17results about How to "Avoid connection" patented technology

The utility model relates to liquid containing utensil technical field, concretely relates to a bubble kettle, including the kettle body, the kettle body upper cover is equipped with the kettle cover, is provided with the gas generating device on the kettle cover, and the gas generating device is connected with the kettle body, be provided with the upper cover on the kettle cover, and the upper cover forms the installation space with the kettle cover, be provided with the drinking water pipe subassembly in the kettle body, and the first end of drinking water pipe subassembly is located in the kettle body, and the second end of drinking water pipe subassembly is connected with the pipe orifice cover after passing through the kettle cover and the upper cover in proper order, be provided with the gas generating device that can communicate with the kettle body on the kettle cover, open the gas generating device can produce gas and melt into the liquid that the kettle body is filled with, set up drinking water pipe subassembly in the kettle body, and drinking water pipe subassembly exposes outside after passing through the kettle cover and the upper cover, and the one end of drinking water pipe subassembly exposed outside is provided with the pipe orifice cover, prevents the kettle body from communicating with the outside through drinking water pipe subassembly when not using.

The utility model discloses a bridge engineering steel box girder assembly quick support, which relates to the technical field of bridge engineering and comprises a bottom plate, a support column is fixedly connected to the middle of the top of the bottom plate, a rotating shaft is fixedly connected to the top of the support column, and a first connecting mechanism is arranged on the outer side of the rotating shaft. The top of the supporting column is connected with a supporting plate through a first connecting mechanism, and second connecting mechanisms are evenly arranged on the outer side wall of the supporting column. According to the bridge engineering steel box girder splicing fast support, a pressing rod is pressed, so that a connecting plate drives clamping blocks to move, the clamping blocks get close to each other, the clamping blocks are arranged in a moving groove, the pressing rod is loosened, the connecting plate drives the clamping blocks to reset, the clamping blocks are clamped into clamping grooves, and therefore a supporting plate and a supporting column are conveniently connected; and a large number of bolts are prevented from being connected through tools, time is saved, the labor amount is reduced, assembling is faster, and the convenience of the device is improved.

This utility model provides a wiring system for the low-voltage side of a single-phase autotransformer and a prefabricated box-type switchgear in a confined space, comprising: a low-voltage bushing of the single-phase autotransformer, an aluminum tube busbar branch bus, an aluminum tube busbar main bus, a copper tube bus, and a prefabricated box-type switchgear. The low-voltage bushing of the single-phase autotransformer is connected to the aluminum tube busbar branch bus via a flexible copper busbar; the aluminum tube busbar branch bus is connected to the phase-separated aluminum tube busbar main bus via a flexible copper busbar; the aluminum tube busbar main bus is connected to the copper tube bus; and the end of the copper tube bus is connected to the prefabricated box-type switchgear. The wiring system provided by this utility model occupies little space and has a simple and compact layout; the delta connection on the low-voltage side of the transformer uses an aluminum tube bus to reduce costs, and the connection to the box-type switchgear bus avoids terrain limitations by using a flexible copper tube bus; the prefabricated box-type switchgear occupies little space, is easy to assemble and saves construction time, and the internal switch cabinet spacing is easy to expand.

An emergency wire cutter to prevent inter-core short circuits includes pliers with two jaws, each with a cutting section. Each cutting section includes a mounting block fixedly connected to the jaws, a slot on the mounting block, and multiple cutting blades stacked within the slot. The cutting blades have a triangular shape at one end outside the slot and an insulating portion outside the cutting blades. An end cap is located at one end of the slot, connected to the mounting block by screws, and the end cap presses the multiple cutting blades firmly within the slot. This invention addresses the problem of short circuits caused by existing wire cutters when cutting live multi-core cables.

The application provides a point cloud encoding method and device based on a prediction tree, equipment and a storage medium. The method comprises the following steps: obtaining a target point cloud, the target point cloud comprising N points; constructing a main prediction tree based on part of the main nodes in the N points; inserting the adjacent points of the main nodes in the remaining points into the main nodes to obtain a target prediction tree of the target point cloud for each main node in the main prediction tree; and encoding the target point cloud based on the target prediction tree. That is, the application takes the main nodes as the center, optimizes the connection relationship between the local points, and prevents the connection of points far away from each other. The target prediction tree obtained in this way realizes the optimal ordering of the local points, improves the construction accuracy of the target prediction tree. When prediction is performed based on the accurately constructed target prediction tree, the prediction accuracy of the target point cloud can be improved, and the encoding efficiency of the target point cloud is further improved.

