55results about How to "Easy to install and connect" patented technology

The utility model discloses a high-strength and high-toughness aluminum alloy section which comprises an aluminum alloy body, a reinforcing mechanism is arranged in the aluminum alloy body, a connecting mechanism is arranged on the outer surface of the aluminum alloy body, reinforcing grooves are formed in the upper surface of the aluminum alloy body at equal intervals, and the connecting mechanism is connected with the reinforcing grooves. Two sets of reinforcing holes are formed in the front face of the aluminum alloy body, the aluminum alloy body comprises a through groove, a fixing plate is fixedly connected to the interior of the through groove, connecting plates arranged at equal intervals are fixedly connected to the outer surface of the fixing plate, and symmetrical positioning strips are fixedly connected to the outer surface of each connecting plate. The side faces, close to each other, of each set of positioning strips are connected with the outer surface of the fixing plate. According to the device, the aluminum alloy body can be reinforced through the reinforcing grooves, the compressive strength of the aluminum alloy body is improved, the bearing strength of the aluminum alloy body can be improved through the reinforcing holes, and the toughness of the aluminum alloy body can be improved through cooperation of the reinforcing ribs and the toughness plates.

The invention discloses an elevator traction fixing device which comprises a rope head seat, a rope head fixing device and a traction fixing device. A guide shaft and a rope head shaft which are parallel to each other are arranged on the rope head seat; two avoiding openings are symmetrically formed in the rope head seat and are vertically arranged, so that a traction steel belt of an elevator is wound around the guide shaft and the rope head shaft through the avoiding openings; by forming the avoiding opening in the rope head seat, a traction steel belt of an elevator is wound around the guide shaft and the rope head shaft through the avoiding opening to be connected, an existing fixing mode of a rope head rod and a rope head spring is replaced, the top layer space of a shaft can be saved, the utilization rate of the shaft is increased, the rope head seat can be conveniently installed and connected, and the installation difficulty is reduced.

The utility model provides a packing machine which comprises a rectangular enclosure frame formed by welding bent steel plates and supporting legs located at the four corners of the rectangular enclosure frame, the supporting legs are connected with the rectangular enclosure frame, the lower portion of the rectangular enclosure frame is connected with a cross beam, and a machine core of the packing machine is installed on the cross beam. According to the utility model, the bent steel plates can be adopted to weld the enclosure frame, the bottom cross beam and the four corner supporting legs to form a combined supporting system, the structure is stable and firm, meanwhile, other structures can be conveniently mounted and connected, the structure is simple, the assembly and the manufacture are easy, an integral compression molding cavity does not need to be adopted, and the cost is low.

The utility model provides a kind of underwater high-precision servo self-stabilizing motion device, including outer orientation rotating assembly, inner orientation rotating assembly, inner pitch rotating assembly, servo control driving assembly and base cylinder, wherein outer orientation rotating assembly is mainly used to isolate the influence of external environment to inner frame system and load, ensure the accurate control of stable loop;Inner orientation rotating assembly drives instrument to realize inner orientation rotation in limited angle range, and inner pitch rotating assembly drives instrument to realize pitch rotation in limited angle range;Device adopts two-axis three-frame structure, designs stable transmission mechanism and high-precision control system, and has good stability, high control precision, strong load and adaptability, solves the technical problems such as structure insensitivity, insufficient stability and poor adaptability, and realizes underwater high-precision coordinated motion, fast and accurate aiming and tracking target, obtains stable, clear target image and video information, and can be widely applied in optoelectronic stable platform, underwater robot, underwater exploration operation and other fields.

