted in the storage grooves. The intelligent charging device is scientific and reasonable, safe and convenient use, the supporting assemblies are taken out of the storage grooves through the drawingplate, a supporting upper column is horizontally placed, a drawing plate and a supporting seat are used for supporting the device, the charging cable is placed in the supporting clamping grooves, so that when the charging cable is taken for charging, abrasion between the charging cable and the ground is avoided, the abrasion degree of the surface of the charging cable is reduced, the service lifeof the charging cable is prolonged, contact between the charging cable and the ground is avoided, and the cleanliness degree of the surface of the charging cable is guaranteed.

The invention discloses a high voltage cable laying support used for tunnel construction. The high voltage cable laying support comprises two supporting steel bars which are horizontally arranged. Equilateral angle steel is connected between the two supporting steel bars. One side of equilateral angle steel is fixedly connected with the end parts of the two supporting steel bars. A cable hook is connected on one side of equilateral angle steel via a bolt. Equilateral angle steel is connected and fixed by arrangement of two supporting steel bars, and then the cable hook is connected via equilateral angle steel and a high voltage cable is laid via the cable hook; and a reinforcing rib is also arranged at the bottom part of the cable hook so that structural strength of the cable hook is enhanced, laying of the high voltage cable with high weight is facilitated and laying stability of the high voltage cable is enhanced. Smooth degree and use safety of the cable can be enhanced by the high voltage cable laying support and use is convenient, and the high voltage cable laying support also has advantages of simple structure, low construction cost, low electric energy loss, high structural strength and great cable laying stability.

The invention provides a mounting bracket for T / R assembly of hemispherical phased array radar, which aims at providing a mounting bracket which has high reliability and high integration and can be easily mounted and maintained. The invention is realized by the following technical schemes. The upper end is provided with a support turn cover (3) and a support body (2) whose free end is provided with an adapter plate (4).The support turn cover and the support body are fixedly connected to a back arc shape support plate (1) with a two-layer staggering structure. The adapter plate is fixedly connected to the front end of the support body with an independently moveable installation unit. An attached bracket (5) is inserted fixedly into the arc shape support plate (1) through the docking face between the two layers of the staggering support box and from the front side face at two ends from the head to the tail of the lower layer of the support box respectively; a power distributor (7) and two power dividers (6) at two sides of the power distributor (7) serve as attached components that are fixedly arranged on the front plate of the support to assemble a component array (10). Finally, all component arrays are fixed to the inner side of the spherical hemisphere phased array radar.

The invention discloses a three-cladding ytterbium-doped quartz optical fiber and a high-concentration fluorine-layer quartz tube rod sleeving method. The method comprises the following steps: preparing an ytterbium-doped quartz optical fiber core rod by using an MCVD method, processing the core rod into a regular octagon according to a required core-cladding ratio, sleeving the regular octagon prefabricated mother rod serving as a lining with a layer of quartz tube containing a high-concentration fluorine layer, and carrying out drawing at high temperature to obtain the three-cladding quartzoptical fiber. The doping concentration of ytterbium ions in the three-cladding ytterbium-doped quartz optical fiber core glass prepared by the method is 0.2-0.25 mol%, and Yb2O3: CeO2: Al2O3: P2O5 is1: (0.2-0.3): (8-8.5): (12-13) (mol ratio). The optical fiber is suitable for an ultrahigh-power optical fiber laser, and mainly shows the following four advantages: firstly, the optical fiber has extremely excellent darkening resistance; secondly, a very small nonlinear effect is achieved; thirdly, the claddings have better thermal stability; and fourthly, the bubble defect at the interface of the high-concentration fluorine-layer quartz tube and the pure quartz glass inner cladding is eliminated, and the optical fiber is prevented from being damaged under the power of ten thousand watts.

Provided is a bridgehead vehicle jumping preventing device for a bridge. The bridge comprises bridge platforms located on the two ends of a bridgehead. The side faces of the bridge platforms are filled with platform filled soil. The upper surfaces of the bridge platforms are connected with a lap joint plate laid on the upper surface of the platform filled soil so as to form a smooth and continuousbridge road. The bridgehead vehicle jumping preventing device which can adapt to the heat expansion and cold contraction of the bridge so as to reduce the sedimentation differential value between thebridge platforms and the platform filled soil is arranged in the platform filled soil. The bridgehead vehicle jumping preventing device comprises a cavity formed in the platform filled soil below thelap joint plate. A slide plate extending in the bridge length direction is laid in the cavity. The end face of one end of the slide plate faces the bridge platforms. The other end of the slide plateextends in the cavity. The upper surface of the slide plate and the lower surface of the lap joint plate are connected through a plurality of connecting pile arrays at intervals. Each connecting pilearray comprises a plurality of connecting piles arrayed in the bridge length direction. A gap among the lower surface of the lap joint plate, the slide plate, the connecting piles and the cavity is closely filled with granular filler.

