478results about How to "The connection structure is stable" patented technology

The invention relates to an ultra-deep foundation pit supporting method which comprises a single-row triaxial deep-mixing pile water-stop curtain, bored piles and upright steel posts, wherein the single-row triaxial deep-mixing pile water-stop curtain is lower than natural ground and is arranged along the periphery of a foundation pit in an enclosing way; the bored piles are sequentially arranged at intervals in the foundation pit and located on the inner side of the single-row triaxial deep-mixing pile water-stop curtain; the upright steel posts are arranged in the foundation pit and located on the inner sides of the bored piles; the tops of the bored piles are sequentially connected via reinforced concrete crown beams in a pulling way; reinforced concrete enclosing purlins along the periphery of the foundation pit are arranged in positions, which are not the height positions of floor slabs of underground floors, on the inner sides of the bored piles; the inner sides of the reinforced concrete enclosing purlins are connected in a pulling way via reinforced concrete enclosing purlin beams supported on the upright steel posts; the reinforced concrete enclosing purlin beams are in latticed pulling connection with the reinforced concrete enclosing purlins via a plurality of groups of inner reinforced concrete supports; filling plain concrete is arranged inwards at the bottoms of the bored piles; a baseplate is laid on the foundation pit and enclosed by the filling plain concrete; and more than one post-cast strip with support replacement pieces is arranged on the baseplate.

The patent relates to a novel seal printer. A jet nozzle is driven to rotate and carry out print through a motor in a printer shell. The number of parts in the printer is reduced, the size of the printer is the same with that of a traditional seal, and the replacing of the traditional seal is realized. At the same time, a coaxial connecting device is arranged in the printer, the structure is simple, and a certain coaxiality difference tolerance is available. The printer is simple to mount and durable.

The invention discloses a self-resetting swing steel frame structure. The self-resetting swing steel frame structure comprises basic parts, steel columns, a column foot joint structure, a beam end joint structure and a middle beam, wherein the number of the basic parts and the number of the steel columns are respectively two; the steel columns are vertically arranged at the tops of the basic parts; the column foot joint structure comprises column foot high-strength anchor rods, a column foot disc-shaped spring and cantilever plates; the cantilever plates are fixed to the two sides, close to the bottoms, of the steel columns; the column foot high-strength anchor rods penetrate through the cantilever plates and are fixedly connected with the tops of the basic parts; the column foot disc-shaped spring is sleeved on the column foot high-strength anchor rod on one side, far away from the basic parts, of the cantilever plates; and the middle beams is transversely arranged and is fixed between the two steel columns. The steel frame has extremely high self-resetting performance and energy consumption capacity, and also has excellent ductility and fatigue resistance.

The invention provides a building structure system which is formed by connecting prefabricated shear walls and composite floor slabs in a prefabricating and in-situ casting mode. Closed steel bar rings are arranged all around the outside of concrete of the shear walls in a protruding mode. When the system is used, closed hooping ribs or the closed steel bar rings which are used for connecting the shear walls and protrude out of the concrete are made to be staggered, steel bars are arranged in the closed hooping ribs or the closed steel bar rings in a penetrating mode for fixing, and then concreting connection is performed. Meanwhile, hidden beams can be prefabricated in the prefabricated shear walls. Thus, the phenomena that convex beams and convex columns appear indoors are greatly reduced; an outer wall maintenance structure is simple; through the combination of prefabricating and in-situ casting, the construction progress is greatly improved and the construction cost is lowered; tie bars used for fixing the distance between longitudinal steel bars and preventing the longitudinal steel bars from being stressed to be bent are arranged among the longitudinal steel bars, and therefore a whole building framework connecting structure is more stable.

