25results about How to "Lower connection costs" patented technology

The invention discloses a connecting joint for vertical steel bars of a prefabricated panel by adopting UHPFRC (Ultra High Performance Fiber Reinforced Concrete) lap joint, and belongs to the technical field of building structures. The connecting joint comprises a first prefabricated wall panel and a second prefabricated wall panel, wherein the first prefabricated wall panel comprises a connecting hole and a first connecting steel bar; the second prefabricated wallboard comprises second connecting steel bars, the first connecting steel bars and the second connecting steel bars are arranged in the connecting holes at intervals, and UHPFRC is poured into the connecting holes. The connecting holes are formed in the horizontal joints of the bottoms or the tops of the prefabricated wall panels, the connecting steel bars are arranged in the connecting holes, the connecting steel bars extending out of the prefabricated wall bodies adjacent to the horizontal joints are in single-row or double-row lap joint in the connecting holes by pouring the UHPFRC, and therefore formworks and sleeves / casing pipes are omitted, and the construction cost is reduced. The construction technology of vertical steel bar connection in the fabricated shear wall is obviously simplified, and the connection cost is reduced.

The utility model discloses a heat pump convenient to assemble, which comprises a heat pump shell, an installation cavity is arranged in the heat pump shell, a refrigerating system and a buffer water tank are arranged in the installation cavity, and a water outlet and a water return port are arranged on the heat pump shell. The water outlet and the water return port are communicated with the mounting cavity; the water outlet is communicated with the buffer water tank through an eduction tube; the double-pipe heat exchanger comprises a heat exchange inner pipe and a heat exchange outer pipe, the heat exchange inner pipe is arranged in the heat exchange outer pipe in a penetrating mode, one end of the heat exchange inner pipe is communicated with the outlet end of the refrigerating system, and the other end of the heat exchange inner pipe is communicated with the inlet end of the refrigerating system; one end of the heat exchange outer pipe is communicated with the buffer water tank, and the other end of the heat exchange outer pipe is communicated with the water return port. According to the heat pump convenient to assemble, the buffer water tank is integrally installed in the installation cavity in the heat pump shell, pipeline connection is conducted in the installation cavity of the heat pump shell, and installation is convenient.

The utility model discloses a quick connecting device for a multi-layer steel structure factory building, which comprises a lower limiting piece and an upper limiting piece, the lower limiting piece and the upper limiting piece are mounted together, the lower limiting piece comprises a lower mounting seat, the outer wall of one side of the lower mounting seat is provided with an inserting groove I, and the outer wall of one side of the top of the lower mounting seat is provided with a connecting seat through a bearing; the upper limiting part comprises an upper mounting seat, a second inserting groove is formed in the outer wall of one side of the top of the upper mounting seat, a mounting groove is formed in one side of the bottom of the inner wall of the second inserting groove, and one end of the connecting seat is mounted in the mounting groove through a bearing; according to the bearing matching structure of the connecting base, the upper mounting base and the lower mounting base, 360-degree rotation adjustment of the stand column and the cross beam can be achieved, the limitation that a traditional H-shaped steel connecting device can only be fixed in a one-way mode is overcome, and the problem that an I-shaped steel beam tooth-shaped web meshing structure cannot adapt to non-orthogonal connection is solved; and the rotating structure enables a single node to be connected with cross beams with different angles simultaneously, so that the types of connecting pieces are reduced, and the connecting cost is reduced.

The invention relates to the technical field of photoelectric sensors, and provides a photoelectric sensor which comprises a light emitting device and a light receiving device, the light emitting device is used for emitting light, and the light receiving device is opposite to the light emitting device and receives the light emitted by the light emitting device. Each of the light emitting device and the light receiving device comprises a shell, a light-transmitting piece and a connecting piece, an opening is formed in one side of the shell, the connecting pieces are arranged at the two ends of the light-transmitting piece in the first direction, and at least part of the peripheral side walls of the light-transmitting piece and the connecting pieces are attached to the shell, so that the opening of the shell is closed, and a sealed environment is formed in the shell; the sealing performance of the photoelectric sensor is improved, dust, water vapor, cuttings and the like outside the shell are prevented from entering the shell through the light-transmitting part and the opening of the shell, the environment of the shell is further ensured to be clean and dry, the photoelectric sensor works stably and reliably, and the connecting cost and the sealing cost of the photoelectric sensor are reduced through the arrangement of the connecting part.

