55results about How to "Easy and stable placement" patented technology

The article transportation cart comprises a support, a lifting device, a tray and an article placing assembly, the support comprises a support body and a chassis, a limiting piece is formed on the edge of the end, away from the lifting device, of the tray, and the article placing assembly comprises an article placing plate, a control shaft sleeve set and a traction device; the control shaft sleeve set is connected with the tray in a sliding mode, the storage plate is arranged in the horizontal direction and rotatably connected with the control shaft sleeve set, the traction device is fixedly connected with the control shaft sleeve set, and the limiting piece can prevent articles from falling off in the transportation process. According to the article transportation cart, the limiting pieces abut against the articles and control the traction device to be pulled away from the storage plate, the articles on the storage plate can be stably placed on a goods shelf at a high position, the article transportation cart has high convenience and reliability, and the transportation efficiency of the article transportation cart is improved.

The utility model discloses an ultra-short baseline transducer installation angle converter, which relates to the ultra-short baseline field and comprises a base, the top of the base is fixedly connected with a side plate, one side of the side plate is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a rotating rod through a coupler, one end of the rotating rod is fixedly connected with a first bevel gear, and the other end of the rotating rod is fixedly connected with a second bevel gear. A supporting rod is movably connected to the outer wall of the base, a second bevel gear is fixedly connected to the outer wall of the supporting rod, a support is fixedly connected to the outer wall of the supporting rod, and by starting a motor, the first bevel gear fixedly connected to one end of a rotating rod can rotate, the second bevel gear can rotate, and the supporting rod is driven to rotate; the rotating angle of the sleeve fixedly connected with the outer wall of the support is adjusted, the installation angle of the shell of the ultra-short baseline transducer is adjusted, and the effect of conveniently adjusting the installation angle of the ultra-short baseline transducer is achieved.

The utility model discloses grinding equipment for fireproof door processing, which belongs to the technical field of fireproof door processing, and comprises a grinding table, and the grinding table comprises a placing table; the grinding mechanism comprises a grinding assembly, a cleaning assembly and an auxiliary cleaning assembly, the grinding assembly is installed at the top of the containing table in a limiting mode, the cleaning assembly comprises an air nozzle and a material storage box, the air nozzle is installed on one side of the grinding assembly, the material storage box is installed on one side of the bottom of the containing table, and the air nozzle and the material storage box are correspondingly arranged; the auxiliary cleaning assemblies are installed on the two sides of the bottom of the grinding assembly and used for cleaning chippings and the like on the containing table, the fireproof door can be conveniently, horizontally and stably placed on the containing table, floating dust can be conveniently removed during grinding, meanwhile, the table top can be conveniently cleaned after grinding is completed, and the grinding efficiency is improved. And the fireproof door can be conveniently and stably placed in the next grinding process, the grinding efficiency is improved, and meanwhile damage to the human body is reduced.

The utility model relates to a computer case for computer teaching, and relates to the technical field of computer teaching, the computer case comprises a case body, two side walls, close to each other, of the case body are open and are both provided with case plates, and the sides, close to each other, of the two case plates abut against each other; the sides, away from each other, of the box plates are hinged to the case body, the box plates are detachably connected with the case body, and the two box plates are detachably connected. The method has the effect of improving the object display teaching effect.

The utility model discloses a non-intrusive pressure sensor adaptive to hoses of different sizes, which belongs to the technical field of non-intrusive pressure sensors and comprises a lower mounting ring, positioning bolts are symmetrically arranged in the lower mounting ring, an upper mounting ring is arranged at the upper end of the lower mounting ring, a hose groove is arranged in the upper mounting ring, and the hose groove and the positioning bolts are arranged in the hose groove. Notches are symmetrically formed in the two ends of the hose groove, a to-be-tested hose is arranged in the hose groove, a hose containing assembly is arranged on one side of the inner wall of the hose groove, a sensor mounting groove is formed in the upper end of the middle of the hose groove, and a positioning mounting assembly is arranged on one side of the sensor mounting groove. A non-intrusive pressure sensor body is arranged in the sensor mounting groove; according to the utility model, through the arrangement of the hose placing assembly, to-be-tested hoses with different calibers can be conveniently and stably placed and positioned, the to-be-tested hoses are prevented from shaking and loosening during use, and the use stability of the equipment is ensured.

