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145results about How to "Guaranteed installation reliability" patented technology

Device for remotely-operated vehicle (ROV) to quickly mount and replace sensor on deepwater platform anchor chain underwater

The invention provides a device for a remotely-operated vehicle (ROV) to quickly mount and replace a sensor on a deepwater platform anchor chain underwater and belongs to ocean platform equipment. By adopting the device, unmanned mounting and replacing of the sensor on the deepwater platform anchor chain can be achieved through the ROV. The device comprises an upper frame, a lower frame, a sensor bearing and positioning cylinder and a locking mechanism, wherein the upper frame and the lower frame are fixed to the anchor chain through the locking mechanism; the sensor bearing and positioning cylinder is matched with the upper frame in a clamped mode and fixed to the upper frame; the lower frame is of a hollow structure with a rectangular cross section; the upper frame is of a structure formed by welding a bent steel plate and a cylinder together; the sensor bearing and positioning cylinder is of a cylinder structure provided with a handle matched with an underwater robot arm, and the cylinder seals up the sensor and can resist external pressure. The sensor fixing device is simple in structure and brings convenience to the ROV to quickly mount and replace the self-contained sensor underwater, and the mounting accuracy and reliability are guaranteed.
Owner:DALIAN UNIV OF TECH

Test constant volume bomb controllable in turbulent flow intensity and position, and control method

ActiveCN105352736AAvoid mutual interferenceAccurately achieve target turbulenceEngine testingEngineeringUltimate tensile strength
The invention discloses a test constant volume bomb controllable in turbulent flow intensity and position, and a control method. The constant volume bomb apparatus comprises a temperature sensor, a pressure sensor, a fuel injector, air inlet and air outlet pipes, turbulent flow generation modules, a PLC control module, etc. The turbulent flow generation modules are nine miniature axial-flow fans that are arranged evenly, and the nine miniature axial-flow fans are connected to the bottom end of the constant volume bomb through bolts. On the basis of human setting, a host computer test system and a PLC are adopted to control the starting scheme and the rotating speed of axial-flow fans, so turbulent flows with required intensity and position are achieved. The test constant volume bomb has a simple structure. Target turbulent flows with required accurate intensity and position can be automatically achieved as long as bolts are utilized to fix turbulent flow generation devices in an initial stage of a test and parameters are adjusted externally. The process of mounting and dismounting the test constant volume bomb is simplified, and the test constant volume bomb plays a significant role in researching the combustion process and the characteristics of fuels in conditions of different turbulent flow intensities and different generation positions.
Owner:JIANGSU UNIV

Method for installing stiffening beam of suspension bridge over navigable river and swing shift system used in method

The invention discloses a method for installing a stiffening beam of a suspension bridge over a navigable river and a swing shift system used in the method. The suspension bridge is an earth-anchored suspension bridge of a two-tower three-span structure and comprises a main tower A, a main tower B, a side span part A, a side span part B and a middle span part, and a beam storage yard is arranged at the position, on one side of the main tower A, of a shore base. The installation method includes the following steps that a plurality of winches are arranged at the top of the main tower A and the top of the main tower B respectively, an approach bridge is erected between the beam storage yard and the main tower A, a work platform communicated with the approach bridge is erected on the surface, back on to the approach bridge, of the main tower A, and a transport ship is prepared on the river; the middle span part, the side span part B and the side span part A are installed in sequence, wherein the middle span part is installed in the sequence of approach bridge transport, swing shift lowering, ship transport and lifting connection, the side span part B is installed in the sequence of approach bridge transport, swing shift lowering, ship transport, lifting swing shift and combination connection, and the side span part A is installed in the sequence of approach bridge transport, swing shift positioning and combination connection.
Owner:DEYANG TIANYUAN HEAVY IND

