260results about How to "Easy alignment" patented technology

A liquid crystal composition contains a side chain type polymer liquid crystalline compound which can form a light absorption anisotropic film having a high alignment degree and has excellent solubility in a general-purpose solvent, a light absorption anisotropic film obtained using the composition, a laminate, and an image display device. The composition includes: a side chain type polymer liquid crystalline compound; and a dichroic substance, in which the compound is a copolymer having a repeating unit (1) containing a mesogenic group with a molecular weight of greater than 280 and a repeating unit (2) with a molecular weight of 280 or less, a content of the repeating unit (2) is less than 14% by mass with respect to a total mass of the compound, and a content of the dichroic substance is greater than 2% by mass with respect to a total solid content of the composition.

The utility model relates to the technical field of external facade integrated plate anchoring and hanging repairing, and discloses a building external facade integrated plate anchoring and hanging repairing structure which comprises integrated plates, connecting structures and hanging pieces, the hanging pieces are fixed to an external wall at intervals, and the integrated plates are sequentially connected and fixed to the outer side of the external wall through the connecting structures; a flexible adhesive tape is arranged between the rear portions of the contact positions of every two adjacent integrated plates, and the portion, located at the front end of the flexible adhesive tape, between the contact positions of the two integrated plates is filled with sealant. The connecting structure comprises front angle steel, rear angle steel and angle steel bolts, and the front angle steel and the rear angle steel are connected through a plurality of angle steel bolts. The installation position of the integrated plate on the front side of the outer wall can be adjusted in a small range, installation and alignment of a plurality of integrated plates are facilitated, the installation quality can be improved, and the attractiveness after installation is higher.

The utility model provides a battery box for an electric vehicle, which comprises a box body with a top opening, a connecting bottom plate arranged at the bottom of an inner cavity of the box body, a plurality of connecting sockets arranged on the connecting bottom plate, a plurality of batteries arranged in the box body, connecting plugs arranged at the bottoms of the batteries and corresponding to the connecting sockets, and the connecting plugs are inserted into the connecting sockets. The top of the box body is provided with a wire outlet, the end of the wire extends out of the wire outlet and is connected with a motor of the electric vehicle, the top of the box body is further provided with a pressing rod, the bottom of the pressing rod is provided with a pressing block in a clamped mode, the bottom of the pressing block makes contact with the top of the battery, and the pressing block is made of elastic materials. According to the battery box for the electric vehicle, the connection of the battery and the connection socket is integrated in the box body, so that the connection plug can be conveniently aligned with the connection socket, the tight connection is ensured, and the normal operation of the electric vehicle is ensured; the pressing block prevents the battery from moving up and down, connection disconnection is prevented, and the elastic pressing block prevents the battery from being damaged due to extrusion on the battery when the pressing rod is pressed downwards.

The invention belongs to the technical field of moxibustion cabins, and discloses a full-automatic intelligent moxibustion cabin with a smoke purifying function, which comprises a moxibustion cabin body, a box body is fixedly mounted in the moxibustion cabin body, a supporting round block is fixedly mounted at the top of the box body, a threaded sleeve I is fixedly mounted at the bottom of the supporting round block, and a smoke purifying device is fixedly mounted at the bottom of the threaded sleeve I; a first threaded rod is movably mounted in the first threaded sleeve. Compared with a traditional moxibustion cabin, the moxibustion cabin has the advantages that the first teeth and the second teeth are matched, the height of the moxibustion box and the height of the moxibustion plate can be reasonably adjusted according to the internal temperature of the moxibustion cabin body, in this way, it can be ensured that the moxibustion temperature is appropriate, and irritation or discomfort caused by too high or too low temperature to the skin is avoided; by accurately adjusting the heights of the moxibustion box and the moxibustion plate, the moxibustion device can be better aligned to acupuncture points or treatment parts, the treatment effect is improved, and meanwhile the moxibustion box and the moxibustion plate can be flexibly adjusted in a matched mode.