The utility model relates to the technical field of bathroom positioning mechanisms, in particular to a positioning mechanism with a quick mounting mechanism. According to the technical scheme, the device comprises an adsorption rail and a shower head frame, the adsorption rail is of a T-shaped structure, wall-hanging suction cups are fixed to the back face of the adsorption rail at equal intervals, a lifting sliding block is slidably connected to the adsorption rail, the shower head frame is fixed to the front side of the lifting sliding block, a rail groove is formed in the back face of the lifting sliding block, and a pair of positioning columns is installed on the inner side wall of the rail groove; a pair of side plates is installed on the side wall of the lifting sliding block, the outer sides of the side plates extend out of the lifting sliding block, transmission assemblies are arranged between the side plates and the positioning columns, and positioning grooves are formed in the adsorption rail at equal intervals. After the side plates are pressed, the height of the shower head frame can be freely adjusted, a shower head can be conveniently and stably placed at different height positions in a shower room, practicability is improved, the wall-mounted suction cups are used for adsorption installation, operation is easy and convenient, and the installation positions can be switched according to actual requirements.

The invention relates to the technical field of workpiece forming, and discloses an automatic reset culture bottle processing and forming device which comprises a workbench, a forming mold used for blow molding is rotationally installed on one side of the top of the workbench, and a pushing arm used for pushing materials is slidably connected to the front portion of the forming mold. The pushing arm is arranged on the top of the workbench and located on one side of the top of the workbench in the same direction as the position where the pushing arm is located, a cooling table used for blowing and cooling workpieces is fixed to the bottom of the workbench, a conveying panel and a distance adjusting assembly are installed on the top of the workbench and located on one side of the conveying rollers in a transmission mode, and the distance adjusting assembly comprises a plurality of conveying rollers, and each conveying roller is composed of a plurality of rotating blocks. Gaps exist between the conveying rollers, and the conveying rollers are only in contact and are not connected; the spacing between every two supporting rods penetrating through the surface of the adjusting plate through the limiting grooves is enlarged, so that the air outlet is enlarged, the air outlet amount is increased, the bottom of a workpiece with a large size can be rapidly cooled through air outlet, the cooling time is shortened, and the workpiece is rapidly formed.

The utility model discloses a heavy metal water quality analyzer in the technical field of water quality detection equipment, which comprises a detector body and a portable box, a box cover is rotatably mounted on the back of the portable box through a hinge, two groups of partition plates are symmetrically mounted in the portable box, and a sponge block for storing equipment is arranged between the two groups of partition plates. A plurality of groups of storage grooves are formed in the top of the sponge block, and the detector body is placed in one group of storage grooves; according to the portable heavy metal water quality analyzer, the problems that an existing heavy metal water quality analyzer is usually placed in a corresponding box body to be carried, when the portable heavy metal water quality analyzer is used for on-site detection, the portable heavy metal water quality analyzer is not convenient to carry, and the portable heavy metal water quality analyzer is not convenient to carry are solved. Generally, a corresponding detection table is not arranged, so that water samples or reagents for detection and analysis are easy to scatter everywhere, and the use by people is not facilitated.

The utility model discloses an automobile safety air bag and steering wheel installation device, which relates to the technical field of automobile accessories, and comprises an air bag assembly and a steering wheel assembly, a box body is arranged on the air bag assembly, a spring is arranged in the box body, a connecting framework is arranged on the square wheel assembly, the connecting framework is connected with the box body in a clamping way, and the connecting framework is connected with the steering wheel assembly in a clamping way. And the spring is propped against the connecting framework. The whole air bag assembly is moved, so that the box body is aligned with the connecting framework on the steering wheel assembly, then the connecting framework is moved to penetrate through the box body and the spring, under the elastic force effect of the spring, the connecting framework and the steering wheel assembly are clamped, the air bag assembly and the steering wheel assembly are stably and firmly connected, and the air bag assembly is convenient and rapid to install and convenient to use.