This invention discloses a rapidly connectable seismic-resistant prefabricated shear wall structure and method, relating to the field of prefabricated component connection structures. The structure includes a first shear wall and a second shear wall spaced apart, forming a vertical joint between the two walls, and pre-embedded reinforcing bars are provided. By using first and second connectors welded to the pre-embedded reinforcing bars, and by having the vertical reinforcing bars pass through these connectors, the construction process is simplified, eliminating the need for extensive steel bar binding or the use of custom components, thus reducing connection difficulty and cost. Furthermore, the adjustable first and second connectors allow for a certain range of positional deviation, ensuring the accuracy and flexibility of the connection, thereby improving the overall integrity and seismic performance of the structure.

The utility model provides a single battery. The single battery comprises a shell; the cover plate assembly is connected with the shell and is encircled with the shell to form a cavity; the cover plate assembly is provided with an electrode terminal; the electrode assembly is located in the cavity and comprises a first electrode assembly and a second electrode assembly which are arranged side by side in the width direction of the cover plate assembly; one of the two ends of the pin is connected with the electrode terminal; the other one is respectively connected with the first electrode assembly and the second electrode assembly; the projection of the connection position of the pin and the first electrode assembly in the direction perpendicular to the length direction of the cover plate assembly is not overlapped with the projection of the connection position of the pin and the second electrode assembly in the direction perpendicular to the length direction of the cover plate assembly. The tabs with the same polarity of the electrode assembly can avoid each other and have sufficient extension space, so that the tabs do not need to be cut before connection, burrs are prevented from being formed on the edges of the tabs, and the product quality and the production efficiency of the battery are improved.

The embodiment of the utility model provides battery equipment and an energy storage system, which can reduce safety accidents caused by overhigh voltage of a battery monomer, thereby effectively improving the overall performance of the battery equipment. The battery device includes: a battery cell; the on-off device is connected with the battery monomers in series; and the first control unit is used for controlling the on-off device to disconnect the connection with the single battery under the condition that the voltage of the single battery reaches a voltage threshold value.

The application discloses a micro-grid voltage elasticity consistency control method based on a trusted communication node, relates to the field of safe operation control of micro-grids, and comprises the following steps: obtaining a micro-grid communication network topology graph G and calculating r-robustness and (r, s)-robustness; setting a trusted communication node in the topology graph G, obtaining a trusted communication network and calculating r T -robustness and (r, s) T -robustness; considering the proportional sharing consistency requirement of reactive power among all DGs of the micro-grid and the average voltage observation consistency requirement, a micro-grid voltage elasticity consistency control method is designed. Based on the definitions of r-robustness and (r, s)-robustness, the communication network robustness is enhanced by setting a trusted communication node in the communication network, the number of malicious attack nodes that can be tolerated in the system is increased, and a micro-grid voltage elasticity control strategy based on the trusted node is provided, so that the operation stability of the system under network attacks is improved.

The application discloses a construction method of a newly-built intelligent arch dam, and the method comprises the following steps: in the arch dam construction process, a moderate perception module is established to collect monitoring data based on a multi-source monitoring device; a real analysis module is established to construct an analysis model based on the monitoring data, so as to analyze the thermal state, mechanical response state and structural stability of the arch dam; an intelligent decision module is established to determine an analysis model and a decision model matched with a scheduling scenario through a large language model and a knowledge graph, to optimize and solve decision variables under the analysis support of the analysis model by the decision model, and to obtain scheduling decision information; and an automatic control module is established to execute a control operation on the arch dam related physical device through a pre-encapsulated control module, so as to realize automatic execution of the decision instruction. The application realizes integrated construction of the moderate perception, real analysis, intelligent decision and automatic control modules of the intelligent arch dam in the arch dam construction process, so that the arch dam is built into an intelligent arch dam.

