20results about "Expansible closures" patented technology

The application belongs to the technical field of liquor secondary storage, and specifically discloses a liquor secondary storage sealing device, which comprises a close-fitting assembly, the close-fitting assembly comprises a cover body, the cover body is used for covering a bottle mouth, an expansion bag is arranged in the cover body, an air inlet member is arranged on a top wall of the cover body, the air inlet member is in communication with the expansion bag, and an air feeding assembly is arranged; the air feeding assembly is used for feeding air into the expansion bag through the air inlet member, the expansion bag is inflated, the bottle mouth is tightly blocked, the sealing of the liquor bottle is realized, the escape of alcohol in the liquor into the air is prevented, the phenomenon of liquor running is avoided, and the rich aroma and complex flavor levels of the liquor are preserved.

The utility model provides a wine bottle sealing bottle cap, belongs to the technical field of bottle caps, mainly aims at solving the problem that a traditional bottle cap is prone to deformation or damage after being opened and closed for multiple times, and adopts the technical scheme that the wine bottle sealing bottle cap comprises a wine bottle opening and a bottle cap body, and a sealing assembly is arranged at the bottom of the bottle cap body and penetrates through the wine bottle opening. The sealing assembly comprises a first sealing plug piece and a second sealing plug piece, the first sealing plug piece and the second sealing plug piece are sequentially arranged at the bottom of the bottle cap body, two sets of slidable clamping columns are arranged between the first sealing plug piece and the second sealing plug piece, and two sets of clamping holes corresponding to the two sets of clamping columns are formed in the inner wall of a wine bottle opening. The two groups of clamping columns are detachably arranged in the two groups of clamping holes in a penetrating manner respectively; the sealing bottle cap is fixed through clamping connection of the clamping columns and the clamping holes, so that the sealing bottle cap cannot be deformed or damaged when being opened and closed, and the problem that the sealing performance is reduced after a traditional bottle cap is opened and closed for multiple times is solved.

A sealing container comprising a base cover and a lower cover arranged one above the other and at a distance from each other, a sealing ring being provided along the outer circumferential edge of the lower cover, further comprising a container body with an open opening at its upper end, the lower cover being positioned inside the container body at its upper end, and the base cover covering the open opening of the container body, characterized in that: the outer edge of the base cover is formed transversely as an outer edge A, a lower edge A is provided on the inside of the outer edge A, extending downwards from the base cover, the lower edge A being located near the inner wall of the container body; the sealing ring is an elastic ring and comprises an inner ring connected to the outer circumferential edge of the lower cover, and an outer ring arranged on the outer side wall of the lower edge A, the outer ring being horizontally higher than the inner ring;further comprising: a movable component, wherein the movable component comprises a movable seat provided on the top of the base cover and a movable column fixedly connected to the bottom cover, the base cover being provided with a through-hole, while a through-cavity is provided in the center of the movable seat, the movable column extending through the through-hole and the through-cavity, enabling the movable component of the movable column, by relative movement, to draw the bottom cover closer to or further away from the base cover; in its natural state, the bottom cover is removed from the base cover, a gap exists between the lower edge A and the inner wall of the container body, allowing outside air to enter the container body, with the sealing container being in an unsealed state;The movement of the movable component causes the movable column to rise and pull the lower lid towards the base lid, the sealing ring to rise synchronously, so that the outer ring moves upwards until the gap between the outer edge A and the inner wall of the container body is closed and the sealing container is thus sealed, the lower lid continues to rise so that the air density in the container body is lower than in the outside world and a negative pressure is created, which seals and fixes the base lid firmly onto the container body;When the movable component moves in the opposite direction, the bottom cover is moved downwards under its own weight and / or under the pressure of the movable column, the sealing ring lowers synchronously, so that the outer ring shifts downwards until it no longer seals the gap between the outer edge A and the inner wall of the container body, outside air then flows into the container body, causing the sealing container to return to its natural, unsealed state.

To provide a convenient sealed tank that has a good freshness-preserving effect and is stable in use. [Solution] The sealed tank includes a base cover 1 and a bottom cover 2 spaced apart from each other in the vertical direction, a sealing ring provided on the circumferential outer edge of the bottom cover, and a tank body 8 provided at its upper end with an open top. The bottom cover is provided at the inner upper end of the tank body, and the base cover engages and covers the open opening of the tank body. The outer edge of the base cover is provided laterally as an outer edge A11, and a lower edge A12 is provided inside the outer edge A and extends downward from the base cover. The lower edge A is close to the inner wall of the tank body, and the sealing ring is an elastic ring. The base cover includes an inner ring 31 connected to the edge and an outer ring 32 arranged on the outer wall of the lower edge A, the outer ring being higher than the inner ring in a horizontal position, and further includes a movable assembly, the movable assembly including a movable seat 41 provided on the upper surface of the base cover and a movable column 42 fixedly connected to the bottom cover, the base cover having a through hole and a through cavity in the middle of the movable seat, the movable column passing through the through hole and the through cavity, and the movable assembly can move the movable column toward and away from the base cover through relative movement.

