25results about How to "Guaranteed spacing" patented technology

The utility model relates to the technical field of washing machines, and discloses a drying device for an embedded bathroom cabinet washing machine all-in-one machine, the drying device comprises an exhaust pipe and a collection box, the exhaust pipe is arranged between a cabinet and an outer cylinder; the air inlet end of the exhaust pipe is communicated with an outer barrel of the washing machine; the air outlet end part of the exhaust pipe is arranged outside the cabinet body; the position, close to the air outlet end, of the exhaust pipe is lower than the position, close to the air inlet end, of the exhaust pipe. The collecting box is communicated with the exhaust pipe. The drying device has the effect of reducing the possibility that the interior of the cabinet body is moistened by damp and hot gas exhausted by the drying device.

The utility model discloses a kind of pull-out force testers, it is related to pull-out force test technical field, including base;Two bracing bars are fixedly installed on base;Bracing bar top is fixedly installed with top plate;Between top plate and base, screw rod is movably installed;One end of screw rod is fixedly installed with driving motor;Lifting plate is movably installed on screw rod;One end of lifting plate is fixedly installed with U-shaped frame;U-shaped frame bottom is fixedly installed with tensioner;The tensioner is electrically connected with tester by data line;The tester is fixedly installed with fixed frame;The bottom of fixed frame is fixedly installed with base;In carrying out pull-out force test, driving motor moves upwards by screw rod and the tensioner of U-shaped frame bottom installation lifting plate, effectively detect the pull-out force of fixed fiber, when fiber is pulled out, the tension exerted on tensioner is transmitted to tester by data line, to ensure the accuracy of detection value.

This utility model relates to the field of electronic component technology and discloses a mounting integration assembly. The assembly includes multiple mounting components and bridging components on a tape. Multiple mounting components for mounting components are integrated into a single unit, with one side of each component serving as the mounting surface. Bridging components are retained to fix the relative positions of the multiple mounting components, ensuring consistent spacing and dimensions. An adhesive backing is attached to the side of the tape away from the mounting surface, fixing all mounting components to the backing. This ensures that even after removing the bridging components, the relative positions of the multiple mounting components remain stable, without affecting the spacing and coplanarity of the components before mounting. This assembly allows for the simultaneous mounting of multiple components onto components and is suitable for mounting components of various specifications, achieving multi-functional integration of components, improving mounting efficiency and effectiveness. The operation is simple, easily automatable, and ensures mounting reliability and stability.

The application provides a linear motion test system of a multi-channel inductive proximity sensor, relates to the technical field of aviation sensor testing, and comprises a base, a plurality of linear motion platforms installed on the base, a plurality of targets fixed on the linear motion platforms through target supports, a plurality of proximity sensors fixed on the base through sensor supports, a plurality of stepping motors for driving the linear motion platforms to move along a straight line, and an upper computer connected with the stepping motors through a CAN bus via a CAN distributor, for sending position control instructions to the stepping motors, so that the stepping motors drive the linear motion platforms to drive the targets to move, the distance between the targets and the proximity sensors is adjusted, the inductance values of the plurality of proximity sensors are collected by a measured controller, and performance verification is completed. The application realizes automatic and accurate control, reproduces real working conditions, improves the reliability of test data, adapts to the testing requirements of multiple scenes, and guarantees the operation reliability of aviation key systems.

The invention provides a diaphragm type pressure detection device, a manufacturing method and semiconductor equipment, relates to the technical field of semiconductor equipment, and is used for solving the problem of how to improve the consistency of diaphragm tightening of the diaphragm type pressure detection device. Specifically, the diaphragm type pressure detection device comprises a first shell, a diaphragm and a first outer frame, and the diaphragm is located on one side of the first shell; the first outer frame is connected to the side, facing the first shell, of the diaphragm, surrounds the first shell and is in interference fit with the first shell so as to tighten the diaphragm; a detection cavity is defined by the first outer frame, the first shell and the membrane, and the detection cavity is used for being communicated with a to-be-detected cavity.

