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WO2019085127A1 - Bouteille isolante - Google Patents

Bouteille isolante Download PDF

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Publication number
WO2019085127A1
WO2019085127A1 PCT/CN2017/113810 CN2017113810W WO2019085127A1 WO 2019085127 A1 WO2019085127 A1 WO 2019085127A1 CN 2017113810 W CN2017113810 W CN 2017113810W WO 2019085127 A1 WO2019085127 A1 WO 2019085127A1
Authority
WO
WIPO (PCT)
Prior art keywords
cup
vacuum
cover
air pump
port
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2017/113810
Other languages
English (en)
Chinese (zh)
Inventor
魏宏华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of WO2019085127A1 publication Critical patent/WO2019085127A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • B65D51/00—Closures not otherwise provided for
    • B65D51/16—Closures not otherwise provided for with means for venting air or gas
    • 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
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
    • B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas

Definitions

  • the present invention relates to a liquid container, and more particularly to a vacuum cup that can be used for fresh-keeping storage of foods, beverages, and the like, which is easy to remove and wash.
  • the invention is based on the application date of October 30, 2017, and the application number is CN201711042666.
  • the utility model patent issued by the applicant on August 29, 2016, having the nickname CN206032211U discloses a "vacuum fresh juice cup" comprising a cup body and a lid, a lid
  • the utility model comprises a top cover and a bottom cover, wherein the bottom cover is provided with a first air hole, the top cover is provided with a first through hole; and the air pump is arranged on the cup cover, the air pump comprises a gas pump positioning cylinder, an air pump inner cylinder and a gas pump outer cylinder, and is pressed The air pump discharges the air inside the cup.
  • the vacuum fresh-keeping juice cup can extract the air in the cup body to achieve the function of preserving freshness, and the air pump is directly disposed on the cup cover for convenient carrying.
  • the removal of the lid of the juice cup is very inconvenient, and it is difficult to clean the inside of the lid; when the juice cup is inverted, the liquid in the cup body is easily leaked from the first air hole of the lid; and the juice cup is not released.
  • the device is difficult to smash after the vacuum is applied, which is inconvenient to use.
  • a vacuum cup provided by the present invention includes a cup cover and a cup body, wherein the cup cover includes an outer portion a cover, an inner cover, a pressure relief seat and a suction assembly, the inner side of the lower end of the outer cover is provided with a first thread adapted to the outer side of the cup mouth; the upper end of the inner cover is connected with the upper end of the outer cover, the outer cover and the inner An annular gap is formed between the covers, and a first sealing ring is disposed on the outer peripheral wall of the lower end of the inner cover, the cup opening is located in the annular gap, the first sealing ring seals the cup mouth, and the bottom wall of the inner cover is disposed inside the cup body a first vacuuming port connected to the cavity, a first one-way valve is disposed at the first vacuuming port, the first one-way valve controls the closing of the first vacuuming port, and the bottom wall of the inner cover is further provided with a cup a pressure relief port communicating with the inner cavity of
  • the cup cover further includes a self-locking knob, and the self-locking knob is sleeved on the inner cylinder of the air pump, and the outer peripheral wall of the inner cylinder of the air pump is provided with a sliding slot in the axial direction, and the upper end portion of the sliding slot
  • the port is larger than the lower end of the chute, and a limit step is formed between the upper end of the chute and the lower end of the chute.
  • the self-locking knob is provided with a locking block adapted to the chute, and the locking block can be slid Slot sliding, rotating the self-locking knob to abut the locking block on the limit step.
  • a second one-way valve is disposed at the second vacuuming port, and the second one-way valve controls the closing of the second vacuuming port.
  • the bottom of the pressure relief seat has a first mounting seat that is upwardly convex
  • the top of the bottom ring of the inner cylinder of the air pump has a second mounting seat that is downwardly convex
  • the two ends of the return spring are respectively sleeved. It is arranged on the first mount and the second mount.
  • the second vacuum port is disposed in the axial direction of the first mount.
  • a buffer chamber is formed between the first mounting seat and the inner cover, the first vacuuming port is located at the bottom of the buffering chamber, and the first vacuuming port is disposed opposite to the second vacuuming port.
