48results about How to "Low technical requirements for installation" patented technology

The invention relates to a methane storage cabinet which is used for storing methane and is capable of realizing outwards constant-pressure exhausting. The cabinet comprises a bottom, an outer casing, a methane storage bag and a pressurizing device; the outer casing is arranged at the bottom and comprises a top and a peripheral part; the methane storage bag comprises multiple stacked flexible bag cavities; every two adjacent bag cavities are in fluid communication; the lowest bag cavity of the multiple bag cavities is provided with at least two connecting ports, and a methane inlet pipe, a methane outlet pipe and a water discharge pipe can be in fluid communication with the methane storage bag by the aid of the at least two connecting ports; and the pressurizing device is arranged above the methane storage bag and exerts pressure on the methane storage bag so as to acquire gas output pressure.

The invention provides a novel two-ferrule tube fitting which is formed by a fitting body, nuts, front ferrules and rear ferrules. The novel two-ferrule tube fitting is characterized in that the front ends of the front ferrules are matched with horn mouths of the fitting body, and the front ends of the rear ferrules make contact with the inner arc surfaces of the rear ends of the front ferrules. The nuts are screwed onto the fitting body, so that included angles are formed between the oblique planes at the bottommost portions of the nuts and the perpendicular surfaces of the rear ends of the rear ferrules. Tubes are inserted in from the tails of the nuts and abut against inner steps of the fitting body. When the nuts are screwed tightly, the nuts propel the front ferrules, enable the front ends of the front ferrules to shrink under the action of the horn mouths of the fitting body and enable the tubes to be pressed in, and then the first seal and the first tightening function are achieved. When the nuts are continuously fastened, the force exerted on the rear ferrules is increased, the arc surfaces of the front ends of the nuts and the inner arc surfaces of the rear ends of the rear ferrules are extruded to shrink, the included angles between the oblique planes at the bottommost portions of the nuts and the perpendicular surfaces of the rear ends of the rear ferrules are gradually eliminated to produce lever acting force and enable the front ends of the rear ferrules to be clamped into the tube better, and then the second seal and the second tightening function are achieved. Connecting strength and sealing performance are more reliable.

The invention provides a method for removing magnetic resonance gradient noise in an electroencephalograph signal, and belongs to the technical field of biological information. In the method, on the premise that electroencephalograph testing and functional magnetic resonance testing are carried out synchronously, three mutually perpendicular coils are adopted to measure signal components VBx, VBy and VBz on the electroencephalograph position while the electroencephalograph signal V is measured; a linear equation set that V' equals to aVBx' plus bVBy' and cVBz' is constructed by using a group of measured data V' of the electroencephalograph signal V and three groups of measured data VBx', VBy' and VBz' of the signal components VBx, VBy and VBz of the magnetic resonance gradient noise so as to obtain coefficients a, b and c; a magnetic resonance gradient noise signal that VB equals to aVBx plus VBy and VBz is synthesized by using the coefficients a, b and c and the signal components VBx, VBy and VBz of the magnetic resonance gradient noise; and finally, the signal VB of magnetic resonance gradient signal is reduced from the electroencephalograph signal V to acquire the magnetic resonance gradient noise removed electroencephalograph signal. The method has the characteristics of clock synchronization and real-time calculation, does not require hardware reforming on magnetic resonance equipment, and can be applied to research and diagnosis on human brain and diseases related to human brain.

The invention relates to an ultrasonic transducer used in a strong-acid environment. The ultrasonic transducer mainly comprises a ceramic ultrasonic emission head, a frustum-shaped waveguide bar, an annular ceramic piezoelectric vibrator and a steel load, wherein the ultrasonic emission head is fixedly connected with the thick end of the waveguide bar by a thumb screw; a plastic support plate is connected with a boss in a sleeving manner; an acidproof washer is arranged between the plastic support plate and the emission head; and the thin end of the waveguide bar is sequentially connected with the annular ceramic piezoelectric vibrator and the steel load by a connecting threaded rod. The ultrasonic transducer can be used in the strong-acid environment, achieves scaling prevention and descaling during conveying of acid salt liquid in an organic high polymer pipeline, and improves the liquid conveying efficiency of the pipeline. The repair cycle interval of the pipeline is delayed greatly, the labor cost is lowered, the production efficiency is improved, materials used by the transducer are simple and easy to obtain, the repeatability is good, the mounting technical requirement is low, and the transducer is convenient to popularize, simple in structure, good in effect, low in manufacturing cost and suitable for a factory.