This disclosure provides a method for determining a retrieval model and a retrieval method. The method includes: acquiring training samples; acquiring video features of video segments based on a video encoding module, and acquiring text features of first descriptive information based on a text extraction module; obtaining a first loss based on the video features, text features, and ground truth information of the training samples, and correcting first model parameters of a machine learning model based on the first loss; and obtaining a retrieval model based on the machine learning model in response to the machine learning model reaching a convergence condition. The technical solution of this disclosure, by correcting the machine learning model based on video features, text features, and ground truth information of the training samples, and obtaining a retrieval model based on the machine learning model, achieves efficient parameter fine-tuning by freezing the pre-trained model and introducing lightweight adaptation units, reducing training computational resource consumption and improving the adaptability flexibility of downstream retrieval tasks.

The utility model relates to the technical field of pipeline welding, and discloses a pipeline erection welding steel frame which comprises a supporting frame, a flat plate used for installation is fixedly installed on the upper surface of the supporting frame, a motor is fixedly installed on the upper surface of the flat plate, and the side face of the motor is in threaded connection with a sliding block used for transmission. A vertical rod used for supporting is rotatably connected to the top of the sliding block, a lifting frame used for supporting is rotatably connected to the top of the vertical rod, and a tray used for placement is fixedly installed at the top of the lifting frame. According to the welding steel frame for pipeline erection, through cooperative arrangement of the sliding plate and the connecting frame, the device can be more convenient and stable, connection between the sliding plate and the connecting frame can be kept loose, the position of the connecting frame on the sliding plate is adjusted according to the length of a pipeline to be supported, and after adjustment is completed, the sliding plate and the connecting frame are firmly fixed; and the device can stably support the pipelines with different lengths.

The utility model relates to the technical field of punching machines, and discloses a punching machine device which comprises an operation table, supporting legs are vertically and fixedly connected to the four corners of the bottom of the operation table, a connecting groove is formed in the center of the top of the operation table, a lower die is installed in the connecting groove, and vertical grooves are vertically formed in the four sides of the interior of the connecting groove. A plurality of communicating grooves are vertically formed in the top of the operation table, every two communicating grooves are formed in the tops of the vertical grooves, lifting blocks are vertically and slidably connected into the communicating grooves, and sliding mechanisms for sliding the lifting blocks are arranged in the vertical grooves. Through the arrangement of the multiple lifting blocks, raw materials needing to be punched can be limited, the placing position of the raw materials is more accurate, meanwhile, after punching is completed, the punched materials can be ejected out through the multiple ejector rods, and the using effect of the device can be improved.

The utility model relates to the technical field of electronics, in particular to an intelligent door lock which comprises an outer panel installed on the outer side of a door body and an inner panel installed on the inner side of the door body, an intelligent lock body is arranged between the outer panel and the inner panel, and the outer panel is provided with a fingerprint recognition area, a key area, a face recognition component, a first sound production component and a sound input component. The inner panel is provided with a display screen, an audio input port, an image acquisition part and a second sound production part; a mounting sensing part is arranged on the outer side of the intelligent lock body; the fingerprint recognition area, the key area, the face recognition component, the display screen, the audio input port and the image acquisition component are electrically connected with the intelligent lock body. The door lock can be conveniently installed, and meanwhile the problem of door opening and closing noise is solved.

This invention provides a micro-adhesive film-attached flexible circuit board packaging tray and packaging method, including a tray body with a front and a back. The front has several circuit board placement areas, and non-recessed areas corresponding to the placement areas are non-placement areas. The tray also includes: edge-guarding protrusions on the edges of the non-placement areas; edge-guarding protrusions with several hand-positioning grooves; placement areas with several placement grooves; and spacer protrusions at the joints of the placement grooves, dividing the placement areas into several placement grooves; the hand-positioning grooves are connected to the placement grooves. The release film is pressed against the micro-adhesive film through the hand-positioning grooves, allowing for the alignment and rapid packaging of the circuit boards. The spacer protrusions in the tray placement areas prevent the micro-adhesive film from sticking and overlapping, and their number and position can be set according to the specifications of the shipping packaging, enabling the simultaneous and rapid production of products of uniform specifications and improving packaging efficiency. The hand-positioning grooves are ergonomically designed to fit the size of a human finger, facilitating operation.