The invention relates to a lid for closing a container (100), the lid comprising a main body (1) and a seal (2) which is held on the main body (1) and which comprises a planar central region (6) and a flexible sealing bead (7) surrounding the central region (6), wherein the main body (1) comprises an actuating mechanism which is designed to move the sealing bead (7) between a release position and a sealing position. Efficient sealing can be achieved in that the actuating mechanism comprises a centrally arranged actuating element (4) and a plurality of sliding elements (5a, 5b, 5c, 5d, 5e) which the actuating element (4) can continuously radially displace relative to the actuating element (4) and on which the sealing bead (7) is tensioned.

A system and method for easily operated self-releasing stopper / cork for bottles of compressed liquids. The corks have a gas bladder that is designed to be inserted in a bottle and inflated, the bladder having a ribbed or smooth exterior to complete the sealing of the bottle whereby a gas release mechanism can be activated by depressing a button on a cap or via an on-board micro controller and / or electro-mechanical release solution in the cap. Once the gas is released from the top of the bladder the pressure inside the vessel will collapse the bladder's bottom and eject the cork assembly from the bottle.

The invention provides a butyl rubber plug for a disposable vacuum blood collection tube and an installation method of the butyl rubber plug, and belongs to the technical field of vacuum blood collection tubes.The butyl rubber plug comprises a plug body used for being plugged into the vacuum blood collection tube.The plug body is internally provided with at least one air suction hole penetrating through the upper end face and the lower end face of the plug body; the end, located in the vacuum blood collection tube, of the plug body is connected with a sliding plug made of butyl rubber in a close fit mode, and the sliding plug can plug the position, close to the tube opening, of the vacuum blood collection tube to achieve sealing. The plug further comprises a plugging piece in socket fit with the plug body, a plug rod in socket fit with the air suction hole is arranged on the bottom end face of the plugging piece, and when the plug rod is inserted to the bottom to plug the air suction hole, the bottom end face of the plugging piece is tightly attached to the top end face of the plug body. The butyl rubber plug can be rapidly installed on the vacuum blood collection tube, and rapid installation is facilitated on the premise that the sealing performance is quite excellent.

The invention relates to a method for manufacturing a closure system (1), as well as such a system which can be obtained by the method, comprising a lid (2) and a sealing gasket (3), positioned at the edge of an upper ring of a container (4) to be closed. The lid is made of multilayer material comprising two layers of PP framing an EVOH barrier layer, said lid having on its lower face (21) a circular groove (5) housing the sealing gasket, a central portion (23) of said lid forming a convex dome (23a) raised outwards before vacuuming and capable of becoming concave (23b) during vacuuming, while a circular groove (24) surrounding the convex dome (23a) is provided at the level of the upper face (22) of the lid, the latter also being provided, on its entire perimeter, with a closing rim (6) having snap-on means (61, 62).

The utility model relates to a sealing device of an infusion specimen bottle, which belongs to the technical field of specimen bottles and comprises a specimen bottle, a sealing component and an inflating component, the sealing component comprises a bottle plug and a plurality of groups of sealing rings, the sealing rings are uniformly arranged on the surface of the bottle plug, the bottle plug is plugged at a bottle opening, the sealing rings are used for sealing the specimen bottle, and the inflating component is used for inflating the inflating component. A sealing ring is arranged in the bottle plug, an air bag is arranged between the sealing rings, the air inflation assembly comprises a hand-pinched air inflation ball and an air inflation pipe, the hand-pinched air inflation ball inflates the air bag through the air inflation pipe, a gap between the bottle plug and the bottle opening of the specimen bottle can be filled after the air bag is filled with air, and the situation that the sealing effect of the specimen bottle is affected due to volatilization of the air in the specimen bottle is avoided.

