WO2021056967A1 - Procédé de prévention de débordement de récipient, récipient anti-débordement et couvercle de récipient - Google Patents

Procédé de prévention de débordement de récipient, récipient anti-débordement et couvercle de récipient Download PDF

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Publication number
WO2021056967A1
WO2021056967A1 PCT/CN2020/077528 CN2020077528W WO2021056967A1 WO 2021056967 A1 WO2021056967 A1 WO 2021056967A1 CN 2020077528 W CN2020077528 W CN 2020077528W WO 2021056967 A1 WO2021056967 A1 WO 2021056967A1
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WO
WIPO (PCT)
Prior art keywords
liquid
container
liquid outlet
cavity
slow flow
Prior art date
Application number
PCT/CN2020/077528
Other languages
English (en)
Chinese (zh)
Inventor
赖展球
凌勇
Original Assignee
广州蓝月亮实业有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201921651834.3U external-priority patent/CN210618964U/zh
Priority claimed from CN201910939400.1A external-priority patent/CN112572944A/zh
Application filed by 广州蓝月亮实业有限公司 filed Critical 广州蓝月亮实业有限公司
Publication of WO2021056967A1 publication Critical patent/WO2021056967A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
    • B65D1/02—Bottles or similar containers with necks or like restricted apertures, designed for pouring contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/08—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having articulated or hinged closures

Definitions

  • the present invention relates to the technical field of packaging devices, and more specifically, to a method for preventing overflow of a container, an overflow preventing container and a container cover.
  • Liquid flow control is very important for daily necessities, especially in plastic packaging containers that store low-viscosity liquids, such as liquid detergents, personal care products, liquid flavorings, etc.; because the container liquid is prone to automatic overflow Therefore, the situation that the user overflows before aligning the liquid outlet of the container with the target object often occurs, which not only produces a waste of liquid, but also prone to improper dosage.
  • target objects that need to control the amount of liquid, even if the liquid outlet of the container is aligned with the target, when the liquid-containing container is dumped or inverted, it will be difficult for the user to control the outflow of the liquid due to the gravity of the liquid and the instantaneous impact force.
  • the present invention aims to overcome at least one of the above-mentioned drawbacks of the prior art, and provides a method for preventing overflow of a container, an overflow preventing container and a container cover, which avoids the automatic flow of liquid when the liquid container is dumped or inverted, and realizes the flow of liquid And the control of the liquid dosage is convenient to achieve the best effect of the liquid action, and also improves the use rate of the liquid in the container.
  • the technical solution adopted by the present invention is a method for preventing overflow of a container.
  • the container includes a liquid outlet provided at the upper end to prevent the liquid in the container from directly flowing out of the liquid outlet when the container is inverted. After the container is inverted, first intercept The liquid flowing to the liquid outlet will gradually fill the space in the container at the rear of the liquid outlet during the process of making the liquid flow to the liquid outlet, expel part of the air in the container from the liquid outlet, and prevent external air from entering the container through the liquid outlet , So that before the liquid reaches the liquid outlet , the gas outside the P container-the gas inside the P container ⁇ the liquid inside the P container. When the container is inverted, the liquid in the container will accumulate toward the liquid outlet due to gravity.
  • the pressure outside the container is greater than or equal to the pressure in the container before the liquid reaches the liquid outlet.
  • the sum of the pressure of the internal liquid, so under the premise of avoiding the outflow of the liquid, the gravity and fluidity of the liquid itself are used to discharge part of the gas in the container, so as to meet the requirement of P gas outside the container- P gas in the container ⁇ P before the liquid reaches the liquid outlet.
  • the liquid in the container, that is, the air pressure outside the container is greater than or equal to the sum of the air pressure in the container and the pressure of the liquid in the container.
  • the state of the gas outside the P container-the gas in the P container ⁇ the liquid in the P container can be destroyed by squeezing the container, so that the liquid flows out of the liquid outlet; preferably, the part of the gas
  • the liquid in the P container After the general container is inverted and reaches the state of the gas outside the P container-the gas inside the P container ⁇ the liquid in the P container, the liquid can also be prevented from overflowing, but it is through the initial discharge of part of the liquid to achieve the present invention
  • the internal and external pressure state of the overflow-proof container cannot completely prevent automatic overflow.
  • the present invention is to first intercept the liquid flowing to the liquid outlet after the container is inverted before realizing the state of the gas outside the P container-the gas inside the P container ⁇ the liquid in the P container; and when the liquid flows to the liquid outlet, Gradually fill the space in the slow flow cavity at the rear end of the liquid outlet, expel part of the air in the slow flow cavity from the liquid outlet, and prevent external air from entering the liquid outlet, so that the liquid meets the P outside the container before the liquid reaches the liquid outlet-
  • the gas in the P container ⁇ the liquid in the P container that is, the air pressure outside the container is greater than or equal to the sum of the air pressure in the container and the hydraulic pressure in the container, avoiding the initial liquid outflow, so as to achieve complete prevention of automatic overflow; after the liquid enters the slow flow chamber , The liquid inlet has been sealed by the liquid, and air cannot enter the container through the liquid inlet hole.
  • the filling of the liquid and the tension of the liquid are used to discharge part of the air in the container when the liquid flows to the liquid outlet, so as to achieve complete prevention of automatic overflow.
  • the container When the container is turned over, the liquid continuously flows to the liquid outlet, the container continuously intercepts and buffers the liquid flowing to the liquid outlet, and continuously discharges part of the gas in the container to the outside, and finally reaches the gas outside the container-the gas in the container ⁇ P
  • the internal and external pressures of the liquid in the container are balanced, thereby avoiding the initial outflow of the liquid and realizing complete prevention of automatic overflow.
  • the container In the process of user use, the container will change from a small inclination angle to a large inclination angle or even completely inverted. In the process of different inclination angles, the present invention first discharges air, so that the pressure inside and outside the container meets the P gas outside the container before the liquid reaches the liquid outlet. The gas in the container >P liquid in the container , that is, the liquid does not overflow automatically.
  • the liquid can flow out through the squeezing container after the liquid outlet of the container is aligned with the target object, avoiding the waste of liquid and improving the utilization rate of the liquid in the container; more importantly, squeezing
  • the way that the pressure container allows the liquid to flow out can achieve a more accurate control of the liquid outflow.
  • the outflow speed and outflow volume of the liquid depend on the degree of squeezing of the container by the user.
  • a slow-flow cavity is provided at the liquid outlet, and the slow-flow cavity is a relatively independent cavity.
  • Part of the air in the container is the air pre-stored in the slow-flow cavity when the container is placed upright.
  • the liquid Entering the slow flow cavity the liquid gradually fills the slow flow cavity, and at the same time, the air in the slow flow cavity is gradually discharged.
  • the discharged air is all or part of the air in the slow flow cavity. It is only necessary to satisfy the discharge of the gas before the liquid reaches the discharge liquid.
  • the internal and external pressure of the container before the mouth is the gas outside the P container-the gas inside the P container ⁇ the liquid inside the P container.
  • the slow flow cavity is provided with a liquid inlet for liquid to enter the slow flow cavity.
  • the liquid inlet is a small hole provided at the bottom of the slow flow cavity to prevent excessive liquid from pouring into the slow flow cavity at the same time when inverted, so that the original slow flow Part of the air in the cavity pours into the cavity of the container except the slow flow cavity from the liquid inlet.
