22507 results about "Gasket" patented technology

A substrate holder includes a base configured to receive a substrate; a cover configured to mateably engage with the base, the cover defining an opening formed by inner sidewalls; and a removable insert defining a surface, the removable insert being configured to be received within the opening of the cover. The removable insert includes a gasket; a projection coupled to the gasket; and at least two insert tabs extending from opposite sides of the removable insert, each insert tab being configured to engage with at least one of the inner sidewalls forming the opening of the cover.

A substrate holder includes a base configured to receive a substrate; a cover configured to mateably engage with the base, the cover defining an opening formed by inner sidewalls; and a removable insert defining a surface, the removable insert being configured to be received within the opening of the cover. The removable insert includes a gasket; a projection coupled to the gasket; and at least two insert tabs extending from opposite sides of the removable insert, each insert tab being configured to engage with at least one of the inner sidewalls forming the opening of the cover.

The invention relates to the technical field of low-temperature storage tank installation, in particular to a low-temperature storage tank heat insulation module installation construction method which comprises the steps that expansion bolts are implanted into preset point positions of the inner wall of a low-temperature storage tank, inner wall morphology data are obtained through three-dimensional laser scanning, and a point cloud model is generated. A BIM system is used for constructing a three-dimensional model of the installation datum plane, the theoretical leveling height of each expansion bolt point position is calculated, and a leveling parameter instruction set is generated. And a servo motor of the bolt tightening equipment is driven to rotate the ball nut, so that the leveling gasket moves to the target height. And a press-fitting path is generated, a press-fitting mechanical arm is controlled to align the preformed hole of the heat insulation module to the screw part of the expansion bolt and press-fit, and the surface of the heat insulation module is fully attached to the surface of the leveling gasket. And a fastening nut is installed on the screw part of the expansion bolt, three-dimensional deviation analysis is carried out, and iterative correction is carried out. Compared with the prior art, the effects of shortening the construction period, improving the leveling precision, reducing stress concentration, ensuring long-term stability and the like are achieved.

A battery includes an electrode assembly having a first uncoated portion and a second uncoated portion; a housing having an open portion formed at one side and configured to accommodate the electrode assembly through the open portion; a first current collector coupled with the first uncoated portion and located inside the housing; a cap configured to cover the open portion; and a spacer. The spacer includes a spacer portion interposed between the first current collector and the cap and configured to prevent movement of the electrode assembly, a gasket portion interposed between the housing and the cap and configured to seal the gap between the cap and the housing, and a connection portion configured to connect the spacer portion and the gasket portion and having a bending portion configured to switch an extension direction thereof between the spacer portion and the gasket portion.

The invention relates to the technical field of gas cylinder detection, in particular to a gas cylinder airtightness detection device which comprises a base, a clamping rotating structure is arranged at the upper end of the base, a gas cylinder is clamped on the clamping rotating structure, a lifting structure is arranged at the upper end of the base, and a sealing shell arranged on the outer side wall of the gas cylinder in a sleeving mode is installed on the lifting structure. An air pressure sensing structure is installed at the upper end of the sealing shell, four air bag shells are arranged on the bottom of an inner cavity of the sealing shell in a circumferential array mode, the outer wall of a gas cylinder is clamped through the four sealing gaskets and the air bags, effective sealing can be conducted when the outer wall of the gas cylinder is uneven, and the detection accuracy is improved; and meanwhile, the outer surface of the gas cylinder is cleaned by the cylindrical gas bag through expansion rotation of the cylindrical gas bag, when the gas bag is wizened, self-cleaning can be achieved when the gas bag rotates through sagging of the gas bag, gaps between the sealing gaskets can be filled when the gas bag is subjected to secondary expansion, and the result stability is improved.

