255results about How to "Does not affect installation" patented technology

The invention discloses an environment-protective illumination intelligent management system which comprises an upper computer, an intelligent monitoring terminal, an intelligent server and a single-lamp energy-saving controller, wherein the upper computer is arranged in a monitoring center and is provided with an intelligent management software, and the functions that the remote monitoring management (remote metering, remote controlling, remote signaling, remote viewing, and remote regulating) of urban public lighting facilities, electronic map operation and management of street lamp monitoring, map direct-viewing presentation and convenient positioning of relevant facility resources of the street lamp, as well as production management, warehouse management, artificial intelligence, and the like are realized by the upper computer; the intelligent monitoring terminal actualizes the measurement and gathering of electrical parameters of the street lamp, and the control of an illumination return circuit and a branch circuit, is connected with the intelligent server, and performs communication with the upper computer through an operator public network (GPRS, CDMA); the intelligent server is connected with the intelligent monitoring terminal, performs communication with a single lamp controller through a power-line carrier mode with automatic relay, delivers the control command, and receives single lamp status data and warning data; and the single lamp energy-saving controller receives the instructions of the intelligent server, and the control of the switching, power decreasing, light adjusting and the like for the single lamp is realized, and gathers the data such as electrical parameters, state, alarming of the single lamp.

The invention discloses a capacitive intelligent knife handle system for detection of a four-dimensional cutting force. The capacitive intelligent knife handle system mainly comprises a standard knife handle, a capacitive displacement sensor, a lithium battery, a capacitive sensor detection circuit, a signal preprocessing and collecting unit, a signal wireless transmitting module, an outer packaging ring, a sealing cover and a fixing block, wherein a deformation rib structure is formed through grooving at a cylinder part of the lower end of the standard knife handle, the four-dimensional cutting force is computed by utilizing the deformation of a deformation rib, and the deformation is measured by the capacitive displacement sensor. The capacitive intelligent knife handle system for the detection of the four-dimensional cutting force, disclosed by the invention, has the advantages that the structure change of an original knife handle is smaller, the installation and the use of a knife and the catching of a mechanical hand are not influenced, the capacitive intelligent knife handle system has the advantages that the structure is simple, the applicability is strong and the like, the accuracy of detecting the deformation of the deformation rib by utilizing a high-accuracy capacitive micro displacement sensor is higher than the accuracy of detecting the deformation of the deformation rib by utilizing a strain type dynamometer, and the dynamic performance is better.

The invention relates to method for hoisting a large-size workpiece in an ordinary plant and hydraulic jacking equipment thereof. The invention is characterized in that hydraulic lifting devices of a hydraulic jacking system are erected above hydraulic jacking towers through a hoisting beam; the equipment is lifted to a platform height by the hydraulic lifting devices and then sent above a foundation, and the jacking towers are lowered to enable the equipment to take place; a hook used in the combined hoisting beam is connected with a hook beam through a two-way pin shaft, and the hook can rotate to realize rotating operations of a stator. The hydraulic jacking equipment comprises four hydraulic jacking towers, four hydraulic lifting devices, the combined hoisting beam, two tracks and a control board, wherein the four hydraulic jacking towers are respectively arranged above the two tracks to form a framework structure; sectional telescopic mechanisms are arranged in the hydraulic jacking towers, and telescopic control ends of the sectional telescopic mechanisms are connected with an output end of a hydraulic drive mechanism; the lower parts of the hydraulic jacking towers are provided with travelling wheels; and drive input ends of the travelling wheels are connected with a drive output end of a motor. The invention organically combines the hydraulic jacking system with a working principle integrating machines, electricity and liquid and has the characteristics of stable action, safety, reliability, large hoisting weight, convenient mounting and dismounting and obvious economic benefit.

The invention discloses an improved telescopic type boarding bridge, which comprises a telescopic passage device and a walkway device. The telescopic passage device at least consists of an inside passage and an outside passage which are mutually sleeved; a certain bottom space is retained between the inside passage and the outside passage; the walkway device comprises a plurality of floorboards which are connected together; a first end of the walkway device is fixed in the bottom space; and a second end of the walkway device is fixed at the front end or near the front end of the outside passage, and further, the mounting position of the second end is higher than that of the first end and is approximately level to a bottom passage. Compared with the existing boarding bridge, with the adoption of the improved telescopic type boarding bridge, the height of a ground surface of a passage of the passage device can be consistent, further, the hiding of floorboard fixing structures and water drainage structures can be realized, so that the safety performance of a product is improved, and the improved telescopic type boarding bridge is safer and more convenient for passengers to walk; and in addition, the improved telescopic type boarding bridge has a simple and compact structure and a lighter weight, further, the mounting and the fixing of the auxiliary equipment of the boarding bridge cannot be affected, and thus, the improved telescopic type boarding bridge is more reasonable in structure and more mature in design.