Embodiments of the present application provide a head cap and a brain electrical near-infrared synchronous acquisition device. The head cap comprises a main body, a plurality of pads, a plurality of probe mounting portions and a plurality of electrode mounting portions. The main body is used to form a space for accommodating a head of a subject. The plurality of pads are arranged at different positions on the inner side of a first part of the main body, so that each pad forms a laminated structure with the first part of the main body. The plurality of probe mounting portions are arranged on the laminated structure and are used to mount probes for acquiring fNIRS signals. The plurality of electrode mounting portions are arranged on a second part of the main body which is not provided with the plurality of pads, and are used to mount electrodes for acquiring electroencephalogram signals. In this way, the pads can position the probe mounting portions and maintain the spacing between the probe mounting portions, thereby improving the performance of near-infrared brain function imaging. Meanwhile, the electrodes for electroencephalogram and the probes for near-infrared brain function imaging do not interfere with each other, are reasonably arranged, and achieve the best data acquisition effect.

An electromagnetic device belongs to the technical field of low-voltage apparatuses. Comprising a frame, a coil framework and a coil, the coil is wound on the coil framework, the coil framework is contained in the frame, the frame axially limits the coil framework through cooperation of a top plate and a bottom plate, the side, facing the top plate, of the coil framework is provided with a top disc, and the side, facing the bottom plate, of the coil framework is provided with a bottom disc. A positioning piece for preventing the coil framework from rotating is arranged between the top disc and the top plate, an isolation area is arranged on the coil framework, the isolation area is arranged on the top disc, and the edge of the isolation area extends out of the top plate, or the isolation area is arranged on the bottom disc, and the edge of the isolation area extends out of the bottom plate. The side face, facing the coil, of the isolation area is provided with a wire groove for wiring of outgoing lines of the coil. The coil framework has the advantages that on the basis of preventing the coil framework from rotating relative to the framework, the isolation area is arranged at the position of the coil outgoing line so as to effectively guarantee the distance between the outgoing line and the framework, and product miniaturization is facilitated while the working reliability is improved.

The utility model belongs to the technical field of horizontal lathes, and particularly relates to a horizontal lathe tool quick-changing device which is installed on a machine tool spindle and comprises a tool body, a first inner hexagon screw, a pressing block, a hole turning positioning plate, a first baffle and a nylon screw. A plurality of threaded through holes are formed in the top of the tool body, the first inner hexagon screws penetrate through the threaded through holes and are in threaded connection with the pressing block, the hole turning positioning plate is arranged on the upper surface of a bottom plate of the tool body, and the first baffles are arranged on the left side and the right side of the tool body respectively to abut against the hole turning positioning plate. A threaded through hole is formed in the surface of the hole turning positioning plate, and the nylon screw is installed in the threaded through hole and used for locking a part to be machined. The positioning device is suitable for positioning and processing square parts, and effectively ensures the product quality.

A standard calibration frame for a crystal ingot bonding stage and a method for bonding 12-inch semiconductor crystal ingots are disclosed. The standard calibration frame includes a base that can be installed on the workpiece board station of the crystal ingot bonding stage and two calibration crossbars fixed on the base. The base is rectangular, and the two calibration crossbars are spaced apart along the length of the base. The distance from the end of any calibration crossbar to the longitudinal center line of the base is equal, and the line connecting the ends of the two calibration crossbars on the same side of the base's length direction is parallel to the length direction of the base. This invention can eliminate the influence of equipment wear and tear on the crystal ingot bonding accuracy, ensuring the quality of the final product.

This utility model discloses an inner frame for a switching power supply, mainly comprising a plastic base for use with the main circuit board and sub-circuit boards of the switching power supply. The main body of the base is a rectangular, perforated, "I"-shaped plate structure for assembling with the main circuit board body with a basically overlapping outer contour. Support ribs and bracket plates stand on both sides of the base. The support ribs support the main circuit board and sub-circuit boards, and the bracket plates limit and hold the main circuit board and sub-circuit boards in a pre-positioned manner. Compared with the prior art, the PCB circuit board assembly of this utility model enables the power supply to achieve high power and small size.