The invention discloses a transmission assembly assembling device which comprises a rotary disc assembly, a synchronous material taking and assembling unit, a pawl material taking and assembling mechanism, a shaft sleeve material taking and assembling mechanism, a bearing material taking and assembling mechanism, a pressing mechanism and a discharging mechanism, and the pawl material taking and assembling mechanism, the shaft sleeve material taking and assembling mechanism, the bearing material taking and assembling mechanism, the pressing mechanism and the discharging mechanism are all installed on a workbench. The synchronous material taking and assembling unit comprises a ratchet ring material taking and assembling mechanism, a crankshaft material taking and assembling mechanism and a gasket material taking and assembling mechanism which are installed on the first translation module and located above the rotary disc assembly, and a ratchet ring material conveying mechanism, a crankshaft material conveying mechanism and a gasket material conveying mechanism are arranged at the first working position of the synchronous material taking and assembling unit; the second working position of the synchronous material taking and assembling unit is matched with the third assembling positioning hole, a shaft sleeve conveying mechanism is arranged at the first working position of the pawl material taking and assembling mechanism, and a bearing conveying mechanism is arranged at the first working position of the bearing material taking and assembling mechanism. Automatic assembly can be achieved, and the assembly efficiency is improved.

The invention discloses an industrial bolt intelligent identification and accurate grabbing control method and system based on depth vision, and the method comprises the steps: obtaining multispectral image data, carrying out the fusion detection of the nut edge, thread texture and other features of a bolt through an enhanced YOLOv8 network, screening an effective bolt, and eliminating the interference of a gasket, chippings and the like; extracting feature points to solve a 6DoF attitude, fusing vibration data of the mechanical arm to realize motion compensation, and outputting a three-dimensional coordinate and an attitude angle under a coordinate system of the mechanical arm; the three-dimensional coordinates are converted into motion coordinates, and the grabbing position is corrected in combination with the normal vector of the assembly surface; planning a path and generating grabbing strategies such as clamping jaw opening amplitude and clamping force matched with the bolt specification; the clamping force is dynamically adjusted based on feedback of the six-dimensional force sensor, and accurate grabbing is achieved. The system comprises a visual perception subsystem, an intelligent decision-making subsystem and a precise execution subsystem. The bolt recognition precision and grabbing stability in the complex environment are improved, and the assembly requirements of bolts of multiple specifications can be met.

The invention discloses a free assembly type box house plate splicing and welding device, which relates to the technical field of plate welding, and comprises a base and a turntable, and further comprises a double-plate positioning mechanism comprising a positioning block and a positioning groove; the laser welding mechanism comprises a lifting block, a laser welding head and a lifting assembly; the segmented correction mechanism comprises a correction frame and a linkage assembly; the fixed-point cooling mechanism comprises a heat conduction block and a sealing gasket; according to the free assembly type box house plate splicing and welding device, plates are firstly corrected through the correcting frame, the problem that the welding quality is affected due to the fact that the plates are uneven is avoided, the plates are limited through the correcting frame, the stress of the plates is reduced, the probability that the welding positions crack due to the fact that the stress of the plates is large during welding is reduced, and the welding quality is improved. The cooling liquid is controlled to directly make contact with the two sides of the welding position of the two plates, the welding peripheral area of the plates is cooled, deformation generated during plate welding is effectively reduced, and the plate welding quality is further improved.

The invention relates to a paraffin type thermostat. The paraffin type thermostat comprises a main valve 1, a cover and seal gasket assembly 2, an upper support 3, a rubber pipe 4, a valve seat 5, a vent hole 6, a lower support 7, paraffin 8, an inductor 9, a bypass valve 10, a central rod 11 and a spring 12. The upper support, the lower support and the valve seat of the thermostat are riveted into a whole. The upper end of the central rod is fixed to the center of the upper support. The lower portion of the central rod is inserted into a central hole of the rubber pipe. The lower end of the central rod is conical. A cavity between the rubber pipe and a shell of the inductor contains the paraffin. The upper portion and the lower portion of the shell of the inductor are provided with the main valve and the bypass valve which are in linkage. The vent hole is formed in the main valve. The paraffin type thermostat is high in heat conductivity and guarantees that an engine cannot be excessively cold.

A container system comprises a container that includes a container body with a storage cavity and a lid assembly releasably connected to the container. The lid assembly has a lid that includes a gasket received in a channel on the lid, and a latch pivotally connected to the lid. The container may also include a perimeter lip extending outward around an entire perimeter of the container opening of the container. The latch may include a latch rib, such that when the latch is engaged with the perimeter lip of the container, the latch rib is located over the channel of the lid. The channel on the lid that receives the gasket may also include a channel rib.