The invention relates to a ceramic material universal connection method based on passive pressure, and belongs to the technical field of ceramic part connection methods. The invention discloses a ceramic material universal connection method based on passive pressure, which comprises the following steps: coating the surface of a first ceramic piece with connection slurry, placing a second ceramic piece, and stacking according to a sandwich structure of the first ceramic piece, the connection slurry and the second ceramic piece, the two sides of the sandwich structure are clamped through a low-thermal-expansion-coefficient C / C flat plate and a differential-thermal-expansion-coefficient flat plate respectively and fixed through low-thermal-expansion-coefficient C / C bolts; and sintering to realize connection. According to the universal ceramic material connecting method based on the passive pressure, flat plates with different thermal expansion coefficients are adopted for clamping and fixed through C / C bolts, thermal stress is generated through limited thermal expansion of ceramics and flat plate clamps with different thermal expansion coefficients at the high temperature, and traditional high-pressure equipment is replaced for providing pressure; the connection pressure equipment dependence is greatly reduced, and the connection cost is reduced.

The utility model provides a pipeline connecting piece and an exhaust device of semiconductor equipment, the pipeline connecting piece comprises a connecting piece body, the connecting piece body is formed by mutually connecting a plurality of planes, and the connecting piece body is internally provided with a cavity; the connector penetrates through the plane and is communicated with the cavity, and the connector is used for being connected with an exhaust pipeline in a sealed mode; by means of the design, the storage space can be greatly optimized, convergence and extension of multiple sets of pipelines can be completed through simple operation in the using process, the installation efficiency and the space utilization rate are improved, meanwhile, the good sealing performance and the good air exhaust effect are guaranteed, and therefore the requirement for air exhaust of the modern semiconductor technology is better met.

The utility model belongs to a kind of high-titanium slag processing's grading crushing device technical field, especially to a kind of high-titanium slag processing's grading crushing device, including frame and the crushing device of installation on frame, the crushing device bottom is equipped with spiral feeding pipe, driving motor is installed on the spiral feeding pipe, the frame right side is equipped with grading box. Through being equipped with grading box in crushing device side end, material after crushing is conveyed to grading box inside by spiral feeding pipe, then let vibration motor drive vibration frame vibration, make grading cylinder synchronous vibration, material is screened in grading cylinder by screen, realize the integrated process of high-titanium slag processing, reduce equipment link cost, and detachable grading cylinder can replace screen with different aperture according to demand, adapt to multi-particle size processing demand, without stopping machine replacement complete crushing component, then through door and locking assembly cooperation, guarantee the sealing property of screening process, reduce dust leakage, convenient operation maintenance simultaneously.

The present application relates to the field of battery technology, and discloses a cylindrical battery structure including a cover plate and a housing. The cover plate includes a cover plate main portion and a cover plate connecting portion fixedly connected to each other. One of an edge of the cover plate connecting portion and an edge of the housing is bent to form a bent portion, and another of the edge of the housing and the edge of the cover plate connecting portion is bent to form a hook portion. The hook portion is configured to hang on the bent portion to connect the cover plate and the housing. The cylindrical battery structure disclosed in the application has simpler connection mode, lower connection cost, and faster connection. In addition, the connection mode has lower requirements on assembly accuracy of workpieces in the housing.

The invention relates to a connecting element and a part connecting method, and belongs to the technical field of vehicles. The connecting element and the aluminum part are of an integrally-formed structure, and the connecting element is connected with the part connecting position of the steel part. The integrally-formed structure is formed by placing the connecting element at a target position in a die-casting cavity and then carrying out die-casting treatment on an aluminum material which corresponds to the aluminum part and is located in the die-casting cavity. By adopting the method, the connecting cost of the aluminum part and the steel part can be reduced.