An electronic device includes first and second housings rotatably coupled with each other through a hinge, thereby being in a folded state or an unfolded state. The electronic device further includes first and second printed circuit boards (PCBs) disposed in the first and second housings, respectively, and at least one wiring member electrically connecting the first and second PCBs. The electronic device further includes a window disposed over the first and second housings and the hinge, and a display disposed under the window. The display includes a display panel extending in the first housing and having a first FPCB electrically connected to a ground of the first PCB. The display includes a polymer member, a first conductive member disposed in the first housing and electrically connected to the first FPCB, and a second conductive member disposed in the second housing. The electronic device further includes a supporting member disposed between the second conductive member and the second PCB in the second housing. The second conductive member is electrically connected to the second PCB through a conductive region of the supporting member and electrically connected to the ground of the first PCB through the wiring member.

The invention discloses a brewing chamber for vacuum extraction brewing. The brewing chamber comprises a transparent glass brewing chamber, a close cover and a tea seat, wherein the upper part and thelower part of the transparent glass brewing chamber are sealed; an umbrella-shaped flow deflector is arranged at the top of the transparent glass brewing chamber; a detachable filter screen is connected with the tea seat in a clamping manner by a connecting clamping column and a clamping slot; a limiting slot and a limiting ring, which are clamped with each other, are arranged between the connecting clamping column and the clamping slot; the limiting slot is in interference fit with the limiting ring, so that the connection structure is stable; multiple groups of filter holes formed in the detachable filter screen serve the purpose of filtering tea leaves, and the tea leaves are not allowed to flow out with a water flow, so that the use is convenient; a clamped edge of an outer ring of the detachable filter screen is clamped between the tea seat and the transparent glass brewing chamber, and the tea seat is clamped at the lower end of the transparent glass brewing chamber, so that theconnection is convenient; and the transparent glass brewing chamber provided by the invention is simple in operation, high in brewing speed, high in intelligence, high in extraction rate, convenientto install and disassemble and easy to clean, and can bring high quality experience to users.

The invention discloses a deep ultraviolet LED packaging device. The device comprises a metal substrate, a deep ultraviolet chip, an optical element, an intermediate insulating layer and a first metal eutectic bonding layer, wherein a positive electrode region and a negative electrode region of the metal substrate are separated by the intermediate insulating layer; the deep ultraviolet chip is fixed on the metal substrate and electrically connected with the positive electrode region and the negative electrode region of the metal substrate; the optical element is fixed on the metal substrate through the first metal eutectic bonding layer and completely wraps the deep ultraviolet chip; the device further comprises an SiO2 insulating layer which covers the inner surface of the intermediate insulating layer. The invention further discloses a preparation method of the deep ultraviolet LED packaging device. The deep ultraviolet LED packaging device has the advantages of high luminous power, good heat dissipation, significantly improved product reliability and significantly prolonged service life, the packaging structure is simple, and reduction of the preparation cost is facilitated; the preparation method of the deep ultraviolet LED packaging device is simple and easy in process, suitable for production line work and high in preparation efficiency.

The invention belongs to the technical field of atmospheric infrared detection equipment, and particularly relates to an infrared transmitting device and an infrared receiving device of the atmospheric infrared detection equipment. The overall pitching and left and right sweeping of the infrared detection equipment are achieved through a two-axis turntable. The equipment is simple in transmission structure, good in stability and high in adjustment precision, thus the installation and focusing efficiency and focusing precision of the infrared detection equipment are greatly improved. According to the equipment, a lens is installed on a movable support; the movable support is installed on a slider arranged on the barrel wall of a Casher reflection telescope; the position of the lens in the Casher reflection telescope can be adjusted in real time from the outside of the Casher reflection telescope; the operation is simple and convenient; the equipment assembly and maintenance efficiency are improved; the fast connection and positioning of the Casher reflection telescope and the turntable are achieved by using a dovetail type plug-in structure; the connecting structure is stable and reliable; the installation precision is high.

