20 results about "Transverse pressure" patented technology

The utility model discloses a coarse grain noodle pressing device which comprises an outer sleeve, the upper end and the lower end of the outer sleeve are respectively provided with a filling opening and a plurality of noodle outlet holes, an upper cover is screwed on the filling opening, a noodle pressing plate is vertically inserted in the outer sleeve in a sliding mode, a tooth-shaped pressing rod is connected to the noodle pressing plate, and a pressing handle is arranged on the upper cover. The utility model relates to the technical field of dough pressing devices, dough is placed in the outer sleeve, then the pressing handle is lifted upwards to enable the transverse pressing rod to be pressed in the inverted tooth-shaped opening, and the pressing handle is rotationally connected with one end of the upper cover through the connecting plate, so that the pressing handle has a larger lifting angle, and the dough pressing mechanism is arranged on the pressing handle. Therefore, the transverse pressing rod can be pressed into the inverted-tooth-shaped opening at the higher position, then the movable pressing handle is pressed downwards, the tooth-shaped pressing rod is pressed downwards through the transverse pressing rod, and then the dough is pressed out of the dough outlet hole in the lower end of the outer sleeve through the dough pressing plate to form long noodles.

The utility model discloses an ultrasonic knife transducer, which is characterized in that a fixing mechanism is arranged at the tail end of an ultrasonic amplitude-change pole on one side of the ultrasonic knife transducer, a clamping sleeve and the ultrasonic amplitude-change pole are screwed in a threaded manner to realize tightening type locking, and a pressing part with a conical inclined surface is arranged in the clamping sleeve. According to the blade fixing mechanism, the threaded locking mode of the clamping sleeve and the ultrasonic amplitude-change pole is matched with the pressing mode of the conical inclined face, transverse pressing force and longitudinal anti-disengagement force are formed on the blade clamping device, the blade clamping device can be clamped stably, and therefore the blade can be clamped stably. The structure is simple, parts are mutually locked, transmission loss of sound wave amplitude cannot be caused, and the cutting efficiency of the tail end of the blade can be higher.

The invention discloses a turbine guide vane end wall cascade-like channel type assembly clearance structure based on a transverse pressure gradient, and belongs to the field of gas turbine end wall cooling. The assembly gap is of a cascade-like channel type structure with the consistent cross section configuration in the axial direction, the pressure side wall face is similar to a blade pressure surface molded line, the suction side wall face is similar to a blade suction surface molded line, and a flow channel capable of generating a stable transverse pressure gradient is jointly formed. And a leakage hole is formed in the sealing sheet. The transverse pressure gradient is utilized to actively regulate and control sealing cold air entering the gap from the leakage hole, so that the sealing cold air is orderly migrated from the pressure side to the suction side and flows close to the wall surface, and the adiabatic temperature distribution in the gap and the air film coverage of the suction side wall surface are remarkably improved. And meanwhile, the leakage flow and the cold air of the air film holes in the end wall have a synergistic effect, so that the cooling effect and uniformity of the downstream surface of the end wall are enhanced, the net heat flux reduction amount is remarkably increased, the mixing loss is reduced to a certain extent, and good balance between efficient and uniform cooling and low pneumatic loss is realized.

The application discloses a rib force transmission type cable clamp, which comprises an upper half of the cable clamp and a lower half of the cable clamp; the outer periphery of the upper half of the cable clamp is arranged with a plurality of upper side rib strips which are protruded along the circumference and are arranged at an axial interval; the upper side rib strips correspond to the regions of the radial side of the upper half of the cable clamp and form upper side pressure bearing parts which can be penetrated by a bolt pair; the outer periphery of the lower half of the cable clamp is arranged with a plurality of lower side rib strips which are protruded along the circumference and are arranged at an axial interval; the lower side rib strips correspond to the regions of the radial side of the lower half of the cable clamp and form lower side pressure bearing parts which can be penetrated by a bolt pair. The application can ensure that the upper half and the lower half can be fully stressed and tightly hold the main cable in the axial and circumferential directions, and stress concentration can be generated at the axial nodes of the upper half and the lower half at the positions corresponding to the rib strips, so that the locking stress similar to the wave-shaped concentrated force transmission is generated in the axial direction, the transverse pressure of the cable clamp on the main cable is generated in the axial direction, and the anti-sliding bearing capacity of the cable clamp on the main cable is improved.