  • the slow flow cavity is provided with a labyrinth flow channel. After being inverted, the liquid enters the slow flow cavity and flows along the labyrinth flow channel to the liquid outlet while gradually expelling part of the air in the container in the labyrinth flow channel.
  • the labyrinth flow channel is composed of multiple small cavities separated and the communication channels between the small cavities. After being inverted, the liquid enters and starts to fill the current small cavity, and then enters the next small cavity through the communication channel, and continuously enters and merges. Start to fill the small cavity that does not flow into the liquid until it reaches the small cavity at the liquid outlet, and the labyrinth flow channel is realized by flowing between the small cavities through the communication channel.
  • the liquid After being inverted, the liquid enters the labyrinth flow channel. During the flow, the liquid is filled in sequence and the air in the labyrinth flow channel is discharged. The liquid continuously fills the space in the subsequent flow channel, so that the air in the subsequent flow channel is discharged from the liquid outlet. Before the liquid reaches the liquid outlet, the container satisfies that the gas outside the P container-the gas in the P container ⁇ the liquid in the P container.
  • the labyrinth channel helps to increase the flow path of the liquid and store a certain volume of liquid, while blocking the entry of external air into the interior; the labyrinth channel can also reduce the impact force caused by the inverted container, and prevent some liquid from directly impacting the slow flow
  • the liquid outlet of the cavity causes the liquid to flow out.
  • a partition is arranged in the slow flow chamber, and the partition separates the slow flow chamber into a liquid outlet column and a liquid storage chamber, and is provided with a liquid outlet or a cavity or flow channel opposite to the liquid outlet as a liquid outlet column.
  • the cavity in the cavity except for the liquid column is the liquid storage cavity, and the liquid inlet is arranged on the liquid storage cavity or directly communicates with the liquid storage cavity, so that when the liquid enters the slow flow cavity, it directly enters the liquid storage cavity in the slow flow cavity;
  • the liquid column is communicated with the liquid storage chamber. After being inverted, the liquid enters through the liquid inlet and starts to fill the liquid storage chamber in the slow flow chamber, and then enters the liquid column from the liquid storage chamber, where the liquid enters the slow flow chamber.
  • the slow flow chamber is divided into the liquid column and the liquid storage chamber by simple separation, which simplifies the cavity structure of the slow flow chamber.
  • the liquid storage chamber is used to intercept the liquid initially flowing out of the slow flow chamber.
  • the liquid enters the liquid storage chamber through the liquid inlet of the slow flow chamber, fills the liquid storage chamber to the connection between the outlet column and the liquid storage chamber, and the liquid starts to enter the liquid outlet column; the liquid entering the reservoir chamber, the liquid column in the process, the liquid is filled continuously through its slow flow of the exhaust gas chamber, the liquid container reaches the liquid outlet satisfies a front outer container P -P gas container gas container ⁇ P Inside the liquid , the liquid will not automatically overflow out of the liquid outlet at this time.
  • the liquid outlet column is a hollow cylinder connected to the liquid outlet
  • the liquid storage cavity is a cavity in the slow flow cavity excluding the hollow cylinder
  • the baffle is arranged vertically in the slow flow cavity
  • the channel is arranged between the baffle and the buffer.
  • the outlet column and the liquid storage cavity are connected by a channel; after inversion, the liquid enters the liquid storage cavity, and the liquid accumulates in the liquid storage cavity to be higher than the hollow cylinder, that is, enters the inside of the liquid outlet column.
  • part of the air in the container in the liquid storage cavity and the liquid outlet column is gradually discharged at the same time.
  • the hollow cylinder is formed by the partition around the liquid outlet or around the liquid outlet and the inner wall of the slow flow cavity; when the liquid accumulates in the liquid storage cavity to be higher than the hollow cylinder, it enters the internal flow channel of the liquid outlet through the communication point, the hollow cylinder
  • the body divides the slow flow cavity into the flow channel inside the hollow cylinder and the liquid storage cavity outside the hollow cylinder, avoiding the direct splashing of liquid from the liquid storage cavity to the liquid outlet column, ensuring the relative independence of the liquid outlet column and the liquid storage cavity Sex.
  • the hollow cylindrical liquid outlet column also helps to reduce the space and caliber occupied by the liquid outlet column, and is beneficial to the liquid's own tension to block the outside gas. The liquid's own tension can further prevent the self-flow of the liquid at the outlet.
  • the hollow cylinder and the liquid storage cavity are connected through a gap or gap between the hollow cylinder and the bottom surface of the slow flow cavity.
  • the liquid outlet is arranged at the center of the cover, and the partition forms a hollow cylinder around the liquid outlet; or, the liquid outlet is arranged on one side of the cover, and the partition surrounds the outlet.
  • the liquid port is connected with the inner wall of the slow flow cavity to form a hollow cylinder.
  • the present invention also provides an overflow-proof container.
  • the container includes a liquid outlet provided at the upper end.
  • the liquid outlet is provided with a slow flow cavity.
  • the slow flow cavity has a cavity structure. After the container is inverted, the flow is first intercepted.
  • the liquid in the liquid port gradually fills the slow flow cavity when the liquid flows to the liquid outlet, and discharges the air in the slow flow cavity from the liquid outlet, and prevents external air from entering the container from the liquid outlet before the liquid reaches the liquid outlet It meets the requirement that the gas outside the P container-the gas inside the P container ⁇ the liquid inside the P container.
  • the slow flow chamber helps to separate the pre-exhausted air.
  • the size of the slow flow chamber can be determined under the premise of the container volume and the liquid in the container, so that the container after the air in the slow flow chamber is discharged meets the P gas outside the container- P
  • the gas in the container is greater than or equal to the liquid in the container; when inverted, the liquid rushes to the side of the liquid outlet.
  • the air in the slow flow cavity is continuously promoted to discharge to the liquid outlet; but the internal air pressure
  • the reduction of the external gas will have a tendency to enter the container, so the volume, pressure, tension and container structure of the liquid need to be used to prevent the entry of external gas during the liquid flow and filling process.
  • the container structure to prevent the entry of external gas includes the provision of liquid Small holes that flow and pass.
  • the slow flow cavity When a labyrinth flow channel is provided in the slow flow cavity, the slow flow cavity is provided with a liquid inlet hole, and the slow flow cavity is provided with a labyrinth flow channel.
  • the labyrinth flow channel includes a plurality of vertically arranged partitions. There are channels between the plate and the bottom surface of the slow flow cavity, and the channels are arranged alternately; the labyrinth channel helps to increase the flow path of the liquid and store a certain volume of liquid, while blocking the entry of external air into the interior; the labyrinth channel also The impact force caused by the inverted container can be reduced, and part of the liquid can be prevented from directly impacting the liquid outlet of the slow flow cavity, causing the liquid to flow out.
  • the labyrinth structure can be simplified by arranging vertically arranged partitions and staggered channels.