  • first sealing ring and the second sealing ring are both u-shaped sealing rings.
  • First seal Both the second sealing ring and the second sealing ring are provided with raised ears.
  • the third sealing ring is a 0-shaped sealing ring.
  • the upper end peripheral wall of the inner cover is provided with an annular convex edge and a convex block, and the convex block is located above the annular convex edge, and a latching groove is formed between the convex block and the annular convex edge, and the upper end of the outer cover A card block is disposed on the peripheral wall corresponding to the card slot, and the card block is stuck in the card slot.
  • the vacuum cup provided by the invention has two vacuum ports on the cup cover, which can improve the sealing property of the cup cover and prevent liquid leakage, and can be smashed and closed by the pressure relief seat to control the inside of the cup body.
  • the pressure relief seat and the inner cover of the cup cover are threaded and matched. It is convenient to disassemble and assemble, and the cup lid can be removed for cleaning.
  • the air suction assembly can be pressed into the vacuum chamber by the self-locking knob, so that the air suction assembly does not protrude from the surface of the cup cover, is convenient to carry, and is more beautiful.
  • the provision of two check valves can serve as a double fuse, wherein one check valve damages the other and can also function, and the two check valves can further prevent leakage and prevent liquids. Enter the role of the suction device.
  • the limiting action of the return spring by the first mounting seat and the second mounting seat prevents the return spring from shifting, and the return spring is more stable in the rebounding spring; the function of the buffering cavity can improve the leakage preventing effect of the cup cover. .
  • the U-shaped sealing ring is easy to install, and can better seal the air outlet, and the ear is conveniently arranged to be removed.
  • the outer cover and the inner cover are connected by means of snapping, and the loading and unloading is very convenient.
  • FIG. 1 is a structural view of an embodiment of a vacuum cup of the present invention.
  • FIG. 2 is a partial cross-sectional view of an embodiment of a vacuum cup of the present invention.
  • FIG. 3 is an exploded perspective view of the cup cover of the embodiment of the vacuum cup of the present invention.
  • 4 is a structural view of an inner cover of an embodiment of a vacuum cup of the present invention.
  • FIG 5 is a structural view of a pressure relief seat of an embodiment of a vacuum cup of the present invention.
  • FIG. 6 is a structural exploded view of the suction assembly of the vacuum cup embodiment of the present invention.
  • FIG. 7 is a structural view of a self-locking knob of the vacuum cup embodiment of the present invention.
  • FIG. 8 is a structural view of a first seal ring of the embodiment of the vacuum cup of the present invention.
  • FIG. 9 is a structural view of a second seal ring of the embodiment of the vacuum cup of the present invention.
  • FIG. 10 is a structural view showing a modification of the first seal ring of the embodiment of the vacuum cup of the present invention.
  • the invention mainly improves the structure of the cup lid in the vacuum cup, improves the efficiency of vacuuming the cup cover and the convenience of disassembly and assembly of the cup cover, prevents the liquid in the cup body from entering the cup cover, and improves the lid of the cup.
  • the sealing performance improves the portability and aesthetics of the vacuum cup.
  • FIG. 1 is a block diagram of an embodiment of a vacuum cup of the present invention.
  • the vacuum cup comprises a cup cover 1 and a cup body 2.
  • the cup body 2 can be made of plastic, glass, stainless steel, etc., and the vacuum cup is mainly used for juice, beverage, etc., using the cup cover 1 to the cup body 2 Vacuuming inside, it is possible to preserve the juice, beverages, etc. stored therein, and to increase the storage time.
  • FIG. 2 is a cross-sectional view of the embodiment of the vacuum cup of the present invention
  • FIG. 3 is an exploded view of the cup cover of the embodiment of the vacuum cup of the present invention
  • FIG. 2 omits part of the structure of the cup body.
  • the cup body 2 is composed of two layers of stainless steel material, the inner layer 20 and the outer layer 21.
  • the lid 1 includes an outer cover 10, an inner cover 11, a pressure relief seat 12, a suction assembly 13 and a self-locking knob 14.
  • the inner side of the lower end of the outer cover 10 is provided with a first fit to the outer side of the cup opening of the cup 2. Thread 100.
  • FIG. 4 is a structural view of an inner cover of the vacuum cup embodiment of the present invention.
  • the upper end of the inner cover 11 is connected to the upper end of the outer cover 10.