The application discloses a micro baffle structure for reducing vibration and increasing efficiency of a water jet propeller pump, wherein a hub surface of a guide vane body of the water jet propeller pump is a semi-sphere, the guide vane body is provided with guide vane body blades, a side of the guide vane body blades close to the semi-sphere plane is a root of the guide vane body blades, a bone surface of the guide vane body blades is a reference surface S, a front side of the guide vane body blades is a pressure surface C, a back surface of the guide vane body blades is a suction surface A, a back surface of the micro baffle structure is a suction surface B, one side of the micro baffle structure is connected with the suction surface A of the guide vane body blades, and the other side of the micro baffle structure is bent and extends to an outer edge of the guide vane body blades. The application limits the development of a rotor root wake in a guide vane body channel, suppresses the intensity of guide vane body transverse vortex flow caused by a transverse pressure gradient, has a simple structure, and can improve the efficiency of the water jet propeller and reduce the dynamic flow excitation force of the water jet propeller.

The utility model discloses a mooring rope liquid level meter fixing device, and particularly relates to the technical field of fixing devices, the mooring rope liquid level meter fixing device comprises a clamping assembly, a fixing mechanism and a guide assembly, the guide assembly is installed above the inner wall of the fixing mechanism, the clamping assembly is placed above the guide assembly, a meter hammer is fixed in a fixing rod, and the fixing mechanism is fixed on the fixing rod. The fixing rod is fixed in the tank in a transverse fixing mode, the transverse pressure intensity on the fixing rod when the stirring mechanism stirs liquid is reduced through the fixing mode, the meter hammer can be firmly fixed in the stirring tank, and when the stirring tank stirs the liquid, the liquid can impact the lower side of the fixing device. And through the design of the external arc shape of the guide plate, the impact of the liquid on the shell assembly is dispersed, and the situation that after the stirring tank is used for a long time, the liquid repeatedly impacts the shell assembly, and the installation positions of the fixing device and the storage tank are loosened is prevented.

This utility model discloses an anti-loosening device for a gas-liquid separator filter element, including a tank and a filter cartridge disposed in the tank, and an installation assembly disposed in the tank for installing the filter cartridge. The installation assembly includes a circular plate and an installation ring fixedly connected to the tank. The circular plate and the installation ring are respectively located on both sides of the filter cartridge and are connected to the inner wall of the tank through multiple first strip plates and second strip plates. The circular plate has a threaded hole, and a threaded rod is threadedly connected to the threaded hole. One end of the threaded rod is connected to the bottom wall of the filter cartridge. The side of the installation ring away from the circular plate has two staggered longitudinal pressure strips and a transverse pressure strip. This utility model's anti-loosening device for a gas-liquid separator, through the installation assembly, achieves both fixed installation and bidirectional limiting of the filter cartridge, while the support assembly provides support and protection for the filter cartridge.

This invention provides a cluster-type roll system structure for cold-rolled ultrathin wide titanium foil, relating to the field of metal rolling technology. The structure includes an upper work roll, a lower work roll, two upper support rolls, two lower support rolls, and two pressure rolls. The work rolls are supported on both sides by the upper and lower support rolls, respectively, while the pressure rolls act on the upper support rolls and are independently load-adjusted. By applying differential loads to the support rolls through the pressure rolls, designing a linear taper zone at the end of the work rolls, and increasing the overall convexity of the support rolls, the roll gap load-bearing capacity and lateral pressure distribution are stabilized, suppressing uneven plastic deformation at the edges and sheet shape defects. The roll system structure designed in this invention has the advantages of high rolling stability, fast lateral thickness difference convergence, and strong sheet shape control, effectively solving the problems of tolerance accuracy, thickness reduction capability, and surface morphology distribution of wedge-shaped materials.

This invention discloses a turbine modeling method that couples a non-axisymmetric endwall and blade bending, comprising the steps of: establishing a non-axisymmetric endwall model by applying circumferential and axial control functions to the turbine endwall profile; establishing a blade bending model by adjusting the bend angle and bend height to change the shape of the leading edge overlap line; and coupling the non-axisymmetric endwall model and the blade bending model to obtain an end-bending model. Compared to the independent non-axisymmetric endwall, the end-bending model significantly compresses the radial scale of the channel vortex, compensating for its insufficient control effect; compared to the independent blade bending model, the end-bending model weakens the channel vortex intensity and secondary flow, further compressing the radial height of the channel vortex, compensating for its excessive lateral pressure gradient and poor end-region flow capacity.

The invention discloses manufacturing equipment and a manufacturing method of a photovoltaic adhesive film, and relates to the technical field of photovoltaic module manufacturing equipment.The manufacturing equipment comprises a transverse compounding mechanism used for periodically extruding a pre-pressed adhesive film, and the transverse compounding mechanism comprises two sets of transverse pressing rollers relatively moving in the thickness direction of the pre-pressed adhesive film; a feeding hole is formed in the end part of the transverse compression roller, a storage cavity is formed in the center of the transverse compression roller, and the storage cavity is communicated with the feeding hole in the axial direction of the transverse compression roller; a plurality of discharging openings distributed in the circumferential direction are formed in the side wall of the transverse pressing roller, and all the discharging openings communicate with the material storage cavity in the radial direction of the transverse pressing roller; a tooth pressing part is arranged on the outer side of the transverse pressing roller; the two sets of transverse pressing rollers rotate to drive the discharging openings to coat the two sides of the pre-pressing position to form the outer layer adhesive tape, mark embossing is pressed on the surface of the outer layer adhesive tape through the tooth pressing parts and serves as a cutting visual reference mark, it is ensured that a cut POE layer is kept complete, performance failures caused by the thickness difference of the POE layer are reduced, and the reliability of a photovoltaic module is improved.

