33results about How to "Act as a secondary seal" patented technology

The invention provides a display panel, a display device and a production method of the display panel. The display panel includes an array substrate, a color film substrate, frame sealing glue and a baffle wall; the baffle wall is arranged between the array substrate and the color film substrate, is in contact with the array substrate and the color film substrate, is located at the inner side of the frame sealing glue and surrounds a display area of the display panel, wherein containing space between the baffle wall and the frame sealing glue is filled with liquid crystal. The baffle wall of the display panel plays the effect of secondary sealing, and the liquid crystal fills the gap between the baffle wall and the frame sealing glue and further plays the effect of sealing; the display panel has excellent leakproofness; periphery blackening and a Mura phenomenon which are caused by interference of external gas and impurities on the interior of the display panel can be prevented when the frame sealing glue cracks or is not well painted; the box thickness is uniform, the picture quality is good, and the stability and the display quality are high.

The invention discloses a double-seal high temperature and high pressure rotary compensator and a manufacturing method thereof. The double-seal high temperature and high pressure rotary compensator comprises an inner pipe, a packing gland, a left sliding bearing sealing compression ring, a right sliding bearing sealing compression ring, sealing packing, sliding bearing centering rings, an outer pipe and a head joint pipe and is characterized in that a double-seal structure is arranged between the inner pipe and the outer pipe; sliding bearing centering rings which are in clearance fit with the inner pipe and the outer pipe are arranged between opposite ends of the left sealing packing and the right sealing packing; the other ends of the left sealing packing and the right sealing packing are respectively provided with the left self-lubricating sliding bearing sealing compression ring and the right self-lubricating sliding bearing sealing compression ring which are in close fit with the inner pipe and the outer pipe to form into a left double-sealing packing chamber and a right double-sealing packing chamber; an unhook prevention ring is arranged at the right end of the inner pipe. The double-seal high temperature and high pressure rotary compensator has the advantages of being simple in structure, free of pushing force, large in compensation quantity and high temperature and high pressure resistant, having the falling prevention inner pipe, enabling the inner pipe and the outer pipe to rotate coaxially, being stable and flexible, having functions of reducing end surface interspace and compression area of the sealing packing and blocking high temperature and high pressure mediums to perform direct washing damage on the sealing packing, having the double-sealing effect and enabling the sealing performance of the compensator to be safe and reliable under high temperature and high pressure conditions.

The invention discloses a photoresist barrel with quantification and extrusion functions. The photoresist barrel comprises a cavity composed of a barrel opening, a barrel wall and a barrel bottom and a drainage pipe arranged at the barrel opening. Separation plates are arranged in the cavity. A valve for controlling the separation plates to be closed is arranged on the outer side of the barrel wall. The drainage pipe comprises an upper pipeline and a lower pipeline. The upper pipeline is provided with an adjusting rod for adjusting the stretching/retracting length of the lower pipeline. The bottom of the lower pipeline is of an inclined face structure and tangent to the separation plates. An extrusion plate is arranged in the containing cavity. Supporting rods for driving the extrusion plate to slide along the inner wall of the cavity are connected to the position above the extrusion plate. The supporting rods and the drainage pipe are connected with a photoresist suction device through a photoresist pipeline. According to the photoresist barrel, the utilization rate of photoresist is increased, and the photoresist can be stored longer after the barrel is unsealed.

The invention provides a manipulator, and relates to the technical field of robots. The technical problems of complex structure and large space occupation in the prior art are solved. The device comprises a sealing cylinder, an upper end cover, a lower end cover, a reciprocating motor assembly, a rotating motor and a tool part, wherein the upper end cover and the lower end cover are in sealed connection with the two ends of the sealing cylinder correspondingly, the reciprocating motor assembly is arranged inside the sealing cylinder and gets close to the lower end cover, the rotating motor isarranged inside the sealing cylinder and gets close to the upper end cover, and the tool part is arranged outside the upper end cover; and the rotating motor is a first hollow motor, a second output shaft of the reciprocating motor assembly penetrates through a first output shaft and is connected to the tool part, and the first output shaft is connected with the tool part. The manipulator is usedfor the field of the robots, traditional transmission structures such as gears, belt wheels and chains are avoided through using of a reciprocating motor and the first hollow motor, rotation and advancing-retreating of the tool part are realized in the compact structure, different tool parts can be switched, and various functions are compatible.