  • the partition divides the slow flow chamber into multiple small cavities. After inversion, the liquid enters the slow flow chamber through the inlet hole and the nearest to the inlet hole. After the small cavity is filled higher than the channel, enter through the channel and start to fill the next small cavity, and continue to enter and fill the small cavity in the middle until the liquid reaches the small cavity directly connected or connected with the liquid outlet;
  • the hole enters the liquid to the slow flow cavity, as the liquid fills the small cavity, the gas in the labyrinth flow channel is continuously discharged. Before reaching the liquid outlet, the internal and external air pressure of the bottle container with the anti-overflow cover should be adjusted.
  • the channels are staggered in the slow flow cavity, and the liquid flow path is S-shaped; preferably, the channels are staggered on adjacent partitions, taking multiple vertically arranged flat plates as an example, the channels are in adjacent The flat plate is arranged alternately on the left and right, and the labyrinth-type flow channel is realized through the staggered arrangement of channels.
  • the channel When returning to the upright position after inversion, the channel is located at the bottom of the slow flow cavity, the liquid flows to the liquid inlet of the slow flow cavity through the channel at the bottom, and the liquid returns to the bottom of the slow flow cavity.
  • the slow flow cavity is provided with a liquid inlet hole
  • the slow flow cavity is provided with a partition
  • the partition separates the slow flow cavity into a liquid outlet column and a liquid storage chamber.
  • the cavity, the liquid outlet column is a hollow cylinder formed by the partition surrounding the liquid outlet
  • the liquid storage cavity is a cavity in the slow flow cavity except the hollow cylinder
  • the liquid inlet hole is opposite to the liquid storage cavity
  • the liquid outlet is connected to the liquid outlet column Or opposite to the liquid outlet column
  • a channel is provided between the partition and the bottom surface of the slow flow cavity, and the liquid outlet column and the liquid storage cavity are communicated through the channel.
  • the structure is simpler and reduces the processing difficulty.
  • the liquid After being inverted, the liquid enters the liquid storage cavity in the slow flow cavity through the liquid inlet hole, and the liquid is accumulated in the liquid storage cavity to be higher than the channel and then enters the liquid outlet column through the channel, and at the same time, the gas in the slow flow cavity is gradually discharged.
  • the hollow cylinder is formed by a baffle around the liquid outlet or is formed by surrounding the liquid outlet and the inner wall of the slow flow chamber. The hollow cylinder separates the slow flow chamber into the flow channel and the liquid storage cavity in the hollow cylinder, which avoids the direct flow of liquid from the liquid storage.
  • the cavity splashes into the liquid outlet column, ensuring the relative independence of the liquid outlet column and the liquid storage cavity.
  • the hollow cylinder liquid outlet column also helps to reduce the space and caliber occupied by the liquid outlet column, and is beneficial to the liquid's own tension to block external gas. The liquid's own tension can further prevent the self-flow of the liquid at the liquid outlet.
  • the liquid outlet column and the liquid storage cavity are connected through a gap or gap between the hollow cylinder and the bottom surface of the slow flow cavity.
  • the liquid outlet is arranged at the center of the cover, and the partition forms a hollow cylinder around the liquid outlet; or, the liquid outlet is arranged on one side of the cover, and the partition surrounds the outlet.
  • the liquid port is connected with the inner wall of the slow flow cavity to form a hollow cylinder.
  • the liquid inlet hole is provided at the bottom of the slow flow chamber, and the liquid inlet hole can be provided on the bottom surface of the slow flow chamber or on the side surface of the bottom of the slow flow chamber; preferably, the liquid inlet and outlet Staggered arrangement, that is, the liquid inlet and the liquid outlet are not directly opposite to avoid the liquid entering the liquid hole from directly splashing to the liquid outlet.
  • the channel is a gap or gap between the partition plate and the bottom surface of the slow flow cavity, and the size of the channel is the same; in the process of liquid flowing and filling the slow flow cavity, because the external air pressure is greater than the internal hydraulic pressure and the internal air pressure of the container.
  • the gap or gap between the partition and the bottom surface of the slow flow chamber is small, which can restrict the rapid flow of the liquid when the liquid passes, and help the utilization of the liquid tension .
  • the speed of liquid filling is greater than the flow rate at the gap, that is, the liquid can fill the small space separated by the partition during the flow process, and further realize the full exhaust; at the same time, the liquid itself also has tension Therefore, it is difficult for outside air to enter the container through the channel, and the influx of gas can be avoided during the exhaust process to balance the internal and external pressures, and the structure is simple and easy to implement, reducing the difficulty of processing and facilitating production.
  • the bottom of the slow flow cavity includes an inclined surface, and the liquid inlet of the slow flow cavity is arranged on the lowest side of the inclined surface; when the liquid inlet of the slow flow cavity is arranged on the lowest side of the inclined surface, it is helpful for the container to be turned upside down to pour out the liquid.
  • the bottom surface of the slow flow cavity is set as an inclined surface.
  • the container is provided with a sealing structure for sealing the liquid outlet;
  • the sealing structure may be a sealing film, a liquid outlet cap or a liquid outlet plug, etc., to meet product sales, circulation and storage requirements.
  • the container is provided with a liquid outlet channel communicating with the liquid outlet.
  • the liquid outlet channel is convenient for the liquid container when using the liquid container.
  • the quasi-used object guides the direction of the liquid outflow, which also helps to increase the space where the air can be discharged from the inside, and at the same time increase the length of the liquid flow channel to control the self-flow while achieving slow flow.
  • the sealing structure is arranged at the outlet of the liquid outlet channel to prevent the liquid in the container from flowing out.
  • the bottom surface of the slow flow chamber is set as an inclined detachable bottom cover.
  • the invention also provides a container cover, which has a simple structure, is convenient for liquid discharge control, can reduce the container turning angle when the container discharges, improves the comfort of liquid discharge operation, and is suitable for smearing operation.
  • the container cover includes a columnar body and a cover plate arranged on the top of the columnar body.
  • One side wall of the columnar body extends upward sideways, and the cover plate extends upward on the same side as the columnar body.
  • the extension side of the columnar body The top part is combined with the extension side of the cover plate to form a convex nozzle, and a liquid outlet channel is formed under the cover plate.
  • the liquid outlet channel communicates with the convex nozzle and the container, and the cover plate action is used to open and close the liquid outlet channel.
  • the columnar body is provided with a slow flow cavity, the top of the slow flow cavity is provided with a liquid outlet, and the bottom is provided with a liquid inlet hole.
  • the liquid outlet is connected to the convex mouth through a liquid outlet channel, and the liquid inlet hole passes through
  • the slow flow cavity is in communication with the liquid outlet; the slow flow cavity is used to prevent the liquid from directly flowing out of the liquid outlet.
  • the container lid When the container lid is only provided with a protruding nozzle, if the liquid outlet channel is in an open state, the liquid will spill or flow out when the liquid is poured. Therefore, the setting of the slow flow cavity helps prevent the liquid in the container equipped with the container lid from flowing by mistake. After inversion, the liquid first enters the slow flow cavity through the liquid inlet, and the slow flow cavity intercepts the initial outflow liquid and removes part of the gas in the container lid. And prevent external air from entering the slow flow chamber, and make the internal and external pressure of the container equipped with the container cover P outer gas- P container gas > P container liquid , so as to prevent the liquid from entering the slow flow chamber directly through the liquid outlet to enter the position Outlet channel in connected state.
  • the slow flow cavity can provide further liquid outflow control and improve the accuracy of liquid outflow control.