The invention relates to the technical field of lithium battery cell piece stacking machines, in particular to a pole piece feeding device of a lithium battery cell piece stacking machine. During feeding of an existing lithium battery cell piece stacking machine, due to the fact that pole pieces are very thin and have static, the pole pieces adhere to one another frequently, the situation that a mechanical arm picks up multiple pole pieces at a time occurs, if the multiple pole pieces are stacked in a cell structure, serious battery faults will occur. In order to solve the problem, the pole piece feeding device of the lithium battery cell piece stacking machine can prevent adhesion of the pole pieces and effectively prevent the static and remove the static. The pole piece feeding device comprises a piece fetching mechanism, a material box for containing the pole pieces, and a jacking mechanism, wherein the piece fetching mechanism, the material box and the jacking mechanism are sequentially arranged on a rack from top to bottom. The piece fetching mechanism is used for grasping the pole pieces in the material box. The jacking mechanism is used for driving the pole pieces in the material box to move upwards. The pole piece feeding device is characterized in that brushes and ion air knives are further arranged on the rack and located on the edge of a material box opening, and the ion air knives are located below the brushes.

A retaining ring structure for fixing a satellite antenna having a retaining ring integrally formed by stamping a metal piece. The retaining ring consists of a C-shaped body and two clamping pieces extending from a slot of the C-shaped body to the outside. A plurality of projecting pieces is axially formed by a stamping process from the external side toward the internal side such that the C-shaped body is properly contracted to grip the positioning rod when the clamping pieces are tightened with bolts. Meanwhile, the projecting pieces create a biting structure that bites the positioning rod such that the positioning rod is firmly held by the retaining ring to prevent the retaining ring from rotation on the positioning rod. Moreover, the structure in accordance with the invention can withstand the inertia toque created by the strong wind force acting on the receiving dished plate. Meanwhile, the receiving dished plate won't be rotated so that an accurate direction of the receiving dished plate as well as an improved quality of receiving the satellite signals can be ensured.

The invention discloses a wrist wearing device which comprises a device body and a watch strap. A buckle groove is formed in the device body. A buckle stop position is formed in the buckle groove, anelastic piece is arranged on the watch strap, the elastic piece stretches into the buckle groove, and under the effect of elastic restoring force of the elastic piece, a stop bar on the elastic pieceand the buckle stop position are clamped to limit the elastic piece from moving out; in the clamped state, the unlocking hand breaking part of the elastic piece is exposed out of the buckle groove formoving to control the stop bar to get away from the buckle stop position to achieve unlocking. According to the wrist wearing device, the watch strap and the device body are installed in a plug-fit mode, when the elastic piece of the watch strap is inserted into the buckle groove in the device body, the stop bar of the elastic piece can be clamped to the buckle stop position inside the buckle groove so as to limit the elastic piece from moving out, and therefore connection between the watch strap and the device body is ensured. The device is simple in structure, connection is easy, the connecting structure is stable, and accidental disengagement is not likely to happen.

A wiper blade for a vehicle may include a secondary lever including a lever rivet hole, an adapter including a guide rib formed in the longitudinal direction thereof, a locking projection formed at the rear thereof, and an adapter rivet hole, a primary cover including a guide groove formed in the longitudinal direction thereof and into which the guide rib of the adapter is inserted, and a locking groove into which the locking projection of the adapter is inserted, and a hinge member penetrating the lever rivet hole and the adapter rivet hole and pivotally coupling the adapter and secondary lever.

The invention discloses a composite honeycomb sandwich board and a preparation method of the composite honeycomb sandwich board. The composite honeycomb sandwich board comprises an aluminum honeycomb sandwich and an epoxy resin reinforcing material surface layer composited on the surface of one or two sides of the aluminum honeycomb sandwich, the epoxy resin reinforcing material surface layer is a solidifying product of a hot melting type epoxy resin prepreg, the hot melting type epoxy resin prepreg comprises a reinforcing material and an epoxy resin composition, the epoxy resin composition comprises an epoxy resin, a latent solidifying agent, an accelerant, a coupling agent, optional flexibilizer and optional filler, and the coupling agent comprises a silane coupling agent containing an amino. The provided composite honeycomb sandwich board avoids using an extra solvent type adhesive, and is further environmentally friendly; meanwhile, the bonding strength between the aluminum honeycomb sandwich and the epoxy resin reinforcing material surface layer is improved, and the composite honeycomb sandwich board does not delaminate easily.