The utility model relates to the technical field of guardrail disassembly and assembly, and discloses a rapid guardrail disassembly and assembly device for a scissor-type lifting platform, which comprises a main body mechanism and a support moving mechanism, the support moving mechanism is positioned below the main body mechanism, and the main body mechanism comprises a device body, a support plate and an adjusting disassembly and assembly component. The supporting plate is fixedly installed at the front end of the device body, and the adjusting and dismounting assembly is located below the supporting plate. And the adjusting and dismounting assembly comprises a movable groove, a servo motor and a rotating shaft, and the movable groove is fixedly formed in the lower end of the supporting plate. According to the rapid guardrail dismounting and mounting device for the scissor-type lifting platform, the main body mechanism is mounted, so that the adjusting and dismounting and mounting capacities of the rapid guardrail dismounting and mounting device are improved, and in the actual use process, guardrail dismounting and mounting operation can be conveniently carried out on platforms with different heights and different distances; and the use convenience of the guardrail quick dismounting and mounting device of the scissor-type lifting platform is improved.

The utility model relates to the technical field of machine tools, in particular to a cross saddle machine tool for a two-shaft program control surface grinding machine, which comprises a base for supporting, a vertical plate is fixedly mounted at the upper end of the base, the vertical plate is rotatably connected with a pedestal through a first rotating shaft, and a second rotating shaft is sleeved in the pedestal and rotatably connected with the pedestal. A second rotating shaft is arranged on the stand plate, mounting seats are fixedly mounted at the two ends of the second rotating shaft, an angle adjusting mechanism is arranged between the stand plate and the first rotating shaft, and the angle adjusting mechanism comprises a first movable cavity formed in the stand plate. The left-right grinding angle of a workpiece on the mounting base can be adjusted, the adjusting step is simplified, the workpiece grinding efficiency is improved, the direction of force is changed through the gear, meanwhile, the two sets of pulling plates are driven to move reversely, operation by a single person is facilitated, and use convenience is improved.

The utility model discloses a kind of pipe bending machine unbundling type feeding mechanism, including rack, conveying passage is equipped in the rack, the outlet end of conveying passage is equipped with blocking device, the inlet end of conveying passage is equipped with winding device, the winding device extends at least two band bodies, the end of the band body is equipped with connecting piece, the connecting piece is detachably connected with the horizontal extension of rack upper end, metal pipe is intended to be on the band body by equipment or artificial, connecting piece is detached, and band body is in low position, it is convenient for metal pipe stable placement, avoid the security risk caused by high-altitude handling, if using flat cart etc. Tool once transport a large number of metal pipes, can be directly poured on the band body, operation is more convenient;After completing replenishment, connecting piece is fixed on horizontal extension using external tool, the whole process is easy to operate, and high safety.

The utility model discloses on-site surveying and mapping equipment for engineering cost, which relates to the technical field of on-site surveying and mapping equipment and comprises a main board, an adjusting mechanism is arranged on the lower portion of the main board, and the adjusting mechanism comprises three mounting blocks hinged to reserved grooves in the outer surface of the main board. According to the device, follow-up parts can be conveniently unfolded and contracted, a sliding barrel and a first threaded rod are in sliding connection, a worker can conveniently adjust the height of a single part through follow-up adjusting parts, and therefore the device can be conveniently and stably placed on the uneven ground; the device can rotate with the first threaded rod, so that a sliding barrel is pushed by a pushing ring to be adjusted up and down for use, the device can be suitable for use in different terrains through the arrangement of an adjusting ball, the application range and practicability of the device are greatly improved, and the whole device is high in space utilization rate and convenient to carry and store.

