42results about How to "Convenient for regular inspection" patented technology

The invention provides an inner hole grooving device and a using method. The inner hole grooving device comprises a grooving device body installed on a machine tool tailstock, the grooving device body is coaxial with a workpiece installed on a machine tool chuck, and a plurality of sliding supporting bases are arranged between the grooving device body and a machine tool sliding rail; the grooving device comprises a shell supporting assembly and an internal feeding assembly, the internal feeding assembly is located in the shell supporting assembly and slides, a cutting tool moving in the radial direction is arranged at the end of the shell supporting assembly, and a tool in the cutting tool is used for cutting the inner wall of the workpiece; the cutting tool is located at the end of the grooving fixing cylinder through a clamping groove structure and slides in the radial direction, a dovetail wedge block is fixedly arranged on the bevel edge of the right-angle driving plate, a dovetail sliding groove is formed in the bottom of the cutting tool, and the dovetail wedge block abuts against the interior of the dovetail sliding groove. According to the inner hole grooving device, through the precise design and the efficient control system, the machining precision and stability are improved, the operation and maintenance process is simplified, and the overall production efficiency and product quality are improved.

The utility model belongs to the technical field of motor vehicles and air filters, and particularly relates to an air filter. The air filter comprises a shell and further comprises an air inlet pipe and an exhaust pipe which are connected to the shell. A filter element is arranged in the shell and divides the inner space of the shell into an air inlet cavity and an air outlet cavity. The shell comprises a first filter shell and a second filter shell which are in butt joint, a first butt joint edge is arranged at an opening of the first filter shell, and a second butt joint edge is arranged at an opening of the second filter shell; the filter element comprises a filter element with a certain thickness and a sealing frame body arranged along the edge of the filter element, and the sealing frame body has elasticity; when the first filter shell and the second filter shell are in a butt joint state, the sealing frame body is pressed and fixed between the first butt joint edge and the second butt joint edge. The air filter provided by the utility model has excellent sealing performance and stability, and can effectively block tiny particulate matters, reduce the abrasion of foreign matters to internal parts of an engine and prolong the service life of the engine.

The invention relates to the technical field of wind-solar power generation, and discloses a wind-solar complementary power generation device with a storable photovoltaic panel, which comprises a mounting seat, a tower is mounted on one side of the outer wall of the mounting seat, the photovoltaic panel is mounted on one side of the outer wall of the tower, the photovoltaic panel is connected with the tower through a folding and unfolding mechanism, a fixed shaft is mounted at one end of the tower, and the fixed shaft is connected with the mounting seat. And blades are arranged on one side of the outer wall of the fixed shaft. The folding and unfolding mechanism comprises a fixing frame, the fixing frame is installed on one side of the outer wall of the tower, fixing frames are installed on one side of the outer wall of the fixing frame, and first rotating shafts are installed on one sides of the outer walls of the two fixing frames. Through the folding and unfolding mechanism, the angle can be dynamically adjusted according to the sun position, it is ensured that the sun is perpendicular to light as many time periods as possible all day long, illumination is received to the maximum, and the photoelectric conversion efficiency is improved; and on the other hand, blades of the wind power generation part are matched with the adjusting assembly, and the pitch angle can be accurately adjusted no matter how the wind speed and the wind direction change.

The utility model relates to the field of meter boxes, and discloses a direct-in meter box cost control switch convenient operation mechanism, which comprises a meter box body, a switch body is arranged in the meter box body, the inner wall of the meter box body is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a positioning block I, the outer wall of the rotating shaft is fixedly connected with a positioning block II, and the outer wall of the rotating shaft is fixedly connected with a positioning block II. A pressing block is fixedly connected to the outer wall of the first positioning block, a reset spring is arranged on the inner wall of the meter box body, and the outer wall of the reset spring is arranged on the inner wall of the pressing block. According to the utility model, the switch body is pulled outwards, then the first clamping block is driven by the switch body to move synchronously, and then the second clamping block is driven by the first clamping block to move synchronously, so that maintenance personnel can maintain or replace the switch body conveniently, meanwhile, large-scale disassembly and modification of the whole meter box body are avoided, the maintenance time is shortened, and the maintenance efficiency is improved. And inconvenience caused by power failure is reduced.