The application discloses a kind of wear-free full hydraulic transverse roller wide and thick plate leveling device and its using method, the present application relates to wide and thick plate leveling technical field, including shell, first through hole, hydraulic head, first transverse pressure roller, second transverse pressure roller and dust removal component, the inner wall of the shell is equipped with hydraulic head, the output end of the hydraulic head is equipped with first transverse pressure roller, the inner wall of the shell is equipped with second transverse pressure roller.The application is installed by beating head rotation and beats wide and thick plate and its surface dust is shaken up, at this time, first fan rotation generates suction and dust is sucked into filter screen and dust is adsorbed, electromagnetic block is started to generate suction and drive first chuck to move, first chuck movement drives first spring to move, first spring movement makes first chuck move out of clamping groove, at this time, pull filter screen and it is pulled out first box and cleaned, realize that wide and thick plate leveling device when leveling the dirt on the surface of wide and thick plate is cleaned to prevent dirt from entering and improve the stability of device function.

The utility model belongs to hydraulic engineering technical field discloses a kind of L type concrete wave-retarding wall, comprising: formwork, diagonal pull rod, fixing part and fastening assembly, the formwork is as the pouring mold of L type concrete wave-retarding wall, the diagonal pull rod is connected in the formwork, for tensioning the formwork, the fixing part is set in the formwork, for supporting the formwork, the fastening assembly includes finish rolling screw thread steel, connecting piece, high-strength lifting ring, round table nut and wall climbing cone draw peg, the finish rolling screw thread steel is connected in the fixing part, the connecting piece is set in the finish rolling screw thread steel, the high-strength lifting ring is movably set in the connecting piece, the round table nut is set in the high-strength lifting ring, can resist the transverse pressure caused to formwork when pouring L type wave-retarding wall body, effectively prevent formwork from expanding or deforming in pouring process, ensure the size accuracy and surface flatness of type wave-retarding wall body.

This utility model relates to the field of injection mold technology, and in particular to a mold for injection molding plastic products. Its technical solution includes a fixed mold base plate and a moving mold base plate. A cylinder for driving is provided above the moving mold base plate. A fixed mold plate for introducing molten material is provided at the top of the fixed mold base plate. A moving mold plate for mold closing and opening is provided at the bottom of the moving mold base plate. Two sliding grooves are provided on the adjacent sides of both the fixed and moving mold base plates. Positioning components for fixing are provided within the sliding grooves. Horizontal plates are provided on both sides of the fixed and moving mold plates. The positioning components include a slider for installation, and two positioning rods for positioning are provided within the slider. This utility model, through the arrangement of sliders, positioning rods, positioning holes, support frames, threaded rods, transverse pressure plates, longitudinal pressure plates, and horizontal plates, enables rapid replacement of the fixed and moving mold plates, eliminating the need for rotating tools, simplifying the replacement process, and improving the processing efficiency of the equipment.

The elevator guide rail braking device comprises a guide rail body and a limiting sliding groove, an installation plate is installed on the left side of the guide rail body and welded to the guide rail body, the limiting sliding groove is connected to the periphery of the guide rail body in a sliding mode, and a braking groove is formed in the right side of the interior of the guide rail body. A brake block is arranged on the right side of the brake groove, and moving grooves are formed in the front side and the rear side of the brake block. Compared with an existing guide rail braking device, the tachometer wheel of the elevator guide rail braking device ascends, descends, slides and rotates on the guide rail body along with the limiting sliding groove, the rotating speed sensor measures and calculates the ascending and descending speed of an elevator through the tachometer wheel, the spring rod guarantees that the braking block slides to the right side of the moving groove, and the hydraulic rod pushes the wedge block to move upwards; the brake block is pushed leftwards by the wedge-shaped block, friction force is increased through the rough wear-resisting layers on the outer surface of the brake block and the inner surface of the brake groove, rapid braking is achieved, the cushion block bears transverse pressure, the stress burden of the hydraulic rod is relieved, and the braking effect is better.