The utility model provides a kind of shower column mounting structure and shower device, shower column mounting structure includes the shower column with upper pipe and lower pipe, the body assembly being connected to the lower end of lower pipe, top sprinkling water pipe, connecting support, water inlet body, fixed block and top sprinkling connector.It can be moved in upper pipe under the action of top sprinkling water pipe, to make the lower end of top sprinkling water pipe protrude from the bottom end surface of lower pipe, so greatly facilitate the lower end of top sprinkling water pipe and the water outlet of body assembly are connected;And after the bottom of body assembly and lower pipe are connected, fixed block is retreated to the position that can be fixedly connected with top sprinkling connector under the action of top sprinkling water pipe.The structure greatly facilitates the installation connection of top sprinkling water pipe, and longer top sprinkling water pipe is not required to be set, product cost is reduced, so that product is more competitive.

This utility model discloses a water inlet pipe for a water heater with an externally wrapped buffer umbrella, including a connecting seat and an inlet pipe. The lower end of the inlet pipe is fixedly connected to the connecting seat, and the upper end of the inlet pipe has an inlet pipe outlet. A buffer umbrella is provided on the upper part of the inlet pipe, and the buffer umbrella has an umbrella top. The inlet pipe has an upper end face, which is attached to the lower side of the umbrella top. The inlet pipe has an upper pipe opening, which is closed by the umbrella top. A insertion cavity is formed inside the upper end of the buffer umbrella, and the upper end of the inlet pipe is adapted to be placed in the insertion cavity. The insertion cavity is located above the water outlet of the inlet pipe. This utility model is beneficial to improving the hot water output effect of a storage-type electric water heater.

The utility model discloses a vehicle swing frame which comprises a first connecting piece, a second connecting piece and a swing arm piece, the first connecting piece is connected with the second connecting piece in a clamping mode, and the swing arm piece penetrates through the interior of the first connecting piece and the interior of the second connecting piece. A limiting rod and a limiting block are arranged on the two sides of the first connecting piece, clamping grooves are formed in the two sides of one end of the second connecting piece, and the limiting rod and the limiting block are located in the clamping grooves; the front end of the swing arm piece is connected with a swing hydraulic oil cylinder, and the two ends of the swing hydraulic oil cylinder are connected with a first swing plate and a second swing plate respectively. According to the excavator bucket, the first connecting piece, the second connecting piece and the swing arm piece are connected, the first connecting piece and the second connecting piece are connected in a clamped mode through the limiting rod and the limiting block, connection accuracy is kept, the first swing plate and the second swing plate are used for connecting the excavator bucket, the angle of the excavator bucket is convenient to adjust, and the excavator bucket is convenient to use. And multi-angle excavation operation is realized.

The utility model discloses a ball valve convenient to disassemble and maintain, which comprises a valve body, a first valve cover is arranged on the outer wall of one side of the valve body, a second valve cover is arranged on the outer wall of the other side of the valve body, a ball core is rotatably arranged in the valve body, a ball groove is arranged in the ball core, and sealing rings are arranged on the inner walls of the two sides of the valve body. A hollow seat is arranged in the center of the top end of the valve body, a top seat is fixedly installed at the top end of the hollow seat, a limiting groove is formed in the outer wall of one side of the top seat, a valve rod is installed in the center of the top end of the ball core, and the top end of the valve rod penetrates through the top seat and is provided with a valve handle. A rod sleeve is movably installed on the outer wall of one side of the valve handle, and an abutting block is arranged at the bottom end of the rod sleeve. According to the ball valve, the phenomenon that the ball valve is mistakenly opened due to external force touch after being closed is reduced, the purpose that the ball valve is easy to disassemble and maintain is achieved, and the purpose that the ball valve is easy to install and connect is achieved.

This utility model discloses a multi-functional car roof rack, relating to the technical field of multi-functional car roof racks. Specifically, the multi-functional car roof rack includes a crossbar and a roof rack body. A first mounting block and a second mounting block are fixedly connected to the bottom of the roof rack body. Roller grooves are formed on the inner sides of the first and second mounting blocks, and movable rollers are rotatably connected inside the roller grooves. A fixing mechanism is provided on the side of the first mounting block. A movable seat is fixedly installed on the top of the roof rack body. A movable groove is formed on the top of the movable seat, and a movable block is slidably connected inside the movable groove. A threaded post is threadedly connected to the top of the movable block, and an abutment nut is threadedly connected to the outside of the threaded post. A limit rod is fixedly connected to the top of the threaded post. Snap-fit ​​grooves are formed on the front and rear surfaces of the roof rack body, and a blocking mechanism is provided inside the snap-fit ​​grooves. The sliding mechanism facilitates the installation and removal of the roof rack, and the adjustment mechanism facilitates the adaptation to objects of different sizes.