The utility model relates to a waterproof photovoltaic connector protection device, which comprises a main body sealing element and a waterproof element, the main body sealing element comprises a lower shell and an upper shell, the lower shell and the upper shell are buckled and matched to form an inner cavity for placing a photovoltaic connector, and the waterproof element is arranged between the matching surfaces of the lower shell and the upper shell and is used for preventing water from entering the inner cavity. The two side edges of the lower shell are provided with open grooves, one end of each open groove is provided with a buckling piece, the two side edges of the upper shell are provided with buckling piece holes, and each buckling piece comprises an upper convex buckle, a middle buckle and a lower convex buckle. After the upper protruding buckle penetrates through the buckle piece hole, one side of the upper protruding buckle protrudes out of the buckle piece hole, one side, close to the inner cavity, of the middle buckle is clamped in the buckle piece hole, the lower protruding buckle is located below the buckle piece hole, and one side, away from the inner cavity, of the lower protruding buckle protrudes out of the buckle piece hole. By adopting a multi-sealing structure design, reliable sealing is ensured after the photovoltaic connector is butted, water is prevented from entering from a butting gap, the stability of a photovoltaic system is further improved, the failure rate caused by a humid environment is reduced, and the service life of the connector is prolonged.

The utility model belongs to the technical field of ceramic granule dust removal, specifically relates to a ceramic granule dust removal device. It includes dust removal case, is provided with feed inlet and dust outlet in the top of dust removal case, is provided with the discharge gate and dust collecting port of dust removal case's first side bottom and second side bottom respectively, is provided with a plurality of filter plates in dust removal case inside up and down interval, is provided with electric conveyer belt outside dust removal case, the feed end of electric convey belt extends to the discharge gate of dust removal case, the discharge end of electric convey belt extends to finished product packing warehousing, is provided with a plurality of electrostatic dust removal units along material transmission direction interval in electric conveyer belt top, and electrostatic dust removal unit removes the dust particle that adheres to the surface of ceramic granule through electrostatic adsorption ceramic granule surface fine dust particle and realizes ceramic granule dust removal. The utility model removes the dust particle that adheres to the surface of ceramic granule through the combination of dust removal case and electrostatic dust removal two ways, solves the problem that the use of ceramic granule is limited because of the dust particle that adheres to the surface.

The utility model relates to the field of cable fixing, and discloses an automatic transformer station cable fixing device, which comprises a base, a clamping shell is fixedly connected in the base, a sliding block is slidably connected in the clamping shell, the top end of the sliding block is rotatably connected with a clamping column, and the clamping column is fixedly connected with the base. The left end and the right end of the sliding block are both fixedly connected with elastic pieces, the bottom end of the sliding block is fixedly connected with a thrust spring, the interior of the base is slidably connected with a fixing column, the interior of the fixing column is slidably connected with a sliding column, and the exterior of the fixing column is fixedly connected with a spring assembly. According to the fixing device, the fixing column is inserted into the clamping shell through the structures such as the sliding block, the elastic piece and the thrust spring, so that the sliding block is pushed upwards by the thrust spring, the fixing column is clamped by the clamping column, the fixing device is convenient to disassemble and replace, the whole fixing device does not need to be removed, maintenance and replacement work is greatly simplified, and labor cost is reduced.

The dustproof plugging device comprises a frame, the left side and the right side of the interior of the frame are movably connected with movable frames, the opposite sides of the two movable frames are fixedly connected with first organ cloth, and the opposite sides of the two movable frames are fixedly connected with second organ cloth and third organ cloth respectively. Transverse plates are fixedly connected to the front side and the rear side of the bottom of the frame, and connecting pieces installed on the transverse plates are arranged at the bottom of the movable frame. The dustproof plugging device for the hoist has the advantage of dynamic sealing, and solves the problems that in the using process of an existing dustproof plugging device for the hoist, good sealing performance is difficult to keep while a steel wire rope of the winch hoist frequently reciprocates, and dust and water vapor are prone to leakage.