  • the upper end of the inner cover 11 is provided with an annular flange 110 and a protrusion 111.
  • the protrusion 111 has a semicircular cross section, and the protrusion 111 is located at the annular flange 110.
  • a card slot is formed between the protrusion 111 and the annular flange 110.
  • the upper end wall of the outer cover 10 is provided with a card block 101 corresponding to the card slot, and the card block 101 is engaged in the card slot. The loading and unloading of the outer cover 10 and the inner cover 11 is very convenient.
  • An annular gap 102 is formed between the outer cover 10 and the inner cover 11, and the first outer wall of the lower end of the inner cover 11 is provided with a first dense Sealing ring 15. Covering the lid 1, the cup opening of the cup 2 is located in the annular gap 102, and the first sealing ring 15 seals the cup opening.
  • the bottom wall of the inner cover 11 is provided with a first vacuuming port 112 communicating with the inner cavity of the cup body 2.
  • the first vacuuming port 112 is provided with a first one-way valve 113, and the first one-way valve 113 includes a plug.
  • the body 1130 and the engaging portion 11 31, the engaging portion 1131 passes through the first vacuuming port 112 and the plug body portion 1130 is located on the first vacuuming port 112, and the first one-way valve 113 is blocked by the plug body portion 1130.
  • the first vacuum port 112 is on.
  • the bottom wall of the inner cover 11 is further provided with a pressure relief port 114 communicating with the inner cavity of the cup body 2, and the inner peripheral wall of the inner cover 11 is provided with a second thread 115.
  • FIG. 5 is a structural view of a pressure relief seat of the vacuum cup embodiment of the present invention.
  • the pressure relief seat 12 has a chamber 120 with an open upper end.
  • the outer peripheral wall of the pressure relief seat 12 is provided with a third thread 121 adapted to the second thread 115, and the lower end of the pressure relief seat 12 is sleeved with a second sealing ring.
  • the second sealing ring 16 is closed on the pressure releasing port 114.
  • the bottom of the chamber 120 is provided with a second vacuuming port 122 communicating with the first vacuuming port 112, and the second vacuuming port 122 is provided with a first sealing port 122.
  • the two-way valve 123 has a structure similar to that of the first one-way valve 113.
  • the first one-way valve 113 and the second one-way valve 123 are made of a silicone material and have good elasticity.
  • the second check valve 123 is blocked on the second vacuum port 122.
  • the first one-way valve 113 is tightly mounted on the first vacuuming port 112, and the first one-way valve 113 is in contact with the upper end wall and the lower end wall of the first vacuuming port 112, depending on the deformation of the first one-way valve 113 itself.
  • the first vacuuming port 112 is snored. In the natural state, the first one-way valve 113 can seal the first vacuuming port 113 well, and even if the vacuum cup is inverted, the liquid in the cup body 2 cannot pass through the first.
  • the vacuum port 113 enters the pumping assembly 13 and has excellent leakproof performance.
  • the second check valve 123 has a certain gap with the lower end wall of the second vacuum port 122, and the second check valve 123 is easily smashed during the vacuuming process.
  • the provision of two check valves also serves as a double fuse, with one check valve damaging the other and functioning.
  • FIG. 6 is a structural exploded view of the suction assembly of the vacuum cup embodiment of the present invention.
  • the air pumping assembly 13 includes an air pump inner cylinder 130 and a gas pump inner cylinder bottom ring 131.
  • the air pump inner cylinder 130 is sleeved on the air pump inner cylinder bottom ring 131, and the air pump inner cylinder 130 and the air pump inner cylinder bottom ring 131 are nested at a position.
  • the positioning groove 13 2 is provided with a third sealing ring 17 in the positioning groove 132.
  • the third sealing ring 17 is a 0-shaped sealing ring, and the third sealing ring 17 is interference-fitted with the inner wall of the pressure relief seat 12, and the upper end of the positioning groove 132 is disposed.
  • the air pump inner cylinder bottom ring 131 cooperates with the chamber 120 of the pressure relief seat 12 to form an evacuation chamber, and a return spring 18 is disposed between the bottom of the chamber 120 and the air pump inner cylinder bottom ring 131.
  • the bottom of the pressure relief seat 12 has an upwardly convex first mounting seat 124.
  • the top of the air pump inner cylinder bottom ring 131 has a second mounting seat 1310 that is downwardly convex.
  • the two ends of the return spring 18 are respectively sleeved at the first end.
  • the first mounting seat 124 and the second mounting seat 1310 act to limit the return spring 18 to prevent the return spring 18 from shifting.