This utility model relates to the technical field of rotating machinery measuring devices, and particularly to an integrated rotating machinery measuring device, comprising a main housing, a mounting head, and a measuring mechanism. The mounting head is mounted on one side of the surface of the main housing, and the measuring mechanism is provided at one end of the main housing. In this integrated rotating machinery measuring device, after the device is powered on, an external power source provides power to the first circuit board and the transmitting coil. The transmitting coil, through the power supply, induces a voltage in the receiving coil, providing operating power to the two signal processing circuit boards (board 1 and board 2) on the second circuit board. The second signal processing circuit board is connected to a rotating component signal acquisition sensor. The acquired signal is processed by the first signal processing circuit board and converted into a drive signal, driving a laser signal source to generate an optical signal. The optical signal is transmitted to the first circuit board through the through-holes of the receiving and transmitting coils. The first circuit board receives the optical signal and transmits it to an external control system.

This disclosure provides a right-angle active connector, comprising a passive plug, a housing, a printed circuit board assembly, and an optical fiber adapter cable. The passive plug has a set of power-connecting pins, and a preset angle is formed between the passive plug and the housing. The printed circuit board assembly includes a main body and an optoelectronic / electro-optical communication component. The optoelectronic / electro-optical communication component includes a lens and an optoelectronic / electro-optical conversion chip set, both of which are mounted on the main body of the printed circuit board. The preset angle between the passive plug and the housing allows the power-connecting pins to form a certain angle with the printed circuit board assembly, resulting in a compact overall structure and convenient installation and power connection in space-constrained applications. This solution uses a lens and an optoelectronic / electro-optical conversion chip set. The optical interface on the lens connects to the optical fiber adapter cable, leading out the optical signal through the adapter cable. Simultaneously, the lens can rotate the transmission optical path of the adapter cable by a certain angle, achieving radial fiber output and shortening the length of the internal adapter fiber.

The utility model relates to a polytetrafluoroethylene technical field, concretely is an improved polytetrafluoroethylene board, including polytetrafluoroethylene board body, one side of polytetrafluoroethylene board body is equipped with the assembly block that is symmetrical up and down, is equipped with the empty slot in the assembly block, is equipped with the bidirectional screw in the empty slot, and the positive thread and the reverse thread of bidirectional screw all are screwed with the displacement plate in the empty slot, and the one end of displacement plate extends to the outside of empty slot and is equipped with the perpendicular clamping plate, the other side of polytetrafluoroethylene board body is equipped with the assembly groove that can be inserted with assembly block, and the two inner side walls of assembly groove all are equipped with the insertion slot of the clamping plate insertion, and the inner side wall of insertion slot is equipped with the clamping slot of the clamping plate displacement and clamping, when polytetrafluoroethylene board body is damaged, the utility model is convenient for the disassembly of polytetrafluoroethylene board body, and the disassembly process is quick and convenient, and the practicality of polytetrafluoroethylene board body use has been improved.

The application discloses an electric heat pump mixed water heater and an evaporator, and relates to the technical field of water heaters. The electric heat pump mixed water heater comprises a shell, an electric heating system, a heat pump system and a fan. The shell is provided with a first air inlet, a second air inlet and an air duct. The first air inlet is arranged to face a first direction, and the second air inlet is arranged to face a second direction. One of the first air inlet and the second air inlet is an air inlet, and the other is an air outlet. A water tank liner is arranged in the shell. The electric heating system is arranged in the shell and comprises an electric heating element. The electric heating element is arranged in the water tank liner. The heat pump system is arranged in the shell and comprises a condenser and an evaporator. The condenser is arranged in heat exchange with the water tank liner. The evaporator is arranged in the air duct and close to the first air inlet. The evaporator is arc-shaped and is arranged to bend towards the second air inlet for cooling the air entering the shell from the air inlet. The fan is arranged in the air duct. The application can reduce the space occupied by the evaporator and realize more efficient heat exchange.