A mixed mode expansion plate of automobile safety air bag

The invention relates to a complex type unfolding plate of vehicle safety air chamber comprising a main body of unfolding plate and a frame of unfolding plate. The main body of the unfolding plate is connected with the frame of the unfolding plate by hinge. The frame of the unfolding plate is permanently connected to the position of mounting air chamber module corresponding with the main body of fascia. A counter bore is in the main body of the unfolding plate and the main body is connected with the body of the fascia by the counter bore. The counter bores are evenly dispersed on the main body of the unfolding plate to make the unfolding plate and skeleton of the fascia completely jointed with each other. The frame of the unfolding plate is permanently connected with the main body of the fascia by projection weld nut. The unfolding plate and the frame are produced by steel material. The invention uses composite plate structure of overturning hinge cooperation frame structure. The unfolding plate and the frame thereof are produced by steel material. The unfolding plate and the fascia use design of rivet joint. The structure can ensure the stability of position of the unfolding plate and the mounting reliability and strength the guiding function of the air chamber and increase the stability of guiding by the hinge.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Drilling position positioning system and method of drilling machine

The invention discloses a drilling position positioning system and method of a drilling machine. The system comprises a positioning laser unit, a centering laser unit, a first laser position detectionunit, a second laser position detection unit, an inclination angle detection unit and a display unit. The positioning laser unit is used for determining the position of a tapping point on a working surface and emitting a positioning laser beam to the rear end surface of a big arm; the first laser position detection unit is installed on the rear end face and used for detecting the position of a light spot of a positioning laser beam on the rear end face. The centering laser unit is arranged on the big arm and is used for emitting a centering laser beam to a tapping point; the second laser position detection unit is installed on the working face and used for detecting the position of a light spot of the centering laser beam on the working face. The inclination angle detection unit is mounted on the big arm and used for detecting an inclination angle value of the big arm; the display unit is connected with each unit and is used for displaying the positioning information. The drilling position positioning system and method have the advantages of simple structure, high positioning precision, high automation level, high positioning efficiency and the like.
Owner:63653 FORCES PLA

Floor installing structure for compartment

The invention discloses a floor installing structure for a compartment. The floor installing structure for the compartment comprises a support base body formed by mutually connecting vertically and horizontally arranged support frames and a floor structure layer arranged above the support base body; each support frame comprises an aluminum alloy frame and a faceplate installing groove arranged atthe upper part of the aluminum alloy frame; a faceplate made of an elastic material is arranged inside each faceplate installing groove; the floor structure layer passes through each faceplate througha fastener and is fixedly arranged at the upper part of the support base body; a space between the adjacent support frames in the support base body is filled with heat-preserving cotton; and the bottoms of the support frames are fixedly connected with a compartment bottom plate through fasteners. After the above structure is adopted, not only is a comfort level increased through utilizing the faceplates of the elastic material, but also connection reliability is improved; Upper and lower distributed installation is adopted, so that convenience of installation is greatly improved and stabilityand reliability after installation are improved, and the service life of the structure is greatly improved; and in addition, the comfort level is further improved through rational design of the floorstructure layer.
Owner:JIANGSU TIEKE NEW MATERIAL CO LTD

Novel PCD milling tool generating few accumulated chips at tool edge

The invention relates to a novel PCD milling tool generating few accumulated chips at a tool edge. The novel PCD milling tool comprises a tool handle and a four-blade tool bit; the tail end of the tool handle is provided with an installing groove towards the interior of the tool handle, the installing groove is composed of a shaft-end connecting groove, a sealing groove and a locking positioning groove, a shaft pin is arranged in the shaft-end connecting groove, the inner wall of the sealing groove is provided with multiple seal rings, the locking positioning groove is provided with a positioning hole, and the two sides of the tool handle are provided with a first connecting hole and a second connecting hole respectively; the four-blade tool bit comprises a first blade, a second blade, a third blade and a fourth blade which are each provided with a PCD blade point, and an axial positive rake angle theta is formed at the top end of each PCD blade point and is 15 degrees. According to the novel PCD milling tool generating the few accumulated chips at the tool edge, generation of the accumulated chips at the tool edge is reduced, the service life of the PCD milling tool is effectively prolonged, the machining efficiency and the surface smoothness of a machined workpiece are improved, and the cost is lowered.
Owner:江苏中晟钻石工具有限公司