The invention discloses fixed-length shearing equipment which comprises a supporting frame, a cutter fixing mechanism is arranged on the supporting frame, the cutter fixing mechanism comprises a fixing roller fixedly installed on the supporting frame, a first fixing frame is arranged on the fixing roller, one end of the first fixing frame is rotationally connected with a second fixing frame, and the first fixing frame and the second fixing frame are fixed through rotation of a crank disc. When the cutter locking device is used, stopping and limiting of the cutter can be cancelled at the same time, the cutter is lifted and collected under the counter-acting force of a torsional spring, meanwhile, a transmission rod can be driven to push locking assemblies of all the cutter to move upwards for unlocking, abrasion of the cutter can be reduced, the service life of the cutter is prolonged, and equal-distance adjustment can be conveniently conducted after locking is cancelled; the cross connecting rod assembly is pushed through the air cylinder to drive all the cutting tools on the fixed roller to be adjusted at equal intervals along the adjusting sliding frame, the cutting requirements of different widths can be met, it is guaranteed that the distances between the blades are consistent through equal-distance adjustment, and therefore it can be guaranteed that cut strip-shaped products are uniform in size.

The utility model relates to an electric control silicone oil water pump with a pump shell base, which is characterized in that one side of the pump shell base comprises a pump shell base shaft barrel and eight large ribs, the pump shell base shaft barrel axially protrudes and is used for mounting a shaft connecting bearing, and the eight large ribs extend from the outer wall of the pump shell base shaft barrel to the circumference of the pump shell base and are used for supporting, the first large rib is a vertical protruding rib located below the pump shell base shaft barrel. The second large rib and the third large rib are protruding ribs located on the left side of the pump shell base shaft barrel, and the included angle between the second large rib and the third large rib is parallel to the bending included angle of the belt. The fifth large rib and the seventh large rib are protruding ribs located on the right side of the pump shell base shaft barrel, and the included angle between the fifth large rib and the seventh large rib and the main motion included angle of the belt form a symmetrical included angle. By integrating key components and an effective moisture management system, the reliability of the water pump system is improved, the maintenance requirement is reduced, and the supporting shaft connecting bearing bears the torsion of 25 NM.

The rare earth household fuel gas energy-saving and environment-friendly device comprises a connecting pipeline and a flange, the surface of the inward side of the connecting pipeline is in threaded connection with a connecting assembly, the surface of the connecting assembly is movably connected with mixing equipment, and the flange is fixedly connected to the surface of the outward side of the connecting pipeline; the mixing equipment comprises a first limiting metal plate, a metal transverse plate and a connecting device, the metal transverse plate is in threaded connection with the surface of the outward side of the first limiting metal plate, and the first limiting metal plate is installed at the outward end of the connecting device. By arranging the plastic shell, the limiting connecting piece, the limiting cover plate and the clamping assembly, the plastic shell drives the limiting connecting piece to be inserted into the front end of the clamping assembly, the position of the plastic shell can be determined, then a nut is rotated, the nut rotates on the front face of the limiting cover plate, and the limiting cover plate and the clamping assembly can be in threaded connection; the plastic shell can be quickly and conveniently disassembled, the permanent magnet can be conveniently disassembled and replaced, and the permanent magnet can be maintained.

The utility model discloses a flange plate welding device for flange production, which relates to the technical field of flange plate manufacturing and comprises a base, a support frame is fixedly mounted in the base, a controller is fixedly mounted on the side wall of the base, and a three-jaw chuck is fixedly mounted on the top surface of the base. A protection assembly is arranged on the base and comprises a protection shell, the protection shell is fixedly installed on the top face of the base, an opening is formed in the front side wall of the protection shell, the three-jaw chuck is located in the opening, and the protection assembly further comprises filtering pieces. The influence of welding waste gas on workers is effectively prevented, meanwhile, the eyes of the workers are protected, in addition, the detachable design of the filter box facilitates cleaning and replacement of filter materials, the practicability of the device is improved, and the service life of the device is prolonged.