The utility model provides a keel partition wall structure and a wall surface installation system, and relates to the technical field of building decoration, the keel partition wall structure comprises a plurality of stand columns, a plurality of cross beams, a plurality of limiting pieces and decorative sheets. Each stand column is provided with a first mounting groove, a plurality of openings are formed in the groove bottom of each first mounting groove, and magnetic parts are arranged on the side walls of the stand columns. Any cross beam penetrates through the opening, and the two opposite ends of the cross beam are connected with the stand columns respectively. Each limiting piece is arranged at the notch position of the corresponding first mounting groove and abuts against the corresponding cross beam. The decorative sheets are magnetically connected with the stand columns through the magnetic pieces. According to the keel partition wall structure, the decorative sheets are convenient to install and replace, the cross beams are connected and fixed, the stand columns and the cross beams form a firm framework structure, and the stability of the keel partition wall structure is improved.

The utility model relates to the technical field of coal-bed gas wells, in particular to a novel coal-bed gas well reinjection device which comprises a box body, the box body comprises a water tank, a first water pump is fixedly installed at the top end of the water tank, one end of the first water pump is fixedly connected with the water tank through a pipeline, and the other end of the first water pump is connected with a water pumping pipe through a pipeline. A second water pump is fixedly installed at the bottom end of the water tank, and one end of the second water pump is fixedly connected with the water tank through a pipeline. The movable block moves on the inner side of the movable groove, and the elastic property of the first spring is matched, so that the inserting block can move along with the movable block and be inserted into and separated from the inserting groove, limiting and limiting releasing of the connecting plate can be achieved, and then fixing and separating of the filter plate and the water tank can be achieved; therefore, when impurity particles are accumulated on the filter plate, the filter plate can be conveniently taken out to be cleaned or replaced, and the filtering quality of the filter plate and the effect and efficiency of reinjection of formation water can be guaranteed.

The utility model belongs to the technical field of rubber pipes, and particularly relates to a rubber pipe for petroleum conveying and transferring, which comprises a first rubber pipe main body and a second rubber pipe main body, a fixing pipe is arranged between the first rubber pipe main body and the second rubber pipe main body, and an inserting pipe is fixed on the side wall of the fixing pipe. The left end and the right end of the inserting pipe extend into the first rubber pipe body and the second rubber pipe body, rubber sealing plugs are fixed to the left end and the right end of the outer wall of the inserting pipe, and the two rubber sealing plugs are connected with pipe openings of the first rubber pipe body and the second rubber pipe body in a clamped mode correspondingly. The adjusting mechanism drives the clamping blocks at the two ends to move close to each other, the clamping blocks and the clamping grooves are connected in a clamped mode, the two annular clamping plates and the first rubber pipe body and the second rubber pipe body are close to each other and drawn together, and therefore connection and installation between the rubber pipes are facilitated, and the sealing performance between the first rubber pipe body and the second rubber pipe body can be effectively guaranteed.

The invention relates to the technical field of projectors, in particular to an adjustable projector which comprises a protection box, a projector body, a positioning plate, a mounting assembly and a horizontal adjusting mechanism, the positioning plate is slidably connected to the top of the interior of the protection box, and the projector body is arranged in the protection box and connected with the positioning plate; the mounting assembly is bolted to the top of the protection box, and the horizontal adjusting mechanism is bolted to the bottom of the projector main body; the horizontal adjusting mechanism comprises a horizontal detection assembly and a horizontal adjusting assembly, the horizontal detection assembly is bolted to the bottom of the projector body, the horizontal adjusting assembly is bolted to the four corners of the top of the projector body in a rectangular shape, and the top of the horizontal adjusting assembly is bolted to the positioning plate; and the horizontal detection assembly is communicated with the horizontal adjustment assembly. The adjustable projector provided by the invention has the advantages that the horizontal mounting angle of the projector can be adjusted, the levelness of a projected picture is ensured, and the viewing effect of a viewer is ensured.