The invention discloses a center joint fixed member for a fabricated integrated wall tile system and an assembly method thereof, and relates to the technical field of installation methods of fabricated wall tiles. The center joint fixed member for the fabricated integrated wall tile system and the assembly method thereof solve the problems that an existing wet pasting method of the wall tiles haspoor working environment, long construction period and high labor cost, and workers are susceptible to pneumoconiosis; and an existing dry hanging method of the wall tiles has cumbersome installation,high labor and material costs, large space occupied by keels on the back portions of the wall tiles and reduced utilization rate of indoor space. Vertical members are positioned at internal and external angles of a wall, an L-shaped clamping piece is mounted on each pair of longitudinal fish-scale-shaped punching holes of the vertical members in a clamped mode, and a plurality of transverse members I are arranged between every two adjacent vertical members. Clamping slots matched with first supporting ends and second supporting ends of the transverse members I are formed in the upper and lower end surfaces of the wall tiles correspondingly, and the wall tiles are mounted on every two adjacent transverse members I. The center joint fixed member of the fabricated integrated wall tile systemand the assembly method thereof are used for fabricating the fabricated integrated wall tile system.

The invention relates to an overload connection joint mechanism which comprises a sealing connection part and a filtering pressure relief part. One end of the sealing connection part communicates withan oil cylinder in a sealing way; the other end of the sealing connection part is connected with the filtering pressure relief part in a sealing way; the sealing connection part comprises an elasticsealing piece, a pressing connection piece and a connecting oil pipe; and the filtering pressure relief part comprises an oil tank, a filter box and a buffer air bag. The overload connection joint mechanism has the advantages of reliability in sealing, convenience in installing, low technical requirement on installation, and stable performance.

The invention relates to a gas storage cabinet for storing biogas and exhausting gas to outside under constant pressure. The gas storage cabinet comprises a bottom part, an outer shell, a gas storage capsule, and a pressurizing device, wherein the outer shell is arranged on the bottom of the gas storage cabinet; the outer shell comprises a top part and surrounding parts; the gas storage capsule comprises a plurality of overlapped flexible bag cavities, and fluid between the adjacent bag cavities flows through one other; the capsule cavity at the bottom of the plurality of capsule cavities is provided with at least two joints; a gas inlet pipe, a gas outlet pipe and a water discharging pipe are communicated with the fluid in the gas capsule through the at least two joints; and the pressurizing device is arranged above the gas storage capsule and applies pressure to the gas storage capsule to obtain gas output pressure.

The invention belongs to the technical field of safe explosion-proof tires, and particularly relates to a tire support body connecting device. The technical problem that a support body structure cannot be used when the inner diameter of the support body structure is larger than the outer diameter of a rim at present, the requirement for the installation technology is high, and the matching precision of the support body structure and the rim is insufficient are solved. The tire support body connecting device comprises a first joint provided with a first through hole and a second through hole, asecond joint provided with a second oblong hole and a third through hole, a backing plate, a building block, a first fastening screw and a second fastening screw; the first through hole, the second oblong hole, the backing plate and the building block are connected in sequence through the first fastening screw; and the second through hole and the third through hole are connected through the second fastening screw. Through the tire support connecting device provided by the invention, support bodies are connected, and the support body structures are mounted on a rim having a small outer diameter, so that the tire support bodies and the rim are matched with high precision.

The invention discloses a transverse integral component for an assembled integrated wall-tile system and an assembling method thereof, and relates to the field of wall-tile processing, assembled devices and assembling installing technologies. By means of the transverse integral component for the assembled integrated wall-tile system and the assembling method thereof, the problems that in an existing wall-tile wet combining method, the work environment is poor, the construction period is long, the labor cost is high, and workers are subject to pneumoconiosis are solved; the problems that in anexisting wall-tile dry hanging method, installing is tedious, the labor cost and the material cost are high, occupied space of wall-tile back fitting keels is large, and the using rate of indoor spaceis reduced are solved. According to the transverse integral component for the assembled integrated wall-tile system and the assembling method thereof, vertical components are fixedly connected with wall corners, a clamping piece I is clamped on every pair of longitudinal scale punched holes of a vertical component, multiple transverse components I are arranged between the two adjacent vertical components, elastic protection films are arranged on the backs of wall tiles, each wall tile is installed between the two adjacent transverse components I, and clamping grooves in the upper end face andthe lower end face of each wall tile are matched with a first hook and a second hook of the corresponding transverse component I respectively. The transverse integral component for the assembled integrated wall-tile system and the assembling method thereof are used for assembling of an assembled integrated wall-tile system.