The application discloses a near-zero-consumption building construction activity board house wall structure, which comprises a positioning base, an I-shaped clamping plate and a board house wall body, the positioning base is anchored to a foundation, an I-shaped clamping plate is fixed above the positioning base, a sealing gasket is bonded to the inner side of the I-shaped clamping plate, and the two I-shaped clamping plates are clamped with the two sides of the board house wall body through the sealing gaskets respectively, the board house wall body comprises a water tank, an outer wall body, an inner wall body, a thermal insulation board and an interior trim board arranged in sequence from left to right, a vacuum assembly is arranged between the outer wall body and the inner wall body so as to reduce heat propagation, and a phase change material is arranged between the thermal insulation board and the interior trim board, the structure not only can realize good thermal insulation, but also has good heat storage function.

The utility model provides an escalator system fault device which comprises a main body assembly, a dismounting assembly is arranged on the rear surface of the main body assembly, and the dismounting assembly comprises a mounting base, a fixing plate, a through hole, a guide rail, a sliding rod, a first connecting rod, a supporting plate, a guide rod, a spring, a second connecting rod and a limiting rod. Fixing plates are symmetrically and fixedly connected to the top and the bottom of the mounting seat, through holes are formed in the front surfaces of the fixing plates, and a guide rail is fixedly connected to the top of the mounting seat. The sliding rod is pushed to move along the guide rail, the first connecting rod is used for driving the second connecting rod to rotate, the limiting rod is made to move, when a fault device is installed, the device is placed on the installation base, the limiting rod enters the clamping groove, when installation and dismantling are completed, dismantling can be conducted by pushing the sliding rod to enable the limiting rod to retreat from the clamping groove, operation is easy and convenient, and practicability is high. Time is saved, regular inspection and maintenance of fault devices by workers are facilitated, and maintenance efficiency is improved.

The application discloses an oil tank breathing emission monitoring device, which comprises a collecting unit, an L-shaped pipeline and a flow monitoring unit. The collecting unit is in sealing connection with a breathing valve of the oil tank. The L-shaped pipeline comprises a horizontal section and a vertical section. The horizontal section is in communication with the collecting unit. The flow monitoring unit is arranged in the horizontal section. The device further comprises a concentration monitoring unit. The concentration monitoring unit comprises a plurality of first concentration sensors and a plurality of second concentration sensors. The first concentration sensors are distributed on a horizontal section of the vertical section. The second concentration sensors are divided into multiple layers and arranged above the vertical section. Each layer comprises four second concentration sensors, which correspond to the east, west, south and north positions of the pipe wall of the vertical section respectively. A wind speed meter is arranged directly above the vertical section. The application also discloses an oil tank breathing emission monitoring method. The device can eliminate the influence of the structure of the breathing valve, the working state of the tank and environmental conditions, and realize continuous, stable and real-time monitoring of the flow and concentration of the breathing valve emission gas of the oil tank.

The utility model discloses a liquid nitrogen injection assembly, including the storage tank, the storage tank fixedly connected with the feed inlet, the feed inlet is connected with the sealing cover, and the inside insertion of sealing cover has injection pipe, and one end fixedly connected with the positioning cylinder of injection pipe, through setting the cooperation and use of storage tank, feed inlet, sealing cover, injection pipe, air inlet pipe, the cooperation and use of the blocking assembly of type frame and plugging assembly, the close cooperation of sealing cover and feed inlet, and the setting of blocking assembly, effectively prevent the leakage of liquid nitrogen in the storage and injection process, reduced the security risk of liquid nitrogen leakage and caused, such as personnel frostbite, equipment freeze damage and environmental pollution etc, and the blocking assembly and sealing cover etc.

The utility model discloses a prevent liquid tray of installing on horizontal battery holder, including tray body, the bottom of tray body is provided with cooperation groove, fixed part, fixed part swing plug -in cooperation groove in tray body, fixed part includes the base plate of extending along vertical direction and the card tongue of extending along horizontal direction, be equipped with fixed hole on the base plate, cooperation groove includes the sliding slot of setting up in tray body bottom, for fixed part sliding embedding, cooperation groove still includes along the slot of extending to the insertion slot of card tongue insertion to the inside. The utility model discloses through setting up detachable fixed part and horizontal battery holder cooperation, make tray body can install to horizontal battery holder quickly, simply, also facilitate to carry out regular inspection, cleaning or replacement, utilize the guide insertion of sliding slot and insertion slot, realize the quick connection of fixed part with horizontal battery holder through fixed hole, can also ensure that tray body is not easy to displace or fall off because of vibration or external force after installation.

