Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
  • B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
  • B65B31/046—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzles co-operating, or being combined, with a device for opening or closing the container or wrapper
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
  • B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
  • B65B31/024—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for wrappers or bags
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
  • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
  • B65B51/10—Applying or generating heat or pressure or combinations thereof
  • B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
  • B65B51/148—Hand-operated members

Definitions

• the present invention relates to a vacuum packing apparatus, more particularly to a vacuum packing apparatus of up-and-down sliding type, in which a cover part is designed to slide in a vertical direction so as to perform a vacuuming process.
• a conventional vacuum packing apparatus is often composed of a base part and a cover part coupled to the base part by hinge connection.
• the vacuum packing apparatus is designed to operate in such a manner that a vacuum bag is positioned between the base part and the cover part, and thereafter a case is closed so as to seal the bag under vacuum.
• FIG. 1 is a perspective view of a slanted vacuum packing apparatus, which is conceived by the present inventor. (Refer to Korean Utility Model Application No. 20-2005-18805)
• the slanted vacuum packing apparatus includes a base part (10) and a cover part (20). Provided adjacent to a front end of the base part (10) is a heating element (16) for heat-sealing a vacuum bag.
• the base part (10) further comprises a vacuum pump built therein.
• the cover part (20) is pivotably coupled to the base part (10) by a hinge adjacent to the rear end of the base part (10). Nearby the front end of the cover part (20), there is equipped with a pressing portion (26) associated with the heating element (16).
• the cover part (20) is furnished with a guide portion (29) that is integrally formed at opposite sides thereof such that the cover part (20) is precisely and stably seated on the base part (10).
• An upper surface of the base part (10) is configured to downwardly slant toward the front end thereof. Namely, the profile of the base part (10) is a substantially right- angled triangle.
• the cover part (20) comprises an upper chamber (22), which is downwardly opened.
• an upwardly opened lower chamber (12) is prepared on the base part (10).
• the lower chamber (12) is provided with a suction hole (14) adapted for aspirating air, which is in communication with a vacuum pump (not shown in the drawing) built in the base part (10).
• the upper chamber (22) and the lower chamber (12) are furnished with packing members (13, 23) at each open end thereof. Meanwhile, disposed inside of the upper chamber (22) is a striker wall (24) that is downwardly extended.
• a locking means (not shown in the drawing), which is disclosed in Korean Utility Model Registration Nos. 20-0380444, 20-0375528, and 20-0365095, may be incorporated into the cover part (20) and the base part (10), if necessary.
• cover part (20) and the base part (10) may employ a switch (17, 18) and a switch pushing portion (27, 28), which are taught in Korean Utility Model Registration No. 20-0365095, so as to automate operation of vacuuming and sealing processes.
• a switch (17, 18) and a switch pushing portion (27, 28) which are taught in Korean Utility Model Registration No. 20-0365095, so as to automate operation of vacuuming and sealing processes.
• the present invention aims at solving the aforementioned drawbacks of the conventional vacuum packing apparatus. Therefore, it is an object of the present invention to provide a vacuum packing apparatus of up-and-down sliding type, capable of enhancing efficiency of a vacuuming process by providing a structure, in which forward portions of an upper chamber and a lower chamber are air tightly contacted with each other with the same force that is applied for air tightly contacting rear portions of the upper chamber and the lower chamber.
• one embodiment of a vacuum packing apparatus of up-and-down sliding type comprises a base part having a heating element installed at a forward portion thereof and a lower chamber formed at a rear portion thereof, and a cover part having a pressing element associated with the heating element, installed at a forward portion thereof and an upper chamber formed at a rear portion thereof.
• the base part is furnished with vertical supports upwardly extending from both lateral sides thereof, along which the cover part vertically slides.
• the cover part comprises guide grooves formed at both lateral sides thereof, which are adapted for receiving the vertical supports. Interposed between the vertical supports and the guide grooves are springs.