The invention discloses a corner upright post, two-side oblique beam and drainage channel cross beam connecting structure of a sunlight house. The connecting structure mainly comprises a corner upright post, wherein the upper end part of the corner upright post is respectively connected with the connecting end parts of a two-side oblique beam and a drainage channel cross beam, which intersect and are in contact; the upper end part of the corner upright post is provided with mounting surfaces which are respectively connected with the connecting end parts of the two-side oblique beam and the drainage channel cross beam; a lower circular hole is formed in the mounting surface which is in contact with the connecting end part of the two-side oblique beam; an upper circular hole which aligns to the lower circular hole is correspondingly formed in the connecting end part of the two-side oblique beam; a metal screw rod is screwed in the upper circular hole and the lower circular hole to connect the two-side oblique beam with the corner upright beam; a dovetail joint female groove is formed in the side face of the connecting end of the two-side oblique beam; a dovetail joint male head is arranged on the connecting end part of the drainage channel cross beam; the drainage channel cross beam is connected with the two-side oblique beam by the insertion of the dovetail joint male head in the dovetail joint female groove. The corner upright post, two-side oblique beam and drainage channel cross beam connecting structure of the sunlight house has the characteristics that the processing precision and the production efficiency in a factory are improved, the installation quality and process at a construction field are improved, the indoor decoration effect of the aluminum-clad wood sunlight house is greatly promoted, and the like.

The invention discloses an installing tool for a D-series high-speed train door system. The installing tool comprises a door frame assembling tool, a side assembly tool, a mechanism positioning tool and a door leaf tool. The door frame assembling tool is provided with a square installing frame, an upper pressing rod frame and a lower pressing rod frame. The square installing frame is provided witha positioning and clamping assembly. The side assembly tool is installed on a right vertical rod. The door leaf tool is provided with a door leaf hanging frame. When the D-series high-speed train door system is installed, a door frame of the door system is positioned and installed through the door frame assembling tool first, the side assembly tool and the door frame assembling tool are then usedin cooperation for installing a side assembly of the door system, a door opening / closing mechanism of the door system is positioned and installed through the mechanism positioning tool, and finally adoor leaf of the door system is positioned and hung through the door leaf tool, so that the D-series high-speed train door system assembly can be positioned and carried without manual carrying or positioning, and the installing difficulty of the door system is greatly lowered.

The invention provides a framework connecting structure for a sunlight room. The framework connecting structure mainly comprises two butted bottom frames and a corner stand column arranged on the butt joint of the two bottom frames. The butt joint ends of the two bottom frames are manufactured into 45-degree inclined end faces. The inclined end faces of the two bottom frames are at least provided with opposite round holes for round tenon bars respectively, and the round tenon bars are inserted into the round holes. The upper edges of the butt joint ends of the two bottom frames are provided with symmetrical half dovetail grooves respectively, and an integral dovetail female groove is formed after the two half dovetail grooves are in butt joint. The end, connected with the bottom frames, of the corner stand column is provided with a corresponding dovetail male head, and the corner stand column is connected with the two bottom frames by inserting the dovetail male head into the dovetail female groove. The portions, perpendicular to the half dovetail grooves, on the inclined end faces of the two bottom frames are respectively provided with at least one dovetail connecting part hole groove, wherein the dovetail connecting part hole grooves are opposite. After the two bottom frames are in butt joint, dovetail connecting parts are inserted into the opposite dovetail connecting part hole grooves; the corner assembling precision and the strength of installation on construction sites are improved, the surface smoothness and the attractiveness are improved greatly, the machining precision and the production efficiency in factories are improved, the cost is lowered, the installation quality of the construction sites is improved, and the progress of the construction sites is sped up.

The invention relates to a refrigerating machine room pipeline device integrated set rail type installation device and method. The refrigerating machine room pipeline device integrated set rail type installation device comprises a supporting base, a pipeline butt joint connection platform, a butt joint connection detection device, a lifting platform and a man carrying platform. Pipeline supportingbases, pipeline fixing hoops, hydraulic jacks, but joint connection drive motors and lead screw drive handles are arranged on the top of the pipeline butt joint connection platform. A first pipelineand a second pipeline are fixed to the top of the pipeline butt joint connection platform through the pipeline fixing hoops and the pipeline supporting bases, the relative positions of the first pipeline and the second pipeline are regulated through the hydraulic jacks, the butt joint connection drive motors and the lead screw drive handles, and rapid butt joint connection of the pipelines is achieved. Integrated modules can be conveniently transported to corresponding installation positions through rotation rollers; and when pipelines between the integrated modules are installed in a butt joint connection manner, rapid regulation and butt joint connection between the pipelines can be achieved through the pipeline butt joint connection platform, the butt joint connection effect of the pipelines can be conveniently inspected, and the installation efficiency of refrigerating machine room pipeline devices is effectively improved.