This utility model discloses a negative pressure bag filter dust collector for a ferrosilicon submerged arc furnace, relating to the technical field of bag filter dust collectors. It includes a shell, with a cover plate fixedly connected to the top of the shell by screws. Multiple vertical rods are provided at the bottom of the cover plate, with a ball at the bottom of each vertical rod. A collar is fitted onto the top of each vertical rod, and a horizontal tube penetrates the side wall of the collar. A dust collector screen plate is provided on the top of the inner side of the shell, and bag cages are fixedly connected to the screen plate through openings. This utility model, through a series of structural features, reduces the probability of dust accumulating inside the dust collector for extended periods, absorbing moisture, and agglomerating. This facilitates subsequent cleaning processes inside the dust collector and avoids directly connecting the bag cages to the micro-vibration equipment, thereby reducing the probability of loosening between the bag cages and the screen plate due to vibration and ensuring a stable connection between them.

The application provides a submarine cable back-tow joint structure, comprising: a joint pipe, the joint pipe comprising a hollow pipe body and a first end cover, the first end cover being arranged at one end of the pipe body, the first end cover being provided with a pulling rod, and an inner side wall of the pipe body being provided with a first conical platform; a fixing pipe, the fixing pipe being located in the pipe body, an outer side wall of the fixing pipe being provided with a second conical platform, the second conical platform and the first conical platform clamping a sheath layer; and a connecting piece, the connecting piece being arranged in the joint pipe and located between the first end cover and the fixing pipe, the connecting piece being in abutting fit with the fixing pipe, wherein the connecting piece is provided with a containing hole, and the containing hole is filled with adhesive, which not only avoids the adhesion between the sheath layer of the submarine cable and the joint structure, so that the disassembly operation between the submarine cable and the back-tow joint structure is simple, but also enables the sheath layer and the cable core of the submarine cable to jointly bear the pulling load, significantly reduces the risk of interlayer slip of the submarine cable during back-tow, and simultaneously improves the reliability of the fixation between the back-tow joint structure and the submarine cable.

The application discloses a hanging well and a construction method thereof. The hanging well comprises an outer wall, a top ring beam and a plurality of inner wall segments. Each inner wall segment comprises an assembled layer and a post-poured layer. The assembled layer is formed by a plurality of prefabricated blocks. Each prefabricated block comprises a main reinforcement and a stirrup. Each inner side main reinforcement is connected with a second connecting reinforcement. A top surface of each prefabricated block is provided with a supplementary concrete groove. The second connecting reinforcement of each prefabricated block is inserted into a supplementary concrete hole of a previous layer and is anchored to a steel reinforcement in the hole through post-poured concrete. Free ends of the connecting reinforcements of each prefabricated block are in abutment with outer half circles of the stirrups of adjacent prefabricated blocks. The outer side main reinforcements, the connecting reinforcements and the outer half circles of the stirrups are anchored in post-poured concrete. The construction method comprises the following steps: layer-by-layer excavation, block-by-block assembly and layer-by-layer grouting and filling, so as to form vertical and horizontal overall strength, integrate the assembled layer into a whole and connect the assembled layer with the outer wall. The hanging well and the construction method thereof can shorten construction period, simplify construction procedures and save labor cost.

The utility model discloses electromagnetic power supply master switch, including fixed base, be provided with a plurality of mounting hole on the fixed base, be connected with the electromagnetic switch body through the fixed mechanism on the fixed base, be provided with two binding posts on the electromagnetic switch body, the middle part of two binding posts is provided with interval seat, and the protective cover is connected with two first screws on the interval seat, and the side end fixed connection of electromagnetic switch body has the fixed ring, and the position that fixed ring is connected with the protective cover is provided with two threading port, and the first sealing washer is arranged between fixed ring and the protective cover, and the position that the first sealing washer corresponds with two threading port all is provided with the sealing ring on, and the top fixed connection of interval seat has the second sealing washer, and the protection of two binding posts is convenient for protection, avoids the object of conducting electricity and falls on two binding posts and leads two binding posts connection line intercommunication, avoids leading to the automatic start of corresponding equipment, avoids the emergence certain security risk.

The utility model relates to automatic vending equipment technical field discloses a kind of vending machines, including cabinet, goods channel and circuit control module.Cabinet, its inside is equipped with commodity storage cavity;Goods channel: setting in the commodity storage cavity, including power supply contact module and position identification contact module, the power supply contact module is used to obtain power supply electric energy, the position identification contact module is used to collect the real-time position coordinate data of the goods channel;Circuit control module: setting in the commodity storage cavity, including position identification contact signal module and power supply contact signal module, the position identification contact signal module and the position identification contact module carry out contact type electrical connection, the power supply contact signal module and the power supply contact module carry out contact type electrical connection.

The utility model provides a kind of multi-way valve, comprising: valve body, valve body includes body and end cap, body and end cap cooperation forms valve cavity, end cap is provided with multiple flow-through port;Valve core, valve core is arranged in valve cavity, valve core has rotating shaft, and the end of valve core has communicating port, valve core can rotate around rotating shaft;Sealing assembly, sealing assembly is sleeved in the one end of valve core with communicating port, sealing assembly has ring part and support part, ring part and support part are all sealed with end cap cooperation, ring part is annular and is used to seal the gap between communicating port and flow-through port, support part includes two support sections, support section at least partially and the periphery of flow-through port abut;The one end of sealing assembly close to rotating shaft has limit section, and / or, the one end of sealing assembly away from rotating shaft has limit section, to limit the rotation of sealing assembly around communicating port. The technical scheme of the application can solve the problem of the multi-way valve in the prior art that is prone to overturning during switching.