The invention relates to an underground sewage pipeline health detection device and an installation method of the detection device. The underground sewage pipeline health detection device comprises adetection optical cable laid on a pipeline in the length direction of the pipeline, the detection optical cable is composed of axial sections and annular sections at intervals, the pipeline is provided with a fixing device for fixing a detection optical cable on the pipeline, and the detection optical cable is fixed on the pipeline through the fixing device; and during detection, the axial sections are used for detecting data in the axis direction of the pipeline, and the annular sections are used for detecting the data in the annular section. The detection optical cable can be combined with each other through straight line sections and the annular sections during laying, it is guaranteed that the detection optical cable can completely cover the pipeline, the pipeline can be accurately detected, the use length of the detection optical cable during laying can be saved as well, waste is avoided, meanwhile, the laying difficulty is lowered, and the construction cost is reduced.

The invention relates to a rapid testing tool for a pulling force of a self-tightening type binding tape. The rapid testing tool comprises a base, a wire winding rod and a limiting device, wherein thebase is internally provided with a through groove which is transversely arranged and is provided with openings at two ends; an opening, which is communicated with the inner part of the through groove, is formed in the upper end of the base; the wire winding rod is adaptively inserted into the through groove; the limiting device is mounted on the base and is close to the opening; after two ends ofthe binding tape winds around the wire winding rod, the binding tape stretches out from the opening and a stretching-out part of the binding tape is clamped through the limiting device. According tothe rapid testing tool provided by the invention, the wire winding rod, the through groove and the limiting device are matched, so that the binding tape is wound on the wire winding rod; in a processof upward lifting the wire winding rod, the tool can ensure that slippage and dislocation of the binding tape do not occur in an initial upward movement process; when the binding tape moves upward under the action of an external force, the wire winding rod slides upward along the through groove of the base, and a gap between the wire winding rod and the through groove of the base is reduced, so that a self-tightening process of the binding tape is realized.

The invention discloses a fiber laser amplifier with a high stimulated Brillouin scattering threshold and high conversion efficiency. The fiber laser amplifier comprises a to-be-amplified laser port,a forward pump light port, a forward signal / pump coupler, a gain fiber, a second fiber bragg grating and an amplified laser exit port which are sequentially arranged on a laser amplification light path. When to-be-amplified laser of the fiber laser amplifier is amplified by the high-power fiber laser amplifier, the corresponding fiber bragg gratings are added to the two ends of the gain fiber, sothat pump light can be transmitted twice in the gain fiber, the use length of the gain fiber is shortened, the SBS total gain of the fiber laser amplifier is reduced, and the service life of the fiberlaser amplifier is prolonged. Therefore, the SBS threshold of the fiber laser amplifier is improved, and higher-power narrow-linewidth laser output is realized.

The invention relates to the technical field of leg rehabilitation nursing and specifically relates to a fully-wrapped flexible-fixing leg guard for the leg rehabilitation nursing. The leg nursing device at least comprises a leg shell, a fastening device and a foot plate. According to the fully-wrapped flexible-fixing leg guard for the leg rehabilitation nursing, by arranging the fastening device, one end of a fastening strap can be driven to be wound on a rotating rod through rotation of the rotating rod, the use length of the fastening strap is shortened conveniently, and thus, the effect of stabilizing a leg part is exerted; a rotating head is pressed downwards, a sliding block can be located in a sliding groove and slide upwards, a fastening block tooth block is inserted into a rotating head tooth groove, then, the rotating rod after rotation can be fixed; the foot plate and the fastening strap are arranged, so that feet of a patient can be fixed conveniently; a lower connecting belt is connected with an upper connecting belt in a bonding mode, the size of the foot plate can be adjusted; and the use length of the foot plate can be adjusted through sliding of a sliding rod, and the foot plate can be conveniently used by different patients.