The invention provides an automatic grabbing control method for a hot-melt gasket of an automatic laying trolley, and relates to the field of automatic control, which comprises the following steps: S1, acquiring the position of the hot-melt gasket through image acquisition by taking the set position of a manipulator as a center, when the two-dimensional coordinate of the hot melting gasket position is the same as the two-dimensional coordinate of the set position of the manipulator, the manipulator control system starts the control method; s2, the vertical height value between the real-time position of the manipulator and the position of the hot melting gasket is calculated; calculating the current error height between the current descending height of the manipulator and the target descending height according to the vertical height value; s3, the current error height is fed back and input into a manipulator control system; and S4, the manipulator control system outputs a control signal based on the current error height, the position of the manipulator is accurately controlled through the control signal, the step S2 is executed again until the target descending height is reached, and automatic grabbing control over the hot melting gasket is achieved. The performance of the system is remarkably improved, and the efficiency and robustness of the manipulator control system are improved.

The utility model relates to a heat dissipation structure of a linear motor based on a T-shaped vapor chamber, and relates to the technical field of heat dissipation of linear motors, the linear motor comprises a base, a stator and a rotor which are matched with each other are arranged on the base, and the rotor is connected with a sliding block and arranged on the stator through a linear guide rail. The rotor comprises T-shaped vapor chambers, heat conduction gaskets, rotor iron cores, windings, cooling water pipes, silicon steel sheets and liquid cooling plates, the windings are arranged on rotor iron core teeth, through holes are formed in the positions, between the adjacent windings, of the iron cores up and down, the T-shaped vapor chambers are vertically and symmetrically inserted into the iron core holes, and the surfaces of the lower ends of the T-shaped vapor chambers are attached to the adjacent windings; a heat conduction gasket is laid on the upper portion of the T-shaped soaking plate and connected with a liquid cooling plate with a built-in cooling water pipe, and the condensation end of the T-shaped soaking plate, the heat conduction gasket, the cooling water pipe and the liquid cooling plate are all arranged in a silicon steel sheet groove. According to the utility model, heat in the winding and the iron core can be uniformly distributed, and the heat dissipation efficiency of the linear motor is improved.

The invention relates to the technical field of optical lens clamp spectacle frames, in particular to a three-jaw clamp spectacle frame capable of adjusting load of optical lenses. According to the technical scheme, the miniature three-jaw clamp comprises a miniature three-jaw clamp chuck, the miniature three-jaw clamp chuck comprises a chuck body with a round hole in the middle, three annular and uniform claws are slidably mounted on the end face of the chuck body, and polyurethane gaskets are mounted on the inner sides of the claws. A driving mechanism for driving the three claws to synchronously and radially move is arranged on the chuck body; the lens angle-adjustable lens bracket is used for mounting and supporting the micro three-jaw clamp chuck, the lens bracket comprises a three-jaw clamp fixing plate, and a chuck positioning groove and a chuck positioning hole communicated with the chuck positioning groove are formed in the three-jaw clamp fixing plate. According to the invention, through deep fusion of the self-centering symmetric clamping structure and optical adjustment requirements, a lens fixing solution which is more efficient, more reliable and higher in universality is provided for the field of precision optics.

The invention discloses a preparation method of a broadband heat-conducting and wave-absorbing gasket and the broadband heat-conducting and wave-absorbing gasket, and relates to the technical field of wave-absorbing materials. The preparation method of the broadband heat-conducting wave-absorbing gasket comprises the following steps: S300, adding pretreated Fe-Si-Al powder into a reaction system of polypyrrole under the protection of nitrogen, and continuously stirring until polypyrrole forms a coating layer on the surface of the pretreated Fe-Si-Al powder; s400, after the reaction in the step S300 is finished, separating a reaction mixture in the step S300 to obtain polypyrrole coated Fe-Si-Al powder, and washing and drying the polypyrrole coated Fe-Si-Al powder; and S500, mixing the dried polypyrrole coated Fe-Si-Al powder with a polymer matrix material, a heat-conducting filler, a curing agent, a dispersing agent, an inhibitor and a catalyst to obtain a mixture, pressing the mixture into sheets, and curing the sheets to obtain the broadband heat-conducting wave-absorbing gasket. By the adoption of the technical scheme, the advantages of being capable of effectively absorbing electromagnetic waves in a broadband and good in heat conduction performance are achieved.