The invention relates to an appliance for building decoration engineering, in particular to an appliance for laying tiles, marbles and the like. The appliance comprises two suction cups and two suction cup supports, each suction cup support is connected with the corresponding suction cup, and the two suction cup supports are correspondingly connected with two ends of a right-angle connecting piece; each suction cup is composed of a suction cup body, a suction cup seat and an air pumping tube, and the air pumping tube is arranged on the suction cup seat; and each suction cup support is composedof a metal rod, a vertical adjusting knob and a horizontal adjusting mechanism, the vertical adjusting knob is used for adjusting the horizontality or verticality of an object to be adsorbed, and thehorizontal adjusting mechanism is composed of two metal connecting blocks and a horizontal adjusting knob. According to the appliance for laying tiles, marbles and the like, the structure is firm, the performance is reliable and safe, the operation is simple, the technical requirements for installation of operators are not high, a high standard and uniform installation can be achieved, the production cost is low, the promotion for use is easy, and the problems that the laying process of the tiles, the marbles and other building materials at the junction of two walls is complex, the steps arecumbersome, the labor intensity is high, and the technical requirements for the operators are high are solved.

The invention discloses a modularized kitchen floor cabinet which is standard, high in rate of volume, serialized and selective in combination of function units, and capable of optimizing and buildinga U-shaped operating environment, and is composed of more than two single-row kitchen cabinet bodies, modularized function units and unit opening devices. The single-row kitchen cabinet has single-row width of L, D and E; height of unit grids included by the single-row kitchen cabinet may be hL1, hL2, hL3, hd1, hd2, hd3, hE1, hE2, hE3 and the like; and the unit opening devices are interchangeablyinstalled according to the requirements of standardization and modularization. Modular function units comprise the groups of a cupboard, a standby cupboard, a dry cargo cabinet, a fruit and vegetablecabinet, large and small seasoning cabinets, a standby pot, a wine cabinet, a tool cabinet, a sprout cabinet, a microwave oven box, an oven box and a dish-washing cabinet. A stationary inner shell structure is added to a frame, so that the optional performances of being light and stationary, capable of being spliced, split and conveyed, safe and durable in material, convenient to clean and the like are achieved, the cabinet is convenient to install, reduced in requirement on installation technology, and convenient for widely application and popularization.

The invention provides a framework connecting structure for a sunlight room. The framework connecting structure mainly comprises two butted bottom frames and a corner stand column arranged on the butt joint of the two bottom frames. The butt joint ends of the two bottom frames are manufactured into 45-degree inclined end faces. The inclined end faces of the two bottom frames are at least provided with opposite round holes for round tenon bars respectively, and the round tenon bars are inserted into the round holes. The upper edges of the butt joint ends of the two bottom frames are provided with symmetrical half dovetail grooves respectively, and an integral dovetail female groove is formed after the two half dovetail grooves are in butt joint. The end, connected with the bottom frames, of the corner stand column is provided with a corresponding dovetail male head, and the corner stand column is connected with the two bottom frames by inserting the dovetail male head into the dovetail female groove. The portions, perpendicular to the half dovetail grooves, on the inclined end faces of the two bottom frames are respectively provided with at least one dovetail connecting part hole groove, wherein the dovetail connecting part hole grooves are opposite. After the two bottom frames are in butt joint, dovetail connecting parts are inserted into the opposite dovetail connecting part hole grooves; the corner assembling precision and the strength of installation on construction sites are improved, the surface smoothness and the attractiveness are improved greatly, the machining precision and the production efficiency in factories are improved, the cost is lowered, the installation quality of the construction sites is improved, and the progress of the construction sites is sped up.