This invention belongs to the field of semiconductor positioning technology, and specifically relates to a rotatable flexible hinge and a semiconductor positioning device. The flexible hinge includes a first fixed part, a second fixed part, multiple deformable parts, and a support part. The second fixed part and the first fixed part are arranged parallel to each other along the X-direction. Under the action of the deformable parts, the flexible hinge can deform around the Z-direction, thereby driving the second fixed part to rotate. The support part supports the first and second fixed parts along the X-direction, ensuring that the distance between the first and second fixed parts remains at a preset value. This improves the stiffness of the flexible hinge in the X-direction, reducing the deformation of the flexible hinge when subjected to forces along the X-direction, and thus ensuring the positioning accuracy of the semiconductor positioning device when positioning the semiconductor.

The utility model discloses a photovoltaic power generation grid-connected protection device, and relates to the technical field of photovoltaic power generation. The high-low-voltage photovoltaic grid-connected cabinet comprises a high-low-voltage photovoltaic grid-connected cabinet body, a main circuit breaker and a plurality of branch switches are fixedly arranged in the high-low-voltage photovoltaic grid-connected cabinet body, the main circuit breaker is electrically connected with the branch switches, and the branch switches are all connected with external wires. And the main circuit breaker and the branch switch are used for controlling the on-off of the circuit. According to the photovoltaic power generation grid-connected protection device, through the synergistic effect of the moving assembly and the elastic mechanism, the wire rod forms a dynamic redundant structure, thermal expansion and cold contraction deformation can be automatically compensated, the redundant length is released during external pulling, and damage to a connection point can be avoided; the rubber pressing plate and the abutting plate form a graded fixing system, flexible pressing and rigid clamping are carried out on the bent part and the root part respectively, and it can be ensured that the wire connecting point is not prone to being affected when the redundant section moves.

The invention discloses a preparation method of a grid electrode of a hundred-bit-level quantum computing chip and the quantum computing chip. The preparation method of the grid electrode of the hundred-bit-level quantum computing chip comprises the following steps: processing and preparing an alignment mark on a substrate processed by a laser direct writing technology on a hydrogen mask of a scanning tunneling microscope; processing a quantum device core structure on the substrate; secondarily processing a top electrode overlay mark on the substrate to obtain a second standard substrate; a plurality of top electrode layers are manufactured on the oxide layer in an overlay mode through the top electrode overlay marks, the top electrode layers are arranged in a staggered mode and partially overlapped in the vertical direction, and the hundred-bit-level quantum computing chip is obtained. According to the method, a plurality of top electrode layers are processed on the oxide layer in a multi-layer stacking mode, different layers do not influence one another, the space utilization rate of the quantum computing chip is greatly increased while the space between the top electrodes is guaranteed, and therefore preparation of the hundred-bit-level quantum computing chip can be achieved in the limited on-chip space.

The utility model discloses copper wire fire fading plastic device relates to copper wire secondary processing technical field, including work rest, the top fixedly connected with workstation of work rest, and the lateral wall of workstation is seted up with work recess, the inner wall fixedly connected with long lever of work recess, and the side fixedly connected with limit block of long lever close to workstation, and the inside rotationally connected with threaded rod of limit block, and the lateral wall seted up with two -way thread of threaded rod, and the outside screw thread connection has drive sliding block of two -way thread, and the bottom fixedly connected with bottom fixed plate of work rest, and the side seted up with limit sliding slot of long lever close to limit block, and the side fixedly connected with limit sliding block of drive sliding block close to long lever, and limit sliding block slidingly connects in limit sliding slot, solved when carrying out fire fading operation, the shape of copper wire can change, needs again to its shaping operation, but the size specification of copper wire is changeable, needs to formulate different shaping device according to different specifications, and the technical problem of very inconvenient.

The utility model belongs to the technical field of street lamp, disclose a kind of high light efficiency LED street lamp module, including radiator, lampshade, lamp panel and light-reflecting paper, the side wall of radiator side is processed with radiating fin, lampshade is installed on the side wall of the other side of radiator, accommodating cavity is processed on the side wall of the side of radiator close to lampshade, sealing ring is installed on the side wall of lampshade and closely abuts with radiator, the radiator on the inboard of lampshade is installed with lamp panel, a plurality of 3030 type LED lamp beads are installed on the lamp panel, lens corresponding to each LED lamp bead is installed on the lampshade, lens is integrally formed with lampshade, light-reflecting paper is laid between lamp panel and lens, and the light-reflecting paper is processed with the avoidance mouth corresponding to each LED lamp bead and screw hole position one by one.The utility model is through setting lens and 3030 lamp bead and forms high light efficiency LED street lamp module, cooperate light-reflecting paper simultaneously, can be realized with lower power consumption LED lamp bead the illumination effect that high power consumption LED lamp bead can reach, simultaneously, still will not produce the heat dissipation of re-design street lamp.