The invention relates to an ultrasonic water cooling device and a cooling method thereof.The ultrasonic water cooling device comprises an ultrasonic transducer, a water cooling piece, a flange plate and a whip-shaped titanium rod, one end of the ultrasonic transducer is fixedly connected with one end of the water cooling piece, the other end of the water cooling piece is fixedly connected with a connecting rod, and the flange plate is fixedly connected to the middle of the connecting rod; one end of the connecting rod is fixedly connected with a whip-shaped titanium rod, the water-cooling piece comprises a water-cooling rod, one end of the water-cooling rod is connected with a shell in an inserted mode, the other end of the water-cooling rod is connected with a cover plate in an inserted mode, an annular groove is formed in the middle of the water-cooling rod, the shell and the cover plate are sealed in a pressed mode through an O-shaped ring, and the side wall of the shell is fixedly connected with a liquid inlet pipe and a liquid outlet pipe. And the liquid inlet pipe, the annular groove and the liquid discharge pipe form a cooling liquid loop. The ultrasonic water cooling device has the advantages of improved stability, convenience in heat dissipation, prolonged service life, convenience in installation and the like.

The utility model relates to the technical field of safety valve detection, and discloses an intelligent pressure gauge safety valve detection device comprising a detection box, the left side in the detection box is provided with a connection chamber, the bottom end of the right side in the connection chamber is provided with a first connection pipe, and the top end of the right side in the connection chamber is provided with a second connection pipe. The first connecting pipe and the second connecting pipe are each provided with an adjusting valve and a connecting flange, and two sets of detection rings are arranged in the connecting cavity. According to the intelligent pressure gauge safety valve detection device, whether trace gas exists or not can be accurately detected through the electronic leak detector, meanwhile, once leaked gas exists, the gas enters the second detection cavity along the exhaust pipe and enters soapy water, the detection efficiency and accuracy are improved through a dual detection structure, and the detection efficiency is improved. And the soapy water in the second detection chamber can judge the displacement of the safety valve according to the generation rate of the bubbles, so that the problem of poor detection effect is solved.

The utility model discloses a switch machine transfer tool which comprises four lifting handles, a supporting frame and four lifting rods, each lifting handle is provided with a handle section and a limiting section which are connected, and the supporting frame is formed by fixedly connecting an upper-layer rectangular frame and a lower-layer rectangular frame through four connecting rods. The four right-angle portions of the upper-layer rectangular frame are each fixedly connected with a right triangle reinforcing plate, and each reinforcing plate is provided with a vertically-through positioning hole. The lifting rod comprises a holding pipe and a fixing rod, the fixing rod is formed by vertically connecting a connecting section and a fixing section and is in an L shape, the connecting section is detachably connected with one end of the holding pipe, a handle section and a limiting section of the lifting handle are also vertically connected into an L shape, and the handle section is detachably connected with the other end of the holding pipe. The diameter of the fixing section is smaller than the diameter of the positioning hole and the diameter of the point switch bottom hole so that the fixing section can penetrate through the positioning hole and the point switch bottom hole at the same time, and a fixing piece is detachably installed on the fixing section and used for fixing the point switch to the supporting frame. The utility model has the advantage that the switch machine is convenient and safe to rotate.