The invention discloses a solar cell encapsulation frame, belonging to the technical field of solar cells, comprising a frame body, a sealing mechanism is arranged inside the frame body, a laminate is arranged in the frame body through the sealing mechanism, and a junction box is arranged at one end of the laminate. One end of the frame main body is provided with a sealing plate through the sealing mechanism, the sealing plate is fixedly connected with the frame main body through the connecting component, the frame main body, the laminated plate and the sealing plate form a sealing cavity through the sealing mechanism, and the sealing cavity is filled with sealing liquid. Compared with the prior art, the beneficial effect of the present invention is that the structure of the present invention is simple, and the installation is convenient, and the problem that the sealability of the sealing chamber cannot be detected after the seal failure is solved by using the sealing liquid in the sealing frame, and the laminated board is sealed by the sealing liquid It plays a certain role of sealing and protection. At the same time, the integral frame body is used to ensure the strength of the solar cell. The installation process is relatively simple, and the technical requirements for installation are relatively low.

The invention provides an urban roadway curbstone drainage ditch structure, which comprises curbstone drainage ditches and a roadway, wherein the curbstone drainage ditches are respectively formed intwo sides of the roadway, the curbstone drainage ditch is composed of a plurality of curbstones, the curbstone comprises a drainage component and a top cover, a hollow first cavity is formed in the drainage component, the first cavity is arranged in the length direction of the drainage component, the top cover is fixedly mounted at the top of the drainage component, a hollow second cavity is formed in the top cover, the first cavity and the second cavity are combined to form a drainage channel used for draining water, a plurality of drainage holes are formed in the side, which faces the roadway, of the top cover and are formed at equal intervals in the length direction of the top cover, first filtering components are arranged at the drainage holes, and second filtering components are arranged between the top cover and the drainage components. Compared with the prior art, the problems that the roadside drainage capacity of the roadway is poor and water is prone to accumulating can be effectively solved, and the maintenance cost of a drainage pipeline can be reduced at the same time.

The present invention discloses a wind generating set load strain monitoring device based on an electrical vortex sensor. The device comprises an L-shaped electro-magnetic induction substrate, an electrical vortex sensor installation sliding seat, an electrical vortex sensor regulation slide rail and an electrical vortex sensor; the L-shaped electro-magnetic induction substrate and the electricalvortex sensor regulation slide rail are fixed at the surface of a test member; the electrical vortex sensor installation sliding seat is slidingly installed on the electrical vortex sensor regulationslide rail, and the electrical vortex sensor installation sliding seat and the electrical vortex sensor regulation slide rail are fixed through adoption of a fixed bolt penetrating a chute on the electrical vortex sensor installation sliding seat and a through hole on the electrical vortex sensor regulation slide rail so as to ensure the tight combination and fixing of the electrical vortex sensorinstallation sliding seat and the electrical vortex sensor regulation slide rail; and the electrical vortex sensor is installed on the electrical vortex sensor installation sliding seat in a thread mode and is accessed to the collection system of a wind generating set. The wind generating set load strain monitoring device is reasonable in price, low in installation technology requirement, convenient to disassemble, high in test precision, convenient in test signal integration and long in service life.

The invention discloses a temperature measurement device of an electrostatic chuck; the temperature measurement device is arranged in a mounting hole at the lower part of the electrostatic chuck and comprises a temperature sensor and a fixed module; the temperature sensor is movably arranged in the mounting hole; the fixed module is fixed at the mouth part of the mounting hole through screw thread; and a spring is arranged between the temperature sensor and the fixed module. The lower part of the T-shaped temperature sensor is inserted into a hole at the middle part of the fixed module. The spring stays in a pre-compression state, and the pressure of the spring enables the upper surface of the temperature sensor to be well contacted with the electrostatic chuck; besides, the temperature measurement device has low technical requirements on the processing and assembly of the electrostatic chuck and the temperature sensor and can not damage the electrostatic chuck.

The invention provides a novel integrated quick-mounting material and a mounting method thereof. The novel integrated quick-mounting material comprises four wallboard aluminum profiles, four wallboard splicing plastic parts, a lead honeycomb plate, a film coating plate, a color coating plate and a wall splicing aluminum profile, wherein the surfaces of the four wallboard splicing plastic parts are arranged on the inner walls of the four wallboard aluminum profiles; the lead honeycomb plate is arranged between the opposite sides of the four wallboard aluminum profiles; the back surface of the film coating plate is arranged on the front surface of the lead honeycomb plate; the front surface of the color coating plate is arranged on the back surface of the lead honeycomb plate; and the left side of the wall splicing aluminum profile is arranged on the right sides of the wallboard aluminum profiles. According to the novel integrated quick-mounting material and the mounting method thereof, the device is simple in field mounting process, low in mounting technical requirement, high in factory degree and easy to control quality during use; and the device can be spliced according to needs during use, the modular elements are strong, and the customized personalized elements are strong.