The utility model discloses a server cabinet with a cooling structure, which comprises a shell, a cabinet door arranged at the front end of the shell, universal wheels arranged at the lower end of the shell, a mounting plate arranged on the rear side of the shell, a cooling tank arranged in the middle of the mounting plate, a cooling plate arranged in the cooling tank, and a support frame arranged on the front end of the shell, the supporting frame is installed in the shell, the outer side of the supporting frame is connected with a first connecting block, a cooling pipe is arranged on the inner side of the supporting frame, an electronic element body is arranged on the inner side of the cooling pipe, a first limiting block is arranged on the outer side of the electronic element body, and a water injection groove is formed in the supporting frame; and the rear side of the supporting frame is connected with a connecting pipe. The server cabinet with the cooling structure has a relatively good heat dissipation effect in the use process, so that the work of electronic components is not easily influenced by high temperature, meanwhile, a certain dustproof effect is achieved, the maintenance cost of the device is reduced, and the server cabinet has relatively good adaptability.

The utility model discloses power distribution control equipment convenient to maintain, relates to the field of power distribution control equipment, and aims to solve the problem that a control assembly of the power distribution control equipment in the prior art is mounted in a control cabinet, and the internal structure of the control cabinet is relatively compact, so that the control assembly is relatively inconvenient to disassemble and maintain. A plurality of mounting frames are fixedly connected to the rear end face in the control cabinet, two brackets are connected to the front ends of the mounting frames, linear guide rails are fixedly connected to the two sides of the middle of the upper end of each bracket, a mounting plate is jointly connected to the upper ends of the two linear guide rails, and sliding blocks are fixedly connected to the two sides of the middle of the lower end of the mounting plate. And the upper end of the mounting plate is fixedly connected with a control assembly.

The utility model relates to a special burner for an industrial gas kiln, which comprises a burner body, a mounting box, a vehicle body and an extending spray pipe, and a reciprocating type moving mechanism is arranged outside the vehicle body; the reciprocating type moving mechanism comprises a driving motor fixedly installed on the back face of the installation box, an output shaft of the driving motor is fixedly connected with a lead screw, the outer surface of the lead screw is sleeved with a threaded sleeve in a threaded mode, the interior of the installation box is fixedly connected with a sleeve rod, and the top of the threaded sleeve and the top of a sliding sleeve are both fixedly connected with connecting rods. The top of the connecting rod is fixedly connected with a movable platform, and the bottom of the burner body is fixedly connected with the top of the movable platform. According to the combustor special for the industrial gas kiln, the reciprocating type moving mechanism is arranged, so that the flame jetting position of the combustor body is continuously changed, internal materials are smelted more evenly, then smelting through multiple combustors is not needed, energy loss is effectively reduced, and use is more facilitated.

The utility model discloses a kind of high sealing observation windows of cremator, including two I-beam reinforcing plates, the upper and lower ends of two I-beam reinforcing plates are clamped with reinforcing plate, the reinforcing plate is connected by locking mechanism and I-beam reinforcing plate, glass body is installed between two I-beam reinforcing plates and two reinforcing plates, the periphery of glass body is clamped with sealing strip, glass body is composed of nano coating toughened glass, low emissivity film and quartz glass, the sealing strip is sequentially composed of first foamed silica gel layer, ceramic fiber matrix, aerogel layer and second foamed silica gel layer from inside to outside. The utility model can effectively prevent carbonization or cracking of sealing material under high temperature, while composite sealing structure significantly improves sealing performance and durability, in addition, three-layer structure synergistic effect, comprehensively improve the visibility, security and functionality of observation window, realize multifunctional protection.