The invention discloses a tea frying machine which comprises a rack (1) and a pot body arranged on the rack (1), wherein the pot body of a long-trough shaped structure of which the bottom is circular arc shaped; the pot body is internally provided with a frying handle (8) and a frying harrow (7) which make circling motion along the bottom of the pot body; a plurality of frying claws (71) for scattering tea leaves are arranged at intervals at the front end contacting the bottom of the pot, of the frying harrow (7). The tea frying machine disclosed by the invention is simple in structure, low in cost, applicable to small-scale domestic tea leaf frying, convenient to use and high in efficiency, tea leaves can be uniformly fried, the fried tea leaves are good in quality, and thus the tea frying machine is relatively high in practicability.

The invention provides a hedge machine capable of adjusting the seedling pruning shape, and belongs to the technical field of garden pruning equipment. The hedge machine comprises an installation bracket, a rotating driving mechanism and a pruning mechanism. The installation frame is connected with the rotating driving mechanism, the rotating driving mechanism is connected with one end of the pruning mechanism and drives the pruning mechanism to rotate, the pruning mechanism is formed by series connection of several pruning power modules which can work independently, and angle adjustment unitsused for adjusting the connection angle between the pruning power modules are arranged on the pruning power modules. The hedge machine has the advantages that the overall structure of the hedge machine is reasonable in design, operation is convenient and flexible, the labor intensity of agriculture and horticulture workers is reduced, the machine can adapt to a variety of complex pruning environments, the diameter and shape of pruned seedlings can be adjusted according to the need, a variety of horticultural shapes can be configured, and the machine can meet the modern greening requirements and is suitable for application and popularization.

The invention relates to an oil supply device which comprises a machine frame. The machine frame is provided with an oil tank, a first piston mechanism and a driving mechanism. The first piston mechanism comprises a first piston cylinder, a first piston and a first piston rod. The first piston is in sealed sliding connection with the interior of the first piston cylinder, the first piston rod is fixedly connected to the first piston, an oil inlet pipe is connected between the first piston cylinder and the oil tank, the oil inlet pipe is provided with a first one-way valve, the first piston cylinder is connected with an oil drainage mechanism, a brush is connected to the oil drainage mechanism, and the oil drainage mechanism is provided with a second one-way valve. The driving mechanism comprises an inner gear ring and a gear, the gear is engaged with the inner gear ring, a first connection rod is fixedly connected to the gear, the end, away from the gear, of the first connection rod isused for being detachably connected with a chain wheel, a second connection rod is fixedly connected to the gear, and the end, away from the gear, of the second connection rod is rotationally connected to the first piston rod. By means of the scheme, a chain is automatically coated with oil.

The invention provides a container-type modular building unit and an assembly house. The container-type modular building unit comprises a main body frame and connecting pieces, wherein the main body frame comprises four vertical columns, each vertical column comprises a hollow special-shaped steel column, a column top plate connected to the top end of the corresponding special-shaped steel columnand a column bottom plate connected to the bottom end of the corresponding special-shaped steel column, each special-shaped steel column is formed by arranging an axially penetrating therethrough gapin one side edge of a square steel tube, each gap faces the inner side of the main body frame, and the column top plates and the column bottom plates are provided with transportation holes making theinner portions of the special-shaped steel columns communicated with the outer portions of the special-shaped steel columns respectively; connecting pieces are arranged in the special-shaped steel columns through the gaps and can be in inserted connection with the transportation holes in the column top plates or the column bottom plates, and the connecting pieces are provided with first perforations capable of making the inner portions of the special-shaped steel columns communicated with the outer portions of the special-shaped steel columns and allowing connecting bolts to penetrate through.The container-type modular building unit can be assembled into the house in a complete bolted connection mode, the connection structure is safe, and the disassembly and assembly are convenient.

