17results about How to "Avoid affecting the sealing effect" patented technology

The coupler assembly comprises an upper coupler and a lower coupler which are matched with each other, the bottom of a shell of the upper coupler is recessed upwards to form an accommodating cavity, a first row of pin groups and a second row of pin groups are arranged in the accommodating cavity, and the number of pins of the first row of pin groups is larger than that of pins of the second row of pin groups. The contact pins of the two rows of contact pin groups are distributed in a staggered mode to form a trapezoidal structure, wires connected with the contact pins of the second row of contact pin groups can penetrate through gaps between the contact pins of the first row of contact pin groups, and then the wires connected with the contact pins of the first row of contact pin groups extend out of the upper coupler shell on one side of the first row of contact pin groups together with the wires connected with the contact pins of the second row of contact pin groups. A wire connected with the pins of the second row of pin group can be connected with an electronic device on one side of the first row of pin group without being bent, and the phenomena of wire pressing and wire clamping easily occurring on the bent part of the wire in the coupler installation process are avoided. Without bending the lead, the probability of lead damage is reduced, and the service life of the lead is prolonged.

The utility model discloses a sealing device for an air pipe of a clean room, which belongs to the technical field of air pipes and comprises a first air pipe and a second air pipe, a connecting plate is fixedly connected between the first air pipe and the second air pipe, a groove is arranged inside the connecting plate, and a sealing component is arranged inside the connecting plate. The air in the air bag enters the air hole from the through hole by pressing the lower pressing plate, at the moment, the sealing rubber strip starts to gradually expand under the action of air pressure, the groove is filled with the sealing rubber strip, seamless connection is achieved, the sealing effect between the first air pipe and the second air pipe is enhanced, and therefore the sealing effect between the first air pipe and the second air pipe is improved. The air pipe sealing device not only can achieve a good sealing effect, but also is suitable for connection of air pipes with various calibers, so that the cost input of the sealing structure is reduced, and the usability and the practicability of the air pipe sealing device are improved.

According to the foaming device, a driving shaft drives a switching shaft to move towards a liquid storage cavity through water inlet pressure, so that a containing groove is communicated with the liquid storage cavity, and foaming liquid flows into the containing groove; and when the water pressure of the inlet water disappears, the driving shaft falls back due to loss of thrust, and then the switching shaft is driven to fall, so that the accommodating groove is communicated with the liquid mixing cavity, and the foaming liquid in the accommodating groove flows into the liquid mixing cavity and is mixed with the previous inlet water body to form a mixed liquid. Therefore, according to the device, the foaming liquid can be automatically added only by opening or closing the inlet water flow, the liquid is quantitatively added each time, and the liquid adding amount is accurate and controllable, so that the arrangement of an independent infusion pump is avoided, the internal structure of the cover plate is simplified, the power loss is reduced, and the noise and the later maintenance cost are reduced.

This invention discloses an anti-fog and heat-insulating puncture device for thoracoscopic surgery, belonging to the field of medical device technology. Its key technical features include: an outer sheath, with a puncture assembly on its inner wall, the puncture assembly including a puncture needle core that slides through the inner wall of the outer sheath, a needle core handle fixedly connected to the upper end of the puncture needle core, a needle tip fixedly connected to the lower end of the puncture needle core, an outer sheath seat fixedly connected to the upper outer wall of the outer sheath, a fixing handle fixedly connected to the outer wall of the outer sheath seat, and a sealing assembly on the outer wall of the outer sheath seat. This invention achieves heat insulation through a double-layer structure formed by the outer and inner sheaths; gas circulation is formed through the cooperation of the air inlet and outlet holes, effectively expelling fog from the inner wall of the inner sheath and ensuring a clear surgical field; the sealing valve and sealing sleeve achieve internal sealing of the outer sheath to prevent gas leakage; the sealing ring is precisely positioned by positioning pins and positioning holes, and the sealing cap is stably installed by locking blocks and protruding pins, providing double sealing to prevent gas leakage and impurity entry, reducing the risk of infection.

The utility model belongs to clothes processing equipment technical field discloses a clothes processing device and combined clothes processing equipment, clothes processing device, include: door body, be provided with locking piece on it, outer tube, the tube mouth of outer tube is to door body, door lock, set up on the tube circumference wall of outer tube, be used for with locking piece cooperation lock door body, further, be equipped with the mounting portion of protruding on the tube circumference wall, be connected with door lock through mounting portion. In the utility model, install the door lock for locking door body on the tube circumference wall of outer tube, do not occupy additional space on the axial direction of outer tube, be favorable to the miniaturization design of clothes processing device complete machine on the axial dimension.