Heat insulation pipe joint structure

The invention discloses a heat insulation pipe joint structure and relates to the technical field of pipe joints, and the heat insulation pipe joint structure can be used for solving the problems that the existing heat insulation pipe joint is poor in heat insulation effect, unreliable in structure and the like. According to the heat insulation pipe joint structure provided by the invention, a sealing sleeve ring is sleeved at the periphery of a heat insulation sleeve; sealing pieces are arranged between two ends of the sealing sleeve ring and the conventional section of a heat insulation pipe; the two sealing pieces are respectively positioned on two sides of the heat insulation sleeve, so that secondary heat insulation is formed at a butted part of the heat insulation pipe due to the sealing pieces, and the sealing and heat insulation effects are good. The joint part of the heat insulation pipe is arranged on a supporting seat, so that the reliability of the joint part of the heat insulation pipe is guaranteed; a semicircular slot is formed in the supporting seat; a clamping hoop is also arranged on the supporting seat; the joint part of the heat insulation pipe is fixedly arranged on the supporting seat by virtue of the clamping hoop; the clamping hoop can limit the radial motion of the joint of the heat insulation pipe; the joint of the heat insulation pipe can do axial micro motion in a containing space formed between the clamping hoop and the semicircular slot, so that the mounting reliability of the joint of the heat insulation pipe is guaranteed.
Owner:王向林

Front supporting assembly of clothes processing device and clothes processing device

PendingCN113638205AGuaranteed installation reliability and stabilityPrevent prolapseTextiles and paperLaundry driersEngineeringMechanical engineering
The invention discloses a front support assembly of a clothes processing device and the clothes processing device. The front support assembly of the clothes processing device comprises a front support and a filtering device, wherein the front support defines an air duct, and the front part of the front support is provided with a side opening communicated with the air duct; and the filtering device is suitable for being movably arranged in the air duct from the side opening, a locking part is arranged on the inner wall face of the air duct, the filtering device is provided with a locking matching part, and when the filtering device is installed in place in the air duct, the locking part is matched with the locking matching part so as to fix the filtering device. According to the front support assembly of the clothes processing device, the locking part is arranged on the inner wall face of the air duct, the locking matching part is arranged on the filtering device, the locking part and the locking matching part are matched, the filtering device is fixed in the air duct, the filtering device is prevented from being disengaged from the air duct, and the installation reliability and stability of the filtering device are guaranteed, therefore, the filtering device can work normally.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Insulated sealing structure of electrode

The invention discloses an insulated sealing structure of an electrode. An insulated sealing body of the insulated sealing structure of the electrode is an insulated sealing cover which is sheathed on the periphery of a lead-out structure of the electrode. One end of the insulated sealing cover is erected on the end face of a cell at the back of the lead-out structure of the electrode and the periphery of the cell is sheathed with the other end of the insulated sealing cover. A positioning wrinkle which is matched and complementary with a deforming wrinkle and is embedded into a groove is arranged at the periphery of the middle part of the insulated sealing cover. Thus, the integrated insulated sealing cover is adopted to separate the lead-out structure of the electrode from a shell. The periphery of the lead-out structure of the electrode can be sheathed with the insulated sealing cover conveniently and rapidly and the insulated sealing cover is pressed tightly against the lead-out structure of the electrode by virtue of a seal turned edge and the deforming wrinkle, so that the assembly process is simplified, the assembly cycle is shortened, the assembly efficiency is increased, the loss of materials in power storage devices is reduced and the manufacturing cost is reduced.
Owner:ZHENGZHOU SINO CRYSTAL DIAMOND

Mounting method of torsion bar component and torsion bar component mounting structure

ActiveCN110254459ASimple structureDoes not affect the reliability of useBogiesBogie-underframe connectionsOccupancy rateBogie
A mounting method of a torsion bar component is characterized in that a mounting hole corresponding to the torsion bar component is machined in a framework of a bogie; the torsion bar component transversely penetrates through the mounting hole, and the torsion bar component is connected with the mounting hole in the form of interference fit; a stopper used for axially limiting the torsion bar component is arranged in the mounting hole; and the stopper is in contact with the torsion bar component in an abutting manner. According to the mounting method of the torsion bar component, as the torsion bar component is directly mounted on the framework, a supporting seat component in an anti-roll torsion bar system is eliminated, the structure of an anti-roll torsion bar component is simplified, the production cost is reduced, the use reliability of the torsion bar component is not affected in the case of guaranteeing that the supporting seat component is eliminated, the connection between the torsion bar component and the framework is easy to realize, the connecting mode is simpler, the labor intensity of mounting the torsion bar component on the framework can be effectively reduced, and moreover, the space occupancy rate of the a connecting structure between the torsion bar component and the framework is small, and the structural compactness of the connecting structure between the torsion bar component and the framework is high. The invention further provides a torsion bar component mounting structure.
Owner:ZHUZHOU TIMES NEW MATERIALS TECH