The utility model relates to a kind of support structure for building laminated slab, including connecting assembly, locking assembly and stabilizing component, the locking assembly and stabilizing component are connected with connecting assembly connection setting, the laminated slab main body is formed by the connecting assembly, by locking assembly and stabilizing component setting, it is conducive to the stability between different laminated slab, and the convenience of pouring has been improved.The support structure for building laminated slab, by the U type setting of extension steel bar, the deformation of steel bar is reduced, by the setting of stabilizing component, it is conducive to locking between different laminated slab, prevent the vibration displacement brought by construction personnel on laminated slab work, by the setting of locking assembly, it is conducive to the steel bar locking outside laminated slab, prevent the deformation of steel bar, to be conducive to the stable placement of steel bar between laminated slab, it is conducive to subsequent perfusion work, overall structure is convenient to use, and installation is convenient.

The utility model discloses a workpiece loosening prevention hydraulic machine for automobile part die production, which comprises a hydraulic machine body, a fixing plate, a supporting plate, a driving component, a supporting column, a clamping plate and a clamping component, a hydraulic plate and a hydraulic table are mounted on the hydraulic machine body, a groove is formed in the hydraulic table, and an anti-skid pad is arranged in the groove. The two fixing plates are symmetrically and detachably connected to the top end of the hydraulic table, each fixing plate is symmetrically connected with two fixing blocks, fixing screws are in threaded connection between the fixing blocks and the hydraulic table, the supporting plates are movably arranged on the upper sides of the fixing plates, the supporting plates are rotationally arranged on the upper side of the hydraulic table, and the driving assemblies are installed on the fixing plates. The two supporting columns are symmetrically connected to the top end of each supporting plate, and the clamping plate is movably arranged on one side of each supporting column. According to the hydraulic machine capable of preventing the workpiece from loosening and used for producing the automobile accessory die, the deformation condition of the clamping plate and the loosening condition of the die workpiece are reduced conveniently.

The utility model belongs to the technical field of cell cryopreservation, and particularly relates to a glioma stem cell cryopreservation device which comprises a cryopreservation tube body, the cryopreservation tube body is a hollow cylinder with an upward opening, a base is arranged at the bottom of the cryopreservation tube body, a plurality of first mounting grooves are formed in the side wall of the base, and rotating shafts are rotationally mounted on the inner walls of the first mounting grooves; a supporting leg is fixed to the outer wall of the rotating shaft, torsional springs are arranged on the outer wall of the rotating shaft and located on the two sides of the supporting leg, the two ends of each torsional spring are fixed to the outer wall of the supporting leg and the inner wall of the first mounting groove correspondingly, and a pipe cap is connected to the top of the cryopreservation pipe body in a buckled mode. A balancing weight is embedded in the bottom of the base; according to the glioma stem cell cryopreservation tube box, a cryopreservation tube can be conveniently and stably placed, the toppling risk is avoided, the sealing performance is greatly improved, glioma stem cells can be better stored, and the safety and effectiveness of the glioma stem cells in the cryopreservation process are guaranteed.

The invention discloses an adjustable lifting device for building steel structure installation, and belongs to the technical field of lifting equipment.The adjustable lifting device comprises two bottom plates, supporting plates are fixedly installed at the tops of the two bottom plates, and a top plate is arranged above the two supporting plates; the two sides of the two supporting plates are each fixedly provided with a lateral pull rod, the lateral pull rods are fixedly connected with the bottom plates, the bottoms of the bottom plates are rotationally connected with two symmetrically-arranged brake wheels, and the same connecting rod is fixedly installed between the two bottom plates; the lifting mechanism is installed on the supporting plate and is in transmission connection with the top plate, the winding mechanism is installed on the top of the top plate, four steel ropes are arranged on the winding mechanism, and the winding mechanism comprises an installation plate. The steel structure hoisting device is easy to operate and convenient to use, a steel structure can be conveniently and rapidly fixed, meanwhile, the hoisting height can be adjusted, the mounting angle of the steel structure during hoisting can be adjusted, and the stability of the steel structure during mounting can be guaranteed.