  • the liquid inlet hole and the liquid outlet are staggered, and the liquid inlet hole and the liquid outlet are staggered to prevent the liquid entering the slow flow cavity from directly flowing to the liquid outlet, and prevent the liquid from flowing out to the convex mouth.
  • the slow flow cavity in the container cover can realize that the liquid does not overflow automatically and the principle is the same as the container overflow prevention method or the slow flow cavity principle in the overflow prevention container. It can also avoid the waste of liquid and increase the usage rate of the liquid in the container; realize the accurate control of the liquid outflow, the user can use the appropriate amount of liquid for different use scenarios, give full play to the role of the liquid itself, and achieve the best effect of the liquid. Good results.
  • the cylindrical body of the container cover and the cover plate extend on the same side to form a convex mouth facing upwards.
  • the liquid enters the container cover through the liquid outlet channel to reach the convex mouth, and from The convex mouth flows out, so the user can control the liquid outflow only by controlling the flip angle. Since the protruding mouth is located above the side of the container lid, the container with the container lid only needs to be turned over a small angle to allow the liquid to flow out of the protruding mouth, which improves the comfort of the user's operation and avoids the vertical direction in the prior art.
  • the container cover of the present invention is inclined to the side of the protruding mouth, the inclination angle is 90°, and the axial direction of the cylindrical main body is Take the horizontal state as an example, and the container cover is matched with a cylindrical container with a smaller diameter.
  • the protruding nozzle is at the lowest point of the pouring container cover, and the liquid can be discharged when the liquid is only higher than the lowest side wall of the container cover.
  • the axial direction of the pointed mouth outlet is horizontal and higher than the lowest side wall of the cover after being dumped 90°, so the liquid enters the structure cover body at least It must be higher than the height of the tip of the mouth to flow out.
  • the container cap of the present invention is more comfortable when applied to containers of other shapes than the existing vertical nozzle outlet cap.
  • the present invention is provided. The tilting and turning angle of the container lid of the container for liquid discharge is still smaller than the tilting and turning angle of the same container equipped with the pointed mouth outlet cover.
  • the container cover of the present invention reduces the angle at which the container flips, and improves the comfort level of the user during the operation.
  • the said tilting and turning angle is the angle of the axial direction of the container cover cylinder relative to the horizontal plane.
  • the protruding nozzle structure can be applied to the smearing operation. When using a container equipped with a container lid for smearing operations, you only need to invert the container and move the protruding nozzle to fit the object to be smeared, and then the liquid can be smeared along a specific path. Moreover, only one hand is required to hold the container to turn and align, and a complicated operation process is not required.
  • the small protruding nozzle outlet can avoid a large amount of liquid outflow, and can realize the control of the amount of smearing for liquids with high or low fluidity, and the amount can be controlled only by controlling the smearing movement speed.
  • the cover plate and the columnar main body are designed to be movably matched, and the action of the control cover plate is used to open and close the liquid outlet channel, which is convenient for the user to control whether the liquid is discharged and simplifies the operation process.
  • a first included angle is formed between the axial direction of the protruding nozzle and the axial direction of the cylindrical main body, and the first included angle is 30-60°; the present invention sets the first included angle to be 30-60°.
  • the cover is a swing cover, the swing cover is rotatably pivotally connected to the top of the columnar body, the swing cover includes a pressing side and a liquid outlet side.
  • the cover plate is set as a swing cover plate. Simple and convenient to control the opening or closing of the liquid.
  • the swing cover in the prior art is a cylindrical swing cover, which cannot be applied to the painting operation.
  • the present invention uses a protruding mouth as the main body, and the design of the swing cover can be easily opened. With the beneficial effects of the container cover, the technical problems existing in the existing swing cover can also be solved.
  • the protruding mouth includes a protruding mouth part and a notch part matching the protruding mouth part
  • the liquid outlet channel includes a first liquid outlet channel and a second liquid outlet channel
  • one end of the first liquid outlet channel is connected to an extended swing.
  • the cover plate forms a protruding mouth
  • the side wall of the cylindrical body extends to form a notch matching the protruding mouth
  • the other end of the first liquid outlet channel is connected with the second liquid outlet channel
  • the other end of the second liquid outlet channel Extending to the inside of the columnar body; the swing cover rotates to open or close the connection between the first liquid outlet channel and the second liquid outlet channel.
  • the convex mouth is connected with the inside of the container equipped with the container cover. After the container is inverted, the liquid flows out from the convex mouth through the liquid outlet channel; the convex mouth is arranged on the same side of the liquid outlet side, when the swing cover When the pressing side of the device is turned down, the protruding mouth rotates upward, away from the notch. Press the protruding mouth after the rotation, and the swing cover returns to its original position.
  • the slow flow cavity in the container lid is any one of the above-mentioned container overflow prevention method or the overflow prevention container structure, and the liquid inlet in the method corresponds to the container lid or the specific liquid inlet hole in the container, including the labyrinth flow
  • the slow flow chamber and the outlet column-liquid storage chamber type slow flow chamber have the same anti-overflow principle.
  • a labyrinth-type flow passage is provided in the slow flow cavity of the container cover, and the labyrinth-type flow passage includes a plurality of partitions, and the partitions separate the slow flow chamber into a plurality of small cavities.
  • a channel is provided, and the small cavity is connected through the channel; the inlet of the labyrinth flow channel is communicated with the liquid inlet, and the outlet of the labyrinth flow channel is communicated with the liquid outlet.
  • the small cavity separated by the partition in the slow flow cavity and the channel between the small cavity together form a labyrinth flow channel.
  • the baffles are vertically arranged in the slow flow cavity, the baffles are flat plates or curved panels, etc., the channels are arranged between the baffles and the bottom surface of the slow flow cavity, and the channels are arranged in a staggered manner.
  • a partition is provided in the slow flow cavity of the container cover, and the partition separates the slow flow cavity into a liquid outlet column and a liquid storage cavity, and a channel is provided between the liquid outlet column and the liquid storage cavity;
  • the port is used to discharge liquid or gas passing through the liquid outlet column, and the liquid inlet hole is used to inject the liquid outside the slow flow cavity in the container into the liquid storage cavity.
  • the liquid outlet column is a hollow cylinder formed by a partition surrounding the liquid outlet or a hollow cylinder formed by combining the partition surrounding the liquid outlet with the side wall of the slow flow cavity, and the cavity in the slow flow cavity except the hollow cylinder
  • the body is a liquid storage chamber
  • the baffle is vertically arranged in the slow flow chamber
  • the channel is arranged between the baffle and the bottom surface of the slow flow chamber.
  • the liquid outlet is arranged at the center of the cover, and the partition forms a hollow cylinder around the liquid outlet; or, the liquid outlet is arranged on one side of the cover, and the partition surrounds the outlet.
  • the liquid port is connected with the inner wall of the slow flow cavity to form a hollow cylinder.
  • the position of the liquid outlet on the cover is not fixed.
  • the partition is used to surround the liquid outlet to form a hollow cylinder.
  • the liquid outlet column can directly communicate with the liquid outlet, which facilitates the direct discharge of liquid from the liquid outlet column in use.
  • the baffle surrounds the liquid outlet and is connected with the inner wall of the slow flow cavity to form a hollow cylinder. In addition to the materials required, the utilization rate of the internal space of the slow flow cavity is also improved.