The utility model provides an electro-hydraulic lithotripsy and lithotripsy basket device which comprises a connecting piece and a handle axially moving along the connecting piece, the connecting piece is provided with an electro-hydraulic lithotripsy electrode interface and a water filling nozzle, an outer pipe is arranged at the front end of the connecting piece, an inner pipe coaxial with the outer pipe is arranged in the outer pipe, and an injection cavity is formed between the outer pipe and the inner pipe; a conductor wire is arranged in the inner tube, one end of the conductor wire is connected with one end of the electro-hydraulic lithotripsy electrode interface, and the other end of the conductor wire is connected with an electro-hydraulic lithotripsy electrode which is positioned in the inner tube; one end of the pulling rope is connected with the handle, the other end of the pulling rope is connected with the net basket body, and the sections of the two ends of the net basket body are of circular ring structures. The electrohydraulic lithotripsy and lithotripsy device simultaneously meets electrohydraulic lithotripsy and lithotripsy functions, reduces instrument exchange times, and is safe and effective; the mesh basket and the electrode are coaxially arranged, so that the electrode is easier to align to the calculus for lithotripsy; meanwhile, the mesh basket can be completely retracted into the outer tube, so that the mesh basket is prevented from being damaged when penetrating into the endoscope, and the electrode alignment is not hindered when the calculus is not extracted and broken.

The utility model provides a kind of foldable ship gangway, belong to gangway technical field, including support assembly, including base, the support of fixed connection in base end part, the rotary table of fixed connection in support end part and the support seat of rotation installation in rotary table upper end;Gangway assembly, including the hinge in the lateral wall of support seat Connection piece, fixedly installed in the lateral wall of connection piece Main gangway, slidingly installed in the inner side of main gangway Sub-gangway.The utility model has the beneficial effects that: gangway realizes folding function by hydraulic rod and hinged structure, when not using, gangway can be folded up, reduce the space occupied, facilitate the space planning of ship deck or wharf and the development of other operations, the length of gangway can be flexibly adjusted, ensure that gangway can be always stably connected ship and wharf, improve the versatility and applicability of gangway, it is convenient for operator to aim different boarding and disembarking position or wharf area according to actual demand.

The utility model relates to the technical field of pressure pipeline auxiliary butt joint devices, in particular to a quick butt joint structure for pressure pipeline installation, which can quickly align pressure pipelines with different thicknesses, effectively improve the butt joint efficiency of the pipelines and bring convenience to workers. Comprising a bottom plate, the bottom end of a support is fixedly connected to the top end of the bottom plate, two sets of vertical plates are fixedly connected to the middle of the support in a bilateral symmetry mode, a connecting shaft is fixedly connected to the two sets of vertical plates, and a front supporting plate and a rear supporting plate are symmetrically and rotationally arranged on the connecting shaft in a sleeving mode in a matched mode; two sets of double-shaft sliding seats are symmetrically installed on the support in a sliding mode, the two sets of double-shaft sliding seats are symmetrically arranged on a two-way threaded rod in a threaded and sleeving mode, a worm wheel is fixedly connected to the front end of the two-way threaded rod, and a motor is fixedly installed at the right front corner of the top end of the bottom plate and used for adjusting the included angle between the front supporting plate and the rear supporting plate.

The application belongs to a valve structure, and aims at the technical problem that the existing electromagnetic valve for satellites is difficult to balance in response speed, power consumption, weight, environmental adaptability and long-term reliability, and provides a special medium axial flow self-locking electromagnetic valve for satellites, which adopts open coil, close coil and permanent magnet cooperation to drive the axial movement of armature, and keeps the valve open or closed after power off, so as to reduce the continuous power consumption and improve the reliability in satellite application. The axial flow fluid channel is formed through the internal channel of the framework, the peripheral channel of the armature and the internal channel of the valve seat assembly, so as to reduce the flow resistance and improve the medium flow capacity. The valve core and the valve seat assembly sealing surface are coaxially matched, the pre-tightening and buffering effect of the elastic member are beneficial to improve the sealing stability, reduce the impact wear and prolong the service life.