The utility model relates to the technical field of phased array radars, and discloses a two-dimensional phased array radar four-surface array rapid installation support which comprises a fixed disc, a rotating ring, a movable shaft, a transition disc, a first electric push rod, a first push rod, an adjusting motor, a second electric push rod, a second push rod, a weight box and an installation disc. A rotating ring is fixedly arranged at the upper end of the fixed disc, a movable shaft is movably arranged at the upper end of the rotating ring, and a transition disc is fixedly arranged at the upper end of the movable shaft. According to the two-dimensional phased array radar four-surface array rapid installation support, through improvement of the rapid installation support, the movable adjustment capability of the rapid installation support is improved, and in the actual use process of the rapid installation support, the rapid installation support can be movably adjusted to a proper angle position according to needs; the quick mounting bracket is convenient to regulate and use for a long time, and the use experience of the quick mounting bracket for the four-surface array of the two-dimensional phased array radar is improved.

This utility model provides a highly stable shock-resistant table, relating to the field of table technology. The highly stable shock-resistant table includes table legs, with a horizontal buffer mechanism at the lower end of each leg. The horizontal buffer mechanism includes a base box, within which a movable tube is installed. At least three horizontal spring damping components are connected between the outer end of the movable tube and the inner wall of the base box. A sliding plate is connected to the lower end of the movable tube, ball bearings are installed in the bottom plate of the base box, and a sealing plate is connected to the upper end of the movable tube. This highly stable shock-resistant table, through the horizontal buffer mechanism, effectively reduces the lateral kinetic energy transmitted from the ground to the table legs. Through the vertical spring damping components, it effectively reduces the vertical kinetic energy transmitted from the table legs to the tabletop. The combined effect of the horizontal buffer mechanism and the vertical spring damping components gives the table a high degree of stability, providing users with a more stable and comfortable experience.

The invention belongs to the technical field of building equipment, and particularly relates to a green temporary building assembled building with a recyclable spiral anchor foundation. An assembled building for green temporary construction of a recyclable spiral anchor foundation comprises an upper assembly type container (1), a lower assembly type container (2), a connecting vertical plate (3), a house enclosure frame (4), a foundation (5), an adjustable dismounting and mounting anchor rod structure (6) and a detachable mounting splice plate structure (7). The upper assembly type container (1) is arranged on the upper portion of the lower assembly type container (2), and the lower assembly type container (2) is arranged on the lower portion of the upper assembly type container (1). A connecting vertical plate (3) is in bolted connection with the right side between the upper assembly type container (1) and the lower assembly type container (2); and the right part of the connecting vertical plate (3) is in bolted connection with a house enclosure frame (4).

The utility model discloses a crane beam body connecting structure which comprises a box-shaped beam body structure and a beam body structure, wherein the box-shaped beam body structure is positioned at an end beam connecting end and a main beam connecting end; the box-shaped beam body structure comprises a first cover plate structure and a second cover plate structure which are oppositely arranged; the first web plate structure is connected with the first cover plate structure and the second cover plate structure; the second web plate structure is connected with the first cover plate structure and the second cover plate structure; the first web structure and the second web structure are oppositely arranged; the flange structure is used for being connected with the end part of the inner side of the box-shaped beam body structure; and the connecting bolt hole is formed in the flange structure. According to the technical scheme provided by the utility model, an operator can mount a flange connecting bolt in the beam body at the flange position of the main beam, so that the safety risk is greatly reduced, and the mounting efficiency of the crane is improved; in addition, due to the fact that the flange is connected with the bolt hole in the cavity side of the beam body, the boundary dimension of the flange is reduced, and the overall cost is lower.

This invention relates to the field of vanadium redox flow battery stack integration, specifically disclosing an integrated device for the coil and liquid collection tray of a vanadium redox flow battery stack. This device solves the problems of poor integration and large size in existing vanadium redox flow battery stacks. The proposed solution includes a support frame, a battery stack, a lifting frame, a coil box, a coil, a liquid collection tray, a sleeve block, a drive assembly, and a swing plate. The sleeve block is equipped with a swing assembly, which, when the sleeve blocks on both sides approach each other, drives the swing plate to rotate, first approaching and then moving away from the coil box, to center and align the coil box. The support frame has sliding locking blocks on both sides, and a linkage assembly is provided on the support frame. This linkage assembly, when the sleeve blocks on both sides approach each other, drives the locking blocks to insert and position the coil box. This device can integrate the coil of a vanadium redox flow battery stack, effectively reducing its size, enabling faster liquid collection, and providing more convenient, efficient, and stable installation.