• the base part comprises a base body having the heating element installed at a forward portion thereof and a first stepped portion formed at a rear portion thereof, and a lower chamber body including a lower chamber, which is designed to be slidably mounted on the first stepped portion in a back and forth direction.
• the cover part comprises a bottomless cover body, a supporting plate for serving as a bottom of the cover body, in which the pressing element is installed at a forward portion thereof and a second stepped portion is formed at a rear portion thereof, and an upper chamber body including an upper chamber, which is designed to be slidably mounted on the second stepped portion in a back and forth direction.
• the base part comprises a suction hole formed in the lower chamber.
• an air discharging port that is in fluid communication with the suction hole.
• the cover part is equipped with a vacuum pump and a through hole that is employed to interconnect the vacuum pump and the air discharging port in a fluid communicat ional manner.
• the vacuum packing apparatus of up-and-down sliding type according to the present invention has advantageous effects as follows.
• the cover part is joined to the base part in a vertically slidable manner, the upper chamber and the lower chamber are evenly air- tightened overall so that efficiency of a vacuuming process can be improved without any undesired air inflow between the upper chamber and the lower chamber.
• the cover part is designed to reliably and readily slide up and down in cooperation with the vertical supports.
• the cover part is configured to automatically ascend by elasticity of the springs as a locking mechanism is released.
• FIG. 1 is a perspective view of a conventional vacuum packing apparatus
• FIG. 2 is a perspective view of a vacuum packing apparatus according to an embodiment of the present invention, as opened;
• FIG. 3 is a perspective view of a vacuum packing apparatus according to an embodiment of the present invention, as closed;
• FIG. 4 is a perspective view showing a base part of a vacuum packing apparatus according to an embodiment of the present invention;
• FIG. 5 is a perspective view showing a cover part of a vacuum packing apparatus according to an embodiment of the present invention.
• FIG. 6 is a sectional view illustrating an air discharging passage of a vacuum packing apparatus according to an embodiment of the present invention.
• base part 110 base body
• heating element 117 first stepped portion
• cover part 210 cover body
• upper chamber body 221 upper chamber
• FIG. 2 is a perspective view of a vacuum packing apparatus according to an embodiment of the present invention, as opened
• FIG. 3 is a perspective view of a vacuum packing apparatus according to an embodiment of the present invention, as closed
• FIG. 4 is a perspective view showing a base part of a vacuum packing apparatus according to an embodiment of the present invention
• FIG. 5 is a perspective view showing a cover part of a vacuum packing apparatus according to an embodiment of the present invention
• FIG. 6 is a sectional view illustrating an air discharging passage of a vacuum packing apparatus according to an embodiment of the present invention.
• the present invention comprises a base part (100), a cover part (200), and vertical supports (130).
• the base part (100) is furnished with a heating element (115) installed at a forward portion thereof, a lower chamber (121) formed at a rear portion thereof, and vertical supports (130) upwardly extending from both lateral sides thereof.
• the base part (100) includes a base body (110) equipped with the heating element (115) installed at a forward portion thereof and a first stepped portion (117) formed at a rear portion thereof, and a lower chamber body (120) including the lower chamber (121), which is mounted on the first stepped portion (117) in a slidable manner in a back and forth direction.
• the vertical supports (130) are integrally formed with the base body (110).
• a conventional sliding means such as a guide rail (not shown in drawings) and a guide groove (not shown in drawings) may be emp1oyed.
• the lower chamber (121) comprises a gasket (122) disposed along a contour thereof, stoppers (123) protruded at a rear portion thereof, which function to properly arrange a vacuum bag therein, and a suction hole (124) adapted for aspirating air therefrom.
• the vertical support (130) is of a hollow construction with an opened upper end, within which a spring (140) is inserted.
• the cover part (200) is mounted on the base part (100) in such a manner that the cover part (200) is slidable in an up and down direction in cooperation with the vertical supports (130).
• the cover part (200) includes a pressing element (245) associated with the heating element (115) at a forward portion thereof and an upper chamber (221) corresponding to the lower chamber (121) at a rear portion thereof.
• the cover part (200) comprises a bottomless cover body (210), a supporting plate (240) for serving as a bottom of the cover body (210), in which the pressing element (245) is installed at a forward portion thereof and a second stepped portion (247) is formed at a rear portion thereof, and an upper chamber body (220) including the upper chamber (221), which is designed to be slidably mounted on the second stepped portion (247) in a back and forth direction.