  • the second vacuum port 122 is disposed in the axial direction of the first mount 124.
  • a buffer chamber 116 is formed between the first mounting seat 124 and the inner cover 11, the first vacuuming port 112 is located at the bottom of the buffer chamber 116, and the first vacuuming port 112 is disposed opposite to the second vacuuming port 122, and two pumping ports are provided.
  • the advantage of vacuum is that it can play a double protection role to prevent air leakage; the function of the buffer chamber 116 can prevent the vacuum cup from being inverted and liquid leakage.
  • the outer peripheral wall of the air pump inner cylinder 130 is provided with a sliding groove 1301 in the axial direction, and the upper end opening of the sliding groove 1301 is larger than the lower end opening of the sliding groove 1301, and the upper end portion of the sliding groove 1301 and the lower end portion of the sliding groove 1301 A limit step 1302 is formed between them.
  • the upper end portion of the air pump inner cylinder 130 is recessed downward to form a square mounting hole 1303, and the pressing handle 135 is attached to the upper end of the air pump inner cylinder 130 through the mounting boss 1350.
  • FIG. 7 is a structural view of a self-locking knob of the vacuum cup embodiment of the present invention.
  • the self-locking knob 14 is sleeved on the air pump inner cylinder 130.
  • the self-locking knob 14 is provided with a locking block 140 adapted to the sliding slot 1301.
  • the locking block 140 can slide along the sliding slot 1301, and the rotation self-locking knob 14 can be locked.
  • Block 140 abuts on limit step 1302.
  • the outer edge of the lower end of the self-locking knob 14 is provided with a protrusion 141.
  • the self-locking knob 14 further has a downwardly-shaped annular groove 142.
  • the upper end of the pressure relief seat 12 is provided with an annular protrusion corresponding to the annular groove 142. 124, the annular groove 142 is sleeved on the annular protrusion 124, and the protrusion 141 is engaged with the upper end of the pressure relief seat 12.
  • FIG 8 is a structural view of a first sealing ring of the vacuum cup embodiment of the present invention.
  • the first sealing ring 15 is a U-shaped sealing ring, and the U-shaped sealing ring means that the sealing ring has a U-shaped cross section, that is, a U-shaped groove 150 is formed on the inner peripheral wall of the first sealing ring 15 through
  • the U-shaped groove 150 mounts the first seal ring 15 on the annular bead 117 (see Fig. 2) of the outer peripheral wall of the lower end of the inner cover 11.
  • the outer edge of the upper end of the first seal ring 15 is provided with a raised ear portion 151 which facilitates removal of the first seal ring 15 from the annular flange 1 17 of the inner cover 11.
  • FIG. 9 is a structural view of a second seal ring of the vacuum cup embodiment of the present invention.
  • the second sealing ring 16 is also a U-shaped sealing ring, and a U-shaped groove 160 is formed on the inner peripheral wall of the second sealing ring 16 .
  • the second seal ring 16 is mounted by the U-shaped groove 160 on the annular bead 127 (see Fig. 2) of the outer peripheral wall of the lower end of the pressure relief seat 12.
  • the lower inner edge of the second seal ring 16 is provided with a convex ear portion 161, and the ear portion 161 can facilitate the removal of the second seal ring 16 from the annular flange 127 of the pressure relief seat 12.
  • the lid 1 is placed over the cup 2, and the lid 1 is tightened so that the lid 1 is sealed at the mouth end of the cup 2.
  • Rotating the pressure relief seat 12 causes the second sealing ring 16 to block the pressure relief port 114, rotates the self-locking knob 14 to change from the locked state to the unlocked state, and the return spring 18 pushes the suction assembly 13 upward by its own resilience
  • the third sealing ring 17 is pressed against the downward friction of the inner wall of the pressure relief seat 12 against the lower end of the positioning groove 132, and the third sealing ring 17 lowers the lower edge of the third sealing ring 17 with the positioning groove.
  • the gap between the lower edges of 132 is sealed such that the exhaust passage 134 is closed.
  • the volume of the vacuum chamber formed by the combination of the inner cylinder bottom ring 131 of the air pump and the chamber 120 of the pressure relief seat 12 is increased, and the pressure in the vacuum chamber is increased due to the closing of the exhaust passage 134.
  • the pressure in the cup body 2 is stronger than the pressure in the vacuum chamber, and the air in the cup body 2 pushes the first check valve 113 and the second check valve 116 into the vacuum chamber until the cup body 2 and the vacuum chamber The pressure is again balanced.