The utility model discloses a high-speed high-pressure hydraulic rotary joint which comprises a vertically-arranged joint body, an arc-shaped heat conduction plate is placed on the outer side wall of the joint body, heat dissipation fins are fixedly connected to the side, away from the joint body, of the heat conduction plate, and a plurality of connecting ropes are arranged on the side, away from the heat conduction plate, of the joint body. One end of the connecting rope is fixedly connected with the heat conducting plate, a storage groove is formed in the heat conducting plate, a rotating rod is rotationally connected to the inner bottom of the storage groove, the rotating rod is fixedly sleeved with a winding wheel corresponding to the connecting rope, and an opening corresponding to the connecting rope is formed in the inner side wall of the storage groove; the other end of the connecting rope penetrates through the opening in a sliding mode and is fixedly connected with the winding wheel. The focusing rotary joint is improved and optimized, the heat dissipation performance is remarkably improved, the focusing rotary joint can be directly connected with an existing joint for use, and the product practicability is greatly enhanced.

The utility model relates to the technical field of zinc oxide lightning arresters, in particular to a zinc oxide lightning arrester connecting structure which comprises a zinc oxide lightning arrester mechanism, one side of the zinc oxide lightning arrester mechanism is fixedly connected with one side of an installation mechanism, and the top end of the installation mechanism is fixedly connected with the bottom end of a rotating mechanism. A fixing block is placed above a mounting cross beam, meanwhile, a mounting block enters a locking frame through the interior of the mounting cross beam, the fixing block is pressed to drive the bottom end of the mounting block to extrude the inclined face of an extrusion block, the extrusion block is extruded to drive a rotating plate to rotate, and the rotating plate rotates to extrude a reset spring; and the rotating plate rotates to drive the clamping block to move towards the direction of the mounting block, so that the clamping block enters a clamping groove formed in the mounting block, then the mounting cross beam and the fixing block are connected, the zinc oxide lightning arrester body is mounted, and a worker can mount and connect the zinc oxide lightning arrester body conveniently.

The water pump with the flow adjusting function comprises a pump body, a connecting pipe and an adjusting assembly, the connecting pipe is connected with an inlet of the pump body, the adjusting assembly is located in the connecting pipe, the adjusting assembly comprises a plurality of adjusting plates, a mounting frame and a driving part, the mounting frame is arranged in the connecting pipe, and the driving part is arranged on the mounting frame. The multiple adjusting plates are circumferentially distributed along the axis of the connecting pipe, the adjacent adjusting plates abut against each other, the multiple adjusting plates form a channel for water to flow, the adjusting plates are slidably connected into the mounting frame along the axis close to or away from the connecting pipe, and the driving part is used for driving the multiple adjusting plates to move at the same time. The effect of prolonging the service life of the flow adjusting structure of the water pump is achieved.

The utility model discloses a helium detection tool and a helium detection system. The helium detection tool comprises a sealing cover, a first connecting base and a second connecting base. The sealing cover is located on one side of the first connecting base and connected with the first connecting base in a sealed mode. The second connecting base is located on the other side of the first connecting base. A pressing end is arranged on the side, close to the second connecting base, of the first connecting base, a sealing containing position is arranged on the side, close to the first connecting base, of the second connecting base, and a second sealing piece is installed in the sealing containing position; the pressing end is connected with the sealing containing position in a matched mode and can press the second sealing piece, so that the second sealing piece can move in the direction close to the radial center of the second connecting base. According to the scheme, the installation and connection process of the tool is convenient and fast, and time and labor are saved. And the use of a shielding adhesive tape is eliminated, so that the cost is saved.