The utility model relates to the technical field of picture frame, specifically disclose a telescopic comprehensive picture frame, include: mounting seat, support frame, support frame installation in the bottom of mounting seat, support mechanism, support mechanism fixedly connected at the top of mounting seat, the utility model discloses the installation pole, support rod and support frame that set up, make the picture board mechanism adopt the design of unfoldable, through the rotary connection of support rod and rotating sleeve base and the rotary cooperation of hinged link and telescopic cover, realize the flexible unfolding of support rod, the support rod after unfolding can stable support picture board mechanism, make it horizontal spread in support rod top, the map display and use conveniently, the picture board surface covers PVC material waterproof membrane, and this film layer has the light transmission and waterproof nature, can guarantee the clear visible of map, can effectively prevent rain in the field environment, the film surface of special processing supports ball pen or neutral pen directly carries out the mark on the picture, satisfies the real -time mark demand of field operating personnel.

The utility model discloses an archive management folder, and belongs to the technical field of archive management folders. Comprising a back plate, a data box and a front plate, the back plate is of an L-shaped structure, creases are arranged at the joints of the data box and the back plate and the joints of the front plate and the back plate, the data box and the front plate are rotationally installed along the back plate through the creases, the data box comprises a sealing plate and two concave clamps, the sealing plate and the two concave clamps are integrally and fixedly connected, and the sealing plate is fixedly connected with the two concave clamps. A hook-and-loop fastener is connected between the sealing plate and the front plate, a limiting mechanism is installed on each concave clamp and comprises a second clamping block and an arc-shaped pressing plate, the second clamping blocks are fixedly connected with the arc-shaped pressing plates, the whole file management clamp can be conveniently folded into a box-shaped structure and can be conveniently and stably placed, meanwhile, the file box can be opened, and the file box is convenient to use. Therefore, the data files between the concave folders can be conveniently browsed, the required archive files can be conveniently and quickly searched and taken, the structure is simple and novel, and the practicability is high.

The utility model discloses an electric appliance accommodating cabinet for a small space. The electric appliance accommodating cabinet comprises a cabinet body and two folding doors, an opening is formed in one side of the cabinet body, and the folding doors are arranged on the two sides of the opening respectively; the folding door comprises at least two door leaf plates and a plurality of hinge pieces. The door leaf plates are sequentially arranged from left to right, every two adjacent door leaf plates are hinged to each other through a hinge piece, and the door leaf plate on the outermost side is hinged to the cabinet body through a hinge piece. A limiting piece is arranged on the inner wall of the door leaf plate; the limiting piece comprises an insertion rod, two sleeves, a stop block and a spring; the sleeves are fixed on the inner wall of the door leaf plate at intervals; the insertion rod is arranged in the sleeve in a penetrating manner; the stop block is fixed on the insertion rod between the two sleeves; the spring is sleeved on the insertion rod between the stop block and one sleeve, and one end of the insertion rod is driven by the spring to extend outwards and is inserted into the cabinet body to lock the door leaf plate; a door lock is arranged between the innermost door leaf plates of the two folding doors, and a limiting piece is not installed on one of the innermost door leaf plates.

The utility model discloses an inductor screening device, which belongs to the field of inductors, and comprises a movable support mechanism, a working table and a controller, the working table is provided with a blanking dividing plate and a transmission belt for blanking and conveying inductors, and the middle section of the transmission belt is provided with a detection mechanism in an erecting manner; and two groups of guide deviation rectifying mechanisms are symmetrically arranged at one end, close to the discharging dividing plate, of the transmission belt. Through the arrangement of the two sets of guide deviation rectifying mechanisms at the end, close to the discharging index plate, of the transmission belt, namely the cooperative use of the supporting bases and the deviation rectifying rods, effective deviation rectifying treatment can be provided for inductor conveying for conveying detection and screening, the situation that the conveying position deviates after the inductor falls on the transmission belt is avoided, and the conveying efficiency is improved. And by adjusting the tightness of locking bolts on the supporting seats, the opening and closing use angles of deviation rectifying rods in the two sets of guiding deviation rectifying mechanisms can be adjusted, and the applicability of the device in use is further improved.