The present disclosure relates to the field of bottle stopper devices, and in particular, to a quick opening and closing container stopper, which includes a fixed shell and a movable stopper body. The fixed shell is provided with a dodging opening. The movable stopper body is provided with a limiting plate. An elastic sealing sleeve abuts against and between the limiting plate and the fixed shell. A knob is rotatably connected to the movable stopper body. The knob includes a side lug. When the container stopper is in a locked state, the side lug extends beyond a contour range of the dodging opening, and the fixed shell and the limiting plate are close to each other and drive the elastic sealing sleeve to bulge outward. When the container stopper is in an unlocked state, the side lug is accommodated in the dodging opening.

A tube set seal assembly including: a body configured for insertion into an opening of a container, a plurality of passages extending through the body, and an inflatable annular seal provided on the body. Wherein the body comprises an inflation channel in communication with the seal for supply of gas to the seal to cause the seal to inflate.

The invention relates to a container closure device (for liquids) comprising: - a essentially frustomeric closure body made of an elastomeric material, - a hollow tube mounted in the closure body, and - an inflatable element fixed to one end of the hollow tube. Figure for the abstract: Figure 2

Embodiments of the present invention provide a bottle cap for a bottle storing a cosmetic. The bottle cap comprising an annular cover body having a housing, an application mechanism with an application surface arranged in the housing, the application mechanism is rotatably connected with the annular cover body, the application mechanism is configured to rotate on an axis and to turn over the application surface to face toward or away from the connecting port; one or more stimulation element on the application surface of the application mechanism; a locking seat provided on the application mechanism; a locking mechanism for plugging and matching with the locking seat to lock position of the application mechanism, the locking mechanism is installed on one side of the annular cover body, and the locking mechanism extends into the housing and is slidingly connected with the application mechanism.

A storage case includes a container and a lid. The lid includes a base plate, a top plate, a top plate anchor, and a movable latch. The base plate includes an arm that has a left side portion that is taller than a right side portion, and an angled middle portion that angles from left to right. The movable latch includes a protrusion that has a left side portion that is flat, and an angled right side portion that angles and drops from left to right. The movable latch is designed to be positioned between the top plate and the base plate by inserting the horizontal protrusion under the horizontal arm of the base plate, and can be moved from right to left and back.

A thermal insulation canister includes a canister body and a thermal insulation cover. The thermal insulation cover is covered on the canister body. The thermal insulation cover includes an upper cover body, a sealing ring, an adjusting frame and a trigger, the upper cover body is configured to protect an internal structure of the thermal insulation cover. The adjusting frame is rotatably connected to the trigger through the upper cover body. The sealing ring is provided between the upper cover body and the adjusting frame. The adjusting frame is driven by the rotating trigger to compress the sealing ring, which deforms to the side and abuts against the canister body, the sealing ring deforms to the side of the canister body and abuts against the canister body.

The application discloses a container plug capable of being quickly assembled and disassembled, which comprises a hollow handle, a plug body and an elastic sealing sleeve, the plug body comprises a positioning pin block and a spring pressing pin, the spring pressing pin is in abutment or separation with the positioning pin block in the process of moving away from or close to the positioning pin block; the hollow handle comprises a limiting boss, at least one guide slide rail is arranged on the limiting boss, and an elastic limiting piece is arranged on the first preset position of the limiting boss; the plug body is arranged in the elastic sealing sleeve and the hollow handle along the guide slide rail, the elastic limiting piece and the spring pressing pin are in abutment in the process of relative movement, the guide slide rail is in abutment with the positioning pin block and moves oppositely, and the two ends of the elastic sealing sleeve are connected with the hollow handle and the plug body respectively; the container plug capable of being quickly assembled and disassembled is characterized in that the elastic limiting piece presses down the spring pressing pin, the guide slide rail is pressed against the positioning pin block and moves oppositely, the plug body is arranged in the hollow handle, the assembly of the container plug is completed, and a certain assembly sequence is not needed.

Various systems for the containment or delivery of a product are provided. The systems allow for the storage of products at low temperatures and include a container closure inserted into a container (10). The container closure may have an elastomeric body (12) and include a material (14) having a negative coefficient of thermal expansion. In other systems, the material having a negative coefficient of thermal expansion may be inserted between the elastomeric container closure and a seal. Other systems may include an insert at least partially embedded within the elastomeric body of a container closure, an actuator having a distal end movably attached to the insert, and a resilient element between the distal end of the actuator and the insert, wherein the resilient material expands radially upon displacing the distal end of the actuator toward the insert.

The invention relates to a container closure device (for liquids) comprising: - a essentially frustomeric closure body made of an elastomeric material, - a hollow tube mounted in the closure body, and - an inflatable element fixed to one end of the hollow tube. Figure for the abstract: Figure 2