A power storage device for a new energy vehicle, including a machine base and a power storage frame. The power storage frame is provided with a cavity, and a detachable storage battery is provided in the cavity, and handles are provided on the left and right sides of the battery top. A sliding cavity is provided, and the rear end of the machine base is fixedly equipped with a load-bearing plate. The upper end wall of the machine base is correspondingly provided with pushing grooves that communicate with the sliding cavity and extend front and rear. The sliding cavity can be smoothly installed with a lower slide and an upper slide. There are sliders corresponding to both sides of the upper sliding plate, and the sliders are inserted into the top pushing groove. The upper end wall of the machine base is correspondingly provided with transparent grooves connecting the sliding cavity at the front and back, and at the left and right. Cooperate with the inserted post, the bottom wall of the power storage rack is provided with an insertion slot with the opening facing down and matched with the inserted post, and a placement slot for connecting the insertion slot is also provided in the outer end wall of the insertion slot. A locking arm is smoothly installed, and a locking hole matched with the locking arm is also arranged in the slide block.

The invention discloses a cable anti-theft system. The cable anti-theft system comprises a wireless communication network, a monitor or attendant mobile phone, one or more anti-theft hosts and one or more monitoring terminals, wherein the anti-theft hosts are arranged at a beginning box transformer of a lighting power supply line, the monitoring terminal is arranged at the tail end of the line, and the host is communicated with the monitoring terminal through a power line carrier. When a cable is stolen, the anti-theft host cannot be communicated with the monitoring terminal, and the anti-theft host can immediately judge that the cable is stolen and an alarm can be given so as to conduct an anti-theft function. The system has the advantages of timely giving an alarm, along with high accuracy and low false alarm rate. The anti-theft host has wireless communication capacity, so cable stealing alarm information can be transmitted to the attendant mobile phone through the wireless communication network, and the alarm information can also be transmitted to the monitor or the conventional three-remote system in the monitoring center so as to more abundantly and effectively process a stealing event.

The invention provides a solid hydrogen storage device. A cylinder is internally connected with a heat conductive sheet; a hydrogen inlet valve and a hydrogen outlet valve are respectively connected with the exteriors of the two ends of the cylinder; a filter passes through the central hole of the heat conductive sheet; two ends of the filter are respectively connected with the hydrogen inlet valve and the hydrogen outlet valve; the cylinder is internally provided with a snake-shaped water circulation pipe which is arranged longitudinally along the cylinder and is connected with the heat conductive sheet; the heat conductive sheet is connected with a sheet-shaped crossing. Large holes are uniformly distributed along 2 / 3 of the radius of the heat conductive sheet; small holes are uniformly distributed along 1 / 3 of the radius of the heat conductive sheet; the sheet-shaped crossing is horizontally arranged between the large holes and the small holes of the heat conductive sheet; the snake-shaped water circulation pipeline passes through the heat conductive sheet and deviously passes through the large holes in 120 DEG on the heat conductive sheet with an arc ranging from 30-90 DEG; the water outlet and the water inlet of the snake-shaped water circulation pipe are respectively arranged at the end plates of the two ends of the cylinder.

The invention relates to a rotor rubbing test device, belonging to the technical field of a rotor fault test simulating device. The rotor rubbing test device is characterized by mainly comprising a supporting seat (1) with a circular test channel, wherein a stator clamping ring (4) is also installed in the circular test channel; the stator clamping ring (4) is in an incomplete circumference shape and has gaps; a rotating piece (6) is fixed on a rotating shaft (2) and is positioned inside the stator clamping ring (4), and an interval exists between the rotating piece (6) and the stator clamping ring (4); 2-4 rubbing bolts (7) are installed on the supporting seat (1) in the position of the circular test channel; and when the rubbing bolts (7) are screwed, the stator clamping ring (4) is in contact with the rotating piece (6). The rotor rubbing test device prevents the rotating shaft from being damaged and simulates the real rubbing state.