This application relates to a snap-fit ​​installation structure for a backrest panel, including a panel body and multiple snap-fit ​​components. The panel body has several slots, and the bottom surfaces of these slots each have snap-fit ​​grooves facing both sides. Each snap-fit ​​component corresponds to one of the slots, and each snap-fit ​​component has two elastic snap-fit ​​members. The elastic snap-fit ​​members are L-shaped, with one end fixedly connected to a snap-fit ​​member and the other end engaging with the corresponding snap-fit ​​groove. By designing the snap-fit ​​structure as independent snap-fit ​​components, a detachable connection is achieved between the snap-fit ​​member and the panel body through slots, snap-fit ​​grooves, and elastic snap-fit ​​members. If a snap-fit ​​member is damaged during disassembly or assembly, only the snap-fit ​​member needs to be replaced, eliminating the need to scrap the entire backrest panel, significantly reducing panel loss and production costs.

The application relates to a battery and a vehicle. The battery comprises a box body, a plurality of battery cell units and a busbar. The box body comprises a mounting space, and the box body is provided with a protruding piece; the plurality of battery cell units are arranged in the mounting space, and each of the battery cell units is provided with a wrapped pole column, and the plurality of wrapped pole columns are arranged on the same side; the busbar is arranged in connection with the plurality of wrapped pole columns, and the busbar comprises a positioning piece which is fixedly arranged with the protruding piece. Due to the positioning piece and the protruding piece, the operator can better determine the welding position, the alignment is facilitated, and the deviation caused by manual positioning can be avoided. In the welding process, the relative position between the busbar and the plurality of wrapped pole columns is difficult to change due to the fixation between the positioning piece and the protruding piece, and thus the position of the busbar can be prevented from being changed due to the accidental touch of the operator.

The utility model relates to a kind of reinforcing cage positioning frame for bite pile, including rectangular frame, the bottom four corners of rectangular frame are all fixed with clamping plate, the inner circle surrounded by four clamping plates is connected at the upper end of the outer circumferential wall of steel casing, the two opposite inner side walls of rectangular frame are all equipped with the limiting unit for limiting square reinforcing cage, and the inner side wall of rectangular frame is equipped with the positioning unit aligned with the direction positioning line on steel casing;The beneficial effects of the utility model are that: compared with prior art, by setting rectangular frame, and setting clamping plate on frame, so that positioning frame can be positioned with steel casing, and setting limiting unit in frame, so that square reinforcing cage can be limited, and by positioning unit, it is convenient to align with the direction positioning line on steel casing;Square reinforcing cage lowered by this positioning frame can effectively guarantee positioning accuracy and direction angle, improve construction quality and construction efficiency.

This application relates to the field of pipeline connection technology, specifically an auxiliary connection device for water conservancy engineering pipelines, comprising: a base; and an adjustment mechanism, which is mounted on the base and includes two electric cylinders, both of which are fixedly connected to the base. The output end of each electric cylinder is fixedly connected to a sliding groove. Through the cooperation of a motor, a double-acting screw, etc., the two sliders are easily moved, allowing the sliders to move the support frame, clamping plates, etc., facilitating the clamping and fixing of the pipeline. The electric cylinders can also adjust the height of the sliding groove and the pipeline, facilitating the alignment of the two pipelines. The operation is simple and quick, saving manpower. Through the cooperation of the second sliding groove and the second slider, it is easy for workers to change clamping plates of different specifications, thus making it suitable for clamping pipelines of different specifications and improving applicability. Through the cooperation of a spring, a third slider, a limiting block, a limiting groove, etc., the second slider is easily limited and fixed, ensuring the stability of the clamping plate.