  • the channel is a gap or gap between the partition and the bottom surface of the slow flow cavity.
  • the bottom surface of the slow flow chamber of the container cover includes an inclined surface, and the liquid inlet is arranged on the lowest side of the inclined surface.
  • the container cover does not need to press the cover body to pump the liquid, and can realize the continuous discharge of the liquid in a single turn; reduce the angle of the container to turn the liquid out, the user only needs to turn a small angle to realize the flow of the liquid.
  • it improves the comfort of the operation of turning over the liquid.
  • Designed as a protruding nozzle structure it helps the container to be able to smear the designated area after being turned over, and the protruding nozzle itself is also conducive to controlling the liquid flow.
  • Separating the lid of the container into two relatively independent parts, the lid and the cylindrical body is helpful to improve the structure of different parts, so that the lid can movably cooperate with the cylindrical body, and it is convenient to open the liquid outlet of the container lid.
  • the plate is designed as a swing cover, and is combined with the extension side of the swing cover through the liquid outlet channel to form a convex mouth, while the columnar body extends on the same side to form a notch carrying the convex mouth, so that the container cover can be opened by the swing cover And close, it is convenient for the user to control the opening and closing of the liquid circulation path.
  • the liquid outflow can be further controlled. The user can squeeze the container with different strengths to control different liquid outflow rates, which helps to achieve the most suitable amount of liquid to the object being acted upon. best effect.
  • the present invention has the beneficial effects that after the container is inverted, the liquid flowing to the liquid outlet is first intercepted, and the space in the container at the rear end of the liquid outlet is gradually filled in the process of causing the liquid to flow to the liquid outlet. Part of the air in the container is discharged from the liquid outlet, and external air is prevented from entering the container from the liquid outlet, so that the gas outside the container P-the gas in the P container ⁇ the internal and external air pressure of the liquid in the P container before the liquid reaches the liquid outlet.
  • the squeeze container is used to make the liquid flow out
  • the method can achieve a more accurate control of the liquid outflow.
  • the outflow speed and outflow amount of the liquid depend on the degree of squeezing of the container by the user.
  • the flow rate and outflow amount are controlled, use The user can use a suitable amount of liquid for different use scenarios, and give full play to the role of the liquid itself.
  • the slow flow cavity with labyrinth flow channels can effectively use the tension and pressure of the liquid to achieve sufficient exhaust, and effectively avoid the outside air entering the container through the labyrinth slow flow cavity. After the liquid enters the slow flow cavity, it can be Effectively avoid liquid splashing to the liquid outlet, and further ensure that the liquid does not overflow automatically; the labyrinth flow channel can also delay the flow rate of the liquid and reduce the impact caused by inversion, so as to achieve slow and full exhaust in the slow flow chamber Liquid flow.
  • the buffer chamber with the outlet column-liquid storage chamber uses a simple partition to separate the slow flow chamber, which realizes relatively independent outlet column and liquid storage chamber, and also continuously fills the slow flow chamber with liquid.
  • the bottom of the slow flow cavity is provided with an inclined surface, and the liquid inlet is arranged on the lowest side of the inclined surface, which can quickly return the inverted liquid to the cavity for storing the liquid in the container, which facilitates subsequent repeated use and improves the convenience of the container.
  • preventing the liquid from automatically overflowing can maintain the sanitation of the container placement position, and can also avoid the danger caused by the lubricating liquid overflowing to the ground.
  • the pre-exhausted part of the air is separated independently, so that the exhaust can realize the gas outside the P container-the gas inside the P container ⁇ the pressure inside and outside the container of the liquid in the P container, which reduces The influence of other factors.
  • Figure 1 is a schematic diagram of the container in embodiment 1 being upright;
  • Figure 2 is a schematic diagram of the container of Example 1 inverted
  • Figure 3 is a schematic diagram of the liquid flow after the container in Example 1 is inverted (1);
  • Figure 4 is a schematic diagram of the liquid flow after the container in Example 1 is inverted (2);
  • Figure 5 is a schematic longitudinal cross-sectional view of the labyrinth container in embodiment 2 when it is turned upside down;
  • Figure 6 is a top view of the bottle cap of the labyrinth container in Example 2.
  • Fig. 7 is a perspective view of the bottle cap of the labyrinth-type container without a bottom cap in Example 2;
  • Figure 8 is a perspective view of the bottom cap of the labyrinth-type container bottle cap of Example 2;
  • FIG. 9 is a diagram of the liquid flow path of the labyrinth container in embodiment 2 after being inverted;
  • Fig. 10 is a perspective view of the bottle cap of the labyrinth container in embodiment 2 being placed upright;
  • Figure 11 is a schematic longitudinal cross-sectional view of the inverted column-liquid storage chamber container of Example 3 (1);
  • FIG. 12 is a perspective view of the liquid outlet column-liquid storage cavity type container bottle cap without a bottom plate in Embodiment 3;
  • Figure 13 is a schematic longitudinal cross-sectional view of the inverted liquid outlet-liquid storage chamber container of Example 3 (2);
  • FIG. 14 is a perspective view of the liquid outlet column-liquid storage chamber type container bottle cap being placed upright in Embodiment 3;
  • Example 15 is a schematic longitudinal cross-sectional view of the liquid outlet column-liquid storage chamber type container bottle cap being placed upright in Example 4;
  • FIG. 16 is a perspective view of the liquid outlet column-liquid storage cavity type container bottle cap without a bottom plate in embodiment 4;
  • FIG. 17 is a top view of the liquid outlet column-liquid storage cavity type container bottle cap without a bottom plate in Embodiment 4;
  • FIG. 19 is a perspective view of the liquid outlet column-liquid storage chamber type container bottle cap being placed upright in Embodiment 4;
  • FIG. 20 is a diagram of the liquid flow path after the liquid outlet column-liquid storage chamber type container is inverted in the fourth embodiment.
  • Figure 21 is a perspective view of the container lid of Example 5 (1).
  • Fig. 22 is a front view of the container cap of Example 5.
  • Fig. 23 is a schematic diagram of the structure of the container lid of Example 5.
  • Figure 24 is a schematic diagram of the container lid with the swing cover closed in Example 5.
  • Fig. 25 is a schematic diagram of the container lid with the swing cover of the embodiment 5 opened.
  • Figure 26 is a perspective view of the container lid of Example 5 (2).
  • FIG. 27 is a schematic diagram of a container lid without a bottom plate in Embodiment 5.
  • FIG. 27 is a schematic diagram of a container lid without a bottom plate in Embodiment 5.
  • Figure 28 is a bottom view of the container cover of the labyrinth flow channel slow flow cavity in the fifth embodiment.
  • Figure 29 is a bottom view of the bottomless container cover of the labyrinth flow channel slow flow cavity in the fifth embodiment.
  • FIG. 30 is a longitudinal cross-sectional view of the container cover of the labyrinth flow channel slow flow cavity in the embodiment 5 in an upright position.
  • 31 is a schematic diagram of the liquid flow in the slow flow cavity of the labyrinth channel in the fifth embodiment.
  • FIG. 32 is a schematic diagram of a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 6.
  • FIG. 32 is a schematic diagram of a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 6.