The utility model provides a masonry double-grooving tool, which belongs to the technical field of constructional engineering and specifically comprises two fixed rods arranged at an interval, one ends of the same sides of the two fixed rods are connected through a first connecting rod, and the end parts of the other sides of the two fixed rods are connected through a second connecting rod. Grooving cutters are arranged at the ends, close to the first connecting rod, of the fixing rods, baffles are arranged at the two ends of the first connecting rod, and the two fixing rods are located between the two baffles. The baffles are used for abutting against the two opposite sides of a masonry, the grooving cutter is used for grooving the top face of the masonry, the first connecting rod and the second connecting rod are used for being held by an operator, and when the two baffles abut against the two opposite side faces of the masonry, the grooving cutter is aligned with the preset grooving position in the masonry. By means of the treatment scheme, the grooving efficiency is improved, the distance between the two formed grooves is uniform, and the straightness is good.

The utility model discloses a roof drainage siphoning device which comprises a drainage siphoning mechanism, the drainage siphoning mechanism comprises a flow guide sleeve, an installation ring is installed at the upper end of the flow guide sleeve, a retaining ring is installed above the installation ring, and a plurality of first partition pieces and second partition pieces are installed between the installation ring and the retaining ring. A central sealing disc is mounted on the inner sides of the first partition pieces and the second partition pieces, and drainage gaps are formed between the mounting ring and the central sealing disc and between the retaining ring and the central sealing disc; a drainage vertical pipe is installed below the flow guide sleeve, a self-adaptive full-flow mechanism is installed between the flow guide sleeve and the drainage vertical pipe and comprises a connecting pipe, a second limiting ring is installed on the inner side of the connecting pipe, and a supporting spring is arranged on the upper end face of the second limiting ring. According to the utility model, roof accumulated water is drained and divided, so that the full flow state in the drainage process is effectively kept, the siphon effect is further realized, and the drainage efficiency of the accumulated water is improved.

This invention discloses a double-toothed roller crusher and its adjustment method with an online compensation mechanism for roller tooth wear, relating to the field of double-toothed roller crushing technology. It includes a housing containing a first roller system and a second roller system; crushing teeth are arranged crosswise on the first and second roller systems; a transmission system mounted on a frame and located on one side of the housing; two sets of guide rails located on both sides of the crushing teeth of the first and second roller systems; bearing seats mounted and supported at both ends of the first and second roller systems; the two sides of the bearing seats are detachably connected to the first housing; a track groove adapted to the guide rail is provided on the bottom side of the bearing seats; an adjusting motor and transmission structure, with its input end connected to the input end of the transmission structure; two sets of output ends of the transmission structure, respectively connected to the bearing seats on the same side of the first and second roller systems; and a lifting structure installed at the bottom of the first and second roller systems, thus solving the technical problem in existing technologies where most adjustments are only on one side and cannot achieve clearance compensation.

The utility model relates to the technical field of conductor spacer, and disclose a kind of double split conductor spacer, including spacer body and wire clamp component, wire clamp component is equipped with two groups and is arranged at the both ends of spacer body;Spacer body includes two front and rear oppositely arranged isosceles trapezoidal cross plate and is symmetrically arranged and connects two isosceles trapezoidal cross plate's connecting rod, two isosceles trapezoidal cross plate is detachably connected by connecting rod, forms an isosceles trapezoidal frame structure;Wire clamp component and spacer body are detachably connected by bolt A.Isosceles trapezoidal frame structure has significant advantage, can better disperse and bear stress under wind force, conductor dancing and other external force, reduce structural deformation, guarantee spacer overall stable and reliable, detachable connection mode makes installation and maintenance more convenient, can transport component to site assembly respectively, also facilitate replacement component and overhaul.