A moisture-proof, heatproof, size-stable, deformation-free and anti-cracking solid wood floor processing method provided by the invention relates to the technical field of building materials. By the adoption of a wet-heat resistant, anti-deformation and anti-cracking key technology, a solid wood floor blank is completely immersed in a container filled with a waterproof moisture-proof substance in a liquid state of 35-95 DEG C, and simultaneously a pressure of 0.2-1.5Mpa is applied for 24-72 hours so as to make the waterproof moisture-proof substance to be permeated into the inside of the solid wood floor blank; and after the solid wood floor blank is taken out and infiltrated, the solid wood floor blank is dried and processed according to specification requirements so as to manufacture the moisture-proof, heatproof, size-stable, deformation-free and anti-cracking solid wood floor product. The waterproof moisture-proof substance comprises, by weight, 0-100% of wax and 0-100% of dry plant oil, is used in wet-heat resistant, anti-deformation and anti-cracking processing of wood floor, and can be used to make solid wood floor moisture-proof, heatproof, size-stable, deformation-free, anti-cracking and durable.

The invention relates to a heat pipe radiation and thrust generation device and a production method thereof, which not only can be used for rapidly transmitting heat generated in a braking process outside to rapidly radiate heat for cooling, but also can be used for generating the directional thrust simultaneously while radiating the heat. An evaporation end and a condensation end of the heat pipe are cylindroid box-shaped cavities which are connected by a round connection pipe. A liquid suction core is arranged at the inner side of the connection pipe, the evaporation end is provided with a hole through which an infusion pipe is conveniently inserted and tightly welded, and the infusion pipe is sealed by a way of cold-welding sealing at first and welding later. The invention further provides a production method of a heat pipe applied to an automotive brake pad. The method comprises the steps of: material selecting, mechanical processing, cleaning, assembling, leakage detecting, vacuumizing, working medium injecting, sealing-in and inspecting. By applying the heat pipe to a brake pad heat radiator, not only can the problem about the heat fading of the brake pad be effectively solved, but also the new direction for developing a bake pad heat radiator is provided.

The invention discloses a pipe cleaning device which comprises a base frame and cleaning components mounted on the left side and the right side of the base frame respectively in a symmetric manner; sliding cavities are arranged on the two sides of the base frame respectively in a symmetric manner; each of the cleaning components comprises a sliding frame mounted in the corresponding sliding cavity in a sliding manner and a rotating frame rotatably mounted at the upper end of the corresponding sliding frame through a rotating bearing; a mounting groove is formed in each of the sliding frames; a rotary motor is fixedly mounted on the side wall in each of the mounting grooves; a driving gear is fixedly mounted on the output shaft of each of the rotary motors; an outer gear ring meshed with each of the driving gears is fixedly mounted on the periphery of the corresponding rotating frame; a sliding groove, of which the opening directly faces a pipe, is formed in each of the rotating frames; an adjusting actuating rod extending toward the pipe is mounted in each of the sliding grooves in a sliding manner; an inner threaded hole, of which the opening is away from the pipe, is formed in each of the adjusting actuating rods; a threaded shaft is mounted in each of the inner threaded holes in a screw thread fit manner; each of the threaded shafts is in power connection with a regulating motor fixedly mounted in the corresponding rotating frame; elastic cleaning arms used for cleaning and capable of extending into the pipe are arranged on the end surface, toward the pipe, of each of the rotating frames respectively in a longitudinal symmetric manner.

The invention belongs to the field of battery prefabricated cabin fire fighting, and particularly relates to a battery prefabricated cabin fire-fighting strategy of a double-layer-arrangement lithiumiron phosphate energy storage power station. The battery prefabricated cabin fire-fighting strategy of the double-layer-arrangement lithium iron phosphate energy storage power station involves a watercurtain cooling system, wherein the water curtain cooling system is used for cooling and extinguishing fire on the outer surface of a battery prefabricated cabin, the water curtain cooling system comprises a cooling pipe network arranged along the periphery of the top of the battery prefabricated cabin and a plurality of large resistance distribution pipes parallel to the short side direction ofthe top of the battery prefabricated cabin, the plurality of large resistance distribution pipes are uniformly distributed at the top of the battery prefabricated cabin, and the plurality of large resistance distribution pipes communicate with the cooling pipe network; a plurality of sprinkler heads are uniformly distributed on the cooling pipe network, and a plurality of water distribution pipe nozzles are arranged on each large resistance distribution pipe. According to the fire-fighting strategy, effective and automatic externally watering can be carried out, so that fire extinguishing canbe carried out on the battery prefabricated cabin, and the safety of fire-fighting personnel is guaranteed.