A split solar water tank includes an inner container (1) and a heat exchanger (2). The split solar water tank is characterized in that the heat exchanger (2) is positioned on the outside of the semicircle seal head of the water tank inner container. The invention has high heat exchange efficiency, a simple production technology, a low production cost and low requirement in installing technology.

The invention relates to an inductive tap device, which comprises a tap body. The invention is characterized in that a solenoid valve controlled by an inductive controller is arranged on a positioning board of the tap body; a water inlet and a water outlet of the solenoid valve are connected with a water inlet passage and a water supply passage on the positioning board respectively. The tap body, the solenoid valve and the power are all arranged on the upper side of the positioning board. When the tap is arranged, the tap body, the solenoid valve and the power are all on a bedplate. The invention is convenient for maintenance and installation, requires little on the installation technology, saves the use cost and is applicable at a high-class commercial site, an ordinary consumer family and other various sites, so the invention is favorable for spreading and wide application.

The invention discloses a drilling machine which is convenient for installing a drill bit, and relates to the technical field of drilling machine design. The drill bit is suspended by a positioning rope so that the drill bit is vertically downward. After positioning in the vertical direction, clamping blocks, inclined blocks and locking fixed on the block, so as to ensure that the drill bit is installed in the vertical direction, and realize the centering of the drill bit; the design of the positioning rope, locking screw and adjusting screw can realize the adjustment and fixing of the drill bit height; the whole design saves time and effort, and reduces the need for labor. The installation technical requirements of the operator.

The invention relates to a lower cutting knife driving device. The lower cutting knife driving device comprises a crank; one end of the crank is connected with a power device, and the other end of thecrank is connected with a steering pull rod; the steering pull rod is connected with a rocker arm assembly; the other end of the rocker arm assembly is arranged in a horizontal sliding groove of a lower cutting knife device in a sleeved manner. Longitudinal reciprocating driving of the crank and the steering pull rod is converted into horizontal reciprocating driving of the lower cutting knife device to achieve the goal of cutting, and a lower cutting knife of a harvester works. The lower cutting knife driving device has the advantages that a driving chain is simple, parts are few, processingis simple, manufacturing cost is low, universality is high, the requirement on an installation technique is not high, driving is reliable and maintenance is convenient, and can be applied to all types of small and medium-sized combine harvesters.

The invention discloses a universal harvester lower cutter transmission device which comprises a crank. One end of the crank is connected with a power device, and the other end thereof is connected with a steering pull rod. The steering pull rod is connected with a rocker component. The other end of the rocker component is nested into the horizontal slide groove of a lower cutter device. The universal harvester lower cutter transmission device is simple in transmission chain, few in parts, simple to machine, low in manufacturing cost, high in universality, low in mounting technical requirements, reliable in transmission and convenient to maintain.

The invention discloses a PostgreSQL database installation method which comprises the following steps: analyzing a received PostgreSQL database installation request to obtain a target linux system andtarget database version information; generating a target test case corresponding to the target database version information; sending the target test case to a selenium test tool, so as to enable theselenium test tool to call a phantomJS non-interface browser to inquire each target command line corresponding to the target test case; and returning each target command line to the target linux system, so as to enable the target linux systemto perform PostgreSQL database installation operation based on each target command line. The database installation efficiency is improved, and the installation error probability is reduced. The invention further discloses a PostgreSQL database installation device and equipment and a storage medium. The PostgreSQL database installation device and equipmenthave the corresponding technical effects.

The invention discloses an adjustable connecting hinge, which comprises a connecting part and an adjusting part, wherein the connecting part comprises a connecting bump and a connecting cylinder, and the two sides of the connecting bump are respectively provided with a connecting long strip; a pair of adjusting long holes are formed in the connecting long strip, and an adjusting screw rod is arranged on the connecting bump; the adjusting part comprises an adjusting substrate, and an adjusting bump is arranged on the edge of the adjusting substrate; an adjusting through hole is formed in the adjusting bump, and the adjusting screw rod penetrates through the adjusting through hole and is fixedly connected with a fixing screw cap. The adjustable connecting hinge provided by the invention utilizes the adjusting screw rod on the connecting part and the adjusting bump on the adjusting part, so that the position of the whole hinge can be randomly adjusted by users after the installation is completed, and thus the requirements of installation technology for workers is greatly reduced, the installation efficiency is improved, the structure is simple, and the practicality is high.