The application relates to a structure for preventing scrap accumulation of a numerical control rotary table, which comprises a sealing cover plate, a second sealing element and a sealing flange coaxially arranged; a gas cavity is enclosed between the sealing cover plate and the sealing flange. The application can reduce downtime cleaning time, improve machining efficiency, effectively reduce labor cost, and prolong the service life of the numerical control five-axis rotary table.

The utility model discloses a lining structure which comprises a paper box, a supporting plate is fixedly arranged at the bottom of the paper box, a paper lining assembly is placed in the paper box, a sealing cover covers the paper lining assembly, the upper surface of the sealing cover is flush with the upper surface of the paper box, and a plurality of vehicle logo frames which are distributed at equal intervals are placed in the paper lining assembly. The paper lining assembly is arranged in the carton, the vehicle logo frames can be arranged one by one, the distance between the vehicle logo frames is guaranteed, the stability of placement of the vehicle logo frames can be guaranteed, people can conveniently place the vehicle logo frames in the carton, and better packaging and transportation of the vehicle logo frames are achieved.

The utility model discloses a heat dissipation insulation sheet used for a notebook computer, which comprises a notebook computer casing, a heat dissipation sheet is installed on the lower end face of the notebook computer casing, the heat dissipation sheet is fixed on the notebook computer casing in an attached mode, heat dissipation supporting feet are installed on four corners of the lower end face of the heat dissipation sheet, and the heat dissipation supporting feet are fixed with the heat dissipation sheet in an inserted mode. A plurality of inner bent pipe sets are further installed above the cooling fins, and one ends of the inner bent pipe sets are fixedly connected with the cooling fins. Through the synergistic effect of the cooling fins, the cooling supporting feet, the inner bent pipe set and the inner heat conduction assembly, the cooling area is greatly increased, the heat conduction and dissipation efficiency is improved, the temperature of a notebook computer can be rapidly and effectively reduced, and it is guaranteed that the performance of the notebook computer is stable. And the heat-conducting insulating sheet is arranged, so that an insulating effect is achieved while heat is conducted, electrical potential safety hazards are avoided, and safe operation of the notebook computer is guaranteed.

The utility model discloses a normal kind of double buoy electric water manned aircraft, and two floats are connected to the aircraft main body through support frame assembly, and the support frame assembly includes the first joint and the second joint fixed on the left float, the first support rod, the second support rod and the third support rod arranged in order from front to back for connecting the left float and the aircraft main body, the fourth support rod, the fifth support rod and the sixth support rod for connecting the right float and the aircraft main body, two horizontal support rods are vertically fixed between two floats, the top of first support rod and fourth support rod is connected to the front joint of the bottom surface of the aircraft main body, the bottom of second support rod and the bottom of first support rod are connected to the first joint, and the top of second support rod is inclined upward and connected to the left side of the aircraft main body with the top of third support rod, and the bottom of third support rod is connected to the second joint in a downward inclination. The support frame assembly adopts triangular layout, and the angle and the interval between the aircraft and the float, the float and the float are guaranteed.

The size-adjustable hanging lug comprises two symmetrical main bodies and two limiting pieces, one end of each main body is provided with an inserting groove, a limiting part is arranged in each inserting groove, the other end of each main body extends to form a tail foot, each tail foot is of an arc-shaped structure, the tail end of each tail foot extends to form a contact part, and each contact part is provided with an elastic part. A sliding groove is formed in the middle of the body in a penetrating mode, a plurality of protrusions arranged at intervals extend in the sliding groove, a groove is formed between every two adjacent protrusions, the two ends of the sliding groove are close to the inserting groove and the tail foot respectively, the body, the tail foot and the contact part are all made of elastic deformation materials, and the limiting piece is connected with the tail end of the contact part. The limiting piece is arranged in the sliding groove to slide, and the limiting piece is clamped into one groove to be detachably connected with the groove. The utility model provides a size-adjustable hanging lug and a spectacle frame. The optimal length of a spectacle leg matched with the head of a user is adjusted through the hanging lug.