Induction type stamping die and plate positioning device thereof

The invention discloses an induction type stamping die and a plate positioning device thereof. The plate positioning device comprises a supporting assembly installed on a die body, a movable positioning plate installed on the supporting assembly, and an induction plate rotationally installed on the movable positioning plate through a first rotating shaft. The induction plate is matched with a sensor and rotationally installed on the supporting assembly through a second rotating shaft. The movable positioning plate is installed on the supporting assembly in a sliding mode, the sliding direction of the movable positioning plate is close to or away from the direction of the sensor, the first rotating shaft horizontally extends and is perpendicular to the sliding direction of the movable positioning plate, the first rotating shaft is located below the sensor, the induction plate rotates around the second rotating shaft in the vertical plane and inducts or does not induct the sensor. Accordingly, the structure of the movable positioning plate is small, the inward contraction type movement form is adopted, the moving track is small, and therefore the receding range of the die on the movable positioning plate is reduced, the machining difficulty of a die receding part is lowered, and the pressing effect of panel blanks is improved.
Owner:ANHUI JIANGHUAI AUTOMOBILE GRP CORP LTD

Vehicle-mounted large-scale dust removal device

The invention relates to a vehicle-mounted large-scale dust removal device, which comprises a loading vehicle, a water tank, a water pump and a three-way valve. The water tank is installed on the frame of the loading vehicle; the water pump is installed on the top of the water tank, the water inlet is located in the water tank, and the water outlet of the water pump is located outside the water tank and connected with the water inlet of the three-way valve; a first hard water pipe and a second hard water pipe are arranged on the frame of the loading vehicle and on the both side of the water tank, wherein the two ends of the first hard water pipe and the two ends of the second hard water pipe are sealed; the first hard water pipe and the second hard water pipe extend horizontally along thelength of the water tank; a plurality of first water spouts communicating with the first hard water pipe are arranged on the side wall of the first hard water pipe side by side; a plurality of secondwater spouts communicating with the second hard water pipe are arranged on the side wall of the second hard water pipe side by side; one of the two water outlets of the three-way valve communicates with the first hard water pipe through a first soft water pipe, and the other water outlet of the three-way valve communicates with the second hard water pipe through a second soft water pipe. The vehicle-mounted large-scale dust removal device has the advantages of spraying water in air, large spraying scale, high dust removal efficiency and low water consumption.
Owner:亓新广

Installation module and LED (Light Emitting Diode) display component comprising installation module

The invention relates to an installation module, which comprises a bottom shell, a rotating wheel, a push rod, a pressure block and a pressure cover; the rotating wheel rotates to drive the push rod to move along the extension direction in a reciprocating manner; the push rod drives the pressure block to slide in a containing space; when the pressure block moves to the tail end of the containing part, the side wall of the containing part of the bottom shell prevents the pressure block from sliding continuously; the first convex shaft of the pressure block slides from one end of a chute to the other end; one end of the pressure block close to the push rod is titled; the convex corner of the pressure block is contained in a slot of the containing part to limit the pressure block; one end, far away from the push rod, of the pressure block is pressed downwards to tightly press a box body; the push rod moves reversely to drive the convex corner to slide out of the slot of the containing part; the pressure block is separated from the box body. A wrench is only necessary to rotate the rotating wheel bilaterally in the whole installation process, so that installation and disassembly of an LED display component can be realized; the process is completed through one step; the repetitive steps of fixing screws are avoided; convenient installation and disassembly of unit modules are realized. The invention further provides the LED display component.
Owner:深圳市恒利普智能显示有限公司
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