The invention particularly relates to a double-sealing special-shaped ball valve which comprises a valve body, a valve rod rotating and lifting operation mechanism movably installed at the top of the valve body and a connector arranged at the bottom end of the valve rod rotating and lifting operation mechanism. A notch is formed in the top of the special-shaped ball valve clack movably installed in the valve body and can be tensioned, a thin-layer slotting plate part is arranged at the bottom of the special-shaped ball valve clack, deformation is easier, a side through opening is formed in the middle of the special-shaped ball valve clack and used for switching rapid water passing, and therefore the whole structure is an inverted-C-shaped special-shaped ball, and the special-shaped ball valve has the high opening and contracting functions. The left side and the right side of the special-shaped ball valve clack shrink and deform towards the middle portion, the two inclined holes close the notch in the top of the special-shaped ball valve clack, so that the second sealing gasket is separated from the first sealing gasket, and at the moment, in the whole rotating opening and closing process of the valve, the second sealing gasket of the special-shaped ball valve clack and the first sealing gasket of the connecting pipe do not rub; the service life is long.

An electronic apparatus (200) includes a casing (201), an operation key (10), a support (20), and a gasket member (30). The casing (201) has an opening portion (230h) long in a first axis (X-axis) direction and short in a second axis (Z-axis) direction. The operation key (10) includes a key body (11) that is fitted in the opening portion (230h) and a pair of flange portions (12) respectively provided at both ends of the key body (11) in a long direction. The support (20) is arranged inside the casing (201) and includes a switch element for detecting a press operation on the operation key (10). The gasket member (30) includes a movable portion (31), a pair of fixed portions (32), and a deformation layer (33). The pair of fixed portions (32) is arranged between the casing (201) and the support (20) and respectively includes recess portions (32a) that the pair of flange portions (12) enters at a time of the press operation on the operation key (10).

The invention discloses a sealing gasket easy to open. The sealing gasket comprises an upper layer, a connecting layer and an adhesive sealing composite layer which are sequentially compounded from top to bottom, the upper layer comprises a surface film; the bonding and sealing composite layer comprises a lower connecting film, an electromagnetic induction heating layer and a bonding and sealing layer which are sequentially compounded from top to bottom; the connection layer includes a connection adhesive, the connection layer composites the upper layer and the adhesive composite layer by the connection adhesive, and an unbonded region is formed between the upper layer and the adhesive composite layer. The door has the advantage of being easy to open.

The invention discloses a rotary joint, a finger joint, a humanoid robot finger and a humanoid robot, which can reduce the use of connecting pieces and the occupation of space by integrating a plurality of components into a whole, so that the finger joint has the characteristics of small size and light weight, and can meet more application scenes. A first-stage planetary reduction mechanism, a second-stage planetary reduction mechanism and a miniature frameless motor are arranged in a modularized mode, the miniature frameless motor is installed in a joint shell, a magnetic encoder is connected with the miniature frameless motor, the first-stage planetary reduction mechanism is connected with the joint shell, the output end of the miniature frameless motor is connected with the first-stage planetary reduction mechanism, and the output end of the miniature frameless motor is connected with the second-stage planetary reduction mechanism. The first-stage planetary speed reducing mechanism is connected with the second-stage planetary speed reducing mechanism, limiting gaskets are arranged between the first-stage planetary speed reducing mechanism and the joint and between the first-stage planetary speed reducing mechanism and the second-stage planetary speed reducing mechanism, and the second-stage planetary speed reducing mechanism is connected with the output planet carrier.

The invention discloses a quick-release modularized tubing head sealing assembly which comprises a bridging carrying part and a Christmas tree detection mechanism, a casing head measuring part sleeved with a bolt is arranged at the output end of the bridging carrying part, and a tubing head sealing part sleeved with a bolt is arranged at the top end of the casing head measuring part. And the output end of the tubing head sealing component is provided with a Christmas tree detection mechanism sleeved by a bolt. According to the device, a sealed cabin shell and a lower arc-shaped inserting sleeve are inserted above a bridging pipeline in an arc-shaped manner, and after a middle backing ring and a middle lining pipe are connected with a bottom ball limiting block, a supporting cabin and a rubber fixing ring in a sleeving and inserting manner, a top backing ring, a ring bolt, an upper sleeving cabin and a top ball limiting block are further connected in a sleeving manner; the structure is a multi-layer annular sleeving installation structure, so that the equipment can be quickly disassembled, assembled and replaced when the equipment needs to be maintained, the use efficiency of the equipment is improved, and the use of the equipment is not influenced.