The utility model discloses an MC nylon wheel with a split structure, and relates to the technical field of MC nylon wheels, the MC nylon wheel comprises a mounting part and consumption parts, the consumption parts are connected to the two sides of the mounting part, each consumption part comprises a first grinding wheel disc used for an automatic production line polishing procedure, and a second grinding wheel disc is arranged on one side of each first grinding wheel disc; the mounting component comprises a supporting wheel disc and a first hinge hole, the supporting wheel disc is used for the polishing process of the automatic production line, and the first hinge hole is formed in the middle of the supporting wheel disc in a penetrating mode. According to the design, worn consumption parts are allowed to be rapidly replaced, the whole MC nylon wheel does not need to be replaced, therefore, the maintenance cost of the polishing procedure of an automatic production line is reduced, meanwhile, the split type structure facilitates regular inspection and maintenance of the wheel, and the operation stability and reliability of the automatic production line are improved.

The utility model discloses an electric wire and cable take-up and pay-off lifting device, and relates to the technical field of electric wire and cable lifting mechanisms. In order to solve the problems that a probe or a proximity switch is damaged due to unreasonable detection point location of an existing lifting mechanism, so that a transmission chain is damaged or a motor electric appliance is burnt out due to mechanical locking, the following technical scheme is provided: the lifting mechanism comprises a support frame, a lifting assembly, an anti-locking mechanism and a drum assembly which are connected in sequence; the anti-locking mechanism comprises a descending induction piece arranged on one side of the bottom of the lifting assembly, a transmission buffer sleeve connected with the bottom of the lifting assembly and the bottom of the descending induction piece and a descending induction probe arranged on the top of the disc assembly, and a descending induction piece moving groove is formed in the side wall of the transmission buffer sleeve. And the descending induction piece moves up and down in the descending induction piece moving groove. According to the utility model, the safety and the efficiency of operation are improved, the maintenance cost is reduced, and the reliability and the application range of the system are enhanced.

The invention provides a liquefied hydrocarbon storage tank system covered with a prefabricated hole body. The liquefied hydrocarbon storage tank system comprises a liquefied hydrocarbon storage tank body, the concrete prefabricated hole body, a storage tank body support, a basin type support and a fire-fighting spraying system. The liquefied hydrocarbon storage tank body is connected with a bottom foundation of the concrete prefabricated hole body through the storage tank body support, the concrete prefabricated hole body surrounds the periphery of the storage tank, and a certain interval is kept between the liquefied hydrocarbon storage tank body and the concrete prefabricated hole body; the basin-type support is arranged between a liquefied hydrocarbon storage tank support and a base on a bottom foundation so as to provide the capacity of transverse displacement of the storage tank; the fire-fighting spraying systems are uniformly arranged on the inner side of the concrete prefabricated hole body; the liquefied hydrocarbon tank area comprises a plurality of liquefied hydrocarbon storage tank bodies, and each liquefied hydrocarbon storage tank body is independently sealed in the corresponding independent prefabricated hole body. The problem that deep inspection is difficult to carry out in a traditional soil covering type storage tank system can be solved, inspection and defect repair of the storage tank can be completed without removing covering soil, and the maintenance efficiency is improved.

The utility model belongs to the technical field of gas safety detection, and particularly relates to a gas leakage alarm device of a gas ultrasonic gas meter, which comprises a gas leakage alarm device shell, a gas leakage detection component is arranged in the gas leakage alarm device shell, and a sensor protection component is mounted on the side of the gas leakage detection component. An alarm lamp is installed on the top of the air leakage alarm device shell, the side of the alarm lamp is electrically connected with a buzzer, and the bottom of the air leakage alarm device shell is in threaded connection with an air leakage alarm fixing assembly. The gas leakage detection assembly comprises a gas sensor, a telescopic shell, a telescopic inner core, a main power supply, a rotating piece and a control power supply, the outer wall of the gas sensor is electrically connected with the telescopic shell, and the telescopic inner core is slidably connected into the telescopic shell; according to the utility model, the gas leakage alarm device can be conveniently fixed at a proper height, the dismounting is more convenient, meanwhile, the gas sensitive sensor is protected, and dust accumulation and influence on sensitivity are prevented.