• a conventional sliding means such as a guide rail (not shown in drawings) and a guide groove (not shown in drawings) may be employed. Since the upper chamber body (220) and the lower chamber body (120) are readily detachable in a slidable fashion, cleaning and replacement of each part are easy.
• the upper chamber (221) comprises a gasket (222) disposed along a contour thereof, and a striker wall (223) that is adapted for easily introducing an opening of a vacuum bag into the lower chamber (121).
• a gasket 222
• a striker wall 223
• Spring support columns are formed within the guide grooves (230) so as to hold springs (140) disposed in the vertical supports (130).
• a vacuum pump (300) may be built in the base part (100) for directly vacuuming a chamber via the suction hole (124). As shown in FIGS. 4 to 6, it is, however, preferable to provide an air discharging port (125) formed at an outside of the lower chamber (121), which is in fluid communication with the suction hole (124) by means of a hose or the like, and a through hole (225) that interconnects the vacuum pump (300) located in the cover part (200) and the air discharging port (125) via a hose or the like.
• the air discharging port (125) is upwardly extending from an upper surface of the lower chamber part (120).
• the through holes (225) are formed on both of the upper chamber body (220) and the supporting plate (240), and are arranged to be connected with the air discharging port (125) in fluid communicational manner as the cover part (200) is closed.
• a gasket (227) is interposed between the through hole (225) and the air discharging port (125), preferably a gasket (227) is interposed so as to ensure air-tightness.
• the cover part (200) and the base part (100) can be locked with respect to the base part (100).
• a known vacuum releasing button (not shown in drawings) may be incorporated into the instant apparatus so that vacuum state of the chamber can be readily released after completion of a vacuuming process.
• a vacuum bag is positioned between the cover part (200) and the base part (100).
• An opening of the vacuum bag is well arranged within a chamber without excessively being introduced beyond the chamber by virtue of the stoppers (123).
• the cover part (200) descends with compression of the springs (140) disposed between the guide grooves (230) of the cover part (200) and the vertical supports (130), as illustrated in FIG. 2, the cover part (200) downwardly moves along the vertical supports (130) and comes into contact with the base part (100).
• the cover part (200) When the upper chamber (221) of the cover part (200) is completely contacted with the lower chamber (121) of the base part (100), the cover part (200) is locked with the base part (100) by the locking means. Thereafter, a vacuuming process is performed by the automatically actuated vacuum pump (300) or manually manipulating a switch of the vacuum pump (300).
• air aspirated from the vacuum bag is first discharged into a space defined by the upper chamber (221) and the lower chamber (121). Subsequently, referring to FIG. 6, air in the space defined by the upper chamber (221) and the lower chamber (121) is directed to flow via the air discharging port (125) and the through hole (225), and is finally discharged into the atmosphere through the vacuum pump (300).
• the heating element (115) is heated automatically or manually, by which the opening of the vacuum bag is sealed.
• a power source for supplying electric power to the vacuum pump (300) and the heating element (115) may be built in the cover part (200) or the base part (100), which is electrically coupled to the vacuum pump (300) and the heating element (115) via an electric wire arranged in the vertical support (130).
• the locking device Upon completion of the vacuum packing process the locking device is released, thereby the cover part (200) ascends by virtue of elasticity of the springs (140) as shown in FIG. 3.
• the upper chamber part (220) and the lower chamber part (120) can be readily detached in a slidable manner in order to clean the upper chamber (221) and the lower chamber (121), or replace a component such as a gasket .
• a vacuum packing apparatus of up-and-down sliding type according to present invention is not limited by the aforementioned embodiment and it should be appreciated that various modifications can be made by a person having an ordinary skill in the art without departing from concept or spirit of the present invention.

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• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Dispersion Chemistry (AREA)
• Vacuum Packaging (AREA)

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Citations (3)

• 2006
  • 2006-05-12 KR KR2020060012682U patent/KR200425464Y1/ko not_active IP Right Cessation
  • 2006-10-23 WO PCT/KR2006/004325 patent/WO2007132966A1/en active Application Filing

Patent Citations (3)

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