The invention belongs to the technical field of automobile manufacturing, and relates to an automobile oil pipe connecting device. The automobile oil pipe connecting device comprises: a connecting member composed of two connecting pipes, wherein the two connecting pipes are rotatably connected through a sealing bearing; two groups of oil pipe joints respectively corresponding to the two connecting pipes, wherein sealing structures are arranged between the oil pipe joints and the corresponding connecting pipes; and an anti-slip structure. Each sealing structure comprises a sealing pipe and a pressing ring; and a locking structure is arranged at the end, away from the connecting pipe, of each sealing pipe. The pressing ring can move in the direction of the connecting pipe through the locking structure, so that a sealing rubber sleeve deforms, a gap between the sealing rubber sleeve and the pressing ring is blocked, the sealing performance of the sealing pipe is further improved, and liquid is prevented from flowing out between the sealing pipe and the connecting pipe; and through the anti-slip structure, the situation that the two connecting pipes are separated under the vibration of the automobile and liquid flows out to the outer side can be effectively avoided.

The invention provides a hydrogen filling device with an air leakage detection function. The hydrogen filling device with the gas leakage detection function comprises a hydrogenation connector and a gas receiving connector, the hydrogenation connector comprises a hydrogenation pipe, the gas receiving connector comprises a hydrogen receiving pipe, the hydrogenation pipe is connected with a hydrogenation machine, the hydrogen receiving pipe communicates with a hydrogen storage tank of a hydrogen energy automobile, and the hydrogenation connector is used for being connected with the gas receivingconnector in an airtight mode. Therefore, the hydrogen storage tank of the hydrogen energy automobile is aerated by the hydrogenation machine. The hydrogen filling device with the gas leakage detection function has the beneficial effects that sliding sleeves, a first elastic piece and an annular clamping block are arranged in the hydrogenation pipe of the hydrogenation connector, the first elastic piece can push the sliding sleeves to clamp a clamping block on the hydrogen receiving pipe between the sliding sleeves, and the hydrogen receiving pipe is prevented from falling off from the hydrogenation connector; one end parts of the sliding sleeves are horn-shaped, the end part of the hydrogen receiving pipe is conical, the hydrogen receiving pipe can be embedded into the end parts of the sliding sleeves, so that the sliding sleeves are in airtight connection with the hydrogen receiving pipe, and hydrogen leakage is prevented; and a sealing sleeve is further arranged on the hydrogenation pipe of the hydrogenation connector and can play a role in secondary sealing and alarming on the hydrogenation connector and the gas receiving connector.

The invention discloses a double-component multicolor condiment flip type cover. The edge of the top of an inner cover body is folded outwards. An outer cover upper cover body is internally provided with a toroidal surface structure located on the inner circle and a toroidal surface structure located on the outer circle. A protrusion structure is outwards arranged on the outer side face of the toroidal surface structure located on the inner circle. The toroidal surface structures are in interference fit with the inner cover body. The double-component multicolor condiment flip type cover further comprises an outer cover tearing slice; the outer side face of the outer cover upper cover body is provided with a left boss and a right boss; clamping ports matched with the bosses are formed in the outer cover tearing slice; and the bottom of the outer cover tearing slice is in tearing connection with an outer cover lower cover body. The upper portion and the lower portion of the bottle cover are connected through a structure with tearing combined with clamp buckling, a user can choose to completely tear off the outer cover tearing slice or not as required, the bottle cover can be opened without completely tearing the outer cover tearing slice, and opening is convenient; when the bottle cover needs to be closed in the follow-up using process, the outer cover tearing slice can be also clamped with the bosses on the outer cover upper cover body, so that the bottle cover is tightly closed, and the sealing performance is good; and the inner cover body is in interference fit with the outer cover upper cover body, a secondary sealing effect is achieved, and the sealing effect is further strengthened.

The invention belongs to the technical field of shield construction, and particularly relates to a novel shield launching and receiving tunnel portal pressure-regulating self-sealing structure. The problems that in the prior art, a sealing structure is not thorough in sealing, and water and slurry are prone to leaking when the pressure of the water and the slurry is large are solved. According tothe technical scheme, the novel shield launching and receiving tunnel portal pressure-regulating self-sealing structure comprises an embedded annular plate and a fixed annular plate, the section of the embedded annular plate is in an L shape, one side of the embedded annular plate is perpendicular to the axis of a shield tunneling machine, the other side of the embedded annular plate is parallel to a shell of the shield tunneling machine, and a steel edge wrapping type rubber cord fabric is arranged on the side, perpendicular to the axis of the shield tunneling machine, of the embedded annularplate; and the steel edge wrapping type rubber cord fabric is located between the embedded annular plate and the fixed annular plate and is fixed through a fastening bolt, the fixed annular plate isconnected with a folding turning plate, and a compression type self-sealing structure is arranged at the inner side of the embedded annular plate. According to the novel shield launching and receivingtunnel portal pressure-regulating self-sealing structure, a double-layer self-sealing structure and a middle resistance type compression spring are adopted for sealing, so that the problem that a tunnel portal rubber cord fabric is difficult to seal can be effectively solved, and the novel shield launching and receiving tunnel portal pressure-regulating self-sealing structure is suitable for sealing a shield launching and receiving tunnel portal.