The invention provides a maglev traffic track structure and a construction method thereof. The maglev traffic track structure comprises a bridge deck, a maglev track assembly and an induction plate assembly. The magnetic levitation rail assembly comprises a magnetic levitation rail, a hexagon nut, a gasket, a thin nut and a screw. The induction plate assembly comprises an iron core, an aluminum plate, shear nails and screws. The iron core is vertically welded and fixedly connected with the shear nails, the shear nails and the bridge deck are cast and anchored into a whole, the iron core is arranged on the upper end face of the bridge deck, and the aluminum plate is installed on the upper end face of the iron core through screws; the construction method comprises the steps that the prefabricated bridge deck slab is modularly poured in a factory, the magnetic levitation rail is installed, adjusted and locked in the factory, the levelness and straightness of the magnetic levitation rail are measured again, and the bridge deck slab is installed on a construction site. According to the invention, high-precision, high-efficiency and low-cost installation of the maglev traffic track is realized.

Various embodiments of an insulating container that includes a lid configured for engagement with a housing for water leak protection. The housing and lid each respectively define a first angled surface and a second angled surface. When coupled, the first and second angled surfaces collectively define a shell interference that seals the container to prevent immediate leakage of fluid. Further, the insulating container includes a gasket that contacts a shelf portion of the housing, collectively defining a gasket interference that further seals the insulating container to prevent immediate leak-age.

A substrate holder includes a base configured to receive a substrate; a cover configured to mateably engage with the base, the cover defining an opening formed by inner sidewalls; and a removable insert defining a surface, the removable insert being configured to be received within the opening of the cover. The removable insert includes a gasket; a projection coupled to the gasket; and at least two insert tabs extending from opposite sides of the removable insert, each insert tab being configured to engage with at least one of the inner sidewalls forming the opening of the cover.

A pipe repair device includes a gasket defining a substantially cylindrical shape, the gasket defining a gasket top end and a gasket bottom end opposite the gasket top end, a gasket outer surface, and a gasket inner surface opposite the gasket outer surface, the gasket outer surface defining a plurality of raised ridges, the raised ridges extending about a circumference of the gasket outer surface; and a spring engaging the gasket inner surface, wherein the pipe repair device is configurable in an expanded configuration and one of a compressed configuration and a folded configuration, and wherein the spring biases the pipe repair device to the expanded configuration.

The invention relates to the technical field of turning equipment, and particularly discloses a wave-tooth composite gasket production device and process, the wave-tooth composite gasket production device comprises a machine body, a cutting mechanism and a rotating mechanism, the cutting mechanism comprises a mounting seat, a cutter and a first elastic part, the cutter is provided with a cutting surface, and when a gasket is cut, the first elastic part elastically presses the cutter on the gasket; a lifting mechanism is further arranged on the mounting base and comprises a position detector, a controller and a lifting driving part, the lifting driving part drives the tool to ascend and descend, the position detector detects the position of the tool, and when cutting resistance borne by the tool is increased and the tool is jacked up to a preset position, the controller controls the lifting driving part to drive the tool to ascend; the cutter no longer cuts the gasket. During use, when the cutting resistance borne by the cutter is increased, the cutter can move upwards to trigger the controller to control the lifting driving piece to drive the cutter to ascend, so that the cutter does not make contact with the wave-tooth composite gasket any more, the cutter is prevented from cutting under the large cutting resistance, and the service life of the cutter is prolonged.

A needle for a choke valve assembly includes a base portion formed from a first non-superhard material and a tip portion formed from a superhard material. The needle also includes a brazed connection coupling the tip portion to the base portion. The brazed connection includes an insert formed from a second non-superhard material, in which the second non-superhard material is harder than the first non-superhard material and softer than the superhard material. In addition, the brazed connection includes a shim disposed between the insert and the base portion, a first layer of brazing material disposed between the base portion and the shim, and a second layer of brazing material disposed between the shim and the insert.