The invention discloses an expendable pattern casting technique for an aluminum alloy internally provided with a spiral coiled tube water passage. According to the technique, the spiral coiled tube water passage made of stainless steel or copper is prefabricated firstly, and the upper end and the lower end of the spiral coiled tube water passage are provided with a water inlet and a water outlet which are capable of being exposed out of the column face of a motor shell correspondingly. A foaming mold is utilized for positioning and forming, an integrated motor shell EPS white mold internally comprising the prefabricated spiral coiled tube water passage can be machined through one-time forming, and then through the expendable pattern casting technique, the aluminum alloy motor shell internally provided with the spiral coiled tube water passage in an embedded mode is casted. An auxiliary structure capable of being tightly combined with the casted aluminum alloy shell is arranged on the spiral coiled tube water passage, internal stress generated by cold-hot change is reduced, and the shell is prevented from cracking. The spiral coiled tube water passage is further connected with a casting technique supporting framework, the aluminum alloy motor shell internally provided with the spiral coiled tube water passage can be stably and reliably casted on a large scale through an expendable pattern, the prefabricated spiral coiled tube water passage does not need to be filled with sand before casting, the water passage is smooth and not prone to being plugged, and it is ensured that the cooling effect is good.

The invention relates to an automobile gutter channel assembly which comprises a gutter channel. The gutter channel comprises a first bent part, a bottom board and a second bent part, all of which aresequentially connected and are each in a U shape. The upper end of the first bent part is connected with a first flanging part extending to the outer side of the gutter channel, and the upper end ofthe second bent part is connected with a second flanging part extending to the outer side of the gutter channel. The bottom board is in a shape with the middle portion higher than the two ends, drainholes are formed in the two ends of the bottom board, a downward-recessed section is arranged on the middle portion of the first flanging part, the two ends of the second flanging part are connected with a right gas supporting rod support component and a left gas supporting rod support component, the second flanging part is further connected with a gutter channel crossbeam assembly, the upper sideof the first flanging part is sequentially connected with a front windshield lower crossbeam connecting board assembly and a front windshield lower crossbeam upwards, and the face, facing the outer side of the gutter channel, of the first bent part is connected with a pedal tubular beam installation support component. By the adoption of the automobile gutter channel assembly, the problem of partrusting caused by bad accumulated water flow guidance is solved effectively, the rigidity and the rigidity of a whole automobile after the whole automobile is connected can be effectively guaranteed,and the automobile gutter channel assembly can be conveniently connected with other parts of the whole automobile.

The invention relates to an aluminum alloy fireproof window provided with a built-in opening and closing device and having a self-locking function. The aluminum alloy fireproof window includes a window sash, a window frame, a window closing device, a connecting rod, a sliding block, a sliding block limiting mechanism and a locking mechanism. The window sash is provided with a frame, the window frame is rotatably connected with one side of the window sash frame, the window closing device is embedded in an upper frame of the window sash, and the connecting rod is connected with the window closing device and the sliding block limiting mechanism. The sliding block and the sliding block limiting mechanism are arranged in a sliding rail disposed in the upper portion of the window frame, and thelocking mechanism is arranged in the frame of the side of the window sash and is in clamped connection with the window frame. The aluminum alloy fireproof window is attractive, does not occupy space,does not affect the installation of a screen window, is not contaminated easily and facilitates cleaning. A limiter has a moderate degree of force on the sliding block, and in the event of a fire, thelimiter can be timely unhooked to release the sliding block. After the locking mechanism closes the window sash, the sealing performance is better, so that expansion air flow in the event of a fire pushes window seams open and causes the fire to leap up, and the safety of the fireproof window is further enhanced.