The utility model relates to the field of sweeping robots, in particular to a rotary cleaning mechanism and a sweeping robot thereof. A rotary cleaning mechanism comprises a mounting plate, driving shafts are symmetrically and rotatably connected to the mounting plate, mounting holes are formed in one ends of the driving shafts in an embedded mode, sweeping shafts are mounted in the mounting holes, brush strips are mounted on the sweeping shafts at equal angles, sliding sleeves are slidably connected to the outer sides of the driving shafts, and the sliding sleeves are slidably connected to the outer sides of the driving shafts. According to the rotary cleaning mechanism and the sweeping robot thereof, due to the design of the sliding sleeve, the elastic piece, the positioning column and the positioning hole, the cleaning shaft can be mounted and dismounted quite easily and conveniently, the cleaning efficiency is greatly improved, the cleaning effect is good, and the cleaning effect is good. And the maintenance cost and time of the user are greatly reduced. Meanwhile, due to the design, a user can conveniently and regularly check and replace the brush strip, and the continuous and stable cleaning effect is ensured.

The utility model discloses a kind of online safety real-time monitoring devices of foundation pit, belong to building construction technical field, the online safety real-time monitoring device of this foundation pit, including connecting pipe, the connecting pipe outer wall bottom is fixedly connected with mounting ring, the rotatory component top is fixedly connected with detector, the connecting pipe outer wall one side top is equipped with protection component, the utility model is through being provided rotatory component, without frequently running between different detection points to rearrange equipment, simultaneously, only need to pass through rotatory component adjustment detector direction and angle, can greatly reduce manpower input, by setting protection component, the erosion of ultraviolet, oxygen, moisture and other factors to device shell and internal material can be blocked, slow down the aging speed of material, simultaneously, device internal spare and accessory can also be reduced wear and tear, reduce failure incidence, and convenient to dismount and install, facilitate maintenance personnel to the device is regularly checked and maintained, improve management efficiency.

The utility model discloses a fast installation T-shaped bar flowmeter which comprises a pipeline and a flowmeter body, a first clamping ring and a second clamping ring are buckled on the outer portion after two bosses are in butt joint, the first clamping ring and the second clamping ring are oppositely arranged, a tensioning assembly is installed on the first clamping ring, a tensioning rope is detachably installed on the second clamping ring, and the pipeline is connected with the flowmeter body. The tensioning rope wound on the tensioning assembly is tightened by adjusting the tensioning assembly, so that the first clamping ring and the second clamping ring are close to each other, the distance between the two bosses is adjusted, welding is not needed, the mounting or dismounting efficiency is obviously improved, whether a sensor and a pressure guide pipe are blocked or leaked or not can be checked regularly, and the sensor can be cleaned conveniently. Through cooperation of the first clamping ring, the second clamping ring, the tensioning rope and the tensioning assembly, connection is tight and not prone to loosing, the flow meter is suitable for being used for a flow meter needing frequent maintenance or replacement, meanwhile, the sealing gasket is a polytetrafluoroethylene gasket, the sealing performance is good, and the flow meter is suitable for being used for a gas or liquid process pipeline with the high temperature not exceeding 250 DEG C and the pressure not exceeding 1.6 Mpa.

The invention relates to aluminum modular titanium-series solid hydrogen storage equipment capable of replacing a single tube. The aluminum modular titanium-series solid hydrogen storage equipment comprises a lower shell, a middle shell and an upper shell, circulating water storage cavities are formed in the middle positions of the lower shell, the middle shell and the upper shell, a water inlet pipe is in butt joint with the front face position of the lower shell, and a water outlet pipe is in butt joint with the front face position of the upper shell; the upper surface of the lower shell, the upper surface and the lower surface of the middle shell and the lower surface of the upper shell are each provided with a gas cylinder storage groove, and the edge of the upper surface of the lower shell and the edge of the upper surface of the middle shell are each provided with a spring storage groove. According to the aluminum modular titanium solid hydrogen storage equipment, a mold is simple, no special baffling structure exists in the shell, each shell is only provided with a water inlet and a water outlet, when circulating water passes through the shell from bottom to top, baffling of the circulating water can be achieved, and the heat transfer efficiency is improved.