Fire protection systems and methods having piping interconnections for connecting a fire protection device to a fluid source. The piping interconnections include a branch connector connected to a pipe header. The branch connector includes a tubular member and an internal annular seal member housed in an internal gasket chamber of the tubular member. The tubular member includes an internal stepless surface between a terminal end of the tubular member and the internal gasket chamber.

A method of repairing a pipe includes providing a pipe repair device, the pipe repair device comprising a spring and a gasket, the gasket defining a gasket top end, a gasket bottom end, and a gasket outer surface, wherein the gasket outer surface defines a plurality of raised ridges and recessed dimples; biasing the pipe repair device to an expanded configuration with the spring inside of the pipe; engaging the raised ridges of the gasket outer surface with an inner wall of the pipe; and creating a suction force between each of the recessed dimples and the inner wall of the pipe to retain the pipe repair device against the inner wall.

The utility model relates to a rotatable wall-mounted faucet which comprises an upper water outlet pipe, a lower water outlet pipe, a spherical connector, an O-shaped gasket and a nut, the spherical connector comprises a first connector and a second connector which are located at the upper end and the lower end, the second connector is spherical, the first connector is in threaded connection with one end of the upper water outlet pipe, and the O-shaped gasket is in threaded connection with the nut. The second connector penetrates through the nut from top to bottom and is in sealing fit with an O-shaped gasket arranged in the lower water outlet pipe, a limiting piece used for limiting the second connector up and down is further arranged in the nut, and the nut is provided with external threads and is in threaded connection with the lower water outlet pipe through the external threads. The rotatable wall-mounted faucet is simple in structure, and the rotating angle of the water outlet of the faucet can be increased.

The lead screw pre-stretching mechanism for the numerical control machine tool comprises a lead screw, a tail end bearing seat is arranged at the end of the lead screw, the tail end bearing seat comprises a tail end bearing sleeve, a plurality of first bearings, a first gasket, a load cell, a load cell gasket, a disc spring and a first outer spacer ring, and the first bearings, the first gasket, the load cell, the load cell gasket, the disc spring and the first outer spacer ring are located in the tail end bearing sleeve. The disc spring, the load cell gasket and the load cell are sequentially arranged on the first outer distance ring in a sleeved mode, the end of the tail end bearing sleeve is bent to form a contact step, the two ends of the disc spring abut against the contact step and the load cell gasket respectively, the end of the lead screw sequentially penetrates through the first outer distance ring, the first gasket and all the first bearings, and the load cell is tightly attached to the first gasket. The first gasket is tightly attached to the first bearing, and the end of the lead screw is exposed out of the tail end bearing seat and provided with a locking nut. The disc spring can well balance the pre-stretching force of the lead screw and the pre-tightening force of the tail end bearing seat, automatic compensation of thermal elongation of the lead screw can also be achieved, and high precision and high stability are provided for a transmission system of a machine tool.

The utility model provides an electrolytic bath and a water electrolysis hydrogen production system, the electrolytic bath comprises two end pressing plates which are oppositely arranged, and an electrolysis unit is arranged between the two end pressing plates; the pull rods are distributed in the circumferential direction of the end pressing plates, the pull rods are connected with the two end pressing plates, and at least one end of each pull rod penetrates through the corresponding end pressing plate; at least one end, penetrating through the end pressing plates, of the pull rod is provided with a fastening component, the fastening component is used for fastening the end pressing plates, the electrolysis unit, the sealing gasket and other components, so that the electrolysis unit is locked between the two end pressing plates, at least one fastening component comprises a force sensor, and the force sensor is used for detecting the load on the pull rod. In the assembling and running process of the electrolytic bath, an operator can monitor the load change on the pull rod in real time and judge whether the electrolytic bath needs to be tightened and loosened or not according to the load change, so that the good sealing performance of the electrolytic bath is guaranteed, the problems of liquid leakage, gas leakage and the like of the electrolytic bath are solved, and the service life of the electrolytic bath is prolonged. And the service life of the electrolytic bath is prolonged.