The invention belongs to a two-way multifunctional electromagnetic valve which comprises a valve body and an electromagnet part. The electromagnet part adopts a coil injection-molding assembly; and a TVS (transient voltage suppressor) pipe is arranged in the coil injection-molding assembly. The valve adopts a valve core structure that springs are embedded in a static magnetic core and a dynamic magnetic core and a structure that the static magnetic core is combined with a metal sleeve, has the structure characteristics that a rubber sealing layer at the front end of the dynamic magnetic core simultaneously separates a medium inlet and a medium outlet of the valve body and the medium inlet and the medium outlet are exchangeable, and is an electromagnetic valve which can simultaneously controlled by a direct current signal and a direct current pulse electric signal and further can be simultaneously applicable to a gas medium or a liquid medium, and the medium inlet and the medium outlet of the valve can be used in an exchangeable way.

The invention provides a lithium battery liquid cooling box which comprises a casing, a flat heat pipe, a casing cover and a liquid cooler; the square casing comprises a base plate, two long side plates and two short side plates, and the base plate, two long side plates and two short side plates form a cavity for placing a lithium battery group; the flat heat pipe is placed in the bottom of the cavity, and includes a U-shaped seal pipe in the external and an imbibition core, a gas channel and a work liquid in the internal; the bottom of the flat heat pipe is placed on the base plate, the two sides of the flat heat pipe makes contact with the two long side plates respectively, and the flat heat pipe is used to transfer heat of the lithium battery group mounted in the upper to the two long side plates; the casing cover is detachably mounted on the casing, and is used to enclose the cavity; and the liquid cooling device is hollow and arranged surrounding the casing, and includes an inletand outlet, the cooling inlet enters the inside of the liquid cooling device via the inlet and flows out of the outlet, and the liquid cooling device is used to cool the two long side plates.

The invention discloses a wireless cutter damage detection device for a processing center and a detection method thereof. The detection device comprises a cutter length detection device and a wireless transmitting and receiving device, wherein the cutter length detection device consists of a base, an expandable mandrel, a first fastening screw nail, a second fastening screw nail and a spring, and the wireless transmitting and receiving device consists of a wireless transmitting device and a wireless receiving device. The detection method includes: the wireless cutter damage detection device for a processing center is arranged on a machine tool, an output end of the wireless receiving device is connected to an input terminal of a machine tool controller, when working, the machine tool controller controls a cutter to be fed to a set position, the cutter presses the expandable mandrel, when the machine tool controller receives a wireless signal, the machine tool can continuously execute, when the machine tool controller does not receive the wireless signal, the cutter is damaged, and then the machine tool stops working and alarms. The wireless cutter damage detection device is simple in structure, does not affect installation of fixtures, and is free of processing interference.

The invention relates to an adjustable base station antenna reflection frame comprising a hoop, a supporting pipe and two base station antenna reflection frame main bodies, wherein the supporting pipe comprises a reverse hoop, a transverse supporting rod and a longitudinal supporting rod; one end of the transverse supporting rod is fixedly connected with the longitudinal supporting rod, and the other end of the transverse supporting rod is fixedly provided with the reverse hoop; each base station antenna reflection frame main body comprises a metal frame and a metal mesh, each metal frame comprises a backward rectangular metal frame and a sidewise rectangular metal frame, each backward rectangular metal frame and each sidewise rectangular metal frame are inward and forms a bevel, a fixing seat is arranged at the edge of the horizontal plane of each backward rectangular metal frame and comprises a base and press plates, a slot body is formed in each base, and the press plates are arranged on the two sides of each slot body in an extending manner; the transverse supporting rod penetrates through the slot bodies of the fixing seats of the antenna reflection frame main bodies, and the presses plates fix the transverse supporting rod and connect the two base station antenna reflection frame main bodies in an opposite direction. The adjustable base station antenna reflection frame disclosed by the invention utilizes an adjustable installation manner and can comprehensively restrain interference signals, generating out of a radiation range, of side lobes and back lobes of the antennae.

The invention discloses a clearing device for a worktable of a numerical control machine tool. The clearing device comprises a worktable main body with chutes; a strip pulling tray is arranged in each chute in the worktable main body; a hairbrush is arranged above each pulling tray. The clearing device disclosed by the invention has the beneficial effects that by installing each pulling tray in the corresponding chute in advance, after processing is performed by the numerical control machine tool, impurities, such as scrap iron, fall on the pulling trays; by drawing out the pulling trays, the impurities are brought out by the hairbrushes on the pulling trays; the clearing device is simple and practical; meanwhile, bolt installation is not influenced by the hairbrushes.