The invention discloses an automatic demolding device for aluminum machining. The automatic demolding device comprises an upright post; the outer wall of one side of the upright post is fixedly connected with a first motor through a bolt; one end of the first motor is rotationally connected with a brace rod through a rotating shaft; the brace rod is of an L-shaped structure; a base plate is installed at the end, far away from the first motor, of the brace rod; an eccentric wheel and springs are installed at the top end of the base plate; the two springs are arranged and are correspondingly positioned at the two sides of the eccentric wheel; and the end, far away from the base plate, of each spring is connected with a demolding bucket limiting sleeve. The automatic demolding device disclosed by the invention is provided with limiting sleeves, the demolding bucket limiting sleeves, first limiting blocks, second limiting blocks and guide rods; in demolding, a second motor is started to drive the eccentric wheel at one side to rotate by virtue of a rotating shaft so as to drive the demolding bucket limiting sleeve to move up and down; the demolding bucket limiting sleeve is used for driving a demolding bucket to move; and the demolding operation of a mold is realized by virtue of relative shake between the demolding bucket and the mold.

Provided is a speaker module for a portable terminal which e includes a speaker housing having an opened front surface thus defining a resonance space, a radiation pattern disposed on a back surface of the speaker housing, and connection terminals which extend from the radiation pattern to be disposed in the resonance space, such that the radiation pattern is disposed on the speaker housing and the connection terminal for providing electric connection of the radiation pattern is disposed in an inner side of the speaker housing.

The invention discloses an adjustable oil removing device of an agricultural mechanical belt pulley. The device comprises a bearing disc, a ceiling lamp body, and an enclosing ring, several fan bladetype mechanisms located at the outer side of the ceiling lamp body and linkage mechanisms driving the fan blade mechanisms to make circular motions; the ceiling lamp body is fixedly installed at the center of the lower end of the bearing disc, the center of the upper end of the bearing disc is fixedly connected to a wall top surface through a fixed rod, and the inner side of the enclosing ring isfixedly connected with the outer side of the bearing disc; the traditional ceiling lamps are combined with ceiling fans, which saves household space, and the functionality is high; when the fan blademechanisms rotate, under the effect of centrifugal force, a movable clamping plate turns over upward relative to a guide column, so that several blade plates achieve the function of fan blades, the traditional ceiling fans are replaced, and the novelty is high; the arranged linkage mechanisms are ingenuous in structure, installation and use are convenient, the fan blade mechanisms can be effectively driven to rotate, and the practicability is strong.

The invention relates to a waterproof structure at an abutted seam of prefabricated light-steel keel composite wallboards. The waterproof structure is arranged at the abutted seam of the light-steel keel composite wallboards. The waterproof structure is a cavity waterproof structure; a sealing box body is arranged inside the cavity waterproof structure; an opening provided with an edge is arrangedat the upper part of the sealing box body; the edge of the upper part of the sealing box body and the abutted seam of the light-steel keel composite wallboards are sealed by a sealant; the sealing box body is filled with PE foam sticks via the opening, and screeding is performed, so that the opening at the upper end of the sealing box body is blocked; and the lower end of the sealing box body isfixedly connected with profiled steel sheets of the light-steel keel composite wallboards through connecting pieces. According to the waterproof structure, the waterproof problems that outdoor rainwater permeates along the seams at the horizontal abutted seams and vertical abutted seams of the prefabricated external wallboards are well solved, and on the premise that the waterproof performance isguaranteed, the overall strength of the wallboard structures cannot be reduced.

The invention provides cleaning equipment of an air-conditioning heat exchanger. The cleaning equipment comprises a conveying pump, a first cleaning pipeline and a second cleaning pipeline, wherein the first cleaning pipeline and the second cleaning pipeline are arranged at two conveying ends of the conveying pump respectively and are communicated with the heat exchanger; and a filter for filtering cleaning impurities is arranged on the first cleaning pipeline, and a liquid adding branch pipeline which is used for adding of cleaning liquid and can be opened and closed is further arranged on the first cleaning pipeline. The liquid adding branch pipeline which is arranged on the first cleaning pipeline and can be opened and closed adds the cleaning liquid to the first cleaning pipeline, and after the cleaning liquid is added, a cleaning liquid circulation loop is formed between the cleaning equipment of the air-conditioning heat exchanger and the heat exchanger. The conveying pump is opened to convey the cleaning liquid to flow in an inner cavity of the heat exchanger, and the aims that the cleaning liquid effectively and rapidly cleans the inner cavity of the heat exchanger, and filth blockage of the interior of the heat exchanger is effectively cleaned are achieved.