  • the air suction assembly 13 is no longer moved upward, pushing the pressing handle 135 downward, causing the air suction assembly 13 to move downward, and the third sealing ring 17 is subjected to the inner wall of the pressure relief seat 12.
  • the upward frictional force acts upwardly against the upper end of the positioning groove 132, and the lower edge of the third sealing ring 17 is smashed with the gap between the lower edges of the positioning groove 132, so that the exhaust passage 134 is smashed, and the bottom of the air pump is bottomed.
  • the volume of the evacuation chamber formed by the combination of the inner cylinder bottom ring 131 of the air pump and the chamber 120 of the pressure relief seat 12 is reduced, and the air in the evacuation chamber passes through the exhaust due to the venting of the exhaust passage 134.
  • the passage 134 is discharged, and the first check valve 13 and the second check valve 116 are tightly sealed on the first vacuuming port 112 and the second vacuuming port 122 under the action of their own gravity and external atmospheric pressure to prevent air.
  • the return spring 18 Entering the cup 2 until the suction assembly 13 cannot be pushed down, the return spring 18 is in a compressed state. Pressing the handle 135 again, the return spring 18 pushes the suction assembly 13 upward by its own resilience, repeats the previous step, and draws the air in the cup 2, thus circulating, until a vacuum is formed in the cup 2.
  • the pressure relief seat 12 When it is necessary to open the vacuum cup ⁇ , the pressure relief seat 12 is rotated such that the second sealing ring 16 moves upward with the pressure relief seat 12, the pressure relief port 114 is snoring, and the air enters the cup body 2 from the pressure relief port 114. , the vacuum inside the vacuum cup is released, making it easier to snoring.
  • the components of the cup lid of the vacuum cup of the present invention are connected by snapping or screwing, so that it is convenient to disassemble and convenient for cleaning.
  • the vacuum cup of the present invention can also be used as a heat insulating cup, and the first sealing ring 15 is replaced with a sealing ring 30 as shown in FIG. 10, and the structure of the sealing ring 30 is similar to that of the first sealing ring 15, and is sealed.
  • the ring 30 is also a U-shaped seal ring, and a U-shaped groove 300 is formed in the inner peripheral wall of the seal ring 30, and the seal ring 30 is attached to the annular flange 117 of the outer peripheral wall of the lower end of the inner cover 11 through the U-shaped groove 300.
  • the outer edge of the upper end of the seal ring 30 is also provided with a raised ear portion 301.
  • the sealing ring 30 is different from the first sealing ring 15 in that: the sealing ring 30 is a sealing ring at one end, and the bottom of the sealing ring 30 is a closed end 302, but the first sealing ring 15 is a sealing ring which is a mouth at both ends. . Since the closed end 302 covers the bottom of the inner cover 11, the heat can be effectively prevented from being dissipated, thereby maintaining the heat retention effect.
  • the first sealing ring is a 0-shaped sealing ring; or a simple change in the structure of the cup body, etc. Wait.
  • the present invention is also intended to be within the spirit and scope of the invention, and all modifications, equivalents, improvements and the like are intended to be included within the scope of the appended claims.
  • the vacuum cup of the present invention can be used as a fresh-keeping cup for food, soup, beverage, etc., since two vacuum ports are provided at the bottom of the lid, and each one of the vacuum ports is provided with a one-way valve, which can In the role of double insurance, one of the check valves fails, and the other check valve can also function as a seal.
  • the two check valves are also provided to further improve the sealing performance of the cup cover and prevent the liquid in the cup from passing through.
  • One of the check valves can be accessed directly into the lid.
  • the pumping component on the lid can effectively pump the vacuum cup, and the air in the cup body is taken out.
  • the check valve prevents air from entering the cup body, keeps the cup body in a vacuum environment, and isolates the material stored in the cup body from the air. Extends the effect of storage and preservation.
  • the self-locking knob provided on the lid of the cup can lock the suction assembly in the lid under non-vacuum conditions, so that the suction assembly does not protrude from the surface of the lid, which improves the portability of the carrying, and the overall appearance will be More beautiful.
  • the pressure relief seat on the lid of the cup can smash the pressure relief port, allowing air to enter the cup body and releasing the vacuum inside the cup body to facilitate the cup lid.
  • the components on the cup cover are screwed or snapped together, which greatly improves the convenience of disassembly of the cup cover and facilitates cleaning of the inside of the cup cover.