The invention discloses an anti-static flexible circuit board, which includes a base plate, and support blocks are distributed on the upper and lower surfaces of the base plate. The anti-static flexible circuit board has a simple structure, and provides a first copper foil board and a second copper foil board through the base plate. A certain rigid support ensures the overall stability of the circuit board, and is connected by equidistantly distributed adhesive boards to provide deformation space for the flexible bending of the first copper foil board and the second copper foil board to avoid excessive concentration of internal stress during bending At the same time, the deformation of the rubber pad weakens the curvature of the first copper foil board and the second copper foil board, and the cavity between the support blocks provides a heat dissipation channel for the heat generated by the operation of the circuit board, which is convenient for heat dissipation and ensures the normal operation of the circuit board. When working, the side cover provides end protection and connection support. The shrapnel and sliding strip ensure the grounding support of the circuit board, which is convenient for the diversion of static electricity. It can be hidden in the end groove without affecting the installation of the circuit board. The anti-static effect is good. Easy to produce and use.

The invention relates to a process method for forging a low door type front axle of a heavy commercial vehicle, which mainly includes the steps: producing a forging piece with the weight larger than that 140Kg on a 125MN hot die forging press; adopting a three-path rolling forging die; setting a V-shaped groove for the forming bending die, and extruding a spring seat portion difficult to form in advance to form; performing die stripping by adopting the smallest draft angle, namely, when a spring seat is wider than 170mm, a lubricating device and an ejecting device are in normal operation, and the draft angle is 1.5 degrees; by means of designing the die into a step shape, sectionally burring so that equipment loads are reduced; and burring after the die firstly contacts with the middle of the front axle and then contacts with two ends of the front axle, so that burring is continuous and the equipment loads are reduced. The process method has the advantages that raw materials and energy resources are saved, forging qualified rate is increased, and production efficiency is improved.

The invention discloses an FPC steel sheet mold inner back rubber mold. The FPC steel sheet mold inner back rubber mold comprises an upper mold and a lower mold, wherein a positioning assembly, a shaping assembly and a stamping assembly are arranged on the lower mold; the positioning assembly, the shaping assembly and the stamping assembly are sequentially arranged along the conveying direction ofa base tape; a punching knife is arranged at the position, corresponding to the shaping assembly, in the upper mold; a feeding assembly used for conveying a thermosetting adhesive tape to the stamping assembly is arranged in the upper mold; a feeding channel used for containing the base band and heating the FPC steel sheet on the base band, and a back rubber channel used for conveying the thermosetting adhesive tape are arranged in the stamping assembly; a stamping head is arranged in the upper mold; and after the upper mold and the lower mold are combined, the punching knife can be used forshaping the FPC steel sheet on the shaping assembly, and the stamping head can stamp the thermosetting adhesive tape in the back rubber channel on the FPC steel sheet in the feeding channel. Accordingto the mold, a mold structure design is adopted, so that after the upper mold and the lower mold are combined, the positioning assembly, the shaping assembly and the punching assembly can simultaneously process the FPC steel sheets at the corresponding positions, and the assembly line production is realized, so that the production efficiency is obviously improved, and the machining precision is guaranteed.

The invention provides a cooling apparatus for a hot nozzle of an injection mould and belongs to the technical field of plastic mould manufacturing. The invention solves problems of poor cooling effects and uncontrollable temperature in the hot nozzle of an injection mould in the prior art. The injection mould in the invention includes a moving die, a fixed die and the hot nozzle which passes through the fixed die. The cooling apparatus includes a cooling water well, a water inlet flow path and a water outlet flow path which are all arranged in the moving die. The upper part of the cooling water well is a cooling chamber which is arranged below the hot nozzle. The water inlet flow path and the water outlet flow path are both communicated with the cooling water well. A flow guide member is arranged inside the cooling water well and is used for guiding cooling water flowing into the cooling water well from the water inlet flow path to pass through the cooling chamber and then flow into the water outlet flow path. The cooling apparatus can quickly reduce the temperature of the hot nozzle and an injection moulding part.