This utility model discloses a pressure-reducing multi-catheter fixation dressing, comprising a pressure-reducing dressing body and non-woven adhesive tape. A through groove is formed in the middle of the pressure-reducing dressing body; an easy-tear perforated line is provided from the center of the bottom edge of the through groove to the center of the bottom edge of the pressure-reducing dressing body; several strips of non-woven adhesive tape are adhered to the back of the TPU film in the pressure-reducing dressing body. This pressure-reducing multi-catheter fixation dressing has a simple structure and is easy to use. It can conveniently and securely place one or more catheters and is suitable for catheters of different sizes, solving the problem that existing catheter fixation devices are difficult to use with catheters of different sizes. It meets the need for stable fixation of multiple catheters in medical procedures, facilitates the management of multiple catheter lines, and further enhances the fixation stability of the catheters by applying two intersecting adhesive strips to the pressure-reducing gel, preventing slippage. The elasticity of the adhesive strips, adhesive tape, and adhesive tape prevents catheter flattening, making it economical and practical.

This utility model discloses a welding device for the assembly production of iron components, including a welding table, a moving table, a welding head, a moving assembly, a stacking frame, anti-slip plates, an extrusion assembly, a limiting plate, and a limiting assembly. The moving table is movably mounted on top of the welding table. The welding head is raised and lowered on the upper side of the moving table via a drive assembly. The moving assembly is installed between the moving table and the welding table. The stacking frame is slidably mounted on top of the moving table via a push seat. Two anti-slip plates are provided, moving towards each other on the stacking frame. Anti-wear pads are fixedly connected to the sides of the two anti-slip plates that are close to each other. Multiple extrusion assemblies are respectively installed between the stacking frame and the two anti-slip plates. The limiting plate is raised and lowered between the two anti-slip plates. The limiting assembly is mounted on the limiting plate, and a shock-absorbing pad is fixedly connected to the bottom end of the limiting plate. This welding device for the assembly production of iron components facilitates improved stability when welding multiple stacked iron components.

The utility model relates to the technical field of towers, and discloses a high-performance tower which comprises a main body mechanism and an adjusting and fixing mechanism, the adjusting and fixing mechanism is located above the main body mechanism, the main body mechanism comprises a U-shaped balance weight seat, supporting legs, universal wheels and a fixed brake, the supporting legs are fixedly installed at the lower end of the U-shaped balance weight seat, and the universal wheels are fixedly installed at the lower end of the U-shaped balance weight seat. The supporting legs are evenly distributed at the lower end of the balance weight U-shaped base, the universal wheels are movably installed at the lower ends of the supporting legs, the fixed brakes are movably installed at the rear ends of the supporting legs, and the main body mechanism further comprises an electric push rod, a push rod and a fixed bottom plate. According to the high-performance tower device, by installing the main body mechanism, the moving and supporting capacity of the high-performance tower device is improved, in the actual using process, the using position of the high-performance tower device body can be conveniently moved according to using requirements, installing and moving are convenient, and the high-performance tower device body can be stably placed and is convenient to install and use.

The utility model relates to the technical field of fire-fighting appliances, and discloses an interphone communication device, which comprises a Bluetooth interphone, a Bluetooth adapter, a skull vibration earphone, a throat sound transmitter and a wireless PTT, one side of the Bluetooth interphone is provided with a plugging port, the skull vibration earphone is internally provided with an earphone Bluetooth module, and the Bluetooth adapter is provided with a wireless PTT. A sound transmitter Bluetooth module is arranged in the throat sound transmitter, and the skull vibration earphone and the throat sound transmitter are in Bluetooth connection with the Bluetooth interphone through a wireless PTT. According to the interphone communication device, the skull vibration earphone and the throat sound transmitter are wirelessly connected with the Bluetooth interphone, so that the defect of wire winding is overcome, and a user can hear information received by the Bluetooth interphone and clearly hear surrounding sound without entering the skull vibration earphone into ears; the throat sound transmitter can clearly transmit voice of a user to the Bluetooth interphone, noise influence is reduced, stable communication of firemen is facilitated, and the problem that the firemen are not easy to use in a noisy environment is solved.