The application relates to the technical field of mechanical clamping tools, and discloses a novel clamp for coil mold closing, which comprises a strip-shaped plate, a clamping plate, a sleeve, a rotating rod and a protective cover. The clamping plate and the sleeve are arranged at the lower end of the strip-shaped plate, and a hollow area is arranged between the clamping plate and the sleeve to reduce the weight; the rotating rod is in threaded connection with the sleeve, and one end of the rotating rod is a clamping end opposite to the clamping plate; the protective cover is in closed or semi-closed space cooperation with the strip-shaped plate, and the sleeve and the rotating rod are partially covered in the protective cover, so that the protective cover can effectively prevent resin from polluting threads during pouring. The novel clamp is designed in a lightweight and integrated protective integrated mode, the problems of the traditional clamp, such as large volume, easy thread jamming and low installation efficiency, are solved, and the efficiency and reliability of mold closing operation are remarkably improved.

The invention discloses a hole transport layer and a preparation method thereof, a perovskite solar cell and an electric device, and belongs to the technical field of solar cells. The first solvent with the boiling point being 200-300 DEG C and the alcohol solvent with the boiling point being 55-85 DEG C are adopted as the composite solvent of the hole transport layer precursor solution to adjust the solvent evaporation rate and the SAM film layer state, the electric field with the specific direction and intensity is applied to promote SAM molecules to be directionally arranged, and the orientation of the SAM molecules can be adjusted and controlled from top to bottom; the continuity and uniformity of the hole transport layer are improved, the coverage rate of SAM molecules on the substrate is effectively improved, the photoelectric conversion efficiency of the device is improved, and the consistency of large-area assembly preparation is favorably realized.

This invention provides an internal fixation device for cancellous bone, belonging to the field of medical device technology. It includes a fixation plate with a plurality of screw holes and positioning holes arranged in a linear array on its top outer wall; and a guide assembly connected to the fixation plate, used to guide the hollow self-drilling screws. By incorporating the guide assembly, this invention not only guides the hollow self-drilling screws, preventing them from deviating from their pre-operatively assessed position during insertion, thus affecting their fixation effect on the fracture site, but also holds the screws during the guiding process, preventing the screw head from tilting and protruding, which could cause skin irritation and affect postoperative recovery.

The invention provides a CCRC-based health monitoring system and application, and the system comprises a pension service community, the pension service community comprises a smart community platform, a medical platform and a health management platform, and the smart community platform is used for providing community services for users; the medical platform is used for providing medical services for users; the health management platform is used for monitoring and managing the health of a user, the intelligent community platform comprises property management, emergency rescue and community communication, and the property management provides home-based care service. By arranging the seat assembly, a site for a user to sit can be provided for the user, the legs of the user can be exercised and have a rest while being matched with the pedal assembly for use, by arranging the connecting mechanism, the pedal assembly can be detached and matched with assembling of the connecting mechanism, the pedal assembly can be changed into a resistance assembly, and therefore the user can take a rest conveniently. Resistance is increased for the conveyor belt.

The invention provides a multi-modal named entity recognition system and method based on multi-granularity query guidance, and relates to the technical field of multi-modal named entity recognition. The method comprises the following steps: firstly, preprocessing input multi-modal data to respectively obtain text representation and visual representation; constructing a multi-granularity query set; then performing multi-granularity query guide fusion on the text representation and the visual representation by utilizing the multi-granularity query set, and outputting a fused text representation, a fused visual region representation and a query set representation; and finally, based on the fused text representation, the fused visual area representation and the query set representation, performing multi-modal named entity recognition, and outputting a multi-modal named entity recognition result. According to the method and the device, the multi-modal named entity recognition accuracy and efficiency are effectively improved.

This invention relates to the field of component assembly technology, specifically to a method for assembling a coolant pump and a gearbox. The assembly method uses an auxiliary tool, which includes a shaft with a boss at one end. A first limiting structure and a second limiting structure are provided on the outer circumference of the boss and the shaft, respectively. The assembly method is performed according to the following steps: S1, inserting the boss of the auxiliary tool into the coolant pump, thus securing the coolant pump to the tool; S2, holding the tool horizontally, inserting one end of the coolant pump bolt into the gearbox mounting hole, adjusting the tool to align the bolt with the screw hole in the gearbox; S3, after the bolt and screw hole are aligned, the second limiting structure confines the tool within the mounting hole, and a tightening gun is used to tighten the bolt from the coolant pump nut side, completing the assembly of the coolant pump and gearbox. This invention uses an auxiliary tool to tighten the coolant pump, facilitating the tightening of the coolant pump bolts with a tightening gun, preventing the coolant pump from shaking or rotating.