  • FIG. 33 is an inverted longitudinal cross-sectional view of the liquid outlet column-liquid storage chamber slow flow chamber in Embodiment 6.
  • FIG. 34 is a schematic diagram of liquid flow in a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 6.
  • FIG. 34 is a schematic diagram of liquid flow in a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 6.
  • Embodiment 35 is a schematic diagram of the liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 7.
  • FIG. 37 is a schematic diagram of liquid flow in a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 7.
  • FIG. 37 is a schematic diagram of liquid flow in a liquid outlet column-liquid storage chamber type slow flow chamber in Embodiment 7.
  • the container 1 includes a liquid outlet 2 provided at the upper end.
  • the liquid When the container is placed upright, the liquid is located at the bottom of the container 1.
  • the container When the container is upside down, as shown in the figure As shown in 2, the liquid converges to the side of the liquid outlet 2 in the container 1, and starts to flow toward the liquid outlet; in general, in order to maintain a balance of internal and external pressure, when the liquid flows out of the liquid outlet, gas will pour into the container. At this time, overflow prevention cannot be achieved.
  • the interception structure 3 first intercepts the liquid flowing to the liquid outlet, so that the liquid flows to the liquid outlet.
  • the space in the container at the rear end of the liquid outlet 2 is gradually filled, and at the same time, part of the air 4 in the container is discharged to the liquid outlet.
  • the tension of the liquid at the interception position and the filling of the liquid can be used to ensure that external air is difficult to enter, so that the liquid meets and maintains P before reaching the liquid outlet 2.
  • the user only needs to squeeze the container to break the original balance, so that the container can discharge liquid and accurately control the amount of liquid discharged.
  • the labyrinth channel-shaped slow flow cavity container includes a bottle cap 5 and The bottle body 6, the bottle cap 5 coincides with the mouth of the bottle body 6, as shown in Figures 6 and 7, the bottle cap 5 is provided with a liquid outlet 51, and the bottle cap 5 is provided with a slow flow cavity 52 A labyrinth channel 53 is provided in the slow flow cavity 52.
  • Figures 7 and 8 are structural diagrams of bottle caps with and without bottom caps at the same position and angle.
  • the bottom cover 54 is provided at the bottom of the slow flow chamber 52, and the bottom cover 54 is provided with an inlet.
  • the labyrinth channel 53 includes a plurality of vertically arranged partitions 531, the partitions 531 and
  • the baffle divides the slow flow chamber into a plurality of small cavities 532, the connection between the baffle and the bottom cover is provided with a gap 533, and the small cavities 532 are connected through the gap 533, and the gap 533 Arranged alternately on adjacent partitions; a plurality of small cavities and interlaced gaps together constitute a labyrinth flow channel; wherein the partitions 531 form an interception effect equivalent to the interception structure 3 in the first embodiment.
  • the liquid inlet 541 and the liquid outlet 51 are arranged on opposite sides.
  • the first row in FIG. 9 is a longitudinal cross-sectional view of the container, and the second row corresponds to a schematic diagram of the liquid flow in the cap in the first row, as shown in FIG.
  • the liquid continuously enters and fills the small cavity without liquid through the gap, and at the same time exhausts the air in the small cavity until the inlet and the filling are directly connected to the liquid outlet Before the liquid reaches the liquid outlet, make the pressure inside and outside the container satisfy P outside gas- P inside gas ⁇ P inside liquid .
  • the staggered gaps make the liquid form an S-shaped flow path when passing through multiple small cavities, that is, a labyrinth flow channel is realized.
  • the gap 533 is smaller than the partition 531 and the slow flow cavity 52.
  • the user only needs to squeeze the bottle body 6 when inverted to destroy the internal and external pressure of the container.
  • the external pressure of the container The gas outside the container- the state of the gas in the container ⁇ the liquid in the container.
  • the degree of squeezing determines the outflow volume and outflow speed, and realizes the control of the liquid outflow.
  • the bottom plane of the labyrinth-shaped slow flow chamber in this embodiment is an inclined surface.
  • the liquid inlet 541 is arranged on the lowest side of the inclined surface.
  • the notch is below the partition. The liquid in the small cavity continuously flows through the gap to the liquid inlet 541, and finally flows into the cavity below the slow flow cavity.
  • This embodiment discloses a container provided with an outlet column-liquid storage chamber type slow flow cavity and an overflow prevention method based on the container.
  • the outlet column is set at the center position, as shown in FIG. 11, containing
  • the container of the liquid-storage type slow flow cavity includes a bottle cap 7 and a bottle body 8.
  • the bottle cap 7 is anastomosed with the mouth of the bottle body 8.
  • the bottle cap 7 is provided with a liquid outlet 71, and the liquid outlet 71 is arranged at the center of the bottle cap 7.
  • the bottle cap 7 is provided with a slow flow cavity 72, and the slow flow cavity 72 is provided with a liquid outlet-liquid storage cavity 73.
  • the slow flow chamber 72 is provided with a partition 721, the partition 721 separates the slow flow chamber into an outlet column-liquid storage chamber structure 73, and the flow channel connected to the outlet is the outlet Column 731, the cavity in the slow flow cavity except the liquid outlet column is the liquid storage cavity 732, and the liquid outlet column and the liquid storage cavity are connected;
  • the slow flow cavity bottom plate 74 is provided with a liquid inlet hole 741, The liquid inlet hole is arranged on the lowest side of the bottom plate, and the liquid inlet hole and the liquid outlet are staggered; the side wall of 731 forms an interception effect equivalent to that of the interception structure 3 in Embodiment 1.
  • the liquid After being inverted, the liquid enters the liquid storage cavity 732 in the slow flow cavity from the liquid inlet 741, and at the same time, the air in the liquid storage cavity 732 is gradually discharged to the liquid outlet 71, and the liquid fills the liquid storage cavity 732 and then passes through the communication point. Enter the liquid outlet column 731, and at the same time gradually discharge the air in the liquid outlet column 731 to the liquid outlet 71.
  • the liquid outlet column 731 is a hollow cylinder formed by the partition 721 surrounding the liquid outlet, and the liquid storage cavity is a cavity 732 between the outer wall of the hollow cylinder and the inner wall of the slow flow cavity, and the liquid inlet and the reservoir
  • the liquid chambers are opposite; when it is upright, as shown in Figure 13, the hollow cylinder is fixed on the lower surface of the bottle cap, and there is a gap 722 between the lower side of the hollow cylinder and the bottom plate.
  • the liquid in the liquid storage cavity When it accumulates to the gap, it enters the liquid column from the gap.
  • the internal and external pressure of the container should satisfy P outside gas- P inside gas ⁇ P inside liquid .
  • the gap 722 is relatively small compared to the baffle and the slow flow cavity.
  • the flow rate of the liquid passing through the gap 722 is lower than the filling speed of the liquid storage cavity, so the liquid storage cavity 732 When the liquid flows out to the liquid outlet column, it is also quickly filled up, which helps to block the entry of outside air.
  • the user only needs to squeeze the bottle body 8 when inverted to destroy the internal and external pressure of the container.
  • the gas outside the container-the state of the gas in the container ⁇ the liquid in the container, and then the liquid can flow out.
  • the degree of squeezing determines the outflow volume and outflow speed, and realizes the control of the liquid outflow.