The invention aims at providing an energy-saving and safe type anti-creeping water heater shower room which is composed of a water heater insulating layer, a water heater container, a water heater upper cover, a stainless steel pipe, a water level floating ball, a heating pipe, a temperature control pipe, a temperature limiter, an electric appliance box, a power cutting device, a shower nozzle hook, a cold and hot water mixing valve, a jet flow hole, a micro water pump, a shower nozzle and a shower room. The energy-saving and safe type anti-creeping water heater shower room has the advantages that the electric water heater and the shower room are combined into a whole and the use length of a pipeline is reduced, so that cold water discharged from the pipeline before hot water is used is reduced and water resources are saved; due to the fact that the shower room is used, heat is diffused slowly when a user takes a bath in winter, the indoor temperature in the bathing process is ensured, the water heater container is formed in a plastic blowing mode so that the water heater container can be resistant to corrosion, the service life of the container is prolonged, the service life of the container is not shorter than 20 years, the insulating layer is foamed through polyurethane, the heat dissipating speed is lowered, energy conservation and environmental friendliness are achieved, after the shower nozzle is taken off from the shower nozzle hook, the power cutting device automatically cuts off power, and therefore the water heater is safer, capable of saving more energy and more durable.

The invention discloses a millimeter wave microstrip power distribution or synthesis device, and relates to the technical field of microwaves / millimeter waves, in particular to a microstrip power distribution / synthesis network of a multilayer microwave circuit. 50-ohm standard microstrip lines are adopted for input and output, so that the device can be easily integrated with other microwave devices; a multi-layer microwave circuit technology is adopted, so that miniaturization of a power distribution / synthesis network is realized; on one hand, the power distribution / synthesis network is more compact in structure and does not easily excite other parasitic modes (a high-order mode is easy to excite due to an overlarge substrate microstrip); and on the other hand, the use length of the microstrip line or the strip line is also reduced, so that the loss of the power distribution / synthesis network is remarkably reduced, and the possibility that the microstrip power distribution / synthesis network is applied to a microwave high-frequency band and even millimeter waves is created. The processing of the device is realized on the basis of the current mature multi-layer PCB manufacturing process, the production cost is lower, and the mass production is easy to realize.

The invention provides a multifunctional dog walking rope which comprises a fabric belt, a top handheld device, a storage device, a middle handheld device, a connecting ring, a buffer device, a hook and two reflective belts. The top handheld device is connected on the upper portion of the fabric belt, the storage device is sewn on the fabric belt, the middle handheld device is connected on the fabric belt and positioned below the storage device, the fabric belt is connected on the upper portion of a connecting ring, the buffer device is connected on the lower portion of the connecting ring, the hook is connected on the lower portion of the buffer device, the two reflective belts are connected on the storage device, the multifunctional dog walking rope is diverse in function, and a user conveniently and safely takes a dog for a walk by the aid of the dog walking rope.

The invention belongs to the technical field of bridge construction, in particular to a hoisting device for bridge construction. The hoisting device for bridge construction comprises a hosting frame,an electric block and a controller. The bottom end of a steel wire rope of the electric block is connected with a fixing cross beam. A hinged seat is fixedly arranged at the top end of the fixing cross beam. The upper end of the hinged seat is hinged to the bottom end of the steel wire rope through a connection block. Hydraulic cavities are symmetrically formed in the fixing cross beam. First cross beam arms are arranged in the hydraulic cavities in a sliding manner. Second cross beam arms are arranged in the first cross beam arms in a sliding manner. Third cross beam arms are arranged in thesecond cross beam arms in a sliding manner. Liquid guide hole are formed between the hydraulic cavities and the first cross beam arms and the second cross beam arms. Liquid control valves are arrangedin the liquid guide holes. The upper end of the fixing cross beam is fixedly provided with a hydraulic oil tank. The hydraulic oil tank communicates with the oil guide pipe through a hydraulic oil pump. The end of the third cross beam arm is provided with multiple hooks. The hoisting device for bridge construction can conveniently hoist objects with instable gravity center, and improves the hoisting stability and safety of the objects at the same time.