The utility model discloses an energy-saving curtain wall fast installation structure which comprises an installation frame, the installation frame is arranged on a building body, a fixing rod is arranged on the installation frame, threads are arranged on the outer wall of the fixing rod close to the two ends respectively, nuts are screwed at the two ends of the threads respectively, and a screw is screwed on an installation hook. According to the energy-saving curtain wall quick-mounting structure, the nut and the mounting hook form a spiral locking structure through the threads at the two ends of the fixing rod, so that it is guaranteed that the device can normally mount the energy-saving curtain wall through the nut through the threads at the two ends, and meanwhile the time consumed for nut movement can be shortened through the smooth structure of the fixing rod assembly; according to the device, the concave connecting plate and the fixing block form a clamping limiting structure through the sliding block, the clamping plate and the fixing block, and the energy-saving curtain walls form a spiral locking structure through the bolts and the concave connecting plate, so that the concave connecting plate at the upper ends of the energy-saving curtain walls can be conveniently and rapidly positioned and placed through the clamping plate assembly, and then the bolts can be conveniently and rapidly installed.

This invention discloses a real-time quantitative PCR device, relating to the field of quantitative PCR equipment technology. It includes a device platform, with a detection chamber fixedly installed on one side of the top of the platform. A sample plate is slidably disposed inside the detection chamber. The sample plate has multiple hanging holes arranged in a rectangular array, and reagent tubes are installed inside the hanging holes. An assembly is also provided on the sample plate. The assembly includes two connecting brackets movably mounted on the top of the sample plate, with threaded rods fixedly installed inside the connecting brackets. By setting up this assembly, during loading and unloading, rotating the threaded rods can drive a translation rod to connect with the reagent tubes, and lifting the connecting brackets can simultaneously lift or lower all reagent tubes, thereby achieving batch sample extraction and loading. This significantly shortens the time required to open the chamber door, reduces the risk of internal contamination, and improves detection efficiency.

The utility model relates to a cyclone separation equipment technical field provides a kind of vehicle urea solution cyclone separation equipment, including cyclone and its side's feeding pipe, still including the conical cylinder and underflow pipe installed below cyclone;Still including detachable adjustable discharge mechanism;Adjustable discharge mechanism includes valve seat and double-layer ring frame;The upper end of the valve seat is equipped with conical seat, the inner side of the conical seat is opened with conical groove and conical cylinder inner surface alignment;The inside of the conical seat is equipped with the valve core of coaxial sliding, the inside of the conical seat is fixed with elastic diaphragm, the lower end of the elastic diaphragm and valve core upper end rigid connection;The double-layer ring frame includes inner ring frame and outer ring frame, respectively located underflow pipe's outside and inside.By the pressure of pumping material drive gasket corresponding stretch or retract, to drive valve core lifting to adjust underflow opening amplitude, realize the effect of adjusting underflow size, still can be conveniently disassembled and assembled easy-to-break discharge mechanism, it is convenient to clean maintenance and replacement use.

The invention relates to the technical field of construction in a cable trench, in particular to a cable lifting device for construction in a cable trench, and the device comprises a lifting frame which is a supporting frame, is used for providing overall support and is fixed on the top surface of the cable trench; the driving telescopic assembly is installed and fixed to the middle of the lifting frame, the driven telescopic assemblies are installed and fixed to the two sides of the lifting frame correspondingly and used for adapting to different ditch widths, the driven telescopic assemblies stretch out and draw back synchronously along with the driving telescopic assembly, and the lifting frames are installed and fixed to the four corners of the lifting frame. The locking device is used for moving on a cable trench and locking the position; the lifting sliding plate is mounted in the middle of the lifting frame, the mounting block is mounted in the lifting sliding plate, the lifting rod is fixed in the mounting block, and the lifting rod is a lifting arm and is vertically mounted in the middle of the lifting sliding plate; the device has the advantages of being convenient to operate, safe and reliable, and greatly improving the mechanization level and the operation efficiency of construction in the cable trench.