The utility model discloses a gas meter connector riveting tool which comprises a lower fixing plate and an upper pressing plate, the lower fixing plate is fixedly connected with a lower die plate, the bottom of the upper pressing plate is fixedly connected with an upper die plate, the lower die plate is provided with at least one positioning sleeve, and a positioning hole is formed in the positioning sleeve and used for positioning and containing a gas meter connector to be machined. A pressing rivet punch is installed on the upper die plate corresponding to the positioning sleeve, three circles of annular end faces distributed in a stepped mode are arranged outside a center shaft at the bottom of the pressing rivet punch, the annular end faces are a shaft sleeve limiting end, a pressing rivet flanging end and a pressing rivet limiting end from top to bottom, the center shaft is matched with a center hole of a gas meter connector to be machined, and a shaft sleeve is connected and pressed to the shaft sleeve limiting end in a sleeved mode. The pressing rivet flanging end is used for stamping a rear flanging, the pressing rivet limiting end is used for limiting the pressing rivet punch after stamping, and a flanging area is formed between the shaft sleeve and the pressing rivet flanging end. According to the utility model, the center hole of the gas meter connector is riveted and flanged, so that quick connection is realized, the riveting time is greatly shortened, and the working efficiency is improved.

The utility model discloses a battery and electric equipment. The battery comprises a shell, a cover plate assembly, a first battery cell, a second battery cell and a conductive connecting piece, wherein the shell is provided with an opening part; the cover plate assembly covers the opening part, and the shell and the cover plate assembly are enclosed to form an accommodating space; the first battery cell and the second battery cell are arranged in the accommodating space, and the first battery cell and the second battery cell are connected in parallel or in series; the conductive connecting sheet is arranged in the accommodating space, and the first battery cell is connected and conducted with the cover plate assembly; and the second battery cell is connected and conducted with the cover plate assembly through the conductive connecting sheet.

The utility model provides a hard disk compatible conversion module and a server, and relates to the technical field of hard disk compatibility, the module comprises a U.2 connector, a channel selection switch and a conversion assembly, the U.2 connector is connected with a hard disk, and the U.2 connector is used for generating a hard disk signal based on the type of the hard disk; the channel selection switch is connected with the U.2 connector and the conversion assembly, and the channel selection switch is used for transmitting a PCIE signal and generating a channel control signal and a conversion enable signal based on the level state of the hard disk signal; the conversion assembly is connected with the U.2 connector; and the conversion component is used for converting the PCIE signal into the SATA signal based on the level state of the conversion enable signal under the condition that the target transmission channel is the first channel connected with the conversion component. According to the utility model, the compatibility of hard disks with different interfaces can be improved, and the connection cost is reduced.

The invention belongs to the field of pumping control, and discloses a high-low pressure switching valve, a pumping control valve set and a pumping hydraulic system. The high-low pressure switching valve comprises a switching valve body and a switching valve rod, a switching valve rod cavity is formed in the switching valve body in the axial direction, the valve wall of the switching valve body is provided with a plurality of first side oil ports, a plurality of second side oil ports and a supplementing and draining oil cavity, the first side oil ports, the second side oil ports and the supplementing and draining oil cavity extend to the switching valve rod cavity, and the second side oil ports comprise a rod cavity connecting oil port set and a rodless cavity oil port set. The switching valve rod is arranged in the switching valve rod cavity in a sliding mode and used for controlling the first side oil ports to be selectively communicated with the rod cavity connecting oil port set or the rodless cavity oil port set according to the moving stroke of the valve rod, and the switching valve rod is internally provided with a valve rod oil supplementing and draining flow channel communicating with the oil supplementing and draining cavity and the second side oil ports. According to the high-low pressure switching valve, the high-low pressure pumping mode can be achieved with the simple structure and the low cost, the working condition adaptability is improved, the oil supplementing and discharging function can be integrated, and an external pipeline is not needed.

The utility model relates to a PTC heater, which comprises a heating body and a connecting assembly, the connecting assembly is arranged on the heating body, the connecting assembly comprises a first connecting terminal and a second connecting terminal, the first connecting terminal is connected with the heating body, and the first connecting terminal is provided with a first connecting hole; the second connecting terminal protrudes towards the first connecting terminal to form a connecting ring which is used for extending into the first connecting hole; and the connecting ring extends into the first connecting hole, and is folded after being punched to form a flange which is propped against the first connecting terminal. Through the arrangement of the connecting ring and the first connecting hole, the first connecting terminal and the second connecting terminal can be connected. Compared with the prior art that the first connecting terminal and the second connecting terminal are connected through a rivet, the cost of the rivet is saved, and the connecting cost of the first connecting terminal and the second connecting terminal is further reduced.