The invention discloses an air bag valve with a temperature control function, which relates to the technical field of valves and comprises a connecting plate strip for fixed installation, a valve seat body is connected onto the connecting plate strip, an upper sealing groove and a lower sealing groove are respectively arranged on two sides of the valve seat body, and sealing washers are arranged in the upper sealing groove and the lower sealing groove. A motor base is fixedly arranged on an inner ring of the lower sealing groove, a transmission mechanism is installed on the motor base, a sealing groove is formed in the bottom of the inner ring of the lower sealing groove, a welding ring is arranged between the sealing groove and the lower sealing groove, a valve cover is installed in the sealing groove, a sealing rubber ring is arranged between the sealing groove and the valve cover, and the center of the valve cover is connected with the transmission mechanism. A second heating film and a spiral pipe are arranged on the upper side of the valve deck, inclined spraying pipes are evenly arranged on the spiral pipe, a friction plate is rotationally installed on the lower side of the valve deck, the two sides of the valve deck are kept within a set temperature threshold value through the second heating film and the friction plate, and therefore reliable sealing of the valve deck is guaranteed.

The utility model discloses a multifunctional anti-fake cover assembly which is applied to a container, when liquid is taken out for the first time, a jacking linkage mechanism can act on an anti-fake block to rotate and unfold relative to an anti-fake seat, so that an anti-fake assembly becomes larger integrally, the anti-fake assembly is prevented from being taken out from an opening of the container, and the multifunctional anti-fake cover assembly has the advantages of being good in anti-fake effect, simple in structure and low in manufacturing cost.

The utility model discloses a bend pipe with anti -deformation structure, including elbow main part and set up in the both ends of elbow main part for with the connecting portion of pipeline, the inboard wall of arc outside elbow main part inlays the rib plate, and the outside vertical fixed of rib plate has the connecting piece, and the one end of connecting piece extends to outside and is fixed with two fixed rings through elbow main part, and the elastic gasket is clamped between two fixed rings. The utility model discloses through setting up the aluminum alloy rib plate of higher structural strength to improve elbow main part fluid impact resistance, so that elbow main part is not easy to damage, prolongs the life, has the effect of supporting elbow main body simultaneously, improves the overall structural strength of elbow main body, makes it not easy to take place deformation, and installs the expansion bolt on the wall of pipeline system installation with the fixed ring corresponding position, and the expansion bolt provides the support force to elbow main body through the connecting piece, to resist the fluid impact pressure of long -term, thereby prevent elbow pipe deformation avoids the influence sealing effect.

The grease injection valve comprises a valve body, a containing groove is formed in one end of the inner wall of the valve body, a valve channel is formed in the other end of the inner wall of the valve body, a communicating groove is formed in the valve body and the end, close to the valve channel, of the outer side of the containing groove, and the valve channel communicates with the interiors of the containing groove and the communicating groove; a blocking ball is movably arranged in the end, close to the valve channel, of the containing groove, a filling unit is arranged in the other end of the containing groove, the blocking ball is connected with the filling unit through a supporting unit, a guiding unit is arranged in the supporting unit and connected with the blocking ball, and a valve cap is fixedly connected to the outer portion of the end, close to the valve channel, of the valve body. The blocking ball rotates on the inner wall of the containing groove, adhesion of sealing grease can be reduced through rotation, the sealing faces can be converted in the rotation process, corrosion and abrasion of only one sealing face in the sealing process are avoided, and therefore the purpose that the sealing effect is good is achieved.

The utility model provides a kind of vertical waterproof female seat, including rubber-coated shell and the connecting module being arranged in the rubber-coated shell, the connecting module is used to connect male seat, the rubber-coated shell is equipped with waterproof end, the waterproof end coaxially is equipped with annular groove, for realizing male seat from the opening insertion and connecting module connection, the rubber-coated shell is equipped with the annular groove being arranged around with the opening one end, the annular groove is equipped with sealing ring, and the sealing ring is equipped with deformation cavity between the side wall of the annular groove, avoid the rupture of sealing ring due to lack of deformation space and the influence of sealing effect.

The application belongs to the technical field of kitchen utensil manufacturing, and particularly relates to an integrated stove and a use method thereof. The integrated stove increases the precision of oil fume suction by respectively configuring two groups of stove tables with corresponding and specially-structured smoke collecting devices, and reduces energy consumption to a certain extent. The application also designs the structure and position of the supporting pipe bottom ring and the fixing assembly base, effectively avoids the outflow of oil fume from the gap between the supporting pipe and the first surface on the basis of ensuring the stable installation of the supporting pipe, and improves the installation sealing performance of the end part of the supporting pipe. In addition, the application also sets a smoke sensing device and a driving device matched with the smoke sensing device, so that the smoke collecting device can rotate around the central shaft of the supporting pipe under the driving of the driving device, and adjust the relative angle between the box body smoke guide opening and the pot above the stove table. Therefore, the integrated stove can realize the precise adsorption of oil fume.

This invention provides an automated packaging machine for finished wire products, relating to the field of wire packaging technology. It includes: an outer machine with an open top section; an inner lining frame fixedly installed inside the opening; a lower support fixedly installed on the front side of the inner lining frame; a lower support cylinder fixedly installed in the middle of the lower support; and a lower support plate fixedly installed at the telescopic end of the lower support cylinder; a lifting control frame fixedly installed on the front top section of the outer machine. This invention is adaptable to the overall packaging needs of various specifications of wire. Through the coordinated operation of the rolled plastic packaging film, the double heat-sealing strip of the heat sealer, and the cutting blade, the packaging film is precisely cut, and the first basic heat seal is completed simultaneously. This provides a complete packaging function for the wire throughout the entire process, ensuring a tight fit between the packaging film and the wire roller, and achieving continuous supply of packaging film without frequent individual packaging, facilitating subsequent sealing processes, and adapting to the needs of large-scale continuous operation.