The invention relates to a sealing system of a radiation chamber furnace tube of a tube-type heating furnace, and belongs to the technical field of tube-type heating furnace sealing. The sealing system comprises a furnace top sliding plate arranged around the furnace tube, wherein the furnace top sliding plate is used for slip connection with a furnace top; a sealing element surrounding the furnace tube is arranged on the furnace top sliding plate; a heat preservation sleeve is arranged above the sealing element around the furnace tube; a sealing box is arranged outside the sealing element andthe heat preservation sleeve; the heat preservation sleeve extends out from the sealing box; the sealing element comprises a sealing base; the bottom of the sealing base is connected to the furnace top sliding plate; a taper hole is formed in the sealing base in a longitudinal direction and penetrates the sealing base; a taper sealing element is arranged in the taper hole and is matched with thetaper hole; the upper end of the taper hole has a big opening; the taper sealing element is set as split type taper sealing elements arranged around the furnace tube; the split type sealing elements are not fixedly connected to each other; a pressure plate is arranged above the sealing base; and the heat preservation sleeve is arranged above the pressure plate. The radiation chamber furnace tube sealing system has a simple structure and a good sealing effect.

The invention discloses a dual-seal valve for a high-pressure high-temperature equal-fluid pipe based on ball column embedding dual-seal and belongs to the technical field of pipe valves. The dual-seal valve comprises a valve body, the left and right sides of the valve body are respectively provided with a medium inlet and a medium outlet which are communicated with an inner cavity of the valve body, and the top of the inner cavity of the valve body is provided with a valve element sleeve; an inner cavity of the valve element sleeve is communicated with the medium outlet and provided with a valve rod, and the top of the valve rod is provided with a rotation disc handle; the bottom of the inner cavity of the valve body is provided with a valve element base, the top of the valve element baseabuts against a column valve element, an inner cavity of the column valve element is provided with a ball valve element, and the top of the column valve element is connected with the bottom of the valve rod. The dual-seal valve for the high-pressure high-temperature equal-fluid pipe based on ball column embedding dual-seal is provided, which helps to improve use durability and leakproofness of the valve. The dual-seal valve can reduce the occupation space during packaging and transportation and is conveniently installed and used in a narrow limited space.

The invention relates to the technical field of box structures, in particular to an air conditioner box. The air conditioner box comprises a frame and a heat preservation panel. The heat preservationpanel is inserted into the frame. The frame comprises a frame profile and an angle tee profile. The frame profile is provided with a connecting plate. A second sealing plate is laid on the connectingplate. The heat preservation panel seals the heat preservation panel and the frame by extruding the second sealing plate. The angle tee profile comprises a body and connecting pieces. The body is provided with three adjacent installation faces perpendicular to one another. The connecting pieces are installed on the body and located at the intersection positions of the three adjacent installation faces. The connecting plate of the frame profile abuts against the connecting pieces to form grooves. The grooves are filled with a sealant so as to seal the angle tee profile and the frame profile. The air conditioner box has the advantages of being good in sealing performance, easy to install, high in structural strength and firm.

The invention relates to a small rescue unmanned aerial vehicle which is used in cooperation with a rescue helicopter or a ship. The small rescue unmanned aerial vehicle comprises an unmanned aerial vehicle body, an inflation device, a life buoy, a life buoy storage device and a bobbin, wherein the life buoy storage device is an annular container with a storage groove at the bottom; the inflationdevice is provided with an inflation needle; the inflation needle is arranged at the top of the inner side of the life buoy storage device; the life buoy is arranged in the storage groove in a foldingmode; the life buoy comprises a life buoy body and an air nozzle, and the inflation needle is inserted into the air nozzle; the bobbin can be rotationally and horizontally fixed on the inner ring ofthe life buoy storage device; and a traction rope is arranged on the bobbin, and one end of the traction rope is tied on the life buoy. According to the small rescue unmanned aerial vehicle, the smallor micro unmanned aerial vehicle with low price serves as a carrier, the search and rescue cost is greatly reduced, the search and rescue visual field is wide, the searching range is large, and the mode is superior to a search and rescue mode of throwing or casting a large number of life-saving equipment in a certain area; the search and rescue personnel do not need to go deep and rescue, and thesafety of the search and rescue personnel is improved.