This utility model belongs to the field of circulation valve technology, specifically relating to an exhaust gas circulation valve, comprising: a valve body, a base plate at the bottom of the valve body, a side pipe on the top periphery of the valve body, and a docking plate at the end of the side pipe; a snap-fit ​​structure, comprising multiple snap-fit ​​structures, all disposed on the base plate, for connecting the base plate to the vehicle body; and a latching structure, disposed on the side pipe near the docking plate, for connecting the end of the side pipe to the end of the external pipe, thereby solving the problem that existing exhaust gas circulation valves mostly use bolts to connect to the external pipe and the vehicle body, which results in slow connection speed and low efficiency.

This invention relates to a method for secure unidirectional data transmission and physical isolation, comprising an external data receiving module, a first microprocessor, a specific wavelength invisible light emitting module, an optical filtering module, a specific wavelength invisible light receiving module, a second microprocessor, and a final data user terminal. In this invention, due to the unidirectional nature of optical data, the specific wavelength invisible light emitting module can only emit light; the specific wavelength invisible light receiving module can only sense light; and the final data can only be transmitted from the specific wavelength invisible light emitting module to the specific wavelength invisible light receiving module, and cannot be transmitted in the opposite direction. This ensures that data can only enter the internal PC / server from the external environment, and cannot be transmitted from the internal PC / server to the external environment. This achieves unidirectional data transmission from the external environment to the internal environment while avoiding any cable or wireless electromagnetic communication connections between the external and internal environments, thus achieving physical isolation.

This application relates to the field of valve technology, and in particular to an electric valve. The electric valve includes a valve body assembly and a gate assembly. The valve body assembly has a flow chamber, a first flow port, and a second flow port. The gate assembly is movably installed within the flow chamber to control the opening and closing of the first and second flow ports. The gate assembly includes a sealing valve head and a pilot valve head. The sealing valve head has a pilot valve chamber, a first through hole, and a second through hole. One end of the pilot valve head is movably installed within the pilot valve chamber, and the outer wall of the pilot valve head can movably seal against the inner wall of the pilot valve chamber. In the fully closed state, the sealing valve head blocks one or both of the first and second flow ports, and the pilot valve head blocks one or both of the first and second through holes. The electric valve provided by this application solves the problem of the difficulty in opening existing gate valves.

The utility model relates to the technical field of crushed stone processing discloses a crushed stone machine for crushed stone processing technology, include: main body and set up in the closed mechanism of main body inside, the main body includes: feed inlet, opens in the main part top side wall, supplies stone material to enter the main body inside, feed channel, vertical opening in the main part top inside, in the utility model, through setting closed mechanism, utilize cylinder to drive the up-and-down movement of connecting frame, flap and sealing element, cooperate the intercommunication of baffle closed feed inlet and feed channel, control the opening or close of broken chamber and feed channel intercommunication when stone material feeding, and then control the rhythm of stone material falling, and the flap rotates different angles according to the stone weight of own top, avoid in the process of feeding that feed inlet directly and completely intercommunicate with broken chamber inside, thereby control the intercommunication degree of feed inlet and broken chamber when feeding, reduce the amount of dust emitting from feed inlet when feeding.

The utility model discloses a cab corner closed structure and car, including side plate, car neck box, front wall, side plate, car neck box, front wall are located one end of its connecting angle point and are equipped with flanging, and multiple flange can partially or completely cover the angle point of side plate, car neck box, front wall junction. In the utility model, through being equipped with flanging at side plate, car neck box, front wall are located one end of its connecting angle point, and make all flange can partially or completely cover the angle point of side plate, car neck box, front wall junction, thereby avoid appearing the hole of cab angle point, improved the air tightness of car, reduced the car noise.

The syringe has a barrel defining an outer circumferential surface and a distal end including a non-Luer tip that cannot be connected to an intravenous device. Near its distal end, the syringe barrel defines a snap-fit ​​syringe engagement feature oriented on its outer circumferential surface, which selectively inserts into a bore of a complementary intravenous collar. The proximal end of the intravenous collar has a snap-fit ​​intravenous collar engagement feature within the bore of the collar. In some embodiments, the snap-fit ​​intravenous collar engagement feature includes one or more cantilever snap joints that engage a groove in the syringe engagement feature when the syringe tip is axially inserted into the bore of the collar. In some embodiments, the intravenous collar engagement feature includes a discontinuous annular snap joint. The intravenous collar is sized to allow connection to an intravenous device and to prevent connection to a device with a Luer connector.