  • the upper surface of the bottle cap 7 is provided with a liquid outlet channel 75 communicating with the liquid outlet.
  • the gap is under the partition, and the liquid in the hollow cylinder continuously flows through the gap to the liquid storage cavity, and finally flows through the liquid inlet 741 provided on the bottom plate to the cavity below the slow flow cavity .
  • This embodiment discloses a container provided with a liquid outlet-liquid storage type slow flow cavity and an overflow prevention method based on the container.
  • the liquid outlet and the liquid column are arranged on one side, as shown in FIG. 20,
  • the container containing the liquid outlet-liquid storage cavity slow flow cavity includes a bottle cap 9 and a bottle body 10, and the bottle cap 9 is anastomosed with the mouth of the bottle body 10; as shown in Figures 15, 18, this embodiment and the implementation
  • the structure of Example 3 is similar.
  • the partition 921 is also used to separate the slow flow chamber 92 into a liquid column-liquid storage chamber structure, the overflow prevention cover is provided with a liquid outlet 91, and the slow flow chamber bottom plate 94 is provided with a liquid inlet 941.
  • the principle is the same as Embodiment 3 is the same, and will not be repeated here, but the liquid outlet 91 is arranged on one side of the overflow prevention cover 9.
  • the liquid inlet 941 is arranged on the opposite side and still directly communicates with the liquid storage cavity; as shown in FIGS. 16 and 17, the hollow cylinder is formed by a partition 921 surrounding the liquid outlet and connected to the inner wall of the slow flow cavity.
  • the slow flow chamber bottom plate 94 is an inclined surface, and when it is placed upright, the liquid inlet hole 941 is provided on the lowest side of the bottom plate 94.
  • the upper surface of the anti-overflow cover is also provided with a liquid outlet channel 95 communicating with the liquid outlet.
  • the partition 921 forms an interception effect equivalent to that of the interception structure 3 in the first embodiment.
  • the liquid enters the slow flow cavity from the liquid inlet 941, and starts to discharge the air in the original slow flow cavity to the liquid outlet 91, as shown in Figure 20 (a) (b).
  • the liquid First enter the liquid storage cavity and start filling to the height of the hollow cylinder, then enter the liquid outlet column through the gap between the partition and the bottom plate, and continuously discharge gas outward during the process.
  • this embodiment discloses a container cover with a labyrinth-type slow flow cavity, which is used to cooperate with the mouth of the container, and includes a columnar body 1'and a cover plate 2'arranged on the top of the columnar body.
  • the left side wall of the columnar body 1' extends to the upper side, the cover plate 2'extends on the same side of the columnar body, that is, the left side of the cover plate, and the top of the columnar body 1'extends side and the cover plate extends side.
  • the protruding nozzle includes a protruding nozzle portion 31' and a notch portion 32' matching the protruding nozzle portion.
  • a liquid outlet channel 5' is formed under the cover plate, and the liquid outlet channel 5'communicates with the protruding nozzle portion and
  • the cover plate 2' is movably matched with the columnar body 1', and the action of the cover plate 2'is used to open and close the liquid outlet channel 5'.
  • the liquid outlet channel includes a first liquid outlet channel 51' and a second liquid outlet channel 52'.
  • first liquid outlet channel 51' and the extended swing cover form a protruding mouth 3', and the cylindrical body extends The side wall extends to form a notch that matches the protruding mouth, the other end of the first liquid outlet channel 51' is connected to the second liquid outlet channel 52', and the other end of the second liquid outlet channel extends to the inside of the cylindrical body 1' It is connected with the liquid outlet 41' of the slow flow cavity; the swing cover rotates to open or close the connection between the first liquid outlet channel and the second liquid outlet channel.
  • the protruding mouth portion 31' is arranged on the liquid outlet side 22'.
  • the cover in this embodiment is a swing cover 2', the swing cover is pivotally connected to the top of the columnar body, as shown in Figures 21 and 23, the swing cover includes a pressing side 21' and an outlet
  • the liquid side 22' when the pressing side 21' is pressed, the liquid outlet side 22' rotates upwards around the pivotal position 24', and the protruding nozzle formed by the combination of the first liquid outlet channel and the cover plate also rotates upwards accordingly.
  • the swing cover is not turned over, as shown in Figures 21 and 24.
  • the swing cover is turned over as shown in Figure 25.
  • a first included angle ⁇ is formed between the axial direction of the protruding nozzle and the axial direction of the cylindrical body, and the first included angle is 45°.
  • the cylindrical body 1' is provided with a slow flow chamber 4'
  • the top of the slow flow chamber 4' is provided with a liquid outlet 41'
  • the bottom is provided with a liquid inlet Hole 42'
  • the liquid outlet 41' is connected to the protruding mouth 31' through the liquid outlet channel 5'.
  • the liquid inlet 42' communicates with the liquid outlet 41' through the slow flow cavity 4'; the slow flow cavity is used to prevent the liquid from directly flowing out of the liquid outlet; as shown in Figures 29 and 30, the liquid inlet 42' and the liquid outlet 41' are staggered, and as shown in FIG. 29, the liquid inlet 42' is arranged on the opposite side of the protruding mouth 31', which is the right side in this embodiment.
  • the slow flow chamber 4' is provided with a labyrinth flow channel
  • the labyrinth flow channel includes a plurality of partitions 43', and the partition divides the slow flow chamber into a plurality of A small cavity 44', a channel 45' is provided between the small cavities, and the small cavity is communicated through the channel 45'; the inlet of the labyrinth flow channel is communicated with the liquid inlet, and the outlet of the labyrinth flow channel is connected with the liquid outlet Interlinked.
  • the channel 45' is a gap 45' between the partition and the bottom surface of the slow flow cavity.
  • the gaps 45' are staggered on the adjacent partitions; multiple small cavities and staggered gaps are formed together
  • the labyrinth flow channel is a gap 45' between the partition and the bottom surface of the slow flow cavity.
  • Figure 31 is a schematic diagram of the liquid flow in the slow flow chamber after the container is combined with the slow flow chamber and does not include the protruding nozzle 3'and the liquid outlet channel 5'.
  • Figure 31 (a) after the container is turned to the protruding nozzle side, The liquid enters the small cavity directly connected with the liquid inlet through the liquid inlet 42', and the liquid continuously fills the current small cavity while expelling the air in the current small cavity through the gap to the liquid outlet, as shown in Figure 31 (( b)
  • the liquid when the liquid is filled to the height of the gap, the height of the liquid level in the container and outside the slow flow cavity continues to drop, and the liquid continues to flow into the slow flow cavity, prompting the liquid in the current small cavity to pass through the gap Enter and start to fill the adjacent small cavity, liquid continuously enters and fills the small cavity without liquid through the gap, and at the same time exhausts the air in the small cavity, until it enters and fills the small cavity directly connected to the liquid outlet, and then Before the
  • the staggered gaps make the liquid form an S-shaped flow path when passing through multiple small cavities, that is, a labyrinth flow channel is realized.
  • the gap 45' is smaller than the partition 43' and the slow flow cavity 4'.
  • the liquid port 41' flows and flows out from the protruding nozzle through the liquid outlet channel.
  • the degree of squeezing applied by the user determines the outflow volume and outflow speed, and realizes the control of the liquid outflow.