The application discloses a bottle cap coating adhesion multi-angle friction test bench, and relates to the field of bottle cap friction testing.The bottle cap coating adhesion multi-angle friction test bench comprises a cabinet, a fixed machine box, a rotating shaft, a fixed disc, a rotating box, a friction assembly and an adjusting assembly.By pushing the plug-in block, the plug-in block is matched with the plug-in groove in the locking block, thereby driving the two locking blocks to expand, so as to realize the unlocking of the clamping block.When the plug-in block is inserted, the inserted clamping block is matched with the inclined surface on the outer surface of the locking block, thereby driving the locking block to expand, and then driving the clamping block to be inserted.After the clamping block is inserted, the locking block is reset under the action of the compression spring, so as to realize the locking of the clamping block, and finally the replacement of the friction head is completed, which is convenient and fast.The rotation of the bolt drives the movable disc to move on the surface of the bolt, thereby realizing the adjustment of the pre-tightening amount of the pressure spring, so as to realize the adjustment of the transverse extrusion force of the friction head on the bottle cap, the accuracy of the transverse pressure is ensured, and the test accuracy is improved.

The utility model relates to the technical field of building steel structures, in particular to an anti-seismic building steel structure. Comprising a steel structure main beam, a damping rod is installed on the inner side of the steel structure main beam, a limiting plate is welded to the position, close to the damping rod, of the steel structure main beam, the damping rod is sleeved with a spiral spring, a pull rod is installed on the outer side of the steel structure main beam, and a steel structure cross beam is in threaded connection with the lower portion of the pull rod; supporting rib plates are installed at the bottoms of the steel structure cross beams in an inserted mode, sliding plates are installed at the connecting positions of the steel structure cross beams and the steel structure main beams, connecting plates are installed on the sides, away from the steel structure main beams, of the sliding plates, and connecting pin rods are installed on the connecting plates in a penetrating mode. The connecting pin rod absorbs vibration through deformation when bearing transverse pressure, after the connecting pin rod is broken due to stress, the sliding plate slides along the limiting plate and the damping rod, the damping rod is matched with the spiral spring to absorb vibration, then the device is effectively buffered when vibration occurs, and the anti-seismic performance of the device is improved.

An INVAR strip ribbing improving device comprises a heat treatment furnace, a temperature control assembly, a flattening roller, a conveying assembly and a contact type pressure sensor array. The heat treatment furnace is provided with an inlet and an outlet, the temperature control assembly, the flattening roller and the conveying assembly are all arranged in the heat treatment furnace, and the contact type pressure sensor array is arranged at the outlet of the heat treatment furnace; the INVAR strip ribbing improvement device is used for adjusting the convexity, the furnace temperature, the tension and the heat preservation time of the flattening roller according to flattening process parameters, so that the transverse pressure difference of the strip meets a target threshold value; the convexity of the flattening roller is used for applying transverse pressure distribution to the strip to compensate the expected deformation of the strip; the convexity of the flattening roller is used for being adjusted according to the breadth and the strip shape state of the strip. And the contact type pressure sensor array is used for continuously measuring and recording the normal contact pressure of the strip along each point in the transverse direction.

This utility model discloses a pressure resistance testing device for fire-fighting pipes, including a workbench and a pressure testing frame. The pressure testing frame is fixed to the middle of the upper part of the workbench. A lifting platform is provided on the inner side of the pressure testing frame, and a hydraulic pressure rod is fixed to the bottom of the middle of the lifting platform. Two movable platforms are symmetrically arranged on both sides of the pressure testing frame on the workbench. Vertical plates are vertically fixed on the movable platforms, and a transverse pressure testing mechanism consisting of a pressure testing base and a transverse hydraulic cylinder is provided between the two symmetrical vertical plates. The pressure testing base and the transverse hydraulic cylinder are respectively fixed to the two symmetrical vertical plates. A V-shaped block is provided below the hydraulic pressure rod on the inner side of the pressure testing frame, and a fire-fighting pipe is placed on the V-block. The fire-fighting pipe is fixed to the workbench by an auxiliary limiting mechanism. This utility model belongs to the field of pipe pressure resistance testing technology, specifically a pressure resistance testing device for fire-fighting pipes.

The present application relates to a kind of control aluminium profile extruder extrusion method and extruder, it is related to the field of aluminium profile extruder, it includes control feed inlet to carry out material delivery, and control longitudinal extrusion plate to form feed space and rise;Determine the number of transverse extrusion plate and the number generation time when the transverse pressure value is not 0 by reading the transverse pressure value on the transverse extrusion plate through pressure sensor;Calculate the number generation rate according to the number of transverse extrusion plate and the number generation time;According to the number generation rate conversion material entering rate and material extrusion rate, and combine the size of feed space to calculate the extrusion plate push rate;When the number of transverse extrusion plate and the number of discharge port are consistent, control the transverse extrusion plate corresponding to the number of discharge port to reciprocate according to the extrusion plate push rate and extrude, until moving to the edge of feed inlet close to the transverse extrusion plate or preset initial position.The present application has the effect of reducing material waste.