The invention discloses automatic hoisting equipment of environment-friendly hollow bricks for architectural ornament. The automatic hoisting equipment comprises a movable vehicle body and a supporting frame, wherein a hoisting driving device is arranged at the upper end of the supporting frame; the hoisting driving device is connected with a lifting mechanism; the lower end of the lifting mechanism is connected with a material containing hopper mechanism; the containing hopper mechanism comprises a mounting connector and a processing force-bearing block; the mounting connector comprises two arc-shaped bent plates; fixed long plates are arranged at openings of the two arc-shaped bent plates; stable elastic rods are arranged at two side edges of the processing force-bearing block and connecting ribs are arranged at another two side edges of the processing force-bearing block; the two connecting ribs are connected with a material containing vertical hopper; hinging long rods are arrangedat two sides of the lower end of the material containing vertical hopper; cavity pipes sleeve the lower ends of the connecting ribs, and bent hooks are arranged at the lower ends of the two stable elastic rods; buckle rings are arranged at two sides of the upper end of the material containing vertical hopper; a reversible material containing hopper is arranged, the hollow bricks are convenient tofill manually and the hoisting and movement of the hollow bricks are realized; a supporting platform capable of moving relatively is arranged so that a working range of hoisting is enlarged.

The invention discloses a fiber bragg grating string structure, which belongs to the technical field of fiber lasers and comprises a fiber core, an output coupling fiber bragg grating is arranged at the front section of the fiber core, a chirp tilted fiber bragg grating string is arranged at the middle section of the fiber core, and a cladding light stripper is coated on the outer side of the fiber core. The outer side of the cladding light stripper is sleeved with a water cooling shell; the invention also discloses a preparation method of the fiber grating string structure. Full femtosecond laser processing is adopted, chirp inclined fiber bragg grating inscribing can be completed only by enabling the optical fiber and the laser beam cladding to form an inclination angle, a mask plate is not needed, the optical fiber does not need to be rotated, the length of the actually-manufactured grating is not limited by the size of a phase mask plate grid region, the manufacturing process is simple, and flexibility is good.

The invention provides a system and a method for handling interactions of a contact center. A processor of the system monitors a real-time interaction between a contact center agent and a user. The monitoring may include analyzing a first input by the user, and a first response by the contact center agent to the first input. The processor identifies an intent of the user based on monitoring the real-time interaction, and in response to identifying the intent, monitors for a first trigger condition. In response to identifying the first trigger condition, the processor invokes an automated agent for outputting a second response to a second input provided by the user. The first trigger condition may be a command to invoke the automated agent, or deviance by the agent from dialog in a dialog script associated with the identified intent.

The invention discloses an integrated modular socket, which belongs to the technical field of sockets and solves the problems of miniaturization of the existing socket structure and safe and reliable use. A plurality of sockets are stacked and fixedly installed between the base and the top cover, and the two modular sockets are fixed by a connecting seat. The modular socket includes a square shell, a socket groove body, and a socket core, which reduces space occupation. The structure is smaller and the effect is safer and more reliable.

The invention discloses an integrated railway signal machine. The integrated railway signal machine comprises a first foundation and a second foundation, wherein the second foundation is detachably arranged on the first foundation, a cover body is arranged in the area of the second foundation, signal equipment comprises a signal mechanism, a starting indicator and a lighting transformer, the starting indicator is arranged on the second foundation corresponding to the first foundation through an indicator mounting hole and communicates with an inner cavity of the second foundation, the lighting transformer is arranged in the second foundation, and a signal mechanism is arranged at the top of the second foundation. Through cooperation between the foundations and the signal equipment, the signal foundations are arranged in the foundations to form an integrated structure, and compared with an existing split type base and a box body, a distribution box and connecting parts between the distribution box and the box body are omitted, meanwhile, the using length of a wire is reduced, and the occupied area of the signal machine is reduced.

The invention discloses a cell sheet assembly, a cell sheet matrix and a solar cell assembly. The solar sheet assembly comprises cell sheets and conductive belts. The cell sheets and the conductive belts are successively arranged longitudinally. Each cell sheet comprises a silicon sheet, a front conductive piece arranged on a light receiving face of the silicon sheet, two electrodes arranged on abacklight face of the silicon sheet and a side conductive piece which is arranged on the side surface of the silicon sheet and electrically connected between the front conductive piece and one electrode. The two electrodes of each cell sheet longitudinally extend and are separated at an interval transversally. The extension direction of the conductive belts is the same as that of the electrodes, the conductive belts conduct two electrodes which are close to each other and arranged on adjacent two cell sheets so as to allow the adjacent cell sheets to be serially or parallelly connected. According to the invention, use length of the conductive belts can be effectively reduced; use quantity of the conductive belts can be reduced; heat effects caused by the conductive belts are reduced; and the whole power of the cell sheet assembly is improved.