The invention discloses a copper terminal and aluminum wire joint and a magnetic induction welding method thereof. The copper terminal of the joint is divided into a connector and a functional part connected with the connector. The aluminum guide core of the aluminum wire is connected with the connector of the copper terminal. The aluminum guide core extends or does not extend to the functional part. The magnetic induction welding method comprises the steps that S1 the aluminum guide core after insulating layer stripping and the connector of the copper terminal are assembled; and S2 the welding end of the aluminum wire and the connector of the copper terminal are welded together through magnetic induction welding. According to the technical scheme, copper and aluminum are welded; the electrical performance and the mechanical performance are better; terminals of terminal connectors of different shapes are connected with the aluminum wire; and the preparation efficiency and quality are improved.

The invention discloses a thermally driven deformable micromirror, and belongs to the technical field of adaptive optical systems. The micro-mirror is composed of a lens, an electrode, a supporting beam and a silicon structure frame. The lens is suspended and supported in the center of the silicon structure frame by the support beam; the lens is divided into three layers from top to bottom, namely, a metal reflecting layer, a silicon dioxide layer and a silicon layer; the supporting beam and the silicon layer of the lens are integrally formed by the same material, the silicon structural frameand the supporting beams are insulated by the silicon dioxide layer, the electrode is arranged on the surface of the silicon structural frame and connected with the supporting beam, after the electrode is powered on, the supporting beam and the lens form a current loop and emit heat, and the lens deforms due to different thermal expansion coefficients of metal and silicon. The heating temperaturesof two different materials, namely metal and silicon, are controlled by electrifying, so that the purpose of mirror surface deformation is achieved.

The invention relates to the technical field of oil tubes and couplings, in particular to an oil tube, a coupling and a coupling making method. The oil tube comprises an upper oil tube body, wherein the bottom of the upper oil tube body is connected with an upper flange plate sleeve; upper connecting holes are uniformly and fixedly formed in the upper flange plate sleeve; a sealing gasket is correspondingly arranged on the end surface, which is away from the upper oil tube body, of the upper flange plate sleeve; a lower flange plate sleeve is correspondingly arranged on the end surface, whichis away from the upper flange plate sleeve, of the sealing gasket; the end surface, which is away from the sealing gasket, of the lower flange plate sleeve is connected with a lower oil tube body; a lower connecting hole is fixedly formed in the lower flange plate sleeve; the lower oil tube body penetrates through the lower flange plate sleeve and extends into the lower flange plate sleeve; and anouter threaded section is fixedly arranged on the lower oil tube body and is positioned in the flange plate sleeve. The oil tube has the advantages that by arrangement, connection is stable, the anticorrosion property is high, wear resistance is also high, the sealing property is good and the like.

The invention relates to a foaming mold. The foaming mold comprises an upper mold body and a lower mold body. At least one groove where an oil pump cover is embedded is formed in the top of the lower mold body, and an inflatable airbag for enabling the lower mold body to vertically ascend and descend is arranged at the bottom of the lower mold body; and at least one core is correspondingly arranged at the bottom of the upper mold body. When the upper mold body and the lower mold body are assembled, each core enters the oil pump cover embedded into the corresponding groove, molding space is formed between the cores and the corresponding oil pump covers, and a feeding mechanism for feeding materials to the molding space during assembling is arranged at the top of the upper mold body; and the upper mold body and the lower mold body are each internally provided with a plurality of water pipes, the inlet ends of the water pipes are communicated with a water source, and the water source is connected with a water temperature control mechanism. In addition, the invention provides a method for manufacturing high-pressure oil pump noise insulation covers through the foaming mold. According to the mold, the foaming high-pressure oil pump noise insulation covers can be formed on the inner surfaces of the oil pump covers in a pouring manner, connecting structures between the oil pump covers and the foaming high-pressure oil pump noise insulation covers are stable, the foaming high-pressure oil pump noise insulation covers are not prone to falling from the oil pump covers, and the quality of products is effectively improved.