  • the bottom surface of the labyrinth-shaped slow flow chamber in this embodiment is an inclined surface.
  • the liquid inlet 42' is arranged on the lowest side of the inclined surface.
  • the notch 45' is in the partition Below 43', the liquid in the small cavity continuously flows through the gap 45' to the liquid inlet 42', and finally flows into the cavity below the slow flow cavity.
  • the user uses the right hand to hold the container from the right side and dump it in a counterclockwise direction to use a container equipped with a container lid.
  • the protruding mouth is located on the left side and the liquid outlet is Also located on the left side, the liquid inlet hole is arranged on the side of the slow flow cavity opposite to the liquid outlet.
  • the columnar body, the swing cover, the liquid outlet channel, the convex nozzle, and the method of use are the same as those of the embodiment 5.
  • the internal structure of the slow flow cavity is the same as that of the embodiment 3, and the overflow prevention of the slow flow cavity The principle is the same.
  • the liquid outlet 61' of the slow flow chamber 6' is set at the center of the slow flow chamber
  • the liquid inlet 62' is set on one side
  • the slow flow chamber 6' is provided with a partition 63' inside.
  • the partition plate surrounds the liquid outlet 61' to form a liquid column 66'
  • the cavity in the slow flow cavity except for the liquid column is a liquid storage cavity 67'.
  • a channel 65' is provided between the partition 63' and the bottom surface of the slow flow chamber.
  • the channel 65' is a gap between the partition 63' and the bottom surface of the slow flow chamber.
  • the liquid After the container is turned over, the liquid enters the liquid storage cavity 67' in the slow flow cavity from the liquid inlet 62', and at the same time, the air in the liquid storage cavity 67' is gradually discharged to the liquid outlet 61', and the liquid fills the liquid storage cavity 67 Then, it enters the outlet column 66' through the outlet column-liquid storage cavity connection 65', and at the same time gradually discharges the air in the outlet column 66' to the outlet 61'.
  • the liquid inlet 62' is opposite to the liquid storage cavity 67'; there is a gap 65' between the lower side and the bottom surface of the hollow cylinder 66', as shown in Figure 34 (a) (b), after the container is turned over , When the liquid in the liquid storage chamber accumulates to the gap, it enters the liquid column from the gap. Before the liquid reaches the liquid outlet 61', the pressure inside and outside the container should satisfy the requirement that the gas outside the P container-the gas inside the P container ⁇ the liquid inside the P container.
  • the gap 65' is relatively small compared to the baffle and the slow flow cavity.
  • the flow rate of the liquid passing through the gap 65' is less than the filling speed of the liquid storage cavity, so The liquid storage cavity 67' is filled up quickly while flowing out the liquid to the liquid outlet column, which helps to block the entry of outside air.
  • the user only needs to squeeze the container after turning over the container to destroy the internal and external pressure of the container.
  • the gas outside the container-the gas in the container ⁇ the liquid in the container. That is to say, the liquid can flow out of the slow flow cavity, and flow to the convex nozzle through the liquid outlet channel connected with the liquid outlet of the slow flow cavity, and flow out from the convex nozzle outlet, and the outflow amount and the outflow speed are determined by the degree of squeezing applied by the user , Realize the control of liquid outflow.
  • the gap 65' is under the partition, and the liquid in the hollow cylinder continuously flows through the gap 65' to the liquid storage chamber 67', and finally flows through the liquid inlet 62' provided on the bottom plate to a slow level.
  • the user uses the right hand to hold the container from the right side and dump it in a counterclockwise direction to use a container equipped with a container lid.
  • the protruding mouth is located on the left side and the liquid outlet is Located in the middle position, the liquid inlet hole is arranged on the left side of the slow flow cavity.
  • the columnar body, swing cover, liquid outlet channel, protruding nozzle, and the method of use are the same as those of the above-mentioned embodiment 6.
  • the internal structure of the slow flow cavity is the same as that of the embodiment 4, and the anti-overflow of the slow flow cavity
  • the flow principle is the same.
  • the specific embodiment is the same as that of the sixth embodiment.
  • the liquid outlet 71' of the slow flow chamber 7' is provided on one side of the slow flow chamber
  • the liquid inlet 72' is provided on the opposite side
  • the slow flow chamber 7' is provided inside
  • a channel 75' is provided between the partition 73' and the bottom surface of the slow flow chamber. In this embodiment, the channel 75' is a gap between the partition 73' and the bottom surface of the slow flow chamber.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

L'invention concerne un procédé de prévention de débordement d'un récipient, un récipient (1) comprenant une sortie (2) de liquide agencée au niveau de l'extrémité supérieure pour empêcher le liquide dans le récipient (1) de s'écouler directement hors de la sortie (2) de liquide lorsque le récipient (1) est renversé, après que le récipient (1) se soit renversé, le liquide s'écoulant vers la sortie (2) de liquide étant intercepté en premier, dans le processus consistant à amener le liquide à s'écouler vers la sortie (2) de liquide, le liquide remplissant progressivement l'espace dans le récipient (1) à l'arrière de la sortie (2) de liquide pour évacuer une partie de l'air dans le récipient (1) à partir de la sortie (2) de liquide et empêcher l'air extérieur d'entrer dans le récipient (1) à partir de la sortie (2) de liquide, de sorte que le liquide satisfasse à la relation P gaz à l'extérieur du récipient - P gaz à l'intérieur du récipient ≥ P liquide dans le récipient avant que le liquide n'atteigne la sortie (2) de liquide de sorte que le liquide ne déborde pas automatiquement et le débordement du liquide pouvant être contrôlé en utilisant la tension du liquide, une cavité indépendante et un canal étroit de liquide et, en partant du principe qu'il y a suffisamment de liquide, le débit et la quantité de sortie de liquide dépendant du degré d'extrusion de l'utilisateur sur le récipient; dans l'état dans lequel le débit et la quantité de sortie sont régulés, l'utilisateur peut utiliser une quantité appropriée de liquide dans différents scénarios pour exercer pleinement le rôle propre du liquide. De plus, l'invention concerne également un récipient anti-débordement et un couvercle de récipient.
PCT/CN2020/077528 2019-09-29 2020-03-03 Procédé de prévention de débordement de récipient, récipient anti-débordement et couvercle de récipient WO2021056967A1 (fr)

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CN201921651834.3U CN210618964U (zh) 2019-09-29 2019-09-29 一种容器盖
CN201921651834.3 2019-09-29
CN201910939400.1 2019-09-29
CN201910939400.1A CN112572944A (zh) 2019-09-29 2019-09-29 一种容器防溢流的方法及防溢流容器

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CN201842304U (zh) * 2010-10-09 2011-05-25 冯胜 一种防漏洗发水瓶
CN205274140U (zh) * 2015-10-30 2016-06-01 安徽蜂献蜂业有限公司 一种易倾倒卫生蜂蜜瓶瓶盖
JP2017178327A (ja) * 2016-03-29 2017-10-05 株式会社吉野工業所 積み重ね可能なボトル
JP2017210280A (ja) * 2016-05-27 2017-11-30 株式会社吉野工業所 反転変形可能なボトル
CN207174375U (zh) * 2017-08-15 2018-04-03 广州蓝月亮实业有限公司 一种缓流瓶盖

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