The invention relates to the field of pumps, in particular to a vertical self-priming pump which comprises a volute coaxially arranged in a pump shell, the volute comprises a main body section and further comprises a first transition section and a second transition section which are formed by extending outwards from the two ends of the main body section, the tail end of the first transition section is connected with an outlet flow channel, and a partition tongue is arranged at the tail end of the second transition section. The outlet runner is connected with the outlet runner through the baffle tongue; the main body section, the first transition section and the second transition section are arc sections, the first transition section is externally tangent to the main body section, and the second transition section is internally tangent to the main body section. Backflow of high-pressure fluid at the outlet is effectively blocked, medium conveying loss and the degree of fluid turbulent flow at the outlet of the volute are reduced, and the pump efficiency is improved.

The invention relates to the technical field of stamping dies, in particular to a full-automatic perforated corrugated cutter stamping die which comprises an upper die body and a lower die body which are used for conducting stamping forming on a material strap, and a guide feeding insert, a lower corrugated insert and a lower trimming insert are sequentially arranged at the upper end of the lower die body from front to back. A punching part is arranged on the lower corrugated insert; by means of a unique mechanism achieving transmission on the outer sides of the upper die body and the lower die body according to the die opening action, a first swing arm and a second swing arm are used for driving a cam rod to rotate, a ratchet wheel and a pawl are matched, the rotating angle of a first cam and the rotating angle of a second cam are accurately controlled during continuous punching, holes of different numbers and positions can be punched in a corrugated cutter according to needs, and the punching efficiency is improved. The formed corrugated cutter can be accurately cut off at last; corrugated cutters with different lengths and different hole numbers can be easily manufactured only by replacing the first cam and adjusting the length of the swing arm, and the adaptability of the die to various orders is greatly enhanced.

The present invention relates to the field of seat design and manufacturing, and specifically to the component design of elastic seats. The above technical purpose of the present invention is achieved through the following technical solutions: a lumbar support seat with an elastic locking function, comprising a seat body, a main back body and a lumbar support, and also comprising a base, a rotating arm rotatably connected to the base, and an elastic body 1 that provides elastic force for the rotating arm to rotate relative to the base; the lumbar support is connected to the rotating arm through an elastic body 2; and also comprises a locking device for locking the relative position of the rotating arm relative to the base. The purpose of the present invention is to overcome the shortcomings of the prior art and provide a lumbar support seat with an elastic locking function, which can not only track the back of the human body in real time, but also has a good elastic experience, a simple locking function structure, convenient operation, and controllable cost.

The utility model discloses an EMS electrode connecting structure and EMS clothes, EMS electrode connecting structure includes electrode piece, conducting wire, and electrode piece has the first surface and the second surface along its thickness direction distribution, still include conducting film, and the one end of conducting wire is fixed in the second surface of electrode piece through conducting film, and forms the electric conduction with electrode piece. The utility model discloses the mode of conducting film replacement prior art welding, conducting buckle realizes the connection of conducting wire and electrode piece, makes conducting wire and electrode piece connection convenient, reliable, greatly simplifies the connection technology of both, also reduced the connection cost of both.

This application discloses an electronic device, including a substrate, a heating element, a heat sink, a fan module, and a sealing element. The heating element is mounted on the substrate. At least a portion of the heat sink and the substrate have a heat-generating space in a first direction for accommodating the heating element. The heat sink is used to dissipate heat from the heating element. The fan module and the heat sink are arranged in a second direction. The sealing element is used to seal the heat-generating space in the second direction. This reduces the risk of low-temperature air blown from the fan module to the heat sink being diverted into the heat-generating space, improving the utilization rate of the low-temperature air blown from the fan module to the heat sink. At the same time, it reduces the risk of high-temperature air flowing back through the heat-generating space and the risk of the air temperature rising when blown into the heat dissipation channel by the fan module. This improves the heat dissipation efficiency of the heat sink, the heating element, and the electronic device, enhancing the heat dissipation capability of the electronic device.