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

Abstract

L'invention concerne une bouteille isolante, se rapportant au domaine des récipients de liquide. La bouteille isolante comprend un couvercle de bouteille (1) et un corps de bouteille (2). Le couvercle de bouteille (1) comprend un couvercle externe (10), un couvercle interne (11), une base de relâchement de pression (12) et un ensemble d'aspiration d'air (13). Une paroi périphérique externe d'une extrémité inférieure du couvercle interne (11) comporte une première bague d'étanchéité (15). La première bague d'étanchéité (15) scelle une ouverture de bouteille. Une paroi inférieure du couvercle interne (11) comporte une première ouverture sous vide (112). La première ouverture sous vide (112) a un premier clapet de non-retour (113). La paroi de fond du couvercle interne (11) comporte en outre une ouverture de relâchement de pression (114). La base de relâchement de pression (12) a une chambre (120) avec une extrémité supérieure ouverte. Une extrémité inférieure de la base de relâchement de pression (12) comporte une seconde bague d'étanchéité (16). La seconde bague d'étanchéité (16) bloque l'ouverture de relâchement de pression (114). Le fond de la chambre (120) comporte une seconde ouverture sous vide (122) communiquant avec la première ouverture sous vide (112). L'ensemble d'aspiration d'air (13) comprend un cylindre interne de pompe à air (130) et une bague inférieure de cylindre interne de pompe à air (131). La bague inférieure de cylindre interne de pompe à air (131) est en prise avec la chambre (120) pour former une chambre sous vide. Un ressort de rappel (18) est disposé entre la chambre (120) et la bague inférieure de cylindre interne de pompe à air (131).
PCT/CN2017/113810 2017-10-30 2017-11-30 Bouteille isolante Ceased WO2019085127A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711042666.3A CN107640444B (zh) 2017-10-30 2017-10-30 真空杯
CN201711042666.3 2017-10-30

Publications (1)

Publication Number Publication Date
WO2019085127A1 true WO2019085127A1 (fr) 2019-05-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/113810 Ceased WO2019085127A1 (fr) 2017-10-30 2017-11-30 Bouteille isolante

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CN (1) CN107640444B (fr)
WO (1) WO2019085127A1 (fr)

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US20210147125A1 (en) * 2019-11-15 2021-05-20 Helen Of Troy Limited Container closure with venting seal

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CN108338620B (zh) * 2018-04-13 2024-08-06 合肥为先产品设计有限公司 一种杯盖及含有该杯盖的杯子
CN109259570A (zh) * 2018-07-30 2019-01-25 广东辉骏科技集团有限公司 一种便携式真空果汁机
CN108742046B (zh) * 2018-09-10 2023-07-04 安徽富光生活科技有限公司 一种内塞及包含内塞的杯盖组件
CN109319290B (zh) * 2018-11-13 2024-08-02 广州市新力实业有限公司 汽/液密封容器盖及其构成的容器、杯或壶
CN110236338A (zh) * 2019-06-06 2019-09-17 珠海先河生物技术有限公司 一种杯盖及真空杯
CN112849771B (zh) * 2020-12-30 2022-10-18 台州市聚玛科技有限公司 一种抽真空装置及抽真空容器
CN114772024B (zh) * 2022-04-19 2024-06-11 珠海先河生物技术有限公司 一种真空储物罐

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