The invention relates to a small propeller rotation speed measurement device and a measurement method thereof and belongs to the field of automatic detection. The measurement device comprises telescopic supporting legs, a first measurement ring which is set horizontally, a second measurement ring which is set horizontally, a laser transmitter, a laser receiver, a supporting frame and a data collection computer. The telescopic supporting legs are fixedly connected with a bottom surface of the first measurement ring. The second measurement ring is located above the first measurement ring. One end of the supporting frame is fixedly connected with the first measurement ring, and the other end is fixedly connected with the second measurement ring. The laser transmitter is fixedly connected withthe first measurement ring. The laser receiver is fixedly connected with the second measurement ring. The laser receiver and the laser transmitter are set oppositely. The data collection computer iselectrically connected with the laser receiver. The measurement device has the beneficial effects that the whole measurement device is completely independent, is integrated and is not connected with apropeller and a control system thereof, so mounting is convenient and repaid and measurement is facilitated.

The invention discloses a medical nursing bed. The medical nursing bed comprises hydraulic lifting support legs, a bed board frame is arranged at the upper ends of the hydraulic lifting support legs and is in an n shape, and an opening of the bed board frame is formed in a bed tail; a movable bed board is arranged at the upper ends of support plates, sliding grooves are formed in the two sides ofthe lower end face of the movable bed board, the movable bed board is internally provided with insertion grooves, and the insertion grooves are perpendicular to handrail storage grooves; sliding rodsare inserted in the insertion grooves, one end of each sliding rod is rotatably connected with a rotating rod, and one end of each rotating rod is provided with a handrail. According to the medical nursing bed, through the arrangement of the hydraulic lifting support legs, the overall height is conveniently adjusted; by adopting a technology of separating the movable bed board and the bed board frame, the movable bed board can be detached from the bed board frame, a patient is conveniently conveyed, the time of conveying the patient is shortened, the rescue efficiency is improved, and the assistance of multiple persons is not needed; through the arrangement of L-shaped sliding rails and sliding grooves, the movable bed board is reset conveniently.

The invention discloses energy-saving steel structure welding equipment, and belongs to the technical field of steel structure welding. The energy-saving steel structure welding equipment comprises asliding rail, the top of the sliding rail is slidably connected with a portal frame, the top of the portal frame is slidably connected with two positioning blocks, and the tops of the positioning blocks are provided with cleaning devices for treating smoke dust and gas extracted by exhaust pipes; the cleaning devices comprise positioning boxes fixedly arranged at the tops of the positioning blocks, exhaust fans are fixedly arranged at the ends, away from the exhaust pipes, in the positioning boxes, a heating assembly, an absorption assembly and a detection device are sequentially arranged in each positioning box, air discharging pipes are fixedly arranged at the ends, away from the exhaust pipes, of the positioning boxes, first electromagnetic valves are fixedly arranged on the air discharging pipes, circulating pipes are fixedly arranged at the positions, located on the air discharging pipes, of the positioning boxes, the ends, away from the exhaust pipes, of the circulating pipes extend into the positioning boxes and to the sides, away from the absorption assemblies, of the heating assemblies, and second electromagnetic valves are fixedly arranged on the circulating pipes. The equipment has the effect of reducing the emission of toxic gas carbon monoxide into the air.

The invention discloses a combined battery cell bracket structure. The combined battery cell bracket structure comprises a casing and a battery cell bracket, wherein the battery cell bracket is arranged in the casing and provided with battery cell holes; the battery cell bracket among the battery cell holes is provided with lightening holes; first clamping grooves are formed in two adjacent side faces of the casing; first clamping blocks are arranged on another two adjacent side faces of the casing; a connecting block is arranged on the bottom surface of the casing; a connecting groove is formed in the top of an inner cavity of the casing; end covers are arranged on the top surface and the bottom surface of the casing; a connecting piece is arranged between the end cover on the top surfaceand the end cover on the bottom surface of the casing. A battery cell is put into each battery cell hole; according to the size of a battery pack, the first clamping block of one battery cell bracketis clamped in the corresponding first clamping groove of the other battery cell bracket, and the connecting block of one layer of battery pack is inserted into the connecting groove of the other layer of battery pack; the end covers are respectively arranged on the upper end face and the lower end face of the battery pack, and second clamping blocks are clamped into second clamping grooves, so that the whole battery pack is fixed and serial and parallel splicing of the battery cell bracket with any quantity is realized.