This invention relates to the field of door frame technology, specifically an S-shaped door frame structure, comprising: a door frame; a sealing device disposed inside the door frame and extending to the surface of the door frame; wherein, the sealing device includes a side sealing mechanism longitudinally disposed on the surface of the door frame, a sealing adjustment mechanism disposed on one side of the side sealing mechanism, a top sealing mechanism disposed between the two side sealing mechanisms, and an anti-pinch mechanism disposed on the side of the side sealing mechanism away from the sealing adjustment mechanism, the anti-pinch mechanism extending to the outside of the door frame; the side sealing mechanism includes a hinge, a push-acting assembly, and a sealing assembly; by providing the side sealing mechanism and the top sealing mechanism, the contact area between the door panel and the door frame can be sealed under the action of the side sealing mechanism and the top sealing mechanism, reducing wear caused by opening and closing the door panel, thereby ensuring the sealing effect of the gaps.

This utility model relates to the field of gear pump technology, specifically disclosing a gear pump with external cooling of the packing seal, including a pump body and a main shaft. A drive gear is fixedly installed on one end of the surface of the main shaft. A sealing shell is fixedly installed on the surface of the pump body. A packing groove is formed on the surface of the sealing shell. A liquid delivery chamber is formed inside the sealing shell. A cover is fixedly installed on the surface of the sealing shell. A circulation tank is fixedly installed on the surface of the pump body. A cooling component is slidably installed on the surface of the main shaft. Coolant is added into the circulation tank. When the pump body drives the main shaft to rotate, the coolant can be delivered to the inside of the packing groove through the meshing between the drive gear and the driven gear, thereby cooling the first and second sealing packing. The provided outlet pipe and return pipe can circulate the coolant, thereby improving the cooling effect and preventing the first and second sealing packing from getting too hot and affecting the sealing effect.

The utility model discloses a positioning device for a sealing film of a filling machine, which relates to the technical field of sealing of the filling machine and comprises an operating table and a sealing component, a limiting groove is formed in the surface of the operating table, a first electric push rod is mounted in the limiting groove, a vertical plate is mounted on the rear side of the operating table, and a second electric push rod is mounted in the vertical plate. The sealing assembly used for positioning and sealing of the sealing film is arranged on the surface of the vertical plate and comprises a connecting plate, threaded sleeve rods, a film pressing plate and a sealing pressing plate, and the threaded sleeve rods are arranged on the two sides of the connecting plate. According to the positioning device for the sealing film of the filling machine, the outer sleeve shell of the threaded sleeve rod rotates to enable the inner rod to rotate to control lifting of the film pressing plate, so that the film pressing plate is stable in lifting and plays a pre-positioning, pressing and positioning role on the sealing film, and the situation that the sealing effect is affected due to deviation or wrinkles of a film body during sealing is avoided; and the sealing pressing plate precisely seals the container at the inner opening position of the film pressing plate, so that the sealing accuracy is further improved.

This utility model relates to the field of electromagnetic valve technology, specifically an intelligent electrically controlled valve, including a connecting end and a valve body. The connecting end is connected to the valve body and includes an electromagnetic coil, an iron core, a valve stem, and a spring. The electromagnetic coil and the iron core are disposed within the connecting end, with the electromagnetic coil surrounding the iron core. The valve stem and the iron core form a sliding pair. The spring abuts against the iron core and the valve stem. A plunger is formed at the bottom end of the valve stem, which cooperates with a valve seat inside the valve body. An annular groove is provided on the side of the valve stem. Additionally, a limiting ring is included, disposed within the valve body. A spring is provided on the limiting ring, which abuts against the annular groove. The valve stem is fixed by the annularly distributed springs cooperating with the annular groove, resulting in good fixing effect and preventing uneven force deformation of the valve stem from affecting the sealing effect. The valve stem can be fixed at any height. Its structure is simple, its design is reasonable, and it has practical significance and promotional value.

The utility model provides a kind of rotary equipment discharge pipe sealing device, moving ring includes the dynamic connection ring and dynamic sealing ring connected as a whole, dynamic connection ring is fixedly sleeved on discharge pipe;Static ring includes static connection ring, first static sealing ring and second static sealing ring, static connection ring is fixedly sleeved on the discharge pipe, the recess of first static sealing ring and second static sealing ring is covered on the cross structure of dynamic sealing ring, forms four overall annular cavities, four cavities are all tightly filled with sealing packing, first static sealing ring and second static sealing ring are connected and fixed by connecting piece, so that first static sealing ring and second static sealing ring will sealing packing be pressed on dynamic sealing ring. Contact sealing is carried out to discharge pipe and discharge pipe by four-corner distribution sealing packing, sealing effect is good, structure is simple, convenient to assemble and disassemble, service life is long, and axial movement resistance and radial deflection resistance effect are good.