The vertical storage cage intelligent stacking equipment comprises a moving mechanism, and a fixing frame is fixedly mounted on the top side of the right end of the moving mechanism; the consignment mechanism is installed on the surface of the fixing frame, and the consignment mechanism is used for consignment of the vertical storage cage; the pressing assembly is installed on the surface of the top side of the fixing frame, and the pressing assembly is used for pressing the top end of the vertical storage cage downwards; the limiting assembly is installed on the surface of the right side of the pressing assembly, and the limiting assembly is used for preventing the vertical storage cage from falling off and limiting the vertical storage cage; the clamping assembly is mounted on the surface of the right side of the top end of the fixing frame; the protection assembly is mounted on the surface of the top side of the moving mechanism; and the push-out assembly is mounted on the surface of the top side of the moving mechanism. After consignment and supporting, under the action of the pressing mechanism, the fixing effect of the vertical storage cage is improved, and it is guaranteed that the vertical storage cage is placed stably.

This utility model discloses an anode guide rod lifting device with a self-locking function, including a main frame with an "L"-shaped structure. One end of the main frame is connected to a lifting ring via a chain, and a positioning device is provided on the main frame and the chain. The anode guide rod lifting device with a self-locking function can lock onto the anode guide rod used for electrolytic aluminum during lifting, effectively preventing the anode guide rod from falling off during the lifting process, improving lifting efficiency, and eliminating safety hazards. The lifting device has a compact and reasonable design. The L-shaped opening design of the main frame matches the size of the steel claw beam, allowing for simple and quick fixing of the steel claw frame. A hole is made in the positioning device, and a limiting pin is horizontally inserted into the hole to ensure that the anode guide rod remains vertical during lifting, further ensuring the stability of the anode aluminum guide rod during lifting. It also facilitates the stable placement of the anode aluminum guide rod, greatly improving ease of use and safety.

The utility model discloses a large-flow aero-engine valve flow comprehensive test bench comprising a table, the rear side of the table is provided with a mounting hole, the lower part of the mounting hole is connected with a guide plate, the outer side of the top of the table is provided with a coaming, the inside of the guide plate is provided with a guide groove, the inside of the guide groove is provided with a sliding pin, and the sliding pin is provided with a sliding groove. A pipeline is arranged in the mounting hole, and the top end of the pipeline is connected with a connector; the cabinet groove is formed in the front side of the table top, a sliding groove is formed in the top of the cabinet groove, a table plate is installed in the sliding groove, a base is arranged on the rear side of the table plate, the base is fixedly connected with the table top, and a support is arranged above the base. The high-flow aero-engine valve flow comprehensive test bed can limit pipelines, prevent the pipelines from being distributed in a scattered mode, accordingly avoid pulling, facilitate stable placement of the valve, facilitate test detection and facilitate taking and using of tools.

The utility model discloses a containing device for etching antenna processing, which relates to the technical field of etching antenna containing and comprises a containing box, a vertical plate is fixed on the inner surface of the containing box, and a push plate is driven to slide on the inner wall of a sliding groove by controlling a connecting plate, so that the outer wall of the push plate is sleeved with the inner wall of the containing box. Meanwhile, a spring sleeving the outer wall of a connecting rod extends, the etched antenna is placed in the storage box, control of a connecting plate is released, the spring sleeving the outer wall of the connecting rod is reset and contracts to pull a limiting plate to limit and fix the etched antenna, and the situation that the etched antenna moves back and forth in the storage box due to the fact that the storage box is impacted by external force is avoided; and a fixing plate is controlled to drive a rotating shaft to rotate on the inner wall of a groove until a rubber plate fixed to the inner wall of a connecting groove is in glue connection with the top end of a limiting plate, one side of the rubber plate is in glue connection with the outer surface of a vertical plate, and the stability of installation of the limiting plate in the storage box is enhanced.